[ 27.952245][ T285] lag1: Mode changed to "loadbalance" [ 28.670772][ T293] lag1: Port device veth0 added [ 28.779544][ T294] lag1: Port device veth6 added [ 30.122083][ T306] 8021q: 802.1Q VLAN Support v1.8 [ 30.122383][ T306] 8021q: adding VLAN 0 to HW filter on device lag1 [ 31.906122][ T325] lag4: Mode changed to "loadbalance" [ 32.034749][ T327] 8021q: adding VLAN 0 to HW filter on device lag4 [ 32.549011][ T333] lag4: Port device veth3 added [ 32.669557][ T334] lag4: Port device veth5 added [ 33.336187][ T340] 8021q: adding VLAN 0 to HW filter on device lag4 [ 35.659257][ T363] lag2: Mode changed to "loadbalance" [ 35.784225][ T365] 8021q: adding VLAN 0 to HW filter on device lag2 [ 36.291083][ T371] lag2: Port device veth1 added [ 36.422139][ T372] lag2: Port device veth7 added [ 36.668497][ T374] ip (374) used greatest stack depth: 23752 bytes left [ 37.653010][ T386] br1: port 1(lag2.100) entered blocking state [ 37.653260][ T386] br1: port 1(lag2.100) entered disabled state [ 37.653566][ T386] lag2.100: entered allmulticast mode [ 37.654090][ T386] lag2: entered allmulticast mode [ 37.654259][ T386] veth1: entered allmulticast mode [ 37.654500][ T386] veth7: entered allmulticast mode [ 37.656800][ T386] lag2.100: entered promiscuous mode [ 37.657183][ T386] lag2: entered promiscuous mode [ 37.657351][ T386] veth1: entered promiscuous mode [ 37.657834][ T386] veth7: entered promiscuous mode [ 38.210227][ T393] br2: port 1(lag2.200) entered blocking state [ 38.210467][ T393] br2: port 1(lag2.200) entered disabled state [ 38.210701][ T393] lag2.200: entered allmulticast mode [ 38.212549][ T393] lag2.200: entered promiscuous mode [ 38.570780][ T396] br1: port 1(lag2.100) entered blocking state [ 38.571339][ T396] br1: port 1(lag2.100) entered forwarding state [ 38.688900][ T397] br2: port 1(lag2.200) entered blocking state [ 38.689263][ T397] br2: port 1(lag2.200) entered forwarding state [ 39.411077][ T405] lag3: Mode changed to "loadbalance" [ 39.536903][ T407] 8021q: adding VLAN 0 to HW filter on device lag3 [ 40.084770][ T413] lag3: Port device veth2 added [ 40.213598][ T414] lag3: Port device veth4 added [ 41.843068][ T430] [ 41.843194][ T430] ===================================================== [ 41.843385][ T430] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 41.843603][ T430] 6.9.0-rc1-virtme #1 Not tainted [ 41.843745][ T430] ----------------------------------------------------- [ 41.843931][ T430] sysctl/430 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 41.844149][ T430] ffff88800610ac28 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 41.844429][ T430] [ 41.844429][ T430] and this task is already holding: [ 41.844643][ T430] ffff88800743d580 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 41.844905][ T430] which would create a new lock dependency: [ 41.845083][ T430] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 41.845302][ T430] [ 41.845302][ T430] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 41.845556][ T430] (&ndev->lock){++--}-{2:2} [ 41.845560][ T430] [ 41.845560][ T430] ... which became SOFTIRQ-irq-safe at: [ 41.845915][ T430] __lock_acquire+0x797/0x1570 [ 41.846070][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.846214][ T430] _raw_write_lock+0x30/0x40 [ 41.846365][ T430] addrconf_rs_timer+0xa9/0x730 [ 41.846511][ T430] call_timer_fn+0x13b/0x230 [ 41.846660][ T430] __run_timers+0x545/0x810 [ 41.846812][ T430] timer_expire_remote+0x9b/0xe0 [ 41.846959][ T430] tmigr_handle_remote_cpu+0x270/0x430 [ 41.847109][ T430] tmigr_handle_remote_up+0x19f/0x2e0 [ 41.847264][ T430] tmigr_handle_remote+0x21d/0x3a0 [ 41.847411][ T430] __do_softirq+0x1f8/0x5df [ 41.847559][ T430] irq_exit_rcu+0x97/0xc0 [ 41.847707][ T430] sysvec_apic_timer_interrupt+0x75/0x80 [ 41.847854][ T430] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 41.848049][ T430] default_idle+0xf/0x20 [ 41.848159][ T430] default_idle_call+0x6d/0xb0 [ 41.848307][ T430] cpuidle_idle_call+0x1f4/0x280 [ 41.848454][ T430] do_idle+0xf9/0x160 [ 41.848568][ T430] cpu_startup_entry+0x54/0x60 [ 41.848712][ T430] start_secondary+0x21c/0x2b0 [ 41.848861][ T430] common_startup_64+0x12c/0x138 [ 41.849007][ T430] [ 41.849007][ T430] to a SOFTIRQ-irq-unsafe lock: [ 41.849186][ T430] (&p->alloc_lock){+.+.}-{2:2} [ 41.849190][ T430] [ 41.849190][ T430] ... which became SOFTIRQ-irq-unsafe at: [ 41.849550][ T430] ... [ 41.849552][ T430] __lock_acquire+0x797/0x1570 [ 41.849790][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.849937][ T430] _raw_spin_lock+0x30/0x40 [ 41.850083][ T430] set_mems_allowed+0x1d/0x210 [ 41.850229][ T430] kernel_init_freeable+0x72/0x310 [ 41.850379][ T430] kernel_init+0x20/0x200 [ 41.850531][ T430] ret_from_fork+0x31/0x70 [ 41.850681][ T430] ret_from_fork_asm+0x1a/0x30 [ 41.850827][ T430] [ 41.850827][ T430] other info that might help us debug this: [ 41.850827][ T430] [ 41.851112][ T430] Possible interrupt unsafe locking scenario: [ 41.851112][ T430] [ 41.851328][ T430] CPU0 CPU1 [ 41.851474][ T430] ---- ---- [ 41.851620][ T430] lock(&p->alloc_lock); [ 41.851733][ T430] local_irq_disable(); [ 41.851919][ T430] lock(&ndev->lock); [ 41.852103][ T430] lock(&p->alloc_lock); [ 41.852286][ T430] [ 41.852397][ T430] lock(&ndev->lock); [ 41.852514][ T430] [ 41.852514][ T430] *** DEADLOCK *** [ 41.852514][ T430] [ 41.852732][ T430] 3 locks held by sysctl/430: [ 41.852882][ T430] #0: ffff8880060413f0 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0xf5/0x1e0 [ 41.853149][ T430] #1: ffffffffa6f969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_fixup_forwarding+0x20/0x460 [ 41.853446][ T430] #2: ffff88800743d580 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 41.853710][ T430] [ 41.853710][ T430] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 41.854001][ T430] -> (&ndev->lock){++--}-{2:2} { [ 41.854157][ T430] HARDIRQ-ON-W at: [ 41.854271][ T430] __lock_acquire+0x797/0x1570 [ 41.854460][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.854646][ T430] _raw_write_lock_bh+0x38/0x50 [ 41.854833][ T430] addrconf_permanent_addr+0x6e/0x670 [ 41.855019][ T430] addrconf_notify+0x749/0xd60 [ 41.855206][ T430] notifier_call_chain+0xcd/0x150 [ 41.855395][ T430] __dev_notify_flags+0xe6/0x250 [ 41.855588][ T430] dev_change_flags+0xec/0x160 [ 41.855773][ T430] do_setlink+0x7d6/0x21e0 [ 41.855962][ T430] __rtnl_newlink+0xaa7/0xd80 [ 41.856157][ T430] rtnl_newlink+0x63/0xa0 [ 41.856347][ T430] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 41.856532][ T430] netlink_rcv_skb+0x130/0x360 [ 41.856718][ T430] netlink_unicast+0x449/0x710 [ 41.856904][ T430] netlink_sendmsg+0x723/0xbe0 [ 41.857088][ T430] ____sys_sendmsg+0x7b2/0xa10 [ 41.857274][ T430] ___sys_sendmsg+0xee/0x170 [ 41.857460][ T430] __sys_sendmsg+0xcd/0x170 [ 41.857645][ T430] do_syscall_64+0xc6/0x1e0 [ 41.857831][ T430] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.858055][ T430] HARDIRQ-ON-R at: [ 41.858166][ T430] __lock_acquire+0x797/0x1570 [ 41.858361][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.858547][ T430] _raw_read_lock_bh+0x44/0x80 [ 41.858739][ T430] inet6_fill_ifla6_attrs+0x516/0x740 [ 41.858927][ T430] inet6_fill_link_af+0x5e/0xe0 [ 41.859112][ T430] rtnl_fill_ifinfo+0x1612/0x29e0 [ 41.859297][ T430] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 41.859481][ T430] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 41.859713][ T430] rtmsg_ifinfo+0x5b/0xa0 [ 41.859902][ T430] register_netdevice+0x1177/0x1690 [ 41.860088][ T430] register_netdev+0x20/0x40 [ 41.860273][ T430] sit_init_net+0x250/0x4f0 [ 41.860458][ T430] ops_init+0x9b/0x560 [ 41.860609][ T430] register_pernet_operations+0x2db/0x710 [ 41.860829][ T430] register_pernet_device+0x2a/0x60 [ 41.861020][ T430] sit_init+0x23/0xe0 [ 41.861174][ T430] do_one_initcall+0x8d/0x1e0 [ 41.861359][ T430] do_initcalls+0x1b2/0x3e0 [ 41.861546][ T430] kernel_init_freeable+0x232/0x310 [ 41.861731][ T430] kernel_init+0x20/0x200 [ 41.861914][ T430] ret_from_fork+0x31/0x70 [ 41.862103][ T430] ret_from_fork_asm+0x1a/0x30 [ 41.862286][ T430] IN-SOFTIRQ-W at: [ 41.862417][ T430] __lock_acquire+0x797/0x1570 [ 41.862593][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.862762][ T430] _raw_write_lock+0x30/0x40 [ 41.862933][ T430] addrconf_rs_timer+0xa9/0x730 [ 41.863106][ T430] call_timer_fn+0x13b/0x230 [ 41.863278][ T430] __run_timers+0x545/0x810 [ 41.863451][ T430] timer_expire_remote+0x9b/0xe0 [ 41.863624][ T430] tmigr_handle_remote_cpu+0x270/0x430 [ 41.863794][ T430] tmigr_handle_remote_up+0x19f/0x2e0 [ 41.863963][ T430] tmigr_handle_remote+0x21d/0x3a0 [ 41.864132][ T430] __do_softirq+0x1f8/0x5df [ 41.864303][ T430] irq_exit_rcu+0x97/0xc0 [ 41.864478][ T430] sysvec_apic_timer_interrupt+0x75/0x80 [ 41.864683][ T430] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 41.864888][ T430] default_idle+0xf/0x20 [ 41.865058][ T430] default_idle_call+0x6d/0xb0 [ 41.865227][ T430] cpuidle_idle_call+0x1f4/0x280 [ 41.865399][ T430] do_idle+0xf9/0x160 [ 41.865538][ T430] cpu_startup_entry+0x54/0x60 [ 41.865711][ T430] start_secondary+0x21c/0x2b0 [ 41.865884][ T430] common_startup_64+0x12c/0x138 [ 41.866057][ T430] IN-SOFTIRQ-R at: [ 41.866159][ T430] __lock_acquire+0x797/0x1570 [ 41.866328][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.866498][ T430] _raw_read_lock_bh+0x44/0x80 [ 41.866674][ T430] ipv6_get_lladdr+0xa9/0x3e0 [ 41.866845][ T430] addrconf_rs_timer+0x24a/0x730 [ 41.867019][ T430] call_timer_fn+0x13b/0x230 [ 41.867191][ T430] __run_timers+0x545/0x810 [ 41.867362][ T430] timer_expire_remote+0x9b/0xe0 [ 41.867531][ T430] tmigr_handle_remote_cpu+0x270/0x430 [ 41.867703][ T430] tmigr_handle_remote_up+0x19f/0x2e0 [ 41.868040][ T430] tmigr_handle_remote+0x21d/0x3a0 [ 41.868210][ T430] __do_softirq+0x1f8/0x5df [ 41.868380][ T430] irq_exit_rcu+0x97/0xc0 [ 41.868630][ T430] sysvec_apic_timer_interrupt+0x75/0x80 [ 41.868834][ T430] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 41.869041][ T430] default_idle+0xf/0x20 [ 41.869290][ T430] default_idle_call+0x6d/0xb0 [ 41.869462][ T430] cpuidle_idle_call+0x1f4/0x280 [ 41.869632][ T430] do_idle+0xf9/0x160 [ 41.869782][ T430] cpu_startup_entry+0x54/0x60 [ 41.870034][ T430] start_secondary+0x21c/0x2b0 [ 41.870208][ T430] common_startup_64+0x12c/0x138 [ 41.870464][ T430] INITIAL USE at: [ 41.870842][ T430] __lock_acquire+0x797/0x1570 [ 41.871025][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.871196][ T430] _raw_write_lock_bh+0x38/0x50 [ 41.871367][ T430] addrconf_permanent_addr+0x6e/0x670 [ 41.871618][ T430] addrconf_notify+0x749/0xd60 [ 41.871794][ T430] notifier_call_chain+0xcd/0x150 [ 41.871996][ T430] __dev_notify_flags+0xe6/0x250 [ 41.872266][ T430] dev_change_flags+0xec/0x160 [ 41.872452][ T430] do_setlink+0x7d6/0x21e0 [ 41.872641][ T430] __rtnl_newlink+0xaa7/0xd80 [ 41.872829][ T430] rtnl_newlink+0x63/0xa0 [ 41.873100][ T430] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 41.873288][ T430] netlink_rcv_skb+0x130/0x360 [ 41.873474][ T430] netlink_unicast+0x449/0x710 [ 41.873661][ T430] netlink_sendmsg+0x723/0xbe0 [ 41.873851][ T430] ____sys_sendmsg+0x7b2/0xa10 [ 41.874038][ T430] ___sys_sendmsg+0xee/0x170 [ 41.874305][ T430] __sys_sendmsg+0xcd/0x170 [ 41.874479][ T430] do_syscall_64+0xc6/0x1e0 [ 41.874648][ T430] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.874855][ T430] INITIAL READ USE at: [ 41.875040][ T430] __lock_acquire+0x797/0x1570 [ 41.875212][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.875382][ T430] _raw_read_lock_bh+0x44/0x80 [ 41.875553][ T430] inet6_fill_ifla6_attrs+0x516/0x740 [ 41.875761][ T430] inet6_fill_link_af+0x5e/0xe0 [ 41.875948][ T430] rtnl_fill_ifinfo+0x1612/0x29e0 [ 41.876120][ T430] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 41.876405][ T430] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 41.876610][ T430] rtmsg_ifinfo+0x5b/0xa0 [ 41.876841][ T430] register_netdevice+0x1177/0x1690 [ 41.877292][ T430] register_netdev+0x20/0x40 [ 41.877534][ T430] sit_init_net+0x250/0x4f0 [ 41.877759][ T430] ops_init+0x9b/0x560 [ 41.878012][ T430] register_pernet_operations+0x2db/0x710 [ 41.878323][ T430] register_pernet_device+0x2a/0x60 [ 41.878655][ T430] sit_init+0x23/0xe0 [ 41.879074][ T430] do_one_initcall+0x8d/0x1e0 [ 41.879351][ T430] do_initcalls+0x1b2/0x3e0 [ 41.879627][ T430] kernel_init_freeable+0x232/0x310 [ 41.880259][ T430] kernel_init+0x20/0x200 [ 41.880531][ T430] ret_from_fork+0x31/0x70 [ 41.880811][ T430] ret_from_fork_asm+0x1a/0x30 [ 41.881085][ T430] } [ 41.881198][ T430] ... key at: [] __key.37+0x0/0x40 [ 41.881522][ T430] [ 41.881522][ T430] the dependencies between the lock to be acquired [ 41.881524][ T430] and SOFTIRQ-irq-unsafe lock: [ 41.882246][ T430] -> (&p->alloc_lock){+.+.}-{2:2} { [ 41.882474][ T430] HARDIRQ-ON-W at: [ 41.882654][ T430] __lock_acquire+0x797/0x1570 [ 41.882940][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.883385][ T430] _raw_spin_lock+0x30/0x40 [ 41.883674][ T430] set_mems_allowed+0x1d/0x210 [ 41.883960][ T430] kernel_init_freeable+0x72/0x310 [ 41.884374][ T430] kernel_init+0x20/0x200 [ 41.884649][ T430] ret_from_fork+0x31/0x70 [ 41.884929][ T430] ret_from_fork_asm+0x1a/0x30 [ 41.885207][ T430] SOFTIRQ-ON-W at: [ 41.885514][ T430] __lock_acquire+0x797/0x1570 [ 41.885783][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.886060][ T430] _raw_spin_lock+0x30/0x40 [ 41.886339][ T430] set_mems_allowed+0x1d/0x210 [ 41.886759][ T430] kernel_init_freeable+0x72/0x310 [ 41.887038][ T430] kernel_init+0x20/0x200 [ 41.887308][ T430] ret_from_fork+0x31/0x70 [ 41.887729][ T430] ret_from_fork_asm+0x1a/0x30 [ 41.888015][ T430] INITIAL USE at: [ 41.888182][ T430] __lock_acquire+0x797/0x1570 [ 41.888450][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.888869][ T430] _raw_spin_lock+0x30/0x40 [ 41.889142][ T430] set_mems_allowed+0x1d/0x210 [ 41.889414][ T430] kernel_init_freeable+0x72/0x310 [ 41.889856][ T430] kernel_init+0x20/0x200 [ 41.890119][ T430] ret_from_fork+0x31/0x70 [ 41.890390][ T430] ret_from_fork_asm+0x1a/0x30 [ 41.890659][ T430] } [ 41.890920][ T430] ... key at: [] __key.387+0x0/0x40 [ 41.891263][ T430] ... acquired at: [ 41.891430][ T430] check_prev_add+0x194/0xce0 [ 41.891649][ T430] validate_chain+0x71d/0x9b0 [ 41.892017][ T430] __lock_acquire+0xaf0/0x1570 [ 41.892230][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.892445][ T430] _raw_spin_lock+0x30/0x40 [ 41.892664][ T430] __get_task_comm+0x27/0x70 [ 41.892879][ T430] ref_tracker_alloc+0x2ee/0x490 [ 41.893102][ T430] netdev_get_by_index+0x5e/0x80 [ 41.893320][ T430] fib6_nh_init+0x3d8/0x15b0 [ 41.893532][ T430] ip6_route_info_create+0xf18/0x17d0 [ 41.893747][ T430] addrconf_f6i_alloc+0x265/0x560 [ 41.894114][ T430] __ipv6_dev_ac_inc+0x25f/0xb10 [ 41.894340][ T430] addrconf_join_anycast+0x1c0/0x220 [ 41.894551][ T430] dev_forward_change+0x2a6/0x7b0 [ 41.894771][ T430] addrconf_fixup_forwarding+0x23f/0x460 [ 41.895043][ T430] addrconf_sysctl_forward+0x212/0x2b0 [ 41.895260][ T430] proc_sys_call_handler+0x403/0x5e0 [ 41.895470][ T430] vfs_write+0x9e5/0x10a0 [ 41.895674][ T430] ksys_write+0xf5/0x1e0 [ 41.896009][ T430] do_syscall_64+0xc6/0x1e0 [ 41.896217][ T430] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.896476][ T430] [ 41.896580][ T430] [ 41.896580][ T430] stack backtrace: [ 41.897104][ T430] CPU: 0 PID: 430 Comm: sysctl Not tainted 6.9.0-rc1-virtme #1 [ 41.897414][ T430] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 41.897869][ T430] Call Trace: [ 41.898023][ T430] [ 41.898132][ T430] dump_stack_lvl+0x82/0xd0 [ 41.898341][ T430] print_bad_irq_dependency+0x957/0xd40 [ 41.898558][ T430] ? hlock_class+0x4e/0x130 [ 41.898765][ T430] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 41.899026][ T430] ? __pfx_usage_skip+0x10/0x10 [ 41.899232][ T430] ? __bfs+0x246/0x650 [ 41.899389][ T430] ? __pfx_usage_match+0x10/0x10 [ 41.899594][ T430] check_irq_usage+0x596/0x850 [ 41.899958][ T430] ? __pfx_check_irq_usage+0x10/0x10 [ 41.900163][ T430] ? __bfs+0x246/0x650 [ 41.900319][ T430] ? __pfx_hlock_conflict+0x10/0x10 [ 41.900531][ T430] ? check_path.constprop.0+0x24/0x50 [ 41.900870][ T430] ? check_noncircular+0x14c/0x3e0 [ 41.901090][ T430] ? __pfx_check_noncircular+0x10/0x10 [ 41.901322][ T430] ? check_prev_add+0x194/0xce0 [ 41.901547][ T430] check_prev_add+0x194/0xce0 [ 41.901768][ T430] ? validate_chain+0x130/0x9b0 [ 41.902124][ T430] validate_chain+0x71d/0x9b0 [ 41.902338][ T430] ? mark_lock+0x38/0x3e0 [ 41.902512][ T430] ? __pfx_validate_chain+0x10/0x10 [ 41.902728][ T430] ? hlock_class+0x4e/0x130 [ 41.902945][ T430] ? mark_lock+0x38/0x3e0 [ 41.903111][ T430] __lock_acquire+0xaf0/0x1570 [ 41.903333][ T430] lock_acquire.part.0+0xeb/0x330 [ 41.903550][ T430] ? __get_task_comm+0x27/0x70 [ 41.903773][ T430] ? mark_lock+0x38/0x3e0 [ 41.903929][ T430] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 41.904150][ T430] ? trace_lock_acquire+0x135/0x1c0 [ 41.904370][ T430] ? __get_task_comm+0x27/0x70 [ 41.904587][ T430] ? lock_acquire+0x32/0xc0 [ 41.904811][ T430] ? __get_task_comm+0x27/0x70 [ 41.905024][ T430] _raw_spin_lock+0x30/0x40 [ 41.905246][ T430] ? __get_task_comm+0x27/0x70 [ 41.905464][ T430] __get_task_comm+0x27/0x70 [ 41.905825][ T430] ref_tracker_alloc+0x2ee/0x490 [ 41.906041][ T430] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 41.906266][ T430] ? dev_get_by_index+0x177/0x270 [ 41.906485][ T430] ? netdev_get_by_index+0x5e/0x80 [ 41.906694][ T430] ? fib6_nh_init+0x3d8/0x15b0 [ 41.907052][ T430] ? ip6_route_info_create+0xf18/0x17d0 [ 41.907277][ T430] ? addrconf_f6i_alloc+0x265/0x560 [ 41.907498][ T430] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 41.907709][ T430] ? addrconf_join_anycast+0x1c0/0x220 [ 41.908070][ T430] ? dev_forward_change+0x2a6/0x7b0 [ 41.908293][ T430] ? addrconf_fixup_forwarding+0x23f/0x460 [ 41.908570][ T430] ? addrconf_sysctl_forward+0x212/0x2b0 [ 41.908782][ T430] ? proc_sys_call_handler+0x403/0x5e0 [ 41.908999][ T430] ? vfs_write+0x9e5/0x10a0 [ 41.909213][ T430] ? ksys_write+0xf5/0x1e0 [ 41.909430][ T430] ? do_syscall_64+0xc6/0x1e0 [ 41.909657][ T430] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.909919][ T430] ? dev_get_by_index+0x177/0x270 [ 41.910149][ T430] netdev_get_by_index+0x5e/0x80 [ 41.910366][ T430] fib6_nh_init+0x3d8/0x15b0 [ 41.910590][ T430] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 41.910996][ T430] ? __pfx_fib6_nh_init+0x10/0x10 [ 41.911210][ T430] ? kasan_save_track+0x14/0x30 [ 41.911425][ T430] ? __kasan_kmalloc+0x7f/0x90 [ 41.911647][ T430] ? __kmalloc+0x1d7/0x3c0 [ 41.912013][ T430] ? fib6_get_table+0x116/0x290 [ 41.912234][ T430] ip6_route_info_create+0xf18/0x17d0 [ 41.912451][ T430] ? __lock_release+0x103/0x460 [ 41.912667][ T430] ? __pfx_ip6_route_info_create+0x10/0x10 [ 41.912936][ T430] ? addrconf_f6i_alloc+0x12d/0x560 [ 41.913160][ T430] addrconf_f6i_alloc+0x265/0x560 [ 41.913372][ T430] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 41.913594][ T430] ? do_raw_write_lock+0x122/0x3b0 [ 41.913953][ T430] ? __pfx_do_raw_write_lock+0x10/0x10 [ 41.914178][ T430] ? lock_acquire+0x32/0xc0 [ 41.914390][ T430] __ipv6_dev_ac_inc+0x25f/0xb10 [ 41.914614][ T430] addrconf_join_anycast+0x1c0/0x220 [ 41.914830][ T430] ? mark_lock+0x38/0x3e0 [ 41.914993][ T430] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 41.915269][ T430] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 41.915532][ T430] dev_forward_change+0x2a6/0x7b0 [ 41.915751][ T430] ? __pfx_dev_forward_change+0x10/0x10 [ 41.915980][ T430] addrconf_fixup_forwarding+0x23f/0x460 [ 41.916202][ T430] addrconf_sysctl_forward+0x212/0x2b0 [ 41.916420][ T430] ? __pfx_addrconf_sysctl_forward+0x10/0x10 [ 41.916688][ T430] ? __pfx_addrconf_sysctl_forward+0x10/0x10 [ 41.916953][ T430] ? trace_kmalloc+0x2a/0xe0 [ 41.917167][ T430] ? __kmalloc_node+0x220/0x400 [ 41.917392][ T430] ? proc_sys_call_handler+0x30b/0x5e0 [ 41.917614][ T430] proc_sys_call_handler+0x403/0x5e0 [ 41.917966][ T430] ? __pfx_proc_sys_call_handler+0x10/0x10 [ 41.918217][ T430] ? __lock_acquire+0xaf0/0x1570 [ 41.918420][ T430] vfs_write+0x9e5/0x10a0 [ 41.918577][ T430] ? do_user_addr_fault+0x449/0xbe0 [ 41.918927][ T430] ? __pfx_vfs_write+0x10/0x10 [ 41.919157][ T430] ? find_held_lock+0x2c/0x110 [ 41.919377][ T430] ? __pfx___lock_release+0x10/0x10 [ 41.919597][ T430] ? __fget_light+0x53/0x1e0 [ 41.919952][ T430] ksys_write+0xf5/0x1e0 [ 41.920109][ T430] ? __pfx_ksys_write+0x10/0x10 [ 41.920315][ T430] ? do_user_addr_fault+0x4bd/0xbe0 [ 41.920527][ T430] do_syscall_64+0xc6/0x1e0 [ 41.920734][ T430] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 41.921145][ T430] RIP: 0033:0x7f9032718957 [ 41.921379][ T430] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 41.922121][ T430] RSP: 002b:00007ffd7778cd38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 41.922438][ T430] RAX: ffffffffffffffda RBX: 000055f2b3d9f360 RCX: 00007f9032718957 [ 41.922884][ T430] RDX: 0000000000000002 RSI: 000055f2b3d9f3a0 RDI: 0000000000000005 [ 41.923203][ T430] RBP: 000055f2b3da14d0 R08: 0000000000000003 R09: 0000000000000077 [ 41.923516][ T430] R10: 000000000000006b R11: 0000000000000246 R12: 0000000000000002 [ 41.923962][ T430] R13: 0000000000000002 R14: 0000000000000002 R15: 00007f90327cf9c0 [ 41.924276][ T430] [ 53.568190][ T478] veth7: left promiscuous mode [ 53.568571][ T478] veth7: left allmulticast mode [ 53.569786][ T478] lag2: Port device veth7 removed [ 69.322719][ T507] veth7: entered promiscuous mode [ 69.323170][ T507] veth7: entered allmulticast mode [ 69.323957][ T507] lag2: Port device veth7 added [ 69.625519][ T510] veth1: left promiscuous mode [ 69.625912][ T510] veth1: left allmulticast mode [ 69.627035][ T510] lag2: Port device veth1 removed [ 85.290757][ T62] br1: port 1(lag2.100) entered disabled state [ 85.291865][ T62] br2: port 1(lag2.200) entered disabled state [ 85.377565][ T539] veth7: left promiscuous mode [ 85.377978][ T539] veth7: left allmulticast mode [ 85.380075][ T539] lag2: Port device veth7 removed [ 85.697626][ T542] veth1: entered promiscuous mode [ 85.698005][ T542] veth1: entered allmulticast mode [ 85.698771][ T542] lag2: Port device veth1 added [ 85.722226][ T363] br1: port 1(lag2.100) entered blocking state [ 85.722451][ T363] br1: port 1(lag2.100) entered forwarding state [ 85.723827][ T363] br2: port 1(lag2.200) entered blocking state [ 85.724045][ T363] br2: port 1(lag2.200) entered forwarding state [ 86.043456][ T546] veth7: entered promiscuous mode [ 86.043811][ T546] veth7: entered allmulticast mode [ 86.044542][ T546] lag2: Port device veth7 added [ 101.645403][ T574] lag2.200: left allmulticast mode [ 101.645602][ T574] lag2.200: left promiscuous mode [ 101.646666][ T574] br2: port 1(lag2.200) entered disabled state [ 101.749662][ T575] lag2.100: left allmulticast mode [ 101.749858][ T575] lag2: left allmulticast mode [ 101.750037][ T575] veth1: left allmulticast mode [ 101.750209][ T575] veth7: left allmulticast mode [ 101.750376][ T575] lag2.100: left promiscuous mode [ 101.750518][ T575] lag2: left promiscuous mode [ 101.750668][ T575] veth1: left promiscuous mode [ 101.751105][ T575] veth7: left promiscuous mode [ 101.751872][ T575] br1: port 1(lag2.100) entered disabled state [ 103.936251][ T577] br1: port 1(lag2.100) entered blocking state [ 103.936509][ T577] br1: port 1(lag2.100) entered disabled state [ 103.936746][ T577] lag2.100: entered allmulticast mode [ 103.936911][ T577] lag2: entered allmulticast mode [ 103.937068][ T577] veth1: entered allmulticast mode [ 103.937230][ T577] veth7: entered allmulticast mode [ 103.938833][ T577] lag2.100: entered promiscuous mode [ 103.939031][ T577] lag2: entered promiscuous mode [ 103.939189][ T577] veth1: entered promiscuous mode [ 103.939556][ T577] veth7: entered promiscuous mode [ 103.940647][ T577] br1: port 1(lag2.100) entered blocking state [ 103.940836][ T577] br1: port 1(lag2.100) entered forwarding state [ 104.046713][ T578] br2: port 1(lag2.200) entered blocking state [ 104.046958][ T578] br2: port 1(lag2.200) entered disabled state [ 104.047170][ T578] lag2.200: entered allmulticast mode [ 104.048740][ T578] lag2.200: entered promiscuous mode [ 104.049677][ T578] br2: port 1(lag2.200) entered blocking state [ 104.049878][ T578] br2: port 1(lag2.200) entered forwarding state [ 119.619875][ T606] lag3: Port device veth2 removed [ 135.267544][ T635] lag3: Port device veth2 added [ 135.585100][ T638] lag3: Port device veth4 removed [ 151.148072][ T667] lag3: Port device veth2 removed [ 151.441943][ T670] lag3: Port device veth4 added [ 151.756010][ T673] lag3: Port device veth2 added [ 168.168331][ T713] lag3: Port device veth4 removed [ 168.308690][ T714] lag3: Port device veth2 removed [ 169.059441][ T725] br2: port 1(lag2.200) entered disabled state [ 169.177925][ T726] br1: port 1(lag2.100) entered disabled state [ 169.477339][ T729] lag2.200: left allmulticast mode [ 169.477518][ T729] lag2.200: left promiscuous mode [ 169.477991][ T729] br2: port 1(lag2.200) entered disabled state [ 169.709511][ T731] lag2.100: left allmulticast mode [ 169.709688][ T731] lag2: left allmulticast mode [ 169.709843][ T731] veth1: left allmulticast mode [ 169.710011][ T731] veth7: left allmulticast mode [ 169.710173][ T731] lag2.100: left promiscuous mode [ 169.710326][ T731] lag2: left promiscuous mode [ 169.710477][ T731] veth1: left promiscuous mode [ 169.710833][ T731] veth7: left promiscuous mode [ 169.711455][ T731] br1: port 1(lag2.100) entered disabled state [ 170.199211][ T735] lag2: Port device veth7 removed [ 170.293338][ T736] lag2: Port device veth1 removed [ 172.035220][ T751] lag4: Port device veth5 removed [ 172.132111][ T752] lag4: Port device veth3 removed [ 173.854419][ T770] lag1: Port device veth6 removed [ 173.948117][ T771] lag1: Port device veth0 removed