[ 31.220932][ T287] lag1: Mode changed to "loadbalance" [ 31.956303][ T296] lag1: Port device veth0 added [ 32.090685][ T297] lag1: Port device veth6 added [ 33.554172][ T309] 8021q: 802.1Q VLAN Support v1.8 [ 33.554592][ T309] 8021q: adding VLAN 0 to HW filter on device lag1 [ 35.592547][ T328] lag4: Mode changed to "loadbalance" [ 35.747775][ T330] 8021q: adding VLAN 0 to HW filter on device lag4 [ 36.317596][ T336] lag4: Port device veth3 added [ 36.442635][ T337] lag4: Port device veth5 added [ 37.198119][ T343] 8021q: adding VLAN 0 to HW filter on device lag4 [ 39.655698][ T366] lag2: Mode changed to "loadbalance" [ 39.808587][ T368] 8021q: adding VLAN 0 to HW filter on device lag2 [ 40.361842][ T374] lag2: Port device veth1 added [ 40.516211][ T375] lag2: Port device veth7 added [ 41.991220][ T389] br1: port 1(lag2.100) entered blocking state [ 41.991527][ T389] br1: port 1(lag2.100) entered disabled state [ 41.991920][ T389] lag2.100: entered allmulticast mode [ 41.992119][ T389] lag2: entered allmulticast mode [ 41.992346][ T389] veth1: entered allmulticast mode [ 41.992675][ T389] veth7: entered allmulticast mode [ 41.995892][ T389] lag2.100: entered promiscuous mode [ 41.996108][ T389] lag2: entered promiscuous mode [ 41.996305][ T389] veth1: entered promiscuous mode [ 41.996819][ T389] veth7: entered promiscuous mode [ 42.533765][ T396] br2: port 1(lag2.200) entered blocking state [ 42.534113][ T396] br2: port 1(lag2.200) entered disabled state [ 42.534404][ T396] lag2.200: entered allmulticast mode [ 42.536431][ T396] lag2.200: entered promiscuous mode [ 42.960523][ T399] br1: port 1(lag2.100) entered blocking state [ 42.961044][ T399] br1: port 1(lag2.100) entered forwarding state [ 43.088875][ T400] br2: port 1(lag2.200) entered blocking state [ 43.089215][ T400] br2: port 1(lag2.200) entered forwarding state [ 43.850803][ T408] lag3: Mode changed to "loadbalance" [ 43.987843][ T410] 8021q: adding VLAN 0 to HW filter on device lag3 [ 44.630216][ T416] lag3: Port device veth2 added [ 44.776460][ T417] lag3: Port device veth4 added [ 46.800197][ T433] [ 46.800372][ T433] ===================================================== [ 46.800651][ T433] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 46.800977][ T433] 6.9.0-rc1-virtme #1 Not tainted [ 46.801204][ T433] ----------------------------------------------------- [ 46.801476][ T433] sysctl/433 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 46.801870][ T433] ffff88800598cee8 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 46.802314][ T433] [ 46.802314][ T433] and this task is already holding: [ 46.802633][ T433] ffff888005eeed80 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 46.803030][ T433] which would create a new lock dependency: [ 46.803300][ T433] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 46.803640][ T433] [ 46.803640][ T433] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 46.804029][ T433] (&ndev->lock){++--}-{2:2} [ 46.804036][ T433] [ 46.804036][ T433] ... which became SOFTIRQ-irq-safe at: [ 46.804574][ T433] __lock_acquire+0x797/0x1570 [ 46.804802][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.805026][ T433] _raw_write_lock+0x30/0x40 [ 46.805251][ T433] addrconf_rs_timer+0xa9/0x730 [ 46.805474][ T433] call_timer_fn+0x13b/0x230 [ 46.805701][ T433] __run_timers+0x545/0x810 [ 46.805929][ T433] run_timer_softirq+0xe8/0x1b0 [ 46.806153][ T433] __do_softirq+0x1f8/0x5df [ 46.806375][ T433] irq_exit_rcu+0x97/0xc0 [ 46.806593][ T433] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.806816][ T433] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.807099][ T433] default_idle+0xf/0x20 [ 46.807265][ T433] default_idle_call+0x6d/0xb0 [ 46.807486][ T433] cpuidle_idle_call+0x1f4/0x280 [ 46.807713][ T433] do_idle+0xf9/0x160 [ 46.807890][ T433] cpu_startup_entry+0x54/0x60 [ 46.808118][ T433] start_secondary+0x21c/0x2b0 [ 46.808346][ T433] common_startup_64+0x12c/0x138 [ 46.808567][ T433] [ 46.808567][ T433] to a SOFTIRQ-irq-unsafe lock: [ 46.808842][ T433] (&p->alloc_lock){+.+.}-{2:2} [ 46.808851][ T433] [ 46.808851][ T433] ... which became SOFTIRQ-irq-unsafe at: [ 46.809430][ T433] ... [ 46.809432][ T433] __lock_acquire+0x797/0x1570 [ 46.809786][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.810033][ T433] _raw_spin_lock+0x30/0x40 [ 46.810286][ T433] set_mems_allowed+0x1d/0x210 [ 46.810517][ T433] kernel_init_freeable+0x72/0x310 [ 46.810746][ T433] kernel_init+0x20/0x200 [ 46.810996][ T433] ret_from_fork+0x31/0x70 [ 46.811221][ T433] ret_from_fork_asm+0x1a/0x30 [ 46.811445][ T433] [ 46.811445][ T433] other info that might help us debug this: [ 46.811445][ T433] [ 46.811903][ T433] Possible interrupt unsafe locking scenario: [ 46.811903][ T433] [ 46.812248][ T433] CPU0 CPU1 [ 46.812483][ T433] ---- ---- [ 46.812729][ T433] lock(&p->alloc_lock); [ 46.812902][ T433] local_irq_disable(); [ 46.813215][ T433] lock(&ndev->lock); [ 46.813510][ T433] lock(&p->alloc_lock); [ 46.813786][ T433] [ 46.813967][ T433] lock(&ndev->lock); [ 46.814151][ T433] [ 46.814151][ T433] *** DEADLOCK *** [ 46.814151][ T433] [ 46.814474][ T433] 3 locks held by sysctl/433: [ 46.814715][ T433] #0: ffff8880062f93f0 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0xf5/0x1e0 [ 46.815137][ T433] #1: ffffffff903969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_fixup_forwarding+0x20/0x460 [ 46.815610][ T433] #2: ffff888005eeed80 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 46.816024][ T433] [ 46.816024][ T433] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 46.816482][ T433] -> (&ndev->lock){++--}-{2:2} { [ 46.816730][ T433] HARDIRQ-ON-W at: [ 46.816924][ T433] __lock_acquire+0x797/0x1570 [ 46.817269][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.817553][ T433] _raw_write_lock_bh+0x38/0x50 [ 46.817841][ T433] addrconf_permanent_addr+0x6e/0x670 [ 46.818140][ T433] addrconf_notify+0x749/0xd60 [ 46.818426][ T433] notifier_call_chain+0xcd/0x150 [ 46.818753][ T433] __dev_notify_flags+0xe6/0x250 [ 46.819048][ T433] dev_change_flags+0xec/0x160 [ 46.819333][ T433] do_setlink+0x7d6/0x21e0 [ 46.819649][ T433] __rtnl_newlink+0xaa7/0xd80 [ 46.819956][ T433] rtnl_newlink+0x63/0xa0 [ 46.820235][ T433] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.820520][ T433] netlink_rcv_skb+0x130/0x360 [ 46.820821][ T433] netlink_unicast+0x449/0x710 [ 46.821120][ T433] netlink_sendmsg+0x723/0xbe0 [ 46.821402][ T433] ____sys_sendmsg+0x7b2/0xa10 [ 46.821708][ T433] ___sys_sendmsg+0xee/0x170 [ 46.822009][ T433] __sys_sendmsg+0xcd/0x170 [ 46.822303][ T433] do_syscall_64+0xc6/0x1e0 [ 46.822591][ T433] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.822961][ T433] HARDIRQ-ON-R at: [ 46.823143][ T433] __lock_acquire+0x797/0x1570 [ 46.823445][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.823746][ T433] _raw_read_lock_bh+0x44/0x80 [ 46.824045][ T433] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.824345][ T433] inet6_fill_link_af+0x5e/0xe0 [ 46.824648][ T433] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.824961][ T433] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.825267][ T433] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.825639][ T433] rtmsg_ifinfo+0x5b/0xa0 [ 46.825950][ T433] register_netdevice+0x1177/0x1690 [ 46.826253][ T433] register_netdev+0x20/0x40 [ 46.826557][ T433] sit_init_net+0x250/0x4f0 [ 46.826874][ T433] ops_init+0x9b/0x560 [ 46.827117][ T433] register_pernet_operations+0x2db/0x710 [ 46.827461][ T433] register_pernet_device+0x2a/0x60 [ 46.827743][ T433] sit_init+0x23/0xe0 [ 46.827972][ T433] do_one_initcall+0x8d/0x1e0 [ 46.828257][ T433] do_initcalls+0x1b2/0x3e0 [ 46.828545][ T433] kernel_init_freeable+0x232/0x310 [ 46.828824][ T433] kernel_init+0x20/0x200 [ 46.829106][ T433] ret_from_fork+0x31/0x70 [ 46.829394][ T433] ret_from_fork_asm+0x1a/0x30 [ 46.829693][ T433] IN-SOFTIRQ-W at: [ 46.829880][ T433] __lock_acquire+0x797/0x1570 [ 46.830165][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.830453][ T433] _raw_write_lock+0x30/0x40 [ 46.830736][ T433] addrconf_rs_timer+0xa9/0x730 [ 46.831017][ T433] call_timer_fn+0x13b/0x230 [ 46.831298][ T433] __run_timers+0x545/0x810 [ 46.831578][ T433] run_timer_softirq+0xe8/0x1b0 [ 46.831858][ T433] __do_softirq+0x1f8/0x5df [ 46.832132][ T433] irq_exit_rcu+0x97/0xc0 [ 46.832420][ T433] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.832763][ T433] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.833098][ T433] default_idle+0xf/0x20 [ 46.833375][ T433] default_idle_call+0x6d/0xb0 [ 46.833658][ T433] cpuidle_idle_call+0x1f4/0x280 [ 46.833937][ T433] do_idle+0xf9/0x160 [ 46.834168][ T433] cpu_startup_entry+0x54/0x60 [ 46.834447][ T433] start_secondary+0x21c/0x2b0 [ 46.834733][ T433] common_startup_64+0x12c/0x138 [ 46.835011][ T433] IN-SOFTIRQ-R at: [ 46.835178][ T433] __lock_acquire+0x797/0x1570 [ 46.835456][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.835735][ T433] _raw_read_lock_bh+0x44/0x80 [ 46.836025][ T433] ipv6_get_lladdr+0xa9/0x3e0 [ 46.836302][ T433] addrconf_rs_timer+0x24a/0x730 [ 46.836583][ T433] call_timer_fn+0x13b/0x230 [ 46.836859][ T433] __run_timers+0x545/0x810 [ 46.837136][ T433] run_timer_softirq+0xe8/0x1b0 [ 46.837414][ T433] __do_softirq+0x1f8/0x5df [ 46.837704][ T433] irq_exit_rcu+0x97/0xc0 [ 46.837983][ T433] sysvec_apic_timer_interrupt+0x75/0x80 [ 46.838318][ T433] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 46.838656][ T433] default_idle+0xf/0x20 [ 46.838974][ T433] default_idle_call+0x6d/0xb0 [ 46.839254][ T433] cpuidle_idle_call+0x1f4/0x280 [ 46.839546][ T433] do_idle+0xf9/0x160 [ 46.839788][ T433] cpu_startup_entry+0x54/0x60 [ 46.840074][ T433] start_secondary+0x21c/0x2b0 [ 46.840356][ T433] common_startup_64+0x12c/0x138 [ 46.840644][ T433] INITIAL USE at: [ 46.840816][ T433] __lock_acquire+0x797/0x1570 [ 46.841101][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.841391][ T433] _raw_write_lock_bh+0x38/0x50 [ 46.841676][ T433] addrconf_permanent_addr+0x6e/0x670 [ 46.841963][ T433] addrconf_notify+0x749/0xd60 [ 46.842248][ T433] notifier_call_chain+0xcd/0x150 [ 46.842532][ T433] __dev_notify_flags+0xe6/0x250 [ 46.842820][ T433] dev_change_flags+0xec/0x160 [ 46.843129][ T433] do_setlink+0x7d6/0x21e0 [ 46.843582][ T433] __rtnl_newlink+0xaa7/0xd80 [ 46.843880][ T433] rtnl_newlink+0x63/0xa0 [ 46.844192][ T433] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 46.844501][ T433] netlink_rcv_skb+0x130/0x360 [ 46.844971][ T433] netlink_unicast+0x449/0x710 [ 46.845280][ T433] netlink_sendmsg+0x723/0xbe0 [ 46.845592][ T433] ____sys_sendmsg+0x7b2/0xa10 [ 46.846041][ T433] ___sys_sendmsg+0xee/0x170 [ 46.846340][ T433] __sys_sendmsg+0xcd/0x170 [ 46.846634][ T433] do_syscall_64+0xc6/0x1e0 [ 46.846921][ T433] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.847414][ T433] INITIAL READ USE at: [ 46.847596][ T433] __lock_acquire+0x797/0x1570 [ 46.847908][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.848510][ T433] _raw_read_lock_bh+0x44/0x80 [ 46.848807][ T433] inet6_fill_ifla6_attrs+0x516/0x740 [ 46.849157][ T433] inet6_fill_link_af+0x5e/0xe0 [ 46.849588][ T433] rtnl_fill_ifinfo+0x1612/0x29e0 [ 46.849958][ T433] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 46.850304][ T433] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 46.850793][ T433] rtmsg_ifinfo+0x5b/0xa0 [ 46.851078][ T433] register_netdevice+0x1177/0x1690 [ 46.851419][ T433] register_netdev+0x20/0x40 [ 46.851703][ T433] sit_init_net+0x250/0x4f0 [ 46.852143][ T433] ops_init+0x9b/0x560 [ 46.852429][ T433] register_pernet_operations+0x2db/0x710 [ 46.852799][ T433] register_pernet_device+0x2a/0x60 [ 46.853290][ T433] sit_init+0x23/0xe0 [ 46.853576][ T433] do_one_initcall+0x8d/0x1e0 [ 46.853859][ T433] do_initcalls+0x1b2/0x3e0 [ 46.854302][ T433] kernel_init_freeable+0x232/0x310 [ 46.854640][ T433] kernel_init+0x20/0x200 [ 46.854928][ T433] ret_from_fork+0x31/0x70 [ 46.855368][ T433] ret_from_fork_asm+0x1a/0x30 [ 46.855653][ T433] } [ 46.855770][ T433] ... key at: [] __key.37+0x0/0x40 [ 46.856136][ T433] [ 46.856136][ T433] the dependencies between the lock to be acquired [ 46.856139][ T433] and SOFTIRQ-irq-unsafe lock: [ 46.856930][ T433] -> (&p->alloc_lock){+.+.}-{2:2} { [ 46.857172][ T433] HARDIRQ-ON-W at: [ 46.857346][ T433] __lock_acquire+0x797/0x1570 [ 46.857798][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.858082][ T433] _raw_spin_lock+0x30/0x40 [ 46.858362][ T433] set_mems_allowed+0x1d/0x210 [ 46.858823][ T433] kernel_init_freeable+0x72/0x310 [ 46.859108][ T433] kernel_init+0x20/0x200 [ 46.859402][ T433] ret_from_fork+0x31/0x70 [ 46.859725][ T433] ret_from_fork_asm+0x1a/0x30 [ 46.860165][ T433] SOFTIRQ-ON-W at: [ 46.860332][ T433] __lock_acquire+0x797/0x1570 [ 46.860613][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.861064][ T433] _raw_spin_lock+0x30/0x40 [ 46.861349][ T433] set_mems_allowed+0x1d/0x210 [ 46.861625][ T433] kernel_init_freeable+0x72/0x310 [ 46.861903][ T433] kernel_init+0x20/0x200 [ 46.862338][ T433] ret_from_fork+0x31/0x70 [ 46.862619][ T433] ret_from_fork_asm+0x1a/0x30 [ 46.862900][ T433] INITIAL USE at: [ 46.863066][ T433] __lock_acquire+0x797/0x1570 [ 46.863493][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.863768][ T433] _raw_spin_lock+0x30/0x40 [ 46.864048][ T433] set_mems_allowed+0x1d/0x210 [ 46.864481][ T433] kernel_init_freeable+0x72/0x310 [ 46.864765][ T433] kernel_init+0x20/0x200 [ 46.865049][ T433] ret_from_fork+0x31/0x70 [ 46.865483][ T433] ret_from_fork_asm+0x1a/0x30 [ 46.865763][ T433] } [ 46.865888][ T433] ... key at: [] __key.387+0x0/0x40 [ 46.866226][ T433] ... acquired at: [ 46.866392][ T433] check_prev_add+0x194/0xce0 [ 46.866925][ T433] validate_chain+0x71d/0x9b0 [ 46.867151][ T433] __lock_acquire+0xaf0/0x1570 [ 46.867382][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.867607][ T433] _raw_spin_lock+0x30/0x40 [ 46.867983][ T433] __get_task_comm+0x27/0x70 [ 46.868206][ T433] ref_tracker_alloc+0x2ee/0x490 [ 46.868429][ T433] netdev_get_by_index+0x5e/0x80 [ 46.868652][ T433] fib6_nh_init+0x3d8/0x15b0 [ 46.869026][ T433] ip6_route_info_create+0xf18/0x17d0 [ 46.869251][ T433] addrconf_f6i_alloc+0x265/0x560 [ 46.869482][ T433] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.869717][ T433] addrconf_join_anycast+0x1c0/0x220 [ 46.870098][ T433] dev_forward_change+0x2a6/0x7b0 [ 46.870373][ T433] addrconf_fixup_forwarding+0x23f/0x460 [ 46.870664][ T433] addrconf_sysctl_forward+0x212/0x2b0 [ 46.870900][ T433] proc_sys_call_handler+0x403/0x5e0 [ 46.871276][ T433] vfs_write+0x9e5/0x10a0 [ 46.871511][ T433] ksys_write+0xf5/0x1e0 [ 46.871733][ T433] do_syscall_64+0xc6/0x1e0 [ 46.871953][ T433] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.872381][ T433] [ 46.872495][ T433] [ 46.872495][ T433] stack backtrace: [ 46.872760][ T433] CPU: 0 PID: 433 Comm: sysctl Not tainted 6.9.0-rc1-virtme #1 [ 46.873092][ T433] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 46.873733][ T433] Call Trace: [ 46.873903][ T433] [ 46.874020][ T433] dump_stack_lvl+0x82/0xd0 [ 46.874251][ T433] print_bad_irq_dependency+0x957/0xd40 [ 46.874622][ T433] ? hlock_class+0x4e/0x130 [ 46.874847][ T433] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 46.875140][ T433] ? __pfx_usage_skip+0x10/0x10 [ 46.875367][ T433] ? __bfs+0x246/0x650 [ 46.875695][ T433] ? __pfx_usage_match+0x10/0x10 [ 46.875940][ T433] check_irq_usage+0x596/0x850 [ 46.876184][ T433] ? __pfx_check_irq_usage+0x10/0x10 [ 46.876421][ T433] ? __bfs+0x246/0x650 [ 46.876599][ T433] ? __pfx_hlock_conflict+0x10/0x10 [ 46.876988][ T433] ? check_path.constprop.0+0x24/0x50 [ 46.877227][ T433] ? check_noncircular+0x14c/0x3e0 [ 46.877468][ T433] ? __pfx_check_noncircular+0x10/0x10 [ 46.877711][ T433] ? check_prev_add+0x194/0xce0 [ 46.878103][ T433] check_prev_add+0x194/0xce0 [ 46.878343][ T433] ? validate_chain+0x130/0x9b0 [ 46.878583][ T433] validate_chain+0x71d/0x9b0 [ 46.878824][ T433] ? mark_lock+0x38/0x3e0 [ 46.879004][ T433] ? __pfx_validate_chain+0x10/0x10 [ 46.879391][ T433] ? hlock_class+0x4e/0x130 [ 46.879652][ T433] ? mark_lock+0x38/0x3e0 [ 46.879847][ T433] __lock_acquire+0xaf0/0x1570 [ 46.880088][ T433] lock_acquire.part.0+0xeb/0x330 [ 46.880482][ T433] ? __get_task_comm+0x27/0x70 [ 46.880722][ T433] ? mark_lock+0x38/0x3e0 [ 46.880903][ T433] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 46.881142][ T433] ? trace_lock_acquire+0x135/0x1c0 [ 46.881382][ T433] ? __get_task_comm+0x27/0x70 [ 46.881763][ T433] ? lock_acquire+0x32/0xc0 [ 46.882146][ T433] ? __get_task_comm+0x27/0x70 [ 46.882384][ T433] _raw_spin_lock+0x30/0x40 [ 46.882632][ T433] ? __get_task_comm+0x27/0x70 [ 46.883012][ T433] __get_task_comm+0x27/0x70 [ 46.883233][ T433] ref_tracker_alloc+0x2ee/0x490 [ 46.883461][ T433] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 46.883702][ T433] ? dev_get_by_index+0x177/0x270 [ 46.884080][ T433] ? netdev_get_by_index+0x5e/0x80 [ 46.884304][ T433] ? fib6_nh_init+0x3d8/0x15b0 [ 46.884529][ T433] ? ip6_route_info_create+0xf18/0x17d0 [ 46.884760][ T433] ? addrconf_f6i_alloc+0x265/0x560 [ 46.885281][ T433] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.885511][ T433] ? addrconf_join_anycast+0x1c0/0x220 [ 46.885737][ T433] ? dev_forward_change+0x2a6/0x7b0 [ 46.885963][ T433] ? addrconf_fixup_forwarding+0x23f/0x460 [ 46.886384][ T433] ? addrconf_sysctl_forward+0x212/0x2b0 [ 46.886624][ T433] ? proc_sys_call_handler+0x403/0x5e0 [ 46.886860][ T433] ? vfs_write+0x9e5/0x10a0 [ 46.887102][ T433] ? ksys_write+0xf5/0x1e0 [ 46.887339][ T433] ? do_syscall_64+0xc6/0x1e0 [ 46.887719][ T433] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.888016][ T433] ? dev_get_by_index+0x177/0x270 [ 46.888261][ T433] netdev_get_by_index+0x5e/0x80 [ 46.888499][ T433] fib6_nh_init+0x3d8/0x15b0 [ 46.888898][ T433] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 46.889194][ T433] ? __pfx_fib6_nh_init+0x10/0x10 [ 46.889433][ T433] ? kasan_save_track+0x14/0x30 [ 46.889686][ T433] ? __kasan_kmalloc+0x7f/0x90 [ 46.890056][ T433] ? __kmalloc+0x1d7/0x3c0 [ 46.890283][ T433] ? fib6_get_table+0x116/0x290 [ 46.890508][ T433] ip6_route_info_create+0xf18/0x17d0 [ 46.890728][ T433] ? __lock_release+0x103/0x460 [ 46.891098][ T433] ? __pfx_ip6_route_info_create+0x10/0x10 [ 46.891379][ T433] ? addrconf_f6i_alloc+0x12d/0x560 [ 46.891628][ T433] addrconf_f6i_alloc+0x265/0x560 [ 46.891864][ T433] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 46.892257][ T433] ? do_raw_write_lock+0x122/0x3b0 [ 46.892506][ T433] ? __pfx_do_raw_write_lock+0x10/0x10 [ 46.892727][ T433] ? lock_acquire+0x32/0xc0 [ 46.892955][ T433] __ipv6_dev_ac_inc+0x25f/0xb10 [ 46.893328][ T433] addrconf_join_anycast+0x1c0/0x220 [ 46.893570][ T433] ? mark_lock+0x38/0x3e0 [ 46.893757][ T433] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 46.894054][ T433] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 46.894490][ T433] dev_forward_change+0x2a6/0x7b0 [ 46.894728][ T433] ? __pfx_dev_forward_change+0x10/0x10 [ 46.894997][ T433] addrconf_fixup_forwarding+0x23f/0x460 [ 46.895231][ T433] addrconf_sysctl_forward+0x212/0x2b0 [ 46.895612][ T433] ? __pfx_addrconf_sysctl_forward+0x10/0x10 [ 46.895903][ T433] ? __pfx_addrconf_sysctl_forward+0x10/0x10 [ 46.896196][ T433] ? trace_kmalloc+0x2a/0xe0 [ 46.896432][ T433] ? __kmalloc_node+0x220/0x400 [ 46.896812][ T433] ? proc_sys_call_handler+0x30b/0x5e0 [ 46.897051][ T433] proc_sys_call_handler+0x403/0x5e0 [ 46.897288][ T433] ? __pfx_proc_sys_call_handler+0x10/0x10 [ 46.897582][ T433] ? __lock_acquire+0xaf0/0x1570 [ 46.897966][ T433] vfs_write+0x9e5/0x10a0 [ 46.898151][ T433] ? do_user_addr_fault+0x449/0xbe0 [ 46.898391][ T433] ? __pfx_vfs_write+0x10/0x10 [ 46.898627][ T433] ? find_held_lock+0x2c/0x110 [ 46.898869][ T433] ? __pfx___lock_release+0x10/0x10 [ 46.899250][ T433] ? __fget_light+0x53/0x1e0 [ 46.899487][ T433] ksys_write+0xf5/0x1e0 [ 46.899676][ T433] ? __pfx_ksys_write+0x10/0x10 [ 46.899916][ T433] ? do_user_addr_fault+0x4bd/0xbe0 [ 46.900300][ T433] do_syscall_64+0xc6/0x1e0 [ 46.900535][ T433] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 46.900825][ T433] RIP: 0033:0x7fed27192957 [ 46.901076][ T433] 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 [ 46.902065][ T433] RSP: 002b:00007ffd08c87a38 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 46.902586][ T433] RAX: ffffffffffffffda RBX: 00005580d5c05360 RCX: 00007fed27192957 [ 46.902948][ T433] RDX: 0000000000000002 RSI: 00005580d5c053a0 RDI: 0000000000000005 [ 46.903297][ T433] RBP: 00005580d5c074d0 R08: 0000000000000003 R09: 0000000000000077 [ 46.903941][ T433] R10: 000000000000006b R11: 0000000000000246 R12: 0000000000000002 [ 46.904282][ T433] R13: 0000000000000002 R14: 0000000000000002 R15: 00007fed272499c0 [ 46.904644][ T433] [ 61.914970][ T480] veth7: left promiscuous mode [ 61.915374][ T480] veth7: left allmulticast mode [ 61.917160][ T480] lag2: Port device veth7 removed [ 77.818069][ T509] veth7: entered promiscuous mode [ 77.818465][ T509] veth7: entered allmulticast mode [ 77.819278][ T509] lag2: Port device veth7 added [ 78.232982][ T512] veth1: left promiscuous mode [ 78.233530][ T512] veth1: left allmulticast mode [ 78.235272][ T512] lag2: Port device veth1 removed [ 93.999490][ T7] br1: port 1(lag2.100) entered disabled state [ 94.001249][ T7] br2: port 1(lag2.200) entered disabled state [ 94.115229][ T542] veth7: left promiscuous mode [ 94.115643][ T542] veth7: left allmulticast mode [ 94.117320][ T542] lag2: Port device veth7 removed [ 94.454823][ T545] veth1: entered promiscuous mode [ 94.455196][ T545] veth1: entered allmulticast mode [ 94.455963][ T545] lag2: Port device veth1 added [ 94.477193][ T366] br1: port 1(lag2.100) entered blocking state [ 94.477475][ T366] br1: port 1(lag2.100) entered forwarding state [ 94.479013][ T49] br2: port 1(lag2.200) entered blocking state [ 94.479230][ T49] br2: port 1(lag2.200) entered forwarding state [ 94.771966][ T548] veth7: entered promiscuous mode [ 94.772320][ T548] veth7: entered allmulticast mode [ 94.773152][ T548] lag2: Port device veth7 added [ 110.385388][ T576] lag2.200: left allmulticast mode [ 110.385610][ T576] lag2.200: left promiscuous mode [ 110.386162][ T576] br2: port 1(lag2.200) entered disabled state [ 110.484877][ T577] lag2.100: left allmulticast mode [ 110.485085][ T577] lag2: left allmulticast mode [ 110.485261][ T577] veth1: left allmulticast mode [ 110.485432][ T577] veth7: left allmulticast mode [ 110.485930][ T577] lag2.100: left promiscuous mode [ 110.486080][ T577] lag2: left promiscuous mode [ 110.486225][ T577] veth1: left promiscuous mode [ 110.486663][ T577] veth7: left promiscuous mode [ 110.487465][ T577] br1: port 1(lag2.100) entered disabled state [ 112.681140][ T579] br1: port 1(lag2.100) entered blocking state [ 112.681383][ T579] br1: port 1(lag2.100) entered disabled state [ 112.682396][ T579] lag2.100: entered allmulticast mode [ 112.682541][ T579] lag2: entered allmulticast mode [ 112.682685][ T579] veth1: entered allmulticast mode [ 112.682827][ T579] veth7: entered allmulticast mode [ 112.684354][ T579] lag2.100: entered promiscuous mode [ 112.684528][ T579] lag2: entered promiscuous mode [ 112.684692][ T579] veth1: entered promiscuous mode [ 112.685047][ T579] veth7: entered promiscuous mode [ 112.686142][ T579] br1: port 1(lag2.100) entered blocking state [ 112.686347][ T579] br1: port 1(lag2.100) entered forwarding state [ 112.786739][ T580] br2: port 1(lag2.200) entered blocking state [ 112.787001][ T580] br2: port 1(lag2.200) entered disabled state [ 112.787203][ T580] lag2.200: entered allmulticast mode [ 112.788747][ T580] lag2.200: entered promiscuous mode [ 112.789680][ T580] br2: port 1(lag2.200) entered blocking state [ 112.789881][ T580] br2: port 1(lag2.200) entered forwarding state [ 128.461586][ T608] lag3: Port device veth2 removed [ 144.124639][ T637] lag3: Port device veth2 added [ 144.434866][ T640] lag3: Port device veth4 removed [ 160.153071][ T669] lag3: Port device veth2 removed [ 160.512354][ T672] lag3: Port device veth4 added [ 160.836709][ T675] lag3: Port device veth2 added [ 177.394441][ T715] lag3: Port device veth4 removed [ 177.495869][ T716] lag3: Port device veth2 removed [ 178.171614][ T728] br2: port 1(lag2.200) entered disabled state [ 178.268613][ T729] br1: port 1(lag2.100) entered disabled state [ 178.577607][ T732] lag2.200: left allmulticast mode [ 178.577792][ T732] lag2.200: left promiscuous mode [ 178.578259][ T732] br2: port 1(lag2.200) entered disabled state [ 178.807245][ T734] lag2.100: left allmulticast mode [ 178.807425][ T734] lag2: left allmulticast mode [ 178.807581][ T734] veth1: left allmulticast mode [ 178.807732][ T734] veth7: left allmulticast mode [ 178.807881][ T734] lag2.100: left promiscuous mode [ 178.808019][ T734] lag2: left promiscuous mode [ 178.808164][ T734] veth1: left promiscuous mode [ 178.808517][ T734] veth7: left promiscuous mode [ 178.809165][ T734] br1: port 1(lag2.100) entered disabled state [ 179.286066][ T738] lag2: Port device veth7 removed [ 179.375137][ T739] lag2: Port device veth1 removed [ 181.050926][ T755] lag4: Port device veth5 removed [ 181.148393][ T756] lag4: Port device veth3 removed [ 182.837708][ T772] lag1: Port device veth6 removed [ 182.932796][ T773] lag1: Port device veth0 removed