[ 30.780923][ T288] lag1: Mode changed to "loadbalance" [ 31.478384][ T296] lag1: Port device veth0 added [ 31.607517][ T297] lag1: Port device veth6 added [ 32.993969][ T309] 8021q: 802.1Q VLAN Support v1.8 [ 32.994324][ T309] 8021q: adding VLAN 0 to HW filter on device lag1 [ 34.867501][ T328] lag4: Mode changed to "loadbalance" [ 35.036780][ T330] 8021q: adding VLAN 0 to HW filter on device lag4 [ 35.633608][ T336] lag4: Port device veth3 added [ 35.762804][ T337] lag4: Port device veth5 added [ 36.486636][ T343] 8021q: adding VLAN 0 to HW filter on device lag4 [ 38.953020][ T366] lag2: Mode changed to "loadbalance" [ 39.062467][ T368] 8021q: adding VLAN 0 to HW filter on device lag2 [ 39.611626][ T374] lag2: Port device veth1 added [ 39.748306][ T375] lag2: Port device veth7 added [ 41.239811][ T389] br1: port 1(lag2.100) entered blocking state [ 41.240245][ T389] br1: port 1(lag2.100) entered disabled state [ 41.240609][ T389] lag2.100: entered allmulticast mode [ 41.240787][ T389] lag2: entered allmulticast mode [ 41.240966][ T389] veth1: entered allmulticast mode [ 41.241295][ T389] veth7: entered allmulticast mode [ 41.243874][ T389] lag2.100: entered promiscuous mode [ 41.244079][ T389] lag2: entered promiscuous mode [ 41.244293][ T389] veth1: entered promiscuous mode [ 41.244761][ T389] veth7: entered promiscuous mode [ 41.386472][ T390] ip (390) used greatest stack depth: 24144 bytes left [ 41.786570][ T396] br2: port 1(lag2.200) entered blocking state [ 41.786862][ T396] br2: port 1(lag2.200) entered disabled state [ 41.787141][ T396] lag2.200: entered allmulticast mode [ 41.789104][ T396] lag2.200: entered promiscuous mode [ 42.175828][ T399] br1: port 1(lag2.100) entered blocking state [ 42.176249][ T399] br1: port 1(lag2.100) entered forwarding state [ 42.326789][ T400] br2: port 1(lag2.200) entered blocking state [ 42.327139][ T400] br2: port 1(lag2.200) entered forwarding state [ 43.081061][ T408] lag3: Mode changed to "loadbalance" [ 43.230131][ T410] 8021q: adding VLAN 0 to HW filter on device lag3 [ 43.811762][ T416] lag3: Port device veth2 added [ 43.936960][ T417] lag3: Port device veth4 added [ 45.721191][ T434] [ 45.721318][ T434] ===================================================== [ 45.721510][ T434] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 45.721730][ T434] 6.9.0-rc1-virtme #1 Not tainted [ 45.721894][ T434] ----------------------------------------------------- [ 45.722086][ T434] sysctl/434 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 45.722316][ T434] ffff88801a44ac28 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 45.722590][ T434] [ 45.722590][ T434] and this task is already holding: [ 45.722841][ T434] ffff888005d60d80 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 45.723114][ T434] which would create a new lock dependency: [ 45.723284][ T434] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 45.723493][ T434] [ 45.723493][ T434] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 45.723729][ T434] (&ndev->lock){++--}-{2:2} [ 45.723732][ T434] [ 45.723732][ T434] ... which became SOFTIRQ-irq-safe at: [ 45.724085][ T434] __lock_acquire+0x797/0x1570 [ 45.724228][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.724364][ T434] _raw_write_lock+0x30/0x40 [ 45.724501][ T434] addrconf_rs_timer+0xa9/0x730 [ 45.724636][ T434] call_timer_fn+0x13b/0x230 [ 45.724782][ T434] __run_timers+0x545/0x810 [ 45.724930][ T434] run_timer_softirq+0xe8/0x1b0 [ 45.725065][ T434] __do_softirq+0x1f8/0x5df [ 45.725205][ T434] irq_exit_rcu+0x97/0xc0 [ 45.725354][ T434] sysvec_apic_timer_interrupt+0x75/0x80 [ 45.725490][ T434] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 45.725661][ T434] default_idle+0xf/0x20 [ 45.725763][ T434] default_idle_call+0x6d/0xb0 [ 45.725917][ T434] cpuidle_idle_call+0x1f4/0x280 [ 45.726067][ T434] do_idle+0xf9/0x160 [ 45.726175][ T434] cpu_startup_entry+0x54/0x60 [ 45.726309][ T434] start_secondary+0x21c/0x2b0 [ 45.726447][ T434] common_startup_64+0x12c/0x138 [ 45.726589][ T434] [ 45.726589][ T434] to a SOFTIRQ-irq-unsafe lock: [ 45.726757][ T434] (&p->alloc_lock){+.+.}-{2:2} [ 45.726761][ T434] [ 45.726761][ T434] ... which became SOFTIRQ-irq-unsafe at: [ 45.727097][ T434] ... [ 45.727099][ T434] __lock_acquire+0x797/0x1570 [ 45.727307][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.727445][ T434] _raw_spin_lock+0x30/0x40 [ 45.727585][ T434] set_mems_allowed+0x1d/0x210 [ 45.727726][ T434] kernel_init_freeable+0x72/0x310 [ 45.727875][ T434] kernel_init+0x20/0x200 [ 45.728008][ T434] ret_from_fork+0x31/0x70 [ 45.728147][ T434] ret_from_fork_asm+0x1a/0x30 [ 45.728282][ T434] [ 45.728282][ T434] other info that might help us debug this: [ 45.728282][ T434] [ 45.728547][ T434] Possible interrupt unsafe locking scenario: [ 45.728547][ T434] [ 45.728752][ T434] CPU0 CPU1 [ 45.728900][ T434] ---- ---- [ 45.729033][ T434] lock(&p->alloc_lock); [ 45.729143][ T434] local_irq_disable(); [ 45.729310][ T434] lock(&ndev->lock); [ 45.729484][ T434] lock(&p->alloc_lock); [ 45.729652][ T434] [ 45.729758][ T434] lock(&ndev->lock); [ 45.729872][ T434] [ 45.729872][ T434] *** DEADLOCK *** [ 45.729872][ T434] [ 45.730070][ T434] 3 locks held by sysctl/434: [ 45.730207][ T434] #0: ffff888005ff43f0 (sb_writers#7){.+.+}-{0:0}, at: ksys_write+0xf5/0x1e0 [ 45.730460][ T434] #1: ffffffffa5b969c8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_fixup_forwarding+0x20/0x460 [ 45.730738][ T434] #2: ffff888005d60d80 (&ndev->lock){++--}-{2:2}, at: __ipv6_dev_ac_inc+0x42/0xb10 [ 45.730998][ T434] [ 45.730998][ T434] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 45.731263][ T434] -> (&ndev->lock){++--}-{2:2} { [ 45.731406][ T434] HARDIRQ-ON-W at: [ 45.731511][ T434] __lock_acquire+0x797/0x1570 [ 45.731683][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.731867][ T434] _raw_write_lock_bh+0x38/0x50 [ 45.732042][ T434] addrconf_permanent_addr+0x6e/0x670 [ 45.732213][ T434] addrconf_notify+0x749/0xd60 [ 45.732384][ T434] notifier_call_chain+0xcd/0x150 [ 45.732560][ T434] __dev_notify_flags+0xe6/0x250 [ 45.732733][ T434] dev_change_flags+0xec/0x160 [ 45.732919][ T434] do_setlink+0x7d6/0x21e0 [ 45.733115][ T434] __rtnl_newlink+0xaa7/0xd80 [ 45.733292][ T434] rtnl_newlink+0x63/0xa0 [ 45.733463][ T434] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.733631][ T434] netlink_rcv_skb+0x130/0x360 [ 45.733820][ T434] netlink_unicast+0x449/0x710 [ 45.733993][ T434] netlink_sendmsg+0x723/0xbe0 [ 45.734171][ T434] ____sys_sendmsg+0x7b2/0xa10 [ 45.734350][ T434] ___sys_sendmsg+0xee/0x170 [ 45.734523][ T434] __sys_sendmsg+0xcd/0x170 [ 45.734693][ T434] do_syscall_64+0xc6/0x1e0 [ 45.734883][ T434] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.735090][ T434] HARDIRQ-ON-R at: [ 45.735192][ T434] __lock_acquire+0x797/0x1570 [ 45.735365][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.735541][ T434] _raw_read_lock_bh+0x44/0x80 [ 45.735714][ T434] inet6_fill_ifla6_attrs+0x516/0x740 [ 45.735898][ T434] inet6_fill_link_af+0x5e/0xe0 [ 45.736073][ T434] rtnl_fill_ifinfo+0x1612/0x29e0 [ 45.736246][ T434] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 45.736419][ T434] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 45.736625][ T434] rtmsg_ifinfo+0x5b/0xa0 [ 45.736810][ T434] register_netdevice+0x1177/0x1690 [ 45.736981][ T434] register_netdev+0x20/0x40 [ 45.737153][ T434] sit_init_net+0x250/0x4f0 [ 45.737340][ T434] ops_init+0x9b/0x560 [ 45.737479][ T434] register_pernet_operations+0x2db/0x710 [ 45.737695][ T434] register_pernet_device+0x2a/0x60 [ 45.737880][ T434] sit_init+0x23/0xe0 [ 45.738019][ T434] do_one_initcall+0x8d/0x1e0 [ 45.738193][ T434] do_initcalls+0x1b2/0x3e0 [ 45.738374][ T434] kernel_init_freeable+0x232/0x310 [ 45.738548][ T434] kernel_init+0x20/0x200 [ 45.738727][ T434] ret_from_fork+0x31/0x70 [ 45.738914][ T434] ret_from_fork_asm+0x1a/0x30 [ 45.739087][ T434] IN-SOFTIRQ-W at: [ 45.739192][ T434] __lock_acquire+0x797/0x1570 [ 45.739364][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.739544][ T434] _raw_write_lock+0x30/0x40 [ 45.739719][ T434] addrconf_rs_timer+0xa9/0x730 [ 45.739910][ T434] call_timer_fn+0x13b/0x230 [ 45.740084][ T434] __run_timers+0x545/0x810 [ 45.740256][ T434] run_timer_softirq+0xe8/0x1b0 [ 45.740429][ T434] __do_softirq+0x1f8/0x5df [ 45.740605][ T434] irq_exit_rcu+0x97/0xc0 [ 45.740777][ T434] sysvec_apic_timer_interrupt+0x75/0x80 [ 45.741005][ T434] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 45.741214][ T434] default_idle+0xf/0x20 [ 45.741384][ T434] default_idle_call+0x6d/0xb0 [ 45.741558][ T434] cpuidle_idle_call+0x1f4/0x280 [ 45.741729][ T434] do_idle+0xf9/0x160 [ 45.741902][ T434] cpu_startup_entry+0x54/0x60 [ 45.742085][ T434] start_secondary+0x21c/0x2b0 [ 45.742269][ T434] common_startup_64+0x12c/0x138 [ 45.742450][ T434] IN-SOFTIRQ-R at: [ 45.742552][ T434] __lock_acquire+0x797/0x1570 [ 45.742727][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.742914][ T434] _raw_read_lock_bh+0x44/0x80 [ 45.743098][ T434] ipv6_get_lladdr+0xa9/0x3e0 [ 45.743282][ T434] addrconf_rs_timer+0x24a/0x730 [ 45.743457][ T434] call_timer_fn+0x13b/0x230 [ 45.743633][ T434] __run_timers+0x545/0x810 [ 45.743814][ T434] run_timer_softirq+0xe8/0x1b0 [ 45.743990][ T434] __do_softirq+0x1f8/0x5df [ 45.744164][ T434] irq_exit_rcu+0x97/0xc0 [ 45.744338][ T434] sysvec_apic_timer_interrupt+0x75/0x80 [ 45.744554][ T434] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 45.744767][ T434] default_idle+0xf/0x20 [ 45.744948][ T434] default_idle_call+0x6d/0xb0 [ 45.745121][ T434] cpuidle_idle_call+0x1f4/0x280 [ 45.745296][ T434] do_idle+0xf9/0x160 [ 45.745436][ T434] cpu_startup_entry+0x54/0x60 [ 45.745619][ T434] start_secondary+0x21c/0x2b0 [ 45.745802][ T434] common_startup_64+0x12c/0x138 [ 45.745979][ T434] INITIAL USE at: [ 45.746082][ T434] __lock_acquire+0x797/0x1570 [ 45.746260][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.746439][ T434] _raw_write_lock_bh+0x38/0x50 [ 45.746614][ T434] addrconf_permanent_addr+0x6e/0x670 [ 45.746804][ T434] addrconf_notify+0x749/0xd60 [ 45.746989][ T434] notifier_call_chain+0xcd/0x150 [ 45.747164][ T434] __dev_notify_flags+0xe6/0x250 [ 45.747336][ T434] dev_change_flags+0xec/0x160 [ 45.747506][ T434] do_setlink+0x7d6/0x21e0 [ 45.747684][ T434] __rtnl_newlink+0xaa7/0xd80 [ 45.747870][ T434] rtnl_newlink+0x63/0xa0 [ 45.748042][ T434] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 45.748216][ T434] netlink_rcv_skb+0x130/0x360 [ 45.748391][ T434] netlink_unicast+0x449/0x710 [ 45.748560][ T434] netlink_sendmsg+0x723/0xbe0 [ 45.748747][ T434] ____sys_sendmsg+0x7b2/0xa10 [ 45.748931][ T434] ___sys_sendmsg+0xee/0x170 [ 45.749110][ T434] __sys_sendmsg+0xcd/0x170 [ 45.749285][ T434] do_syscall_64+0xc6/0x1e0 [ 45.749462][ T434] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.749671][ T434] INITIAL READ USE at: [ 45.749777][ T434] __lock_acquire+0x797/0x1570 [ 45.749968][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.750156][ T434] _raw_read_lock_bh+0x44/0x80 [ 45.750340][ T434] inet6_fill_ifla6_attrs+0x516/0x740 [ 45.750545][ T434] inet6_fill_link_af+0x5e/0xe0 [ 45.750720][ T434] rtnl_fill_ifinfo+0x1612/0x29e0 [ 45.750901][ T434] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 45.751107][ T434] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 45.751322][ T434] rtmsg_ifinfo+0x5b/0xa0 [ 45.751492][ T434] register_netdevice+0x1177/0x1690 [ 45.751695][ T434] register_netdev+0x20/0x40 [ 45.751874][ T434] sit_init_net+0x250/0x4f0 [ 45.752045][ T434] ops_init+0x9b/0x560 [ 45.752214][ T434] register_pernet_operations+0x2db/0x710 [ 45.752425][ T434] register_pernet_device+0x2a/0x60 [ 45.752628][ T434] sit_init+0x23/0xe0 [ 45.752806][ T434] do_one_initcall+0x8d/0x1e0 [ 45.752993][ T434] do_initcalls+0x1b2/0x3e0 [ 45.753173][ T434] kernel_init_freeable+0x232/0x310 [ 45.753380][ T434] kernel_init+0x20/0x200 [ 45.753559][ T434] ret_from_fork+0x31/0x70 [ 45.753734][ T434] ret_from_fork_asm+0x1a/0x30 [ 45.753914][ T434] } [ 45.753988][ T434] ... key at: [] __key.37+0x0/0x40 [ 45.754208][ T434] [ 45.754208][ T434] the dependencies between the lock to be acquired [ 45.754210][ T434] and SOFTIRQ-irq-unsafe lock: [ 45.754578][ T434] -> (&p->alloc_lock){+.+.}-{2:2} { [ 45.754735][ T434] HARDIRQ-ON-W at: [ 45.754856][ T434] __lock_acquire+0x797/0x1570 [ 45.755032][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.755203][ T434] _raw_spin_lock+0x30/0x40 [ 45.755375][ T434] set_mems_allowed+0x1d/0x210 [ 45.755549][ T434] kernel_init_freeable+0x72/0x310 [ 45.755725][ T434] kernel_init+0x20/0x200 [ 45.755908][ T434] ret_from_fork+0x31/0x70 [ 45.756172][ T434] ret_from_fork_asm+0x1a/0x30 [ 45.756343][ T434] SOFTIRQ-ON-W at: [ 45.756447][ T434] __lock_acquire+0x797/0x1570 [ 45.756621][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.756801][ T434] _raw_spin_lock+0x30/0x40 [ 45.756985][ T434] set_mems_allowed+0x1d/0x210 [ 45.757158][ T434] kernel_init_freeable+0x72/0x310 [ 45.757410][ T434] kernel_init+0x20/0x200 [ 45.757581][ T434] ret_from_fork+0x31/0x70 [ 45.757754][ T434] ret_from_fork_asm+0x1a/0x30 [ 45.757937][ T434] INITIAL USE at: [ 45.758128][ T434] __lock_acquire+0x797/0x1570 [ 45.758309][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.758494][ T434] _raw_spin_lock+0x30/0x40 [ 45.758668][ T434] set_mems_allowed+0x1d/0x210 [ 45.758852][ T434] kernel_init_freeable+0x72/0x310 [ 45.759023][ T434] kernel_init+0x20/0x200 [ 45.759195][ T434] ret_from_fork+0x31/0x70 [ 45.759453][ T434] ret_from_fork_asm+0x1a/0x30 [ 45.759633][ T434] } [ 45.759712][ T434] ... key at: [] __key.387+0x0/0x40 [ 45.759945][ T434] ... acquired at: [ 45.760143][ T434] check_prev_add+0x194/0xce0 [ 45.760285][ T434] validate_chain+0x71d/0x9b0 [ 45.760422][ T434] __lock_acquire+0xaf0/0x1570 [ 45.760560][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.760699][ T434] _raw_spin_lock+0x30/0x40 [ 45.760851][ T434] __get_task_comm+0x27/0x70 [ 45.760993][ T434] ref_tracker_alloc+0x2ee/0x490 [ 45.761138][ T434] netdev_get_by_index+0x5e/0x80 [ 45.761278][ T434] fib6_nh_init+0x3d8/0x15b0 [ 45.761498][ T434] ip6_route_info_create+0xf18/0x17d0 [ 45.761635][ T434] addrconf_f6i_alloc+0x265/0x560 [ 45.761780][ T434] __ipv6_dev_ac_inc+0x25f/0xb10 [ 45.761920][ T434] addrconf_join_anycast+0x1c0/0x220 [ 45.762148][ T434] dev_forward_change+0x2a6/0x7b0 [ 45.762286][ T434] addrconf_fixup_forwarding+0x23f/0x460 [ 45.762456][ T434] addrconf_sysctl_forward+0x212/0x2b0 [ 45.762593][ T434] proc_sys_call_handler+0x403/0x5e0 [ 45.762733][ T434] vfs_write+0x9e5/0x10a0 [ 45.762878][ T434] ksys_write+0xf5/0x1e0 [ 45.763029][ T434] do_syscall_64+0xc6/0x1e0 [ 45.763168][ T434] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.763430][ T434] [ 45.763501][ T434] [ 45.763501][ T434] stack backtrace: [ 45.763671][ T434] CPU: 1 PID: 434 Comm: sysctl Not tainted 6.9.0-rc1-virtme #1 [ 45.763876][ T434] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 45.764259][ T434] Call Trace: [ 45.764373][ T434] [ 45.764444][ T434] dump_stack_lvl+0x82/0xd0 [ 45.764595][ T434] print_bad_irq_dependency+0x957/0xd40 [ 45.764815][ T434] ? hlock_class+0x4e/0x130 [ 45.764955][ T434] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 45.765133][ T434] ? __pfx_usage_skip+0x10/0x10 [ 45.765270][ T434] ? __bfs+0x246/0x650 [ 45.765455][ T434] ? __pfx_usage_match+0x10/0x10 [ 45.765591][ T434] check_irq_usage+0x596/0x850 [ 45.765729][ T434] ? __pfx_check_irq_usage+0x10/0x10 [ 45.765873][ T434] ? __bfs+0x246/0x650 [ 45.766057][ T434] ? __pfx_hlock_conflict+0x10/0x10 [ 45.766198][ T434] ? check_path.constprop.0+0x24/0x50 [ 45.766334][ T434] ? check_noncircular+0x14c/0x3e0 [ 45.766481][ T434] ? __pfx_check_noncircular+0x10/0x10 [ 45.766622][ T434] ? check_prev_add+0x194/0xce0 [ 45.766758][ T434] check_prev_add+0x194/0xce0 [ 45.766892][ T434] ? validate_chain+0x130/0x9b0 [ 45.767033][ T434] validate_chain+0x71d/0x9b0 [ 45.767168][ T434] ? mark_lock+0x38/0x3e0 [ 45.767351][ T434] ? __pfx_validate_chain+0x10/0x10 [ 45.767488][ T434] ? hlock_class+0x4e/0x130 [ 45.767621][ T434] ? mark_lock+0x38/0x3e0 [ 45.767735][ T434] __lock_acquire+0xaf0/0x1570 [ 45.767875][ T434] lock_acquire.part.0+0xeb/0x330 [ 45.768090][ T434] ? __get_task_comm+0x27/0x70 [ 45.768226][ T434] ? mark_lock+0x38/0x3e0 [ 45.768335][ T434] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 45.768472][ T434] ? trace_lock_acquire+0x135/0x1c0 [ 45.768692][ T434] ? __get_task_comm+0x27/0x70 [ 45.768825][ T434] ? lock_acquire+0x32/0xc0 [ 45.768961][ T434] ? __get_task_comm+0x27/0x70 [ 45.769098][ T434] _raw_spin_lock+0x30/0x40 [ 45.769317][ T434] ? __get_task_comm+0x27/0x70 [ 45.769454][ T434] __get_task_comm+0x27/0x70 [ 45.769591][ T434] ref_tracker_alloc+0x2ee/0x490 [ 45.769737][ T434] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 45.769873][ T434] ? dev_get_by_index+0x177/0x270 [ 45.770091][ T434] ? netdev_get_by_index+0x5e/0x80 [ 45.770226][ T434] ? fib6_nh_init+0x3d8/0x15b0 [ 45.770368][ T434] ? ip6_route_info_create+0xf18/0x17d0 [ 45.770507][ T434] ? addrconf_f6i_alloc+0x265/0x560 [ 45.770725][ T434] ? __ipv6_dev_ac_inc+0x25f/0xb10 [ 45.770868][ T434] ? addrconf_join_anycast+0x1c0/0x220 [ 45.771006][ T434] ? dev_forward_change+0x2a6/0x7b0 [ 45.771149][ T434] ? addrconf_fixup_forwarding+0x23f/0x460 [ 45.771487][ T434] ? addrconf_sysctl_forward+0x212/0x2b0 [ 45.771625][ T434] ? proc_sys_call_handler+0x403/0x5e0 [ 45.771763][ T434] ? vfs_write+0x9e5/0x10a0 [ 45.771900][ T434] ? ksys_write+0xf5/0x1e0 [ 45.772129][ T434] ? do_syscall_64+0xc6/0x1e0 [ 45.772276][ T434] ? entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.772448][ T434] ? dev_get_by_index+0x177/0x270 [ 45.772585][ T434] netdev_get_by_index+0x5e/0x80 [ 45.772723][ T434] fib6_nh_init+0x3d8/0x15b0 [ 45.772866][ T434] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 45.773049][ T434] ? __pfx_fib6_nh_init+0x10/0x10 [ 45.773187][ T434] ? kasan_save_track+0x14/0x30 [ 45.773340][ T434] ? __kasan_kmalloc+0x7f/0x90 [ 45.773536][ T434] ? __kmalloc+0x1d7/0x3c0 [ 45.773752][ T434] ? fib6_get_table+0x116/0x290 [ 45.773965][ T434] ip6_route_info_create+0xf18/0x17d0 [ 45.774298][ T434] ? __lock_release+0x103/0x460 [ 45.774506][ T434] ? __pfx_ip6_route_info_create+0x10/0x10 [ 45.774777][ T434] ? addrconf_f6i_alloc+0x12d/0x560 [ 45.774986][ T434] addrconf_f6i_alloc+0x265/0x560 [ 45.775328][ T434] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 45.775551][ T434] ? do_raw_write_lock+0x122/0x3b0 [ 45.775766][ T434] ? __pfx_do_raw_write_lock+0x10/0x10 [ 45.775976][ T434] ? lock_acquire+0x32/0xc0 [ 45.776206][ T434] __ipv6_dev_ac_inc+0x25f/0xb10 [ 45.776582][ T434] addrconf_join_anycast+0x1c0/0x220 [ 45.776807][ T434] ? mark_lock+0x38/0x3e0 [ 45.776979][ T434] ? __pfx_addrconf_join_anycast+0x10/0x10 [ 45.777258][ T434] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 45.777699][ T434] dev_forward_change+0x2a6/0x7b0 [ 45.777926][ T434] ? __pfx_dev_forward_change+0x10/0x10 [ 45.778159][ T434] addrconf_fixup_forwarding+0x23f/0x460 [ 45.778384][ T434] addrconf_sysctl_forward+0x212/0x2b0 [ 45.778761][ T434] ? __pfx_addrconf_sysctl_forward+0x10/0x10 [ 45.779042][ T434] ? __pfx_addrconf_sysctl_forward+0x10/0x10 [ 45.779323][ T434] ? trace_kmalloc+0x2a/0xe0 [ 45.779554][ T434] ? __kmalloc_node+0x220/0x400 [ 45.779907][ T434] ? proc_sys_call_handler+0x30b/0x5e0 [ 45.780116][ T434] proc_sys_call_handler+0x403/0x5e0 [ 45.780266][ T434] ? __pfx_proc_sys_call_handler+0x10/0x10 [ 45.780450][ T434] ? __lock_acquire+0xaf0/0x1570 [ 45.780676][ T434] vfs_write+0x9e5/0x10a0 [ 45.780788][ T434] ? do_user_addr_fault+0x449/0xbe0 [ 45.780952][ T434] ? __pfx_vfs_write+0x10/0x10 [ 45.781109][ T434] ? find_held_lock+0x2c/0x110 [ 45.781338][ T434] ? __pfx___lock_release+0x10/0x10 [ 45.781486][ T434] ? __fget_light+0x53/0x1e0 [ 45.781640][ T434] ksys_write+0xf5/0x1e0 [ 45.781753][ T434] ? __pfx_ksys_write+0x10/0x10 [ 45.781915][ T434] ? do_user_addr_fault+0x4bd/0xbe0 [ 45.782147][ T434] do_syscall_64+0xc6/0x1e0 [ 45.782293][ T434] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 45.782478][ T434] RIP: 0033:0x7f6c59a22957 [ 45.782647][ T434] 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 [ 45.783283][ T434] RSP: 002b:00007ffe81c4b228 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 45.783599][ T434] RAX: ffffffffffffffda RBX: 000055e3b4f6d360 RCX: 00007f6c59a22957 [ 45.783839][ T434] RDX: 0000000000000002 RSI: 000055e3b4f6d3a0 RDI: 0000000000000005 [ 45.784062][ T434] RBP: 000055e3b4f6f4d0 R08: 0000000000000003 R09: 0000000000000077 [ 45.784373][ T434] R10: 000000000000006b R11: 0000000000000246 R12: 0000000000000002 [ 45.784595][ T434] R13: 0000000000000002 R14: 0000000000000002 R15: 00007f6c59ad99c0 [ 45.784831][ T434] [ 45.797737][ T434] sysctl (434) used greatest stack depth: 23984 bytes left [ 57.500961][ T481] veth7: left promiscuous mode [ 57.501433][ T481] veth7: left allmulticast mode [ 57.502657][ T481] lag2: Port device veth7 removed [ 73.157315][ T510] veth7: entered promiscuous mode [ 73.157657][ T510] veth7: entered allmulticast mode [ 73.158408][ T510] lag2: Port device veth7 added [ 73.468025][ T513] veth1: left promiscuous mode [ 73.468404][ T513] veth1: left allmulticast mode [ 73.469543][ T513] lag2: Port device veth1 removed [ 89.020150][ T51] br1: port 1(lag2.100) entered disabled state [ 89.021262][ T51] br2: port 1(lag2.200) entered disabled state [ 89.118127][ T542] veth7: left promiscuous mode [ 89.118545][ T542] veth7: left allmulticast mode [ 89.119736][ T542] lag2: Port device veth7 removed [ 89.442196][ T545] veth1: entered promiscuous mode [ 89.442535][ T545] veth1: entered allmulticast mode [ 89.443269][ T545] lag2: Port device veth1 added [ 89.462820][ T24] br1: port 1(lag2.100) entered blocking state [ 89.463138][ T24] br1: port 1(lag2.100) entered forwarding state [ 89.464069][ T24] br2: port 1(lag2.200) entered blocking state [ 89.464348][ T24] br2: port 1(lag2.200) entered forwarding state [ 89.760644][ T548] veth7: entered promiscuous mode [ 89.761002][ T548] veth7: entered allmulticast mode [ 89.762739][ T548] lag2: Port device veth7 added [ 105.359651][ T576] lag2.200: left allmulticast mode [ 105.359828][ T576] lag2.200: left promiscuous mode [ 105.361272][ T576] br2: port 1(lag2.200) entered disabled state [ 105.477624][ T577] lag2.100: left allmulticast mode [ 105.477805][ T577] lag2: left allmulticast mode [ 105.477967][ T577] veth1: left allmulticast mode [ 105.478232][ T577] veth7: left allmulticast mode [ 105.478401][ T577] lag2.100: left promiscuous mode [ 105.478540][ T577] lag2: left promiscuous mode [ 105.478688][ T577] veth1: left promiscuous mode [ 105.479116][ T577] veth7: left promiscuous mode [ 105.479820][ T577] br1: port 1(lag2.100) entered disabled state [ 107.672156][ T579] br1: port 1(lag2.100) entered blocking state [ 107.672388][ T579] br1: port 1(lag2.100) entered disabled state [ 107.672615][ T579] lag2.100: entered allmulticast mode [ 107.672761][ T579] lag2: entered allmulticast mode [ 107.672895][ T579] veth1: entered allmulticast mode [ 107.673034][ T579] veth7: entered allmulticast mode [ 107.674547][ T579] lag2.100: entered promiscuous mode [ 107.674723][ T579] lag2: entered promiscuous mode [ 107.674862][ T579] veth1: entered promiscuous mode [ 107.675204][ T579] veth7: entered promiscuous mode [ 107.676265][ T579] br1: port 1(lag2.100) entered blocking state [ 107.676450][ T579] br1: port 1(lag2.100) entered forwarding state [ 107.776369][ T580] br2: port 1(lag2.200) entered blocking state [ 107.776582][ T580] br2: port 1(lag2.200) entered disabled state [ 107.776778][ T580] lag2.200: entered allmulticast mode [ 107.778295][ T580] lag2.200: entered promiscuous mode [ 107.779174][ T580] br2: port 1(lag2.200) entered blocking state [ 107.779349][ T580] br2: port 1(lag2.200) entered forwarding state [ 123.309544][ T608] lag3: Port device veth2 removed [ 138.908719][ T637] lag3: Port device veth2 added [ 139.232532][ T640] lag3: Port device veth4 removed [ 154.833392][ T669] lag3: Port device veth2 removed [ 155.126645][ T672] lag3: Port device veth4 added [ 155.457386][ T675] lag3: Port device veth2 added [ 171.848220][ T715] lag3: Port device veth4 removed [ 171.944027][ T716] lag3: Port device veth2 removed [ 172.635657][ T728] br2: port 1(lag2.200) entered disabled state [ 172.728970][ T729] br1: port 1(lag2.100) entered disabled state [ 173.019330][ T732] lag2.200: left allmulticast mode [ 173.019522][ T732] lag2.200: left promiscuous mode [ 173.019994][ T732] br2: port 1(lag2.200) entered disabled state [ 173.265900][ T734] lag2.100: left allmulticast mode [ 173.266160][ T734] lag2: left allmulticast mode [ 173.266377][ T734] veth1: left allmulticast mode [ 173.266602][ T734] veth7: left allmulticast mode [ 173.266758][ T734] lag2.100: left promiscuous mode [ 173.266909][ T734] lag2: left promiscuous mode [ 173.267064][ T734] veth1: left promiscuous mode [ 173.267413][ T734] veth7: left promiscuous mode [ 173.269459][ T734] br1: port 1(lag2.100) entered disabled state [ 173.700572][ T738] lag2: Port device veth7 removed [ 173.818974][ T739] lag2: Port device veth1 removed [ 175.451676][ T756] lag4: Port device veth5 removed [ 175.554470][ T757] lag4: Port device veth3 removed [ 177.295955][ T772] lag1: Port device veth6 removed [ 177.396914][ T773] lag1: Port device veth0 removed