[ 23.561232][ T252] ip (252) used greatest stack depth: 24032 bytes left [ 27.198894][ T274] eth0: renamed from veth0 [ 27.305540][ T278] swp1: renamed from veth1 [ 27.414091][ T280] ip (280) used greatest stack depth: 23744 bytes left [ 27.704797][ T291] veth0: renamed from veth1 [ 27.978240][ T294] eth0: renamed from veth0 [ 28.140024][ T296] swp1: renamed from veth1 [ 31.005441][ T320] br0: port 1(swp1) entered blocking state [ 31.005982][ T320] br0: port 1(swp1) entered disabled state [ 31.006341][ T320] swp1: entered allmulticast mode [ 31.007457][ T320] swp1: entered promiscuous mode [ 31.018002][ T51] br0: port 1(swp1) entered blocking state [ 31.018243][ T51] br0: port 1(swp1) entered forwarding state [ 31.565196][ T323] br0: port 2(vx0) entered blocking state [ 31.565385][ T323] br0: port 2(vx0) entered disabled state [ 31.565570][ T323] vx0: entered allmulticast mode [ 31.566694][ T323] vx0: entered promiscuous mode [ 31.567224][ T323] br0: port 2(vx0) entered blocking state [ 31.567436][ T323] br0: port 2(vx0) entered forwarding state [ 33.595964][ T343] br0: port 1(swp1) entered blocking state [ 33.596245][ T343] br0: port 1(swp1) entered disabled state [ 33.596477][ T343] swp1: entered allmulticast mode [ 33.597571][ T343] swp1: entered promiscuous mode [ 33.607325][ T51] br0: port 1(swp1) entered blocking state [ 33.607673][ T51] br0: port 1(swp1) entered forwarding state [ 33.960058][ T346] br0: port 2(vx0) entered blocking state [ 33.960345][ T346] br0: port 2(vx0) entered disabled state [ 33.960533][ T346] vx0: entered allmulticast mode [ 33.961654][ T346] vx0: entered promiscuous mode [ 33.962095][ T346] br0: port 2(vx0) entered blocking state [ 33.962253][ T346] br0: port 2(vx0) entered forwarding state [ 40.496841][ T362] GACT probability NOT on [ 44.107149][ T408] [ 44.107329][ T408] ===================================================== [ 44.107526][ T408] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 44.107744][ T408] 6.9.0-rc1-virtme #1 Not tainted [ 44.107891][ T408] ----------------------------------------------------- [ 44.108069][ T408] ip/408 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 44.108253][ T408] ffff888008ed0968 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 44.108517][ T408] [ 44.108517][ T408] and this task is already holding: [ 44.108735][ T408] ffff88800644d580 (&ndev->lock){++--}-{2:2}, at: addrconf_permanent_addr+0x6e/0x670 [ 44.108990][ T408] which would create a new lock dependency: [ 44.109168][ T408] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 44.109387][ T408] [ 44.109387][ T408] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 44.109634][ T408] (&ndev->lock){++--}-{2:2} [ 44.109638][ T408] [ 44.109638][ T408] ... which became SOFTIRQ-irq-safe at: [ 44.109994][ T408] __lock_acquire+0x797/0x1570 [ 44.110142][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.110286][ T408] _raw_write_lock+0x30/0x40 [ 44.110434][ T408] addrconf_rs_timer+0xa9/0x730 [ 44.110589][ T408] call_timer_fn+0x13b/0x230 [ 44.110737][ T408] __run_timers+0x545/0x810 [ 44.110883][ T408] timer_expire_remote+0x9b/0xe0 [ 44.111028][ T408] tmigr_handle_remote_cpu+0x270/0x430 [ 44.111172][ T408] tmigr_handle_remote_up+0x19f/0x2e0 [ 44.111316][ T408] tmigr_handle_remote+0x21d/0x3a0 [ 44.111459][ T408] __do_softirq+0x1f8/0x5df [ 44.111605][ T408] irq_exit_rcu+0x97/0xc0 [ 44.111750][ T408] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.111898][ T408] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.112077][ T408] default_idle+0xf/0x20 [ 44.112186][ T408] default_idle_call+0x6d/0xb0 [ 44.112329][ T408] cpuidle_idle_call+0x1f4/0x280 [ 44.112474][ T408] do_idle+0xf9/0x160 [ 44.112581][ T408] cpu_startup_entry+0x54/0x60 [ 44.112724][ T408] start_secondary+0x21c/0x2b0 [ 44.112869][ T408] common_startup_64+0x12c/0x138 [ 44.113014][ T408] [ 44.113014][ T408] to a SOFTIRQ-irq-unsafe lock: [ 44.113195][ T408] (&p->alloc_lock){+.+.}-{2:2} [ 44.113199][ T408] [ 44.113199][ T408] ... which became SOFTIRQ-irq-unsafe at: [ 44.113549][ T408] ... [ 44.113550][ T408] __lock_acquire+0x797/0x1570 [ 44.113769][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.113914][ T408] _raw_spin_lock+0x30/0x40 [ 44.114058][ T408] set_mems_allowed+0x1d/0x210 [ 44.114207][ T408] kernel_init_freeable+0x72/0x310 [ 44.114352][ T408] kernel_init+0x20/0x200 [ 44.114512][ T408] ret_from_fork+0x31/0x70 [ 44.114657][ T408] ret_from_fork_asm+0x1a/0x30 [ 44.114801][ T408] [ 44.114801][ T408] other info that might help us debug this: [ 44.114801][ T408] [ 44.115081][ T408] Possible interrupt unsafe locking scenario: [ 44.115081][ T408] [ 44.115294][ T408] CPU0 CPU1 [ 44.115443][ T408] ---- ---- [ 44.115587][ T408] lock(&p->alloc_lock); [ 44.115699][ T408] local_irq_disable(); [ 44.115877][ T408] lock(&ndev->lock); [ 44.116058][ T408] lock(&p->alloc_lock); [ 44.116236][ T408] [ 44.116346][ T408] lock(&ndev->lock); [ 44.116460][ T408] [ 44.116460][ T408] *** DEADLOCK *** [ 44.116460][ T408] [ 44.116671][ T408] 2 locks held by ip/408: [ 44.116781][ T408] #0: ffffffffbc5b7208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xbf0 [ 44.117039][ T408] #1: ffff88800644d580 (&ndev->lock){++--}-{2:2}, at: addrconf_permanent_addr+0x6e/0x670 [ 44.117297][ T408] [ 44.117297][ T408] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 44.117578][ T408] -> (&ndev->lock){++--}-{2:2} { [ 44.117730][ T408] HARDIRQ-ON-W at: [ 44.117841][ T408] __lock_acquire+0x797/0x1570 [ 44.118025][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.118206][ T408] _raw_write_lock_bh+0x38/0x50 [ 44.118390][ T408] addrconf_permanent_addr+0x6e/0x670 [ 44.118575][ T408] addrconf_notify+0x749/0xd60 [ 44.118756][ T408] notifier_call_chain+0xcd/0x150 [ 44.118948][ T408] __dev_notify_flags+0xe6/0x250 [ 44.119134][ T408] dev_change_flags+0xec/0x160 [ 44.119316][ T408] do_setlink+0x7d6/0x21e0 [ 44.119497][ T408] __rtnl_newlink+0xaa7/0xd80 [ 44.119680][ T408] rtnl_newlink+0x63/0xa0 [ 44.119867][ T408] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.120049][ T408] netlink_rcv_skb+0x130/0x360 [ 44.120233][ T408] netlink_unicast+0x449/0x710 [ 44.120417][ T408] netlink_sendmsg+0x723/0xbe0 [ 44.120602][ T408] ____sys_sendmsg+0x7b2/0xa10 [ 44.120786][ T408] ___sys_sendmsg+0xee/0x170 [ 44.120969][ T408] __sys_sendmsg+0xcd/0x170 [ 44.121152][ T408] do_syscall_64+0xc6/0x1e0 [ 44.121333][ T408] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.121552][ T408] HARDIRQ-ON-R at: [ 44.121662][ T408] __lock_acquire+0x797/0x1570 [ 44.121843][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.122024][ T408] _raw_read_lock_bh+0x44/0x80 [ 44.122302][ T408] inet6_fill_ifla6_attrs+0x516/0x740 [ 44.122485][ T408] inet6_fill_link_af+0x5e/0xe0 [ 44.122666][ T408] rtnl_fill_ifinfo+0x1615/0x2a90 [ 44.122847][ T408] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 44.123117][ T408] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 44.123335][ T408] rtmsg_ifinfo+0x5b/0xa0 [ 44.123520][ T408] register_netdevice+0x1177/0x1690 [ 44.123790][ T408] register_netdev+0x20/0x40 [ 44.123969][ T408] vti6_init_net+0x25d/0x380 [ 44.124151][ T408] ops_init+0x9b/0x560 [ 44.124296][ T408] register_pernet_operations+0x2db/0x710 [ 44.124615][ T408] register_pernet_device+0x2a/0x60 [ 44.124799][ T408] vti6_tunnel_init+0x18/0x110 [ 44.124981][ T408] do_one_initcall+0x8d/0x1e0 [ 44.125254][ T408] do_initcalls+0x1b2/0x3e0 [ 44.125435][ T408] kernel_init_freeable+0x232/0x310 [ 44.125615][ T408] kernel_init+0x20/0x200 [ 44.125886][ T408] ret_from_fork+0x31/0x70 [ 44.126067][ T408] ret_from_fork_asm+0x1a/0x30 [ 44.126249][ T408] IN-SOFTIRQ-W at: [ 44.126358][ T408] __lock_acquire+0x797/0x1570 [ 44.126631][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.126811][ T408] _raw_write_lock+0x30/0x40 [ 44.126992][ T408] addrconf_rs_timer+0xa9/0x730 [ 44.127263][ T408] call_timer_fn+0x13b/0x230 [ 44.127445][ T408] __run_timers+0x545/0x810 [ 44.127629][ T408] timer_expire_remote+0x9b/0xe0 [ 44.127811][ T408] tmigr_handle_remote_cpu+0x270/0x430 [ 44.128081][ T408] tmigr_handle_remote_up+0x19f/0x2e0 [ 44.128261][ T408] tmigr_handle_remote+0x21d/0x3a0 [ 44.128442][ T408] __do_softirq+0x1f8/0x5df [ 44.128714][ T408] irq_exit_rcu+0x97/0xc0 [ 44.128900][ T408] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.129119][ T408] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.129426][ T408] default_idle+0xf/0x20 [ 44.129607][ T408] default_idle_call+0x6d/0xb0 [ 44.129794][ T408] cpuidle_idle_call+0x1f4/0x280 [ 44.129977][ T408] do_idle+0xf9/0x160 [ 44.130219][ T408] cpu_startup_entry+0x54/0x60 [ 44.130400][ T408] start_secondary+0x21c/0x2b0 [ 44.130583][ T408] common_startup_64+0x12c/0x138 [ 44.130946][ T408] IN-SOFTIRQ-R at: [ 44.131062][ T408] __lock_acquire+0x797/0x1570 [ 44.131244][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.131425][ T408] _raw_read_lock_bh+0x44/0x80 [ 44.131701][ T408] ipv6_get_lladdr+0xa9/0x3e0 [ 44.131883][ T408] addrconf_rs_timer+0x24a/0x730 [ 44.132064][ T408] call_timer_fn+0x13b/0x230 [ 44.132246][ T408] __run_timers+0x545/0x810 [ 44.132428][ T408] timer_expire_remote+0x9b/0xe0 [ 44.132610][ T408] tmigr_handle_remote_cpu+0x270/0x430 [ 44.132794][ T408] tmigr_handle_remote_up+0x19f/0x2e0 [ 44.133066][ T408] tmigr_handle_remote+0x21d/0x3a0 [ 44.133248][ T408] __do_softirq+0x1f8/0x5df [ 44.133429][ T408] irq_exit_rcu+0x97/0xc0 [ 44.133700][ T408] sysvec_apic_timer_interrupt+0x75/0x80 [ 44.133918][ T408] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 44.134136][ T408] default_idle+0xf/0x20 [ 44.134411][ T408] default_idle_call+0x6d/0xb0 [ 44.134593][ T408] cpuidle_idle_call+0x1f4/0x280 [ 44.134773][ T408] do_idle+0xf9/0x160 [ 44.134918][ T408] cpu_startup_entry+0x54/0x60 [ 44.135191][ T408] start_secondary+0x21c/0x2b0 [ 44.135372][ T408] common_startup_64+0x12c/0x138 [ 44.135556][ T408] INITIAL USE at: [ 44.135667][ T408] __lock_acquire+0x797/0x1570 [ 44.135941][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.136123][ T408] _raw_write_lock_bh+0x38/0x50 [ 44.136306][ T408] addrconf_permanent_addr+0x6e/0x670 [ 44.136579][ T408] addrconf_notify+0x749/0xd60 [ 44.136763][ T408] notifier_call_chain+0xcd/0x150 [ 44.136944][ T408] __dev_notify_flags+0xe6/0x250 [ 44.137127][ T408] dev_change_flags+0xec/0x160 [ 44.137307][ T408] do_setlink+0x7d6/0x21e0 [ 44.137488][ T408] __rtnl_newlink+0xaa7/0xd80 [ 44.137668][ T408] rtnl_newlink+0x63/0xa0 [ 44.137947][ T408] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.138133][ T408] netlink_rcv_skb+0x130/0x360 [ 44.138315][ T408] netlink_unicast+0x449/0x710 [ 44.138588][ T408] netlink_sendmsg+0x723/0xbe0 [ 44.138769][ T408] ____sys_sendmsg+0x7b2/0xa10 [ 44.138950][ T408] ___sys_sendmsg+0xee/0x170 [ 44.139133][ T408] __sys_sendmsg+0xcd/0x170 [ 44.139407][ T408] do_syscall_64+0xc6/0x1e0 [ 44.139590][ T408] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.139806][ T408] INITIAL READ USE at: [ 44.140002][ T408] __lock_acquire+0x797/0x1570 [ 44.140184][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.140366][ T408] _raw_read_lock_bh+0x44/0x80 [ 44.140548][ T408] inet6_fill_ifla6_attrs+0x516/0x740 [ 44.140855][ T408] inet6_fill_link_af+0x5e/0xe0 [ 44.141037][ T408] rtnl_fill_ifinfo+0x1615/0x2a90 [ 44.141220][ T408] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 44.141528][ T408] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 44.141746][ T408] rtmsg_ifinfo+0x5b/0xa0 [ 44.141927][ T408] register_netdevice+0x1177/0x1690 [ 44.142329][ T408] register_netdev+0x20/0x40 [ 44.142510][ T408] vti6_init_net+0x25d/0x380 [ 44.142692][ T408] ops_init+0x9b/0x560 [ 44.142961][ T408] register_pernet_operations+0x2db/0x710 [ 44.143177][ T408] register_pernet_device+0x2a/0x60 [ 44.143398][ T408] vti6_tunnel_init+0x18/0x110 [ 44.143671][ T408] do_one_initcall+0x8d/0x1e0 [ 44.143853][ T408] do_initcalls+0x1b2/0x3e0 [ 44.144035][ T408] kernel_init_freeable+0x232/0x310 [ 44.144253][ T408] kernel_init+0x20/0x200 [ 44.144438][ T408] ret_from_fork+0x31/0x70 [ 44.144622][ T408] ret_from_fork_asm+0x1a/0x30 [ 44.144805][ T408] } [ 44.144968][ T408] ... key at: [] __key.37+0x0/0x40 [ 44.145185][ T408] [ 44.145185][ T408] the dependencies between the lock to be acquired [ 44.145187][ T408] and SOFTIRQ-irq-unsafe lock: [ 44.145664][ T408] -> (&p->alloc_lock){+.+.}-{2:2} { [ 44.145815][ T408] HARDIRQ-ON-W at: [ 44.145931][ T408] __lock_acquire+0x797/0x1570 [ 44.146116][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.146392][ T408] _raw_spin_lock+0x30/0x40 [ 44.146575][ T408] set_mems_allowed+0x1d/0x210 [ 44.146759][ T408] kernel_init_freeable+0x72/0x310 [ 44.146942][ T408] kernel_init+0x20/0x200 [ 44.147214][ T408] ret_from_fork+0x31/0x70 [ 44.147399][ T408] ret_from_fork_asm+0x1a/0x30 [ 44.147583][ T408] SOFTIRQ-ON-W at: [ 44.147784][ T408] __lock_acquire+0x797/0x1570 [ 44.147967][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.148150][ T408] _raw_spin_lock+0x30/0x40 [ 44.148332][ T408] set_mems_allowed+0x1d/0x210 [ 44.148605][ T408] kernel_init_freeable+0x72/0x310 [ 44.148789][ T408] kernel_init+0x20/0x200 [ 44.148971][ T408] ret_from_fork+0x31/0x70 [ 44.149261][ T408] ret_from_fork_asm+0x1a/0x30 [ 44.149441][ T408] INITIAL USE at: [ 44.149548][ T408] __lock_acquire+0x797/0x1570 [ 44.149727][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.150017][ T408] _raw_spin_lock+0x30/0x40 [ 44.150202][ T408] set_mems_allowed+0x1d/0x210 [ 44.150385][ T408] kernel_init_freeable+0x72/0x310 [ 44.150661][ T408] kernel_init+0x20/0x200 [ 44.150842][ T408] ret_from_fork+0x31/0x70 [ 44.151024][ T408] ret_from_fork_asm+0x1a/0x30 [ 44.151207][ T408] } [ 44.151373][ T408] ... key at: [] __key.388+0x0/0x40 [ 44.151594][ T408] ... acquired at: [ 44.151703][ T408] check_prev_add+0x194/0xce0 [ 44.151850][ T408] validate_chain+0x71d/0x9b0 [ 44.152085][ T408] __lock_acquire+0xaf0/0x1570 [ 44.152231][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.152378][ T408] _raw_spin_lock+0x30/0x40 [ 44.152523][ T408] __get_task_comm+0x27/0x70 [ 44.152669][ T408] ref_tracker_alloc+0x2ee/0x490 [ 44.152910][ T408] netdev_get_by_index+0x5e/0x80 [ 44.153055][ T408] fib6_nh_init+0x3d8/0x1580 [ 44.153202][ T408] ip6_route_info_create+0xf18/0x17d0 [ 44.153348][ T408] addrconf_f6i_alloc+0x315/0x560 [ 44.153673][ T408] addrconf_permanent_addr+0x1ed/0x670 [ 44.153819][ T408] addrconf_notify+0x749/0xd60 [ 44.153963][ T408] notifier_call_chain+0xcd/0x150 [ 44.154107][ T408] __dev_notify_flags+0xe6/0x250 [ 44.154346][ T408] dev_change_flags+0xec/0x160 [ 44.154496][ T408] do_setlink+0x7d6/0x21e0 [ 44.154640][ T408] __rtnl_newlink+0xaa7/0xd80 [ 44.154786][ T408] rtnl_newlink+0x63/0xa0 [ 44.155020][ T408] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.155164][ T408] netlink_rcv_skb+0x130/0x360 [ 44.155310][ T408] netlink_unicast+0x449/0x710 [ 44.155455][ T408] netlink_sendmsg+0x723/0xbe0 [ 44.155602][ T408] ____sys_sendmsg+0x7b2/0xa10 [ 44.155837][ T408] ___sys_sendmsg+0xee/0x170 [ 44.155984][ T408] __sys_sendmsg+0xcd/0x170 [ 44.156130][ T408] do_syscall_64+0xc6/0x1e0 [ 44.156277][ T408] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.156549][ T408] [ 44.156622][ T408] [ 44.156622][ T408] stack backtrace: [ 44.156803][ T408] CPU: 2 PID: 408 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 44.157028][ T408] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 44.157452][ T408] Call Trace: [ 44.157565][ T408] [ 44.157640][ T408] dump_stack_lvl+0x82/0xd0 [ 44.157879][ T408] print_bad_irq_dependency+0x957/0xd40 [ 44.158028][ T408] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 44.158211][ T408] ? __pfx_usage_skip+0x10/0x10 [ 44.158356][ T408] ? __bfs+0x246/0x650 [ 44.158468][ T408] ? __pfx_usage_match+0x10/0x10 [ 44.158705][ T408] check_irq_usage+0x596/0x850 [ 44.158862][ T408] ? __pfx_check_irq_usage+0x10/0x10 [ 44.159007][ T408] ? __bfs+0x246/0x650 [ 44.159116][ T408] ? __pfx_hlock_conflict+0x10/0x10 [ 44.159351][ T408] ? check_path.constprop.0+0x24/0x50 [ 44.159495][ T408] ? check_noncircular+0x14c/0x3e0 [ 44.159641][ T408] ? __pfx_check_noncircular+0x10/0x10 [ 44.159788][ T408] ? find_held_lock+0x2c/0x110 [ 44.160028][ T408] ? check_prev_add+0x194/0xce0 [ 44.160173][ T408] check_prev_add+0x194/0xce0 [ 44.160318][ T408] ? validate_chain+0x130/0x9b0 [ 44.160462][ T408] validate_chain+0x71d/0x9b0 [ 44.160608][ T408] ? mark_lock+0x38/0x3e0 [ 44.160805][ T408] ? __pfx_validate_chain+0x10/0x10 [ 44.160954][ T408] ? hlock_class+0x4e/0x130 [ 44.161098][ T408] ? mark_lock+0x38/0x3e0 [ 44.161213][ T408] __lock_acquire+0xaf0/0x1570 [ 44.161448][ T408] lock_acquire.part.0+0xeb/0x330 [ 44.161593][ T408] ? __get_task_comm+0x27/0x70 [ 44.161738][ T408] ? mark_lock+0x38/0x3e0 [ 44.161849][ T408] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 44.161999][ T408] ? trace_lock_acquire+0x135/0x1c0 [ 44.162233][ T408] ? __get_task_comm+0x27/0x70 [ 44.162376][ T408] ? lock_acquire+0x32/0xc0 [ 44.162523][ T408] ? __get_task_comm+0x27/0x70 [ 44.162669][ T408] _raw_spin_lock+0x30/0x40 [ 44.162902][ T408] ? __get_task_comm+0x27/0x70 [ 44.163049][ T408] __get_task_comm+0x27/0x70 [ 44.163194][ T408] ref_tracker_alloc+0x2ee/0x490 [ 44.163338][ T408] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 44.163570][ T408] ? dev_get_by_index+0x177/0x270 [ 44.163713][ T408] ? netdev_get_by_index+0x5e/0x80 [ 44.163857][ T408] ? fib6_nh_init+0x3d8/0x1580 [ 44.164004][ T408] ? ip6_route_info_create+0xf18/0x17d0 [ 44.164151][ T408] ? addrconf_f6i_alloc+0x315/0x560 [ 44.164390][ T408] ? addrconf_permanent_addr+0x1ed/0x670 [ 44.164546][ T408] ? addrconf_notify+0x749/0xd60 [ 44.164690][ T408] ? notifier_call_chain+0xcd/0x150 [ 44.164833][ T408] ? __dev_notify_flags+0xe6/0x250 [ 44.165155][ T408] ? dev_change_flags+0xec/0x160 [ 44.165304][ T408] ? do_setlink+0x7d6/0x21e0 [ 44.165452][ T408] ? __rtnl_newlink+0xaa7/0xd80 [ 44.165599][ T408] ? rtnl_newlink+0x63/0xa0 [ 44.165833][ T408] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.165977][ T408] ? netlink_rcv_skb+0x130/0x360 [ 44.166122][ T408] ? netlink_unicast+0x449/0x710 [ 44.166271][ T408] ? netlink_sendmsg+0x723/0xbe0 [ 44.166504][ T408] ? dev_get_by_index+0x177/0x270 [ 44.166649][ T408] netdev_get_by_index+0x5e/0x80 [ 44.166793][ T408] fib6_nh_init+0x3d8/0x1580 [ 44.166939][ T408] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 44.167212][ T408] ? __pfx_fib6_nh_init+0x10/0x10 [ 44.167362][ T408] ? __kasan_kmalloc+0x7f/0x90 [ 44.167508][ T408] ? trace_kmalloc+0x2a/0xe0 [ 44.167653][ T408] ? __kmalloc+0x1d7/0x3c0 [ 44.167799][ T408] ip6_route_info_create+0xf18/0x17d0 [ 44.168031][ T408] ? __lock_release+0x103/0x460 [ 44.168177][ T408] ? __pfx_ip6_route_info_create+0x10/0x10 [ 44.168365][ T408] ? addrconf_f6i_alloc+0x12d/0x560 [ 44.168511][ T408] addrconf_f6i_alloc+0x315/0x560 [ 44.168747][ T408] ? __pfx_addrconf_f6i_alloc+0x10/0x10 [ 44.168896][ T408] ? do_raw_write_lock+0x122/0x3b0 [ 44.169040][ T408] ? __pfx_do_raw_write_lock+0x10/0x10 [ 44.169184][ T408] ? lock_acquire+0x32/0xc0 [ 44.169334][ T408] ? addrconf_permanent_addr+0x6e/0x670 [ 44.169484][ T408] addrconf_permanent_addr+0x1ed/0x670 [ 44.169631][ T408] addrconf_notify+0x749/0xd60 [ 44.169776][ T408] notifier_call_chain+0xcd/0x150 [ 44.170009][ T408] __dev_notify_flags+0xe6/0x250 [ 44.170155][ T408] ? __pfx___dev_notify_flags+0x10/0x10 [ 44.170299][ T408] ? __dev_change_flags+0x469/0x6c0 [ 44.170447][ T408] ? __pfx___dev_change_flags+0x10/0x10 [ 44.170681][ T408] ? find_held_lock+0x2c/0x110 [ 44.170831][ T408] dev_change_flags+0xec/0x160 [ 44.170975][ T408] do_setlink+0x7d6/0x21e0 [ 44.171119][ T408] ? is_bpf_text_address+0x6c/0x120 [ 44.171265][ T408] ? __pfx_do_setlink+0x10/0x10 [ 44.171500][ T408] ? is_bpf_text_address+0x71/0x120 [ 44.171644][ T408] ? kernel_text_address+0xce/0xe0 [ 44.171789][ T408] ? __kernel_text_address+0x12/0x40 [ 44.171932][ T408] ? unwind_get_return_address+0x5e/0xa0 [ 44.172168][ T408] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 44.172348][ T408] ? arch_stack_walk+0xa2/0xf0 [ 44.172497][ T408] ? stack_trace_save+0x94/0xd0 [ 44.172641][ T408] ? __pfx_stack_trace_save+0x10/0x10 [ 44.172873][ T408] ? stack_depot_save_flags+0x45/0x530 [ 44.173017][ T408] ? mark_lock+0x38/0x3e0 [ 44.173127][ T408] ? kasan_save_stack+0x34/0x50 [ 44.173271][ T408] ? kasan_save_stack+0x24/0x50 [ 44.173510][ T408] ? kasan_save_track+0x14/0x30 [ 44.173659][ T408] ? __kasan_kmalloc+0x7f/0x90 [ 44.173802][ T408] ? rtnl_newlink+0x4a/0xa0 [ 44.173946][ T408] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.174089][ T408] ? netlink_rcv_skb+0x130/0x360 [ 44.174321][ T408] ? validate_nla+0x1d30/0x1d30 [ 44.174468][ T408] ? netlink_sendmsg+0x723/0xbe0 [ 44.174617][ T408] ? ____sys_sendmsg+0x7b2/0xa10 [ 44.174760][ T408] ? ___sys_sendmsg+0xee/0x170 [ 44.174997][ T408] __rtnl_newlink+0xaa7/0xd80 [ 44.175143][ T408] ? hlock_class+0x4e/0x130 [ 44.175286][ T408] ? __pfx___rtnl_newlink+0x10/0x10 [ 44.175431][ T408] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 44.175707][ T408] ? __create_object+0x5e/0xb0 [ 44.175853][ T408] ? trace_kmalloc+0x2a/0xe0 [ 44.175998][ T408] rtnl_newlink+0x63/0xa0 [ 44.176107][ T408] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 44.176340][ T408] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 44.176487][ T408] ? hlock_class+0x4e/0x130 [ 44.176636][ T408] ? mark_lock+0x38/0x3e0 [ 44.176747][ T408] ? __lock_acquire+0xaf0/0x1570 [ 44.176893][ T408] netlink_rcv_skb+0x130/0x360 [ 44.177125][ T408] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 44.177269][ T408] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 44.177413][ T408] ? lock_acquire.part.0+0xeb/0x330 [ 44.177560][ T408] ? netlink_deliver_tap+0xc8/0x340 [ 44.177796][ T408] ? lock_acquire+0x32/0xc0 [ 44.177940][ T408] ? netlink_deliver_tap+0xc8/0x340 [ 44.178083][ T408] ? netlink_deliver_tap+0xc8/0x340 [ 44.178227][ T408] ? netlink_deliver_tap+0x149/0x340 [ 44.178459][ T408] netlink_unicast+0x449/0x710 [ 44.178604][ T408] ? __pfx_netlink_unicast+0x10/0x10 [ 44.178750][ T408] ? find_held_lock+0x2c/0x110 [ 44.178898][ T408] netlink_sendmsg+0x723/0xbe0 [ 44.179044][ T408] ? __pfx_netlink_sendmsg+0x10/0x10 [ 44.179286][ T408] ? __might_fault+0xc3/0x170 [ 44.179432][ T408] ? __import_iovec+0x35d/0x5d0 [ 44.179579][ T408] ____sys_sendmsg+0x7b2/0xa10 [ 44.179734][ T408] ? __pfx_____sys_sendmsg+0x10/0x10 [ 44.179967][ T408] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 44.180146][ T408] ? __pfx_validate_chain+0x10/0x10 [ 44.180296][ T408] ___sys_sendmsg+0xee/0x170 [ 44.180440][ T408] ? __pfx____sys_sendmsg+0x10/0x10 [ 44.180677][ T408] ? find_held_lock+0x2c/0x110 [ 44.180824][ T408] ? __lock_release+0x103/0x460 [ 44.180969][ T408] ? __debug_check_no_obj_freed+0x253/0x520 [ 44.181147][ T408] ? __pfx___lock_release+0x10/0x10 [ 44.181293][ T408] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 44.181437][ T408] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 44.181626][ T408] ? __fget_light+0x53/0x1e0 [ 44.181777][ T408] __sys_sendmsg+0xcd/0x170 [ 44.182011][ T408] ? __pfx___sys_sendmsg+0x10/0x10 [ 44.182160][ T408] do_syscall_64+0xc6/0x1e0 [ 44.182305][ T408] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 44.182483][ T408] RIP: 0033:0x7f5f8bbbb7b7 [ 44.182727][ T408] 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 [ 44.183246][ T408] RSP: 002b:00007ffe994a4f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 44.183558][ T408] RAX: ffffffffffffffda RBX: 00007ffe994a56b0 RCX: 00007f5f8bbbb7b7 [ 44.183776][ T408] RDX: 0000000000000000 RSI: 00007ffe994a4fe0 RDI: 0000000000000005 [ 44.184084][ T408] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078 [ 44.184304][ T408] R10: 00007f5f8ba794a8 R11: 0000000000000246 R12: 0000000000000003 [ 44.184528][ T408] R13: 00000000660e5a43 R14: 0000000000495540 R15: 0000000000000000 [ 44.184839][ T408] [ 44.197775][ T408] ip (408) used greatest stack depth: 22272 bytes left [ 52.142932][ T10] br0: port 1(swp1) entered disabled state [ 52.146198][ T10] swp1 (unregistering): left allmulticast mode [ 52.146366][ T10] swp1 (unregistering): left promiscuous mode [ 52.146526][ T10] br0: port 1(swp1) entered disabled state [ 52.440831][ T10] br0: port 1(swp1) entered disabled state [ 52.445460][ T10] swp1 (unregistering): left allmulticast mode [ 52.446127][ T10] swp1 (unregistering): left promiscuous mode [ 52.446283][ T10] br0: port 1(swp1) entered disabled state [ 52.707324][ T10] vx0: left allmulticast mode [ 52.707470][ T10] vx0: left promiscuous mode [ 52.707727][ T10] br0: port 2(vx0) entered disabled state [ 53.001349][ T10] vx0: left allmulticast mode [ 53.001512][ T10] vx0: left promiscuous mode [ 53.001740][ T10] br0: port 2(vx0) entered disabled state [ 58.059475][ T547] eth0: renamed from veth0 [ 58.168254][ T550] swp1: renamed from veth1 [ 58.509284][ T564] veth0: renamed from veth1 [ 58.753652][ T566] eth0: renamed from veth0 [ 58.892784][ T569] swp1: renamed from veth1 [ 61.347616][ T593] br0: port 1(swp1) entered blocking state [ 61.347808][ T593] br0: port 1(swp1) entered disabled state [ 61.347979][ T593] swp1: entered allmulticast mode [ 61.348881][ T593] swp1: entered promiscuous mode [ 61.351377][ T49] br0: port 1(swp1) entered blocking state [ 61.351546][ T49] br0: port 1(swp1) entered forwarding state [ 61.661428][ T596] br0: port 2(vx0) entered blocking state [ 61.661654][ T596] br0: port 2(vx0) entered disabled state [ 61.661790][ T596] vx0: entered allmulticast mode [ 61.662664][ T596] vx0: entered promiscuous mode [ 61.663179][ T596] br0: port 2(vx0) entered blocking state [ 61.663309][ T596] br0: port 2(vx0) entered forwarding state [ 63.459653][ T613] br0: port 1(swp1) entered blocking state [ 63.459898][ T613] br0: port 1(swp1) entered disabled state [ 63.460063][ T613] swp1: entered allmulticast mode [ 63.460934][ T613] swp1: entered promiscuous mode [ 63.463419][ T7] br0: port 1(swp1) entered blocking state [ 63.463590][ T7] br0: port 1(swp1) entered forwarding state [ 63.777395][ T616] br0: port 2(vx0) entered blocking state [ 63.777562][ T616] br0: port 2(vx0) entered disabled state [ 63.777706][ T616] vx0: entered allmulticast mode [ 63.778619][ T616] vx0: entered promiscuous mode [ 63.778994][ T616] br0: port 2(vx0) entered blocking state [ 63.779127][ T616] br0: port 2(vx0) entered forwarding state [ 88.453789][ T10] br0: port 1(swp1) entered disabled state [ 88.458017][ T10] swp1 (unregistering): left allmulticast mode [ 88.458179][ T10] swp1 (unregistering): left promiscuous mode [ 88.458330][ T10] br0: port 1(swp1) entered disabled state [ 88.738249][ T10] br0: port 1(swp1) entered disabled state [ 88.741483][ T10] swp1 (unregistering): left allmulticast mode [ 88.741659][ T10] swp1 (unregistering): left promiscuous mode [ 88.741872][ T10] br0: port 1(swp1) entered disabled state [ 89.008372][ T10] vx0: left allmulticast mode [ 89.008541][ T10] vx0: left promiscuous mode [ 89.008767][ T10] br0: port 2(vx0) entered disabled state [ 89.301291][ T10] vx0: left allmulticast mode [ 89.301433][ T10] vx0: left promiscuous mode [ 89.301674][ T10] br0: port 2(vx0) entered disabled state [ 94.428275][ T812] eth0: renamed from veth0 [ 94.557179][ T817] swp1: renamed from veth1 [ 94.894500][ T829] veth0: renamed from veth1 [ 95.113261][ T831] eth0: renamed from veth0 [ 95.234511][ T834] swp1: renamed from veth1 [ 97.722925][ T858] br0: port 1(swp1) entered blocking state [ 97.723106][ T858] br0: port 1(swp1) entered disabled state [ 97.723273][ T858] swp1: entered allmulticast mode [ 97.724167][ T858] swp1: entered promiscuous mode [ 97.726701][ T7] br0: port 1(swp1) entered blocking state [ 97.726864][ T7] br0: port 1(swp1) entered forwarding state [ 98.036653][ T861] br0: port 2(vx0) entered blocking state [ 98.036894][ T861] br0: port 2(vx0) entered disabled state [ 98.037033][ T861] vx0: entered allmulticast mode [ 98.037906][ T861] vx0: entered promiscuous mode [ 98.038249][ T861] br0: port 2(vx0) entered blocking state [ 98.038374][ T861] br0: port 2(vx0) entered forwarding state [ 99.849733][ T878] br0: port 1(swp1) entered blocking state [ 99.849979][ T878] br0: port 1(swp1) entered disabled state [ 99.850147][ T878] swp1: entered allmulticast mode [ 99.851836][ T878] swp1: entered promiscuous mode [ 99.854294][ T49] br0: port 1(swp1) entered blocking state [ 99.854455][ T49] br0: port 1(swp1) entered forwarding state [ 100.165461][ T881] br0: port 2(vx0) entered blocking state [ 100.165685][ T881] br0: port 2(vx0) entered disabled state [ 100.165823][ T881] vx0: entered allmulticast mode [ 100.166705][ T881] vx0: entered promiscuous mode [ 100.167171][ T881] br0: port 2(vx0) entered blocking state [ 100.167299][ T881] br0: port 2(vx0) entered forwarding state [ 126.331526][ T10] br0: port 1(swp1) entered disabled state [ 126.340159][ T10] swp1 (unregistering): left allmulticast mode [ 126.340416][ T10] swp1 (unregistering): left promiscuous mode [ 126.341587][ T10] br0: port 1(swp1) entered disabled state [ 126.625783][ T10] br0: port 1(swp1) entered disabled state [ 126.629311][ T10] swp1 (unregistering): left allmulticast mode [ 126.629473][ T10] swp1 (unregistering): left promiscuous mode [ 126.630085][ T10] br0: port 1(swp1) entered disabled state [ 126.886152][ T10] vx0: left allmulticast mode [ 126.886299][ T10] vx0: left promiscuous mode [ 126.886539][ T10] br0: port 2(vx0) entered disabled state [ 127.184556][ T10] vx0: left allmulticast mode [ 127.184710][ T10] vx0: left promiscuous mode [ 127.184936][ T10] br0: port 2(vx0) entered disabled state [ 132.239603][ T1069] eth0: renamed from veth0 [ 132.350756][ T1074] swp1: renamed from veth1 [ 132.670257][ T1085] veth0: renamed from veth1 [ 132.911545][ T1088] eth0: renamed from veth0 [ 133.048601][ T1091] swp1: renamed from veth1 [ 135.540353][ T1115] br0: port 1(swp1) entered blocking state [ 135.540612][ T1115] br0: port 1(swp1) entered disabled state [ 135.540785][ T1115] swp1: entered allmulticast mode [ 135.541680][ T1115] swp1: entered promiscuous mode [ 135.544155][ T51] br0: port 1(swp1) entered blocking state [ 135.544314][ T51] br0: port 1(swp1) entered forwarding state [ 135.852278][ T1118] br0: port 2(vx0) entered blocking state [ 135.852500][ T1118] br0: port 2(vx0) entered disabled state [ 135.852753][ T1118] vx0: entered allmulticast mode [ 135.853622][ T1118] vx0: entered promiscuous mode [ 135.853968][ T1118] br0: port 2(vx0) entered blocking state [ 135.854118][ T1118] br0: port 2(vx0) entered forwarding state [ 137.638145][ T1135] br0: port 1(swp1) entered blocking state [ 137.638409][ T1135] br0: port 1(swp1) entered disabled state [ 137.639032][ T1135] swp1: entered allmulticast mode [ 137.640419][ T1135] swp1: entered promiscuous mode [ 137.643078][ T49] br0: port 1(swp1) entered blocking state [ 137.643239][ T49] br0: port 1(swp1) entered forwarding state [ 137.952122][ T1138] br0: port 2(vx0) entered blocking state [ 137.952386][ T1138] br0: port 2(vx0) entered disabled state [ 137.952534][ T1138] vx0: entered allmulticast mode [ 137.953391][ T1138] vx0: entered promiscuous mode [ 137.954887][ T1138] br0: port 2(vx0) entered blocking state [ 137.955028][ T1138] br0: port 2(vx0) entered forwarding state [ 211.862607][ T10] br0: port 1(swp1) entered disabled state [ 211.866323][ T10] swp1 (unregistering): left allmulticast mode [ 211.866514][ T10] swp1 (unregistering): left promiscuous mode [ 211.866727][ T10] br0: port 1(swp1) entered disabled state [ 212.125157][ T10] br0: port 1(swp1) entered disabled state [ 212.129860][ T10] swp1 (unregistering): left allmulticast mode [ 212.130077][ T10] swp1 (unregistering): left promiscuous mode [ 212.130260][ T10] br0: port 1(swp1) entered disabled state [ 212.402685][ T10] vx0: left allmulticast mode [ 212.402870][ T10] vx0: left promiscuous mode [ 212.403120][ T10] br0: port 2(vx0) entered disabled state [ 212.691420][ T10] vx0: left allmulticast mode [ 212.691617][ T10] vx0: left promiscuous mode [ 212.691920][ T10] br0: port 2(vx0) entered disabled state