[ 25.088593][ T264] ip (264) used greatest stack depth: 22880 bytes left [ 35.348204][ C1] [ 35.348334][ C1] ======================================================== [ 35.348605][ C1] WARNING: possible irq lock inversion dependency detected [ 35.348864][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 35.349055][ C1] -------------------------------------------------------- [ 35.349319][ C1] ip/351 just changed the state of lock: [ 35.349494][ C1] ffff888008af8d80 (&ndev->lock){++-.}-{2:2}, at: addrconf_rs_timer+0xa9/0x730 [ 35.349820][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 35.350077][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 35.350082][ C1] [ 35.350082][ C1] [ 35.350082][ C1] and interrupts could create inverse lock ordering between them. [ 35.350082][ C1] [ 35.350717][ C1] [ 35.350717][ C1] other info that might help us debug this: [ 35.350989][ C1] Possible interrupt unsafe locking scenario: [ 35.350989][ C1] [ 35.351268][ C1] CPU0 CPU1 [ 35.351440][ C1] ---- ---- [ 35.351613][ C1] lock(&p->alloc_lock); [ 35.351764][ C1] local_irq_disable(); [ 35.351980][ C1] lock(&ndev->lock); [ 35.352205][ C1] lock(&p->alloc_lock); [ 35.352424][ C1] [ 35.352554][ C1] lock(&ndev->lock); [ 35.352693][ C1] [ 35.352693][ C1] *** DEADLOCK *** [ 35.352693][ C1] [ 35.352955][ C1] 3 locks held by ip/351: [ 35.353086][ C1] #0: ffffffffb65b7208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xbf0 [ 35.353395][ C1] #1: ffffffffb66460b0 ((inetaddr_chain).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 35.353749][ C1] #2: ffffc900001d8d68 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xe8/0x230 [ 35.354061][ C1] [ 35.354061][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 35.354359][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 35.354536][ C1] HARDIRQ-ON-W at: [ 35.354668][ C1] __lock_acquire+0x797/0x1570 [ 35.354890][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.355112][ C1] _raw_spin_lock+0x30/0x40 [ 35.355333][ C1] set_mems_allowed+0x1d/0x210 [ 35.355560][ C1] kernel_init_freeable+0x72/0x310 [ 35.355781][ C1] kernel_init+0x20/0x200 [ 35.356000][ C1] ret_from_fork+0x31/0x70 [ 35.356220][ C1] ret_from_fork_asm+0x1a/0x30 [ 35.356442][ C1] SOFTIRQ-ON-W at: [ 35.356571][ C1] __lock_acquire+0x797/0x1570 [ 35.356787][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.357004][ C1] _raw_spin_lock+0x30/0x40 [ 35.357222][ C1] set_mems_allowed+0x1d/0x210 [ 35.357437][ C1] kernel_init_freeable+0x72/0x310 [ 35.357656][ C1] kernel_init+0x20/0x200 [ 35.357865][ C1] ret_from_fork+0x31/0x70 [ 35.358114][ C1] ret_from_fork_asm+0x1a/0x30 [ 35.358335][ C1] INITIAL USE at: [ 35.358468][ C1] __lock_acquire+0x797/0x1570 [ 35.358691][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.358913][ C1] _raw_spin_lock+0x30/0x40 [ 35.359150][ C1] set_mems_allowed+0x1d/0x210 [ 35.359370][ C1] kernel_init_freeable+0x72/0x310 [ 35.359591][ C1] kernel_init+0x20/0x200 [ 35.359810][ C1] ret_from_fork+0x31/0x70 [ 35.360031][ C1] ret_from_fork_asm+0x1a/0x30 [ 35.360274][ C1] } [ 35.360366][ C1] ... key at: [] __key.388+0x0/0x40 [ 35.360625][ C1] ... acquired at: [ 35.360755][ C1] __lock_acquire+0xaf0/0x1570 [ 35.360929][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.361104][ C1] _raw_spin_lock+0x30/0x40 [ 35.361276][ C1] __get_task_comm+0x27/0x70 [ 35.361450][ C1] ref_tracker_alloc+0x2ee/0x490 [ 35.361625][ C1] netdev_get_by_index+0x5e/0x80 [ 35.361833][ C1] fib6_nh_init+0x3d8/0x1580 [ 35.362027][ C1] ip6_route_info_create+0xf18/0x17d0 [ 35.362202][ C1] ip6_route_add+0x1c/0x140 [ 35.362387][ C1] addrconf_prefix_route+0x2a6/0x430 [ 35.362565][ C1] addrconf_permanent_addr+0x32f/0x670 [ 35.362742][ C1] addrconf_notify+0x749/0xd60 [ 35.362920][ C1] notifier_call_chain+0xcd/0x150 [ 35.363101][ C1] __dev_notify_flags+0xe6/0x250 [ 35.363281][ C1] dev_change_flags+0xec/0x160 [ 35.363466][ C1] do_setlink+0x7d6/0x21e0 [ 35.363641][ C1] __rtnl_newlink+0xaa7/0xd80 [ 35.363819][ C1] rtnl_newlink+0x63/0xa0 [ 35.363992][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.364170][ C1] netlink_rcv_skb+0x130/0x360 [ 35.364355][ C1] netlink_unicast+0x449/0x710 [ 35.364528][ C1] netlink_sendmsg+0x723/0xbe0 [ 35.364703][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 35.364880][ C1] ___sys_sendmsg+0xee/0x170 [ 35.365053][ C1] __sys_sendmsg+0xcd/0x170 [ 35.365227][ C1] do_syscall_64+0xc6/0x1e0 [ 35.365399][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.365621][ C1] [ 35.365726][ C1] -> (&ndev->lock){++-.}-{2:2} { [ 35.365902][ C1] HARDIRQ-ON-W at: [ 35.366033][ C1] __lock_acquire+0x797/0x1570 [ 35.366253][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.366470][ C1] _raw_write_lock_bh+0x38/0x50 [ 35.366687][ C1] addrconf_permanent_addr+0x6e/0x670 [ 35.366903][ C1] addrconf_notify+0x749/0xd60 [ 35.367141][ C1] notifier_call_chain+0xcd/0x150 [ 35.367364][ C1] __dev_notify_flags+0xe6/0x250 [ 35.367587][ C1] dev_change_flags+0xec/0x160 [ 35.367808][ C1] do_setlink+0x7d6/0x21e0 [ 35.368032][ C1] __rtnl_newlink+0xaa7/0xd80 [ 35.368246][ C1] rtnl_newlink+0x63/0xa0 [ 35.368465][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.368683][ C1] netlink_rcv_skb+0x130/0x360 [ 35.368902][ C1] netlink_unicast+0x449/0x710 [ 35.369122][ C1] netlink_sendmsg+0x723/0xbe0 [ 35.369340][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 35.369557][ C1] ___sys_sendmsg+0xee/0x170 [ 35.369774][ C1] __sys_sendmsg+0xcd/0x170 [ 35.369995][ C1] do_syscall_64+0xc6/0x1e0 [ 35.370212][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.370473][ C1] HARDIRQ-ON-R at: [ 35.370606][ C1] __lock_acquire+0x797/0x1570 [ 35.370821][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.371038][ C1] _raw_read_lock_bh+0x44/0x80 [ 35.371283][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 35.371504][ C1] inet6_fill_link_af+0x5e/0xe0 [ 35.371738][ C1] rtnl_fill_ifinfo+0x1615/0x2a90 [ 35.371965][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 35.372191][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 35.372458][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 35.372678][ C1] register_netdevice+0x1177/0x1690 [ 35.372908][ C1] register_netdev+0x20/0x40 [ 35.373126][ C1] vti6_init_net+0x25d/0x380 [ 35.373347][ C1] ops_init+0x9b/0x560 [ 35.373521][ C1] register_pernet_operations+0x2db/0x710 [ 35.373796][ C1] register_pernet_device+0x2a/0x60 [ 35.374021][ C1] vti6_tunnel_init+0x18/0x110 [ 35.374252][ C1] do_one_initcall+0x8d/0x1e0 [ 35.374472][ C1] do_initcalls+0x1b2/0x3e0 [ 35.374695][ C1] kernel_init_freeable+0x232/0x310 [ 35.374927][ C1] kernel_init+0x20/0x200 [ 35.375147][ C1] ret_from_fork+0x31/0x70 [ 35.375366][ C1] ret_from_fork_asm+0x1a/0x30 [ 35.375691][ C1] IN-SOFTIRQ-W at: [ 35.375822][ C1] __lock_acquire+0x797/0x1570 [ 35.376039][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.376365][ C1] _raw_write_lock+0x30/0x40 [ 35.376601][ C1] addrconf_rs_timer+0xa9/0x730 [ 35.376832][ C1] call_timer_fn+0x13b/0x230 [ 35.377054][ C1] __run_timers+0x545/0x810 [ 35.377394][ C1] run_timer_softirq+0xe8/0x1b0 [ 35.377621][ C1] __do_softirq+0x1f8/0x5df [ 35.377853][ C1] irq_exit_rcu+0x97/0xc0 [ 35.378080][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 35.378347][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.378611][ C1] _raw_spin_unlock_irqrestore+0x43/0x70 [ 35.378985][ C1] get_partial_node.part.0+0x1c5/0x3a0 [ 35.379215][ C1] ___slab_alloc+0xb70/0x10a0 [ 35.379430][ C1] __kmalloc+0x34c/0x3c0 [ 35.379758][ C1] tnode_new+0x208/0x290 [ 35.379974][ C1] fib_insert_node.isra.0+0x275/0x7d0 [ 35.380191][ C1] fib_table_insert+0xe8b/0x2220 [ 35.380407][ C1] fib_magic+0x3e2/0x510 [ 35.380837][ C1] fib_add_ifaddr+0x157/0x4f0 [ 35.381051][ C1] fib_inetaddr_event+0x151/0x280 [ 35.381268][ C1] notifier_call_chain+0xcd/0x150 [ 35.381593][ C1] blocking_notifier_call_chain+0x66/0x90 [ 35.381878][ C1] __inet_insert_ifa+0x7a5/0xad0 [ 35.382100][ C1] inetdev_event+0xbd8/0xdf0 [ 35.382429][ C1] notifier_call_chain+0xcd/0x150 [ 35.382646][ C1] __dev_notify_flags+0xe6/0x250 [ 35.382871][ C1] dev_change_flags+0xec/0x160 [ 35.383103][ C1] do_setlink+0x7d6/0x21e0 [ 35.383429][ C1] __rtnl_newlink+0xaa7/0xd80 [ 35.383645][ C1] rtnl_newlink+0x63/0xa0 [ 35.383861][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.384189][ C1] netlink_rcv_skb+0x130/0x360 [ 35.384424][ C1] netlink_unicast+0x449/0x710 [ 35.384646][ C1] netlink_sendmsg+0x723/0xbe0 [ 35.384872][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 35.385098][ C1] ___sys_sendmsg+0xee/0x170 [ 35.385331][ C1] __sys_sendmsg+0xcd/0x170 [ 35.385548][ C1] do_syscall_64+0xc6/0x1e0 [ 35.385900][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.386183][ C1] INITIAL USE at: [ 35.386315][ C1] __lock_acquire+0x797/0x1570 [ 35.386541][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.386871][ C1] _raw_write_lock_bh+0x38/0x50 [ 35.387092][ C1] addrconf_permanent_addr+0x6e/0x670 [ 35.387320][ C1] addrconf_notify+0x749/0xd60 [ 35.387655][ C1] notifier_call_chain+0xcd/0x150 [ 35.387881][ C1] __dev_notify_flags+0xe6/0x250 [ 35.388097][ C1] dev_change_flags+0xec/0x160 [ 35.388439][ C1] do_setlink+0x7d6/0x21e0 [ 35.388660][ C1] __rtnl_newlink+0xaa7/0xd80 [ 35.388880][ C1] rtnl_newlink+0x63/0xa0 [ 35.389101][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.389441][ C1] netlink_rcv_skb+0x130/0x360 [ 35.389663][ C1] netlink_unicast+0x449/0x710 [ 35.389894][ C1] netlink_sendmsg+0x723/0xbe0 [ 35.390234][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 35.390453][ C1] ___sys_sendmsg+0xee/0x170 [ 35.390670][ C1] __sys_sendmsg+0xcd/0x170 [ 35.390889][ C1] do_syscall_64+0xc6/0x1e0 [ 35.391113][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.391377][ C1] INITIAL READ USE at: [ 35.391510][ C1] __lock_acquire+0x797/0x1570 [ 35.391875][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.392095][ C1] _raw_read_lock_bh+0x44/0x80 [ 35.392314][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 35.392688][ C1] inet6_fill_link_af+0x5e/0xe0 [ 35.392905][ C1] rtnl_fill_ifinfo+0x1615/0x2a90 [ 35.393125][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 35.393388][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 35.393775][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 35.394022][ C1] register_netdevice+0x1177/0x1690 [ 35.394295][ C1] register_netdev+0x20/0x40 [ 35.394725][ C1] vti6_init_net+0x25d/0x380 [ 35.394942][ C1] ops_init+0x9b/0x560 [ 35.395175][ C1] register_pernet_operations+0x2db/0x710 [ 35.395440][ C1] register_pernet_device+0x2a/0x60 [ 35.395699][ C1] vti6_tunnel_init+0x18/0x110 [ 35.395921][ C1] do_one_initcall+0x8d/0x1e0 [ 35.396145][ C1] do_initcalls+0x1b2/0x3e0 [ 35.396380][ C1] kernel_init_freeable+0x232/0x310 [ 35.396643][ C1] kernel_init+0x20/0x200 [ 35.396868][ C1] ret_from_fork+0x31/0x70 [ 35.397088][ C1] ret_from_fork_asm+0x1a/0x30 [ 35.397312][ C1] } [ 35.397401][ C1] ... key at: [] __key.37+0x0/0x40 [ 35.397665][ C1] ... acquired at: [ 35.397795][ C1] mark_lock+0x28d/0x3e0 [ 35.397969][ C1] mark_usage+0xd9/0x2a0 [ 35.398143][ C1] __lock_acquire+0x797/0x1570 [ 35.398321][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.398497][ C1] _raw_write_lock+0x30/0x40 [ 35.398675][ C1] addrconf_rs_timer+0xa9/0x730 [ 35.398849][ C1] call_timer_fn+0x13b/0x230 [ 35.399027][ C1] __run_timers+0x545/0x810 [ 35.399213][ C1] run_timer_softirq+0xe8/0x1b0 [ 35.399389][ C1] __do_softirq+0x1f8/0x5df [ 35.399563][ C1] irq_exit_rcu+0x97/0xc0 [ 35.399736][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 35.399955][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.400190][ C1] _raw_spin_unlock_irqrestore+0x43/0x70 [ 35.400419][ C1] get_partial_node.part.0+0x1c5/0x3a0 [ 35.400598][ C1] ___slab_alloc+0xb70/0x10a0 [ 35.400785][ C1] __kmalloc+0x34c/0x3c0 [ 35.400961][ C1] tnode_new+0x208/0x290 [ 35.401139][ C1] fib_insert_node.isra.0+0x275/0x7d0 [ 35.401316][ C1] fib_table_insert+0xe8b/0x2220 [ 35.401599][ C1] fib_magic+0x3e2/0x510 [ 35.401781][ C1] fib_add_ifaddr+0x157/0x4f0 [ 35.401958][ C1] fib_inetaddr_event+0x151/0x280 [ 35.402132][ C1] notifier_call_chain+0xcd/0x150 [ 35.402419][ C1] blocking_notifier_call_chain+0x66/0x90 [ 35.402634][ C1] __inet_insert_ifa+0x7a5/0xad0 [ 35.402812][ C1] inetdev_event+0xbd8/0xdf0 [ 35.402985][ C1] notifier_call_chain+0xcd/0x150 [ 35.403284][ C1] __dev_notify_flags+0xe6/0x250 [ 35.403462][ C1] dev_change_flags+0xec/0x160 [ 35.403646][ C1] do_setlink+0x7d6/0x21e0 [ 35.403817][ C1] __rtnl_newlink+0xaa7/0xd80 [ 35.403987][ C1] rtnl_newlink+0x63/0xa0 [ 35.404173][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.404349][ C1] netlink_rcv_skb+0x130/0x360 [ 35.404526][ C1] netlink_unicast+0x449/0x710 [ 35.404704][ C1] netlink_sendmsg+0x723/0xbe0 [ 35.404879][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 35.405056][ C1] ___sys_sendmsg+0xee/0x170 [ 35.405231][ C1] __sys_sendmsg+0xcd/0x170 [ 35.405406][ C1] do_syscall_64+0xc6/0x1e0 [ 35.405800][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.406030][ C1] [ 35.406118][ C1] [ 35.406118][ C1] stack backtrace: [ 35.406338][ C1] CPU: 1 PID: 351 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 35.406698][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.407080][ C1] Call Trace: [ 35.407215][ C1] [ 35.407407][ C1] dump_stack_lvl+0x82/0xd0 [ 35.407587][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 35.407801][ C1] ? kernel_text_address+0xce/0xe0 [ 35.407976][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 35.408302][ C1] ? __pfx_usage_skip+0x10/0x10 [ 35.408497][ C1] ? __pfx_usage_match+0x10/0x10 [ 35.408671][ C1] ? arch_stack_walk+0xa2/0xf0 [ 35.408847][ C1] mark_lock_irq+0x4cd/0xa10 [ 35.409024][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 35.409201][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 35.409380][ C1] ? save_trace+0x8f/0x5b0 [ 35.409566][ C1] mark_lock+0x28d/0x3e0 [ 35.409696][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 35.409972][ C1] mark_usage+0xd9/0x2a0 [ 35.410104][ C1] __lock_acquire+0x797/0x1570 [ 35.410295][ C1] ? __pfx_validate_chain+0x10/0x10 [ 35.410481][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 35.410753][ C1] lock_acquire.part.0+0xeb/0x330 [ 35.410926][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 35.411097][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 35.411280][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 35.411581][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 35.411783][ C1] ? lock_acquire+0x32/0xc0 [ 35.411958][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 35.412133][ C1] _raw_write_lock+0x30/0x40 [ 35.412316][ C1] ? addrconf_rs_timer+0xa9/0x730 [ 35.412602][ C1] addrconf_rs_timer+0xa9/0x730 [ 35.412775][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 35.412959][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 35.413135][ C1] ? call_timer_fn+0xe8/0x230 [ 35.413417][ C1] ? lock_acquire+0x32/0xc0 [ 35.413589][ C1] ? call_timer_fn+0xe8/0x230 [ 35.413773][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 35.413946][ C1] call_timer_fn+0x13b/0x230 [ 35.414243][ C1] ? call_timer_fn+0xe8/0x230 [ 35.414415][ C1] ? call_timer_fn+0xe8/0x230 [ 35.414587][ C1] ? __pfx_call_timer_fn+0x10/0x10 [ 35.414760][ C1] ? hlock_class+0x4e/0x130 [ 35.414931][ C1] ? mark_held_locks+0x9e/0xe0 [ 35.415107][ C1] __run_timers+0x545/0x810 [ 35.415280][ C1] ? __pfx_addrconf_rs_timer+0x10/0x10 [ 35.415461][ C1] ? __pfx___run_timers+0x10/0x10 [ 35.415637][ C1] ? do_raw_spin_lock+0x131/0x270 [ 35.415942][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 35.416117][ C1] ? lock_acquire+0x32/0xc0 [ 35.416292][ C1] ? run_timer_softirq+0xe0/0x1b0 [ 35.416472][ C1] run_timer_softirq+0xe8/0x1b0 [ 35.416753][ C1] __do_softirq+0x1f8/0x5df [ 35.416933][ C1] irq_exit_rcu+0x97/0xc0 [ 35.417074][ C1] sysvec_apic_timer_interrupt+0x75/0x80 [ 35.417247][ C1] [ 35.417336][ C1] [ 35.417527][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 35.417740][ C1] RIP: 0010:_raw_spin_unlock_irqrestore+0x43/0x70 [ 35.417962][ C1] Code: 10 e8 81 21 79 fd 48 89 ef e8 b9 91 79 fd 81 e3 00 02 00 00 75 1d 9c 58 f6 c4 02 75 29 48 85 db 74 01 fb 65 ff 0d f5 7b 4d 4b <74> 0e 5b 5d c3 cc cc cc cc e8 0f f0 9c fd eb dc 0f 1f 44 00 00 5b [ 35.418682][ C1] RSP: 0018:ffffc900010ee930 EFLAGS: 00000282 [ 35.418904][ C1] RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff6fc5f71 [ 35.419314][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffffb4b64de1 [ 35.419589][ C1] RBP: ffff888001040680 R08: 0000000000000001 R09: fffffbfff6fc32ab [ 35.419849][ C1] R10: ffffffffb7e1955f R11: 0000000000000040 R12: ffff888001040680 [ 35.420108][ C1] R13: ffffea0000225940 R14: ffff8880010427c0 R15: ffff888008965740 [ 35.420369][ C1] ? _raw_spin_unlock_irqrestore+0x51/0x70 [ 35.420585][ C1] get_partial_node.part.0+0x1c5/0x3a0 [ 35.420762][ C1] ___slab_alloc+0xb70/0x10a0 [ 35.420934][ C1] ? __kmalloc+0xb5/0x3c0 [ 35.421065][ C1] ? tnode_new+0x208/0x290 [ 35.421240][ C1] ? __pfx___lock_release+0x10/0x10 [ 35.421435][ C1] ? tnode_new+0x208/0x290 [ 35.421725][ C1] ? __kmalloc+0x34c/0x3c0 [ 35.421901][ C1] __kmalloc+0x34c/0x3c0 [ 35.422032][ C1] ? __create_object+0x5e/0xb0 [ 35.422212][ C1] tnode_new+0x208/0x290 [ 35.422346][ C1] fib_insert_node.isra.0+0x275/0x7d0 [ 35.422628][ C1] ? fib_find_node+0x123/0x210 [ 35.422807][ C1] fib_table_insert+0xe8b/0x2220 [ 35.423001][ C1] ? __lock_acquire+0xaf0/0x1570 [ 35.423178][ C1] ? __pfx_fib_table_insert+0x10/0x10 [ 35.423460][ C1] ? __lock_release+0x103/0x460 [ 35.423635][ C1] ? fib_magic+0x184/0x510 [ 35.423808][ C1] ? __pfx___lock_release+0x10/0x10 [ 35.423991][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 35.424299][ C1] ? hlock_class+0x4e/0x130 [ 35.424471][ C1] ? fib_magic+0x3e2/0x510 [ 35.424645][ C1] fib_magic+0x3e2/0x510 [ 35.424782][ C1] ? __pfx_fib_magic+0x10/0x10 [ 35.424955][ C1] ? netlink_broadcast_filtered+0x25b/0x340 [ 35.425172][ C1] ? rwsem_read_trylock+0x12f/0x260 [ 35.425345][ C1] ? __pfx_rwsem_read_trylock+0x10/0x10 [ 35.425517][ C1] fib_add_ifaddr+0x157/0x4f0 [ 35.425699][ C1] fib_inetaddr_event+0x151/0x280 [ 35.425978][ C1] notifier_call_chain+0xcd/0x150 [ 35.426153][ C1] blocking_notifier_call_chain+0x66/0x90 [ 35.426328][ C1] __inet_insert_ifa+0x7a5/0xad0 [ 35.426502][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 35.426819][ C1] ? __pfx___inet_insert_ifa+0x10/0x10 [ 35.427009][ C1] ? trace_kmalloc+0x2a/0xe0 [ 35.427186][ C1] inetdev_event+0xbd8/0xdf0 [ 35.427361][ C1] ? notifier_call_chain+0xcd/0x150 [ 35.427641][ C1] notifier_call_chain+0xcd/0x150 [ 35.427821][ C1] __dev_notify_flags+0xe6/0x250 [ 35.428012][ C1] ? __pfx___dev_notify_flags+0x10/0x10 [ 35.428200][ C1] ? __dev_change_flags+0x469/0x6c0 [ 35.428502][ C1] ? __pfx___dev_change_flags+0x10/0x10 [ 35.428678][ C1] ? find_held_lock+0x2c/0x110 [ 35.428853][ C1] dev_change_flags+0xec/0x160 [ 35.429028][ C1] do_setlink+0x7d6/0x21e0 [ 35.429308][ C1] ? is_bpf_text_address+0x6c/0x120 [ 35.429486][ C1] ? __pfx_do_setlink+0x10/0x10 [ 35.429690][ C1] ? is_bpf_text_address+0x71/0x120 [ 35.429863][ C1] ? kernel_text_address+0xce/0xe0 [ 35.430039][ C1] ? __kernel_text_address+0x12/0x40 [ 35.430328][ C1] ? unwind_get_return_address+0x5e/0xa0 [ 35.430501][ C1] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 35.430715][ C1] ? arch_stack_walk+0xa2/0xf0 [ 35.430893][ C1] ? stack_trace_save+0x94/0xd0 [ 35.431086][ C1] ? __pfx_stack_trace_save+0x10/0x10 [ 35.431263][ C1] ? stack_depot_save_flags+0x45/0x530 [ 35.431442][ C1] ? mark_lock+0x38/0x3e0 [ 35.431576][ C1] ? kasan_save_stack+0x34/0x50 [ 35.431872][ C1] ? kasan_save_stack+0x24/0x50 [ 35.432060][ C1] ? kasan_save_track+0x14/0x30 [ 35.432236][ C1] ? __kasan_kmalloc+0x7f/0x90 [ 35.432409][ C1] ? rtnl_newlink+0x4a/0xa0 [ 35.432810][ C1] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.432998][ C1] ? netlink_rcv_skb+0x130/0x360 [ 35.433171][ C1] ? validate_nla+0x1d30/0x1d30 [ 35.433345][ C1] ? netlink_sendmsg+0x723/0xbe0 [ 35.433518][ C1] ? ____sys_sendmsg+0x7b2/0xa10 [ 35.433793][ C1] ? ___sys_sendmsg+0xee/0x170 [ 35.433964][ C1] __rtnl_newlink+0xaa7/0xd80 [ 35.434137][ C1] ? hlock_class+0x4e/0x130 [ 35.434308][ C1] ? __pfx___rtnl_newlink+0x10/0x10 [ 35.434588][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 35.434817][ C1] ? __create_object+0x5e/0xb0 [ 35.435008][ C1] ? trace_kmalloc+0x2a/0xe0 [ 35.435190][ C1] rtnl_newlink+0x63/0xa0 [ 35.435431][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 35.435604][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 35.435778][ C1] ? hlock_class+0x4e/0x130 [ 35.435952][ C1] ? mark_lock+0x38/0x3e0 [ 35.436089][ C1] ? __lock_acquire+0xaf0/0x1570 [ 35.436387][ C1] netlink_rcv_skb+0x130/0x360 [ 35.436558][ C1] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 35.436730][ C1] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 35.436909][ C1] ? lock_acquire.part.0+0xeb/0x330 [ 35.437083][ C1] ? netlink_deliver_tap+0xc8/0x340 [ 35.437255][ C1] ? lock_acquire+0x32/0xc0 [ 35.437425][ C1] ? netlink_deliver_tap+0xc8/0x340 [ 35.437598][ C1] ? netlink_deliver_tap+0xc8/0x340 [ 35.437878][ C1] ? netlink_deliver_tap+0x149/0x340 [ 35.438063][ C1] netlink_unicast+0x449/0x710 [ 35.438236][ C1] ? __pfx_netlink_unicast+0x10/0x10 [ 35.438406][ C1] ? find_held_lock+0x2c/0x110 [ 35.438702][ C1] netlink_sendmsg+0x723/0xbe0 [ 35.438877][ C1] ? __pfx_netlink_sendmsg+0x10/0x10 [ 35.439049][ C1] ? __might_fault+0xc3/0x170 [ 35.439229][ C1] ? __import_iovec+0x35d/0x5d0 [ 35.439408][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 35.439686][ C1] ? __pfx_____sys_sendmsg+0x10/0x10 [ 35.439859][ C1] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 35.440076][ C1] ? __pfx_validate_chain+0x10/0x10 [ 35.440260][ C1] ___sys_sendmsg+0xee/0x170 [ 35.440535][ C1] ? __pfx____sys_sendmsg+0x10/0x10 [ 35.440705][ C1] ? find_held_lock+0x2c/0x110 [ 35.440879][ C1] ? __lock_release+0x103/0x460 [ 35.441050][ C1] ? __debug_check_no_obj_freed+0x253/0x520 [ 35.441376][ C1] ? __pfx___lock_release+0x10/0x10 [ 35.441548][ C1] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 35.441748][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 35.441967][ C1] ? __fget_light+0x53/0x1e0 [ 35.442145][ C1] __sys_sendmsg+0xcd/0x170 [ 35.442322][ C1] ? __pfx___sys_sendmsg+0x10/0x10 [ 35.442499][ C1] do_syscall_64+0xc6/0x1e0 [ 35.442673][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 35.443026][ C1] RIP: 0033:0x7f606b68a7b7 [ 35.443206][ C1] 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 [ 35.443930][ C1] RSP: 002b:00007fffa05759a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 35.444209][ C1] RAX: ffffffffffffffda RBX: 00007fffa05760e0 RCX: 00007f606b68a7b7 [ 35.444463][ C1] RDX: 0000000000000000 RSI: 00007fffa0575a10 RDI: 0000000000000005 [ 35.444822][ C1] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 35.445075][ C1] R10: 00007f606b5484a8 R11: 0000000000000246 R12: 0000000000000002 [ 35.445444][ C1] R13: 00000000660e7ac1 R14: 0000000000495540 R15: 0000000000000000 [ 35.445724][ C1]