[ 408.367194][ T2632] veth0: renamed from veth-rt-1 [ 409.053092][ T2636] [ 409.053269][ T2636] ===================================================== [ 409.053453][ T2636] WARNING: SOFTIRQ-safe -> SOFTIRQ-unsafe lock order detected [ 409.053683][ T2636] 6.9.0-rc1-virtme #1 Not tainted [ 409.053832][ T2636] ----------------------------------------------------- [ 409.054016][ T2636] ip/2636 [HC0[0]:SC0[2]:HE1:SE0] is trying to acquire: [ 409.054206][ T2636] ffff8880068d2c28 (&p->alloc_lock){+.+.}-{2:2}, at: __get_task_comm+0x27/0x70 [ 409.054497][ T2636] [ 409.054497][ T2636] and this task is already holding: [ 409.054713][ T2636] ffff888007358d80 (&ndev->lock){++--}-{2:2}, at: addrconf_permanent_addr+0x6e/0x670 [ 409.054976][ T2636] which would create a new lock dependency: [ 409.055157][ T2636] (&ndev->lock){++--}-{2:2} -> (&p->alloc_lock){+.+.}-{2:2} [ 409.055383][ T2636] [ 409.055383][ T2636] but this new dependency connects a SOFTIRQ-irq-safe lock: [ 409.055639][ T2636] (&ndev->lock){++--}-{2:2} [ 409.055643][ T2636] [ 409.055643][ T2636] ... which became SOFTIRQ-irq-safe at: [ 409.056004][ T2636] __lock_acquire+0x797/0x1570 [ 409.056156][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.056316][ T2636] _raw_write_lock+0x30/0x40 [ 409.056464][ T2636] addrconf_rs_timer+0xa9/0x730 [ 409.056612][ T2636] call_timer_fn+0x13b/0x230 [ 409.056764][ T2636] __run_timers+0x545/0x810 [ 409.056913][ T2636] timer_expire_remote+0x9b/0xe0 [ 409.057067][ T2636] tmigr_handle_remote_cpu+0x270/0x430 [ 409.057213][ T2636] tmigr_handle_remote_up+0x19f/0x2e0 [ 409.057359][ T2636] tmigr_handle_remote+0x21d/0x3a0 [ 409.057504][ T2636] __do_softirq+0x1f8/0x5df [ 409.057652][ T2636] irq_exit_rcu+0x97/0xc0 [ 409.057801][ T2636] sysvec_apic_timer_interrupt+0x75/0x80 [ 409.057949][ T2636] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 409.058135][ T2636] default_idle+0xf/0x20 [ 409.058248][ T2636] default_idle_call+0x6d/0xb0 [ 409.058400][ T2636] cpuidle_idle_call+0x1f4/0x280 [ 409.058548][ T2636] do_idle+0xf9/0x160 [ 409.058660][ T2636] cpu_startup_entry+0x54/0x60 [ 409.058806][ T2636] start_secondary+0x21c/0x2b0 [ 409.058956][ T2636] common_startup_64+0x12c/0x138 [ 409.059106][ T2636] [ 409.059106][ T2636] to a SOFTIRQ-irq-unsafe lock: [ 409.059284][ T2636] (&p->alloc_lock){+.+.}-{2:2} [ 409.059288][ T2636] [ 409.059288][ T2636] ... which became SOFTIRQ-irq-unsafe at: [ 409.059659][ T2636] ... [ 409.059661][ T2636] __lock_acquire+0x797/0x1570 [ 409.059881][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.060027][ T2636] _raw_spin_lock+0x30/0x40 [ 409.060174][ T2636] set_mems_allowed+0x1d/0x210 [ 409.060321][ T2636] kernel_init_freeable+0x72/0x310 [ 409.060470][ T2636] kernel_init+0x20/0x200 [ 409.060620][ T2636] ret_from_fork+0x31/0x70 [ 409.060774][ T2636] ret_from_fork_asm+0x1a/0x30 [ 409.060920][ T2636] [ 409.060920][ T2636] other info that might help us debug this: [ 409.060920][ T2636] [ 409.061203][ T2636] Possible interrupt unsafe locking scenario: [ 409.061203][ T2636] [ 409.061423][ T2636] CPU0 CPU1 [ 409.061567][ T2636] ---- ---- [ 409.061714][ T2636] lock(&p->alloc_lock); [ 409.061827][ T2636] local_irq_disable(); [ 409.062011][ T2636] lock(&ndev->lock); [ 409.062194][ T2636] lock(&p->alloc_lock); [ 409.062378][ T2636] [ 409.062491][ T2636] lock(&ndev->lock); [ 409.062607][ T2636] [ 409.062607][ T2636] *** DEADLOCK *** [ 409.062607][ T2636] [ 409.062828][ T2636] 2 locks held by ip/2636: [ 409.062975][ T2636] #0: ffffffffa7fb7208 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x2af/0xbf0 [ 409.063244][ T2636] #1: ffff888007358d80 (&ndev->lock){++--}-{2:2}, at: addrconf_permanent_addr+0x6e/0x670 [ 409.063505][ T2636] [ 409.063505][ T2636] the dependencies between SOFTIRQ-irq-safe lock and the holding lock: [ 409.063789][ T2636] -> (&ndev->lock){++--}-{2:2} { [ 409.063948][ T2636] HARDIRQ-ON-W at: [ 409.064062][ T2636] __lock_acquire+0x797/0x1570 [ 409.064250][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.064436][ T2636] _raw_write_lock_bh+0x38/0x50 [ 409.064623][ T2636] addrconf_permanent_addr+0x6e/0x670 [ 409.064810][ T2636] addrconf_notify+0x749/0xd60 [ 409.064993][ T2636] notifier_call_chain+0xcd/0x150 [ 409.065185][ T2636] __dev_notify_flags+0xe6/0x250 [ 409.065372][ T2636] dev_change_flags+0xec/0x160 [ 409.065555][ T2636] do_setlink+0x7d6/0x21e0 [ 409.065739][ T2636] __rtnl_newlink+0xaa7/0xd80 [ 409.065925][ T2636] rtnl_newlink+0x63/0xa0 [ 409.066108][ T2636] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 409.066302][ T2636] netlink_rcv_skb+0x130/0x360 [ 409.066491][ T2636] netlink_unicast+0x449/0x710 [ 409.066677][ T2636] netlink_sendmsg+0x723/0xbe0 [ 409.066861][ T2636] ____sys_sendmsg+0x7b2/0xa10 [ 409.067049][ T2636] ___sys_sendmsg+0xee/0x170 [ 409.067236][ T2636] __sys_sendmsg+0xcd/0x170 [ 409.067420][ T2636] do_syscall_64+0xc6/0x1e0 [ 409.067608][ T2636] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 409.067831][ T2636] HARDIRQ-ON-R at: [ 409.067942][ T2636] __lock_acquire+0x797/0x1570 [ 409.068129][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.068316][ T2636] _raw_read_lock_bh+0x44/0x80 [ 409.068501][ T2636] inet6_fill_ifla6_attrs+0x516/0x740 [ 409.068687][ T2636] inet6_fill_link_af+0x5e/0xe0 [ 409.068873][ T2636] rtnl_fill_ifinfo+0x1615/0x2a90 [ 409.069060][ T2636] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 409.069246][ T2636] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 409.069468][ T2636] rtmsg_ifinfo+0x5b/0xa0 [ 409.069662][ T2636] register_netdevice+0x1177/0x1690 [ 409.069850][ T2636] register_netdev+0x20/0x40 [ 409.070033][ T2636] vti6_init_net+0x25d/0x380 [ 409.070220][ T2636] ops_init+0x9b/0x560 [ 409.070370][ T2636] register_pernet_operations+0x2db/0x710 [ 409.070590][ T2636] register_pernet_device+0x2a/0x60 [ 409.070770][ T2636] vti6_tunnel_init+0x18/0x110 [ 409.070958][ T2636] do_one_initcall+0x8d/0x1e0 [ 409.071144][ T2636] do_initcalls+0x1b2/0x3e0 [ 409.071328][ T2636] kernel_init_freeable+0x232/0x310 [ 409.071512][ T2636] kernel_init+0x20/0x200 [ 409.071693][ T2636] ret_from_fork+0x31/0x70 [ 409.071874][ T2636] ret_from_fork_asm+0x1a/0x30 [ 409.072056][ T2636] IN-SOFTIRQ-W at: [ 409.072167][ T2636] __lock_acquire+0x797/0x1570 [ 409.072360][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.072541][ T2636] _raw_write_lock+0x30/0x40 [ 409.072725][ T2636] addrconf_rs_timer+0xa9/0x730 [ 409.072905][ T2636] call_timer_fn+0x13b/0x230 [ 409.073087][ T2636] __run_timers+0x545/0x810 [ 409.073271][ T2636] timer_expire_remote+0x9b/0xe0 [ 409.073464][ T2636] tmigr_handle_remote_cpu+0x270/0x430 [ 409.073645][ T2636] tmigr_handle_remote_up+0x19f/0x2e0 [ 409.073826][ T2636] tmigr_handle_remote+0x21d/0x3a0 [ 409.074008][ T2636] __do_softirq+0x1f8/0x5df [ 409.074193][ T2636] irq_exit_rcu+0x97/0xc0 [ 409.074375][ T2636] sysvec_apic_timer_interrupt+0x75/0x80 [ 409.074598][ T2636] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 409.074823][ T2636] default_idle+0xf/0x20 [ 409.075008][ T2636] default_idle_call+0x6d/0xb0 [ 409.075189][ T2636] cpuidle_idle_call+0x1f4/0x280 [ 409.075373][ T2636] do_idle+0xf9/0x160 [ 409.075520][ T2636] cpu_startup_entry+0x54/0x60 [ 409.075702][ T2636] start_secondary+0x21c/0x2b0 [ 409.075892][ T2636] common_startup_64+0x12c/0x138 [ 409.076075][ T2636] IN-SOFTIRQ-R at: [ 409.076191][ T2636] __lock_acquire+0x797/0x1570 [ 409.076375][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.076558][ T2636] _raw_read_lock_bh+0x44/0x80 [ 409.076740][ T2636] ipv6_get_lladdr+0xa9/0x3e0 [ 409.076928][ T2636] addrconf_rs_timer+0x24a/0x730 [ 409.077110][ T2636] call_timer_fn+0x13b/0x230 [ 409.077292][ T2636] __run_timers+0x545/0x810 [ 409.077473][ T2636] timer_expire_remote+0x9b/0xe0 [ 409.077655][ T2636] tmigr_handle_remote_cpu+0x270/0x430 [ 409.077840][ T2636] tmigr_handle_remote_up+0x19f/0x2e0 [ 409.078024][ T2636] tmigr_handle_remote+0x21d/0x3a0 [ 409.078206][ T2636] __do_softirq+0x1f8/0x5df [ 409.078389][ T2636] irq_exit_rcu+0x97/0xc0 [ 409.078570][ T2636] sysvec_apic_timer_interrupt+0x75/0x80 [ 409.078789][ T2636] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 409.079101][ T2636] default_idle+0xf/0x20 [ 409.079283][ T2636] default_idle_call+0x6d/0xb0 [ 409.079472][ T2636] cpuidle_idle_call+0x1f4/0x280 [ 409.079655][ T2636] do_idle+0xf9/0x160 [ 409.079897][ T2636] cpu_startup_entry+0x54/0x60 [ 409.080078][ T2636] start_secondary+0x21c/0x2b0 [ 409.080259][ T2636] common_startup_64+0x12c/0x138 [ 409.080532][ T2636] INITIAL USE at: [ 409.080646][ T2636] __lock_acquire+0x797/0x1570 [ 409.080831][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.081013][ T2636] _raw_write_lock_bh+0x38/0x50 [ 409.081379][ T2636] addrconf_permanent_addr+0x6e/0x670 [ 409.081561][ T2636] addrconf_notify+0x749/0xd60 [ 409.081743][ T2636] notifier_call_chain+0xcd/0x150 [ 409.081928][ T2636] __dev_notify_flags+0xe6/0x250 [ 409.082206][ T2636] dev_change_flags+0xec/0x160 [ 409.082386][ T2636] do_setlink+0x7d6/0x21e0 [ 409.082567][ T2636] __rtnl_newlink+0xaa7/0xd80 [ 409.082839][ T2636] rtnl_newlink+0x63/0xa0 [ 409.083022][ T2636] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 409.083203][ T2636] netlink_rcv_skb+0x130/0x360 [ 409.083481][ T2636] netlink_unicast+0x449/0x710 [ 409.083662][ T2636] netlink_sendmsg+0x723/0xbe0 [ 409.083843][ T2636] ____sys_sendmsg+0x7b2/0xa10 [ 409.084027][ T2636] ___sys_sendmsg+0xee/0x170 [ 409.084301][ T2636] __sys_sendmsg+0xcd/0x170 [ 409.084483][ T2636] do_syscall_64+0xc6/0x1e0 [ 409.084664][ T2636] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 409.084979][ T2636] INITIAL READ USE at: [ 409.085091][ T2636] __lock_acquire+0x797/0x1570 [ 409.085274][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.085456][ T2636] _raw_read_lock_bh+0x44/0x80 [ 409.085730][ T2636] inet6_fill_ifla6_attrs+0x516/0x740 [ 409.085946][ T2636] inet6_fill_link_af+0x5e/0xe0 [ 409.086134][ T2636] rtnl_fill_ifinfo+0x1615/0x2a90 [ 409.086417][ T2636] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 409.086634][ T2636] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 409.086851][ T2636] rtmsg_ifinfo+0x5b/0xa0 [ 409.087124][ T2636] register_netdevice+0x1177/0x1690 [ 409.087344][ T2636] register_netdev+0x20/0x40 [ 409.087528][ T2636] vti6_init_net+0x25d/0x380 [ 409.087801][ T2636] ops_init+0x9b/0x560 [ 409.087980][ T2636] register_pernet_operations+0x2db/0x710 [ 409.088198][ T2636] register_pernet_device+0x2a/0x60 [ 409.088508][ T2636] vti6_tunnel_init+0x18/0x110 [ 409.088690][ T2636] do_one_initcall+0x8d/0x1e0 [ 409.088875][ T2636] do_initcalls+0x1b2/0x3e0 [ 409.089056][ T2636] kernel_init_freeable+0x232/0x310 [ 409.089367][ T2636] kernel_init+0x20/0x200 [ 409.089549][ T2636] ret_from_fork+0x31/0x70 [ 409.089734][ T2636] ret_from_fork_asm+0x1a/0x30 [ 409.090008][ T2636] } [ 409.090087][ T2636] ... key at: [] __key.37+0x0/0x40 [ 409.090308][ T2636] [ 409.090308][ T2636] the dependencies between the lock to be acquired [ 409.090309][ T2636] and SOFTIRQ-irq-unsafe lock: [ 409.090789][ T2636] -> (&p->alloc_lock){+.+.}-{2:2} { [ 409.090941][ T2636] HARDIRQ-ON-W at: [ 409.091052][ T2636] __lock_acquire+0x797/0x1570 [ 409.091330][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.091520][ T2636] _raw_spin_lock+0x30/0x40 [ 409.091703][ T2636] set_mems_allowed+0x1d/0x210 [ 409.091886][ T2636] kernel_init_freeable+0x72/0x310 [ 409.092162][ T2636] kernel_init+0x20/0x200 [ 409.092345][ T2636] ret_from_fork+0x31/0x70 [ 409.092531][ T2636] ret_from_fork_asm+0x1a/0x30 [ 409.092901][ T2636] SOFTIRQ-ON-W at: [ 409.093011][ T2636] __lock_acquire+0x797/0x1570 [ 409.093194][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.093377][ T2636] _raw_spin_lock+0x30/0x40 [ 409.093657][ T2636] set_mems_allowed+0x1d/0x210 [ 409.093839][ T2636] kernel_init_freeable+0x72/0x310 [ 409.094022][ T2636] kernel_init+0x20/0x200 [ 409.094209][ T2636] ret_from_fork+0x31/0x70 [ 409.094391][ T2636] ret_from_fork_asm+0x1a/0x30 [ 409.094583][ T2636] INITIAL USE at: [ 409.094693][ T2636] __lock_acquire+0x797/0x1570 [ 409.094972][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.095155][ T2636] _raw_spin_lock+0x30/0x40 [ 409.095338][ T2636] set_mems_allowed+0x1d/0x210 [ 409.095525][ T2636] kernel_init_freeable+0x72/0x310 [ 409.095802][ T2636] kernel_init+0x20/0x200 [ 409.095985][ T2636] ret_from_fork+0x31/0x70 [ 409.096174][ T2636] ret_from_fork_asm+0x1a/0x30 [ 409.096450][ T2636] } [ 409.096526][ T2636] ... key at: [] __key.388+0x0/0x40 [ 409.096750][ T2636] ... acquired at: [ 409.096863][ T2636] check_prev_add+0x194/0xce0 [ 409.097104][ T2636] validate_chain+0x71d/0x9b0 [ 409.097250][ T2636] __lock_acquire+0xaf0/0x1570 [ 409.097396][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.097542][ T2636] _raw_spin_lock+0x30/0x40 [ 409.097689][ T2636] __get_task_comm+0x27/0x70 [ 409.097928][ T2636] ref_tracker_alloc+0x2ee/0x490 [ 409.098075][ T2636] netdev_get_by_index+0x5e/0x80 [ 409.098219][ T2636] fib6_nh_init+0x3d8/0x1580 [ 409.098374][ T2636] ip6_route_info_create+0xf18/0x17d0 [ 409.098611][ T2636] ip6_route_add+0x1c/0x140 [ 409.098756][ T2636] addrconf_prefix_route+0x2a6/0x430 [ 409.098904][ T2636] addrconf_permanent_addr+0x32f/0x670 [ 409.099050][ T2636] addrconf_notify+0x749/0xd60 [ 409.099285][ T2636] notifier_call_chain+0xcd/0x150 [ 409.099430][ T2636] __dev_notify_flags+0xe6/0x250 [ 409.099579][ T2636] dev_change_flags+0xec/0x160 [ 409.099724][ T2636] do_setlink+0x7d6/0x21e0 [ 409.099970][ T2636] __rtnl_newlink+0xaa7/0xd80 [ 409.100116][ T2636] rtnl_newlink+0x63/0xa0 [ 409.100260][ T2636] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 409.100405][ T2636] netlink_rcv_skb+0x130/0x360 [ 409.100551][ T2636] netlink_unicast+0x449/0x710 [ 409.100786][ T2636] netlink_sendmsg+0x723/0xbe0 [ 409.100938][ T2636] ____sys_sendmsg+0x7b2/0xa10 [ 409.101087][ T2636] ___sys_sendmsg+0xee/0x170 [ 409.101233][ T2636] __sys_sendmsg+0xcd/0x170 [ 409.101469][ T2636] do_syscall_64+0xc6/0x1e0 [ 409.101614][ T2636] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 409.101794][ T2636] [ 409.101868][ T2636] [ 409.101868][ T2636] stack backtrace: [ 409.102137][ T2636] CPU: 1 PID: 2636 Comm: ip Not tainted 6.9.0-rc1-virtme #1 [ 409.102354][ T2636] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 409.102679][ T2636] Call Trace: [ 409.102885][ T2636] [ 409.102961][ T2636] dump_stack_lvl+0x82/0xd0 [ 409.103117][ T2636] print_bad_irq_dependency+0x957/0xd40 [ 409.103263][ T2636] ? hlock_class+0x4e/0x130 [ 409.103411][ T2636] ? __pfx_print_bad_irq_dependency+0x10/0x10 [ 409.103683][ T2636] ? __pfx_usage_skip+0x10/0x10 [ 409.103828][ T2636] ? __bfs+0x246/0x650 [ 409.103941][ T2636] ? __pfx_usage_match+0x10/0x10 [ 409.104095][ T2636] check_irq_usage+0x596/0x850 [ 409.104424][ T2636] ? __pfx_check_irq_usage+0x10/0x10 [ 409.104570][ T2636] ? __bfs+0x246/0x650 [ 409.104680][ T2636] ? __pfx_hlock_conflict+0x10/0x10 [ 409.104826][ T2636] ? check_path.constprop.0+0x24/0x50 [ 409.105062][ T2636] ? check_noncircular+0x14c/0x3e0 [ 409.105215][ T2636] ? __pfx_check_noncircular+0x10/0x10 [ 409.105368][ T2636] ? check_prev_add+0x194/0xce0 [ 409.105513][ T2636] check_prev_add+0x194/0xce0 [ 409.105659][ T2636] ? validate_chain+0x130/0x9b0 [ 409.105896][ T2636] validate_chain+0x71d/0x9b0 [ 409.106042][ T2636] ? mark_lock+0x38/0x3e0 [ 409.106152][ T2636] ? __pfx_validate_chain+0x10/0x10 [ 409.106309][ T2636] ? hlock_class+0x4e/0x130 [ 409.106548][ T2636] ? mark_lock+0x38/0x3e0 [ 409.106660][ T2636] __lock_acquire+0xaf0/0x1570 [ 409.106811][ T2636] lock_acquire.part.0+0xeb/0x330 [ 409.106957][ T2636] ? __get_task_comm+0x27/0x70 [ 409.107103][ T2636] ? mark_lock+0x38/0x3e0 [ 409.107305][ T2636] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 409.107458][ T2636] ? trace_lock_acquire+0x135/0x1c0 [ 409.107603][ T2636] ? __get_task_comm+0x27/0x70 [ 409.107747][ T2636] ? lock_acquire+0x32/0xc0 [ 409.107982][ T2636] ? __get_task_comm+0x27/0x70 [ 409.108132][ T2636] _raw_spin_lock+0x30/0x40 [ 409.108277][ T2636] ? __get_task_comm+0x27/0x70 [ 409.108424][ T2636] __get_task_comm+0x27/0x70 [ 409.108663][ T2636] ref_tracker_alloc+0x2ee/0x490 [ 409.108809][ T2636] ? __pfx_ref_tracker_alloc+0x10/0x10 [ 409.108954][ T2636] ? dev_get_by_index+0x177/0x270 [ 409.109098][ T2636] ? netdev_get_by_index+0x5e/0x80 [ 409.109241][ T2636] ? fib6_nh_init+0x3d8/0x1580 [ 409.109484][ T2636] ? ip6_route_info_create+0xf18/0x17d0 [ 409.109634][ T2636] ? ip6_route_add+0x1c/0x140 [ 409.109779][ T2636] ? addrconf_prefix_route+0x2a6/0x430 [ 409.109924][ T2636] ? addrconf_permanent_addr+0x32f/0x670 [ 409.110160][ T2636] ? addrconf_notify+0x749/0xd60 [ 409.110304][ T2636] ? notifier_call_chain+0xcd/0x150 [ 409.110452][ T2636] ? __dev_notify_flags+0xe6/0x250 [ 409.110596][ T2636] ? dev_change_flags+0xec/0x160 [ 409.110831][ T2636] ? do_setlink+0x7d6/0x21e0 [ 409.110979][ T2636] ? __rtnl_newlink+0xaa7/0xd80 [ 409.111124][ T2636] ? rtnl_newlink+0x63/0xa0 [ 409.111268][ T2636] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 409.111502][ T2636] ? netlink_rcv_skb+0x130/0x360 [ 409.111651][ T2636] ? netlink_unicast+0x449/0x710 [ 409.111796][ T2636] ? dev_get_by_index+0x177/0x270 [ 409.111942][ T2636] netdev_get_by_index+0x5e/0x80 [ 409.112088][ T2636] fib6_nh_init+0x3d8/0x1580 [ 409.112323][ T2636] ? lockdep_hardirqs_on_prepare.part.0+0x14f/0x370 [ 409.112507][ T2636] ? __pfx_fib6_nh_init+0x10/0x10 [ 409.112654][ T2636] ? kasan_save_track+0x14/0x30 [ 409.112801][ T2636] ? __kasan_kmalloc+0x7f/0x90 [ 409.113039][ T2636] ? __kmalloc+0x1d7/0x3c0 [ 409.113185][ T2636] ? fib6_get_table+0x116/0x290 [ 409.113335][ T2636] ip6_route_info_create+0xf18/0x17d0 [ 409.113481][ T2636] ? __pfx_ip6_route_info_create+0x10/0x10 [ 409.113757][ T2636] ? __pfx_validate_chain+0x10/0x10 [ 409.113907][ T2636] ip6_route_add+0x1c/0x140 [ 409.114053][ T2636] addrconf_prefix_route+0x2a6/0x430 [ 409.114198][ T2636] ? __pfx_addrconf_prefix_route+0x10/0x10 [ 409.114473][ T2636] ? do_raw_write_lock+0x122/0x3b0 [ 409.114619][ T2636] ? __pfx_do_raw_write_lock+0x10/0x10 [ 409.114766][ T2636] ? lock_acquire+0x32/0xc0 [ 409.114911][ T2636] ? addrconf_permanent_addr+0x6e/0x670 [ 409.115154][ T2636] addrconf_permanent_addr+0x32f/0x670 [ 409.115302][ T2636] addrconf_notify+0x749/0xd60 [ 409.115447][ T2636] notifier_call_chain+0xcd/0x150 [ 409.115592][ T2636] __dev_notify_flags+0xe6/0x250 [ 409.115925][ T2636] ? __pfx___dev_notify_flags+0x10/0x10 [ 409.116070][ T2636] ? __dev_change_flags+0x469/0x6c0 [ 409.116221][ T2636] ? __pfx___dev_change_flags+0x10/0x10 [ 409.116370][ T2636] ? find_held_lock+0x2c/0x110 [ 409.116610][ T2636] dev_change_flags+0xec/0x160 [ 409.116756][ T2636] do_setlink+0x7d6/0x21e0 [ 409.116904][ T2636] ? is_bpf_text_address+0x6c/0x120 [ 409.117050][ T2636] ? __pfx_do_setlink+0x10/0x10 [ 409.117194][ T2636] ? hlock_class+0x4e/0x130 [ 409.117430][ T2636] ? mark_lock+0x38/0x3e0 [ 409.117540][ T2636] ? is_bpf_text_address+0x71/0x120 [ 409.117685][ T2636] ? mark_held_locks+0x9e/0xe0 [ 409.117831][ T2636] ? __kernel_text_address+0x12/0x40 [ 409.118077][ T2636] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 409.118262][ T2636] ? stack_depot_save_flags+0xd2/0x530 [ 409.118407][ T2636] ? mark_lock+0x38/0x3e0 [ 409.118518][ T2636] ? kasan_save_stack+0x34/0x50 [ 409.118754][ T2636] ? kasan_save_stack+0x24/0x50 [ 409.118899][ T2636] ? kasan_save_track+0x14/0x30 [ 409.119050][ T2636] ? __kasan_kmalloc+0x7f/0x90 [ 409.119194][ T2636] ? rtnl_newlink+0x4a/0xa0 [ 409.119343][ T2636] ? rtnetlink_rcv_msg+0x2fb/0xbf0 [ 409.119578][ T2636] ? netlink_rcv_skb+0x130/0x360 [ 409.119722][ T2636] ? validate_nla+0x1d30/0x1d30 [ 409.119868][ T2636] ? netlink_sendmsg+0x723/0xbe0 [ 409.120017][ T2636] ? ____sys_sendmsg+0x7b2/0xa10 [ 409.120253][ T2636] ? ___sys_sendmsg+0xee/0x170 [ 409.120400][ T2636] __rtnl_newlink+0xaa7/0xd80 [ 409.120546][ T2636] ? hlock_class+0x4e/0x130 [ 409.120690][ T2636] ? __pfx___rtnl_newlink+0x10/0x10 [ 409.120931][ T2636] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 409.121115][ T2636] ? __create_object+0x5e/0xb0 [ 409.121261][ T2636] ? trace_kmalloc+0x2a/0xe0 [ 409.121408][ T2636] rtnl_newlink+0x63/0xa0 [ 409.121609][ T2636] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 409.121759][ T2636] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 409.121904][ T2636] ? hlock_class+0x4e/0x130 [ 409.122049][ T2636] ? mark_lock+0x38/0x3e0 [ 409.122178][ T2636] ? __lock_acquire+0xaf0/0x1570 [ 409.122414][ T2636] netlink_rcv_skb+0x130/0x360 [ 409.122560][ T2636] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 409.122705][ T2636] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 409.122851][ T2636] ? lock_acquire.part.0+0xeb/0x330 [ 409.123090][ T2636] ? netlink_deliver_tap+0xc8/0x340 [ 409.123241][ T2636] ? lock_acquire+0x32/0xc0 [ 409.123387][ T2636] ? netlink_deliver_tap+0xc8/0x340 [ 409.123537][ T2636] ? netlink_deliver_tap+0xc8/0x340 [ 409.123773][ T2636] ? netlink_deliver_tap+0x149/0x340 [ 409.123919][ T2636] netlink_unicast+0x449/0x710 [ 409.124065][ T2636] ? __pfx_netlink_unicast+0x10/0x10 [ 409.124213][ T2636] ? find_held_lock+0x2c/0x110 [ 409.124359][ T2636] netlink_sendmsg+0x723/0xbe0 [ 409.124597][ T2636] ? __pfx_netlink_sendmsg+0x10/0x10 [ 409.124749][ T2636] ? __might_fault+0xc3/0x170 [ 409.124898][ T2636] ? __import_iovec+0x35d/0x5d0 [ 409.125046][ T2636] ____sys_sendmsg+0x7b2/0xa10 [ 409.125281][ T2636] ? __pfx_____sys_sendmsg+0x10/0x10 [ 409.125433][ T2636] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 409.125613][ T2636] ? __pfx_validate_chain+0x10/0x10 [ 409.125760][ T2636] ___sys_sendmsg+0xee/0x170 [ 409.126003][ T2636] ? __pfx____sys_sendmsg+0x10/0x10 [ 409.126152][ T2636] ? find_held_lock+0x2c/0x110 [ 409.126306][ T2636] ? __lock_release+0x103/0x460 [ 409.126457][ T2636] ? __debug_check_no_obj_freed+0x253/0x520 [ 409.126730][ T2636] ? __pfx___lock_release+0x10/0x10 [ 409.126876][ T2636] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 409.127021][ T2636] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 409.127201][ T2636] ? __fget_light+0x53/0x1e0 [ 409.127536][ T2636] __sys_sendmsg+0xcd/0x170 [ 409.127686][ T2636] ? __pfx___sys_sendmsg+0x10/0x10 [ 409.127835][ T2636] do_syscall_64+0xc6/0x1e0 [ 409.127980][ T2636] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 409.128250][ T2636] RIP: 0033:0x7f1b4c5567b7 [ 409.128405][ T2636] 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 [ 409.129022][ T2636] RSP: 002b:00007ffe97446d18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 409.129244][ T2636] RAX: ffffffffffffffda RBX: 00007ffe97447450 RCX: 00007f1b4c5567b7 [ 409.129461][ T2636] RDX: 0000000000000000 RSI: 00007ffe97446d80 RDI: 0000000000000005 [ 409.129775][ T2636] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078 [ 409.129991][ T2636] R10: 00007f1b4c4144a8 R11: 0000000000000246 R12: 0000000000000002 [ 409.130217][ T2636] R13: 00000000660ea672 R14: 0000000000495540 R15: 0000000000000000 [ 409.130530][ T2636] [ 409.142206][ T2636] ip (2636) used greatest stack depth: 22080 bytes left [ 409.634437][ T2640] veth0: renamed from veth-rt-2