[ 60.129611][ T1310] 8021q: 802.1Q VLAN Support v1.8 [ 60.273690][ T1315] gre: GRE over IPv4 demultiplexer driver [ 60.282541][ T1315] ip_gre: GRE over IPv4 tunneling driver [ 61.001421][ T1344] [ 61.001512][ T1344] ======================================================== [ 61.001655][ T1344] WARNING: possible irq lock inversion dependency detected [ 61.001792][ T1344] 7.1.0-rc5-virtme #1 Not tainted [ 61.001882][ T1344] -------------------------------------------------------- [ 61.002019][ T1344] ip/1344 just changed the state of lock: [ 61.002113][ T1344] ffffffff9cf7e8b8 (acaddr_hash_lock){+.+.}-{3:3}, at: __ipv6_dev_ac_dec+0x236/0x5d0 [ 61.002285][ T1344] but this lock was taken by another, SOFTIRQ-safe lock in the past: [ 61.002422][ T1344] (&ndev->lock){++--}-{3:3} [ 61.002424][ T1344] [ 61.002424][ T1344] [ 61.002424][ T1344] and interrupts could create inverse lock ordering between them. [ 61.002424][ T1344] [ 61.002754][ T1344] [ 61.002754][ T1344] other info that might help us debug this: [ 61.002887][ T1344] Possible interrupt unsafe locking scenario: [ 61.002887][ T1344] [ 61.003027][ T1344] CPU0 CPU1 [ 61.003118][ T1344] ---- ---- [ 61.003211][ T1344] lock(acaddr_hash_lock); [ 61.003304][ T1344] local_irq_disable(); [ 61.003414][ T1344] lock(&ndev->lock); [ 61.003524][ T1344] lock(acaddr_hash_lock); [ 61.003636][ T1344] [ 61.003703][ T1344] lock(&ndev->lock); [ 61.003772][ T1344] [ 61.003772][ T1344] *** DEADLOCK *** [ 61.003772][ T1344] [ 61.003905][ T1344] 1 lock held by ip/1344: [ 61.003974][ T1344] #0: ffffffff9ce8c9c0 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x883/0xef0 [ 61.004138][ T1344] [ 61.004138][ T1344] the shortest dependencies between 2nd lock and 1st lock: [ 61.004294][ T1344] -> (&ndev->lock){++--}-{3:3} { [ 61.004390][ T1344] HARDIRQ-ON-W at: [ 61.004461][ T1344] __lock_acquire+0x378/0xc10 [ 61.004582][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.004696][ T1344] _raw_write_lock_bh+0x38/0x50 [ 61.004812][ T1344] addrconf_permanent_addr+0x108/0x9c0 [ 61.004948][ T1344] addrconf_notify+0x151/0xf30 [ 61.005064][ T1344] notifier_call_chain+0xb0/0x320 [ 61.005180][ T1344] __dev_notify_flags+0xde/0x280 [ 61.005293][ T1344] netif_change_flags+0xfe/0x190 [ 61.005405][ T1344] do_setlink.isra.0+0x1cc3/0x2750 [ 61.005518][ T1344] rtnl_newlink+0x8d1/0xef0 [ 61.005629][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.005744][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.005857][ T1344] netlink_unicast+0x486/0x750 [ 61.005970][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.006088][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.006202][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.006316][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.006429][ T1344] do_syscall_64+0x117/0x590 [ 61.006542][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.006677][ T1344] HARDIRQ-ON-R at: [ 61.006746][ T1344] __lock_acquire+0x378/0xc10 [ 61.006858][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.006971][ T1344] _raw_read_lock_bh+0x44/0x80 [ 61.007088][ T1344] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 61.007222][ T1344] inet6_fill_link_af+0x5c/0xe0 [ 61.007334][ T1344] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 61.007468][ T1344] rtnl_getlink+0x9c9/0xeb0 [ 61.007581][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.007693][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.007807][ T1344] netlink_unicast+0x486/0x750 [ 61.007920][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.008037][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.008205][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.008316][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.008428][ T1344] do_syscall_64+0x117/0x590 [ 61.008591][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.008726][ T1344] IN-SOFTIRQ-W at: [ 61.008793][ T1344] __lock_acquire+0x378/0xc10 [ 61.008908][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.009077][ T1344] _raw_write_lock+0x33/0x40 [ 61.009189][ T1344] addrconf_rs_timer+0xb0/0x770 [ 61.009302][ T1344] call_timer_fn+0x163/0x4f0 [ 61.009468][ T1344] __run_timers+0x68f/0xab0 [ 61.009583][ T1344] run_timer_softirq+0xf0/0x160 [ 61.009694][ T1344] handle_softirqs+0x1d8/0x940 [ 61.009860][ T1344] __irq_exit_rcu+0x103/0x1c0 [ 61.009971][ T1344] irq_exit_rcu+0xe/0x30 [ 61.010090][ T1344] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 61.010279][ T1344] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 61.010413][ T1344] pv_native_safe_halt+0xf/0x10 [ 61.010525][ T1344] default_idle+0x9/0x10 [ 61.010689][ T1344] default_idle_call+0x6e/0xb0 [ 61.010802][ T1344] cpuidle_idle_call.constprop.0+0x237/0x410 [ 61.010936][ T1344] do_idle+0xf5/0x160 [ 61.011105][ T1344] cpu_startup_entry+0x53/0x70 [ 61.011217][ T1344] rest_init+0x1f7/0x200 [ 61.011331][ T1344] start_kernel+0x3ad/0x3b0 [ 61.011497][ T1344] x86_64_start_reservations+0x24/0x30 [ 61.011633][ T1344] x86_64_start_kernel+0x12b/0x130 [ 61.011749][ T1344] common_startup_64+0x13e/0x148 [ 61.011915][ T1344] IN-SOFTIRQ-R at: [ 61.011983][ T1344] __lock_acquire+0x378/0xc10 [ 61.012100][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.012213][ T1344] _raw_read_lock_bh+0x44/0x80 [ 61.012379][ T1344] ipv6_get_lladdr+0xa8/0x3f0 [ 61.012493][ T1344] addrconf_rs_timer+0x251/0x770 [ 61.012606][ T1344] call_timer_fn+0x163/0x4f0 [ 61.012772][ T1344] __run_timers+0x68f/0xab0 [ 61.012885][ T1344] run_timer_softirq+0xf0/0x160 [ 61.013002][ T1344] handle_softirqs+0x1d8/0x940 [ 61.013167][ T1344] __irq_exit_rcu+0x103/0x1c0 [ 61.013281][ T1344] irq_exit_rcu+0xe/0x30 [ 61.013393][ T1344] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 61.013580][ T1344] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 61.013716][ T1344] pv_native_safe_halt+0xf/0x10 [ 61.013830][ T1344] default_idle+0x9/0x10 [ 61.014002][ T1344] default_idle_call+0x6e/0xb0 [ 61.014115][ T1344] cpuidle_idle_call.constprop.0+0x237/0x410 [ 61.014250][ T1344] do_idle+0xf5/0x160 [ 61.014415][ T1344] cpu_startup_entry+0x53/0x70 [ 61.014528][ T1344] rest_init+0x1f7/0x200 [ 61.014643][ T1344] start_kernel+0x3ad/0x3b0 [ 61.014810][ T1344] x86_64_start_reservations+0x24/0x30 [ 61.014945][ T1344] x86_64_start_kernel+0x12b/0x130 [ 61.015064][ T1344] common_startup_64+0x13e/0x148 [ 61.015230][ T1344] INITIAL USE at: [ 61.015300][ T1344] __lock_acquire+0x378/0xc10 [ 61.015413][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.015528][ T1344] _raw_write_lock_bh+0x38/0x50 [ 61.015695][ T1344] addrconf_permanent_addr+0x108/0x9c0 [ 61.015832][ T1344] addrconf_notify+0x151/0xf30 [ 61.015946][ T1344] notifier_call_chain+0xb0/0x320 [ 61.016119][ T1344] __dev_notify_flags+0xde/0x280 [ 61.016232][ T1344] netif_change_flags+0xfe/0x190 [ 61.016346][ T1344] do_setlink.isra.0+0x1cc3/0x2750 [ 61.016514][ T1344] rtnl_newlink+0x8d1/0xef0 [ 61.016627][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.016743][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.016909][ T1344] netlink_unicast+0x486/0x750 [ 61.017026][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.017140][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.017253][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.017422][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.017535][ T1344] do_syscall_64+0x117/0x590 [ 61.017649][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.017837][ T1344] INITIAL READ USE at: [ 61.017927][ T1344] __lock_acquire+0x378/0xc10 [ 61.018044][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.018234][ T1344] _raw_read_lock_bh+0x44/0x80 [ 61.018350][ T1344] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 61.018488][ T1344] inet6_fill_link_af+0x5c/0xe0 [ 61.018656][ T1344] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 61.018793][ T1344] rtnl_getlink+0x9c9/0xeb0 [ 61.018909][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.019078][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.019189][ T1344] netlink_unicast+0x486/0x750 [ 61.019302][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.019468][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.019584][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.019698][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.019865][ T1344] do_syscall_64+0x117/0x590 [ 61.019979][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.020120][ T1344] } [ 61.020170][ T1344] ... key at: [] __key.37+0x0/0x40 [ 61.020359][ T1344] ... acquired at: [ 61.020428][ T1344] __lock_acquire+0x508/0xc10 [ 61.020521][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.020611][ T1344] _raw_spin_lock+0x33/0x40 [ 61.020755][ T1344] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 61.020869][ T1344] __ipv6_dev_ac_inc+0x57e/0x930 [ 61.020961][ T1344] addrconf_join_anycast+0x1bc/0x260 [ 61.021107][ T1344] __ipv6_ifa_notify+0x75b/0xad0 [ 61.021198][ T1344] addrconf_dad_completed+0x14b/0xe10 [ 61.021289][ T1344] addrconf_dad_begin+0x2e1/0x540 [ 61.021380][ T1344] addrconf_dad_work+0x170/0x930 [ 61.021523][ T1344] process_one_work+0xdf8/0x1410 [ 61.021617][ T1344] worker_thread+0x4f1/0xd60 [ 61.021709][ T1344] kthread+0x367/0x460 [ 61.021779][ T1344] ret_from_fork+0x474/0x6b0 [ 61.021871][ T1344] ret_from_fork_asm+0x11/0x20 [ 61.022018][ T1344] [ 61.022065][ T1344] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 61.022160][ T1344] HARDIRQ-ON-W at: [ 61.022229][ T1344] __lock_acquire+0x378/0xc10 [ 61.022398][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.022511][ T1344] _raw_spin_lock+0x33/0x40 [ 61.022624][ T1344] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 61.022761][ T1344] __ipv6_dev_ac_inc+0x57e/0x930 [ 61.022874][ T1344] addrconf_join_anycast+0x1bc/0x260 [ 61.022988][ T1344] __ipv6_ifa_notify+0x75b/0xad0 [ 61.023158][ T1344] addrconf_dad_completed+0x14b/0xe10 [ 61.023273][ T1344] addrconf_dad_begin+0x2e1/0x540 [ 61.023388][ T1344] addrconf_dad_work+0x170/0x930 [ 61.023502][ T1344] process_one_work+0xdf8/0x1410 [ 61.023669][ T1344] worker_thread+0x4f1/0xd60 [ 61.023784][ T1344] kthread+0x367/0x460 [ 61.023876][ T1344] ret_from_fork+0x474/0x6b0 [ 61.024046][ T1344] ret_from_fork_asm+0x11/0x20 [ 61.024159][ T1344] SOFTIRQ-ON-W at: [ 61.024227][ T1344] __lock_acquire+0x378/0xc10 [ 61.024340][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.024510][ T1344] _raw_spin_lock+0x33/0x40 [ 61.024623][ T1344] __ipv6_dev_ac_dec+0x236/0x5d0 [ 61.024736][ T1344] addrconf_leave_anycast+0x1bc/0x260 [ 61.024904][ T1344] __ipv6_ifa_notify+0x6b4/0xad0 [ 61.025025][ T1344] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 61.025141][ T1344] addrconf_notify+0x339/0xf30 [ 61.025307][ T1344] notifier_call_chain+0xb0/0x320 [ 61.025419][ T1344] __netdev_upper_dev_link+0x3a5/0x590 [ 61.025536][ T1344] netdev_master_upper_dev_link+0x86/0xb0 [ 61.025724][ T1344] vrf_add_slave+0xdd/0x210 [vrf] [ 61.025840][ T1344] do_set_master+0x357/0x580 [ 61.025953][ T1344] do_setlink.isra.0+0xa31/0x2750 [ 61.026121][ T1344] rtnl_newlink+0x8d1/0xef0 [ 61.026236][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.026350][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.026516][ T1344] netlink_unicast+0x486/0x750 [ 61.026632][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.026745][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.026858][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.027029][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.027144][ T1344] do_syscall_64+0x117/0x590 [ 61.027258][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.027448][ T1344] INITIAL USE at: [ 61.027517][ T1344] __lock_acquire+0x378/0xc10 [ 61.027631][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.027797][ T1344] _raw_spin_lock+0x33/0x40 [ 61.027910][ T1344] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 61.028048][ T1344] __ipv6_dev_ac_inc+0x57e/0x930 [ 61.028217][ T1344] addrconf_join_anycast+0x1bc/0x260 [ 61.028333][ T1344] __ipv6_ifa_notify+0x75b/0xad0 [ 61.028447][ T1344] addrconf_dad_completed+0x14b/0xe10 [ 61.028615][ T1344] addrconf_dad_begin+0x2e1/0x540 [ 61.028731][ T1344] addrconf_dad_work+0x170/0x930 [ 61.028847][ T1344] process_one_work+0xdf8/0x1410 [ 61.028960][ T1344] worker_thread+0x4f1/0xd60 [ 61.029130][ T1344] kthread+0x367/0x460 [ 61.029220][ T1344] ret_from_fork+0x474/0x6b0 [ 61.029332][ T1344] ret_from_fork_asm+0x11/0x20 [ 61.029498][ T1344] } [ 61.029546][ T1344] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 61.029684][ T1344] ... acquired at: [ 61.029752][ T1344] mark_lock+0x1d7/0xa00 [ 61.029895][ T1344] mark_usage+0x105/0x170 [ 61.029985][ T1344] __lock_acquire+0x378/0xc10 [ 61.030080][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.030171][ T1344] _raw_spin_lock+0x33/0x40 [ 61.030315][ T1344] __ipv6_dev_ac_dec+0x236/0x5d0 [ 61.030405][ T1344] addrconf_leave_anycast+0x1bc/0x260 [ 61.030496][ T1344] __ipv6_ifa_notify+0x6b4/0xad0 [ 61.030586][ T1344] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 61.030730][ T1344] addrconf_notify+0x339/0xf30 [ 61.030821][ T1344] notifier_call_chain+0xb0/0x320 [ 61.030912][ T1344] __netdev_upper_dev_link+0x3a5/0x590 [ 61.031009][ T1344] netdev_master_upper_dev_link+0x86/0xb0 [ 61.031174][ T1344] vrf_add_slave+0xdd/0x210 [vrf] [ 61.031266][ T1344] do_set_master+0x357/0x580 [ 61.031357][ T1344] do_setlink.isra.0+0xa31/0x2750 [ 61.031448][ T1344] rtnl_newlink+0x8d1/0xef0 [ 61.031590][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.031683][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.031775][ T1344] netlink_unicast+0x486/0x750 [ 61.031866][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.032012][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.032102][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.032193][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.032285][ T1344] do_syscall_64+0x117/0x590 [ 61.032426][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.032541][ T1344] [ 61.032587][ T1344] [ 61.032587][ T1344] stack backtrace: [ 61.032702][ T1344] CPU: 2 UID: 0 PID: 1344 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 61.032705][ T1344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 61.032707][ T1344] Call Trace: [ 61.032708][ T1344] [ 61.032709][ T1344] dump_stack_lvl+0x6f/0xa0 [ 61.032714][ T1344] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 61.032717][ T1344] mark_lock_irq+0x989/0x9c0 [ 61.032720][ T1344] mark_lock+0x1d7/0xa00 [ 61.032721][ T1344] mark_usage+0x105/0x170 [ 61.032723][ T1344] __lock_acquire+0x378/0xc10 [ 61.032725][ T1344] lock_acquire.part.0+0xbc/0x260 [ 61.032727][ T1344] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 61.032728][ T1344] ? rcu_is_watching+0x15/0xd0 [ 61.032732][ T1344] ? do_raw_read_unlock+0x70/0x70 [ 61.032733][ T1344] ? lock_acquire+0x134/0x160 [ 61.032735][ T1344] _raw_spin_lock+0x33/0x40 [ 61.032737][ T1344] ? __ipv6_dev_ac_dec+0x236/0x5d0 [ 61.032738][ T1344] __ipv6_dev_ac_dec+0x236/0x5d0 [ 61.032741][ T1344] addrconf_leave_anycast+0x1bc/0x260 [ 61.032742][ T1344] ? inet6_dump_ifinfo+0x6e0/0x6e0 [ 61.032744][ T1344] ? __ipv6_isatap_ifid+0x210/0x210 [ 61.032746][ T1344] ? nlmsg_notify+0x62/0x250 [ 61.032748][ T1344] __ipv6_ifa_notify+0x6b4/0xad0 [ 61.032750][ T1344] ? cleanup_prefix_route+0x550/0x550 [ 61.032753][ T1344] ? find_held_lock+0x2b/0x80 [ 61.032756][ T1344] ? __lock_release.isra.0+0x6b/0x1a0 [ 61.032757][ T1344] ? __rwlock_init+0x150/0x150 [ 61.032758][ T1344] ? mark_held_locks+0x40/0x70 [ 61.032760][ T1344] ? addrconf_ifdown.isra.0+0xa70/0x15f0 [ 61.032762][ T1344] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 61.032765][ T1344] ? addrconf_dad_run+0x1b0/0x1b0 [ 61.032767][ T1344] ? neigh_flush_one+0x580/0x580 [ 61.032770][ T1344] addrconf_notify+0x339/0xf30 [ 61.032772][ T1344] ? team_port_get_rtnl+0x65/0xc0 [ 61.032775][ T1344] notifier_call_chain+0xb0/0x320 [ 61.032777][ T1344] __netdev_upper_dev_link+0x3a5/0x590 [ 61.032780][ T1344] ? netdev_wait_allrefs_any+0x570/0x570 [ 61.032782][ T1344] ? find_held_lock+0x2b/0x80 [ 61.032784][ T1344] ? __lock_acquire+0x508/0xc10 [ 61.032785][ T1344] ? __lock_acquire+0x508/0xc10 [ 61.032788][ T1344] netdev_master_upper_dev_link+0x86/0xb0 [ 61.032790][ T1344] ? netdev_upper_dev_link+0xb0/0xb0 [ 61.032792][ T1344] ? __lock_release.isra.0+0x6b/0x1a0 [ 61.032794][ T1344] vrf_add_slave+0xdd/0x210 [vrf] [ 61.032795][ T1344] ? rtnl_is_locked+0x15/0x20 [ 61.032797][ T1344] do_set_master+0x357/0x580 [ 61.032798][ T1344] ? kernel_text_address+0x149/0x170 [ 61.032800][ T1344] do_setlink.isra.0+0xa31/0x2750 [ 61.032804][ T1344] ? rtnl_link_get_size+0x350/0x350 [ 61.032806][ T1344] ? rcu_lockdep_current_cpu_online+0x39/0x1b0 [ 61.032808][ T1344] ? rcu_read_lock_any_held+0x3c/0x90 [ 61.032810][ T1344] ? validate_chain+0x38b/0xc20 [ 61.032811][ T1344] ? rcu_read_lock_any_held+0x66/0x90 [ 61.032812][ T1344] ? stack_depot_save_flags+0x367/0x770 [ 61.032816][ T1344] ? __kernel_text_address+0x12/0x30 [ 61.032817][ T1344] ? __lock_acquire+0x508/0xc10 [ 61.032819][ T1344] ? lock_acquire.part.0+0xbc/0x260 [ 61.032821][ T1344] ? rtnl_newlink+0x883/0xef0 [ 61.032822][ T1344] ? rcu_is_watching+0x15/0xd0 [ 61.032824][ T1344] ? lock_acquire+0x134/0x160 [ 61.032825][ T1344] ? rcu_is_watching+0x15/0xd0 [ 61.032826][ T1344] ? rcu_is_watching+0x15/0xd0 [ 61.032828][ T1344] ? trace_contention_end+0xb3/0x1a0 [ 61.032831][ T1344] ? __mutex_lock+0x1db/0x2010 [ 61.032832][ T1344] ? __mutex_lock+0x9b2/0x2010 [ 61.032834][ T1344] ? rtnl_newlink+0x883/0xef0 [ 61.032836][ T1344] ? ww_mutex_lock+0x160/0x160 [ 61.032837][ T1344] ? nla_get_range_signed+0x3d0/0x3d0 [ 61.032840][ T1344] ? __rtnl_newlink+0x3fa/0xa50 [ 61.032843][ T1344] rtnl_newlink+0x8d1/0xef0 [ 61.032845][ T1344] ? lock_acquire.part.0+0xbc/0x260 [ 61.032846][ T1344] ? find_held_lock+0x2b/0x80 [ 61.032848][ T1344] ? __rtnl_newlink+0xa50/0xa50 [ 61.032849][ T1344] ? mark_usage+0x61/0x170 [ 61.032850][ T1344] ? __lock_release.isra.0+0x6b/0x1a0 [ 61.032853][ T1344] ? lock_acquire.part.0+0xbc/0x260 [ 61.032854][ T1344] ? find_held_lock+0x2b/0x80 [ 61.032856][ T1344] ? __rtnl_newlink+0xa50/0xa50 [ 61.032857][ T1344] ? __lock_release.isra.0+0x6b/0x1a0 [ 61.032859][ T1344] ? __rtnl_newlink+0xa50/0xa50 [ 61.032860][ T1344] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 61.032862][ T1344] ? validate_chain+0x38b/0xc20 [ 61.032863][ T1344] ? rtnl_link_fill+0x920/0x920 [ 61.032865][ T1344] ? __lock_acquire+0x508/0xc10 [ 61.032867][ T1344] ? lock_acquire.part.0+0xbc/0x260 [ 61.032868][ T1344] ? find_held_lock+0x2b/0x80 [ 61.032871][ T1344] netlink_rcv_skb+0x14e/0x3a0 [ 61.032872][ T1344] ? rtnl_link_fill+0x920/0x920 [ 61.032874][ T1344] ? netlink_ack+0xcf0/0xcf0 [ 61.032877][ T1344] ? netlink_deliver_tap+0xc5/0x330 [ 61.032878][ T1344] ? netlink_deliver_tap+0x13c/0x330 [ 61.032881][ T1344] netlink_unicast+0x486/0x750 [ 61.032883][ T1344] ? netlink_attachskb+0x810/0x810 [ 61.032885][ T1344] ? __lock_acquire+0x508/0xc10 [ 61.032887][ T1344] netlink_sendmsg+0x735/0xc60 [ 61.032889][ T1344] ? netlink_unicast+0x750/0x750 [ 61.032891][ T1344] ? __might_fault+0x97/0x140 [ 61.032894][ T1344] ____sys_sendmsg+0x419/0x850 [ 61.032896][ T1344] ? copy_msghdr_from_user+0x2a0/0x460 [ 61.032898][ T1344] ? get_timestamp.constprop.0+0x390/0x390 [ 61.032900][ T1344] ? move_addr_to_kernel+0x40/0x40 [ 61.032902][ T1344] ? stack_depot_save_flags+0x367/0x770 [ 61.032904][ T1344] ? validate_chain+0x38b/0xc20 [ 61.032906][ T1344] ___sys_sendmsg+0x14e/0x1d0 [ 61.032907][ T1344] ? __call_rcu_common.constprop.0+0xb2/0xa10 [ 61.032910][ T1344] ? copy_msghdr_from_user+0x460/0x460 [ 61.032915][ T1344] __sys_sendmsg+0x145/0x1f0 [ 61.032916][ T1344] ? __sys_sendmsg_sock+0x20/0x20 [ 61.032918][ T1344] ? __call_rcu_common.constprop.0+0x3d1/0xa10 [ 61.032920][ T1344] ? do_raw_spin_unlock+0x59/0x250 [ 61.032922][ T1344] ? rcu_is_watching+0x15/0xd0 [ 61.032924][ T1344] do_syscall_64+0x117/0x590 [ 61.032925][ T1344] ? trace_hardirqs_off+0xd/0x30 [ 61.032928][ T1344] ? exc_page_fault+0xee/0x100 [ 61.032930][ T1344] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 61.032932][ T1344] RIP: 0033:0x7f546c95208e [ 61.032935][ T1344] Code: 4d 89 d8 e8 94 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 61.032937][ T1344] RSP: 002b:00007fff79b7d930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 61.032939][ T1344] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f546c95208e [ 61.032941][ T1344] RDX: 0000000000000000 RSI: 00007fff79b7d9e0 RDI: 0000000000000005 [ 61.032942][ T1344] RBP: 00007fff79b7d940 R08: 0000000000000000 R09: 0000000000000000 [ 61.032943][ T1344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a19861a [ 61.032943][ T1344] R13: 000000000049f620 R14: 0000000000000000 R15: 00007fff79b7e0a0 [ 61.032946][ T1344] [ 61.055677][ T1344] ip (1344) used greatest stack depth: 23384 bytes left