[ 36.102379][ C1] [ 36.102481][ C1] ======================================================== [ 36.102632][ C1] WARNING: possible irq lock inversion dependency detected [ 36.102770][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 36.102876][ C1] -------------------------------------------------------- [ 36.103020][ C1] ping6/586 just changed the state of lock: [ 36.103139][ C1] ff1100000c173d78 (&ndev->lock){++.-}-{3:3}, at: ipv6_get_lladdr+0xa8/0x3f0 [ 36.103325][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 36.103468][ C1] (acaddr_hash_lock){+.+.}-{3:3} [ 36.103470][ C1] [ 36.103470][ C1] [ 36.103470][ C1] and interrupts could create inverse lock ordering between them. [ 36.103470][ C1] [ 36.103816][ C1] [ 36.103816][ C1] other info that might help us debug this: [ 36.103968][ C1] Possible interrupt unsafe locking scenario: [ 36.103968][ C1] [ 36.104110][ C1] CPU0 CPU1 [ 36.104202][ C1] ---- ---- [ 36.104296][ C1] lock(acaddr_hash_lock); [ 36.104396][ C1] local_irq_disable(); [ 36.104515][ C1] lock(&ndev->lock); [ 36.104637][ C1] lock(acaddr_hash_lock); [ 36.104755][ C1] [ 36.104830][ C1] lock(&ndev->lock); [ 36.104906][ C1] [ 36.104906][ C1] *** DEADLOCK *** [ 36.104906][ C1] [ 36.105047][ C1] 6 locks held by ping6/586: [ 36.105143][ C1] #0: ff11000008c57110 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xf1c/0x1a50 [ 36.105309][ C1] #1: ffffffffb9f77d20 (rcu_read_lock){....}-{1:3}, at: ip6_send_skb+0xa2/0x350 [ 36.105474][ C1] #2: ffffffffb9f77d20 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 36.105640][ C1] #3: ffffffffb9f77d20 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x561/0x1490 [ 36.105806][ C1] #4: ffffffffb9f77d20 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 36.105978][ C1] #5: ffffffffb9f77d20 (rcu_read_lock){....}-{1:3}, at: ipv6_get_lladdr+0x36/0x3f0 [ 36.106149][ C1] [ 36.106149][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 36.106313][ C1] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 36.106412][ C1] HARDIRQ-ON-W at: [ 36.106485][ C1] __lock_acquire+0x378/0xc10 [ 36.106609][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.106728][ C1] _raw_spin_lock+0x33/0x40 [ 36.106851][ C1] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 36.106999][ C1] __ipv6_dev_ac_inc+0x57e/0x930 [ 36.107118][ C1] addrconf_join_anycast+0x1bc/0x260 [ 36.107237][ C1] __ipv6_ifa_notify+0x75b/0xad0 [ 36.107356][ C1] addrconf_dad_completed+0x14b/0xe10 [ 36.107500][ C1] addrconf_dad_begin+0x2e1/0x540 [ 36.107620][ C1] addrconf_dad_work+0x170/0x930 [ 36.107743][ C1] process_one_work+0xdf8/0x1410 [ 36.107893][ C1] worker_thread+0x4f1/0xd60 [ 36.108013][ C1] kthread+0x367/0x460 [ 36.108134][ C1] ret_from_fork+0x474/0x6b0 [ 36.108255][ C1] ret_from_fork_asm+0x11/0x20 [ 36.108374][ C1] SOFTIRQ-ON-W at: [ 36.108446][ C1] __lock_acquire+0x378/0xc10 [ 36.108625][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.108747][ C1] _raw_spin_lock+0x33/0x40 [ 36.108874][ C1] __ipv6_dev_ac_dec+0x236/0x5d0 [ 36.109050][ C1] addrconf_leave_anycast+0x1bc/0x260 [ 36.109200][ C1] __ipv6_ifa_notify+0x6b4/0xad0 [ 36.109322][ C1] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 36.109521][ C1] addrconf_notify+0x339/0xf30 [ 36.109644][ C1] notifier_call_chain+0xb0/0x320 [ 36.109763][ C1] __netdev_upper_dev_link+0x3a5/0x590 [ 36.109970][ C1] netdev_master_upper_dev_link+0x86/0xb0 [ 36.110114][ C1] vrf_add_slave+0xdd/0x210 [vrf] [ 36.110236][ C1] do_set_master+0x357/0x580 [ 36.110417][ C1] do_setlink.isra.0+0xa31/0x2750 [ 36.110537][ C1] rtnl_newlink+0x8d1/0xef0 [ 36.110656][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.110834][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 36.110955][ C1] netlink_unicast+0x486/0x750 [ 36.111078][ C1] netlink_sendmsg+0x735/0xc60 [ 36.111203][ C1] ____sys_sendmsg+0x419/0x850 [ 36.111323][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 36.111442][ C1] __sys_sendmsg+0x145/0x1f0 [ 36.111562][ C1] do_syscall_64+0x117/0x590 [ 36.111740][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.111891][ C1] INITIAL USE at: [ 36.111962][ C1] __lock_acquire+0x378/0xc10 [ 36.112142][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.112262][ C1] _raw_spin_lock+0x33/0x40 [ 36.112381][ C1] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 36.112583][ C1] __ipv6_dev_ac_inc+0x57e/0x930 [ 36.112705][ C1] addrconf_join_anycast+0x1bc/0x260 [ 36.112829][ C1] __ipv6_ifa_notify+0x75b/0xad0 [ 36.113008][ C1] addrconf_dad_completed+0x14b/0xe10 [ 36.113128][ C1] addrconf_dad_begin+0x2e1/0x540 [ 36.113247][ C1] addrconf_dad_work+0x170/0x930 [ 36.113433][ C1] process_one_work+0xdf8/0x1410 [ 36.113557][ C1] worker_thread+0x4f1/0xd60 [ 36.113676][ C1] kthread+0x367/0x460 [ 36.113796][ C1] ret_from_fork+0x474/0x6b0 [ 36.113983][ C1] ret_from_fork_asm+0x11/0x20 [ 36.114106][ C1] } [ 36.114156][ C1] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 36.114359][ C1] ... acquired at: [ 36.114432][ C1] __lock_acquire+0x508/0xc10 [ 36.114530][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.114624][ C1] _raw_spin_lock+0x33/0x40 [ 36.114782][ C1] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 36.114904][ C1] __ipv6_dev_ac_inc+0x57e/0x930 [ 36.114999][ C1] addrconf_join_anycast+0x1bc/0x260 [ 36.115092][ C1] __ipv6_ifa_notify+0x75b/0xad0 [ 36.115247][ C1] addrconf_dad_completed+0x14b/0xe10 [ 36.115342][ C1] addrconf_dad_begin+0x2e1/0x540 [ 36.115442][ C1] addrconf_dad_work+0x170/0x930 [ 36.115541][ C1] process_one_work+0xdf8/0x1410 [ 36.115696][ C1] worker_thread+0x4f1/0xd60 [ 36.115791][ C1] kthread+0x367/0x460 [ 36.115871][ C1] ret_from_fork+0x474/0x6b0 [ 36.115965][ C1] ret_from_fork_asm+0x11/0x20 [ 36.116118][ C1] [ 36.116169][ C1] -> (&ndev->lock){++.-}-{3:3} { [ 36.116269][ C1] HARDIRQ-ON-W at: [ 36.116342][ C1] __lock_acquire+0x378/0xc10 [ 36.116466][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.116645][ C1] _raw_write_lock_bh+0x38/0x50 [ 36.116765][ C1] addrconf_permanent_addr+0x108/0x9c0 [ 36.116898][ C1] addrconf_notify+0x151/0xf30 [ 36.117077][ C1] notifier_call_chain+0xb0/0x320 [ 36.117200][ C1] __dev_notify_flags+0xde/0x280 [ 36.117320][ C1] netif_change_flags+0xfe/0x190 [ 36.117498][ C1] do_setlink.isra.0+0x1cc3/0x2750 [ 36.117622][ C1] rtnl_newlink+0x8d1/0xef0 [ 36.117751][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.117934][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 36.118057][ C1] netlink_unicast+0x486/0x750 [ 36.118178][ C1] netlink_sendmsg+0x735/0xc60 [ 36.118298][ C1] ____sys_sendmsg+0x419/0x850 [ 36.118476][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 36.118599][ C1] __sys_sendmsg+0x145/0x1f0 [ 36.118719][ C1] do_syscall_64+0x117/0x590 [ 36.118907][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.119060][ C1] HARDIRQ-ON-R at: [ 36.119138][ C1] __lock_acquire+0x378/0xc10 [ 36.119258][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.119378][ C1] _raw_read_lock_bh+0x44/0x80 [ 36.119500][ C1] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 36.119707][ C1] inet6_fill_link_af+0x5c/0xe0 [ 36.119831][ C1] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 36.119979][ C1] rtnl_getlink+0x9c9/0xeb0 [ 36.120166][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.120288][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 36.120415][ C1] netlink_unicast+0x486/0x750 [ 36.120597][ C1] netlink_sendmsg+0x735/0xc60 [ 36.120718][ C1] ____sys_sendmsg+0x419/0x850 [ 36.120845][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 36.120964][ C1] __sys_sendmsg+0x145/0x1f0 [ 36.121144][ C1] do_syscall_64+0x117/0x590 [ 36.121265][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.121409][ C1] IN-SOFTIRQ-R at: [ 36.121540][ C1] __lock_acquire+0x378/0xc10 [ 36.121661][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.121781][ C1] _raw_read_lock_bh+0x44/0x80 [ 36.121964][ C1] ipv6_get_lladdr+0xa8/0x3f0 [ 36.122086][ C1] ndisc_send_ns+0xf3/0x120 [ 36.122208][ C1] ndisc_solicit+0x314/0x480 [ 36.122388][ C1] neigh_probe+0xb3/0x100 [ 36.122511][ C1] __neigh_event_send+0x802/0x1070 [ 36.122636][ C1] neigh_resolve_output+0xbe/0x140 [ 36.122757][ C1] ip6_finish_output2+0x423/0x1300 [ 36.122942][ C1] ip6_finish_output+0x646/0xda0 [ 36.123061][ C1] ip6_output+0x23f/0x7f0 [ 36.123190][ C1] ip6_forward+0x10f4/0x2bd0 [ 36.123373][ C1] ipv6_rcv+0x3c1/0x5a0 [ 36.123493][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 36.123643][ C1] process_backlog+0x2bc/0x1490 [ 36.123823][ C1] __napi_poll+0xa7/0x3b0 [ 36.123944][ C1] net_rx_action+0x513/0xf50 [ 36.124068][ C1] handle_softirqs+0x1d8/0x940 [ 36.124248][ C1] do_softirq+0xa9/0xe0 [ 36.124372][ C1] __local_bh_enable_ip+0x113/0x140 [ 36.124494][ C1] __neigh_event_send+0x30a/0x1070 [ 36.124677][ C1] neigh_resolve_output+0xbe/0x140 [ 36.124798][ C1] ip6_finish_output2+0x423/0x1300 [ 36.124922][ C1] ip6_finish_output+0x646/0xda0 [ 36.125104][ C1] ip6_output+0x23f/0x7f0 [ 36.125231][ C1] ip6_send_skb+0xee/0x350 [ 36.125351][ C1] rawv6_push_pending_frames+0x4cb/0xa90 [ 36.125558][ C1] rawv6_sendmsg+0x1434/0x1a50 [ 36.125686][ C1] __sys_sendto+0x2c9/0x400 [ 36.125806][ C1] __x64_sys_sendto+0xe4/0x1f0 [ 36.125935][ C1] do_syscall_64+0x117/0x590 [ 36.126116][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.126260][ C1] INITIAL USE at: [ 36.126331][ C1] __lock_acquire+0x378/0xc10 [ 36.126510][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.126635][ C1] _raw_write_lock_bh+0x38/0x50 [ 36.126758][ C1] addrconf_permanent_addr+0x108/0x9c0 [ 36.126943][ C1] addrconf_notify+0x151/0xf30 [ 36.127061][ C1] notifier_call_chain+0xb0/0x320 [ 36.127180][ C1] __dev_notify_flags+0xde/0x280 [ 36.127364][ C1] netif_change_flags+0xfe/0x190 [ 36.127484][ C1] do_setlink.isra.0+0x1cc3/0x2750 [ 36.127612][ C1] rtnl_newlink+0x8d1/0xef0 [ 36.127735][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.127919][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 36.128042][ C1] netlink_unicast+0x486/0x750 [ 36.128166][ C1] netlink_sendmsg+0x735/0xc60 [ 36.128350][ C1] ____sys_sendmsg+0x419/0x850 [ 36.128470][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 36.128592][ C1] __sys_sendmsg+0x145/0x1f0 [ 36.128770][ C1] do_syscall_64+0x117/0x590 [ 36.128899][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.129045][ C1] INITIAL READ USE at: [ 36.129176][ C1] __lock_acquire+0x378/0xc10 [ 36.129300][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.129424][ C1] _raw_read_lock_bh+0x44/0x80 [ 36.129544][ C1] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 36.129748][ C1] inet6_fill_link_af+0x5c/0xe0 [ 36.129873][ C1] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 36.130082][ C1] rtnl_getlink+0x9c9/0xeb0 [ 36.130203][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 36.130329][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 36.130449][ C1] netlink_unicast+0x486/0x750 [ 36.130632][ C1] netlink_sendmsg+0x735/0xc60 [ 36.130753][ C1] ____sys_sendmsg+0x419/0x850 [ 36.130879][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 36.131060][ C1] __sys_sendmsg+0x145/0x1f0 [ 36.131180][ C1] do_syscall_64+0x117/0x590 [ 36.131299][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.131503][ C1] } [ 36.131553][ C1] ... key at: [] __key.37+0x0/0x40 [ 36.131700][ C1] ... acquired at: [ 36.131773][ C1] mark_lock+0x1d7/0xa00 [ 36.131929][ C1] mark_usage+0x42/0x170 [ 36.132025][ C1] __lock_acquire+0x378/0xc10 [ 36.132120][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.132216][ C1] _raw_read_lock_bh+0x44/0x80 [ 36.132375][ C1] ipv6_get_lladdr+0xa8/0x3f0 [ 36.132470][ C1] ndisc_send_ns+0xf3/0x120 [ 36.132570][ C1] ndisc_solicit+0x314/0x480 [ 36.132663][ C1] neigh_probe+0xb3/0x100 [ 36.132818][ C1] __neigh_event_send+0x802/0x1070 [ 36.132921][ C1] neigh_resolve_output+0xbe/0x140 [ 36.133018][ C1] ip6_finish_output2+0x423/0x1300 [ 36.133116][ C1] ip6_finish_output+0x646/0xda0 [ 36.133271][ C1] ip6_output+0x23f/0x7f0 [ 36.133366][ C1] ip6_forward+0x10f4/0x2bd0 [ 36.133459][ C1] ipv6_rcv+0x3c1/0x5a0 [ 36.133531][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 36.133710][ C1] process_backlog+0x2bc/0x1490 [ 36.133804][ C1] __napi_poll+0xa7/0x3b0 [ 36.133900][ C1] net_rx_action+0x513/0xf50 [ 36.133997][ C1] handle_softirqs+0x1d8/0x940 [ 36.134150][ C1] do_softirq+0xa9/0xe0 [ 36.134222][ C1] __local_bh_enable_ip+0x113/0x140 [ 36.134321][ C1] __neigh_event_send+0x30a/0x1070 [ 36.134416][ C1] neigh_resolve_output+0xbe/0x140 [ 36.134570][ C1] ip6_finish_output2+0x423/0x1300 [ 36.134665][ C1] ip6_finish_output+0x646/0xda0 [ 36.134767][ C1] ip6_output+0x23f/0x7f0 [ 36.134866][ C1] ip6_send_skb+0xee/0x350 [ 36.135018][ C1] rawv6_push_pending_frames+0x4cb/0xa90 [ 36.135139][ C1] rawv6_sendmsg+0x1434/0x1a50 [ 36.135240][ C1] __sys_sendto+0x2c9/0x400 [ 36.135337][ C1] __x64_sys_sendto+0xe4/0x1f0 [ 36.135491][ C1] do_syscall_64+0x117/0x590 [ 36.135591][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.135715][ C1] [ 36.135763][ C1] [ 36.135763][ C1] stack backtrace: [ 36.135945][ C1] CPU: 1 UID: 0 PID: 586 Comm: ping6 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 36.135949][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 36.135951][ C1] Call Trace: [ 36.135952][ C1] [ 36.135954][ C1] dump_stack_lvl+0x6f/0xa0 [ 36.135959][ C1] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 36.135962][ C1] mark_lock_irq+0x989/0x9c0 [ 36.135965][ C1] mark_lock+0x1d7/0xa00 [ 36.135967][ C1] mark_usage+0x42/0x170 [ 36.135968][ C1] __lock_acquire+0x378/0xc10 [ 36.135969][ C1] ? __lock_acquire+0x508/0xc10 [ 36.135971][ C1] lock_acquire.part.0+0xbc/0x260 [ 36.135973][ C1] ? ipv6_get_lladdr+0xa8/0x3f0 [ 36.135975][ C1] ? rcu_is_watching+0x15/0xd0 [ 36.135978][ C1] ? lock_acquire+0x134/0x160 [ 36.135980][ C1] _raw_read_lock_bh+0x44/0x80 [ 36.135982][ C1] ? ipv6_get_lladdr+0xa8/0x3f0 [ 36.135984][ C1] ipv6_get_lladdr+0xa8/0x3f0 [ 36.135986][ C1] ndisc_send_ns+0xf3/0x120 [ 36.135987][ C1] ? __ipv6_chk_addr_and_flags+0x251/0x5f0 [ 36.135989][ C1] ? ndisc_parse_options+0x30/0x30 [ 36.135990][ C1] ? __ipv6_chk_addr_and_flags+0x25b/0x5f0 [ 36.135993][ C1] ndisc_solicit+0x314/0x480 [ 36.135995][ C1] ? ndisc_send_ns+0x120/0x120 [ 36.135996][ C1] ? neigh_probe+0x62/0x100 [ 36.135998][ C1] neigh_probe+0xb3/0x100 [ 36.136000][ C1] __neigh_event_send+0x802/0x1070 [ 36.136002][ C1] ? warn_bogus_irq_restore+0x1/0x20 [ 36.136005][ C1] neigh_resolve_output+0xbe/0x140 [ 36.136007][ C1] ip6_finish_output2+0x423/0x1300 [ 36.136010][ C1] ? ip6_xmit+0x2000/0x2000 [ 36.136011][ C1] ? lock_acquire.part.0+0xbc/0x260 [ 36.136012][ C1] ? find_held_lock+0x2b/0x80 [ 36.136015][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 36.136017][ C1] ? ip6_mtu+0x15d/0x310 [ 36.136020][ C1] ip6_finish_output+0x646/0xda0 [ 36.136022][ C1] ip6_output+0x23f/0x7f0 [ 36.136023][ C1] ? ip6_finish_output+0xda0/0xda0 [ 36.136025][ C1] ? lock_acquire.part.0+0xbc/0x260 [ 36.136026][ C1] ? find_held_lock+0x2b/0x80 [ 36.136028][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 36.136030][ C1] ip6_forward+0x10f4/0x2bd0 [ 36.136032][ C1] ? ip6_route_input+0x657/0xbb0 [ 36.136035][ C1] ? ip6_autoflowlabel+0x120/0x120 [ 36.136038][ C1] ? ip6_rcv_core+0xe22/0x1be0 [ 36.136040][ C1] ? ipv6_rcv+0x3c1/0x5a0 [ 36.136041][ C1] ipv6_rcv+0x3c1/0x5a0 [ 36.136043][ C1] ? ip6_rcv_core+0x1be0/0x1be0 [ 36.136045][ C1] ? mark_usage+0x61/0x170 [ 36.136047][ C1] ? __lock_acquire+0x508/0xc10 [ 36.136048][ C1] ? process_backlog+0x561/0x1490 [ 36.136049][ C1] __netif_receive_skb_one_core+0xfc/0x180 [ 36.136051][ C1] ? lock_acquire.part.0+0xbc/0x260 [ 36.136052][ C1] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 36.136055][ C1] ? rcu_is_watching+0x15/0xd0 [ 36.136057][ C1] process_backlog+0x2bc/0x1490 [ 36.136059][ C1] __napi_poll+0xa7/0x3b0 [ 36.136061][ C1] net_rx_action+0x513/0xf50 [ 36.136063][ C1] ? __napi_poll+0x3b0/0x3b0 [ 36.136065][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 36.136066][ C1] ? __rwlock_init+0x150/0x150 [ 36.136068][ C1] ? __run_timers+0xab0/0xab0 [ 36.136071][ C1] ? rcu_is_watching+0x15/0xd0 [ 36.136073][ C1] ? mark_held_locks+0x40/0x70 [ 36.136074][ C1] handle_softirqs+0x1d8/0x940 [ 36.136076][ C1] ? _local_bh_enable+0xd0/0xd0 [ 36.136078][ C1] ? _local_bh_enable+0xd0/0xd0 [ 36.136080][ C1] do_softirq+0xa9/0xe0 [ 36.136081][ C1] [ 36.136082][ C1] [ 36.136083][ C1] __local_bh_enable_ip+0x113/0x140 [ 36.136084][ C1] __neigh_event_send+0x30a/0x1070 [ 36.136086][ C1] ? warn_bogus_irq_restore+0x1/0x20 [ 36.136089][ C1] neigh_resolve_output+0xbe/0x140 [ 36.136091][ C1] ip6_finish_output2+0x423/0x1300 [ 36.136093][ C1] ? ip6_xmit+0x2000/0x2000 [ 36.136094][ C1] ? lock_acquire.part.0+0xbc/0x260 [ 36.136096][ C1] ? find_held_lock+0x2b/0x80 [ 36.136098][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 36.136099][ C1] ? ip6_mtu+0x15d/0x310 [ 36.136101][ C1] ip6_finish_output+0x646/0xda0 [ 36.136103][ C1] ip6_output+0x23f/0x7f0 [ 36.136105][ C1] ? ip6_finish_output+0xda0/0xda0 [ 36.136107][ C1] ? l3mdev_l3_out.constprop.0+0xe5/0x340 [ 36.136111][ C1] ip6_send_skb+0xee/0x350 [ 36.136113][ C1] rawv6_push_pending_frames+0x4cb/0xa90 [ 36.136115][ C1] ? ip6_flush_pending_frames+0x20/0x20 [ 36.136116][ C1] ? rawv6_setsockopt+0x560/0x560 [ 36.136118][ C1] ? raw6_destroy+0x30/0x30 [ 36.136120][ C1] rawv6_sendmsg+0x1434/0x1a50 [ 36.136123][ C1] ? rawv6_send_hdrinc+0x15b0/0x15b0 [ 36.136124][ C1] ? folio_mark_accessed+0x9c0/0x9c0 [ 36.136128][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 36.136131][ C1] ? lock_acquire.part.0+0xbc/0x260 [ 36.136133][ C1] ? __might_fault+0x97/0x140 [ 36.136136][ C1] ? __sys_sendto+0x2c9/0x400 [ 36.136138][ C1] __sys_sendto+0x2c9/0x400 [ 36.136140][ C1] ? __ia32_sys_getpeername+0xd0/0xd0 [ 36.136142][ C1] ? __pmd_alloc+0x840/0x840 [ 36.136146][ C1] ? exc_page_fault+0x87/0x100 [ 36.136149][ C1] __x64_sys_sendto+0xe4/0x1f0 [ 36.136150][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 36.136154][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 36.136155][ C1] ? do_syscall_64+0x82/0x590 [ 36.136156][ C1] do_syscall_64+0x117/0x590 [ 36.136158][ C1] ? trace_hardirqs_off+0xd/0x30 [ 36.136159][ C1] ? exc_page_fault+0xee/0x100 [ 36.136161][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 36.136163][ C1] RIP: 0033:0x7fb935f2508e [ 36.136166][ C1] 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 [ 36.136168][ C1] RSP: 002b:00007ffeb29e8bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 36.136171][ C1] RAX: ffffffffffffffda RBX: 000056024c01f0a0 RCX: 00007fb935f2508e [ 36.136172][ C1] RDX: 0000000000000040 RSI: 000056024c01f0a4 RDI: 0000000000000005 [ 36.136173][ C1] RBP: 00007ffeb29e8bc0 R08: 000056024c0312b4 R09: 000000000000001c [ 36.136174][ C1] R10: 0000000000000000 R11: 0000000000000202 R12: 000056024c01f0a4 [ 36.136175][ C1] R13: 0000000000000040 R14: 00007ffeb29e9eb0 R15: 000056024c01f0a0 [ 36.136177][ C1]