[ 10.313556][ T265] 8021q: 802.1Q VLAN Support v1.8 [ 10.428620][ T270] gre: GRE over IPv4 demultiplexer driver [ 10.463489][ T270] ip6_gre: GRE over IPv6 tunneling driver [ 16.888300][ T355] GACT probability NOT on [ 16.992103][ C3] [ 16.992184][ C3] ======================================================== [ 16.992335][ C3] WARNING: possible irq lock inversion dependency detected [ 16.992479][ C3] 7.1.0-rc5-virtme #1 Not tainted [ 16.992581][ C3] -------------------------------------------------------- [ 16.992722][ C3] mausezahn/360 just changed the state of lock: [ 16.992846][ C3] ff1100001644a578 (&ndev->lock){++.-}-{3:3}, at: ipv6_get_lladdr+0xa8/0x3f0 [ 16.993021][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 16.993163][ C3] (acaddr_hash_lock){+.+.}-{3:3} [ 16.993166][ C3] [ 16.993166][ C3] [ 16.993166][ C3] and interrupts could create inverse lock ordering between them. [ 16.993166][ C3] [ 16.993516][ C3] [ 16.993516][ C3] other info that might help us debug this: [ 16.993657][ C3] Possible interrupt unsafe locking scenario: [ 16.993657][ C3] [ 16.993802][ C3] CPU0 CPU1 [ 16.993903][ C3] ---- ---- [ 16.993999][ C3] lock(acaddr_hash_lock); [ 16.994100][ C3] local_irq_disable(); [ 16.994220][ C3] lock(&ndev->lock); [ 16.994341][ C3] lock(acaddr_hash_lock); [ 16.994461][ C3] [ 16.994533][ C3] lock(&ndev->lock); [ 16.994607][ C3] [ 16.994607][ C3] *** DEADLOCK *** [ 16.994607][ C3] [ 16.994745][ C3] 6 locks held by mausezahn/360: [ 16.994845][ C3] #0: ffffffff86977d20 (rcu_read_lock){....}-{1:3}, at: process_backlog+0x561/0x1490 [ 16.995015][ C3] #1: ffffffff86977d20 (rcu_read_lock){....}-{1:3}, at: ip_output+0xa9/0x660 [ 16.995182][ C3] #2: ffffffff86977d20 (rcu_read_lock){....}-{1:3}, at: ip_finish_output2+0x25c/0x1bc0 [ 16.995350][ C3] #3: ffffffff86977cc0 (rcu_read_lock_bh){....}-{1:3}, at: __dev_queue_xmit+0x1fe/0x1b60 [ 16.995519][ C3] #4: ffffffff86977d20 (rcu_read_lock){....}-{1:3}, at: ip6_output+0x11d/0x7f0 [ 16.995688][ C3] #5: ffffffff86977d20 (rcu_read_lock){....}-{1:3}, at: ipv6_get_lladdr+0x36/0x3f0 [ 16.995859][ C3] [ 16.995859][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 16.996023][ C3] -> (acaddr_hash_lock){+.+.}-{3:3} { [ 16.996122][ C3] HARDIRQ-ON-W at: [ 16.996198][ C3] __lock_acquire+0x378/0xc10 [ 16.996321][ C3] lock_acquire.part.0+0xbc/0x260 [ 16.996441][ C3] _raw_spin_lock+0x33/0x40 [ 16.996570][ C3] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 16.996714][ C3] __ipv6_dev_ac_inc+0x57e/0x930 [ 16.996845][ C3] addrconf_join_anycast+0x1bc/0x260 [ 16.996965][ C3] __ipv6_ifa_notify+0x75b/0xad0 [ 16.997085][ C3] addrconf_dad_completed+0x14b/0xe10 [ 16.997228][ C3] addrconf_dad_begin+0x2e1/0x540 [ 16.997348][ C3] addrconf_dad_work+0x170/0x930 [ 16.997468][ C3] process_one_work+0xdf8/0x1410 [ 16.997592][ C3] worker_thread+0x4f1/0xd60 [ 16.997714][ C3] kthread+0x367/0x460 [ 16.997836][ C3] ret_from_fork+0x474/0x6b0 [ 16.997958][ C3] ret_from_fork_asm+0x11/0x20 [ 16.998078][ C3] SOFTIRQ-ON-W at: [ 16.998156][ C3] __lock_acquire+0x378/0xc10 [ 16.998276][ C3] lock_acquire.part.0+0xbc/0x260 [ 16.998395][ C3] _raw_spin_lock+0x33/0x40 [ 16.998522][ C3] __ipv6_dev_ac_dec+0x236/0x5d0 [ 16.998646][ C3] addrconf_leave_anycast+0x1bc/0x260 [ 16.998790][ C3] __ipv6_ifa_notify+0x6b4/0xad0 [ 16.998912][ C3] addrconf_ifdown.isra.0+0xa70/0x15f0 [ 16.999055][ C3] addrconf_notify+0x339/0xf30 [ 16.999176][ C3] notifier_call_chain+0xb0/0x320 [ 16.999296][ C3] __netdev_upper_dev_link+0x3a5/0x590 [ 16.999442][ C3] netdev_master_upper_dev_link+0x86/0xb0 [ 16.999593][ C3] vrf_add_slave+0xdd/0x210 [vrf] [ 16.999715][ C3] do_set_master+0x357/0x580 [ 16.999835][ C3] do_setlink.isra.0+0xa31/0x2750 [ 16.999955][ C3] rtnl_newlink+0x8d1/0xef0 [ 17.000074][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.000196][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 17.000317][ C3] netlink_unicast+0x486/0x750 [ 17.000437][ C3] netlink_sendmsg+0x735/0xc60 [ 17.000562][ C3] ____sys_sendmsg+0x419/0x850 [ 17.000687][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 17.000809][ C3] __sys_sendmsg+0x145/0x1f0 [ 17.000934][ C3] do_syscall_64+0x117/0x590 [ 17.001055][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.001199][ C3] INITIAL USE at: [ 17.001271][ C3] __lock_acquire+0x378/0xc10 [ 17.001391][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.001514][ C3] _raw_spin_lock+0x33/0x40 [ 17.001635][ C3] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 17.001778][ C3] __ipv6_dev_ac_inc+0x57e/0x930 [ 17.001902][ C3] addrconf_join_anycast+0x1bc/0x260 [ 17.002022][ C3] __ipv6_ifa_notify+0x75b/0xad0 [ 17.002143][ C3] addrconf_dad_completed+0x14b/0xe10 [ 17.002264][ C3] addrconf_dad_begin+0x2e1/0x540 [ 17.002385][ C3] addrconf_dad_work+0x170/0x930 [ 17.002507][ C3] process_one_work+0xdf8/0x1410 [ 17.002628][ C3] worker_thread+0x4f1/0xd60 [ 17.002750][ C3] kthread+0x367/0x460 [ 17.002873][ C3] ret_from_fork+0x474/0x6b0 [ 17.002995][ C3] ret_from_fork_asm+0x11/0x20 [ 17.003124][ C3] } [ 17.003175][ C3] ... key at: [] acaddr_hash_lock+0x18/0x45a0 [ 17.003320][ C3] ... acquired at: [ 17.003393][ C3] __lock_acquire+0x508/0xc10 [ 17.003491][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.003587][ C3] _raw_spin_lock+0x33/0x40 [ 17.003685][ C3] ipv6_add_acaddr_hash.isra.0+0x16d/0x350 [ 17.003804][ C3] __ipv6_dev_ac_inc+0x57e/0x930 [ 17.003903][ C3] addrconf_join_anycast+0x1bc/0x260 [ 17.003998][ C3] __ipv6_ifa_notify+0x75b/0xad0 [ 17.004095][ C3] addrconf_dad_completed+0x14b/0xe10 [ 17.004191][ C3] addrconf_dad_begin+0x2e1/0x540 [ 17.004287][ C3] addrconf_dad_work+0x170/0x930 [ 17.004382][ C3] process_one_work+0xdf8/0x1410 [ 17.004481][ C3] worker_thread+0x4f1/0xd60 [ 17.004579][ C3] kthread+0x367/0x460 [ 17.004661][ C3] ret_from_fork+0x474/0x6b0 [ 17.004759][ C3] ret_from_fork_asm+0x11/0x20 [ 17.004860][ C3] [ 17.004913][ C3] -> (&ndev->lock){++.-}-{3:3} { [ 17.005012][ C3] HARDIRQ-ON-W at: [ 17.005086][ C3] __lock_acquire+0x378/0xc10 [ 17.005207][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.005327][ C3] _raw_write_lock_bh+0x38/0x50 [ 17.005450][ C3] addrconf_permanent_addr+0x108/0x9c0 [ 17.005571][ C3] addrconf_notify+0x151/0xf30 [ 17.005692][ C3] notifier_call_chain+0xb0/0x320 [ 17.005811][ C3] __dev_notify_flags+0xde/0x280 [ 17.005936][ C3] netif_change_flags+0xfe/0x190 [ 17.006056][ C3] do_setlink.isra.0+0x1cc3/0x2750 [ 17.006177][ C3] rtnl_newlink+0x8d1/0xef0 [ 17.006297][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.006417][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 17.006543][ C3] netlink_unicast+0x486/0x750 [ 17.006664][ C3] netlink_sendmsg+0x735/0xc60 [ 17.006784][ C3] ____sys_sendmsg+0x419/0x850 [ 17.006906][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 17.007026][ C3] __sys_sendmsg+0x145/0x1f0 [ 17.007146][ C3] do_syscall_64+0x117/0x590 [ 17.007266][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.007410][ C3] HARDIRQ-ON-R at: [ 17.007483][ C3] __lock_acquire+0x378/0xc10 [ 17.007602][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.007723][ C3] _raw_read_lock_bh+0x44/0x80 [ 17.007847][ C3] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 17.007990][ C3] inet6_fill_link_af+0x5c/0xe0 [ 17.008110][ C3] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 17.008254][ C3] rtnl_getlink+0x9c9/0xeb0 [ 17.008373][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.008494][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 17.008614][ C3] netlink_unicast+0x486/0x750 [ 17.008734][ C3] netlink_sendmsg+0x735/0xc60 [ 17.008857][ C3] ____sys_sendmsg+0x419/0x850 [ 17.008978][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 17.009099][ C3] __sys_sendmsg+0x145/0x1f0 [ 17.009219][ C3] do_syscall_64+0x117/0x590 [ 17.009338][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.009481][ C3] IN-SOFTIRQ-R at: [ 17.009555][ C3] __lock_acquire+0x378/0xc10 [ 17.009678][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.009798][ C3] _raw_read_lock_bh+0x44/0x80 [ 17.009920][ C3] ipv6_get_lladdr+0xa8/0x3f0 [ 17.010047][ C3] ndisc_send_ns+0xf3/0x120 [ 17.010174][ C3] ndisc_solicit+0x314/0x480 [ 17.010295][ C3] neigh_probe+0xb3/0x100 [ 17.010419][ C3] __neigh_event_send+0x802/0x1070 [ 17.010540][ C3] neigh_resolve_output+0xbe/0x140 [ 17.010662][ C3] ip6_finish_output2+0x423/0x1300 [ 17.010782][ C3] ip6_finish_output+0x646/0xda0 [ 17.010905][ C3] ip6_output+0x23f/0x7f0 [ 17.011027][ C3] ip6_tnl_xmit+0x1713/0x31b0 [ip6_tunnel] [ 17.011172][ C3] __gre6_xmit+0x9b6/0x1910 [ip6_gre] [ 17.011294][ C3] ip6gre_tunnel_xmit+0x8f2/0xd40 [ip6_gre] [ 17.011439][ C3] dev_hard_start_xmit+0xf8/0x690 [ 17.011561][ C3] __dev_queue_xmit+0xbf4/0x1b60 [ 17.011684][ C3] ip_finish_output2+0x5b9/0x1bc0 [ 17.011805][ C3] ip_output+0x1ca/0x660 [ 17.011928][ C3] ip_rcv+0xdc/0x3d0 [ 17.012025][ C3] __netif_receive_skb_one_core+0xfc/0x180 [ 17.012166][ C3] process_backlog+0x2bc/0x1490 [ 17.012284][ C3] __napi_poll+0xa7/0x3b0 [ 17.012403][ C3] net_rx_action+0x513/0xf50 [ 17.012522][ C3] handle_softirqs+0x1d8/0x940 [ 17.012644][ C3] do_softirq+0xa9/0xe0 [ 17.012763][ C3] __local_bh_enable_ip+0x113/0x140 [ 17.012885][ C3] __dev_queue_xmit+0x95b/0x1b60 [ 17.013004][ C3] packet_snd+0xfad/0x1990 [ 17.013127][ C3] __sys_sendto+0x2c9/0x400 [ 17.013247][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.013367][ C3] do_syscall_64+0x117/0x590 [ 17.013486][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.013637][ C3] INITIAL USE at: [ 17.013710][ C3] __lock_acquire+0x378/0xc10 [ 17.013835][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.013955][ C3] _raw_write_lock_bh+0x38/0x50 [ 17.014078][ C3] addrconf_permanent_addr+0x108/0x9c0 [ 17.014198][ C3] addrconf_notify+0x151/0xf30 [ 17.014320][ C3] notifier_call_chain+0xb0/0x320 [ 17.014442][ C3] __dev_notify_flags+0xde/0x280 [ 17.014568][ C3] netif_change_flags+0xfe/0x190 [ 17.014689][ C3] do_setlink.isra.0+0x1cc3/0x2750 [ 17.014808][ C3] rtnl_newlink+0x8d1/0xef0 [ 17.014930][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.015053][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 17.015174][ C3] netlink_unicast+0x486/0x750 [ 17.015293][ C3] netlink_sendmsg+0x735/0xc60 [ 17.015411][ C3] ____sys_sendmsg+0x419/0x850 [ 17.015530][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 17.015648][ C3] __sys_sendmsg+0x145/0x1f0 [ 17.015765][ C3] do_syscall_64+0x117/0x590 [ 17.015890][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.016033][ C3] INITIAL READ USE at: [ 17.016105][ C3] __lock_acquire+0x378/0xc10 [ 17.016227][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.016349][ C3] _raw_read_lock_bh+0x44/0x80 [ 17.016472][ C3] inet6_fill_ifla6_attrs+0x1aee/0x21e0 [ 17.016614][ C3] inet6_fill_link_af+0x5c/0xe0 [ 17.016734][ C3] rtnl_fill_ifinfo.isra.0+0x1a45/0x2c20 [ 17.016880][ C3] rtnl_getlink+0x9c9/0xeb0 [ 17.016999][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 17.017119][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 17.017238][ C3] netlink_unicast+0x486/0x750 [ 17.017358][ C3] netlink_sendmsg+0x735/0xc60 [ 17.017478][ C3] ____sys_sendmsg+0x419/0x850 [ 17.017597][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 17.017718][ C3] __sys_sendmsg+0x145/0x1f0 [ 17.017836][ C3] do_syscall_64+0x117/0x590 [ 17.017955][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.018100][ C3] } [ 17.018153][ C3] ... key at: [] __key.37+0x0/0x40 [ 17.018298][ C3] ... acquired at: [ 17.018371][ C3] mark_lock+0x1d7/0xa00 [ 17.018467][ C3] mark_usage+0x42/0x170 [ 17.018564][ C3] __lock_acquire+0x378/0xc10 [ 17.018658][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.018757][ C3] _raw_read_lock_bh+0x44/0x80 [ 17.018857][ C3] ipv6_get_lladdr+0xa8/0x3f0 [ 17.018953][ C3] ndisc_send_ns+0xf3/0x120 [ 17.019048][ C3] ndisc_solicit+0x314/0x480 [ 17.019146][ C3] neigh_probe+0xb3/0x100 [ 17.019241][ C3] __neigh_event_send+0x802/0x1070 [ 17.019339][ C3] neigh_resolve_output+0xbe/0x140 [ 17.019436][ C3] ip6_finish_output2+0x423/0x1300 [ 17.019533][ C3] ip6_finish_output+0x646/0xda0 [ 17.019628][ C3] ip6_output+0x23f/0x7f0 [ 17.019723][ C3] ip6_tnl_xmit+0x1713/0x31b0 [ip6_tunnel] [ 17.019848][ C3] __gre6_xmit+0x9b6/0x1910 [ip6_gre] [ 17.019945][ C3] ip6gre_tunnel_xmit+0x8f2/0xd40 [ip6_gre] [ 17.020064][ C3] dev_hard_start_xmit+0xf8/0x690 [ 17.020165][ C3] __dev_queue_xmit+0xbf4/0x1b60 [ 17.020262][ C3] ip_finish_output2+0x5b9/0x1bc0 [ 17.020357][ C3] ip_output+0x1ca/0x660 [ 17.020454][ C3] ip_rcv+0xdc/0x3d0 [ 17.020527][ C3] __netif_receive_skb_one_core+0xfc/0x180 [ 17.020647][ C3] process_backlog+0x2bc/0x1490 [ 17.020747][ C3] __napi_poll+0xa7/0x3b0 [ 17.020848][ C3] net_rx_action+0x513/0xf50 [ 17.020943][ C3] handle_softirqs+0x1d8/0x940 [ 17.021043][ C3] do_softirq+0xa9/0xe0 [ 17.021115][ C3] __local_bh_enable_ip+0x113/0x140 [ 17.021211][ C3] __dev_queue_xmit+0x95b/0x1b60 [ 17.021311][ C3] packet_snd+0xfad/0x1990 [ 17.021409][ C3] __sys_sendto+0x2c9/0x400 [ 17.021505][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.021601][ C3] do_syscall_64+0x117/0x590 [ 17.021700][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.021816][ C3] [ 17.021869][ C3] [ 17.021869][ C3] stack backtrace: [ 17.021990][ C3] CPU: 3 UID: 0 PID: 360 Comm: mausezahn Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 17.021994][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.021996][ C3] Call Trace: [ 17.021997][ C3] [ 17.021998][ C3] dump_stack_lvl+0x6f/0xa0 [ 17.022003][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 17.022006][ C3] mark_lock_irq+0x989/0x9c0 [ 17.022009][ C3] mark_lock+0x1d7/0xa00 [ 17.022011][ C3] mark_usage+0x42/0x170 [ 17.022012][ C3] __lock_acquire+0x378/0xc10 [ 17.022014][ C3] ? __lock_acquire+0x508/0xc10 [ 17.022016][ C3] lock_acquire.part.0+0xbc/0x260 [ 17.022017][ C3] ? ipv6_get_lladdr+0xa8/0x3f0 [ 17.022019][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022022][ C3] ? lock_acquire+0x134/0x160 [ 17.022024][ C3] _raw_read_lock_bh+0x44/0x80 [ 17.022025][ C3] ? ipv6_get_lladdr+0xa8/0x3f0 [ 17.022027][ C3] ipv6_get_lladdr+0xa8/0x3f0 [ 17.022029][ C3] ndisc_send_ns+0xf3/0x120 [ 17.022030][ C3] ? __ipv6_chk_addr_and_flags+0x251/0x5f0 [ 17.022033][ C3] ? ndisc_parse_options+0x30/0x30 [ 17.022034][ C3] ? __ipv6_chk_addr_and_flags+0x25b/0x5f0 [ 17.022036][ C3] ndisc_solicit+0x314/0x480 [ 17.022038][ C3] ? ndisc_send_ns+0x120/0x120 [ 17.022039][ C3] ? neigh_probe+0x62/0x100 [ 17.022042][ C3] neigh_probe+0xb3/0x100 [ 17.022043][ C3] __neigh_event_send+0x802/0x1070 [ 17.022045][ C3] ? warn_bogus_irq_restore+0x1/0x20 [ 17.022048][ C3] ? ___neigh_create+0x811/0x1070 [ 17.022050][ C3] neigh_resolve_output+0xbe/0x140 [ 17.022052][ C3] ip6_finish_output2+0x423/0x1300 [ 17.022054][ C3] ? ip6_xmit+0x2000/0x2000 [ 17.022056][ C3] ? lock_acquire.part.0+0xbc/0x260 [ 17.022057][ C3] ? find_held_lock+0x2b/0x80 [ 17.022060][ C3] ? __lock_release.isra.0+0x6b/0x1a0 [ 17.022061][ C3] ? ip6_mtu+0x15d/0x310 [ 17.022064][ C3] ip6_finish_output+0x646/0xda0 [ 17.022066][ C3] ip6_output+0x23f/0x7f0 [ 17.022067][ C3] ? ip6_finish_output+0xda0/0xda0 [ 17.022069][ C3] ? l3mdev_l3_out.constprop.0+0xe5/0x340 [ 17.022072][ C3] ip6_tnl_xmit+0x1713/0x31b0 [ip6_tunnel] [ 17.022076][ C3] ? ip_route_input+0x420/0x420 [ip6_tunnel] [ 17.022078][ C3] ? pskb_expand_head+0x4ac/0xf50 [ 17.022080][ C3] ? __lock_acquire+0x508/0xc10 [ 17.022082][ C3] ? __pskb_copy_fclone+0x1080/0x1080 [ 17.022084][ C3] __gre6_xmit+0x9b6/0x1910 [ip6_gre] [ 17.022086][ C3] ? __ipv6_chk_addr_and_flags+0x230/0x5f0 [ 17.022089][ C3] ? gre_build_header+0xa70/0xa70 [ip6_gre] [ 17.022091][ C3] ? ip6_tnl_xmit_ctl+0x21e/0x390 [ip6_tunnel] [ 17.022093][ C3] ? __asan_memcpy+0x3c/0x60 [ 17.022097][ C3] ip6gre_tunnel_xmit+0x8f2/0xd40 [ip6_gre] [ 17.022099][ C3] ? __gre6_xmit+0x1910/0x1910 [ip6_gre] [ 17.022100][ C3] ? sock_def_readable+0x156/0x490 [ 17.022102][ C3] ? find_held_lock+0x2b/0x80 [ 17.022105][ C3] ? dev_queue_xmit_nit+0x642/0x9e0 [ 17.022108][ C3] dev_hard_start_xmit+0xf8/0x690 [ 17.022110][ C3] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 17.022112][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022114][ C3] __dev_queue_xmit+0xbf4/0x1b60 [ 17.022116][ C3] ? __lock_acquire+0x508/0xc10 [ 17.022118][ C3] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 17.022120][ C3] ? find_held_lock+0x2b/0x80 [ 17.022122][ C3] ? __lock_release.isra.0+0x6b/0x1a0 [ 17.022124][ C3] ? ___neigh_create+0x811/0x1070 [ 17.022126][ C3] ? sync_exp_reset_tree_hotplug+0x3a0/0x3f0 [ 17.022128][ C3] ip_finish_output2+0x5b9/0x1bc0 [ 17.022130][ C3] ? ip_dst_mtu_maybe_forward+0x261/0x670 [ 17.022132][ C3] ? ip4_dst_hoplimit+0x320/0x320 [ 17.022134][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022137][ C3] ip_output+0x1ca/0x660 [ 17.022138][ C3] ? ip_finish_output+0x460/0x460 [ 17.022139][ C3] ? ip4_frag_init+0x720/0x720 [ 17.022141][ C3] ? ip_forward+0xfa7/0x1570 [ 17.022144][ C3] ? process_backlog+0x561/0x1490 [ 17.022145][ C3] ip_rcv+0xdc/0x3d0 [ 17.022147][ C3] ? ip_local_deliver+0x4c0/0x4c0 [ 17.022149][ C3] ? mark_usage+0x61/0x170 [ 17.022150][ C3] ? __lock_acquire+0x508/0xc10 [ 17.022151][ C3] ? init_data_structures_once.part.0+0x1a7/0x450 [ 17.022153][ C3] __netif_receive_skb_one_core+0xfc/0x180 [ 17.022154][ C3] ? lock_acquire.part.0+0xbc/0x260 [ 17.022156][ C3] ? __netif_receive_skb_list_core+0x9e0/0x9e0 [ 17.022158][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022160][ C3] process_backlog+0x2bc/0x1490 [ 17.022162][ C3] __napi_poll+0xa7/0x3b0 [ 17.022163][ C3] net_rx_action+0x513/0xf50 [ 17.022165][ C3] ? __napi_poll+0x3b0/0x3b0 [ 17.022167][ C3] ? find_held_lock+0x2b/0x80 [ 17.022170][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022172][ C3] handle_softirqs+0x1d8/0x940 [ 17.022174][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022176][ C3] ? _local_bh_enable+0xd0/0xd0 [ 17.022177][ C3] ? trace_csd_function_exit+0xb3/0x1a0 [ 17.022179][ C3] ? rcu_is_watching+0x15/0xd0 [ 17.022181][ C3] do_softirq+0xa9/0xe0 [ 17.022183][ C3] [ 17.022183][ C3] [ 17.022184][ C3] ? __dev_queue_xmit+0x946/0x1b60 [ 17.022186][ C3] __local_bh_enable_ip+0x113/0x140 [ 17.022187][ C3] __dev_queue_xmit+0x95b/0x1b60 [ 17.022189][ C3] ? _copy_from_iter+0x1bb/0x1810 [ 17.022193][ C3] ? _copy_from_iter_flushcache+0x1970/0x1970 [ 17.022195][ C3] ? net_dim+0x730/0xd70 [ 17.022197][ C3] ? netdev_core_pick_tx+0x2c0/0x2c0 [ 17.022200][ C3] ? packet_release+0xc70/0xc70 [ 17.022203][ C3] packet_snd+0xfad/0x1990 [ 17.022206][ C3] ? tpacket_snd+0x19e0/0x19e0 [ 17.022207][ C3] ? __might_fault+0x97/0x140 [ 17.022211][ C3] ? __might_fault+0x97/0x140 [ 17.022212][ C3] ? __might_fault+0x97/0x140 [ 17.022213][ C3] __sys_sendto+0x2c9/0x400 [ 17.022215][ C3] ? __ia32_sys_getpeername+0xd0/0xd0 [ 17.022218][ C3] ? sock_ioctl+0x3cb/0x5f0 [ 17.022221][ C3] ? do_user_addr_fault+0x325/0xe30 [ 17.022225][ C3] __x64_sys_sendto+0xe4/0x1f0 [ 17.022227][ C3] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 17.022229][ C3] ? lockdep_hardirqs_on+0x8c/0x130 [ 17.022231][ C3] ? do_syscall_64+0x82/0x590 [ 17.022232][ C3] do_syscall_64+0x117/0x590 [ 17.022233][ C3] ? trace_hardirqs_off+0xd/0x30 [ 17.022235][ C3] ? exc_page_fault+0xee/0x100 [ 17.022236][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 17.022238][ C3] RIP: 0033:0x7fe3e83b408e [ 17.022241][ C3] 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 [ 17.022243][ C3] RSP: 002b:00007ffcffb8c120 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 17.022245][ C3] RAX: ffffffffffffffda RBX: 000055e6019aeb22 RCX: 00007fe3e83b408e [ 17.022246][ C3] RDX: 0000000000000062 RSI: 000055e6019aeb22 RDI: 0000000000000005 [ 17.022247][ C3] RBP: 00007ffcffb8c130 R08: 00007ffcffb8c180 R09: 0000000000000014 [ 17.022248][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e6019ae830 [ 17.022249][ C3] R13: 0000000000000062 R14: 0000000000000005 R15: 000055e6019ae830 [ 17.022251][ C3]