====================================== | [ 33.911276][ T8] br1: port 2(veth1) entered forwarding state | [ 34.082702][ C3] ------------[ cut here ]------------ | [ 34.083112][ C3] UBSAN: invalid-load in ./include/linux/skbuff.h:4267:9 | [ 34.083476][ C3] load of value 107 is not a valid value for type '_Bool' [ 34.084264][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 34.084953][ C3] Workqueue: ipv6_addrconf addrconf_dad_work [ 34.085361][ C3] Call Trace: [ 34.085539][ C3] [ 34.085709][ C3] dump_stack_lvl (lib/dump_stack.c:107) [ 34.085956][ C3] __ubsan_handle_load_invalid_value (lib/ubsan.c:218 lib/ubsan.c:419) [ 34.086306][ C3] br_forward_finish.cold (./include/linux/spinlock.h:396 net/bridge/br.c:81) bridge [ 34.086706][ C3] deliver_clone (net/bridge/br_forward.c:132) bridge [ 34.087017][ C3] br_handle_frame_finish (net/bridge/br_input.c:215) bridge [ 34.087385][ C3] ? __pfx_br_handle_frame_finish (net/bridge/br_input.c:75) bridge [ 34.087766][ C3] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ DETECTED CRASH, lowering timeout 34.088010][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 34.088243][ C3] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 34.088483][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 34.088708][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5137) [ 34.088982][ C3] br_handle_frame (net/bridge/br_input.c:417) bridge [ 34.089335][ C3] ? __pfx_br_handle_frame (net/bridge/br_input.c:321) bridge [ 34.089688][ C3] __netif_receive_skb_core.constprop.0 (net/core/dev.c:5448) [ 34.090042][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 34.090275][ C3] ? __lock_acquire (kernel/locking/lockdep.c:5137) [ 34.090537][ C3] ? __pfx___netif_receive_skb_core.constprop.0 (net/core/dev.c:5341) [ 34.090912][ C3] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 34.091183][ C3] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 34.091448][ C3] __netif_receive_skb_one_core (net/core/dev.c:5553) [ 34.091750][ C3] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5547) [ 34.092091][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 34.092336][ C3] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 34.092627][ C3] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5997) [ 34.092885][ C3] __napi_poll.constprop.0 (net/core/dev.c:6625) [ 34.093223][ C3] net_rx_action (net/core/dev.c:6694 net/core/dev.c:6827) [ 34.093503][ C3] ? __pfx_net_rx_action (net/core/dev.c:6791) [ 34.093788][ C3] ? hlock_class (kernel/locking/lockdep.c:223) [ 34.094034][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 34.094299][ C3] __do_softirq (kernel/softirq.c:553) [ 34.094574][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 34.094867][ C3] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) [ 34.095102][ C3] [ 34.095260][ C3] [ 34.095438][ C3] __local_bh_enable_ip (kernel/softirq.c:381) [ 34.095707][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 34.096003][ C3] __dev_queue_xmit (net/core/dev.c:4365) [ 34.096283][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 34.096522][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 34.096796][ C3] ? eth_header (net/ethernet/eth.c:100) [ 34.097055][ C3] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 34.097394][ C3] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 34.097691][ C3] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 34.097960][ C3] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 34.098206][ C3] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243) [ 34.098451][ C3] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230) [ 34.098749][ C3] NF_HOOK.constprop.0 (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 ./include/linux/netfilter.h:238 ./include/linux/netfilter.h:312) [ 34.099041][ C3] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 34.099344][ C3] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 34.099665][ C3] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 34.100042][ C3] ndisc_send_skb (net/ipv6/ndisc.c:512 (discriminator 60)) [ 34.100325][ C3] ? __pfx_ndisc_send_skb (net/ipv6/ndisc.c:473) [ 34.100621][ C3] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 34.100884][ C3] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) [ 34.101182][ C3] ndisc_send_ns (net/ipv6/ndisc.c:653) [ 34.101440][ C3] ? mark_lock (kernel/locking/lockdep.c:4656 (discriminator 3)) [ 34.101691][ C3] ? __pfx_ndisc_send_ns (net/ipv6/ndisc.c:653) [ 34.101969][ C3] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 34.102244][ C3] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 34.102618][ C3] addrconf_dad_work (net/ipv6/addrconf.c:4282) [ 34.102896][ C3] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4180) [ 34.103194][ C3] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 34.103446][ C3] ? process_one_work (kernel/workqueue.c:2609) [ 34.103759][ C3] process_one_work (kernel/workqueue.c:2633) [ 34.104049][ C3] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 34.104305][ C3] ? __pfx_process_one_work (kernel/workqueue.c:2542) [ 34.104605][ C3] ? assign_work (kernel/workqueue.c:1101) [ 34.104852][ C3] worker_thread (kernel/workqueue.c:2700 kernel/workqueue.c:2787) [ 34.105144][ C3] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 34.105517][ C3] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 34.105805][ C3] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 34.106082][ C3] kthread (kernel/kthread.c:388) [ 34.106320][ C3] ? __pfx_kthread (kernel/kthread.c:341) [ 34.106583][ C3] ret_from_fork (arch/x86/kernel/process.c:147) [ 34.106835][ C3] ? __pfx_kthread (kernel/kthread.c:341) [ 34.107098][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:250) | [ 42.295747][ T8] br2: port 1(w1) entered forwarding state | [ 44.331794][ C1] ------------[ cut here ]------------ | [ 44.332193][ C1] UBSAN: invalid-load in ./include/linux/skbuff.h:4267:9 | [ 44.332581][ C1] load of value 107 is not a valid value for type '_Bool' [ 44.333499][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 44.334250][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 44.334606][ C1] Call Trace: [ 44.334811][ C1] [ 44.334989][ C1] dump_stack_lvl (lib/dump_stack.c:107) [ 44.335258][ C1] __ubsan_handle_load_invalid_value (lib/ubsan.c:218 lib/ubsan.c:419) [ 44.335627][ C1] skb_scrub_packet.cold (./include/linux/skbuff.h:4267 net/core/skbuff.c:6030) [ 44.335918][ C1] __dev_forward_skb2 (./include/linux/netdevice.h:4115 net/core/dev.c:2135) [ 44.336193][ C1] veth_xmit (drivers/net/veth.c:319 drivers/net/veth.c:374) veth [ 44.336462][ C1] ? __pfx_passthru_features_check (net/core/dev.c:3436) [ 44.336827][ C1] dev_hard_start_xmit (./include/linux/netdevice.h:4991 ./include/linux/netdevice.h:5005 net/core/dev.c:3530 net/core/dev.c:3546) [ 44.337177][ C1] __dev_queue_xmit (./include/linux/netdevice.h:3369 net/core/dev.c:4338) [ 44.337456][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.337752][ C1] ? eth_header (net/ethernet/eth.c:100) [ 44.338022][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 44.338366][ C1] ? neigh_resolve_output (./include/linux/netdevice.h:3226 net/core/neighbour.c:1558 net/core/neighbour.c:1543) [ 44.338721][ C1] ? __neigh_update (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/neighbour.c:1446) [ 44.339120][ C1] __neigh_update (net/core/neighbour.c:1461) [ 44.339389][ C1] ndisc_recv_na (./include/net/ndisc.h:251 net/ipv6/ndisc.c:784 net/ipv6/ndisc.c:1109) [ 44.339683][ C1] ? __pfx_ndisc_recv_na (net/ipv6/ndisc.c:992) [ 44.339981][ C1] ? __skb_checksum (net/core/skbuff.c:3438 (discriminator 4)) [ 44.340322][ C1] ? lockdep_rtnl_is_held (net/core/rtnetlink.c:177) [ 44.340598][ C1] icmpv6_rcv (net/ipv6/icmp.c:979) [ 44.340846][ C1] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:438 (discriminator 5)) [ 44.341202][ C1] ? ip6_route_input (./include/linux/skbuff.h:1171 net/ipv6/route.c:2593) [ 44.341478][ C1] ip6_input_finish (./include/linux/rcupdate.h:779 net/ipv6/ip6_input.c:484) [ 44.341790][ C1] ip6_input (./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:492) [ 44.342073][ C1] ? __pfx_ip6_input (net/ipv6/ip6_input.c:491) [ 44.342350][ C1] ? ip6_rcv_core (./include/linux/skbuff.h:3172 net/ipv6/ip6_input.c:291) [ 44.342664][ C1] ipv6_rcv (./include/net/dst.h:460 net/ipv6/ip6_input.c:79 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:310) [ 44.342883][ C1] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:304) [ 44.343167][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 44.343543][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 44.343874][ C1] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:304) [ 44.344123][ C1] __netif_receive_skb_one_core (net/core/dev.c:5547) [ 44.344479][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5547) [ 44.344876][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 44.345120][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 44.345385][ C1] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5997) [ 44.345645][ C1] __napi_poll.constprop.0 (net/core/dev.c:6625) [ 44.345932][ C1] net_rx_action (net/core/dev.c:6694 net/core/dev.c:6827) [ 44.346192][ C1] ? __pfx_net_rx_action (net/core/dev.c:6791) [ 44.346476][ C1] ? hlock_class (kernel/locking/lockdep.c:223) [ 44.346725][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.346994][ C1] __do_softirq (kernel/softirq.c:553) [ 44.347334][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 44.347602][ C1] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) [ 44.347835][ C1] [ 44.347992][ C1] [ 44.348148][ C1] __local_bh_enable_ip (kernel/softirq.c:381) [ 44.348413][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 44.348706][ C1] __dev_queue_xmit (net/core/dev.c:4365) [ 44.349014][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.349291][ C1] ? eth_header (net/ethernet/eth.c:100) [ 44.349546][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 44.349849][ C1] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 44.350139][ C1] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 44.350420][ C1] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243) [ 44.350674][ C1] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230) [ 44.350941][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 44.351229][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 44.351466][ C1] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) [ 44.351738][ C1] NF_HOOK.constprop.0 (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 ./include/linux/netfilter.h:238 ./include/linux/netfilter.h:312) [ 44.352027][ C1] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 44.352319][ C1] ? __pfx_xfrm_lookup_with_ifid (net/xfrm/xfrm_policy.c:3133) [ 44.352627][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 44.352966][ C1] ? icmp6_dst_alloc (net/ipv6/route.c:3292) [ 44.353225][ C1] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:386) [ 44.353516][ C1] mld_sendpack (net/ipv6/mcast.c:1822) [ 44.353762][ C1] ? ipv6_mc_dad_complete (net/ipv6/mcast.c:2242) [ 44.354039][ C1] ? __pfx_mld_sendpack (net/ipv6/mcast.c:1779) [ 44.354338][ C1] ipv6_mc_dad_complete (./include/linux/refcount.h:190 net/ipv6/mcast.c:2244) [ 44.354614][ C1] addrconf_dad_completed (net/ipv6/addrconf.c:4343) [ 44.354914][ C1] ? __pfx_addrconf_dad_completed (net/ipv6/addrconf.c:4309) [ 44.355225][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.355484][ C1] ? addrconf_dad_work (net/ipv6/addrconf.c:4270) [ 44.355750][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4270) [ 44.356015][ C1] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4180) [ 44.356300][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 44.356544][ C1] ? process_one_work (kernel/workqueue.c:2609) [ 44.356819][ C1] process_one_work (kernel/workqueue.c:2633) [ 44.357087][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 44.357325][ C1] ? __pfx_process_one_work (kernel/workqueue.c:2542) [ 44.357627][ C1] ? assign_work (kernel/workqueue.c:1101) [ 44.357885][ C1] worker_thread (kernel/workqueue.c:2700 kernel/workqueue.c:2787) [ 44.358142][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 44.358498][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 44.358778][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 44.359046][ C1] kthread (kernel/kthread.c:388) [ 44.359274][ C1] ? __pfx_kthread (kernel/kthread.c:341) [ 44.359518][ C1] ret_from_fork (arch/x86/kernel/process.c:147) [ 44.359757][ C1] ? __pfx_kthread (kernel/kthread.c:341) [ 44.360026][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:250) | [ 44.360519][ C1] ---[ end trace ]--- | [ 44.360957][ C1] ------------[ cut here ]------------ | [ 44.361260][ C1] UBSAN: invalid-load in ./include/linux/skbuff.h:4267:9 | [ 44.361616][ C1] load of value 107 is not a valid value for type '_Bool' [ 44.362384][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 44.363001][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 44.363313][ C1] Call Trace: [ 44.363484][ C1] [ 44.363651][ C1] dump_stack_lvl (lib/dump_stack.c:107) [ 44.363886][ C1] __ubsan_handle_load_invalid_value (lib/ubsan.c:218 lib/ubsan.c:419) [ 44.364211][ C1] ip6_forward.cold (./include/linux/skbuff.h:4267 net/ipv6/ip6_output.c:471 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_output.c:660) [ 44.364473][ C1] ? __pfx_ip6_forward (net/ipv6/ip6_output.c:494) [ 44.364730][ C1] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 44.365005][ C1] ? udp_v6_early_demux (net/ipv6/udp.c:1067 net/ipv6/udp.c:1097) [ 44.365301][ C1] ? ipv6_rcv (./include/net/dst.h:460 ./include/net/dst.h:458 net/ipv6/ip6_input.c:79 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:310) [ 44.365527][ C1] ipv6_rcv (./include/net/dst.h:460 ./include/net/dst.h:458 net/ipv6/ip6_input.c:79 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv6/ip6_input.c:310) [ 44.365745][ C1] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:304) [ 44.366020][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 44.366296][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 44.366575][ C1] ? __pfx_ipv6_rcv (net/ipv6/ip6_input.c:304) [ 44.366832][ C1] __netif_receive_skb_one_core (net/core/dev.c:5547) [ 44.367152][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5547) [ 44.367496][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 44.367741][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 44.368030][ C1] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5997) [ 44.368305][ C1] __napi_poll.constprop.0 (net/core/dev.c:6625) [ 44.368606][ C1] net_rx_action (net/core/dev.c:6694 net/core/dev.c:6827) [ 44.368870][ C1] ? __pfx_net_rx_action (net/core/dev.c:6791) [ 44.369141][ C1] ? hlock_class (kernel/locking/lockdep.c:223) [ 44.369387][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.369665][ C1] __do_softirq (kernel/softirq.c:553) [ 44.369925][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 44.370217][ C1] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) [ 44.370449][ C1] [ 44.370605][ C1] [ 44.370768][ C1] __local_bh_enable_ip (kernel/softirq.c:381) [ 44.371056][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 44.371323][ C1] __dev_queue_xmit (net/core/dev.c:4365) [ 44.371609][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.371872][ C1] ? eth_header (net/ethernet/eth.c:100) [ 44.372113][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 44.372413][ C1] ip6_finish_output2 (./include/net/neighbour.h:542 net/ipv6/ip6_output.c:137) [ 44.372705][ C1] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 44.372984][ C1] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243) [ 44.373232][ C1] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230) [ 44.373497][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 44.373790][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 44.374030][ C1] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) [ 44.374290][ C1] NF_HOOK.constprop.0 (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 ./include/linux/netfilter.h:238 ./include/linux/netfilter.h:312) [ 44.374554][ C1] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 44.374847][ C1] ? __pfx_xfrm_lookup_with_ifid (net/xfrm/xfrm_policy.c:3133) [ 44.375155][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 44.375496][ C1] ? icmp6_dst_alloc (net/ipv6/route.c:3292) [ 44.375758][ C1] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:386) [ 44.376039][ C1] mld_sendpack (net/ipv6/mcast.c:1822) [ 44.376280][ C1] ? ipv6_mc_dad_complete (net/ipv6/mcast.c:2242) [ 44.376556][ C1] ? __pfx_mld_sendpack (net/ipv6/mcast.c:1779) [ 44.376837][ C1] ipv6_mc_dad_complete (./include/linux/refcount.h:190 net/ipv6/mcast.c:2244) [ 44.377110][ C1] addrconf_dad_completed (net/ipv6/addrconf.c:4343) [ 44.377392][ C1] ? __pfx_addrconf_dad_completed (net/ipv6/addrconf.c:4309) [ 44.377699][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 44.377955][ C1] ? addrconf_dad_work (net/ipv6/addrconf.c:4270) [ 44.378221][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4270) [ 44.378509][ C1] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4180) [ 44.378794][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 44.379060][ C1] ? process_one_work (kernel/workqueue.c:2609) [ 44.379333][ C1] process_one_work (kernel/workqueue.c:2633) [ 44.379612][ C1] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 44.379847][ C1] ? __pfx_process_one_work (kernel/workqueue.c:2542) [ 44.380142][ C1] ? assign_work (kernel/workqueue.c:1101) [ 44.380400][ C1] worker_thread (kernel/workqueue.c:2700 kernel/workqueue.c:2787) [ 44.380645][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 44.381019][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 44.381286][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 44.381548][ C1] kthread (kernel/kthread.c:388) [ 44.381775][ C1] ? __pfx_kthread (kernel/kthread.c:341) [ 44.382017][ C1] ret_from_fork (arch/x86/kernel/process.c:147) [ 44.382257][ C1] ? __pfx_kthread (kernel/kthread.c:341) Finger prints: dump_stack_lvl:__ubsan_handle_load_invalid_value:deliver_clone:br_handle_frame_finish dump_stack_lvl:__ubsan_handle_load_invalid_value:__dev_forward_skb2:veth_xmit dump_stack_lvl:__ubsan_handle_load_invalid_value:ipv6_rcv:__netif_receive_skb_one_core