====================================== | [ 1478.927565][ T3639] br1: port 2(veth1) entered forwarding state | [ 1479.047104][ T2719] ------------[ cut here ]------------ | [ 1479.047798][ T2719] UBSAN: invalid-load in ./include/linux/skbuff.h:4267:9 | [ 1479.048424][ T2719] load of value 107 is not a valid value for type '_Bool' [ 1479.049727][ T2719] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1479.050753][ T2719] Workqueue: mld mld_ifc_work [ 1479.051166][ T2719] Call Trace: [ 1479.051432][ T2719] [ 1479.051673][ T2719] dump_stack_lvl (lib/dump_stack.c:107) [ 1479.052035][ T2719] __ubsan_handle_load_invalid_value (lib/ubsan.c:218 lib/ubsan.c:419) [ 1479.052579][ T2719] br_forward_finish.cold (./include/linux/spinlock.h:396 net/bridge/br.c:81) bridge [ 1479.053181][ T2719] deliver_clone (net/bridge/br_forward.c:132) bridge [ 1479.053668][ T2719] maybe_deliver (net/bridge/br_forward.c:191) bridge [ 1479.054226][ T2719] ? __pfx___lock_release (kernel/locking/lockdep.c:5406) [ 1479.054714][ T2719] br_flood (net/bridge/br_forward.c:236) bridge [ 1479.055214][ T2719] br_dev_xmit+0x DETECTED CRASH, lowering timeout b12/0x11d0 [bridge] [ 1479.055776][ T2719] ? __pfx_br_dev_xmit (net/bridge/br_device.c:29) bridge [ 1479.056304][ T2719] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 1479.056708][ T2719] ? __pfx_skb_network_protocol (net/core/dev.c:3341) [ 1479.057213][ T2719] ? __pfx_qdisc_pkt_len_init (net/core/dev.c:3679) [ 1479.057719][ T2719] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5719) [ 1479.058197][ T2719] dev_hard_start_xmit (./include/linux/netdevice.h:4991 ./include/linux/netdevice.h:5005 net/core/dev.c:3530 net/core/dev.c:3546) [ 1479.058658][ T2719] __dev_queue_xmit (./include/linux/netdevice.h:3369 net/core/dev.c:4338) [ 1479.059167][ T2719] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 1479.059585][ T2719] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1479.060131][ T2719] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 1479.060611][ T2719] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) [ 1479.061049][ T2719] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [ 1479.061464][ T2719] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1479.061870][ T2719] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243) [ 1479.062215][ T2719] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230) [ 1479.062601][ T2719] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 1479.063011][ T2719] ? 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) [ 1479.063355][ T2719] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) [ 1479.063742][ T2719] NF_HOOK.constprop.0 (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 ./include/linux/netfilter.h:238 ./include/linux/netfilter.h:312) [ 1479.064142][ T2719] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 1479.064587][ T2719] ? __pfx_xfrm_lookup_with_ifid (net/xfrm/xfrm_policy.c:3133) [ 1479.065050][ T2719] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1479.065605][ T2719] ? icmp6_dst_alloc (net/ipv6/route.c:3292) [ 1479.066030][ T2719] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:386) [ 1479.066489][ T2719] mld_sendpack (net/ipv6/mcast.c:1822) [ 1479.066897][ T2719] ? __pfx_mld_sendpack (net/ipv6/mcast.c:1779) [ 1479.067360][ T2719] ? mld_send_cr (net/ipv6/mcast.c:2096 (discriminator 11)) [ 1479.067812][ T2719] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1479.068203][ T2719] process_one_work (kernel/workqueue.c:2633) [ 1479.068676][ T2719] ? 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) [ 1479.069062][ T2719] ? __pfx_process_one_work (kernel/workqueue.c:2542) [ 1479.069508][ T2719] ? assign_work (kernel/workqueue.c:1101) [ 1479.069931][ T2719] worker_thread (kernel/workqueue.c:2700 kernel/workqueue.c:2787) [ 1479.070375][ T2719] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1479.070942][ T2719] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 1479.071416][ T2719] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 1479.071894][ T2719] kthread (kernel/kthread.c:388) [ 1479.072257][ T2719] ? __pfx_kthread (kernel/kthread.c:341) [ 1479.072668][ T2719] ret_from_fork (arch/x86/kernel/process.c:147) [ 1479.073063][ T2719] ? __pfx_kthread (kernel/kthread.c:341) [ 1479.073446][ T2719] ret_from_fork_asm (arch/x86/entry/entry_64.S:250) | [ 1487.456533][ T2582] br2: port 1(w1) entered forwarding state | [ 1487.960370][ C1] ------------[ cut here ]------------ | [ 1487.960973][ C1] UBSAN: invalid-load in ./include/linux/skbuff.h:4267:9 | [ 1487.961489][ C1] load of value 107 is not a valid value for type '_Bool' [ 1487.962590][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1487.963463][ C1] Workqueue: mld mld_ifc_work [ 1487.963819][ C1] Call Trace: [ 1487.964059][ C1] [ 1487.964276][ C1] dump_stack_lvl (lib/dump_stack.c:107) [ 1487.964617][ C1] __ubsan_handle_load_invalid_value (lib/ubsan.c:218 lib/ubsan.c:419) [ 1487.965123][ C1] skb_scrub_packet.cold (./include/linux/skbuff.h:4267 net/core/skbuff.c:6030) [ 1487.965528][ C1] __dev_forward_skb2 (./include/linux/netdevice.h:4115 net/core/dev.c:2135) [ 1487.965915][ C1] veth_xmit (drivers/net/veth.c:319 drivers/net/veth.c:374) veth [ 1487.966285][ C1] ? __pfx_passthru_features_check (net/core/dev.c:3436) [ 1487.966762][ 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) [ 1487.967169][ C1] __dev_queue_xmit (./include/linux/netdevice.h:3369 net/core/dev.c:4338) [ 1487.967551][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 1487.967923][ C1] ? eth_header (net/ethernet/eth.c:100) [ 1487.968285][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 1487.968704][ C1] ? neigh_resolve_output (./include/linux/netdevice.h:3226 net/core/neighbour.c:1558 net/core/neighbour.c:1543) [ 1487.969128][ C1] ? __neigh_update (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/neighbour.c:1446) [ 1487.969514][ C1] __neigh_update (net/core/neighbour.c:1461) [ 1487.969915][ C1] arp_process (./include/linux/instrumented.h:96 (discriminator 4) ./include/linux/atomic/atomic-instrumented.h:400 (discriminator 4) ./include/linux/refcount.h:261 (discriminator 4) ./include/linux/refcount.h:304 (discriminator 4) ./include/linux/refcount.h:322 (discriminator 4) ./include/net/neighbour.h:444 (discriminator 4) net/ipv4/arp.c:934 (discriminator 4)) [ 1487.970292][ C1] ? __pfx_arp_process (net/ipv4/arp.c:699) [ 1487.970701][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 1487.971128][ C1] ? __pfx_arp_rcv (net/ipv4/arp.c:965) [ 1487.971479][ C1] __netif_receive_skb_one_core (net/core/dev.c:5554 (discriminator 5)) [ 1487.971933][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5547) [ 1487.972441][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 1487.972810][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 1487.973207][ C1] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5997) [ 1487.973589][ C1] __napi_poll.constprop.0 (net/core/dev.c:6625) [ 1487.974004][ C1] net_rx_action (net/core/dev.c:6694 net/core/dev.c:6827) [ 1487.974381][ C1] ? __pfx_net_rx_action (net/core/dev.c:6791) [ 1487.974785][ C1] ? hlock_class (kernel/locking/lockdep.c:223) [ 1487.975152][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 1487.975537][ C1] __do_softirq (kernel/softirq.c:553) [ 1487.975891][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 1487.976287][ C1] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) [ 1487.976624][ C1] [ 1487.976859][ C1] [ 1487.977094][ C1] __local_bh_enable_ip (kernel/softirq.c:381) [ 1487.977482][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 1487.977866][ C1] __dev_queue_xmit (net/core/dev.c:4365) [ 1487.978255][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 1487.978635][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1487.979143][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 1487.979554][ C1] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) [ 1487.979963][ C1] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [ 1487.980365][ C1] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1487.980770][ C1] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243) [ 1487.981133][ C1] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230) [ 1487.981520][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 1487.981937][ 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) [ 1487.982283][ C1] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) [ 1487.982663][ 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) [ 1487.983055][ C1] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 1487.983489][ C1] ? __pfx_xfrm_lookup_with_ifid (net/xfrm/xfrm_policy.c:3133) [ 1487.983949][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1487.984448][ C1] ? icmp6_dst_alloc (net/ipv6/route.c:3292) [ 1487.984840][ C1] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:386) [ 1487.985262][ C1] mld_sendpack (net/ipv6/mcast.c:1822) [ 1487.985632][ C1] ? __pfx_mld_sendpack (net/ipv6/mcast.c:1779) [ 1487.986038][ C1] ? mld_send_cr (net/ipv6/mcast.c:2096 (discriminator 11)) [ 1487.986418][ C1] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1487.986768][ C1] process_one_work (kernel/workqueue.c:2633) [ 1487.987169][ 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) [ 1487.987521][ C1] ? __pfx_process_one_work (kernel/workqueue.c:2542) [ 1487.987944][ C1] ? assign_work (kernel/workqueue.c:1101) [ 1487.988291][ C1] worker_thread (kernel/workqueue.c:2700 kernel/workqueue.c:2787) [ 1487.988648][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1487.989181][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 1487.989571][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 1487.989943][ C1] kthread (kernel/kthread.c:388) [ 1487.990247][ C1] ? __pfx_kthread (kernel/kthread.c:341) [ 1487.990585][ C1] ret_from_fork (arch/x86/kernel/process.c:147) [ 1487.990924][ C1] ? __pfx_kthread (kernel/kthread.c:341) [ 1487.991260][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:250) | [ 1487.991900][ C1] ---[ end trace ]--- | [ 1487.992479][ C1] ------------[ cut here ]------------ | [ 1487.992997][ C1] UBSAN: invalid-load in ./include/linux/skbuff.h:4267:9 | [ 1487.993510][ C1] load of value 107 is not a valid value for type '_Bool' [ 1487.994623][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 1487.995487][ C1] Workqueue: mld mld_ifc_work [ 1487.995836][ C1] Call Trace: [ 1487.996095][ C1] [ 1487.996323][ C1] dump_stack_lvl (lib/dump_stack.c:107) [ 1487.996680][ C1] __ubsan_handle_load_invalid_value (lib/ubsan.c:218 lib/ubsan.c:419) [ 1487.997166][ C1] ip_forward_finish.cold (./include/linux/skbuff.h:4267 net/ipv4/ip_forward.c:79) [ 1487.997577][ C1] NF_HOOK.constprop.0 (./include/linux/netfilter.h:314) [ 1487.997968][ C1] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 1487.998401][ C1] ? __netif_receive_skb_core.constprop.0 (net/core/dev.c:5442) [ 1487.998933][ C1] ? __xfrm_policy_check2.constprop.0 (./include/net/net_namespace.h:383 ./include/linux/netdevice.h:2654 ./include/net/xfrm.h:1165) [ 1487.999417][ C1] ? ip_forward (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/linux/skbuff.h:1922 ./include/linux/skbuff.h:3664 net/ipv4/ip_forward.c:144) [ 1487.999779][ C1] ? vrf_l3_rcv (drivers/net/vrf.c:1222 drivers/net/vrf.c:1456 drivers/net/vrf.c:1468) vrf [ 1488.000194][ C1] ip_rcv (./include/net/dst.h:460 ./include/net/dst.h:458 net/ipv4/ip_input.c:449 ./include/linux/netfilter.h:314 ./include/linux/netfilter.h:308 net/ipv4/ip_input.c:569) [ 1488.000511][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) [ 1488.000886][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 1488.001161][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 1488.001421][ C1] ? __pfx_ip_rcv (net/ipv4/ip_input.c:562) [ 1488.001655][ C1] __netif_receive_skb_one_core (net/core/dev.c:5554 (discriminator 4)) [ 1488.001962][ C1] ? __pfx___netif_receive_skb_one_core (net/core/dev.c:5547) [ 1488.002295][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5725) [ 1488.002538][ C1] ? process_backlog (./include/linux/rcupdate.h:298 ./include/linux/rcupdate.h:750 net/core/dev.c:5995) [ 1488.002800][ C1] process_backlog (./include/linux/rcupdate.h:779 net/core/dev.c:5997) [ 1488.003053][ C1] __napi_poll.constprop.0 (net/core/dev.c:6625) [ 1488.003335][ C1] net_rx_action (net/core/dev.c:6694 net/core/dev.c:6827) [ 1488.003585][ C1] ? __pfx_net_rx_action (net/core/dev.c:6791) [ 1488.003853][ C1] ? hlock_class (kernel/locking/lockdep.c:223) [ 1488.004095][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 1488.004349][ C1] __do_softirq (kernel/softirq.c:553) [ 1488.004590][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 1488.004856][ C1] do_softirq (kernel/softirq.c:454 kernel/softirq.c:441) [ 1488.005075][ C1] [ 1488.005228][ C1] [ 1488.005384][ C1] __local_bh_enable_ip (kernel/softirq.c:381) [ 1488.005648][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:308 ./include/linux/rcupdate.h:818 net/core/dev.c:4364) [ 1488.005912][ C1] __dev_queue_xmit (net/core/dev.c:4365) [ 1488.006172][ C1] ? mark_held_locks (kernel/locking/lockdep.c:4274) [ 1488.006423][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1488.006760][ C1] ? __pfx___dev_queue_xmit (net/core/dev.c:4246) [ 1488.007035][ C1] ? neigh_hh_output (./include/linux/seqlock.h:74 ./include/linux/seqlock.h:772 ./include/net/neighbour.h:496) [ 1488.007306][ C1] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [ 1488.007575][ C1] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) [ 1488.007840][ C1] ip6_output (./include/linux/netfilter.h:303 net/ipv6/ip6_output.c:243) [ 1488.008065][ C1] ? __pfx_ip6_output (net/ipv6/ip6_output.c:230) [ 1488.008318][ C1] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5756) [ 1488.008590][ 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) [ 1488.008827][ C1] ? __lock_release (kernel/locking/lockdep.c:353 kernel/locking/lockdep.c:5436) [ 1488.009086][ 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) [ 1488.009349][ C1] ? __pfx_NF_HOOK.constprop.0 (./include/linux/netfilter.h:308) [ 1488.009641][ C1] ? __pfx_xfrm_lookup_with_ifid (net/xfrm/xfrm_policy.c:3133) [ 1488.009945][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1488.010281][ C1] ? icmp6_dst_alloc (net/ipv6/route.c:3292) [ 1488.010536][ C1] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:77 kernel/softirq.c:386) [ 1488.010828][ C1] mld_sendpack (net/ipv6/mcast.c:1822) [ 1488.011071][ C1] ? __pfx_mld_sendpack (net/ipv6/mcast.c:1779) [ 1488.011342][ C1] ? mld_send_cr (net/ipv6/mcast.c:2096 (discriminator 11)) [ 1488.011588][ C1] mld_ifc_work (net/ipv6/mcast.c:2652) [ 1488.011822][ C1] process_one_work (kernel/workqueue.c:2633) [ 1488.012087][ 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) [ 1488.012323][ C1] ? __pfx_process_one_work (kernel/workqueue.c:2542) [ 1488.012610][ C1] ? assign_work (kernel/workqueue.c:1101) [ 1488.012855][ C1] worker_thread (kernel/workqueue.c:2700 kernel/workqueue.c:2787) [ 1488.013098][ C1] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:4300 kernel/locking/lockdep.c:4359) [ 1488.013441][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 1488.013708][ C1] ? __pfx_worker_thread (kernel/workqueue.c:2733) [ 1488.013971][ C1] kthread (kernel/kthread.c:388) [ 1488.014186][ C1] ? __pfx_kthread (kernel/kthread.c:341) [ 1488.014429][ C1] ret_from_fork (arch/x86/kernel/process.c:147) [ 1488.014658][ C1] ? __pfx_kthread (kernel/kthread.c:341) Finger prints: dump_stack_lvl:__ubsan_handle_load_invalid_value:deliver_clone:maybe_deliver dump_stack_lvl:__ubsan_handle_load_invalid_value:__dev_forward_skb2:veth_xmit dump_stack_lvl:__ubsan_handle_load_invalid_value:ip_rcv:__netif_receive_skb_one_core