[ 916.002352][ C0] clocksource: Watchdog remote CPU 2 read timed out
[ 920.330400][ C0] ==================================================================
[ 920.330588][ C0] BUG: KASAN: slab-use-after-free in fib_rules_lookup+0xc66/0xc80
[ 920.330735][ C0] Read of size 8 at addr ff11000014dd7d40 by task kworker/0:1/10
[ 920.330881][ C0]
[ 920.330932][ C0] CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted 7.1.0-rc7-virtme #1 PREEMPT(full)
[ 920.330936][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 920.330938][ C0] Workqueue: mld mld_ifc_work
[ 920.330944][ C0] Call Trace:
[ 920.330946][ C0]
[ 920.330947][ C0] dump_stack_lvl+0x6f/0xa0
[ 920.330952][ C0] print_address_description.constprop.0+0x56/0x2d0
[ 920.330958][ C0] print_report+0xfc/0x1fa
[ 920.330960][ C0] ? __virt_addr_valid+0x102/0x440
[ 920.330964][ C0] ? __virt_addr_valid+0x1da/0x440
[ 920.330966][ C0] kasan_report+0x108/0x130
[ 920.330970][ C0] ? fib_rules_lookup+0xc66/0xc80
[ 920.330972][ C0] ? fib_rules_lookup+0xc66/0xc80
[ 920.330975][ C0] fib_rules_lookup+0xc66/0xc80
[ 920.330977][ C0] ? fib_nl_delrule+0x80/0x80
[ 920.330979][ C0] ? l3mdev_update_flow+0xf8/0x550
[ 920.330981][ C0] ? dev_get_by_index_rcu+0xe6/0x180
[ 920.330984][ C0] __fib_lookup+0xdb/0x130
[ 920.330987][ C0] ? fib4_rule_nlmsg_payload+0x10/0x10
[ 920.330991][ C0] ip_route_input_slow+0x5eb/0x2400
[ 920.330994][ C0] ? update_curr_rt+0x70/0xa0
[ 920.330996][ C0] ? rcu_is_watching+0x15/0xd0
[ 920.331000][ C0] ? fib_multipath_hash+0x11b0/0x11b0
[ 920.331004][ C0] ? rcu_is_watching+0x15/0xd0
[ 920.331006][ C0] ? lock_acquire+0x134/0x160
[ 920.331009][ C0] ip_route_input_noref+0x114/0x250
[ 920.331011][ C0] ? ip_route_input_slow+0x2400/0x2400
[ 920.331014][ C0] ? __lock_release.isra.0+0x6b/0x1a0
[ 920.331016][ C0] ip_rcv_finish_core+0x553/0x14c0
[ 920.331019][ C0] ip_rcv_finish+0xee/0x250
[ 920.331021][ C0] ? process_backlog+0x561/0x1490
[ 920.331024][ C0] ip_rcv+0xdc/0x3d0
[ 920.331025][ C0] ? ip_local_deliver+0x4c0/0x4c0
[ 920.331026][ C0] ? validate_chain+0x38b/0xc20
[ 920.331028][ C0] ? __queue_work+0x315/0xc00
[ 920.331031][ C0] ? mark_usage+0x61/0x170
[ 920.331033][ C0] ? __lock_acquire+0x508/0xc10
[ 920.331035][ C0] __netif_receive_skb_one_core+0xfc/0x180
[ 920.331037][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 920.331039][ C0] ? __netif_receive_skb_list_core+0x9e0/0x9e0
[ 920.331041][ C0] ? rcu_is_watching+0x15/0xd0
[ 920.331044][ C0] process_backlog+0x2bc/0x1490
[ 920.331047][ C0] __napi_poll+0xa7/0x3b0
[ 920.331049][ C0] net_rx_action+0x513/0xf50
[ 920.331052][ C0] ? __napi_poll+0x3b0/0x3b0
[ 920.331055][ C0] ? __lock_release.isra.0+0x6b/0x1a0
[ 920.331056][ C0] ? __rwlock_init+0x150/0x150
[ 920.331059][ C0] ? __run_timers+0xab0/0xab0
[ 920.331061][ C0] ? rcu_is_watching+0x15/0xd0
[ 920.331063][ C0] ? mark_held_locks+0x40/0x70
[ 920.331065][ C0] handle_softirqs+0x1d8/0x940
[ 920.331069][ C0] ? _local_bh_enable+0xd0/0xd0
[ 920.331070][ C0] ? _local_bh_enable+0xd0/0xd0
[ 920.331072][ C0] do_softirq+0xa9/0xe0
[ 920.331074][ C0]
[ 920.331075][ C0]
[ 920.331075][ C0] ? __dev_queue_xmit+0x956/0x1b70
[ 920.331077][ C0] __local_bh_enable_ip+0x113/0x140
[ 920.331079][ C0] __dev_queue_xmit+0x96b/0x1b70
[ 920.331081][ C0] ? arch_stack_walk+0xd7/0x130
[ 920.331084][ C0] ? __lock_acquire+0x508/0xc10
[ 920.331086][ C0] ? netdev_core_pick_tx+0x2c0/0x2c0
[ 920.331088][ C0] ? find_held_lock+0x2b/0x80
[ 920.331090][ C0] ? __lock_release.isra.0+0x6b/0x1a0
[ 920.331091][ C0] ? rcu_is_watching+0x15/0xd0
[ 920.331093][ C0] ? mark_held_locks+0x40/0x70
[ 920.331095][ C0] ? __asan_memcpy+0x3c/0x60
[ 920.331097][ C0] ? neigh_hh_output+0x152/0x4c0
[ 920.331100][ C0] ip6_finish_output2+0x986/0x1310
[ 920.331103][ C0] ? ip6_xmit+0x2000/0x2000
[ 920.331105][ C0] ? find_held_lock+0x2b/0x80
[ 920.331106][ C0] ? __lock_release.isra.0+0x6b/0x1a0
[ 920.331108][ C0] ? ip6_mtu+0x174/0x410
[ 920.331111][ C0] ip6_finish_output+0x701/0xe80
[ 920.331113][ C0] ip6_output+0x23f/0x7f0
[ 920.331116][ C0] ? ip6_finish_output+0xe80/0xe80
[ 920.331118][ C0] ? __lock_release.isra.0+0x6b/0x1a0
[ 920.331120][ C0] ? xfrm_bundle_lookup.constprop.0+0xba0/0xba0
[ 920.331124][ C0] ? mark_held_locks+0x40/0x70
[ 920.331127][ C0] ? __local_bh_enable_ip+0xa5/0x140
[ 920.331129][ C0] ? __local_bh_enable_ip+0xa5/0x140
[ 920.331132][ C0] ? icmp6_dst_alloc+0x317/0x4d0
[ 920.331135][ C0] mld_sendpack+0x9d6/0xec0
[ 920.331137][ C0] ? find_held_lock+0x2b/0x80
[ 920.331143][ C0] ? nf_hook.constprop.0+0x340/0x340
[ 920.331146][ C0] ? mld_send_cr+0x50f/0x820
[ 920.331148][ C0] mld_ifc_work+0x36/0x190
[ 920.331149][ C0] ? process_one_work+0xdb7/0x1410
[ 920.331151][ C0] process_one_work+0xdf8/0x1410
[ 920.331154][ C0] ? pwq_dec_nr_in_flight+0x710/0x710
[ 920.331156][ C0] ? lock_acquire.part.0+0xbc/0x260
[ 920.331159][ C0] worker_thread+0x4f1/0xd60
[ 920.331162][ C0] ? rescuer_thread+0x1320/0x1320
[ 920.331163][ C0] ? __kthread_parkme+0xbd/0x210
[ 920.331166][ C0] ? rescuer_thread+0x1320/0x1320
[ 920.331168][ C0] kthread+0x367/0x460
[ 920.331170][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180
[ 920.331173][ C0] ? kthread_affine_node+0x330/0x330
[ 920.331175][ C0] ret_from_fork+0x474/0x6b0
[ 920.331178][ C0] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120
[ 920.331180][ C0] ? __switch_to+0x5a3/0xe00
[ 920.331183][ C0] ? kthread_affine_node+0x330/0x330
[ 920.331184][ C0] ret_from_fork_asm+0x11/0x20
[ 920.331189][ C0]
[ 920.331189][ C0]
[ 920.341317][ C0] Allocated by task 23155:
[ 920.341410][ C0] kasan_save_stack+0x2f/0x50
[ 920.341506][ C0] kasan_save_track+0x14/0x30
[ 920.341597][ C0] __kasan_kmalloc+0x7b/0x90
[ 920.341741][ C0] __kmalloc_node_track_caller_noprof+0x2d6/0x7b0
[ 920.341855][ C0] kmemdup_noprof+0x25/0x40
[ 920.341947][ C0] fib_rules_register+0x30/0x590
[ 920.342039][ C0] fib4_rules_init+0x21/0x140
[ 920.342189][ C0] fib_net_init+0x165/0x350
[ 920.342286][ C0] ops_init+0x187/0x560
[ 920.342356][ C0] setup_net+0x11b/0x3b0
[ 920.342428][ C0] copy_net_ns+0x383/0x660
[ 920.342524][ C0] create_new_namespaces+0x371/0xa10
[ 920.342617][ C0] unshare_nsproxy_namespaces+0xa5/0x1d0
[ 920.342708][ C0] ksys_unshare+0x353/0x880
[ 920.342802][ C0] __x64_sys_unshare+0x34/0x50
[ 920.342945][ C0] do_syscall_64+0x117/0x590
[ 920.343038][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53
[ 920.343157][ C0]
[ 920.343205][ C0] Freed by task 60:
[ 920.343279][ C0] kasan_save_stack+0x2f/0x50
[ 920.343371][ C0] kasan_save_track+0x14/0x30
[ 920.343462][ C0] kasan_save_free_info+0x3b/0x60
[ 920.343554][ C0] __kasan_slab_free+0x43/0x70
[ 920.343645][ C0] kmem_cache_free_bulk.part.0+0x1e3/0x480
[ 920.343809][ C0] kvfree_rcu_bulk+0x1f1/0x240
[ 920.343901][ C0] kfree_rcu_monitor+0x211/0x3f0
[ 920.343992][ C0] process_one_work+0xdf8/0x1410
[ 920.344086][ C0] worker_thread+0x4f1/0xd60
[ 920.344238][ C0] kthread+0x367/0x460
[ 920.344307][ C0] ret_from_fork+0x474/0x6b0
[ 920.344399][ C0] ret_from_fork_asm+0x11/0x20
[ 920.344493][ C0]
[ 920.344540][ C0] Last potentially related work creation:
[ 920.344632][ C0] kasan_save_stack+0x2f/0x50
[ 920.344727][ C0] kasan_record_aux_stack+0x9b/0xc0
[ 920.344819][ C0] kvfree_call_rcu+0x7e/0x5b0
[ 920.344965][ C0] ops_undo_list+0x5be/0x8f0
[ 920.345058][ C0] cleanup_net+0x431/0x940
[ 920.345158][ C0] process_one_work+0xdf8/0x1410
[ 920.345251][ C0] worker_thread+0x4f1/0xd60
[ 920.345343][ C0] kthread+0x367/0x460
[ 920.345413][ C0] ret_from_fork+0x474/0x6b0
[ 920.345504][ C0] ret_from_fork_asm+0x11/0x20
[ 920.345596][ C0]
[ 920.345643][ C0] The buggy address belongs to the object at ff11000014dd7cc0
[ 920.345643][ C0] which belongs to the cache kmalloc-192 of size 192
[ 920.345922][ C0] The buggy address is located 128 bytes inside of
[ 920.345922][ C0] freed 192-byte region [ff11000014dd7cc0, ff11000014dd7d80)
[ 920.346205][ C0]
[ 920.346252][ C0] The buggy address belongs to the physical page:
[ 920.346366][ C0] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x14dd6
[ 920.346534][ C0] head: order:1 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[ 920.346727][ C0] flags: 0x80000000000040(head|node=0|zone=1)
[ 920.346846][ C0] page_type: f5(slab)
[ 920.346918][ C0] raw: 0080000000000040 ff1100000103c4c0 ffd40000004fa710 ffd400000074d990
[ 920.347083][ C0] raw: 0000000000000000 0000000000150015 00000000f5000000 0000000000000000
[ 920.347251][ C0] head: 0080000000000040 ff1100000103c4c0 ffd40000004fa710 ffd400000074d990
[ 920.347470][ C0] head: 0000000000000000 0000000000150015 00000000f5000000 0000000000000000
[ 920.347637][ C0] head: 0080000000000001 ffffffffffffff81 00000000ffffffff 00000000ffffffff
[ 920.347857][ C0] head: ff11000000000000 0000000000000000 00000000ffffffff 0000000000000000
[ 920.348019][ C0] page dumped because: kasan: bad access detected
[ 920.348137][ C0]
[ 920.348189][ C0] Memory state around the buggy address:
[ 920.348279][ C0] ff11000014dd7c00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 920.348415][ C0] ff11000014dd7c80: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[ 920.348556][ C0] >ff11000014dd7d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 920.348744][ C0] ^
[ 920.348861][ C0] ff11000014dd7d80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[ 920.348999][ C0] ff11000014dd7e00: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb
[ 920.349136][ C0] ==================================================================
[ 920.349286][ C0] Disabling lock debugging due to kernel taint
[ 931.146304][ T419] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 935.059249][ C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 936.722251][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 938.322255][ C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 939.987251][ C3] ip6_tunnel: tep0 xmit: Local address not yet configured!