[ 2083.055506] ------------[ cut here ]------------
[ 2083.055567] rcuref - imbalanced put()
[ 2083.055567] WARNING: lib/rcuref.c:266 at rcuref_put_slowpath+0x38/0x60, CPU#1: swapper/1/0
[ 2083.055653] Modules linked in: bonding cls_bpf ipt_rpfilter sch_etf sch_fq act_mirred act_tunnel_key bareudp mpls_gso mpls_iptunnel mpls_router netdevsim psample act_ct nf_flow_table xt_HL amt sctp_diag sctp nft_chain_nat xt_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 xt_bpf xt_length geneve ip6_gre ip_gre gre unix_diag cls_matchall ipt_REJECT nf_reject_ipv4 nft_compat nf_tables act_gact cls_flower sch_ingress vxlan ipvtap ipvlan [last unloaded: test_bpf]
[ 2083.055894] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.0.0-virtme #1 PREEMPT(lazy) 
[ 2083.055941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 2083.055984] RIP: 0010:rcuref_put_slowpath+0x38/0x60
[ 2083.056018] Code: 00 e0 f0 0f b1 0f 0f 94 c0 75 0f c3 81 fe ff ff ff bf 77 07 85 f6 78 28 31 c0 c3 48 83 ec 08 48 89 3c 24 48 8d 3d 58 ce 41 01 <67> 48 0f b9 3a 48 8b 14 24 31 c0 c7 02 00 00 00 e0 48 83 c4 08 c3
[ 2083.056120] RSP: 0018:ff3c7ba5000ecea8 EFLAGS: 00010292
[ 2083.056156] RAX: 00000000dfffffff RBX: ff12d101c9e980c8 RCX: ff12d101c2fba300
[ 2083.056198] RDX: ff6e7ba4ffd03878 RSI: 00000000dfffffff RDI: ffffffffade7d850
[ 2083.056252] RBP: ff12d101c9e98000 R08: ff12d101c9e980c8 R09: ffffffffac63023f
[ 2083.056294] R10: ffd723e1001e83c0 R11: ff12d101c1034180 R12: ff3c7ba5000ecf38
[ 2083.056338] R13: 000000000000000d R14: 000000000000000a R15: 0000000000000000
[ 2083.056379] FS:  0000000000000000(0000) GS:ff12d102508c8000(0000) knlGS:0000000000000000
[ 2083.056424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2083.056462] CR2: 00007f79a5657680 CR3: 000000001a047004 CR4: 0000000000771ef0
[ 2083.056507] PKRU: 55555554
[ 2083.056522] Call Trace:
[ 2083.056538]  <IRQ>
[ 2083.056554]  dst_release+0x47/0xd0
[ 2083.056578]  fib6_nh_release_dsts.part.0+0x62/0x90
[ 2083.056609]  fib6_nh_release+0x41/0x70
[ 2083.056634]  fib6_info_destroy_rcu+0x80/0xc0
[ 2083.056663]  rcu_core+0x27f/0x9d0
[ 2083.056688]  ? __hrtimer_run_queues+0x125/0x230
[ 2083.056716]  handle_softirqs+0xc3/0x270
[ 2083.056741]  irq_exit_rcu+0x46/0xa0
[ 2083.056761]  sysvec_apic_timer_interrupt+0x6b/0x80
[ 2083.056793]  </IRQ>
[ 2083.056807]  <TASK>
[ 2083.056820]  asm_sysvec_apic_timer_interrupt+0x1a/0x20
[ 2083.056849] RIP: 0010:pv_native_safe_halt+0xf/0x10
[ 2083.056877] Code: 48 8b 3d 74 70 2b 01 e8 1f 00 00 00 48 2b 05 b8 3f 56 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 45 96 10 00 fb f4 <c3> 0f 1f 40 d6 8b 17 89 d6 83 e6 fe 0f 01 f9 66 90 48 c1 e2 20 48
[ 2083.056986] RSP: 0018:ff3c7ba5000a7ed0 EFLAGS: 00000202
[ 2083.057017] RAX: ff12d102508c8000 RBX: ff12d101c12f9700 RCX: 0000000000000000
[ 2083.057056] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000012bdf7d4
[ 2083.057095] RBP: 0000000000000001 R08: 0000000012bdf7d4 R09: ff12d102508c8000
[ 2083.057138] R10: 0000000000002400 R11: 0000000000000000 R12: 0000000000000000
[ 2083.057181] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[ 2083.057225]  default_idle+0x9/0x10
[ 2083.057247]  default_idle_call+0x2c/0x110
[ 2083.057267]  ? arch_cpu_idle_enter+0x10/0x20
[ 2083.057296]  do_idle+0x1ef/0x220
[ 2083.057317]  cpu_startup_entry+0x29/0x30
[ 2083.057337]  start_secondary+0xe1/0xf0
[ 2083.057361]  common_startup_64+0x13e/0x148
[ 2083.057382]  </TASK>
[ 2083.057396] ---[ end trace 0000000000000000 ]---