サードパーティーモジュールである "gc_enforcement" のコードパス内で BUG: unable to handle kernel paging request at 0000776500007852 によりサーバーがクラッシュする

Issue

• サーバーが、カーネルページング要求を処理できないためクラッシュしました。

BUG: unable to handle kernel paging request at 0000776500007852
IP: [<ffffffffa087d605>] endr_port_table_find_explicit_rcu+0x195/0x4a0 [gc_enforcement]  <<====
Call Trace:
 <IRQ> 
 [<ffffffffa087d93f>] endr_port_table_find_task+0x2f/0x100 [gc_enforcement]
 [<ffffffffa085e109>] ? _endr_sm_process_packet_do+0xc9/0x7f40 [gc_enforcement]
 [<ffffffffa082f32c>] endr_sysctl_init+0x2bc/0x2550 [gc_enforcement]
 [<ffffffff814ff9d5>] ? inet_addr_type+0xa5/0x130
 [<ffffffff814caa2f>] ? __ip_local_out+0x9f/0xb0
 [<ffffffff81013ec3>] ? native_sched_clock+0x13/0x80
 [<ffffffff81013479>] ? sched_clock+0x9/0x10
 [<ffffffffa08375b9>] ? endr_trace_clock+0x9/0x10 [gc_enforcement]
 [<ffffffffa0865ff0>] ? endr_sm_process_packet_do+0x70/0x120 [gc_enforcement]
 [<ffffffffa083369b>] endr_nf_init+0x1ddb/0x44a0 [gc_enforcement]
 [<ffffffffa015815f>] ? addrtype_mt_v1+0xdf/0x110 [ipt_addrtype]
 [<ffffffffa01dc115>] ? ipt_do_table+0x295/0x680 [ip_tables]
 [<ffffffffa0319bf4>] ? nf_ct_invert_tuple+0x84/0xa0 [nf_conntrack]
 [<ffffffffa031accd>] ? nf_conntrack_tuple_taken+0x14d/0x160 [nf_conntrack]
 [<ffffffffa0835f07>] _endr_nfhook_in+0x17/0x20 [gc_enforcement]
 [<ffffffffa0835f83>] endr_nfhook_in+0x73/0x170 [gc_enforcement]
 [<ffffffffa083607c>] endr_nfhook_in+0x16c/0x170 [gc_enforcement]
 [<ffffffff814ba02f>] nf_iterate+0x6f/0xb0
 [<ffffffff814c5120>] ? ip_local_deliver_finish+0x0/0x2d0
 [<ffffffff814ba1e6>] nf_hook_slow+0x76/0x120
 [<ffffffff814c5120>] ? ip_local_deliver_finish+0x0/0x2d0
 [<ffffffff814c544a>] ip_local_deliver+0x5a/0xa0
 [<ffffffff814c4923>] ip_rcv_finish+0x133/0x460
 [<ffffffff814c4ec8>] ip_rcv+0x278/0x360
 [<ffffffff814891f3>] __netif_receive_skb+0x203/0x590
 [<ffffffff8148d0d8>] netif_receive_skb+0x58/0x60