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tcpdump を収集すると Bluetooth モジュールが自動的にロードされる

Solution Verified - Updated -

Issue

  • tcpdump を収集する際に Bluetooth モジュールが自動的にロードされます。
  • tcpdump を実行すると、次のメッセージが /var/log/messages に表示されます。
kernel: Bluetooth: Core ver 2.15
kernel: NET: Registered protocol family 31
kernel: Bluetooth: HCI device and connection manager initialized
kernel: Bluetooth: HCI socket layer initialized
kernel: Netfilter messages via NETLINK v0.30.

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • tcpdump/wireshark

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