我正在尝试更改 wlan0 设备的 MAC 地址，我尝试过ifconfig wlan0 hw ether。我也尝试过 macchanger，但在我更改它之后，WiFi 无法建立连接。它可以看到 WiFi 网络并提示输入密码，但无法连接。
如果我把 wlan0 置于热点模式nmcli dev wifi hotspot，然后killall wpa_supplicant重新加载 WPA_SUPPLICANT，WiFi 就会开始工作。
有没有办法在加载 WPA_SUP 之前在启动时更改 MAC....???
我应用 dmesg 中的部分内容进行连接尝试：
[10678.334102] wlan: [4255:E :WDA] scan complete - scan_id a065, vdev_id 0
[10678.335161] wlan: [2566:E :SME] Found 9 BSS, statusCode 0
[10678.346879] wlan: [2783:E :HDD] wlan_hdd_cfg80211_set_ie Set UNKNOWN IE 3B
[10678.347884] wlan: [2566:E :SME] Connecting to ssid:Sharky bssid: 00:1e:73:58:9e:e6 rssi: -45 channel: 11 country_code: 00
[10678.348634] wlan: [2566:E :WDA] wma_create_peer: Created peer with peer_addr 00:1e:73:58:9e:e6 vdev_id 0, peer_count - 1
[10678.423676] wlan: [2566:E :WDA] wma_add_sta_req_sta_mode:statype 0 vdevid 0 aid 3 bssid 00:1e:73:58:9e:e6 staIdx 1 status 0
[10678.423836] wlan: 00:03:7f:50:00:02 connected to 00:1e:73:58:9e:e6
[10678.423975] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[10678.424523] 1 log buffers are dropped
[10678.795143] [SSP] debug_work_func( 447): (60) - Sensor state: 0x4f24f4176, RC: 0, CC: 0 DC: 0 TC: 0
[10678.795209] [SSP] 1 : -18, -19, 4019 (100ms, 0ms)
[10682.381878] [SSP] [M] AR--15,-17,4042,100,-1
[10682.463472] wlan: [4255:E :SYS] sysBbtProcessMessageCore: 192: DEAUTH frame allowed: da: 00:03:7f:50:00:01, sa: 00:1e:73:58:9e:e6, bssid: 00:1e:73:58:9e:e6, DEAUTH count so far: 1
[10682.463671] wlan: [2566:E :PE ] limProcessDeauthFrame: 171: Received Deauth frame for Addr: 00:03:7f:50:00:01 (mlm state=eLIM_MLM_LINK_ESTABLISHED_STATE sme state=12 systemrole=3 RSSI=-51) with reason code 2 [eSIR_MAC_PREV_AUTH_NOT_VALID_REASON] from 00:1e:73:58:9e:e6
[10682.463758] wlan: [2566:F :WDA] WDA_TxAbort: vdevid 0 bssid 00:1e:73:58:9e:e6
[10682.464006] wlan: [2566:E :SME] smeProcessCommand: 868: SessionId 0: Cannot process command(131075) while waiting for key
[10682.464717] wlan: disconnected
[10682.466913] wlan: [2566:E :SME] PMC: failure to send messageeWNI_PMC_ENTER_BMPS_REQ status 1
[10682.466985] wlan: [2566:E :SME] pmcOffloadExitPowersaveState: 3383: Master Sta Ps Disabled
[10682.468881] cfg80211: Calling CRDA to update world regulatory domain
[10682.471856] wlan: [5953:E :WDA] regdmn_set_dfs_region: dfs_region: 0
[10682.471952] cfg80211: World regulatory domain updated:
[10682.471997] cfg80211: DFS Master region: unset
[10682.472026] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[10682.472093] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472129] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472204] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472239] cfg80211: (5170000 KHz - 5250000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472274] cfg80211: (5250000 KHz - 5330000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472309] cfg80211: (5490000 KHz - 5730000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472372] cfg80211: (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[10682.472407] cfg80211: (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[10682.472792] TXRX: ol_txrx_peer_detach:peer ffffffc08d6c1000 (00:1e:73:58:9e:e6)
[10682.472854] wlan: [2566:E :WDA] wma_remove_peer: Removed peer with addr 00:1e:73:58:9e:e6 vdevid 0 peer_count 0
[10682.478090] TXRX: ol_rx_peer_unmap_handler: Remove the ID 16 reference to peer ffffffc08d6c1000
[10682.478276] TXRX: ol_rx_peer_unmap_handler: Remove the ID 0 reference to peer ffffffc08d6c1000
[10682.478317] TXRX: Deleting peer ffffffc08d6c1000 (00:1e:73:58:9e:e6)