它是 debian 10，带有来自向后移植的 Linux 内核 5.2 和英特尔的集成 wifi 模块。屏幕抓取（无徽标）：
tr@computer
OS: Debian 10 buster
Kernel: x86_64 Linux 5.2.0-0.bpo.2-amd64
Uptime: 4m
Packages: 2778
Shell: bash
Resolution: 1920x1080
DE: KDE 5.54.0 / Plasma 5.14.5
WM: KWin
WM Theme: Inspiration
GTK Theme: Breeze [GTK2/3]
Icon Theme: breeze
Font: Noto Sans Regular
CPU: Intel Core i5-8265U @ 8x 3.9GHz [38.0°C]
GPU: Mesa DRI Intel(R) HD Graphics (Whiskey Lake 3x8 GT2)
RAM: 1881MiB / 15995MiB
有一天，无线网络突然消失了。网络管理器 GUI 中无法选择 wifi 网络。然后我尝试了其他发行版（Kali Linux），wifi 工作正常。在 Debian 中重新启动后，它可以工作很短的一段时间。然后就消失了。请告诉我可以做什么来修复它或告诉我存在一些硬件问题。
$ sudo ifconfig
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1000 (Local Loopback)
RX packets 186 bytes 9824 (9.5 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 186 bytes 9824 (9.5 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
还有一些 dmesg：
$ sudo modprobe iwlwifi && sudo dmesg|grep iwl
[ 7.912510] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002)
[ 7.938112] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-46.ucode (-2)
[ 7.939740] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-46.ucode failed with error -2
[ 7.939792] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-45.ucode (-2)
[ 7.940552] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-45.ucode failed with error -2
[ 7.940577] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-44.ucode (-2)
[ 7.941580] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-44.ucode failed with error -2
[ 7.941644] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-43.ucode (-2)
[ 7.942631] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-43.ucode failed with error -2
[ 7.942707] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-42.ucode (-2)
[ 7.943702] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-42.ucode failed with error -2
[ 8.141135] iwlwifi 0000:00:14.3: firmware: direct-loading firmware iwlwifi-9000-pu-b0-jf-b0-41.ucode
[ 8.142804] iwlwifi 0000:00:14.3: loaded firmware version 41.fc1a7aea.0 op_mode iwlmvm
[ 9.032237] iwlwifi 0000:00:14.3: Detected Intel(R) Dual Band Wireless AC 9462, REV=0x318
[ 10.069437] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
[ 10.317365] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 10.317691] iwlwifi 0000:00:14.3: Fseq Registers:
[ 10.317966] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 10.318239] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 10.318634] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 10.319179] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 10.319626] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 10.320104] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 10.320462] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 10.320947] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 10.321331] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 10.321731] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 10.322111] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 10.322499] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 10.322900] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 10.323224] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 10.323590] iwlwifi 0000:00:14.3: Firmware not running - cannot dump error
[ 10.337476] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
更新：尝试更新内核和固件：
sudo apt update; sudo apt -t buster-backports install linux-image-amd64 firmware-iwlwifi
所以现在：
Kernel: x86_64 Linux 5.10.0-0.deb10.16-amd64
dmesg 给出了什么：
[ 6.618473] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002)
[ 6.620707] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-46.ucode (-2)
[ 6.622753] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-46.ucode failed with error -2
[ 6.622815] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-45.ucode (-2)
[ 6.623471] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-45.ucode failed with error -2
[ 6.623503] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-44.ucode (-2)
[ 6.624122] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-44.ucode failed with error -2
[ 6.624149] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-43.ucode (-2)
[ 6.624771] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-43.ucode failed with error -2
[ 6.624826] iwlwifi 0000:00:14.3: firmware: failed to load iwlwifi-9000-pu-b0-jf-b0-42.ucode (-2)
[ 6.625462] iwlwifi 0000:00:14.3: Direct firmware load for iwlwifi-9000-pu-b0-jf-b0-42.ucode failed with error -2
[ 6.664009] iwlwifi 0000:00:14.3: firmware: direct-loading firmware iwlwifi-9000-pu-b0-jf-b0-41.ucode
[ 6.666129] iwlwifi 0000:00:14.3: loaded firmware version 41.fc1a7aea.0 9000-pu-b0-jf-b0-41.ucode op_mode iwlmvm
[ 6.666203] iwlwifi 0000:00:14.3: firmware: failed to load iwl-debug-yoyo.bin (-2)
[ 7.223628] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x318
[ 8.249058] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 8.251750] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
[ 8.497690] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 8.498219] iwlwifi 0000:00:14.3: Fseq Registers:
[ 8.498736] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 8.499257] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 8.499783] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 8.500313] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 8.500875] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 8.501925] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 8.502550] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 8.503098] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 8.503648] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 8.504235] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 8.504881] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 8.505848] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 8.506416] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 8.506984] iwlwifi 0000:00:14.3: Collecting data: trigger 16 fired.
[ 9.171407] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
[ 9.184659] iwlwifi 0000:00:14.3: retry init count 0
[ 9.185520] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x318
[ 10.200847] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 10.200849] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
[ 10.449727] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 10.450314] iwlwifi 0000:00:14.3: Fseq Registers:
[ 10.450882] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 10.451449] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 10.452019] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 10.452582] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 10.453196] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 10.453835] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 10.454407] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 10.454949] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 10.455488] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 10.456063] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 10.456669] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 10.457317] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 10.457931] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 10.458621] iwlwifi 0000:00:14.3: Collecting data: trigger 16 fired.
[ 11.125131] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
[ 11.138342] iwlwifi 0000:00:14.3: retry init count 1
[ 11.139094] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x318
[ 12.152972] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 12.155277] iwlwifi 0000:00:14.3: Collecting data: trigger 15 fired.
[ 12.401205] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 12.401772] iwlwifi 0000:00:14.3: Fseq Registers:
[ 12.402323] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 12.402878] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 12.403432] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 12.403988] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 12.404542] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 12.405153] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 12.405802] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 12.406389] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 12.406942] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 12.407529] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 12.408148] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 12.408739] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 12.409355] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 12.409953] iwlwifi 0000:00:14.3: Collecting data: trigger 16 fired.
[ 13.073281] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
[ 13.086504] iwlwifi 0000:00:14.3: retry init count 2
尝试从 git 固件存储库获取最新固件（请参阅评论）：
[ 6.826954] iwlwifi 0000:00:14.3: enabling device (0000 -> 0002)
[ 6.958153] iwlwifi 0000:00:14.3: firmware: direct-loading firmware iwlwifi-9000-pu-b0-jf-b0-46.ucode
[ 6.958199] iwlwifi 0000:00:14.3: WRT: Overriding region id 0
[ 6.958202] iwlwifi 0000:00:14.3: WRT: Overriding region id 1
[ 6.958205] iwlwifi 0000:00:14.3: WRT: Overriding region id 2
[ 6.958208] iwlwifi 0000:00:14.3: WRT: Overriding region id 3
[ 6.958210] iwlwifi 0000:00:14.3: WRT: Overriding region id 4
[ 6.958213] iwlwifi 0000:00:14.3: WRT: Overriding region id 6
[ 6.958216] iwlwifi 0000:00:14.3: WRT: Overriding region id 8
[ 6.958218] iwlwifi 0000:00:14.3: WRT: Overriding region id 9
[ 6.958221] iwlwifi 0000:00:14.3: WRT: Overriding region id 10
[ 6.958223] iwlwifi 0000:00:14.3: WRT: Overriding region id 11
[ 6.958226] iwlwifi 0000:00:14.3: WRT: Overriding region id 15
[ 6.958228] iwlwifi 0000:00:14.3: WRT: Overriding region id 16
[ 6.958231] iwlwifi 0000:00:14.3: WRT: Overriding region id 18
[ 6.958233] iwlwifi 0000:00:14.3: WRT: Overriding region id 19
[ 6.958236] iwlwifi 0000:00:14.3: WRT: Overriding region id 20
[ 6.958239] iwlwifi 0000:00:14.3: WRT: Overriding region id 21
[ 6.958241] iwlwifi 0000:00:14.3: WRT: Overriding region id 28
[ 6.959317] iwlwifi 0000:00:14.3: loaded firmware version 46.ea3728ee.0 9000-pu-b0-jf-b0-46.ucode op_mode iwlmvm
[ 6.959384] iwlwifi 0000:00:14.3: firmware: failed to load iwl-debug-yoyo.bin (-2)
[ 7.551857] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x318
[ 8.569650] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 8.817784] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 8.818283] iwlwifi 0000:00:14.3: Fseq Registers:
[ 8.818773] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 8.819268] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 8.819767] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 8.820271] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 8.820780] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 8.821366] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 8.821907] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 8.822452] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 8.822974] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 8.823534] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 8.824128] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 8.824699] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 8.825296] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 8.838504] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
[ 8.851562] iwlwifi 0000:00:14.3: retry init count 0
[ 8.854369] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x318
[ 9.881525] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 10.129861] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 10.130465] iwlwifi 0000:00:14.3: Fseq Registers:
[ 10.131063] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 10.131690] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 10.132312] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 10.132925] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 10.133664] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 10.134287] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 10.134884] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 10.135455] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 10.136016] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 10.136623] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 10.137361] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 10.137978] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 10.138540] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 10.151474] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
[ 10.164717] iwlwifi 0000:00:14.3: retry init count 1
[ 10.165540] iwlwifi 0000:00:14.3: Detected Intel(R) Wireless-AC 9462, REV=0x318
[ 11.193707] iwlwifi 0000:00:14.3: SecBoot CPU1 Status: 0x0, CPU2 Status: 0x0
[ 11.441253] iwlwifi 0000:00:14.3: Not valid error log pointer 0x00000000 for Init uCode
[ 11.441813] iwlwifi 0000:00:14.3: Fseq Registers:
[ 11.442349] iwlwifi 0000:00:14.3: 0x0FFC584F | FSEQ_ERROR_CODE
[ 11.442890] iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 11.443431] iwlwifi 0000:00:14.3: 0xCD9D37A4 | FSEQ_CNVIO_INIT_VERSION
[ 11.443972] iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
[ 11.444512] iwlwifi 0000:00:14.3: 0x6F4F502E | FSEQ_TOP_CONTENT_VERSION
[ 11.445052] iwlwifi 0000:00:14.3: 0xDB70CD67 | FSEQ_ALIVE_TOKEN
[ 11.445636] iwlwifi 0000:00:14.3: 0x42C5B8B1 | FSEQ_CNVI_ID
[ 11.446288] iwlwifi 0000:00:14.3: 0x53D8B3A8 | FSEQ_CNVR_ID
[ 11.446852] iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
[ 11.447439] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_AUX_MISC_CHIP
[ 11.448055] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 11.448641] iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 11.449248] iwlwifi 0000:00:14.3: Failed to start INIT ucode: -110
[ 11.461479] iwlwifi 0000:00:14.3: Failed to run INIT ucode: -110
[ 11.473425] iwlwifi 0000:00:14.3: retry init count 2