Recently I've replaced the faulty Killer Wireless card in my Dell XPS 13 9360 with the Intel 9260 since I heard it was a great replacement. However, ever since I installed it, it seems to not integrate that well into Mint. What I mean is that it *is* recognized as a device:
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ion@ion-XPS-13-9360:~$ lspci -v | grep Network
3a:00.0 Network controller: Intel Corporation Wireless-AC 9260 (rev 29)
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ion@ion-XPS-13-9360:~$ iwconfig
docker0 no wireless extensions.
lo no wireless extensions.
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ion@ion-XPS-13-9360:~$ rfkill
ID TYPE DEVICE SOFT HARD
0 bluetooth hci0 blocked unblocked
I've scoured many, many solutions to similar situations yet I've tried almost all of them and absolutely none of them worked. These include: Installing Drivers from intel, installing the latest driver from intel, reinstalling linux-firmware, using the backports (backtree?), using FN + F10 to switch on wireless, reenabling the iwlwifi using modprobe, removing it and readding it with modprobe, downgrading the kernel, upgrading the kernel, reinstalling iwlwifi, turning off Fast Boot in Windows. Yes, I do have a Dual-Boot setup and yet I've triple checked that everything relating to fastboot is turned off.
I know it's not related to hardware since when I've used it in Windows, it just works without a hitch, smoothly. Even identified it off the bat. But in LM, it seems to have some serious issues when using it for WiFi, confirming it's an issue on the software side. But I'm at a loss.
Here's my kernel:
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ion@ion-XPS-13-9360:~$ uname -r
5.4.0-70-generic
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ion@ion-XPS-13-9360:~$ dmesg | grep -i iwlwifi
[ 5.585279] iwlwifi 0000:3a:00.0: enabling device (0000 -> 0002)
[ 5.614130] iwlwifi 0000:3a:00.0: Found debug destination: EXTERNAL_DRAM
[ 5.614134] iwlwifi 0000:3a:00.0: Found debug configuration: 0
[ 5.614488] iwlwifi 0000:3a:00.0: loaded firmware version 46.6bf1df06.0 op_mode iwlmvm
[ 5.752727] iwlwifi 0000:3a:00.0: Detected Intel(R) Wireless-AC 9260 160MHz, REV=0x324
[ 5.760482] iwlwifi 0000:3a:00.0: Applying debug destination EXTERNAL_DRAM
[ 5.760938] iwlwifi 0000:3a:00.0: Allocated 0x00400000 bytes for firmware monitor.
[ 5.804881] iwlwifi 0000:3a:00.0: Can't parse empty family 8000 OTP/NVM sections
[ 5.804886] iwlwifi 0000:3a:00.0: Failed to read NVM: -61
[ 5.804889] iwlwifi 0000:3a:00.0: Collecting data: trigger 16 fired.
[ 5.806126] iwlwifi 0000:3a:00.0: Start IWL Error Log Dump:
[ 5.806129] iwlwifi 0000:3a:00.0: Status: 0x00000040, count: 6
[ 5.806131] iwlwifi 0000:3a:00.0: Loaded firmware version: 46.6bf1df06.0
[ 5.806133] iwlwifi 0000:3a:00.0: 0x00000084 | NMI_INTERRUPT_UNKNOWN
[ 5.806135] iwlwifi 0000:3a:00.0: 0x000022F0 | trm_hw_status0
[ 5.806137] iwlwifi 0000:3a:00.0: 0x00000000 | trm_hw_status1
[ 5.806139] iwlwifi 0000:3a:00.0: 0x000214E4 | branchlink2
[ 5.806141] iwlwifi 0000:3a:00.0: 0x00022FA6 | interruptlink1
[ 5.806143] iwlwifi 0000:3a:00.0: 0x00003E7A | interruptlink2
[ 5.806145] iwlwifi 0000:3a:00.0: 0x0000CF92 | data1
[ 5.806146] iwlwifi 0000:3a:00.0: 0xFF000000 | data2
[ 5.806148] iwlwifi 0000:3a:00.0: 0xF0000008 | data3
[ 5.806150] iwlwifi 0000:3a:00.0: 0x00000000 | beacon time
[ 5.806152] iwlwifi 0000:3a:00.0: 0x00002CBF | tsf low
[ 5.806154] iwlwifi 0000:3a:00.0: 0x00000000 | tsf hi
[ 5.806155] iwlwifi 0000:3a:00.0: 0x00000000 | time gp1
[ 5.806157] iwlwifi 0000:3a:00.0: 0x00002CC0 | time gp2
[ 5.806159] iwlwifi 0000:3a:00.0: 0x00000009 | uCode revision type
[ 5.806161] iwlwifi 0000:3a:00.0: 0x0000002E | uCode version major
[ 5.806163] iwlwifi 0000:3a:00.0: 0x6BF1DF06 | uCode version minor
[ 5.806164] iwlwifi 0000:3a:00.0: 0x00000321 | hw version
[ 5.806166] iwlwifi 0000:3a:00.0: 0x00C89004 | board version
[ 5.806168] iwlwifi 0000:3a:00.0: 0x000C0188 | hcmd
[ 5.806170] iwlwifi 0000:3a:00.0: 0x00022000 | isr0
[ 5.806172] iwlwifi 0000:3a:00.0: 0x00000000 | isr1
[ 5.806174] iwlwifi 0000:3a:00.0: 0x08001802 | isr2
[ 5.806175] iwlwifi 0000:3a:00.0: 0x004000C0 | isr3
[ 5.806177] iwlwifi 0000:3a:00.0: 0x00000001 | isr4
[ 5.806179] iwlwifi 0000:3a:00.0: 0x000C0188 | last cmd Id
[ 5.806181] iwlwifi 0000:3a:00.0: 0x0000CF92 | wait_event
[ 5.806183] iwlwifi 0000:3a:00.0: 0x00000000 | l2p_control
[ 5.806184] iwlwifi 0000:3a:00.0: 0x00000000 | l2p_duration
[ 5.806186] iwlwifi 0000:3a:00.0: 0x00000000 | l2p_mhvalid
[ 5.806188] iwlwifi 0000:3a:00.0: 0x00000000 | l2p_addr_match
[ 5.806190] iwlwifi 0000:3a:00.0: 0x0000000F | lmpm_pmg_sel
[ 5.806192] iwlwifi 0000:3a:00.0: 0x08081424 | timestamp
[ 5.806194] iwlwifi 0000:3a:00.0: 0x0000002C | flow_handler
[ 5.806277] iwlwifi 0000:3a:00.0: Start IWL Error Log Dump:
[ 5.806279] iwlwifi 0000:3a:00.0: Status: 0x00000040, count: 7
[ 5.806281] iwlwifi 0000:3a:00.0: 0x20000066 | NMI_INTERRUPT_HOST
[ 5.806283] iwlwifi 0000:3a:00.0: 0x00000000 | umac branchlink1
[ 5.806285] iwlwifi 0000:3a:00.0: 0xC008888E | umac branchlink2
[ 5.806286] iwlwifi 0000:3a:00.0: 0xC0084414 | umac interruptlink1
[ 5.806288] iwlwifi 0000:3a:00.0: 0xC0084414 | umac interruptlink2
[ 5.806290] iwlwifi 0000:3a:00.0: 0x01000000 | umac data1
[ 5.806292] iwlwifi 0000:3a:00.0: 0xC0084414 | umac data2
[ 5.806294] iwlwifi 0000:3a:00.0: 0xDEADBEEF | umac data3
[ 5.806295] iwlwifi 0000:3a:00.0: 0x0000002E | umac major
[ 5.806297] iwlwifi 0000:3a:00.0: 0x6BF1DF06 | umac minor
[ 5.806299] iwlwifi 0000:3a:00.0: 0x00002CBA | frame pointer
[ 5.806301] iwlwifi 0000:3a:00.0: 0xC088627C | stack pointer
[ 5.806303] iwlwifi 0000:3a:00.0: 0x000C0188 | last host cmd
[ 5.806305] iwlwifi 0000:3a:00.0: 0x00000000 | isr status reg
[ 5.806359] iwlwifi 0000:3a:00.0: Fseq Registers:
[ 5.806411] iwlwifi 0000:3a:00.0: 0xC21DB78A | FSEQ_ERROR_CODE
[ 5.806462] iwlwifi 0000:3a:00.0: 0x00000000 | FSEQ_TOP_INIT_VERSION
[ 5.806512] iwlwifi 0000:3a:00.0: 0xC4DEDFA8 | FSEQ_CNVIO_INIT_VERSION
[ 5.806564] iwlwifi 0000:3a:00.0: 0x0000A371 | FSEQ_OTP_VERSION
[ 5.806615] iwlwifi 0000:3a:00.0: 0x0BCA4881 | FSEQ_TOP_CONTENT_VERSION
[ 5.806666] iwlwifi 0000:3a:00.0: 0x3AD991C6 | FSEQ_ALIVE_TOKEN
[ 5.806717] iwlwifi 0000:3a:00.0: 0x3DC7BF83 | FSEQ_CNVI_ID
[ 5.806768] iwlwifi 0000:3a:00.0: 0xA0C633CA | FSEQ_CNVR_ID
[ 5.806819] iwlwifi 0000:3a:00.0: 0x01000200 | CNVI_AUX_MISC_CHIP
[ 5.806873] iwlwifi 0000:3a:00.0: 0x01300202 | CNVR_AUX_MISC_CHIP
[ 5.806927] iwlwifi 0000:3a:00.0: 0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
[ 5.807031] iwlwifi 0000:3a:00.0: 0x0BADCAFE | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
[ 5.807082] iwlwifi 0000:3a:00.0: Firmware not running - cannot dump error
[ 5.819224] iwlwifi 0000:3a:00.0: Failed to run INIT ucode: -61