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Hey guys,
Sorry to doublepost, posted this on the newbie corner but got no replies. Trying my hand here since its a laptop.
Trying to get some ideas on troubleshooting a WiFi issue I've been having.
My WiFi connection as of about a month or 2 has been randomly slowing down to a crawl, where webpages stop loading (but the wifi connection is still showing connected in Network manager icon) or it will just drop completely and I get error saying 'connection mySSID deactivated' followed by 'connection mySSID activated' and will go on a loop like that for a few seconds to a min. Even when it works OK the connection speed is a lot slower than my other devices on the same network
None of my other devices are experiencing this.
I have been running Arch in this laptop for about 4 years, since i first got it, and never really had any issues until the last couple of months.
At one point I got so frustrated, I just reinstalled Arch on the laptop, thinking maybe i had way too many things installed that might be causing conflict. But even with a fresh install, issue persists.
I have recently noticed this happens when connected to my default WIFI's 5GHZ band. If I connect to the 2.4GHZ band things seem stable (although obviously slow)
From lspci-k: network controller: Intel Corporation Cannon Point-LP CNVi [Wireless-AC] (rev 11) Subsystem: Intel Corporation Device 0030 Kernel driver in use: iwlwifi Kernel modules: iwlwifi
Current laptop: Thinkpad X1 Carbon 7th Gen--- KDE Plasma 6.3.5 Kernel: 6.15.2-arch1-1 --Also have the LTS kernel as a backup and the issue happens on that one as well
I ran a journal CTL and found quite a few of these when the issue acts up:
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Microcode SW error detected. Restarting 0x2000000.
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Transport status: 0x0000004A, valid: 6
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Loaded firmware version: 46.7e3e4b69.0 9000-pu-b0-jf-b0-46.ucode
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000071 | NMI_INTERRUPT_UMAC_FATAL
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0080AAF0 | trm_hw_status0
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | trm_hw_status1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x004897FA | branchlink2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0047905E | interruptlink1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00006CB4 | interruptlink2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0001B3B6 | data1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00001000 | data2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xF0000008 | data3
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x3D00559F | beacon time
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x46C45C4A | tsf low
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000021 | tsf hi
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | time gp1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x017D12F7 | time gp2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000001 | uCode revision type
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0000002E | uCode version major
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x7E3E4B69 | uCode version minor
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000312 | hw version
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00489002 | board version
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0AD6001C | hcmd
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xA6F22002 | isr0
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | isr1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x08101802 | isr2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x4041FDCC | isr3
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | isr4
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0064019C | last cmd Id
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0001B3B6 | wait_event
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | l2p_control
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00002020 | l2p_duration
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | l2p_mhvalid
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000084 | l2p_addr_match
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0000000D | lmpm_pmg_sel
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x28021135 | timestamp
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00005078 | flow_handler
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Start IWL Error Log Dump:
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Transport status: 0x0000004A, valid: 7
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x20100705 | ADVANCED_SYSASSERT
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | umac branchlink1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xC0088A3A | umac branchlink2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xC0084CC4 | umac interruptlink1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | umac interruptlink2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00004424 | umac data1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xDEADBEEF | umac data2
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xDEADBEEF | umac data3
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0000002E | umac major
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x7E3E4B69 | umac minor
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x017D12DE | frame pointer
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xC0886C60 | stack pointer
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0064019C | last host cmd
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | isr status reg
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: IML/ROM dump:
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00002324 | IML/ROM error/state
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000003 | IML/ROM data1
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: Fseq Registers:
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x58A2CA06 | FSEQ_ERROR_CODE
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x00000000 | FSEQ_TOP_INIT_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x154C3800 | FSEQ_CNVIO_INIT_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0000A384 | FSEQ_OTP_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x3ECCDBB0 | FSEQ_TOP_CONTENT_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xA778DC57 | FSEQ_ALIVE_TOKEN
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x1481A88C | FSEQ_CNVI_ID
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xEBF5DEFD | FSEQ_CNVR_ID
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x01000100 | CNVI_AUX_MISC_CHIP
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x01300202 | CNVR_AUX_MISC_CHIP
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x0000485B | CNVR_SCU_SD_REGS_SD_REG_DIG_DCDC_VTRIM
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0xA5A5A5A2 | CNVR_SCU_SD_REGS_SD_REG_ACTIVE_VDIG_MIRROR
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x117BFBFE | FSEQ_PREV_CNVIO_INIT_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x772FFDAF | FSEQ_WIFI_FSEQ_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x45B61F66 | FSEQ_BT_FSEQ_VERSION
Jun 22 09:14:53 archlinux kernel: iwlwifi 0000:00:14.3: 0x8A899156 | FSEQ_CLASS_TP_VERSION
Also getting quite a few of these messages:
Jun 22 12:33:32 archlinux wpa_supplicant[546]: wlan0: CTRL-EVENT-SCAN-FAILED ret=-22
As of yesterday Ive been just connected to my 2.4GHz band which , like i said stabilizes things, and no wifi errors on the journal, but would like to be able to connect to 5GHz again for faster speed. Trying to see if there's anything I can try or just wait out and see if future Kernel updates fix this.
Thanks!
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