~$ sudo rfkill list
[sudo] password for drakonkn:
0: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no
1: ideapad_wlan: Wireless LAN
Soft blocked: no
Hard blocked: no
2: ideapad_bluetooth: Bluetooth
Soft blocked: yes
Hard blocked: no
3: i2400m-usb:2-1.4:1.0: WiMAX
Soft blocked: yes
Hard blocked: no
~$ dmesg | grep -i "iwl\|error\|fail\|wlan\|wire\|firmw"
[ 0.363382] [Firmware Bug]: ACPI: BIOS _OSI(Linux) query ignored
[ 1.054448] pci0000:00: ACPI _OSC request failed (AE_ERROR), returned control mask: 0x1d
[ 1.060324] pci0000:ff: ACPI _OSC request failed (AE_NOT_FOUND), returned control mask: 0x1d
[ 12.387246] Intel(R) Wireless WiFi Link AGN driver for Linux, in-tree:
[ 12.387529] iwlwifi 0000:04:00.0: PCI INT A -> GSI 17 (level, low) -> IRQ 17
[ 12.387559] iwlwifi 0000:04:00.0: setting latency timer to 64
[ 12.387602] iwlwifi 0000:04:00.0: pci_resource_len = 0x00002000
[ 12.387604] iwlwifi 0000:04:00.0: pci_resource_base = ffffc90000358000
[ 12.387607] iwlwifi 0000:04:00.0: HW Revision ID = 0x0
[ 12.387779] iwlwifi 0000:04:00.0: irq 44 for MSI/MSI-X
[ 12.387857] iwlwifi 0000:04:00.0: Detected Intel(R) WiMAX/WiFi Link 5150 ABG, REV=0x44
[ 12.387964] iwlwifi 0000:04:00.0: L1 Enabled; Disabling L0S
[ 12.410355] iwlwifi 0000:04:00.0: device EEPROM VER=0x223, CALIB=0x4
[ 12.410358] iwlwifi 0000:04:00.0: Invalid 11n configuration
[ 12.410449] iwlwifi 0000:04:00.0: PCI INT A disabled
[ 12.410455] iwlwifi: probe of 0000:04:00.0 failed with error -22
[ 13.069921] psmouse serio1: elantech: assuming hardware version 2 (with firmware version 0x040002)
[ 14.281224] [drm] nouveau 0000:02:00.0: 0x6D95: i2c wr fail: -6
[ 14.609568] [drm:intel_dsm_platform_mux_info] *ERROR* MUX INFO call failed
[ 16.792425] i2400m_usb 2-1.4:1.0: firmware interface version 9.3.2
[ 18.709899] EXT4-fs (sda6): re-mounted. Opts: errors=remount-ro
[ 20.022114] init: failsafe main process (875) killed by TERM signal