Public bug reported:
Description: Ubuntu 18.04 LTS (beaver-three-eyed-raven X92)
After update of linux-image-generic-hwe-18.04 to present version 5.3.0.26.95
the wifi of Dell XPS 13 7390 (0962) stops working. Reboot into previous kernel
version 5.0.0-37-generic for same package gets wifi back working. Error can be
reproduced.
Wifi Kernel module iwlmvm is loaded with both kernel versions, but on
5.3.0.26.95 dmesg shows additional statements:
[ 29.927865] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
[ 29.928160] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
[ 29.928284] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
[ 29.928625] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
---------
Output on older working package version 5.0.0-37:
Linux feynman 5.0.0-37-generic #40~18.04.1-Ubuntu SMP Thu Nov 14
12:06:39 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
# dmesg | grep iwl
[ 3.294262] Loading modules backported from iwlwifi
[ 3.294263] iwlwifi-stack-public:master:7906:7773a757
[ 3.347031] iwlwifi 0000:02:00.0: enabling device (0000 -> 0002)
[ 3.353323] iwlwifi 0000:02:00.0: Direct firmware load for iwl-dbg-cfg.ini
failed with error -2
[ 3.353591] iwlwifi 0000:02:00.0: Direct firmware load for
iwlwifi-cc-a0-51.ucode failed with error -2
[ 3.353599] iwlwifi 0000:02:00.0: Direct firmware load for
iwlwifi-cc-a0-50.ucode failed with error -2
[ 3.353709] iwlwifi 0000:02:00.0: Direct firmware load for
iwlwifi-cc-a0-49.ucode failed with error -2
[ 3.354745] iwlwifi 0000:02:00.0: TLV_FW_FSEQ_VERSION: FSEQ Version:
43.2.23.17
[ 3.354747] iwlwifi 0000:02:00.0: Found debug destination: EXTERNAL_DRAM
[ 3.354748] iwlwifi 0000:02:00.0: Found debug configuration: 0
[ 3.354916] iwlwifi 0000:02:00.0: loaded firmware version 48.4fa0041f.0
op_mode iwlmvm
[ 3.395146] iwlwifi 0000:02:00.0: Detected Killer(R) Wi-Fi 6 AX1650w 160MHz
Wireless Network Adapter (200D2W), REV=0x340
[ 3.407374] iwlwifi 0000:02:00.0: Applying debug destination EXTERNAL_DRAM
[ 3.407526] iwlwifi 0000:02:00.0: Allocated 0x00400000 bytes for firmware
monitor.
[ 3.578742] iwlwifi 0000:02:00.0: base HW address: 4c:1d:96:49:65:ba
[ 15.975434] iwlwifi 0000:02:00.0: Applying debug destination EXTERNAL_DRAM
[ 16.139844] iwlwifi 0000:02:00.0: FW already configured (0) - re-configuring
# rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
# lspci -knn | grep Net -A3
02:00.0 Network controller [0280]: Intel Corporation Device [8086:2723] (rev 1a)
Subsystem: Bigfoot Networks, Inc. Device [1a56:1653]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
03:00.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 Bridge (C
step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02)
# lsmod |grep iwl
iwlmvm 425984 0
mac80211 761856 1 iwlmvm
iwlwifi 376832 1 iwlmvm
cfg80211 667648 3 iwlmvm,iwlwifi,mac80211
compat 16384 4 iwlmvm,iwlwifi,mac80211,cfg80211
---------
Output on current NON working package version 5.3.0.26.95:
Linux feynman 5.3.0-26-generic #28~18.04.1-Ubuntu SMP Wed Dec 18
16:40:14 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux
# dmesg | grep iwl
[ 3.334180] Loading modules backported from iwlwifi
[ 3.334181] iwlwifi-stack-public:master:7906:7773a757
[ 3.379840] iwlwifi 0000:02:00.0: enabling device (0000 -> 0002)
[ 3.390926] iwlwifi 0000:02:00.0: Direct firmware load for iwl-dbg-cfg.ini
failed with error -2
[ 3.391044] iwlwifi 0000:02:00.0: Direct firmware load for
iwlwifi-cc-a0-51.ucode failed with error -2
[ 3.391131] iwlwifi 0000:02:00.0: Direct firmware load for
iwlwifi-cc-a0-50.ucode failed with error -2
[ 3.391141] iwlwifi 0000:02:00.0: Direct firmware load for
iwlwifi-cc-a0-49.ucode failed with error -2
[ 3.392083] iwlwifi 0000:02:00.0: TLV_FW_FSEQ_VERSION: FSEQ Version:
43.2.23.17
[ 3.392086] iwlwifi 0000:02:00.0: Found debug destination: EXTERNAL_DRAM
[ 3.392087] iwlwifi 0000:02:00.0: Found debug configuration: 0
[ 3.392245] iwlwifi 0000:02:00.0: loaded firmware version 48.4fa0041f.0
op_mode iwlmvm
[ 3.417954] iwlwifi 0000:02:00.0: Detected Killer(R) Wi-Fi 6 AX1650w 160MHz
Wireless Network Adapter (200D2W), REV=0x340
[ 3.432406] iwlwifi 0000:02:00.0: Applying debug destination EXTERNAL_DRAM
[ 3.432726] iwlwifi 0000:02:00.0: Allocated 0x00400000 bytes for firmware
monitor.
[ 3.604004] iwlwifi 0000:02:00.0: base HW address: 4c:1d:96:49:65:ba
[ 21.194683] iwlwifi 0000:02:00.0: Applying debug destination EXTERNAL_DRAM
[ 21.359421] iwlwifi 0000:02:00.0: FW already configured (0) - re-configuring
[ 29.927865] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
[ 29.928160] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
[ 29.928284] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
[ 29.928625] iwlwifi 0000:02:00.0: Unhandled alg: 0x707
# rfkill list
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
# lspci -knn | grep Net -A3
02:00.0 Network controller [0280]: Intel Corporation Device [8086:2723] (rev 1a)
Subsystem: Bigfoot Networks, Inc. Device [1a56:1653]
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
03:00.0 PCI bridge [0604]: Intel Corporation JHL6540 Thunderbolt 3 Bridge (C
step) [Alpine Ridge 4C 2016] [8086:15d3] (rev 02)
# lsmod |grep iwl
iwlmvm 430080 0
mac80211 770048 1 iwlmvm
iwlwifi 380928 1 iwlmvm
cfg80211 671744 3 iwlmvm,iwlwifi,mac80211
compat 16384 4 iwlmvm,iwlwifi,mac80211,cfg80211
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-generic-hwe-18.04 5.3.0.26.95
ProcVersionSignature: Ubuntu 5.3.0-26.28~18.04.1-generic 5.3.13
Uname: Linux 5.3.0-26-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.9
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Mon Jan 20 21:45:18 2020
DistributionChannelDescriptor:
# This is the distribution channel descriptor for the OEM CDs
# For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
canonical-oem-somerville-bionic-amd64-20180608-47+beaver-three-eyed-raven+X92
InstallationDate: Installed on 2019-12-10 (41 days ago)
InstallationMedia: Ubuntu 18.04 "Bionic" - Build amd64 LIVE Binary
20180608-09:38
SourcePackage: linux-meta-hwe
UpgradeStatus: No upgrade log present (probably fresh install)
** Affects: linux-meta-hwe (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug bionic
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https://bugs.launchpad.net/bugs/1860373
Title:
Killer(R) Wi-Fi 6 AX1650w 160MHz Wireless Network Adapter (200D2W) not
working in kernel 5.3
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