After updating to kernel-default-4.12.14-lp151.28.40.1.x86_64, WLAN is broken on one of our systems:

2020-03-19T13:32:18.821843+01:00 nde17 kernel: [  341.431079] iwlwifi 0000:02:00.0: Detected Intel(R) Dual Band Wireless AC 3168, REV=0x220
2020-03-19T13:32:18.841745+01:00 nde17 kernel: [  341.450387] iwlwifi 0000:02:00.0: Can't parse phy_sku in B0, empty sections
2020-03-19T13:32:18.841780+01:00 nde17 kernel: [  341.450393] iwlwifi 0000:02:00.0: Failed to read NVM: -61
2020-03-19T13:32:18.853581+01:00 nde17 kernel: [  341.462948] iwlwifi 0000:02:00.0: Failed to run INIT ucode: -61
2020-03-19T13:32:43.182628+01:00 nde17 kernel: [  365.792673] Intel(R) Wireless WiFi driver for Linux
2020-03-19T13:32:43.182670+01:00 nde17 kernel: [  365.792675] Copyright(c) 2003- 2015 Intel Corporation
2020-03-19T13:32:43.185570+01:00 nde17 kernel: [  365.795039] iwlwifi 0000:02:00.0: loaded firmware version 29.1654887522.0 op_mode iwlmvm
2020-03-19T13:32:43.192842+01:00 nde17 kernel: [  365.803778] iwlwifi 0000:02:00.0: Detected Intel(R) Dual Band Wireless AC 3168, REV=0x220
2020-03-19T13:32:43.213715+01:00 nde17 kernel: [  365.822579] iwlwifi 0000:02:00.0: Can't parse phy_sku in B0, empty sections
2020-03-19T13:32:43.213750+01:00 nde17 kernel: [  365.822585] iwlwifi 0000:02:00.0: Failed to read NVM: -61
2020-03-19T13:32:43.225586+01:00 nde17 kernel: [  365.835184] iwlwifi 0000:02:00.0: Failed to run INIT ucode: -61
2020-03-19T13:33:20.758577+01:00 nde17 kernel: [  403.368128] Intel(R) Wireless WiFi driver for Linux
2020-03-19T13:33:20.758603+01:00 nde17 kernel: [  403.368130] Copyright(c) 2003- 2015 Intel Corporation
2020-03-19T13:33:20.761552+01:00 nde17 kernel: [  403.371799] iwlwifi 0000:02:00.0: loaded firmware version 29.1654887522.0 op_mode iwlmvm
2020-03-19T13:33:20.770137+01:00 nde17 kernel: [  403.379687] iwlwifi 0000:02:00.0: Detected Intel(R) Dual Band Wireless AC 3168, REV=0x220
2020-03-19T13:33:20.789753+01:00 nde17 kernel: [  403.399611] iwlwifi 0000:02:00.0: Can't parse phy_sku in B0, empty sections
2020-03-19T13:33:20.789786+01:00 nde17 kernel: [  403.399617] iwlwifi 0000:02:00.0: Failed to read NVM: -61
2020-03-19T13:33:20.801606+01:00 nde17 kernel: [  403.412206] iwlwifi 0000:02:00.0: Failed to run INIT ucode: -61

Reverting the kernel to kernel-default-4.12.14-lp151.28.36.1.x86_64 brings back the required hardware support:

2020-03-19T13:44:56.868732+01:00 nde17 kernel: [    6.065618] iwlwifi 0000:02:00.0: loaded firmware version 29.1654887522.0 op_mode iwlmvm
[...]
2020-03-19T13:44:56.868754+01:00 nde17 kernel: [    6.275353] iwlwifi 0000:02:00.0: Detected Intel(R) Dual Band Wireless AC 3168, REV=0x220
2020-03-19T13:44:56.868755+01:00 nde17 kernel: [    6.299277] iwlwifi 0000:02:00.0: base HW address: 30:e3:7a:81:5c:04
2020-03-19T13:44:56.868755+01:00 nde17 kernel: [    6.392143] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'

This may be related to https://bugzilla.kernel.org/show_bug.cgi?id=206329