According to https://github.com/torvalds/linux/blob/master/drivers/platform/x86/dell-wmi.c this key isn't supported by kernel. To add support record { KE_IGNORE, 0xe008, { KEY_RFKILL } } must be added to array dell_wmi_keymap_type_0010. Right now it exists only in dell_wmi_keymap_type_0000.
Here is a piece of kern.log on mainline kernel 4.16.2: Apr 13 12:35:07 dmig-Inspiron-5379 kernel: [ 1597.752396]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:07 dmig-Inspiron-5379 kernel: [ 1598.160367]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:08 dmig-Inspiron-5379 kernel: [ 1598.461929]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:08 dmig-Inspiron-5379 kernel: [ 1598.731117]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:08 dmig-Inspiron-5379 kernel: [ 1598.990486]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:09 dmig-Inspiron-5379 kernel: [ 1599.287094]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:09 dmig-Inspiron-5379 kernel: [ 1599.556158]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:09 dmig-Inspiron-5379 kernel: [ 1599.812597]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:09 dmig-Inspiron-5379 kernel: [ 1600.109678]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:10 dmig-Inspiron-5379 kernel: [ 1600.373923]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:10 dmig-Inspiron-5379 kernel: [ 1600.650719]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:10 dmig-Inspiron-5379 kernel: [ 1600.900744]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed Apr 13 12:35:10 dmig-Inspiron-5379 kernel: [ 1601.149327]dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed ** Tags added: kernel-bug-exists-upstream ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1762385 Title: dell_wmi: Unknown key with type 0x0010 and code 0xe008 pressed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1762385/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs