Re: [REGRESSION] Toshiba Fn keys + lidswitch
From: Thorsten Leemhuis
Date: Tue May 19 2026 - 04:57:50 EST
[CCing Azael, just in case]
On 5/12/26 18:49, Nick wrote:
> My Toshiba Tecra X40 laptop's function keys no longer send events.
Rafael, have you seen that this regression seems to be caused by a
change of yours? Namely 57c31e6d620f13 ("ACPI: scan: Use
acpi_setup_gpe_for_wake() for buttons") [v7.0-rc1]
No complains, just wondering, as it was easy to miss. Ciao, Thorsten
> Specifically the mute ("KEY_MUTE"), lock ("KEY_COFFEE"), "power plan"
> ("KEY_BATTERY"), sleep ("KEY_SLEEP"), mic mute (for some reason this
> reads as "KEY_SUSPEND"), screen switch ("KEY_SWITCHVIDEOMODE"),
> brightness ("KEY_BRIGHTNESSDOWN" and "KEY_BRIGHTNESSUP"), and rfkill
> ("KEY_WLAN") hotkeys -- these are the Fn-shifted versions of Esc, F1,
> F2, F3, F4, F5, F6, F7 and F8 -- keys no longer work. Neither does the
> lid-switch.
>
> Fn+F9, Fn+10, Fn+F11 and Fn+12 still work; those show up on /dev/input/
> event3 like the rest of my keyboard, but the hotkeys show up on /dev/
> input/event6.
>
> I'm on ArchLinux. My keys worked on v6.19.14, I first noticed them
> broken on v7.0.2.
>
> I bisected mainline and found the break is: "ACPI: scan: Use
> acpi_setup_gpe_for_wake() for buttons" <https://lore.kernel.org/
> all/2259694.irdbgypaU6@rafael.j.wysocki/>. That is,
> 57c31e6d620f132dcf610b2c52b4cdbd203c6f4a is bad and
> 88fad6ce090b395af4c654594a54589a386bf24b is good.
>
> #regzbot introduced: 57c31e6d620f132dcf610b2c52b4cdbd203c6f4a
>
> Maybe acpi_mark_gpe_for_wake was initializing something particular to
> Toshiba hardware?
>
> To reproduce, just boot and try to use the hotkeys. They won't work. For
> more detail, use libinput as follows.
>
> Here is a sample of pressing all the hotkeys in order on a working version:
>
> + libinput debug-events --show-keycodes
> -event2 DEVICE_ADDED Power Button seat0 default group1 cap:k
> -event4 DEVICE_ADDED Video Bus seat0 default group2 cap:k
> -event1 DEVICE_ADDED Power Button seat0 default group3 cap:k
> -event0 DEVICE_ADDED Lid Switch seat0 default group4 cap:S
> -event6 DEVICE_ADDED Toshiba input device seat0 default group5 cap:k
> -event12 DEVICE_ADDED Synaptics TM3322-002 seat0 default group6 cap:pg
> size 95x53mm tap (dl off) left scroll-nat scroll-2fg-edge click-
> buttonareas-clickfinger dwt-on dwtp-on
> -event3 DEVICE_ADDED AT Translated Set 2 keyboard seat0 default group7
> cap:k
> -event6 KEYBOARD_KEY +0.000s KEY_MUTE (113) pressed
> event6 KEYBOARD_KEY +0.000s KEY_MUTE (113) released
> event6 KEYBOARD_KEY +2.427s KEY_MUTE (113) pressed
> event6 KEYBOARD_KEY +2.427s KEY_MUTE (113) released
> event6 KEYBOARD_KEY +3.879s KEY_MUTE (113) pressed
> event6 KEYBOARD_KEY +3.879s KEY_MUTE (113) released
> event6 KEYBOARD_KEY +4.587s KEY_MUTE (113) pressed
> event6 KEYBOARD_KEY +4.587s KEY_MUTE (113) released
> event6 KEYBOARD_KEY +5.451s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +5.451s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +5.937s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +5.937s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +6.362s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +6.362s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +6.625s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +6.625s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +6.868s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +6.868s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +7.110s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +7.110s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +7.312s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +7.312s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +7.495s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +7.495s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +9.331s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +9.331s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +10.949s KEY_COFFEE (152) pressed
> event6 KEYBOARD_KEY +10.949s KEY_COFFEE (152) released
> event6 KEYBOARD_KEY +16.572s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +16.572s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +16.997s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +16.997s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +17.503s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +17.503s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +17.705s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +17.705s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +18.145s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +18.145s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +18.348s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +18.348s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +18.711s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +18.712s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +25.610s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +25.610s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +26.561s KEY_BATTERY (236) pressed
> event6 KEYBOARD_KEY +26.561s KEY_BATTERY (236) released
> event6 KEYBOARD_KEY +27.673s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +27.673s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +29.666s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +29.666s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +30.009s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +30.009s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +30.494s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +30.494s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +30.798s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +30.798s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +31.082s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +31.082s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +31.384s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +31.384s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +32.072s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +32.072s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +32.776s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +32.776s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +33.458s KEY_SLEEP (142) pressed
> event6 KEYBOARD_KEY +33.458s KEY_SLEEP (142) released
> event6 KEYBOARD_KEY +40.569s KEY_SUSPEND (205) pressed
> event6 KEYBOARD_KEY +40.569s KEY_SUSPEND (205) released
> event6 KEYBOARD_KEY +40.813s KEY_SUSPEND (205) pressed
> event6 KEYBOARD_KEY +40.813s KEY_SUSPEND (205) released
> event6 KEYBOARD_KEY +41.642s KEY_SUSPEND (205) pressed
> event6 KEYBOARD_KEY +41.642s KEY_SUSPEND (205) released
> event6 KEYBOARD_KEY +43.179s KEY_SUSPEND (205) pressed
> event6 KEYBOARD_KEY +43.179s KEY_SUSPEND (205) released
> event6 KEYBOARD_KEY +43.705s KEY_SUSPEND (205) pressed
> event6 KEYBOARD_KEY +43.705s KEY_SUSPEND (205) released
> event6 KEYBOARD_KEY +45.085s KEY_SUSPEND (205) pressed
> event6 KEYBOARD_KEY +45.085s KEY_SUSPEND (205) released
> event6 KEYBOARD_KEY +48.515s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +48.515s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +48.858s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +48.858s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +49.425s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +49.425s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +49.667s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +49.667s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +50.138s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +50.138s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +50.340s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +50.340s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +50.745s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +50.745s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +50.987s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +50.987s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +51.786s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +51.786s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +52.287s KEY_SWITCHVIDEOMODE (227) pressed
> event6 KEYBOARD_KEY +52.287s KEY_SWITCHVIDEOMODE (227) released
> event6 KEYBOARD_KEY +56.994s KEY_BRIGHTNESSDOWN (224) pressed
> event6 KEYBOARD_KEY +56.994s KEY_BRIGHTNESSDOWN (224) released
> event6 KEYBOARD_KEY +57.662s KEY_BRIGHTNESSDOWN (224) pressed
> event6 KEYBOARD_KEY +57.662s KEY_BRIGHTNESSDOWN (224) released
> event6 KEYBOARD_KEY +58.188s KEY_BRIGHTNESSDOWN (224) pressed
> event6 KEYBOARD_KEY +58.188s KEY_BRIGHTNESSDOWN (224) released
> event6 KEYBOARD_KEY +58.450s KEY_BRIGHTNESSDOWN (224) pressed
> event6 KEYBOARD_KEY +58.450s KEY_BRIGHTNESSDOWN (224) released
> event6 KEYBOARD_KEY +59.230s KEY_BRIGHTNESSDOWN (224) pressed
> event6 KEYBOARD_KEY +59.230s KEY_BRIGHTNESSDOWN (224) released
> event6 KEYBOARD_KEY +63.563s KEY_BRIGHTNESSUP (225) pressed
> event6 KEYBOARD_KEY +63.563s KEY_BRIGHTNESSUP (225) released
> event6 KEYBOARD_KEY +64.109s KEY_BRIGHTNESSUP (225) pressed
> event6 KEYBOARD_KEY +64.109s KEY_BRIGHTNESSUP (225) released
> event6 KEYBOARD_KEY +64.888s KEY_BRIGHTNESSUP (225) pressed
> event6 KEYBOARD_KEY +64.888s KEY_BRIGHTNESSUP (225) released
> event6 KEYBOARD_KEY +65.080s KEY_BRIGHTNESSUP (225) pressed
> event6 KEYBOARD_KEY +65.080s KEY_BRIGHTNESSUP (225) released
> event6 KEYBOARD_KEY +68.559s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +68.559s KEY_WLAN (238) released
> event6 KEYBOARD_KEY +69.536s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +69.536s KEY_WLAN (238) released
> event6 KEYBOARD_KEY +69.758s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +69.758s KEY_WLAN (238) released
> event6 KEYBOARD_KEY +70.304s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +70.304s KEY_WLAN (238) released
> event6 KEYBOARD_KEY +71.163s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +71.163s KEY_WLAN (238) released
> event6 KEYBOARD_KEY +71.406s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +71.406s KEY_WLAN (238) released
> event6 KEYBOARD_KEY +72.412s KEY_WLAN (238) pressed
> event6 KEYBOARD_KEY +72.412s KEY_WLAN (238) released
> -event3 KEYBOARD_KEY +78.318s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +78.321s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +78.322s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +78.480s KEY_F24 (194) released
> event3 KEYBOARD_KEY +78.482s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +78.483s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +83.436s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +83.439s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +83.442s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +83.556s KEY_F24 (194) released
> event3 KEYBOARD_KEY +83.559s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +83.562s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +84.578s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +84.581s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +84.582s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +84.660s KEY_F24 (194) released
> event3 KEYBOARD_KEY +84.663s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +84.663s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +84.821s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +84.824s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +84.824s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +84.902s KEY_F24 (194) released
> event3 KEYBOARD_KEY +84.906s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +84.907s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +86.505s KEY_NUMLOCK (69) pressed
> event3 KEYBOARD_KEY +86.626s KEY_NUMLOCK (69) released
> event3 KEYBOARD_KEY +87.613s KEY_F10 (68) pressed
> event3 KEYBOARD_KEY +87.754s KEY_F10 (68) released
> event3 KEYBOARD_KEY +93.300s KEY_NUMLOCK (69) pressed
> event3 KEYBOARD_KEY +93.462s KEY_NUMLOCK (69) released
> event3 KEYBOARD_KEY +100.823s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +100.985s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +101.288s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +101.430s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +102.442s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +102.563s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +102.704s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +102.866s KEY_SCROLLLOCK (70) released
>
> Here's the same test with a broken kernel -- it only starts responding
> when I get to the keys handled by 'event3':
>
> + libinput debug-events --show-keycodes
> -event6 DEVICE_ADDED Toshiba input device seat0 default group1 cap:k
> -event12 DEVICE_ADDED Synaptics TM3322-002 seat0 default group2 cap:pg
> size 95x53mm tap (dl off) left scroll-nat scroll-2fg-edge click-
> buttonareas-clickfinger dwt-on dwtp-on
> -event4 DEVICE_ADDED Video Bus seat0 default group3 cap:k
> -event2 DEVICE_ADDED Power Button seat0 default group4 cap:k
> -event1 DEVICE_ADDED Power Button seat0 default group5 cap:k
> -event0 DEVICE_ADDED Lid Switch seat0 default group6 cap:S
> -event3 DEVICE_ADDED AT Translated Set 2 keyboard seat0 default group7
> cap:k
> event3 KEYBOARD_KEY +0.000s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +0.003s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +0.005s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +0.062s KEY_F24 (194) released
> event3 KEYBOARD_KEY +0.066s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +0.066s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +1.448s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +1.452s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +1.453s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +1.509s KEY_F24 (194) released
> event3 KEYBOARD_KEY +1.511s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +1.512s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +1.630s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +1.633s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +1.633s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +1.712s KEY_F24 (194) released
> event3 KEYBOARD_KEY +1.715s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +1.717s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +1.813s KEY_LEFTCTRL (29) pressed
> event3 KEYBOARD_KEY +1.816s KEY_LEFTMETA (125) pressed
> event3 KEYBOARD_KEY +1.818s KEY_F24 (194) pressed
> event3 KEYBOARD_KEY +1.914s KEY_F24 (194) released
> event3 KEYBOARD_KEY +1.917s KEY_LEFTMETA (125) released
> event3 KEYBOARD_KEY +1.918s KEY_LEFTCTRL (29) released
> event3 KEYBOARD_KEY +3.645s KEY_NUMLOCK (69) pressed
> event3 KEYBOARD_KEY +3.705s KEY_NUMLOCK (69) released
> event3 KEYBOARD_KEY +5.745s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +5.805s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +7.430s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +7.552s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +7.957s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +8.058s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +8.402s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +8.443s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +8.604s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +8.685s KEY_SCROLLLOCK (70) released
> event3 KEYBOARD_KEY +8.928s KEY_SCROLLLOCK (70) pressed
> event3 KEYBOARD_KEY +8.968s KEY_SCROLLLOCK (70) released
>
>
> On a working system:
>
> + udevadm info /dev/input/event6
> P: /devices/LNXSYSTM:00/LNXSYBUS:00/TOS6208:00/input/input8/event6
> M: event6
> R: 6
> J: c13:70
> U: input
> D: c 13:70
> N: input/event6
> L: 0
> E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/TOS6208:00/input/input8/event6
> E: DEVNAME=/dev/input/event6
> E: MAJOR=13
> E: MINOR=70
> E: SUBSYSTEM=input
> E: USEC_INITIALIZED=8887326
> E: ID_INPUT=1
> E: ID_INPUT_KEY=1
> E: ID_BUS=acpi
> E: ID_PATH=acpi-TOS6208:00
> E: ID_PATH_TAG=acpi-TOS6208_00
> E: ID_INTEGRATION=internal
> E: LIBINPUT_DEVICE_GROUP=19/0/0:toshiba_acpi
> E: TAGS=:power-switch:
> E: CURRENT_TAGS=:power-switch:
>
> On a broken system, event6 is still MAJOR=13, MINOR=70 but it has been
> re-assigned to a speaker; meanwhile toshiba_acpi has moved to MAJOR=13
> MINOR=69 and event5:
>
> $ udevadm info /dev/input/event6 /dev/input/event5
> P: /devices/platform/pcspkr/input/input7/event6
> M: event6
> R: 6
> J: c13:70
> U: input
> D: c 13:70
> N: input/event6
> L: 0
> S: input/by-path/platform-pcspkr-event-spkr
> E: DEVPATH=/devices/platform/pcspkr/input/input7/event6
> E: DEVNAME=/dev/input/event6
> E: MAJOR=13
> E: MINOR=70
> E: SUBSYSTEM=input
> E: USEC_INITIALIZED=9257335
> E: ID_INPUT=1
> E: ID_BUS=platform
> E: ID_SERIAL=noserial
> E: ID_PATH=platform-pcspkr
> E: ID_PATH_TAG=platform-pcspkr
> E: ID_INTEGRATION=internal
> E: LIBINPUT_DEVICE_GROUP=10/1f/1:isa0061
> E: DEVLINKS=/dev/input/by-path/platform-pcspkr-event-spkr
>
> P: /devices/LNXSYSTM:00/LNXSYBUS:00/TOS6208:00/input/input6/event5
> M: event5
> R: 5
> J: c13:69
> U: input
> D: c 13:69
> N: input/event5
> L: 0
> E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/TOS6208:00/input/input6/event5
> E: DEVNAME=/dev/input/event5
> E: MAJOR=13
> E: MINOR=69
> E: SUBSYSTEM=input
> E: USEC_INITIALIZED=9014054
> E: ID_INPUT=1
> E: ID_INPUT_KEY=1
> E: ID_BUS=acpi
> E: ID_PATH=acpi-TOS6208:00
> E: ID_PATH_TAG=acpi-TOS6208_00
> E: ID_INTEGRATION=internal
> E: LIBINPUT_DEVICE_GROUP=19/0/0:toshiba_acpi
> E: TAGS=:power-switch:
> E: CURRENT_TAGS=:power-switch:
>
>
> Here's the .config I used while bisecting: https://gist.github.com/
> kousu/4c8b4b1dd35621bc287fd654179ce9fa/
> raw/321d86332f1c8e681fce99f2c23d6762cc185c9a/kernel%2520.config
>
> Here's my dmesg:
>
> - working: https://gist.githubusercontent.com/
> kousu/4c8b4b1dd35621bc287fd654179ce9fa/
> raw/6c577488c0477188cf187a04d71e455bc6488204/working.dmesg
> - broken: https://gist.github.com/
> kousu/4c8b4b1dd35621bc287fd654179ce9fa/
> raw/6c577488c0477188cf187a04d71e455bc6488204/broken.dmesg
>
> (note: it says "toshiba_acpi: Unable to query Hotkey Event Type" but
> that's a red-herring, both versions say that)
>
> Here is my dmidecode:
>
> + dmidecode -t system
> # dmidecode 3.7
> Getting SMBIOS data from sysfs.
> SMBIOS 3.1.0 present.
>
> Handle 0x001E, DMI type 15, 25 bytes
> System Event Log
> Area Length: 124 bytes
> Header Start Offset: 0x0000
> Data Start Offset: 0x0000
> Access Method: General-purpose non-volatile data functions
> Access Address: 0x0003
> Status: Valid, Not Full
> Change Token: 0x00000000
> Header Format: No Header
> Supported Log Type Descriptors: 0
>
> Handle 0x0025, DMI type 32, 11 bytes
> System Boot Information
> Status: No errors detected
>
> Handle 0x0013, DMI type 1, 27 bytes
> System Information
> Manufacturer: TOSHIBA
> Product Name: TECRA X40-E
> Version: PT482C-06D00UHQ
> Serial Number: [REDACTED]
> UUID: bffba9c3-e4c8-4d87-8665-b3172752031a
> Wake-up Type: Other
> SKU Number: PT482C
> Family: TECRA
>
> Handle 0x001C, DMI type 12, 5 bytes
> System Configuration Options
> Option 1: GSW:1000000000
>
> + dmidecode -t bios
> # dmidecode 3.7
> Getting SMBIOS data from sysfs.
> SMBIOS 3.1.0 present.
>
> Handle 0x0012, DMI type 0, 26 bytes
> Platform Firmware Information
> Vendor: TOSHIBA
> Version: Version 2.50
> Release Date: 10/19/2021
> ROM Size: 8 MiB
> Characteristics:
> PCI is supported
> Firmware is upgradeable
> Firmware shadowing is allowed
> Boot from CD is supported
> Selectable boot is supported
> EDD is supported
> Print screen service is supported (int 5h)
> 8042 keyboard services are supported (int 9h)
> Serial services are supported (int 14h)
> Printer services are supported (int 17h)
> ACPI is supported
> USB legacy is supported
> BIOS boot specification is supported
> Function key-initiated network boot is supported
> Targeted content distribution is supported
> UEFI is supported
> Platform Firmware Revision: 2.50
> Embedded Controller Firmware Revision: 1.40
>
> Handle 0x001D, DMI type 13, 22 bytes
> Firmware Language Information
> Language Description Format: Abbreviated
> Installable Languages: 2
> enUS
> frCA
> Currently Installed Language: enUS
>
>
> Please let me know if if I can provide any more information. I could
> provide acpidump if that's helpful.
>
> Thank you for your work :)
>
> - kousu
>
>
>