Thanks for the correction. Here are the outputs of the commands you requested:
*ls /sys/bus/acpi/devices/ output:* ACPI0003:00 device:22 device:48 device:6e INT3449:00 LNXVIDEO:00 ACPI000C:00 device:23 device:49 device:6f INT344A:00 LNXVIDEO:01 ATK3001:00 device:24 device:4a device:70 INT344B:00 MSFT0101:00 ATK4002:00 device:25 device:4b device:71 INT3470:00 PNP0000:00 device:00 device:26 device:4c device:72 INT3F0D:00 PNP0100:00 device:01 device:27 device:4d device:73 LNXCPU:00 PNP0103:00 device:02 device:28 device:4e ELAN1010:00 LNXCPU:01 PNP0A08:00 device:03 device:29 device:4f FPNT_DIS:00 LNXCPU:02 PNP0B00:00 device:04 device:2a device:50 IMPJ0003:00 LNXCPU:03 PNP0C02:00 device:05 device:2b device:51 INT0000:00 LNXCPU:04 PNP0C02:01 device:06 device:2c device:52 INT0800:00 LNXCPU:05 PNP0C02:02 device:07 device:2d device:53 INT0E0C:00 LNXCPU:06 PNP0C02:03 device:08 device:2e device:54 INT339B:00 LNXCPU:07 PNP0C02:04 device:09 device:2f device:55 INT33A1:00 LNXPOWER:00 PNP0C02:05 device:0a device:30 device:56 INT33A2:00 LNXPOWER:01 PNP0C02:06 device:0b device:31 device:57 INT33D0:00 LNXPOWER:02 PNP0C04:00 device:0c device:32 device:58 INT33E1:00 LNXPOWER:03 PNP0C09:00 device:0d device:33 device:59 INT3400:00 LNXPOWER:04 PNP0C0A:00 device:0e device:34 device:5a INT3402:00 LNXPOWER:05 PNP0C0D:00 device:0f device:35 device:5b INT3403:00 LNXPOWER:06 PNP0C0E:00 device:10 device:36 device:5c INT3403:01 LNXPOWER:07 PNP0C0F:00 device:11 device:37 device:5d INT3403:02 LNXPOWER:08 PNP0C0F:01 device:12 device:38 device:5e INT3403:03 LNXPOWER:09 PNP0C0F:02 device:13 device:39 device:5f INT3406:00 LNXPOWER:0a PNP0C0F:03 device:14 device:3a device:60 INT3408:00 LNXPOWER:0b PNP0C0F:04 device:15 device:3b device:61 INT3408:01 LNXPOWER:0c PNP0C0F:05 device:16 device:3c device:62 INT340B:00 LNXPOWER:0d PNP0C0F:06 device:17 device:3d device:63 INT340E:00 LNXPOWER:0e PNP0C0F:07 device:18 device:3e device:64 INT3420:00 LNXPOWER:0f PNP0C14:00 device:19 device:3f device:65 INT343D:00 LNXPOWER:10 PNP0C14:01 device:1a device:40 device:66 INT343E:00 LNXPOWER:11 SYN0A2D:00 device:1b device:41 device:67 INT3440:00 LNXPOWER:12 XXXX0000:00 device:1c device:42 device:68 INT3441:00 LNXPOWER:13 XXXX0000:01 device:1d device:43 device:69 INT3444:00 LNXPWRBN:00 device:1e device:44 device:6a INT3445:00 LNXSYBUS:00 device:1f device:45 device:6b INT3446:00 LNXSYBUS:01 device:20 device:46 device:6c INT3447:00 LNXSYSTM:00 device:21 device:47 device:6d INT3448:00 LNXTHERM:00 ls /sys/bus/i2c/devices/ output: i2c-0 i2c-1 i2c-10 i2c-2 i2c-3 i2c-4 i2c-5 i2c-6 i2c-7 i2c-8 i2c-9 Please let me know if I can help provide anything else to debug this issue. Thanks again, Leandro El jue, 12 jun 2025 a la(s) 9:21 p.m., Hui Wang (2112...@bugs.launchpad.net) escribió: > Sorry, it is 'ls /sys/bus/acpi/devices/ and ls /sys/bus/i2c/devices/' > > -- > You received this bug notification because you are subscribed to the bug > report. > https://bugs.launchpad.net/bugs/2112220 > > Title: > ASUS X555UB touchpad not detected on Ubuntu 24.04 with kernel > 6.8.0-40-generic > > Status in linux package in Ubuntu: > Incomplete > > Bug description: > After upgrading to Ubuntu 24.04 with kernel `6.8.0-40-generic`, the > touchpad of my ASUS X555UB laptop stopped working completely. > > ## What I observed: > - `xinput list` only shows Xwayland pointers, no touchpad. > - `libinput list-devices` (with sudo) does not show the touchpad at all. > - `sudo dmesg | grep -iE "touchpad|i2c|hid"` returns no output, which > suggests the device is not detected by the kernel. > > ## Additional information: > - The touchpad is enabled in the BIOS. > - It was working correctly in Ubuntu 22.04 and in previous kernel > versions. > - An external USB mouse works normally. > - I'm running Ubuntu 24.04 (noble) with all updates installed. > > Please let me know if you need logs or extra information. > > ProblemType: Bug > DistroRelease: Ubuntu 24.04 > Package: linux-image-6.8.0-40-generic 6.8.0-40.40 > ProcVersionSignature: Ubuntu 6.8.0-40.40-generic 6.8.12 > Uname: Linux 6.8.0-40-generic x86_64 > ApportVersion: 2.28.1-0ubuntu3.6 > Architecture: amd64 > AudioDevicesInUse: > USER PID ACCESS COMMAND > /dev/snd/seq: leandro 2703 F.... pipewire > /dev/snd/controlC0: leandro 2708 F.... wireplumber > CRDA: N/A > CasperMD5CheckResult: pass > CurrentDesktop: ubuntu:GNOME > Date: Fri May 30 20:45:53 2025 > InstallationDate: Installed on 2023-05-09 (753 days ago) > InstallationMedia: Ubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64 > (20230223) > MachineType: ASUSTeK COMPUTER INC. X555UB > ProcFB: 0 i915drmfb > ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-40-generic > root=UUID=ec675a34-9a91-4c54-ab37-5a530d247fe7 ro quiet splash vt.handoff=7 > PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No > PulseAudio daemon running, or not running as session daemon. > RelatedPackageVersions: > linux-restricted-modules-6.8.0-40-generic N/A > linux-backports-modules-6.8.0-40-generic N/A > linux-firmware > 20240318.git3b128b60-0ubuntu2.12 > SourcePackage: linux > UpgradeStatus: No upgrade log present (probably fresh install) > dmi.bios.date: 04/24/2019 > dmi.bios.release: 5.11 > dmi.bios.vendor: American Megatrends Inc. > dmi.bios.version: X555UB.304 > dmi.board.asset.tag: ATN12345678901234567 > dmi.board.name: X555UB > dmi.board.vendor: ASUSTeK COMPUTER INC. > dmi.board.version: 1.0 > dmi.chassis.asset.tag: ATN12345678901234567 > dmi.chassis.type: 10 > dmi.chassis.vendor: ASUSTeK COMPUTER INC. > dmi.chassis.version: 1.0 > dmi.modalias: > dmi:bvnAmericanMegatrendsInc.:bvrX555UB.304:bd04/24/2019:br5.11:svnASUSTeKCOMPUTERINC.:pnX555UB:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX555UB:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:skuASUS-NotebookSKU: > dmi.product.family: X > dmi.product.name: X555UB > dmi.product.sku: ASUS-NotebookSKU > dmi.product.version: 1.0 > dmi.sys.vendor: ASUSTeK COMPUTER INC. > > To manage notifications about this bug go to: > https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2112220/+subscriptions > > -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2112220 Title: ASUS X555UB touchpad not detected on Ubuntu 24.04 with kernel 6.8.0-40-generic Status in linux package in Ubuntu: Incomplete Bug description: After upgrading to Ubuntu 24.04 with kernel `6.8.0-40-generic`, the touchpad of my ASUS X555UB laptop stopped working completely. ## What I observed: - `xinput list` only shows Xwayland pointers, no touchpad. - `libinput list-devices` (with sudo) does not show the touchpad at all. - `sudo dmesg | grep -iE "touchpad|i2c|hid"` returns no output, which suggests the device is not detected by the kernel. ## Additional information: - The touchpad is enabled in the BIOS. - It was working correctly in Ubuntu 22.04 and in previous kernel versions. - An external USB mouse works normally. - I'm running Ubuntu 24.04 (noble) with all updates installed. Please let me know if you need logs or extra information. ProblemType: Bug DistroRelease: Ubuntu 24.04 Package: linux-image-6.8.0-40-generic 6.8.0-40.40 ProcVersionSignature: Ubuntu 6.8.0-40.40-generic 6.8.12 Uname: Linux 6.8.0-40-generic x86_64 ApportVersion: 2.28.1-0ubuntu3.6 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/seq: leandro 2703 F.... pipewire /dev/snd/controlC0: leandro 2708 F.... wireplumber CRDA: N/A CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Fri May 30 20:45:53 2025 InstallationDate: Installed on 2023-05-09 (753 days ago) InstallationMedia: Ubuntu 22.04.2 LTS "Jammy Jellyfish" - Release amd64 (20230223) MachineType: ASUSTeK COMPUTER INC. X555UB ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.8.0-40-generic root=UUID=ec675a34-9a91-4c54-ab37-5a530d247fe7 ro quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-6.8.0-40-generic N/A linux-backports-modules-6.8.0-40-generic N/A linux-firmware 20240318.git3b128b60-0ubuntu2.12 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/24/2019 dmi.bios.release: 5.11 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: X555UB.304 dmi.board.asset.tag: ATN12345678901234567 dmi.board.name: X555UB dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: 1.0 dmi.chassis.asset.tag: ATN12345678901234567 dmi.chassis.type: 10 dmi.chassis.vendor: ASUSTeK COMPUTER INC. dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrX555UB.304:bd04/24/2019:br5.11:svnASUSTeKCOMPUTERINC.:pnX555UB:pvr1.0:rvnASUSTeKCOMPUTERINC.:rnX555UB:rvr1.0:cvnASUSTeKCOMPUTERINC.:ct10:cvr1.0:skuASUS-NotebookSKU: dmi.product.family: X dmi.product.name: X555UB dmi.product.sku: ASUS-NotebookSKU dmi.product.version: 1.0 dmi.sys.vendor: ASUSTeK COMPUTER INC. 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