After force-rebooting the machine and looking at the previous boot dmesg (journalctl -k -b -1) I noticed this:
Apr 03 23:10:55 arrakis kernel: wlp4s0: deauthenticating from 1e:e8:29:9b:9e:c5 by local choice (Reason: 3=DEAUTH_LEAVING) Apr 03 23:10:56 arrakis kernel: PM: suspend entry (deep) Apr 03 23:10:56 arrakis kernel: Filesystems sync: 0.289 seconds Apr 03 23:11:16 arrakis kernel: Freezing user space processes ... Apr 03 23:11:16 arrakis kernel: Freezing of tasks failed after 20.009 seconds (1 tasks refusing to freeze, wq_busy=0): Apr 03 23:11:16 arrakis kernel: task:systemd-detect- state:D stack: 0 pid:99860 ppid: 99853 flags:0x00004224 Apr 03 23:11:16 arrakis kernel: Call Trace: Apr 03 23:11:16 arrakis kernel: <TASK> Apr 03 23:11:16 arrakis kernel: __schedule+0x23d/0x590 Apr 03 23:11:16 arrakis kernel: schedule+0x4e/0xb0 Apr 03 23:11:16 arrakis kernel: request_wait_answer+0xa6/0x210 Apr 03 23:11:16 arrakis kernel: ? wait_woken+0x70/0x70 Apr 03 23:11:16 arrakis kernel: fuse_simple_request+0x1b1/0x360 Apr 03 23:11:16 arrakis kernel: fuse_readlink_page+0xa4/0x130 Apr 03 23:11:16 arrakis kernel: fuse_get_link+0x6d/0xd0 Apr 03 23:11:16 arrakis kernel: pick_link+0x366/0x3f0 Apr 03 23:11:16 arrakis kernel: ? fuse_symlink_readpage+0x40/0x40 Apr 03 23:11:16 arrakis kernel: step_into+0x246/0x3b0 Apr 03 23:11:16 arrakis kernel: walk_component+0x70/0x1b0 Apr 03 23:11:16 arrakis kernel: link_path_walk.part.0.constprop.0+0x23b/0x360 Apr 03 23:11:16 arrakis kernel: ? path_init+0x2bc/0x3e0 Apr 03 23:11:16 arrakis kernel: path_openat+0xb5/0x2b0 Apr 03 23:11:16 arrakis kernel: do_filp_open+0xb2/0x150 Apr 03 23:11:16 arrakis kernel: ? __check_object_size+0x19/0x20 Apr 03 23:11:16 arrakis kernel: ? alloc_fd+0x53/0x170 Apr 03 23:11:16 arrakis kernel: do_sys_openat2+0x9b/0x160 Apr 03 23:11:16 arrakis kernel: __x64_sys_openat+0x55/0x90 Apr 03 23:11:16 arrakis kernel: do_syscall_64+0x5c/0xc0 Apr 03 23:11:16 arrakis kernel: ? exit_to_user_mode_prepare+0x92/0xb0 Apr 03 23:11:16 arrakis kernel: ? irqentry_exit_to_user_mode+0x9/0x20 Apr 03 23:11:16 arrakis kernel: ? irqentry_exit+0x19/0x30 Apr 03 23:11:16 arrakis kernel: ? sysvec_reschedule_ipi+0x78/0xe0 Apr 03 23:11:16 arrakis kernel: ? asm_sysvec_reschedule_ipi+0xa/0x20 Apr 03 23:11:16 arrakis kernel: entry_SYSCALL_64_after_hwframe+0x44/0xae Apr 03 23:11:16 arrakis kernel: RIP: 0033:0x7ffa48243f58 Apr 03 23:11:16 arrakis kernel: RSP: 002b:00007ffcf6a80468 EFLAGS: 00000287 ORIG_RAX: 0000000000000101 Apr 03 23:11:16 arrakis kernel: RAX: ffffffffffffffda RBX: 00007ffcf6a806cf RCX: 00007ffa48243f58 Apr 03 23:11:16 arrakis kernel: RDX: 0000000000080000 RSI: 00007ffcf6a804d0 RDI: 00000000ffffff9c Apr 03 23:11:16 arrakis kernel: RBP: 00007ffcf6a804c0 R08: 0000000000080000 R09: 00007ffcf6a804d0 Apr 03 23:11:16 arrakis kernel: R10: 0000000000000000 R11: 0000000000000287 R12: 00007ffa48254190 Apr 03 23:11:16 arrakis kernel: R13: 00007ffcf6a804d0 R14: 00007ffcf6a806e0 R15: 00007ffcf6a804d0 Apr 03 23:11:16 arrakis kernel: </TASK> Apr 03 23:11:16 arrakis kernel: Apr 03 23:11:16 arrakis kernel: OOM killer enabled. Apr 03 23:11:16 arrakis kernel: Restarting tasks ... done. Apr 03 23:11:16 arrakis kernel: thermal thermal_zone2: failed to read out thermal zone (-61) Apr 03 23:11:17 arrakis kernel: PM: suspend exit Apr 03 23:11:17 arrakis kernel: PM: suspend entry (s2idle) Apr 03 23:19:44 arrakis kernel: Filesystems sync: 0.198 seconds Apr 03 23:19:44 arrakis kernel: Freezing user space processes ... (elapsed 0.049 seconds) done. Apr 03 23:19:44 arrakis kernel: OOM killer disabled. Apr 03 23:19:44 arrakis kernel: Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done. Apr 03 23:19:44 arrakis kernel: printk: Suspending console(s) (use no_console_suspend to debug) Apr 03 23:19:44 arrakis kernel: sd 1:0:0:0: [sda] Synchronizing SCSI cache Apr 03 23:19:44 arrakis kernel: sd 1:0:0:0: [sda] Stopping disk Apr 03 23:19:44 arrakis kernel: e1000e: EEE TX LPI TIMER: 00000011 Apr 03 23:19:44 arrakis kernel: ACPI: EC: interrupt blocked Apr 03 23:19:44 arrakis kernel: ACPI: EC: interrupt unblocked Apr 03 23:19:44 arrakis kernel: pcieport 0000:00:1c.0: Intel SPT PCH root port ACS workaround enabled Apr 03 23:19:44 arrakis kernel: pcieport 0000:00:1c.2: Intel SPT PCH root port ACS workaround enabled Apr 03 23:19:44 arrakis kernel: sd 1:0:0:0: [sda] Starting disk Apr 03 23:19:44 arrakis kernel: ata2: SATA link up 6.0 Gbps (SStatus 133 SControl 300) Apr 03 23:19:44 arrakis kernel: ata2.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded Apr 03 23:19:44 arrakis kernel: ata2.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out Apr 03 23:19:44 arrakis kernel: ata2.00: ACPI cmd ef/10:09:00:00:00:a0 (SET FEATURES) succeeded Apr 03 23:19:44 arrakis kernel: ata2.00: supports DRM functions and may not be fully accessible Apr 03 23:19:44 arrakis kernel: ata2.00: ACPI cmd ef/02:00:00:00:00:a0 (SET FEATURES) succeeded Apr 03 23:19:44 arrakis kernel: ata2.00: ACPI cmd f5/00:00:00:00:00:a0 (SECURITY FREEZE LOCK) filtered out Apr 03 23:19:44 arrakis kernel: ata2.00: ACPI cmd ef/10:09:00:00:00:a0 (SET FEATURES) succeeded Apr 03 23:19:44 arrakis kernel: ata2.00: supports DRM functions and may not be fully accessible Apr 03 23:19:44 arrakis kernel: ata2.00: configured for UDMA/133 Apr 03 23:19:44 arrakis kernel: psmouse serio1: synaptics: queried max coordinates: x [..5712], y [..4780] Apr 03 23:19:44 arrakis kernel: psmouse serio1: synaptics: queried min coordinates: x [1232..], y [1074..] Apr 03 23:19:44 arrakis kernel: OOM killer enabled. Apr 03 23:19:44 arrakis kernel: Restarting tasks ... done. Apr 03 23:19:44 arrakis kernel: thermal thermal_zone2: failed to read out thermal zone (-61) Apr 03 23:19:45 arrakis kernel: PM: suspend exit -- 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/1967721 Title: Laptop never resuming from standby Status in linux package in Ubuntu: Confirmed Bug description: On a Lenovo Thinkpad X260 with 22.04 and 5.15.0-23-generic kernel, after suspending the laptop, it's never possible to wake it up. Neither keyboard nor power button work, only way is to long-press to force poweroff and restart. This did not happen with 21.10. ProblemType: Bug DistroRelease: Ubuntu 22.04 Package: linux-image-5.15.0-23-generic 5.15.0-23.23 ProcVersionSignature: Ubuntu 5.15.0-23.23-generic 5.15.27 Uname: Linux 5.15.0-23-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu80 Architecture: amd64 CasperMD5CheckResult: pass CurrentDesktop: GNOME Date: Mon Apr 4 08:30:52 2022 InstallationDate: Installed on 2022-04-03 (0 days ago) InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Beta amd64 (20220329.1) MachineType: LENOVO 20F6CTO1WW ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.15.0-23-generic root=/dev/mapper/ubuntu-root ro rootflags=subvol=@ quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.15.0-23-generic N/A linux-backports-modules-5.15.0-23-generic N/A linux-firmware 20220329.git681281e4-0ubuntu1 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 05/08/2019 dmi.bios.release: 1.44 dmi.bios.vendor: LENOVO dmi.bios.version: R02ET71W (1.44 ) dmi.board.asset.tag: Not Available dmi.board.name: 20F6CTO1WW dmi.board.vendor: LENOVO dmi.board.version: Not Defined dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: None dmi.ec.firmware.release: 1.12 dmi.modalias: dmi:bvnLENOVO:bvrR02ET71W(1.44):bd05/08/2019:br1.44:efr1.12:svnLENOVO:pn20F6CTO1WW:pvrThinkPadX260:rvnLENOVO:rn20F6CTO1WW:rvrNotDefined:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_20F6_BU_Think_FM_ThinkPadX260: dmi.product.family: ThinkPad X260 dmi.product.name: 20F6CTO1WW dmi.product.sku: LENOVO_MT_20F6_BU_Think_FM_ThinkPad X260 dmi.product.version: ThinkPad X260 dmi.sys.vendor: LENOVO To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1967721/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp