** Description changed: [Impact] No modems were found sometimtes after reboot/poweroff Got below messages when it fails [ 1.294786] mtk_t7xx 0000:05:00.0: enabling device (0000 -> 0002) [ 1.298085] mtk_t7xx 0000:05:00.0: PCIe Bus Error: severity=Uncorrected (Non-Fatal), type=Transaction Layer, (Requester ID) [ 1.298108] mtk_t7xx 0000:05:00.0: device [14c3:4d75] error status/mask=00100000/00400000 [ 1.298123] mtk_t7xx 0000:05:00.0: [20] UnsupReq (First) [ 1.298136] mtk_t7xx 0000:05:00.0: AER: TLP Header: 40000001 0000000f 88824030 3e800100 [ 1.298460] mtk_t7xx 0000:05:00.0: AER: can't recover (no error_detected callback) [ 3.302402] mtk_t7xx 0000:05:00.0: Invalid device status 0x1 [Fix] Fibocom provides a fix for this issue which is included in linux-next now https://patchwork.kernel.org/project/netdevbpf/cover/meyp282mb26974aacdba0a16649d6f094bb...@meyp282mb2697.ausp282.prod.outlook.com/ + 2dac6381c3da net: wwan: t7xx: Add fastboot WWAN port + d27553c14f06 net: wwan: t7xx: Infrastructure for early port configuration + 409c38d4f156 net: wwan: t7xx: Add sysfs attribute for device state machine + e3caf184107a wwan: core: Add WWAN fastboot port type + [Test Case] 1. Boot to OS. 2. Insert sim card to the system. 3. Check the gnome-settings with WWAN settings or check with command mmcli -L 4. Repeat 1, 2, 3 multiple times and make sure WWAN always exists and works well [Where problems could occur] + Hard to tell, but ODM and us did some tests and confirmed the WWAN doesn't keep working during 1900 reboot stress test. ============= At booting up: mtk_t7xx 0000:56:00.0: enabling device (0000 -> 0002) mtk_t7xx 0000:56:00.0: Invalid device status 0x1 mtk_t7xx 0000:56:00.0: Port AT is not opened, drop packets mtk_t7xx 0000:56:00.0: Packet drop on channel 0x1004, port not found And at suspending: mtk_t7xx 0000:56:00.0: Not ready for system sleep mtk_t7xx 0000:56:00.0: PM: device_prepare(): pci_pm_prepare+0x0/0x80 returns -110 mtk_t7xx 0000:56:00.0: PM: not prepared for power transition: code -110 PM: Some devices failed to suspend, or early wake event detected --- ProblemType: Bug ApportVersion: 2.20.11-0ubuntu82.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubuntu 1157 F.... pulseaudio CasperMD5CheckMismatches: ./preseed/project.cfg CasperMD5CheckResult: fail DistributionChannelDescriptor: # This is the distribution channel descriptor for the OEM CDs # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-stella-jammy-amd64-20231228-670 DistroRelease: Ubuntu 22.04 InstallationDate: Installed on 2023-12-28 (18 days ago) InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - pc-stella-jammy-amd64-20231228-670 MachineType: HP HP Elite x360 830 13 inch G11 2-in-1 Notebook PC Package: linux (not installed) ProcFB: 0 i915drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.5.0-3011-oem root=UUID=34294b64-68b6-4f94-9606-9be6144aa431 ro automatic-oem-config quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 6.5.0-3011.12-oem 6.5.3 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-6.5.0-3011-oem N/A linux-backports-modules-6.5.0-3011-oem N/A linux-firmware 20220329.git681281e4-0ubuntu3.24 Tags: jammy Uname: Linux 6.5.0-3011-oem x86_64 UnreportableReason: This report is about a package that is not installed. UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: N/A _MarkForUpload: False dmi.bios.date: 01/05/2024 dmi.bios.release: 1.1 dmi.bios.vendor: HP dmi.bios.version: W70 Ver. 01.01.01 dmi.board.name: 8C26 dmi.board.vendor: HP dmi.board.version: KBC Version 02.35.00 dmi.chassis.type: 31 dmi.chassis.vendor: HP dmi.ec.firmware.release: 2.53 dmi.modalias: dmi:bvnHP:bvrW70Ver.01.01.01:bd01/05/2024:br1.1:efr2.53:svnHP:pnHPElitex36083013inchG112-in-1NotebookPC:pvrSBKPF:rvnHP:rn8C26:rvrKBCVersion02.35.00:cvnHP:ct31:cvr:sku1234567#ABA: dmi.product.family: 103C_5336AN HP Elite x360 dmi.product.name: HP Elite x360 830 13 inch G11 2-in-1 Notebook PC dmi.product.sku: 1234567#ABA dmi.product.version: SBKPF dmi.sys.vendor: HP
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2049358 Title: mtk_t7xx WWAN module fails to probe with: Invalid device status 0x1 To manage notifications about this bug go to: https://bugs.launchpad.net/hwe-next/+bug/2049358/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
