And here's the syslog for the last 6.4 kernel, from the moment the device is plugged in to the moment the app states the connection is good. Other than some slight timing changes and the absence of the "falling back to MIDI 1.0" message, not much has changed.
** Attachment added: "syslog-6.4.16-060416-generic" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2043299/+attachment/5718993/+files/syslog-6.4.16-060416-generic -- 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/2043299 Title: Linux 6.5 breaks Novation Components web MIDI application Status in linux package in Ubuntu: Incomplete Bug description: Ubuntu version: 23.10 Kernel version: 6.5.0-10 Steps to recreate: 1. Open Google Chrome (possibly Chromium, or the .deb version of Firefox) 2. Navigate to https://components.novationmusic.com/ 3. Connect a Novation Circuit Tracks via USB Expected behaviour (demonstrated by linux-image-unsigned-6.4.16-060416-generic): - Circuit Tracks shows up in UI with a state of "Connected" Observed behaviour: - Circuit Tracks shows up in UI with a state of "Connecting" and eventually "Connection error" Notes: - Basic MIDI functions are present (sending notes, clocks etc.) - loading the snd_usb_audio module with midi2_enable=N midi2_ump_probe=N makes no difference ProblemType: Bug DistroRelease: Ubuntu 23.10 Package: linux-image-6.5.0-10-generic 6.5.0-10.10 ProcVersionSignature: Ubuntu 6.5.0-10.10-generic 6.5.3 Uname: Linux 6.5.0-10-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia ApportVersion: 2.27.0-0ubuntu5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ecoffey 2236 F.... wireplumber /dev/snd/controlC1: ecoffey 2236 F.... wireplumber /dev/snd/seq: ecoffey 2218 F.... pipewire ecoffey 4055 F.... chrome CRDA: N/A CasperMD5CheckResult: pass CurrentDesktop: ubuntu:GNOME Date: Sun Nov 12 16:25:39 2023 InstallationDate: Installed on 2022-12-14 (333 days ago) InstallationMedia: Ubuntu 22.10 "Kinetic Kudu" - Release amd64 (20221020) MachineType: {report['dmi.sys.vendor']} {report['dmi.product.name']} ProcFB: 0 EFI VGA ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-6.5.0-10-generic root=UUID=f1b3d983-74a2-4982-ba7f-158c5c64fc68 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-6.5.0-10-generic N/A linux-backports-modules-6.5.0-10-generic N/A linux-firmware 20230919.git3672ccab-0ubuntu2.1 SourcePackage: linux UpgradeStatus: Upgraded to mantic on 2023-04-21 (205 days ago) dmi.bios.date: 10/14/2022 dmi.bios.release: 20.14 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 2014 dmi.board.asset.tag: Default string dmi.board.name: PRIME Z690-P WIFI dmi.board.vendor: ASUSTeK COMPUTER INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr2014:bd10/14/2022:br20.14:svnASUS:pnSystemProductName:pvrSystemVersion:rvnASUSTeKCOMPUTERINC.:rnPRIMEZ690-PWIFI:rvrRev1.xx:cvnDefaultstring:ct3:cvrDefaultstring:skuSKU: dmi.product.family: To be filled by O.E.M. dmi.product.name: System Product Name dmi.product.sku: SKU dmi.product.version: System Version dmi.sys.vendor: ASUS To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2043299/+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