Public bug reported: I have an old Canon Lide30 scanner.
Every time I plug it in, it does not work for 10 to 15 minutes. Then, I got the following lines in the dmesg log: [ 1168.105302] xhci_hcd 0000:02:00.0: WARN Set TR Deq Ptr cmd failed due to incorrect slot or ep state. [ 1168.105302] xhci_hcd 0000:02:00.0: WARN Set TR Deq Ptr cmd failed due to incorrect slot or ep state. [ 1168.107489] xhci_hcd 0000:02:00.0: WARN Successful completion on short TX [ 1168.107510] xhci_hcd 0000:02:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0001 address=0xff8f6180 flags=0x0020] [ 1168.107710] xhci_hcd 0000:02:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0001 address=0xf4f2b180 flags=0x0020] [ 1168.107729] xhci_hcd 0000:02:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 4 comp_code 1 After this lines, the scanner works perfectly. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-55-generic 5.4.0-55.61 ProcVersionSignature: Ubuntu 5.4.0-55.61-generic 5.4.73 Uname: Linux 5.4.0-55-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.13 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Mon Nov 23 23:47:32 2020 InstallationDate: Installed on 2019-11-16 (373 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) IwConfig: lo no wireless extensions. lxcbr0 no wireless extensions. enp5s0 no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. AB350M-DS3H ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=ru_RU.UTF-8 SHELL=/bin/bash ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-55-generic root=UUID=a5b5bfb1-d905-4b38-acee-3e3392aee389 ro intel_iommu=off quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-55-generic N/A linux-backports-modules-5.4.0-55-generic N/A linux-firmware 1.187.4 RfKill: 0: hci0: Bluetooth Soft blocked: yes Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to focal on 2020-05-02 (205 days ago) dmi.bios.date: 11/27/2019 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F50a dmi.board.asset.tag: Default string dmi.board.name: AB350M-DS3H-CF dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF50a:bd11/27/2019:svnGigabyteTechnologyCo.,Ltd.:pnAB350M-DS3H:pvrDefaultstring:rvnGigabyteTechnologyCo.,Ltd.:rnAB350M-DS3H-CF:rvrx.x:cvnDefaultstring:ct3:cvrDefaultstring: dmi.product.family: Default string dmi.product.name: AB350M-DS3H dmi.product.sku: Default string dmi.product.version: Default string dmi.sys.vendor: Gigabyte Technology Co., Ltd. ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal package-from-proposed third-party-packages wayland-session -- 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/1905327 Title: USB 1.1 scanner takes much time to start working Status in linux package in Ubuntu: New Bug description: I have an old Canon Lide30 scanner. Every time I plug it in, it does not work for 10 to 15 minutes. Then, I got the following lines in the dmesg log: [ 1168.105302] xhci_hcd 0000:02:00.0: WARN Set TR Deq Ptr cmd failed due to incorrect slot or ep state. [ 1168.105302] xhci_hcd 0000:02:00.0: WARN Set TR Deq Ptr cmd failed due to incorrect slot or ep state. [ 1168.107489] xhci_hcd 0000:02:00.0: WARN Successful completion on short TX [ 1168.107510] xhci_hcd 0000:02:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0001 address=0xff8f6180 flags=0x0020] [ 1168.107710] xhci_hcd 0000:02:00.0: AMD-Vi: Event logged [IO_PAGE_FAULT domain=0x0001 address=0xf4f2b180 flags=0x0020] [ 1168.107729] xhci_hcd 0000:02:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 4 comp_code 1 After this lines, the scanner works perfectly. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-55-generic 5.4.0-55.61 ProcVersionSignature: Ubuntu 5.4.0-55.61-generic 5.4.73 Uname: Linux 5.4.0-55-generic x86_64 ApportVersion: 2.20.11-0ubuntu27.13 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Mon Nov 23 23:47:32 2020 InstallationDate: Installed on 2019-11-16 (373 days ago) InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017) IwConfig: lo no wireless extensions. lxcbr0 no wireless extensions. enp5s0 no wireless extensions. MachineType: Gigabyte Technology Co., Ltd. AB350M-DS3H ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=ru_RU.UTF-8 SHELL=/bin/bash ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-55-generic root=UUID=a5b5bfb1-d905-4b38-acee-3e3392aee389 ro intel_iommu=off quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-55-generic N/A linux-backports-modules-5.4.0-55-generic N/A linux-firmware 1.187.4 RfKill: 0: hci0: Bluetooth Soft blocked: yes Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to focal on 2020-05-02 (205 days ago) dmi.bios.date: 11/27/2019 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: F50a dmi.board.asset.tag: Default string dmi.board.name: AB350M-DS3H-CF dmi.board.vendor: Gigabyte Technology Co., Ltd. dmi.board.version: x.x dmi.chassis.asset.tag: Default string dmi.chassis.type: 3 dmi.chassis.vendor: Default string dmi.chassis.version: Default string dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrF50a:bd11/27/2019:svnGigabyteTechnologyCo.,Ltd.:pnAB350M-DS3H:pvrDefaultstring:rvnGigabyteTechnologyCo.,Ltd.:rnAB350M-DS3H-CF:rvrx.x:cvnDefaultstring:ct3:cvrDefaultstring: dmi.product.family: Default string dmi.product.name: AB350M-DS3H dmi.product.sku: Default string dmi.product.version: Default string dmi.sys.vendor: Gigabyte Technology Co., Ltd. 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