Both paths involved should be in the latest lsusb profile - can you double check the AppArmor package version you have installed and also include the contents of your /etc/apparmor.d/lsusb?
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apparmor in Ubuntu. https://bugs.launchpad.net/bugs/2099990 Title: lsusb fails due to apparmor Status in apparmor package in Ubuntu: Fix Released Bug description: With apparmor 4.1.0~beta5-0ubuntu5 on a RISC-V Microchip Icicle Kit I see that the kernel discovers USB: [ +0.008662] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ +0.007425] usb 1-1: Product: Ultra [ +0.003688] usb 1-1: Manufacturer: SanDisk [ +0.004245] usb 1-1: SerialNumber: 010187b422912d2f128c699458cec5c82b7af2ece2713972b09d1de68f741b2afecb0000000000000000000066a842d0ff9957008a558107452c91e7 [ +0.011662] usb-storage 1-1:1.0: USB Mass Storage device detected [ +0.012149] scsi host0: usb-storage 1-1:1.0 [ +0.011826] usbcore: registered new interface driver usb-storage [ +0.035775] usbcore: registered new interface driver uas But lsusb shows not device. Looking as journalctl shows that apparmor is blocking: Feb 25 12:46:58 ubuntu sudo[1508]: pam_unix(sudo:session): session opened for user root(uid=0) by ubuntu(uid=1000) Feb 25 12:46:58 ubuntu kernel: audit: type=1400 audit(1740487618.039:207): apparmor="DENIED" operation="capable" class="cap" profile="lsusb" pid=1510 comm="lsusb" capability=12 capname="net_admin" Feb 25 12:46:58 ubuntu kernel: audit: type=1400 audit(1740487618.039:208): apparmor="DENIED" operation="open" class="file" profile="lsusb" name="/sys/devices/platform/soc/20201000.usb/musb-hdrc.2.auto/usb1/uevent" pid=1510 comm="lsusb" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 25 12:46:58 ubuntu kernel: audit: type=1400 audit(1740487618.043:209): apparmor="DENIED" operation="open" class="file" profile="lsusb" name="/sys/devices/platform/soc/20201000.usb/musb-hdrc.2.auto/usb1/1-1/uevent" pid=1510 comm="lsusb" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 25 12:46:58 ubuntu kernel: audit: type=1400 audit(1740487618.043:210): apparmor="DENIED" operation="open" class="file" profile="lsusb" name="/sys/devices/platform/soc/20201000.usb/musb-hdrc.2.auto/usb1/1-0:1.0/uevent" pid=1510 comm="lsusb" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 25 12:46:58 ubuntu kernel: audit: type=1400 audit(1740487618.047:211): apparmor="DENIED" operation="open" class="file" profile="lsusb" name="/sys/devices/platform/soc/20201000.usb/musb-hdrc.2.auto/usb1/1-1/1-1:1.0/uevent" pid=1510 comm="lsusb" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 25 12:46:58 ubuntu sudo[1508]: pam_unix(sudo:session): session closed for user root /etc/apparmor.d/usr.bin.lsusb does not exist. sudo apparmor_status shows that lsusb is in enforce mode. Only after putting /usb/bin/lsusb into complain mode the command starts to work. Best regards Heinrich --- ProblemType: Bug ApportVersion: 2.31.0+git20250220-0ubuntu2 Architecture: riscv64 CasperMD5CheckResult: unknown CloudArchitecture: riscv64 CloudBuildName: server CloudID: nocloud CloudName: unknown CloudPlatform: nocloud CloudSerial: 20250225 CloudSubPlatform: seed-dir (/var/lib/cloud/seed/nocloud-net) DistroRelease: Ubuntu 25.04 Package: apparmor 4.1.0~beta5-0ubuntu5 PackageArchitecture: riscv64 ProcEnviron: LANG=C.UTF-8 PATH=(custom, no user) SHELL=/bin/bash TERM=vt220 ProcKernelCmdline: BOOT_IMAGE=/boot/vmlinuz-6.14.0-4-generic root=UUID=d7adaa9d-66b4-4ce4-a45f-3651ae4bbb85 ro efi=debug earlycon=sbi sysctl.kernel.watchdog_thresh=60 ProcVersionSignature: Ubuntu 6.14.0-4.4.1~1-generic 6.14.0-rc3 Syslog: 2025-02-25T12:34:08.711312+00:00 ubuntu dbus-daemon[909]: [system] AppArmor D-Bus mediation is enabled Tags: cloud-image plucky Uname: Linux 6.14.0-4-generic riscv64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: N/A _MarkForUpload: True mtime.conffile..etc.apparmor.d.lsusb: 2025-02-25T12:57:31.410467 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/2099990/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp
