Public bug reported: [s390x] /dev/hwrng present, yet not usable
# cat /dev/hwrng cat: /dev/hwrng: No such device # ls -latr /dev/hwrng crw------- 1 root root 10, 183 Mar 8 10:28 /dev/hwrng # modprobe ap modprobe: ERROR: could not insert 'ap': No such device # lszcrypt -VV lszcrypt: error - cryptographic device driver zcrypt is not loaded! a) permissions should be more liberal on /dev/hwrng b) /dev/hwrng probably should not be there, when not actually available... (as per above there is no hwrng card available on the system yet the device is present and is totally unusable) ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-11-generic 4.4.0-11.26 ProcVersionSignature: Ubuntu 4.4.0-11.26-generic 4.4.4 Uname: Linux 4.4.0-11-generic s390x AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access '/dev/snd/': No such file or directory AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.20-0ubuntu3 Architecture: s390x ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. Date: Tue Mar 8 15:30:51 2016 HibernationDevice: RESUME=/dev/mapper/group0-swap Lspci: Lsusb: Error: command ['lsusb'] failed with exit code 1: PciMultimedia: ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: Error: [Errno 2] No such file or directory: '/proc/fb' ProcKernelCmdLine: root=/dev/mapper/group0-rootfs BOOT_IMAGE=0 RelatedPackageVersions: linux-restricted-modules-4.4.0-11-generic N/A linux-backports-modules-4.4.0-11-generic N/A linux-firmware 1.156 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: apport-bug s390x xenial -- 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/1554498 Title: [s390x] /dev/hwrng present, yet not usable Status in linux package in Ubuntu: New Bug description: [s390x] /dev/hwrng present, yet not usable # cat /dev/hwrng cat: /dev/hwrng: No such device # ls -latr /dev/hwrng crw------- 1 root root 10, 183 Mar 8 10:28 /dev/hwrng # modprobe ap modprobe: ERROR: could not insert 'ap': No such device # lszcrypt -VV lszcrypt: error - cryptographic device driver zcrypt is not loaded! a) permissions should be more liberal on /dev/hwrng b) /dev/hwrng probably should not be there, when not actually available... (as per above there is no hwrng card available on the system yet the device is present and is totally unusable) ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-11-generic 4.4.0-11.26 ProcVersionSignature: Ubuntu 4.4.0-11.26-generic 4.4.4 Uname: Linux 4.4.0-11-generic s390x AlsaDevices: Error: command ['ls', '-l', '/dev/snd/'] failed with exit code 2: ls: cannot access '/dev/snd/': No such file or directory AplayDevices: Error: [Errno 2] No such file or directory: 'aplay' ApportVersion: 2.20-0ubuntu3 Architecture: s390x ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord' CRDA: Error: command ['iw', 'reg', 'get'] failed with exit code 1: nl80211 not found. Date: Tue Mar 8 15:30:51 2016 HibernationDevice: RESUME=/dev/mapper/group0-swap Lspci: Lsusb: Error: command ['lsusb'] failed with exit code 1: PciMultimedia: ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: Error: [Errno 2] No such file or directory: '/proc/fb' ProcKernelCmdLine: root=/dev/mapper/group0-rootfs BOOT_IMAGE=0 RelatedPackageVersions: linux-restricted-modules-4.4.0-11-generic N/A linux-backports-modules-4.4.0-11-generic N/A linux-firmware 1.156 RfKill: Error: [Errno 2] No such file or directory: 'rfkill' SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1554498/+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