Marking as confirmed since I was able to reproduce on two different systems.
** Description changed: - $ cat /proc/version_signature + $ cat /proc/version_signature Ubuntu 3.2.0-84.121-generic 3.2.68 $ df | head -3 - Filesystem 1K-blocks Used Available Use% Mounted on - /dev/md1 17444128 13637124 2927852 83% / - udev 950040 4 950036 1% /dev + Filesystem 1K-blocks Used Available Use% Mounted on + /dev/vda1 7481832 4262872 2838904 61% / + udev 371920 4 371916 1% /dev - $ cat /proc/version_signature + $ cat /proc/version_signature Ubuntu 3.2.0-85.122-generic 3.2.69 $ df | head -3 df: `/sys/kernel/debug': Function not implemented - Filesystem 1K-blocks Used Available Use% Mounted on - /dev/md1 17444128 13638268 2926708 83% / - udev 950040 4 950036 1% /dev + Filesystem 1K-blocks Used Available Use% Mounted on + /dev/vda1 7481832 4263012 2838764 61% / + udev 371920 4 371916 1% /dev This is confirmed in an amd64 VM and on an amd64 system. ** Description changed: $ cat /proc/version_signature Ubuntu 3.2.0-84.121-generic 3.2.68 $ df | head -3 Filesystem 1K-blocks Used Available Use% Mounted on /dev/vda1 7481832 4262872 2838904 61% / udev 371920 4 371916 1% /dev $ cat /proc/version_signature Ubuntu 3.2.0-85.122-generic 3.2.69 $ df | head -3 df: `/sys/kernel/debug': Function not implemented Filesystem 1K-blocks Used Available Use% Mounted on /dev/vda1 7481832 4263012 2838764 61% / udev 371920 4 371916 1% /dev - This is confirmed in an amd64 VM and on an amd64 system. + This is confirmed in an amd64 VM and on an amd64 system. It doesn't make + a difference if I use sudo. -- 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/1465322 Title: regression: "df: `/sys/kernel/debug': Function not implemented" with 3.2.0-85.122 Status in linux package in Ubuntu: Confirmed Bug description: $ cat /proc/version_signature Ubuntu 3.2.0-84.121-generic 3.2.68 $ df | head -3 Filesystem 1K-blocks Used Available Use% Mounted on /dev/vda1 7481832 4262872 2838904 61% / udev 371920 4 371916 1% /dev $ cat /proc/version_signature Ubuntu 3.2.0-85.122-generic 3.2.69 $ df | head -3 df: `/sys/kernel/debug': Function not implemented Filesystem 1K-blocks Used Available Use% Mounted on /dev/vda1 7481832 4263012 2838764 61% / udev 371920 4 371916 1% /dev This is confirmed in an amd64 VM and on an amd64 system. It doesn't make a difference if I use sudo. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1465322/+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