kernel-packages team mailing list archive

[Jamie Strandboge <jamie@xxxxxxxxxx>]

Public bug reported:

$ 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.

** Affects: linux (Ubuntu)
     Importance: Undecided
         Status: Confirmed

** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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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.

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