[Bug 1240327] Re: E: Sub-process /usr/bin/dpkg returned an error code (1)

[Larry Li]

tail /var/log/upstart/procps.log

kernel.printk = 4 4 1 7
net.ipv6.conf.all.use_tempaddr = 2
net.ipv6.conf.default.use_tempaddr = 2
error: permission denied on key 'kernel.kptr_restrict'
net.ipv4.conf.default.rp_filter = 1
net.ipv4.conf.all.rp_filter = 1
net.ipv4.tcp_syncookies = 1
vm.mmap_min_addr = 65536

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https://bugs.launchpad.net/bugs/1240327

Title:
  E: Sub-process /usr/bin/dpkg returned an error code (1)

Status in “procps” package in Ubuntu:
  Incomplete

Bug description:
  While running:

  apt-get update
  apt-get upgrade

  The following error message shows:

  Errors were encountered while processing:
  procps
  udev
  plymouth
  mountall
  initramfs-tools
  E: Sub-process /usr/bin/dpkg returned an error code (1)

  Yesterday worked fine.

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