[Bug 1577297] [NEW] echo | xargs kill -15 kills running window session

espenaf at junta.no espenaf at junta.no
Mon May 2 06:41:32 UTC 2016


Public bug reported:

Running the command

$ echo | xargs kill -15

kills everything in the current window session. If run from tty1:

$ echo | xargs kill -15
Terminated

And the window session is also killed.

Same command tested on CentOS 7, running procps 3.3.10, shows kill
command help.

Same command tested on Arch Linux, running procps 3.3.11, shows "kill:
not enough arguments".

ProblemType: Bug
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
CurrentDesktop: KDE
Date: Sun May  1 21:37:15 2016
Dependencies:
 adduser 3.113+nmu3ubuntu4
 apt 1.2.10ubuntu1
 apt-utils 1.2.10ubuntu1
 coreutils 8.25-2ubuntu2
 debconf 1.5.58ubuntu1
 debconf-i18n 1.5.58ubuntu1
 debianutils 4.7
 dpkg 1.18.4ubuntu1
 e2fslibs 1.42.13-1ubuntu1
 e2fsprogs 1.42.13-1ubuntu1
 gcc-5-base 5.3.1-14ubuntu2
 gcc-6-base 6.0.1-0ubuntu1
 gnupg 1.4.20-1ubuntu3
 gpgv 1.4.20-1ubuntu3
 init-system-helpers 1.29ubuntu1
 initscripts 2.88dsf-59.3ubuntu2
 insserv 1.14.0-5ubuntu3
 libacl1 2.2.52-3
 libapt-inst2.0 1.2.10ubuntu1
 libapt-pkg5.0 1.2.10ubuntu1
 libattr1 1:2.4.47-2
 libaudit-common 1:2.4.5-1ubuntu2
 libaudit1 1:2.4.5-1ubuntu2
 libblkid1 2.27.1-6ubuntu3
 libbz2-1.0 1.0.6-8
 libc6 2.23-0ubuntu3
 libcomerr2 1.42.13-1ubuntu1
 libdb5.3 5.3.28-11
 libfdisk1 2.27.1-6ubuntu3
 libgcc1 1:6.0.1-0ubuntu1
 libgcrypt20 1.6.5-2
 libgpg-error0 1.21-2ubuntu1
 libgpm2 1.20.4-6.1
 liblocale-gettext-perl 1.07-1build1
 liblz4-1 0.0~r131-2ubuntu2
 liblzma5 5.1.1alpha+20120614-2ubuntu2
 libmount1 2.27.1-6ubuntu3
 libncurses5 6.0+20160213-1ubuntu1
 libncursesw5 6.0+20160213-1ubuntu1
 libpam-modules 1.1.8-3.2ubuntu2
 libpam-modules-bin 1.1.8-3.2ubuntu2
 libpam0g 1.1.8-3.2ubuntu2
 libpcre3 2:8.38-3.1
 libprocps4 2:3.3.10-4ubuntu2
 libreadline6 6.3-8ubuntu2
 libselinux1 2.4-3build2
 libsemanage-common 2.3-1build3
 libsemanage1 2.3-1build3
 libsepol1 2.4-2
 libsmartcols1 2.27.1-6ubuntu3
 libss2 1.42.13-1ubuntu1
 libstdc++6 5.3.1-14ubuntu2
 libsystemd0 229-4ubuntu4
 libtext-charwidth-perl 0.04-7build5
 libtext-iconv-perl 1.7-5build4
 libtext-wrapi18n-perl 0.06-7.1
 libtinfo5 6.0+20160213-1ubuntu1
 libudev1 229-4ubuntu4
 libusb-0.1-4 2:0.1.12-28
 libustr-1.0-1 1.0.4-5
 libuuid1 2.27.1-6ubuntu3
 lsb-base 9.20160110
 mount 2.27.1-6ubuntu3
 multiarch-support 2.23-0ubuntu3
 passwd 1:4.2-3.1ubuntu5
 perl-base 5.22.1-9
 psmisc 22.21-2.1build1
 readline-common 6.3-8ubuntu2
 sensible-utils 0.0.9
 sysv-rc 2.88dsf-59.3ubuntu2
 sysvinit-utils 2.88dsf-59.3ubuntu2
 tar 1.28-2.1
 ubuntu-keyring 2012.05.19
 util-linux 2.27.1-6ubuntu3
 uuid-runtime 2.27.1-6ubuntu3
 zlib1g 1:1.2.8.dfsg-2ubuntu4
DistroRelease: Ubuntu 16.04
EcryptfsInUse: Yes
InstallationDate: Installed on 2015-05-29 (338 days ago)
InstallationMedia: Kubuntu 15.04 "Vivid Vervet" - Release amd64 Package: procps 2:3.3.10-4ubuntu2
PackageArchitecture: amd64
ProcEnviron:
 LANGUAGE=
 LC_TIME=nb_NO.UTF-8
 LC_MONETARY=nb_NO.UTF-8
 TERM=xterm
 LC_COLLATE=nb_NO.UTF-8
 PATH=(custom, no user)
 LC_ADDRESS=nb_NO.UTF-8
 XDG_RUNTIME_DIR=<set>
 LC_TELEPHONE=nb_NO.UTF-8
 LANG=en_GB.UTF-8
 SHELL=/bin/bash
 LC_NAME=nb_NO.UTF-8
 LC_MEASUREMENT=nb_NO.UTF-8
 LC_IDENTIFICATION=nb_NO.UTF-8
 LC_NUMERIC=nb_NO.UTF-8
 LC_PAPER=nb_NO.UTF-8
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
SourcePackage: procps
Tags:  xenial
Uname: Linux 4.4.0-21-generic x86_64
UpgradeStatus: Upgraded to xenial on 2016-04-22 (9 days ago)
_MarkForUpload: True

** Affects: procps (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1577297

Title:
  echo | xargs kill -15 kills running window session

Status in procps package in Ubuntu:
  New

Bug description:
  Running the command

  $ echo | xargs kill -15

  kills everything in the current window session. If run from tty1:

  $ echo | xargs kill -15
  Terminated

  And the window session is also killed.

  Same command tested on CentOS 7, running procps 3.3.10, shows kill
  command help.

  Same command tested on Arch Linux, running procps 3.3.11, shows "kill:
  not enough arguments".

  ProblemType: Bug
  ApportVersion: 2.20.1-0ubuntu2
  Architecture: amd64
  CurrentDesktop: KDE
  Date: Sun May  1 21:37:15 2016
  Dependencies:
   adduser 3.113+nmu3ubuntu4
   apt 1.2.10ubuntu1
   apt-utils 1.2.10ubuntu1
   coreutils 8.25-2ubuntu2
   debconf 1.5.58ubuntu1
   debconf-i18n 1.5.58ubuntu1
   debianutils 4.7
   dpkg 1.18.4ubuntu1
   e2fslibs 1.42.13-1ubuntu1
   e2fsprogs 1.42.13-1ubuntu1
   gcc-5-base 5.3.1-14ubuntu2
   gcc-6-base 6.0.1-0ubuntu1
   gnupg 1.4.20-1ubuntu3
   gpgv 1.4.20-1ubuntu3
   init-system-helpers 1.29ubuntu1
   initscripts 2.88dsf-59.3ubuntu2
   insserv 1.14.0-5ubuntu3
   libacl1 2.2.52-3
   libapt-inst2.0 1.2.10ubuntu1
   libapt-pkg5.0 1.2.10ubuntu1
   libattr1 1:2.4.47-2
   libaudit-common 1:2.4.5-1ubuntu2
   libaudit1 1:2.4.5-1ubuntu2
   libblkid1 2.27.1-6ubuntu3
   libbz2-1.0 1.0.6-8
   libc6 2.23-0ubuntu3
   libcomerr2 1.42.13-1ubuntu1
   libdb5.3 5.3.28-11
   libfdisk1 2.27.1-6ubuntu3
   libgcc1 1:6.0.1-0ubuntu1
   libgcrypt20 1.6.5-2
   libgpg-error0 1.21-2ubuntu1
   libgpm2 1.20.4-6.1
   liblocale-gettext-perl 1.07-1build1
   liblz4-1 0.0~r131-2ubuntu2
   liblzma5 5.1.1alpha+20120614-2ubuntu2
   libmount1 2.27.1-6ubuntu3
   libncurses5 6.0+20160213-1ubuntu1
   libncursesw5 6.0+20160213-1ubuntu1
   libpam-modules 1.1.8-3.2ubuntu2
   libpam-modules-bin 1.1.8-3.2ubuntu2
   libpam0g 1.1.8-3.2ubuntu2
   libpcre3 2:8.38-3.1
   libprocps4 2:3.3.10-4ubuntu2
   libreadline6 6.3-8ubuntu2
   libselinux1 2.4-3build2
   libsemanage-common 2.3-1build3
   libsemanage1 2.3-1build3
   libsepol1 2.4-2
   libsmartcols1 2.27.1-6ubuntu3
   libss2 1.42.13-1ubuntu1
   libstdc++6 5.3.1-14ubuntu2
   libsystemd0 229-4ubuntu4
   libtext-charwidth-perl 0.04-7build5
   libtext-iconv-perl 1.7-5build4
   libtext-wrapi18n-perl 0.06-7.1
   libtinfo5 6.0+20160213-1ubuntu1
   libudev1 229-4ubuntu4
   libusb-0.1-4 2:0.1.12-28
   libustr-1.0-1 1.0.4-5
   libuuid1 2.27.1-6ubuntu3
   lsb-base 9.20160110
   mount 2.27.1-6ubuntu3
   multiarch-support 2.23-0ubuntu3
   passwd 1:4.2-3.1ubuntu5
   perl-base 5.22.1-9
   psmisc 22.21-2.1build1
   readline-common 6.3-8ubuntu2
   sensible-utils 0.0.9
   sysv-rc 2.88dsf-59.3ubuntu2
   sysvinit-utils 2.88dsf-59.3ubuntu2
   tar 1.28-2.1
   ubuntu-keyring 2012.05.19
   util-linux 2.27.1-6ubuntu3
   uuid-runtime 2.27.1-6ubuntu3
   zlib1g 1:1.2.8.dfsg-2ubuntu4
  DistroRelease: Ubuntu 16.04
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2015-05-29 (338 days ago)
  InstallationMedia: Kubuntu 15.04 "Vivid Vervet" - Release amd64 Package: procps 2:3.3.10-4ubuntu2
  PackageArchitecture: amd64
  ProcEnviron:
   LANGUAGE=
   LC_TIME=nb_NO.UTF-8
   LC_MONETARY=nb_NO.UTF-8
   TERM=xterm
   LC_COLLATE=nb_NO.UTF-8
   PATH=(custom, no user)
   LC_ADDRESS=nb_NO.UTF-8
   XDG_RUNTIME_DIR=<set>
   LC_TELEPHONE=nb_NO.UTF-8
   LANG=en_GB.UTF-8
   SHELL=/bin/bash
   LC_NAME=nb_NO.UTF-8
   LC_MEASUREMENT=nb_NO.UTF-8
   LC_IDENTIFICATION=nb_NO.UTF-8
   LC_NUMERIC=nb_NO.UTF-8
   LC_PAPER=nb_NO.UTF-8
  ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
  SourcePackage: procps
  Tags:  xenial
  Uname: Linux 4.4.0-21-generic x86_64
  UpgradeStatus: Upgraded to xenial on 2016-04-22 (9 days ago)
  _MarkForUpload: True

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