*** This bug is a duplicate of bug 1567037 ***
https://bugs.launchpad.net/bugs/1567037
** Description changed:
- Unprivileged lxc containers are created under used "honstings" account.
- lxc-attach crashes when it is used to execute a script via su command from
root shell.
+ Unprivileged lxc containers are created under used "hostings" account.
+ In commands below LXC container with name "bugreport" had been created (with
lxc-create) and started (with lxc-start -n bugreport)
+
+ lxc-attach command crashes when it is used to execute a script via su
+ command from root shell.
su - hostings -c 'lxc-attach -n "bugreport" -- /root/initialize.sh
"bugreport"'
and produces syslog entry
Apr 26 17:05:24 hostings kernel: [20956.998698] lxc-attach[18855]: segfault
at 1c ip 0000561050b1d994 sp 00007ffdbf3fdb60 error 6 in
lxc-attach[561050b1c000+4000]
Same command works when executed from user "hostings" shell
lxc-attach -n "bugreport" -- /root/initialize.sh "bugreport"
ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: lxc1 2.0.0-0ubuntu2
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic x86_64
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
Date: Tue Apr 26 10:12:29 2016
ExecutablePath: /usr/bin/lxc-attach
ExecutableTimestamp: 1461078981
InstallationDate: Installed on 2016-04-22 (3 days ago)
InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64
(20160420.3)
ProcCmdline: lxc-attach -n my -- /root/initialize.sh my
ProcCwd: /home/hostings
SegvAnalysis: Skipped: missing required field "Disassembly"
Signal: 11
SourcePackage: lxc
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: libvirtd tty
dnsmasq.conf: dhcp-host=hdev,10.0.3.100
modified.conffile..etc.lxc.default.conf: [modified]
mtime.conffile..etc.lxc.default.conf: 2016-04-25T12:01:07.442775
** Description changed:
Unprivileged lxc containers are created under used "hostings" account.
- In commands below LXC container with name "bugreport" had been created (with
lxc-create) and started (with lxc-start -n bugreport)
+ In commands below LXC container with name "my" had been created (with
lxc-create) and started (with lxc-start -n bugreport)
lxc-attach command crashes when it is used to execute a script via su
command from root shell.
- su - hostings -c 'lxc-attach -n "bugreport" -- /root/initialize.sh
- "bugreport"'
+ su - hostings -c 'lxc-attach -n "my" -- /root/initialize.sh "my"'
and produces syslog entry
Apr 26 17:05:24 hostings kernel: [20956.998698] lxc-attach[18855]: segfault
at 1c ip 0000561050b1d994 sp 00007ffdbf3fdb60 error 6 in
lxc-attach[561050b1c000+4000]
Same command works when executed from user "hostings" shell
- lxc-attach -n "bugreport" -- /root/initialize.sh "bugreport"
+ lxc-attach -n "my" -- /root/initialize.sh "my"
ProblemType: Crash
DistroRelease: Ubuntu 16.04
Package: lxc1 2.0.0-0ubuntu2
ProcVersionSignature: Ubuntu 4.4.0-21.37-generic 4.4.6
Uname: Linux 4.4.0-21-generic x86_64
ApportVersion: 2.20.1-0ubuntu2
Architecture: amd64
Date: Tue Apr 26 10:12:29 2016
ExecutablePath: /usr/bin/lxc-attach
ExecutableTimestamp: 1461078981
InstallationDate: Installed on 2016-04-22 (3 days ago)
InstallationMedia: Ubuntu-Server 16.04 LTS "Xenial Xerus" - Release amd64
(20160420.3)
ProcCmdline: lxc-attach -n my -- /root/initialize.sh my
ProcCwd: /home/hostings
SegvAnalysis: Skipped: missing required field "Disassembly"
Signal: 11
SourcePackage: lxc
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: libvirtd tty
dnsmasq.conf: dhcp-host=hdev,10.0.3.100
modified.conffile..etc.lxc.default.conf: [modified]
mtime.conffile..etc.lxc.default.conf: 2016-04-25T12:01:07.442775
** Tags added: lxc
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https://bugs.launchpad.net/bugs/1575202
Title:
lxc-attach crashes when used to execute script via su
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