commit 97c2cc241498c60c0f4b18d06325ea7f924782c4
Author: John Johansen <john.johan...@canonical.com>
Date: Thu Apr 6 06:55:24 2017 -0700
apparmor: Make path_max parameter readonly
BugLink: http://bugs.launchpad.net/bugs/1764666
[ Upstream commit 622f6e3265707ebf02ba776ac6e68003bcc31213 ]
The path_max parameter determines the max size of buffers allocated
but it should not be setable at run time. If can be used to cause an
oops
An apparmor change that came back via upstream stable v4.4.123.
** Changed in: linux (Ubuntu)
Status: Incomplete => Triaged
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https://bugs.launchpad.net/bugs/1768784
Title:
longpath test in the apparmor test failed with permission denied
Status in QA Regression Testing:
New
Status in linux package in Ubuntu:
Triaged
Bug description:
THIS IS A POTENTIAL REGRESSION
The ubuntu_qrt_apparmor test suite has passed with the kernel in
-released (4.4.0-121) but not the one in -proposed (4.4.0-123)
longpath test in the test_regression_testsuite will fail with:
running longpath
longpath.sh: line 53: /sys/module/apparmor/parameters/path_max: Permission
denied
Fatal Error (longpath): Unexpected shell error. Run with -x to debug
This issue can be spotted both on Xenial kernel and the Xenial kernel on
Trusty.
ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-4.4.0-123-generic 4.4.0-123.147~14.04.1
ProcVersionSignature: User Name 4.4.0-123.147~14.04.1-generic 4.4.128
Uname: Linux 4.4.0-123-generic i686
ApportVersion: 2.14.1-0ubuntu3.27
Architecture: i386
Date: Thu May 3 08:55:33 2018
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
SourcePackage: linux-lts-xenial
UpgradeStatus: No upgrade log present (probably fresh install)
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