** Changed in: apparmor (Ubuntu) Importance: Undecided => Medium -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apparmor in Ubuntu. https://bugs.launchpad.net/bugs/1423810
Title: apparmor fd_inheritance regression test causes kernel to crash on touch kernel backports Status in apparmor package in Ubuntu: Triaged Status in linux-flo package in Ubuntu: In Progress Status in linux-goldfish package in Ubuntu: In Progress Status in linux-mako package in Ubuntu: In Progress Status in linux-manta package in Ubuntu: In Progress Bug description: On krillin with vivid-proposed, running the fd_inheritance test from the apparmor regression tests causes the kernel to crash and spontaneously reboot the device: phablet@ubuntu-phablet:~/src/apparmor-2.9.1/tests/regression/apparmor$ logger "running fd_inheritance tests now" phablet@ubuntu-phablet:~/src/apparmor-2.9.1/tests/regression/apparmor$ sudo sh -c 'VERBOSE=1 bash fd_inheritance.sh' ok: fd inheritance; unconfined -> unconfined ok: fd inheritance; confined -> unconfined ok: fd inheritance; confined (bad perm) -> unconfined ok: fd inheritance; confined (no perm) -> unconfined ok: fd inheritance; unconfined -> confined ok: fd inheritance; unconfined -> confined (no perm) ok: fd inheritance; confined -> confined ok: fd inheritance; confined (bad perm) -> confined ok: fd inheritance; confined (no perm) -> confined ok: fd inheritance; confined -> confined (bad perm) [device reboots here] This is what syslog sees before it falls over, though nothing after the logger invocation makes it to the disk: Feb 20 03:51:47 ubuntu-phablet phablet: running fd_inheritance tests now Feb 20 03:52:05 ubuntu-phablet kernel: [ 489.942611]type=1400 audit(1424404325.798:141): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7449 comm="apparmor_parser" Feb 20 03:52:06 ubuntu-phablet kernel: [ 490.272023]type=1400 audit(1424404326.128:142): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7477 comm="apparmor_parser" Feb 20 03:52:06 ubuntu-phablet kernel: [ 490.305028]type=1400 audit(1424404326.158:143): apparmor="DENIED" operation="open" profile="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" name="/tmp/sdtest.7416-27080-LFDs8z/file" pid=7483 comm="fd_inheritance" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 20 03:52:06 ubuntu-phablet kernel: [ 490.573275]type=1400 audit(1424404326.428:144): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7505 comm="apparmor_parser" Feb 20 03:52:06 ubuntu-phablet kernel: [ 490.606454]type=1400 audit(1424404326.468:145): apparmor="DENIED" operation="open" profile="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" name="/tmp/sdtest.7416-27080-LFDs8z/file" pid=7510 comm="fd_inheritance" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 20 03:52:06 ubuntu-phablet kernel: [ 490.886149]type=1400 audit(1424404326.748:146): apparmor="STATUS" operation="profile_remove" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7536 comm="apparmor_parser" Feb 20 03:52:06 ubuntu-phablet kernel: [ 490.916538]type=1400 audit(1424404326.778:147): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7537 comm="apparmor_parser" Feb 20 03:52:07 ubuntu-phablet kernel: [ 491.226336]type=1400 audit(1424404327.088:148): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7568 comm="apparmor_parser" Feb 20 03:52:07 ubuntu-phablet kernel: [ 491.734888]type=1400 audit(1424404327.588:149): apparmor="STATUS" operation="profile_remove" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7612 comm="apparmor_parser" Feb 20 03:52:07 ubuntu-phablet kernel: [ 491.786710]type=1400 audit(1424404327.648:150): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7613 comm="apparmor_parser" Feb 20 03:52:07 ubuntu-phablet kernel: [ 491.787186]type=1400 audit(1424404327.648:151): apparmor="STATUS" operation="profile_load" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7613 comm="apparmor_parser" Feb 20 03:52:08 ubuntu-phablet kernel: [ 492.354445]type=1400 audit(1424404328.208:152): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7658 comm="apparmor_parser" Feb 20 03:52:08 ubuntu-phablet kernel: [ 492.354874]type=1400 audit(1424404328.208:153): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7658 comm="apparmor_parser" Feb 20 03:52:08 ubuntu-phablet kernel: [ 492.398480]type=1400 audit(1424404328.258:154): apparmor="DENIED" operation="open" profile="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" name="/tmp/sdtest.7416-27080-LFDs8z/file" pid=7665 comm="fd_inheritance" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 20 03:52:08 ubuntu-phablet kernel: [ 492.889451]type=1400 audit(1424404328.748:155): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7704 comm="apparmor_parser" Feb 20 03:52:08 ubuntu-phablet kernel: [ 492.889889]type=1400 audit(1424404328.748:156): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7704 comm="apparmor_parser" Feb 20 03:52:08 ubuntu-phablet kernel: [ 492.933754]type=1400 audit(1424404328.788:157): apparmor="DENIED" operation="open" profile="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" name="/tmp/sdtest.7416-27080-LFDs8z/file" pid=7710 comm="fd_inheritance" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 20 03:52:09 ubuntu-phablet kernel: [ 493.453991]type=1400 audit(1424404329.308:158): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7749 comm="apparmor_parser" Feb 20 03:52:09 ubuntu-phablet kernel: [ 493.454422]type=1400 audit(1424404329.308:159): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7749 comm="apparmor_parser" Feb 20 03:52:09 ubuntu-phablet kernel: [ 493.498903]type=1400 audit(1424404329.358:160): apparmor="DENIED" operation="file_inherit" profile="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" name="/tmp/sdtest.7416-27080-LFDs8z/file" pid=7755 comm="fd_inheritor" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 20 03:52:09 ubuntu-phablet kernel: [ 493.500082]type=1400 audit(1424404329.358:161): apparmor="DENIED" operation="file_perm" profile="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" name="/tmp/sdtest.7416-27080-LFDs8z/file" pid=7755 comm="fd_inheritor" requested_mask="r" denied_mask="r" fsuid=0 ouid=0 Feb 20 03:52:09 ubuntu-phablet kernel: [ 494.025605]type=1400 audit(1424404329.878:162): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritance" pid=7798 comm="apparmor_parser" Feb 20 03:52:09 ubuntu-phablet kernel: [ 494.026398]type=1400 audit(1424404329.888:163): apparmor="STATUS" operation="profile_replace" profile="unconfined" name="/home/phablet/src/apparmor-2.9.1/tests/regression/apparmor/fd_inheritor" pid=7798 comm="apparmor_parser" Note that because krillin is based on a 3.4 kernel, dmesg -w does not work to see anything emitted by the kernel before the spontaneous reboot. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: apparmor 2.8.98-0ubuntu4 ProcVersionSignature: Error: [Errno 2] No such file or directory: '/proc/version_signature' Uname: Linux 3.4.67 armv7l ApportVersion: 2.16.1-0ubuntu2 Architecture: armhf Date: Fri Feb 20 06:31:26 2015 InstallationDate: Installed on 2015-02-18 (1 days ago) InstallationMedia: Ubuntu Vivid Vervet (development branch) - armhf (20150218-191234) KernLog: ProcKernelCmdline: console=ttyMT0,921600n1 vmalloc=496M slub_max_order=0 lcm=1-hx8389_qhd_dsi_vdo_truly fps=6658 bootprof.pl_t=2415 bootprof.lk_t=1678 printk.disable_uart=1 boot_reason=4 datapart=/dev/mmcblk0p7 systempart=/dev/mmcblk0p6 androidboot.serialno=JB050183 lcm=1-hx8389_qhd_dsi_vdo_truly fps=6658 bootprof.pl_t=2415 bootprof.lk_t=1678 printk.disable_uart=1 boot_reason=4 datapart=/dev/mmcblk0p7 systempart=/dev/mmcblk0p6 androidboot.serialno=JB050183 PstreeP: Error: [Errno 2] No such file or directory: '/usr/bin/pstree' SourcePackage: apparmor UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/1423810/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp