** No longer affects: apparmor (Ubuntu)
** No longer affects: linux (Ubuntu Xenial)
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https://bugs.launchpad.net/bugs/1645037
Title:
apparmor_parser hangs indefinitely when called by
** CVE removed: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2017-7184
** CVE removed: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2016-1575
** CVE removed: http://www.cve.mitre.org/cgi-
bin/cvename.cgi?name=2016-1576
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** Changed in: linux (Ubuntu Yakkety)
Status: Fix Released => Triaged
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Title:
apparmor_parser hangs indefinitely when called by multiple
This bug was fixed in the package linux - 4.8.0-45.48
---
linux (4.8.0-45.48) yakkety; urgency=low
* CVE-2017-7184
- xfrm_user: validate XFRM_MSG_NEWAE XFRMA_REPLAY_ESN_VAL replay_window
- xfrm_user: validate XFRM_MSG_NEWAE incoming ESN size harder
-- Stefan Bader
Not fixed because we had to revert the commits due to various
regressions.
** Changed in: linux (Ubuntu Xenial)
Status: Fix Released => Triaged
** Changed in: linux (Ubuntu Yakkety)
Status: Fix Released => Triaged
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This bug was fixed in the package linux - 4.4.0-65.86
---
linux (4.4.0-65.86) xenial; urgency=low
* linux: 4.4.0-65.86 -proposed tracker (LP: #1667052)
[ Stefan Bader ]
* Upgrade Redpine RS9113 driver to support AP mode (LP: #1665211)
- SAUCE: Redpine driver to support
This bug was fixed in the package linux - 4.8.0-40.43
---
linux (4.8.0-40.43) yakkety; urgency=low
* linux: 4.8.0-40.43 -proposed tracker (LP: #1667066)
[ Andy Whitcroft ]
* NFS client : permission denied when trying to access subshare, since kernel
4.4.0-31 (LP: #1649292)
This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
yakkety' to 'verification-done-yakkety'. If the problem still exists,
change the tag
This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
xenial' to 'verification-done-xenial'. If the problem still exists,
change the tag
This bug was fixed in the package linux - 4.10.0-8.10
---
linux (4.10.0-8.10) zesty; urgency=low
[ Tim Gardner ]
* Release Tracking Bug
- LP: #1664217
* [Hyper-V] Bug fixes for storvsc (tagged queuing, error conditions)
(LP: #1663687)
- scsi: storvsc: Enable
** Changed in: linux (Ubuntu Xenial)
Status: In Progress => Fix Committed
** Changed in: linux (Ubuntu Yakkety)
Status: In Progress => Fix Committed
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On Thu, Dec 08, 2016 at 03:28:46PM +0100, Christian Brauner wrote:
> On Thu, Dec 08, 2016 at 11:37:52AM -, John Johansen wrote:
> > Christian,
> >
> > could you please try against my test kernel? It has fixed the issue with
> > my local reproducer
>
> Sure, I'm currently testing!
Hi John,
On Thu, Dec 08, 2016 at 11:37:52AM -, John Johansen wrote:
> Christian,
>
> could you please try against my test kernel? It has fixed the issue with
> my local reproducer
Sure, I'm currently testing!
Thanks!
Christian
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Christian,
could you please try against my test kernel? It has fixed the issue with
my local reproducer
The packages are in
http://people.canonical.com/~jj/linux+jj/
you can probably get away with just installing linux-
image-4.8.0-30-generic_4.8.0-30.32+lp1645037_amd64.deb but the other
I have fully replicated this with just the apparmor_parser, and bash. It
requires using both the fs based namespace mkdir/rmdir namespace
interface and regular profile replacement/removal at the same time.
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I think I may have replicated, in that I got log entries with task
blocked for more than 120 seconds, very similar to the above logs. And
the apparmor_parser could running ps on the system did show several
apparmor_parsers waiting. However it did not crash nor did the
apparmor_parser instances
No, I haven't. I have been using the instructions you provided with no
success. I have started some tests doing lower level direct calls of
replace and reload so that I can have even more concurrency.
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On Sat, Dec 03, 2016 at 12:58:54PM -, John Johansen wrote:
> How reliable/repeatable is this for you?
>
> I have been hammering a machine for multiple days and not been able to
> trip this once.
>
> I have been using the 4.8 ubuntu kernel the ubuntu-lxc/daily and the
> ubuntu-lxc/stable
How reliable/repeatable is this for you?
I have been hammering a machine for multiple days and not been able to
trip this once.
I have been using the 4.8 ubuntu kernel the ubuntu-lxc/daily and the
ubuntu-lxc/stable ppas. Any more info you can provide?
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** Changed in: linux (Ubuntu Xenial)
Assignee: (unassigned) => John Johansen (jjohansen)
** Changed in: linux (Ubuntu Yakkety)
Assignee: (unassigned) => John Johansen (jjohansen)
** Changed in: linux (Ubuntu Zesty)
Assignee: (unassigned) => John Johansen (jjohansen)
** Changed
This does not seem to be reproducible on a 4.4.0-45 kernel without
AppArmor stacking support.
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Title:
apparmor_parser hangs indefinitely when
Christian will be testing 4.4.0-45 to see if we hit this issue with a
pre-aastacking kernel.
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Title:
apparmor_parser hangs indefinitely when
This has been confirmed to affect both the 4.4 and 4.8 kernels.
** Project changed: apparmor => apparmor (Ubuntu)
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: apparmor (Ubuntu Zesty)
Importance: Undecided
Status: New
** Also affects:
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