[Bug 1969905] Re: lxc-test-no-new-privs in ubuntu_lxc failed on F-s390x zVM (lxc 1:4.0.12-0ubuntu1~20.04.1 )

2022-04-22 Thread Christian Brauner
And that only fails on s390x? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1969905 Title: lxc-test-no-new-privs in ubuntu_lxc failed on F-s390x zVM (lxc 1:4.0.12-0ubuntu1~20.04.1 ) To manage

[Bug 1959013] Re: systemd test_exec_umask_namespace fails in privileged container

2022-01-25 Thread Christian Brauner
Are the tests run with security.nesting=true set? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1959013 Title: systemd test_exec_umask_namespace fails in privileged container To manage

Re: [Bug 1947811] Re: cgroups broken in impish

2022-01-04 Thread Christian Brauner
On Mon, Jan 03, 2022 at 02:44:10PM -, Christian Ehrhardt  wrote: > @stgraber - since this is lx[cd] and you still usually do the uploads. > Do you have insight or opinion about this? LXCFS upstream contains a commit that will simply make /var/lib/lxcfs/cgroup an empty directory without

[Bug 1943441] Re: lxc: lxc-test-parse-config-file failure

2021-09-13 Thread Christian Brauner
This was caused by a recent change to how we handle selinux and apparmor config options when LXC is compiled without support. I've sent https://github.com/lxc/lxc/pull/3969 specific to stable-4.0. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed

[Bug 1943441] Re: lxc: lxc-test-parse-config-file failure

2021-09-13 Thread Christian Brauner
** Changed in: lxc (Ubuntu) Status: New => Confirmed ** Changed in: lxc (Ubuntu) Status: Confirmed => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1943441 Title: lxc:

[Bug 1940392] Re: fs: removing mandatory locks

2021-08-18 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1940392 Title: fs: removing mandatory locks To manage notifications about this

[Bug 1940392] [NEW] fs: removing mandatory locks

2021-08-18 Thread Christian Brauner
Public bug reported: Hello, Upstream is dicussing the removal of mandatory locks. To actually do this at some point distros will need to start disabling CONFIG_MANDATORY_FILE_LOCKING. It seems our kernel still defaults to CONFIG_MANDATORY_FILE_LOCKING=y. If feasible I'd like to propose disabling

[Bug 1939301] Re: REGRESSION: shiftfs lets sendfile fail with EINVAL

2021-08-09 Thread Christian Brauner
** Changed in: linux-meta-hwe-5.11 (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1939301 Title: REGRESSION: shiftfs lets sendfile fail with EINVAL To

[Bug 1938771] Re: lxc-test-rootfs test regression with 4.0.10-0ubuntu3

2021-08-03 Thread Christian Brauner
** Changed in: lxc (Ubuntu Impish) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1938771 Title: lxc-test-rootfs test regression with 4.0.10-0ubuntu3 To

[Bug 1938771] Re: lxc-test-rootfs test regression with 4.0.10-0ubuntu3

2021-08-03 Thread Christian Brauner
Also added tests around rootfs mount options. ** Changed in: lxc (Ubuntu Impish) Status: Confirmed => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1938771 Title:

[Bug 1938771] Re: lxc-test-rootfs test regression with 4.0.10-0ubuntu3

2021-08-03 Thread Christian Brauner
Thanks for reporting this. I've fixed this in: https://github.com/lxc/lxc/pull/3921 ** Changed in: lxc (Ubuntu Impish) Status: New => Confirmed ** Changed in: lxc (Ubuntu Impish) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received this bug notification b

[Bug 1776381] Re: lxc-test-api-reboot will hang with autopkgtest

2021-07-15 Thread Christian Brauner
Hm, what is the LXC version used here? Is it the one in Bionic? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1776381 Title: lxc-test-api-reboot will hang with autopkgtest To manage notifications

[Bug 1931064] Re: lxc autotest failure with kernel >= 5.13

2021-06-07 Thread Christian Brauner
I'm currently treating this as an upstream kernel regression reported here https://lore.kernel.org/regressions/20210607142245.eikvyeacqwwu6dn3@wittgenstein We should wait whether a simple revert will be acceptable or whether anything else is needed from LXC specifically. -- You received this

Re: [Bug 1931064] [NEW] lxc autotest failure with kernel >= 5.13

2021-06-07 Thread Christian Brauner
On Mon, Jun 07, 2021 at 05:14:50AM -, Andrea Righi wrote: > Public bug reported: > > The lxc autotest is failing with the following error(s) on the latest > kernel linux-unstable 5.13: > > FAIL: lxc-tests: lxc-test-apparmor (1s) > --- > failed - opened /sys/kernel/uevent_helper > --- > PASS:

[Bug 1917601] Re: lxc 1:4.0.4-0ubuntu3 ADT test failure with linux 5.8.0-45.51

2021-03-03 Thread Christian Brauner
This is with 4.0.4 and the bug is fixed in 4.0.6 which it seems hasn't made it into Groovy yet (but is released). I'm not sure what Stéphane's timeline is there. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1884024] Re: lxc-test-device-add-remove from ubuntu_lxc failed on B-5.4

2021-01-11 Thread Christian Brauner
This has been fixed a long while ago: commit 920cbb00268ce50d1306daebb74871f66583a46c Author: Christian Brauner Date: Mon Nov 18 15:08:22 2019 +0100 tests: use /dev/loop-control instead of /dev/network_latency BugLink: https://bugs.launchpad.net/bugs/1848587 The latter device

[Bug 1908225] [NEW] iwd triggers WARN in net/wireless/nl80221.c

2020-12-15 Thread Christian Brauner
Public bug reported: On Linux wittgenstein 5.8.0-33-generic #36-Ubuntu SMP Wed Dec 9 09:14:40 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux Distributor ID: Ubuntu Description:Ubuntu 20.10 Release:20.10 Codename: groovy iwd manages to trigger the following warn: [ 47.003606] NET:

[Bug 1908227] Re: iwd triggers WARN in net/wireless/nl80221.c

2020-12-15 Thread Christian Brauner
> ip addr 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever

[Bug 1908227] [NEW] iwd triggers WARN in net/wireless/nl80221.c

2020-12-15 Thread Christian Brauner
Public bug reported: On Linux wittgenstein 5.8.0-33-generic #36-Ubuntu SMP Wed Dec 9 09:14:40 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux Distributor ID: Ubuntu Description:Ubuntu 20.10 Release:20.10 Codename: groovy iwd manages to trigger the following warn: [ 47.003606] NET:

[Bug 1895132] Re: s390x broken with unknown syscall number on kernels < 5.8

2020-09-10 Thread Christian Brauner
This needs to be backported to our 5.4 kernels. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1895132 Title: s390x broken with unknown syscall number on kernels < 5.8 To manage notifications about

[Bug 1895132] [NEW] s390x broken with unknown syscall number on kernels < 5.8

2020-09-10 Thread Christian Brauner
Public bug reported: SRU Justification Impact: On kernels prior to 5.8 when a task is in traced state (due to audit, ptrace, or seccomp) s390x and a syscall is issued that the kernel doesn't know about s390x will not return ENOSYS in r2 but instead will return the syscall number. This breaks

[Bug 1888705] Re: lxc ftbfs against libselinux 3.1

2020-09-10 Thread Christian Brauner
** Changed in: lxc (Ubuntu) Status: In Progress => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1888705 Title: lxc ftbfs against libselinux 3.1 To manage notifications about

[Bug 1888705] Re: lxc ftbfs against libselinux 3.1

2020-07-25 Thread Christian Brauner
https://github.com/lxc/lxc/pull/3498 ** Changed in: lxc (Ubuntu) Status: New => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1888705 Title: lxc ftbfs against libselinux 3.1 To

[Bug 1886790] Re: lxc 3.0.3-0ubuntu1~18.04.1 ADT test failure with 5.4 kernels in Bionic

2020-07-08 Thread Christian Brauner
This is a bug we fixed in our stable-3.0 branch and is fixed in the Ubuntu lxc 3.0.4 packages. See https://bugs.launchpad.net/ubuntu/+source/lxc/+bug/1848587 and specifically this commit: commit 11fc6882f7bfd40fbcda6a3a7f7c1bca50df3f2b Author: Christian Brauner Date: Mon Nov 18 15:08:22 2019

[Bug 1884767] Re: shiftfs: fix btrfs regression

2020-07-03 Thread Christian Brauner
** Tags removed: verification-needed-eoan ** Tags added: verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1884767 Title: shiftfs: fix btrfs regression To manage notifications

[Bug 1884635] Re: lxc 1:4.0.2-0ubuntu1 ADT test failure with linux-5.8 5.8.0-1.2

2020-06-25 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed ** Changed in: linux (Ubuntu) Status: Confirmed => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received this bug notification because you are

[Bug 1884635] Re: lxc 1:4.0.2-0ubuntu1 ADT test failure with linux-5.8 5.8.0-1.2

2020-06-24 Thread Christian Brauner
** Also affects: linux (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1884635 Title: lxc 1:4.0.2-0ubuntu1 ADT test failure with linux-5.8

[Bug 1884635] Re: lxc 1:4.0.2-0ubuntu1 ADT test failure with linux-5.8 5.8.0-1.2

2020-06-24 Thread Christian Brauner
This is a regression in overlayfs for the 5.8 kernel. The same test works fine on an earlier kernel with the same lxc version. ** Changed in: lxc (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1884767] [NEW] shiftfs: fix btrfs regression

2020-06-23 Thread Christian Brauner
Public bug reported: SRU Justification Impact: The patch commit cfaa482afb97e3c05d020af80b897b061109d51f Author: Christian Brauner Date: Tue Apr 14 22:26:53 2020 +0200 UBUNTU: SAUCE: shiftfs: fix dentry revalidation BugLink: https://bugs.launchpad.net/bugs/1872757 to fix https

[Bug 1879688] Re: shiftfs: fix btrfs snapshot deletion

2020-06-23 Thread Christian Brauner
** Tags removed: verification-needed-eoan ** Tags added: verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1879688 Title: shiftfs: fix btrfs snapshot deletion To manage

[Bug 1879688] Re: shiftfs: fix btrfs snapshot deletion

2020-06-23 Thread Christian Brauner
Confirmed this is fixed: brauner@wittgenstein|~ > lxc shell f1-vm root@f1-vm:~# lxc shell f1 root@f1:~# btrfs subvolume create my-subvol root@f1:~# chown 1000:1000 my-subvol root@f1:~# btrfs subvolume delete my-subvol Delete subvolume (no-commit): '/root/my-subvol' ** Tags removed:

[Bug 1879688] [NEW] shiftfs: fix btrfs snapshot deletion

2020-05-20 Thread Christian Brauner
of subvolumes and only by userns root. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: Confirmed ** Changed in: linux (Ubuntu) Status: New => Confirmed ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian B

[Bug 1879196] Re: 'shifted' (shiftfs) FS mount became inconsistent with host FS; resolved by dropping caches

2020-05-19 Thread Christian Brauner
James, can you try this kernel, please: https://drive.google.com/open?id =19iTwaFSYNS95_I-gD_rvFoV9cMAfy6io -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1879196 Title: 'shifted' (shiftfs) FS mount

[Bug 1879454] Re: Set CONFIG_USELIB=n in Ubuntu kernels

2020-05-19 Thread Christian Brauner
So I've gone through codesearch on Debian and there are no users apart from a bunch of defines for __NR_uselib when it isn't defined. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1879454 Title:

[Bug 1879454] [NEW] Set CONFIG_USELIB=n in Ubuntu kernels

2020-05-19 Thread Christian Brauner
Public bug reported: We're currently planning to be more proactive in deprecating the uselib() syscall similar to how we deprecated the sysctl() syscall. This will be a long process of course but the starting point is to set CONFIG_USELIB=n in all new Ubuntu versions. I spoke to Eric and

[Bug 1879196] Re: 'shifted' (shiftfs) FS mount became inconsistent with host FS; resolved by dropping caches

2020-05-18 Thread Christian Brauner
I have a fix for this note, that this is a regression we introduced by another fix. I also want to put this cautious note here so people better understand why shiftfs has such bugs and why they are not simple idiot regressions but rather intricate to fix: Note, in general it's not advisable

[Bug 1879196] Re: 'shifted' (shiftfs) FS mount became inconsistent with host FS; resolved by dropping caches

2020-05-18 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: Incomplete => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1872094] Re: shiftfs: broken shiftfs nesting

2020-05-17 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872094 Title: shiftfs: broken shiftfs nesting To manage notifications about

[Bug 1872757] Re: shiftfs: O_TMPFILE reports ESTALE

2020-05-17 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872757 Title: shiftfs: O_TMPFILE reports ESTALE To manage notifications

[Bug 1824719] Re: shiftfs: Allow stacking overlayfs on top

2020-05-17 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: In Progress => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1824719 Title: shiftfs: Allow stacking overlayfs on top To manage

[Bug 1872094] Re: shiftfs: broken shiftfs nesting

2020-05-15 Thread Christian Brauner
** Tags removed: verification-needed-eoan verification-needed-focal ** Tags added: verification-done-eoan verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872094 Title:

[Bug 1872757] Re: shiftfs: O_TMPFILE reports ESTALE

2020-05-15 Thread Christian Brauner
** Tags removed: verification-needed-focal ** Tags added: verification-done-focal -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872757 Title: shiftfs: O_TMPFILE reports ESTALE To manage

Re: [Bug 1876645] Re: Unable to handle kernel pointer dereference in virtual kernel address space on Eoan

2020-05-06 Thread Christian Brauner
On Wed, May 06, 2020 at 10:32:19AM -, Kleber Sacilotto de Souza wrote: > With the fixup patch applied, I could not reproduce the issue anymore on > both Eoan and Focal running ubuntu_fan_smoke_test and > ubuntu_docker_smoke_test. Sweet, thank you and sorry for the rebase mess-up with Andrei's

[Bug 1857257] Re: linux-image-5.0.0-35-generic breaks checkpointing of container

2020-05-06 Thread Christian Brauner
Fix here: https://lists.ubuntu.com/archives/kernel-team/2020-May/109617.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857257 Title: linux-image-5.0.0-35-generic breaks checkpointing of

[Bug 1876645] Re: Unable to handle kernel pointer dereference in virtual kernel address space on Eoan

2020-05-06 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: Confirmed => In Progress ** Changed in: linux (Ubuntu Eoan) Status: Confirmed => In Progress ** Changed in: linux (Ubuntu Focal) Status: New => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Chris

[Bug 1876645] Re: Unable to handle kernel pointer dereference in virtual kernel address space on Eoan

2020-05-06 Thread Christian Brauner
Fix here: https://lists.ubuntu.com/archives/kernel-team/2020-May/109617.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1876645 Title: Unable to handle kernel pointer dereference in virtual

[Bug 1857257] Re: linux-image-5.0.0-35-generic breaks checkpointing of container

2020-05-05 Thread Christian Brauner
Yeah, that patch is buggy and I think this might've been my fault actually. The fix should be: diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c index 9d16fff5342a..fbec523a67c9 100644 --- a/fs/overlayfs/file.c +++ b/fs/overlayfs/file.c @@ -42,6 +42,7 @@ static struct file

[Bug 1872757] Re: shiftfs: O_TMPFILE reports ESTALE

2020-05-01 Thread Christian Brauner
** Tags removed: verification-needed-eoan ** Tags added: verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872757 Title: shiftfs: O_TMPFILE reports ESTALE To manage

[Bug 1857257] Re: linux-image-5.0.0-35-generic breaks checkpointing of container

2020-04-23 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: Confirmed => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857257 Title: linux-image-5.0.0-35-generic breaks checkpointing of container To

[Bug 1872757] Re: shiftfs: O_TMPFILE reports ESTALE

2020-04-14 Thread Christian Brauner
** Description changed: SRU Justification Impact: Christian Kellner reported that creating temporary files via O_TMPFILE shiftfs reports ESTALE. This can be reproduced via: import tempfile import os - def test(): - with tempfile.TemporaryFile() as fd: -

[Bug 1872757] [NEW] shiftfs: O_TMPFILE reports ESTALE

2020-04-14 Thread Christian Brauner
systemd/systemd/issues/14861 Regression Potential: Limited to shiftfs. Test Case: Build a kernel with fix applied and run above reproducer. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu)

[Bug 1872094] [NEW] shiftfs: broken shiftfs nesting

2020-04-10 Thread Christian Brauner
to the lowers mount to get around vfs layering restrictions. Regression Potential: Limited to shiftfs. Test Case: Built a kernel with the mentioned fix and ran the reproducer. The issue was not reproducible. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner

[Bug 1872094] Re: shiftfs: broken shiftfs nesting

2020-04-10 Thread Christian Brauner
This should preferably be backported to all LTS kernels that support shiftfs. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872094 Title: shiftfs: broken shiftfs nesting To manage notifications

[Bug 1872094] Re: shiftfs: broken shiftfs nesting

2020-04-10 Thread Christian Brauner
See https://github.com/brauner/ubuntu-unstable/commits/2020-04-10/shiftfs_nesting for fix. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1872094 Title: shiftfs: broken shiftfs nesting To manage

[Bug 1869661] Re: lxc 3.23 (?) breaks nested lxd with snaps

2020-03-30 Thread Christian Brauner
I think that's already fixed in the edge snap but we haven't yet rolled that out to stable. Can you test with edge? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1869661 Title: lxc 3.23 (?) breaks

Re: [Bug 1865359] Re: sysfs: incorrect network device permissions on network namespace change

2020-03-27 Thread Christian Brauner
On March 27, 2020 10:57:17 PM GMT+01:00, Seth Forshee wrote: >Applied the patches from linux-next, plus one additional fix I saw, >"sysfs: fix static inline declaration of sysfs_groups_change_owner()". >@Christian, please let me know if there are any other fixes we need to >grab. > >** Changed

[Bug 1857046] Re: lxc 3.0.4-0ubuntu2 ADT test failure with linux 5.5.0-2.3

2020-03-26 Thread Christian Brauner
No, but might have been an allocation error which we fixed in the meantime. The error can only come from: ENOMEM The kernel could not allocate a free page to copy filenames or data into. That's the only reason mount() can fail with ENOMEM from just glancing at the manpage. I'll take another

[Bug 1860041] Re: shiftfs: prevent lower dentries from going negative during unlink

2020-03-09 Thread Christian Brauner
** Tags removed: verification-needed-eoan ** Tags added: verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1860041 Title: shiftfs: prevent lower dentries from going negative

[Bug 1865359] Re: sysfs: incorrect network device permissions on network namespace change

2020-03-04 Thread Christian Brauner
That's an old version, sorry. It's already in Dave's tree. The merge commit is here: https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=ebb4a4bf76f164457184a3f43ebc1552416bc823 -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1865359] [NEW] sysfs: incorrect network device permissions on network namespace change

2020-03-01 Thread Christian Brauner
Public bug reported: SRU Justification Impact: patchsets.) We have been struggling with a bug surrounding the ownership of network device sysfs files when moving network devices between network namespaces owned by different user namespaces reported by multiple users. Currently, when moving

[Bug 1865359] Re: sysfs: incorrect network device permissions on network namespace change

2020-03-01 Thread Christian Brauner
The patch series has been acked upstream and is sitting in Dave Miller's tree. We should backport it to 5.4! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1865359 Title: sysfs: incorrect network

[Bug 1860041] [NEW] shiftfs: prevent lower dentries from going negative during unlink

2020-01-16 Thread Christian Brauner
ng vfs_unlink() on it and dput() it afterwards. Regression Potential: Limited to shiftfs. Test Case: Compiled a kernel with the fix and used the reproducer above to verify that the kernel cannot be crashed anymore. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian B

[Bug 1858799] Re: lxc ADT test failure on Bionic with linux-raspi2-5.3 arm64

2020-01-08 Thread Christian Brauner
This might be caused by changes to busybox since this looks like it's testing liblxc-3.0.4. In any case, I believe that the following commit in the stable-3.0 tree would fix it: https://github.com/lxc/lxc/commit/3daa49d845b153dfb2012b61dba763cbc6e11374 -- You received this bug notification

Re: [Bug 1857257] Re: linux-image-5.0.0-35-generic breaks checkpointing of container

2020-01-07 Thread Christian Brauner
On Tue, Jan 07, 2020 at 07:07:36PM -, Andrew Vagin wrote: > The root cause of this fail is a wrong mount ID which is reported for > file mappings: If you have cycles to come up with a patch to fix this that would be appreciated. Otherwise this will end up lower in my priority queue since my

Re: [Bug 1850667] Re: cgroup v2 is not fully supported yet, proceeding with partial confinement

2019-12-15 Thread Christian Brauner
On Mon, Dec 09, 2019 at 08:41:18PM -, Ryutaroh Matsumoto wrote: > https://github.com/lxc/lxc/issues/3221 Another LXC-container-doesn't > -start-at-all type issue also observed on Ubuntu Eoan with > systemd.unified_cgroup_hierarchy as well as Fedora 31. That seems specific to LXC stable-3.0

[Bug 1855513] Re: log file

2019-12-07 Thread Christian Brauner
** Changed in: lxc (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1855513 Title: log file To manage notifications about this bug go to:

[Bug 1850667] Re: cgroup v2 is not fully supported yet, proceeding with partial confinement

2019-12-05 Thread Christian Brauner
https://github.com/lxc/lxc/issues/3198#issuecomment-562064091 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1850667 Title: cgroup v2 is not fully supported yet, proceeding with partial

[Bug 1849482] Re: shiftfs: fix fallocate()

2019-11-20 Thread Christian Brauner
** Tags removed: verification-needed-disco verification-needed-eoan ** Tags added: verification-done-disco verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1849482 Title:

[Bug 1849483] Re: shiftfs: prevent exceeding project quotas

2019-11-20 Thread Christian Brauner
** Tags removed: verification-needed-disco verification-needed-eoan ** Tags added: verification-done-disco verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1849483 Title:

[Bug 1849281] Re: seccomp: fix SECCOMP_USER_NOTIF_FLAG_CONTINUE test

2019-11-20 Thread Christian Brauner
** Tags removed: verification-needed-disco verification-needed-eoan ** Tags added: verification-done-disco verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1849281 Title:

[Bug 1848587] Re: lxc 3.0.4-0ubuntu1 ADT test failure with linux 5.4.0-1.2

2019-11-19 Thread Christian Brauner
** Changed in: lxc (Ubuntu) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1848587 Title: lxc 3.0.4-0ubuntu1 ADT test failure with linux 5.4.0-1.2 To

[Bug 1848587] Re: lxc 3.0.4-0ubuntu1 ADT test failure with linux 5.4.0-1.2

2019-11-18 Thread Christian Brauner
Sorry, mail got lost. Here's a fix: https://github.com/lxc/lxc/pull/3187 ** Changed in: lxc (Ubuntu) Status: Confirmed => In Progress -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1848587

[Bug 1846265] Re: shiftfs: rework how shiftfs opens files

2019-10-25 Thread Christian Brauner
** Tags removed: verification-needed-eoan ** Tags added: verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1846265 Title: shiftfs: rework how shiftfs opens files To manage

[Bug 1846272] Re: overlayfs: allow with shiftfs as underlay

2019-10-25 Thread Christian Brauner
** Tags removed: verification-needed-eoan ** Tags added: verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1846272 Title: overlayfs: allow with shiftfs as underlay To manage

[Bug 1847744] Re: seccomp: add SECCOMP_USER_NOTIF_FLAG_CONTINUE

2019-10-25 Thread Christian Brauner
** Tags removed: verification-needed-disco verification-needed-eoan ** Tags added: verification-done-disco verification-done-eoan -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1847744 Title:

[Bug 1849483] [NEW] shiftfs: prevent exceeding project quotas

2019-10-23 Thread Christian Brauner
. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) ** Changed in: linux (Ubuntu) Status: New => In Progress -- You re

[Bug 1849482] [NEW] shiftfs: fix fallocate()

2019-10-23 Thread Christian Brauner
on a fixed kernel and see that the call succeeds and the file is of the expected size. Target Kernels: All LTS kernels with shiftfs support. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu

[Bug 1846272] Re: overlayfs: allow with shiftfs as underlay

2019-10-23 Thread Christian Brauner
** Tags removed: verification-needed-disco ** Tags added: verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1846272 Title: overlayfs: allow with shiftfs as underlay To manage

[Bug 1849281] [NEW] seccomp: fix SECCOMP_USER_NOTIF_FLAG_CONTINUE test

2019-10-22 Thread Christian Brauner
=2aa8d8d04ca29c3269154e1d48855e498be8882f ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu) Status: New => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian B

[Bug 1843458] Re: linux 5.3 breaks building glibc for riscv64

2019-10-19 Thread Christian Brauner
Fwiw, Seth sent the patch upstream and it's in mainline and backported already: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=61129dd29f7962f278b618a2a3e8fdb986a66dc8 ** Changed in: cross-toolchain-base-ports (Ubuntu) Status: Confirmed => Fix Committed --

Re: [Bug 1848587] [NEW] lxc 3.0.4-0ubuntu1 ADT test failure with linux 5.4.0-1.2

2019-10-18 Thread Christian Brauner
Is this a flake or consistently reproducible? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1848587 Title: lxc 3.0.4-0ubuntu1 ADT test failure with linux 5.4.0-1.2 To manage notifications about

[Bug 1847744] [NEW] seccomp: add SECCOMP_USER_NOTIF_FLAG_CONTINUE

2019-10-11 Thread Christian Brauner
ap to userspace") ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) ** Changed in: linux (Ubuntu) Status: New => In

[Bug 1842059] Re: shiftfs: mark kmem_cache as reclaimable

2019-10-05 Thread Christian Brauner
** Changed in: linux (Ubuntu Disco) Assignee: (unassigned) => Christian Brauner (cbrauner) ** Tags removed: verification-needed-disco ** Tags added: verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. ht

[Bug 1841977] Re: shiftfs: drop entries from cache on unlink

2019-10-05 Thread Christian Brauner
** Tags removed: verification-needed-disco ** Tags added: verification-done-disco ** Changed in: linux (Ubuntu Disco) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. ht

[Bug 1836912] Re: ipv4: enable route flushing in network namespaces

2019-10-05 Thread Christian Brauner
** Tags removed: verification-needed-disco ** Tags added: verification-done-disco ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) ** Changed in: linux (Ubuntu Disco) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received th

[Bug 1846272] [NEW] overlayfs: allow with shiftfs as underlay

2019-10-01 Thread Christian Brauner
uced with the new patch. Target kernels: All LTS kernels that do support shiftfs, if possible. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => C

[Bug 1846265] Re: shiftfs: rework how shiftfs opens files

2019-10-01 Thread Christian Brauner
** Changed in: linux (Ubuntu) Status: Incomplete => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1846265] [NEW] shiftfs: rework how shiftfs opens files

2019-10-01 Thread Christian Brauner
Public bug reported: SRU Justification Impact: Currently, shiftfs maintains a kmem cache for struct shiftfs_file_info which stashes away a struct path and the struct file for the underlay. The path however is never used anywhere so the struct shiftfs_file_info and therefore the whole kmem cache

[Bug 1836910] Re: br_netfilter: namespace sysctl operations

2019-09-16 Thread Christian Brauner
** Tags removed: verification-needed-bionic ** Tags added: verification-done-bionic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1836910 Title: br_netfilter: namespace sysctl operations To manage

[Bug 1836912] Re: ipv4: enable route flushing in network namespaces

2019-09-06 Thread Christian Brauner
https://lists.ubuntu.com/archives/kernel-team/2019-September/103672.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1836912 Title: ipv4: enable route flushing in network namespaces To manage

[Bug 1837223] Re: shiftfs: add O_DIRECT support

2019-09-06 Thread Christian Brauner
** Tags removed: verification-needed-disco ** Tags added: verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1837223 Title: shiftfs: add O_DIRECT support To manage notifications

[Bug 1837231] Re: UBUNTU: SAUCE: shiftfs: pass correct point down

2019-09-06 Thread Christian Brauner
** Tags removed: verification-needed-disco ** Tags added: verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1837231 Title: UBUNTU: SAUCE: shiftfs: pass correct point down To

[Bug 1836912] Re: ipv4: enable route flushing in network namespaces

2019-09-06 Thread Christian Brauner
See https://lists.ubuntu.com/archives/kernel-team/2019-September/103670.html -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1836912 Title: ipv4: enable route flushing in network namespaces To

[Bug 1842059] [NEW] shiftfs: mark kmem_cache as reclaimable

2019-08-30 Thread Christian Brauner
(Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner) Status: In Progress ** Changed in: linux (Ubuntu) Status: New => In Progress ** Changed in: linux (Ubuntu) Assignee: (unassigned) => Christian Brauner (cbrauner) -- You received th

[Bug 1841977] [NEW] shiftfs: drop entries from cache on unlink

2019-08-29 Thread Christian Brauner
sudo lxc exec b1 -- rm dummy.file sudo zfs list default/containers/b1 # will show +1GB on a non-fixed kernel and -1GB on a fixed kernel Target Kernels: All LTS kernels with shiftfs support. ** Affects: linux (Ubuntu) Importance: Undecided Assignee: Christian Brauner (cbrauner

[Bug 1838677] Re: shiftfs: allow overlayfs

2019-08-20 Thread Christian Brauner
** Tags removed: verification-needed-bionic ** Tags added: verification-done-bionic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1838677 Title: shiftfs: allow overlayfs To manage notifications

[Bug 1836910] Re: br_netfilter: namespace sysctl operations

2019-08-20 Thread Christian Brauner
** Tags removed: verification-needed-bionic verification-needed-disco ** Tags added: verification-done-bionic verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1836910 Title:

[Bug 1838677] Re: shiftfs: allow overlayfs

2019-08-15 Thread Christian Brauner
** Tags removed: verification-needed-disco ** Tags added: verification-done-disco -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1838677 Title: shiftfs: allow overlayfs To manage notifications

[Bug 1838677] Re: shiftfs: allow overlayfs

2019-08-01 Thread Christian Brauner
SRU request here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1838677 Patchset here: https://github.com/brauner/ubuntu-disco/tree/overlayfs_on_shiftfs Mailing list patchset posting here: https://lists.ubuntu.com/archives/kernel-team/2019-August/102741.html ** Tags added: shiftfs --

[Bug 1824719] Re: shiftfs: Allow stacking overlayfs on top

2019-08-01 Thread Christian Brauner
SRU request here: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1838677 Patchset here: https://github.com/brauner/ubuntu-disco/tree/overlayfs_on_shiftfs Mailing list patchset posting here: https://lists.ubuntu.com/archives/kernel-team/2019-August/102741.html ** Changed in: linux (Ubuntu)

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