[Bug 1861359] Re: swap storms kills interactive use

2020-04-16 Thread Seth Arnold
Andrea, I've been running the v1 kernel for a day or so now: [0.00] Linux version 5.4.0-24-generic (arighi@sita) (gcc version 9.3.0 (Ubuntu 9.3.0-10ubuntu1)) #28+lp1861359v1 SMP Wed Apr 15 14:49:33 UTC 2020 (Ubuntu 5.4.0-24.28+lp1861359v1-generic 5.4.30) $ uptime 02:21:45 up 1 day, 9

[Bug 1814983] Re: zfs poor sustained read performance from ssd pool

2020-04-16 Thread Seth Arnold
Writing 8589934592 (eight gigs) into the zfs_arc_dnode_limit seemed to make an improvement: the arc_prune threads would periodically spike above 20% CPU use, but would return to 2-5% CPU use quickly; it worked well for a long time, perhaps even hours, before all the arc_prune threads returned to

[Bug 1814983] Re: zfs poor sustained read performance from ssd pool

2020-04-16 Thread Seth Arnold
Thanks Colin, I believe that bountysource.com url is a scrape of https://github.com/openzfs/zfs/issues/6223 I hadn't seen much of this information before. Sadly my machine doesn't have enough memory to just keep turning up the knobs -- the working set far exceeds the memory of my computer. A

[Bug 1873308] Re: ssl error :ssl_choose_client_version:unsupported protocol

2020-04-16 Thread Seth Arnold
** Information type changed from Private Security to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1873308 Title: ssl error :ssl_choose_client_version:unsupported protocol To manage

[Bug 1861369] Re: install failed crashed with CalledProcessError

2020-04-15 Thread Seth Arnold
I had success with https://launchpad.net/~mwhudson/+snap/subiquity- hack/+build/908976 Thanks Michael! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1861369 Title: install failed crashed with

[Bug 1854362] Re: [MIR] ceph-iscsi, tcmu, python-configshell-fb, python-rtslib-fb, urwid, targetcli-fb

2020-04-14 Thread Seth Arnold
Funny, our tooling also collected these lintian messages, in a different spot: python3-rtslib-fb_2.1.71-0ubuntu1_all.deb: W: python3-rtslib-fb: binary-without-manpage usr/bin/targetctl W: python3-rtslib-fb: maintainer-script-should-not-use-update-alternatives-remove postrm:6 Thanks -- You

[Bug 1861369] Re: install failed crashed with CalledProcessError

2020-04-14 Thread Seth Arnold
Two .crash files, one trying to configure LVM, one not trying to configure LVM. ** Attachment added: "sarnold-power9.tar.gz" https://bugs.launchpad.net/subiquity/+bug/1861369/+attachment/5354279/+files/sarnold-power9.tar.gz -- You received this bug notification because you are a member of

[Bug 1854362] Re: [MIR] ceph-iscsi, tcmu, python-configshell-fb, python-rtslib-fb, urwid, targetcli-fb

2020-04-14 Thread Seth Arnold
I'm starting to look at python-rstlib-fb and lintian (from bionic) reported: Output of lintian: W: python-rtslib-fb source: debhelper-compat-file-is-missing W: python-rtslib-fb source: package-uses-deprecated-debhelper-compat-version 1 E: python-rtslib-fb source:

[Bug 1861369] Re: install failed crashed with CalledProcessError

2020-04-14 Thread Seth Arnold
Frank, I'm sorry to say that bug 1872783 'masked' this bug for me. I couldn't reproduce 1872783 to get logs, but at the same time, found that this one is still happening. Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1872783] Re: power9 install, trouble removing old lvm config

2020-04-14 Thread Seth Arnold
** Attachment added: "IMG_20200413_221013.jpg" https://bugs.launchpad.net/ubuntu/+source/subiquity/+bug/1872783/+attachment/5353991/+files/IMG_20200413_221013.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1872783] Re: power9 install, trouble removing old lvm config

2020-04-14 Thread Seth Arnold
** Attachment added: "IMG_20200413_221000.jpg" https://bugs.launchpad.net/ubuntu/+source/subiquity/+bug/1872783/+attachment/5353990/+files/IMG_20200413_221000.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1872783] [NEW] power9 install, trouble removing old lvm config

2020-04-14 Thread Seth Arnold
Public bug reported: Hello, I believe my previous bug may have been addressed: https://bugs.launchpad.net/subiquity/+bug/1861369 However, the installer now appears to be stuck trying to remove LVM configs left over from previous installs. The python portions are just stuck doing repeated epolls,

[Bug 1872783] Re: power9 install, trouble removing old lvm config

2020-04-14 Thread Seth Arnold
** Attachment added: "IMG_20200413_221035.jpg" https://bugs.launchpad.net/ubuntu/+source/subiquity/+bug/1872783/+attachment/5353992/+files/IMG_20200413_221035.jpg -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1869792] Re: [MIR] u-boot-rpi

2020-04-10 Thread Seth Arnold
This is an awkward case, I'm not sure we've got a perfect plan here. u-boot has been in main for a while; a previous release did need to go through -security but it appears it wasn't for security reasons: https://launchpad.net/ubuntu/+source/u-boot/2016.01+dfsg1-2ubuntu3 The rpi family does not

[Bug 1872045] Re: package grub-efi-amd64-signed 1.140+2.04-1ubuntu24 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 2

2020-04-10 Thread Seth Arnold
Wonderful, thanks Jamie. ** Changed in: grub2-signed (Ubuntu) Status: New => 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/1872045 Title: package grub-efi-amd64-signed

[Bug 1871615] Re: package apparmor 2.13.3-7ubuntu4 failed to install/upgrade: end of file on stdin at conffile prompt

2020-04-10 Thread Seth Arnold
Thanks Balint! I gave a very quick read to the 2.2 debdiff and couldn't spot the fix, though -- I'd just like to double-check that the fix made it to the packaging. Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1872090] Re: procfs /usr/lib/sysctl.d/50-default.conf " -net.ipv4.conf.all.promote_secondaries " after running sudo sysctl --system you see sysctl: setting key "net.ipv4.conf.all.promote_secondar

2020-04-10 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1872050] Re: package gcc 4:9.2.1-3.1ubuntu1 failed to install/upgrade: installed gcc package post-installation script subprocess returned error exit status 2

2020-04-10 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1872045] Re: package grub-efi-amd64-signed 1.140+2.04-1ubuntu24 failed to install/upgrade: installed grub-efi-amd64-signed package post-installation script subprocess returned error exit status 2

2020-04-10 Thread Seth Arnold
/var/lib/dpkg/info/grub-efi-amd64-signed.postinst: 23: Syntax error: word unexpected (expecting ")") Michael, could you attach your /var/lib/dpkg/info/grub-efi- amd64-signed.postinst to this bug report? I'm curious what happened here. Thanks ** Information type changed from Private Security to

[Bug 1872045] Bug is not a security issue

2020-04-10 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871961] Re: gnome-shell-hotplug-sniffer crashed with SIGSEGV in g_str_hash()

2020-04-10 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1869512] Re: sudo crashed with SIGSEGV in BN_is_zero() when using ECDSA keys with libpam-ssh-agent-auth

2020-04-10 Thread Seth Arnold
This was reported upstream a few months ago but apparently still unfixed: https://github.com/jbeverly/pam_ssh_agent_auth/issues/18 Thanks ** Bug watch added: github.com/jbeverly/pam_ssh_agent_auth/issues #18 https://github.com/jbeverly/pam_ssh_agent_auth/issues/18 -- You received this bug

[Bug 1871915] Re: It is impossible to write down GRUB (nowhere) in new version Ubuntu 20.04 beta

2020-04-09 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871848] Re: package unattended-upgrades 1.14ubuntu1.2 failed to install/upgrade: installed unattended-upgrades package post-installation script subprocess returned error exit status 10

2020-04-09 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871892] Re: package libncurses5:i386 6.1-1ubuntu1.18.04 failed to install/upgrade: package libncurses5:i386 is already installed and configured

2020-04-09 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871615] Re: package apparmor 2.13.3-7ubuntu4 failed to install/upgrade: end of file on stdin at conffile prompt

2020-04-09 Thread Seth Arnold
This has happened more than just these two cases, the timing was just enough for me to enquire about it. sarnold@millbarge:~/.mail_cache$ grep -r 'end of file on stdin at conffile prompt' | wc -l 74 Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is

[Bug 1871670] Re: cnf-update-db crashed with sqlite3.OperationalError in create(): database is locked

2020-04-08 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871587] Re: mate-terminal leaks keypresses to dbus

2020-04-08 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871148] Re: services start before apparmor profiles are loaded

2020-04-07 Thread Seth Arnold
Jamie, what happens on systems without snap installed? Will systemd start the apparmor service? How much later does this push the already-too-late apparmor service? Requiring a potentially new thing may push the apparmor unit further behind, allowing even more services to start before profiles

[Bug 1861359] Re: swap storms kills interactive use

2020-04-07 Thread Seth Arnold
I should point out that the period bursts of writes every five seconds in my vmstat 1 output is due to zfs's flushing mechanism; by default it flushes dirty pages every five seconds. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1861359] Re: swap storms kills interactive use

2020-04-07 Thread Seth Arnold
Thanks Andrea, I don't think that helped. I'll attach a file with vmstat 1 output and funclatency output, along with a few notes on the testing. Thanks ** Attachment added: "after-limiting-dirty-bytes"

[Bug 1871385] Re: gnome-control-center crashed with SIGSEGV in _cogl_gpu_info_parse_version_string()

2020-04-07 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871378] Re: package steam:i386 (not installed) failed to install/upgrade: sub-processo script post-removal instalado retornou estado de saída de erro 10

2020-04-07 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1871378] Re: package steam:i386 (not installed) failed to install/upgrade: sub-processo script post-removal instalado retornou estado de saída de erro 10

2020-04-07 Thread Seth Arnold
Hello, this machine may have hardware problems: [ 299.823042] mce: [Hardware Error]: Machine check events logged Also, it looks like you may have removed new nvidia drivers and replaced them with old nvidia drivers -- are you sure this is supposed to work? Thanks -- You received this bug

[Bug 1871471] [NEW] flash end of life soon, suggest remove from focal

2020-04-07 Thread Seth Arnold
Public bug reported: Hello, Adobe has said they will not be supporting Flash beyond 2020: https://helpx.adobe.com/acrobat/kb/flash-format-support-in-pdf.html https://theblog.adobe.com/adobe-flash-update/ I think we shouldn't ship Flash in Focal. Does our agreement with Adobe for distributing

[Bug 1870738] Re: package friendly-recovery 0.2.31ubuntu2.1 failed to install/upgrade: el subproceso instalado el script post-installation devolvió el código de salida de error 127

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1870803] Re: LightDM unlocks without Password

2020-04-06 Thread Seth Arnold
** Information type changed from Private Security to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1870803 Title: LightDM unlocks without Password To manage notifications about

[Bug 1870539] Re: package liblxc-common 3.0.4-0ubuntu2 failed to install/upgrade: a tentar sobre-escrever '/usr/share/man/ja/man1/lxc-user-nic.1.gz', que também está no pacote lxc-utils 3.0.4-0ubuntu2

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1869406]

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. Since the package referred to in this bug is in universe or multiverse, it is community maintained. If you are able, I suggest coordinating with upstream and posting a debdiff for this issue. When a debdiff is

[Bug 1870397] Re: package grub-efi-amd64 2.02-2ubuntu8.15 failed to install/upgrade: installed grub-efi-amd64 package post-installation script subprocess returned error exit status 128

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1869584] Re: package am-utils 6.2+rc20110530-3.2ubuntu2 failed to install/upgrade: il sottoprocesso installato pacchetto am-utils script post-installation ha restituito lo stato di errore 1

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1869541] Re: package gitlab 8.5.8+dfsg-5 [modified: var/lib/gitlab/gitlab-debian.conf var/lib/gitlab/gitlab.yml] failed to install/upgrade: le sous-processus script post-installation installé a r

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1869465] Re: Kdump-Tools: Makedumpfile Failed, Falling Back To 'Cp'

2020-04-06 Thread Seth Arnold
Thanks for taking the time to report this bug and helping to make Ubuntu better. We appreciate the difficulties you are facing, but this appears to be a "regular" (non-security) bug. I have unmarked it as a security issue since this bug does not show evidence of allowing attackers to cross

[Bug 1869429] Re: package apparmor 2.12-4ubuntu5.1 failed to install/upgrade: installed apparmor package post-installation script subprocess returned error exit status 12

2020-04-06 Thread Seth Arnold
Hello Thomas, That's a very dirty upgrade log, quite a lot failed. Is this a small- memory system? Do you know what may make this system unique in showing these errors? I don't have a lot of ideas where things would have gone off the rails otherwise. Thanks -- You received this bug

[Bug 1837389] Re: mate-screensaver crashes

2020-04-06 Thread Seth Arnold
** Information type changed from Private Security to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1837389 Title: mate-screensaver crashes To manage notifications about this bug go

[Bug 1869036] Re: package libpulse0 (not installed) failed to install/upgrade: trying to overwrite shared '/etc/pulse/client.conf', which is different from other instances of package libpulse0:i386

2020-04-06 Thread Seth Arnold
*** This bug is a duplicate of bug 1869035 *** https://bugs.launchpad.net/bugs/1869035 ** Information type changed from Private Security to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1867173] Re: FTBFS with llvm-10

2020-04-06 Thread Seth Arnold
Hello, I don't quickly spot why this bug is marked security; is there a security component here that I am overlooking? Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1867173 Title: FTBFS

[Bug 1868471] Re: start up delay and terminal problem

2020-04-06 Thread Seth Arnold
*** This bug is a duplicate of bug 1868472 *** https://bugs.launchpad.net/bugs/1868472 ** Information type changed from Private Security to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1868206] Re: presenta un cuadro indicando error de instalacion.

2020-04-06 Thread Seth Arnold
** Information type changed from Private Security to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1868206 Title: presenta un cuadro indicando error de instalacion. To manage notifications

[Bug 1868193] Re: package gufw 16.04.1-0ubuntu1.1 failed to install/upgrade: package gufw is already installed and configured

2020-04-06 Thread Seth Arnold
Hello, looking through your logs it looks like your machine has significant problems. Some of them, like the CPU overheating, may or may not be something you can solve by cleaning the fans or heatsinks or making sure any fans or heatsinks are working. Perhaps the heat problems have caused several

[Bug 1867821] Re: gnome-calculator crashed with signal 5 in g_object_new_valist()

2020-04-06 Thread Seth Arnold
I didn't spot anything private in the logs; I'm setting this public so others can see it. Thanks ** Information type changed from Private Security to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1867734] Re: GIMP Speicherzugriffsfehler

2020-04-06 Thread Seth Arnold
I didn't spot anything private in here, I'll open this so others can see it. Thanks ** Information type changed from Private Security to Public Security -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1869868] Re: bug

2020-04-06 Thread Seth Arnold
** Information type changed from Private Security to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1869868 Title: bug To manage notifications about this bug go to:

[Bug 1870629] [NEW] python 2 to python 3 bugs in profile-bpfcc

2020-04-03 Thread Seth Arnold
Public bug reported: There appears to be some lurking Python 2 code in profile-bpfcc: $ sudo profile-bpfcc -f

[Bug 1862708] Re: tracing doesn't work on focal

2020-04-03 Thread Seth Arnold
Just to be clear, not *all* tracing tools work, but this is much better: sarnold@millbarge:/tmp$ uname -a Linux millbarge 5.4.0-21-generic #25-Ubuntu SMP Sat Mar 28 13:10:28 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux sarnold@millbarge:/tmp$ sudo zfsslower-bpfcc Traceback (most recent call last):

[Bug 1861359] Re: swap storms kills interactive use

2020-04-03 Thread Seth Arnold
Stefan, while recent kernels seem happier than previous kernels (I think -14 era was terrible), I don't think this problem is fixed yet: sarnold@millbarge:/tmp$ uname -a Linux millbarge 5.4.0-21-generic #25-Ubuntu SMP Sat Mar 28 13:10:28 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux

[Bug 1862708] Re: tracing doesn't work on focal

2020-04-02 Thread Seth Arnold
I'm sorry for the slow response Francis, I've been running custom kernels for: https://bugs.launchpad.net/bugs/1861359 for a while. Thanks for the reminder. sarnold@millbarge:~$ dmesg | grep -i lockdown [0.00] Kernel is locked down from EFI Secure Boot mode; see man kernel_lockdown.7 [

[Bug 1861359] Re: swap storms kills interactive use

2020-04-02 Thread Seth Arnold
Sultan put together a kernel with some debugging for me: [101616.889859] __alloc_pages_nodemask: stall of 3683ms for order-0, mask: 0x100dca [101616.889863] Call Trace: [101616.889880] __alloc_pages_nodemask+0x34f/0x3b0 [101616.889887] alloc_pages_vma+0x7f/0x200 [101616.889893]

Re: [Bug 1869796] Re: vague error during upgrade

2020-03-31 Thread Seth Arnold
On Tue, Mar 31, 2020 at 02:15:11PM -, Christian Ehrhardt  wrote: > Mar 30 20:44:55 millbarge systemd[1]: libvirtd.service: Found left-over > process 3054 (dnsmasq) in control group while starting unit. Ignoring. > => That is ok, some things are expected to live over to the new restarted >

Re: [Bug 1869796] [NEW] vague error during upgrade

2020-03-30 Thread Seth Arnold
On Mon, Mar 30, 2020 at 09:09:56PM -, Simon Déziel wrote: > On 2020-03-30 4:54 p.m., Seth Arnold wrote: > > Sadly 'journactl -xe' was useless. (It only showed a thousand > > unrelated lines.) A raw journalctl took forever to run long enough to > > let me see it genera

[Bug 1869796] [NEW] vague error during upgrade

2020-03-30 Thread Seth Arnold
Public bug reported: Seen from today's apt upgrade on focal: Setting up libvirt-daemon-driver-qemu (6.0.0-0ubuntu6) ... Setting up libvirt-daemon (6.0.0-0ubuntu6) ... Setting up libvirt-daemon-driver-storage-rbd (6.0.0-0ubuntu6) ... Setting up libvirt-daemon-driver-storage-zfs (6.0.0-0ubuntu6)

[Bug 1861359] Re: swap storms kills interactive use

2020-03-30 Thread Seth Arnold
Sultan, thanks for the advice. I set this watermark boost factor to zero as you suggested, and then decided to try a stupid simple benchmark of my storage -- my swap is a zfs dataset on nvme. zfs means it'll go slower than raw nvme block access: $ dd if=ubuntu-18.04.4-desktop-amd64.iso of=foo

[Bug 1864439] Re: [MIR] libfido2, libcbor (dependencies of openssh)

2020-03-27 Thread Seth Arnold
I reviewed libcbor version 0.6.0-0ubuntu1 as checked into focal- proposed; for this latest look I only inspected the packaging, trusting that the code quality I saw earlier hasn't degraded. (Yes, the old version had alignment issues, but was otherwise in good shape.) No full form since I'm on

Re: [Bug 1868363] Re: /etc/gpsd/device-hook not actually called

2020-03-25 Thread Seth Arnold
On Wed, Mar 25, 2020 at 02:54:24PM -, David Kastrup wrote: > I don't even think it directly calls the interpreter: I discovered that my > hashbang was > #!/bin/bash > while the complained was about /usr/bin/dash (and still is). This may be due to a confusing, relatively new, symlink: $ ls

[Bug 1861359] Re: swap storms kills interactive use

2020-03-25 Thread Seth Arnold
I'm adding the champagne tag to this bug to bring it to a potential wider audience; I think we may need to take more drastic steps like disabling swap on upgrades, not offering swap in our installers, etc., to try to have a better experience. Thanks ** Tags added: champagne -- You received

[Bug 1861359] Re: swap storms kills interactive use

2020-03-25 Thread Seth Arnold
BTW, this is still happening in: Linux millbarge 5.4.0-20-generic #24-Ubuntu SMP Mon Mar 23 20:55:46 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux I've seen it both with firefox in trello, firefox in launchpad (typing this comment) and doing two sequential wgets of

[Bug 1864439] Re: [MIR] libfido2, libcbor (dependencies of openssh)

2020-03-18 Thread Seth Arnold
Thanks Andreas; while you're there, could you give a look to running the tests in test/ during the build or as autopkgtests? Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1864439 Title:

[Bug 1864439] Re: [MIR] libfido2, libcbor (dependencies of openssh)

2020-03-17 Thread Seth Arnold
Version 0.5.0+dfsg-2 of libcbor as packaged in focal appears to have significant unaligned data access problems. The version in github appears to be fixed: see eg https://github.com/PJK/libcbor/commit/c745f6b88a739e700c6ea2baa96bcfef1d51cc0f We need to update libcbor before we can use this

[Bug 1853830] Re: [MIR] gamemode

2020-03-12 Thread Seth Arnold
I reviewed gamemode 1.5-1 as checked into focal. This shouldn't be considered a full audit but rather a quick gauge of maintainability. gamemode tries to improve the Linux gaming experience by switching to more reliable CPU governors, rescheduling processes, changing io priorities, inhibiting

[Bug 1862706] Re: segfaults, dpkg script failures

2020-03-10 Thread Seth Arnold
Hello Colin, I'm not sure: - I'm now on 5.4.0-17-generic to try to debug a different issue - I believe I've fixed all the datasets that were failing to mount at boot time due to unexpected files or directories in the mountpoints - I don't know why zfs was segfaulting in the first place: it was

[Bug 1861359] Re: swap storms kills interactive use

2020-03-09 Thread Seth Arnold
There is an interesting (to me, anyway) change of behaviour with the -17 kernel: while earlier kernels would appear to be locked solid for 30-60 seconds before the screen could update, -17 allows screen updates every six seconds or so. I have an always-running mosh session to a remote host

[Bug 1862708] Re: tracing doesn't work on focal

2020-03-05 Thread Seth Arnold
I couldn't find a way to disable the lockdown functionality short of disabling secure boot in my UEFI system setup. If we choose to keep lockdown enabled by default then we will need to document a way it can be disabled so users can run applications like https://cilium.io/ or the bcc iovisor

[Bug 1866256] Re: Disabled animations breaks lock screen and other dialogs, reveals information from the screen without unlocking

2020-03-05 Thread Seth Arnold
Hello, possibly related to: https://bugs.launchpad.net/ubuntu/+bug/1866219 Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1866256 Title: Disabled animations breaks lock screen and other

[Bug 1866219] Re: Login screen hangs

2020-03-05 Thread Seth Arnold
Hello, possibly related to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1866256 Thanks ** Information type changed from Private Security to Public -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1861359] Re: swap storms kills interactive use

2020-03-03 Thread Seth Arnold
Andrea, unfortunately this updated kernel hasn't fixed the problem: 01:02:48 up 21:21, 9 users, load average: 1.45, 0.98, 0.58 Linux millbarge 5.4.0-17-generic #21-Ubuntu SMP Fri Feb 28 16:18:44 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux I was able to reproduce the swap growth and hangs with

[Bug 1861359] Re: swap storms kills interactive use

2020-03-02 Thread Seth Arnold
Andrea, this new kernel looks promising. Linux millbarge 5.4.0-17-generic #21-Ubuntu SMP Fri Feb 28 16:18:44 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux Unfortunately I didn't check the reproducer before rebooting: the error message I get with it now suggests that it might not work any more.

Re: [Bug 1865450] [NEW] PermissionError for AppArmor Profiles i.e., SSH

2020-03-02 Thread Seth Arnold
On Mon, Mar 02, 2020 at 09:15:56AM -, Shaheena Kazi wrote: > Public bug reported: > > I have created an AppArmor profile for SSH. ssh server or ssh client? What profile transitions did you put into your profile? > The profile is created successfully but each time I run aa-logprof it gives

[Bug 1865295] [NEW] dangling documentation symlinks

2020-02-29 Thread Seth Arnold
Public bug reported: Hello, there's dangling symlinks in the zfsutils-linux binary packages on a bionic system: lrwxrwxrwx 1 root root7 Apr 13 2016 libnvpair1linux -> zfs-doc lrwxrwxrwx 1 root root7 Apr 13 2016 libuutil1linux -> zfs-doc lrwxrwxrwx 1 root root7 Apr 13 2016

[Bug 1861359] Re: swap storms kills interactive use

2020-02-28 Thread Seth Arnold
This web page may be a good reproducer candidate: https://platform.leolabs.space/visualizations/conjunction?type=conjunction=2004981040 Loading it in firefox would make my computer unresponsive for over a minute. (Be careful with firefox reloading it when re-opening firefox.) Loading it in

[Bug 1827442] Re: [MIR] libheif

2020-02-26 Thread Seth Arnold
I reviewed libheif 1.6.1-1 as checked into focal. This shouldn't be considered a full audit but rather a quick gauge of maintainability. libheif is an image codec library necessary for decoding photos from some newer phones. - CVE History: - CVE-2019-11471, our database says still unfixed in

[Bug 1864274] Re: crunchy pixels

2020-02-26 Thread Seth Arnold
Yes, that mesa bug looks about right. Here's a photo I snapped of firefox's address bar. I hit 'a', which brought up history entries in a drop-down list. When I deleted the 'a', the history list is removed, and these pixels were momentarily visible during the repainting. The static view of

[Bug 1827442] Re: [MIR] libheif

2020-02-25 Thread Seth Arnold
I've returned to this package, and I'm seeing enough // TODO markers that I'm starting to be concerned that this library implements sufficient functionality to be useful for us. The code that's there mostly looks good, but there's enough markers for "handle errors" and "find out .." that I'm

Re: [Bug 1864274] Re: crunchy pixels

2020-02-25 Thread Seth Arnold
On Tue, Feb 25, 2020 at 10:16:50PM -, Timo Aaltonen wrote: > which desktop environment? None, I use i3wm in x11. > probably caused by the new mesa, which now defaults to the Iris driver > on newer Intel GPU's, you can verify this by running firefox like: > > "dri_driver=i965 firefox" The

Re: [Bug 1835114] Re: [MIR] ec2-instance-connect

2020-02-25 Thread Seth Arnold
On Tue, Feb 25, 2020 at 04:21:05PM -, Balint Reczey wrote: > This is a temporary key and it is indeed available to everyone being > able to run curl on the system: > https://www.reddit.com/r/aws/comments/85vkq6/question_about_accesskeyid_secretaccesskey_in/ > > The package does not change the

Re: [Bug 1861408] Re: firefox apparmor messages

2020-02-24 Thread Seth Arnold
On Mon, Feb 24, 2020 at 06:48:33AM -, dinar qurbanov wrote: > after firefox restart these appeared: > > Feb 24 09:30:04 dinar-HP-Pavilion-g7-Notebook-PC kernel: [ 141.932834] > audit: type=1400 audit(1582525804.452:27): apparmor="DENIED" > operation="open"

Re: [Bug 1864439] [NEW] [MIR] libfido2, libcbor, mathjax (dependencies of openssh)

2020-02-24 Thread Seth Arnold
On Mon, Feb 24, 2020 at 11:45:12AM -, Launchpad Bug Tracker wrote: > [MIR] libfido2, libcbor, mathjax (dependencies of openssh) Is it known that mathjax is strictly needed? The mathjax webpage says: "Beautiful math in all browsers" which lines up with my expectation that it's a documentation

[Bug 1864274] Re: crunchy pixels

2020-02-21 Thread Seth Arnold
** Tags added: champagne -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1864274 Title: crunchy pixels To manage notifications about this bug go to:

[Bug 1864274] [NEW] crunchy pixels

2020-02-21 Thread Seth Arnold
Public bug reported: Hello, after upgrading firefox (and many other packages) on focal today, I've got some video artifacts in firefox. When typing in text boxes and text fields, the new character is drawn very slowly, pixel-by-pixel, and isn't complete until the cursor has moved on. When larger

[Bug 1864272] [NEW] How to disable lockdown?

2020-02-21 Thread Seth Arnold
Public bug reported: Hello, I tried to disable lockdown so I could debug bug 1861359. I changed my security= kernel command line parameter to no longer reference lockdown or integrity and yet the lockdown still applied: sarnold@millbarge:~/Canonical/work-reports$ uname -a Linux millbarge

[Bug 1835114] Re: [MIR] ec2-instance-connect

2020-02-20 Thread Seth Arnold
This new version of ec2-instance-connect is significantly better, thanks for all the work. I was wrong about the dedicated user: using the ec2-instance-connect user is definitely an improvement. My one specific concern: - AWS_SECRET_ACCESS_KEY (and the ability to get one) appears to be

[Bug 1864127] [NEW] apparmor denies ~/snap/chromium/ writes

2020-02-20 Thread Seth Arnold
Public bug reported: Hello, on focal with chromium from the snap package running I see a constant stream of apparmor denials: Feb 21 00:20:55 millbarge audit[4014267]: AVC apparmor="DENIED" operation="open" profile="snap.chromium.chromium"

[Bug 1835114] Re: [MIR] ec2-instance-connect

2020-02-19 Thread Seth Arnold
The hex encoded version of the key is also passed to openssl: $ echo abcdef0123456789 | /usr/bin/od -A n -t x1 | /bin/sed ':a;N;$!ba;s/[\n ]//g' 616263646566303132333435363738390a $ aa-decode 616263646566303132333435363738390a Decoded: abcdef0123456789 # Sign a message with a given key # sign

[Bug 1835114] Re: [MIR] ec2-instance-connect

2020-02-18 Thread Seth Arnold
That's got to be my one super-power -- asking a question and finding out that no, I didn't find a bug, but by asking the question someone *else* spots a bug. How about this? # Derive a sigv4 signing key for the given secret # get_sigv4_key [key] [datestamp] [region name] [service name]

[Bug 1861359] Re: swap storms kills interactive use

2020-02-18 Thread Seth Arnold
$ uname -a Linux millbarge 5.4.0-12-generic #15-Ubuntu SMP Tue Jan 21 15:12:29 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux $ cat /proc/sys/kernel/ftrace_enabled 1 $ sudo kprobe-perf -s 'p:shrink_node' [sudo] password for sarnold: ERROR: func shrink_node not in

[Bug 1835114] Re: [MIR] ec2-instance-connect

2020-02-14 Thread Seth Arnold
Is the postrm script missing a systemctl daemon-reload? ==> postrm <== #!/bin/sh set -e #DEBHELPER# case "$1" in purge|remove|abort-install|disappear) deb-systemd-helper purge ec2-instance-connect # Delete system user deluser --system --quiet ec2-instance-connect

[Bug 1831203] Re: flash overloads cpu, kills performance

2020-02-13 Thread Seth Arnold
Yes, 100% means an entire core is being used; 117% means the process is multi-threaded and threads are executing on several cores at once, thus the total is above 100%. As for flash's poor performance, that'd be on Adobe to sort out -- given they are only doing security fixes for flash, for only

[Bug 1810541] Re: package flashplugin-installer 32.0.0.101ubuntu0.16.04.1 failed to install/upgrade: problèmes de dépendances - laissé non configuré

2020-02-13 Thread Seth Arnold
*** This bug is a duplicate of bug 1728697 *** https://bugs.launchpad.net/bugs/1728697 ** This bug has been marked a duplicate of bug 1728697 package flashplugin-installer 27.0.0.183ubuntu0.16.04.1 failed to install/upgrade: problemas de dependencias - se deja sin configurar -- You

[Bug 1741190] Re: package flashplugin-installer 28.0.0.126ubuntu0.16.04.1 failed to install/upgrade: проблемы зависимостей — оставляем не настроенным

2020-02-13 Thread Seth Arnold
*** This bug is a duplicate of bug 1728697 *** https://bugs.launchpad.net/bugs/1728697 ** This bug has been marked a duplicate of bug 1728697 package flashplugin-installer 27.0.0.183ubuntu0.16.04.1 failed to install/upgrade: problemas de dependencias - se deja sin configurar -- You

[Bug 1844458] Re: Drop transitional flashplugin-downloader package

2020-02-13 Thread Seth Arnold
Can we drop all the flash packages before focal becomes 20.04 LTS? I don't think we should have flash in the release at all if we know it won't be supportable after a few months. Thanks -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1756976] Re: package flashplugin-installer 28.0.0.161ubuntu0.16.04.1 failed to install/upgrade: не удалось установить новую версию «/usr/share/doc/flashplugin-installer/changelog.gz»: На устройст

2020-02-13 Thread Seth Arnold
Hmm, the error message says no more free space, but the df output shows there's space left. How'd this work out? Thanks ** Changed in: flashplugin-nonfree (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is

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