Also tested on power9 w/4.15.0-13-generic #14-Ubuntu to confirm the
presense of the directory cpu/vulnerabilities
ubuntu@dradis:~$ ls /sys/devices/system/cpu/vulnerabilities
meltdown spectre_v1 spectre_v2
ubuntu@dradis:~$
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Tested the -proposed kernel on boomer with 6.2 fw version.
ubuntu@boomer:~$ dmesg | grep sbsa
ubuntu@boomer:~$ sudo modprobe sbsa_gwdt
ubuntu@boomer:~$ dmesg | grep sbsa
ubuntu@boomer:~$ lsmod | grep sbsa
sbsa_gwdt 16384 0
ubuntu@boomer:~$ ls /dev/watchdog
ls: cannot access '/dev/w
-- before proposed --
Ubuntu 17.10 (GNU/Linux 4.13.0-38-generic aarch64)
ubuntu@anuchin:~$ sudo bash
root@anuchin:~# modprobe zram
root@anuchin:~# echo 1 > /sys/block/zram0/reset
root@anuchin:~# echo deflate > /sys/block/zram0/comp_algorithm
root@anuchin:~# echo 128M > /sys/block/zram0/disksize
ro
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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Title:
Ubuntu 18.04 installer does not detect any I
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
Allow hugepage backing for "p8compat" mode
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
Update to ocxl driver
Status in The Ubuntu
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
Cpu utilization showing system time for kvm
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
Ubuntu 18.04 [ WSP DD2.2 with stop4 and sto
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
Ubuntu 18.04 - IO Hang on some namespaces w
** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
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** Changed in: crash (Ubuntu)
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** Changed in: crash (Ubuntu)
Importance: Undecided => High
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The patches identified here are already in bionic. However we have not
enabled py bindings for perf in bionic. This has been the case since
13.04 days, and the reason for this is py (like 2.x vs 3.x) build
dependencies, and it is unlikely that this support will be added going
forward. jsalisbury (k
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
smp_call_function_single/many core hangs wi
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
qla2xxx: Fix page fault at kmem_cache_alloc
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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Title:
[LTCTest][OPAL][OP920] cpupower idle-info is
** Changed in: ubuntu-power-systems
Status: Incomplete => Triaged
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Title:
ISST-LTE:KVM:Ubuntu1804:BostonLC:boslcp3g1: Migrati
This bug was reported using a very old bionic kernel, closing this bug
as invalid, if this is still a valid bug please re-open.
** Changed in: linux (Ubuntu Bionic)
Status: Incomplete => Invalid
** Changed in: linux (Ubuntu)
Status: Incomplete => Invalid
** Changed in: ubuntu-power
** Changed in: crash (Ubuntu Artful)
Status: New => Won't Fix
** Changed in: crash (Ubuntu Xenial)
Status: New => Won't Fix
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** Changed in: ubuntu-power-systems
Status: In Progress => Fix Released
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Title:
Fix for flushing TM on coredump only if CPU h
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu Xenial)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
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** Changed in: linux (Ubuntu)
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** Changed in: linux (Ubuntu)
Importance: Undecided => High
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** Changed in: linux (Ubuntu)
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** Tags added: triage-g
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https://bugs.launchpad.net/bugs/1777194
Title:
Hard LOCKUP observed on stressing Ubuntu 18 04
Status in The Ubuntu-power-systems project:
Triage
** Changed in: ubuntu-power-systems
Status: Fix Committed => Fix Released
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Title:
[LTC Test] Ubuntu 18.04: tm_sigreturn fail
** Changed in: ubuntu-power-systems
Status: Fix Committed => Triaged
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Title:
[18.04] include support for Python bindings in "
After discussing with the kernel team they are holding their long
standing position that python bindings will not be enabled for perf
(also discussed in the comments below). I am marking this as won't fix.
** Changed in: linux (Ubuntu Bionic)
Status: Triaged => Won't Fix
** Changed in: lin
** Changed in: linux (Ubuntu Bionic)
Status: In Progress => Fix Released
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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** Changed in: linux (Ubuntu Cosmic)
Status: In Progress => Fix Committed
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https://bugs.launchpad.net/bugs/1771344
Title:
Fix enabling bridge MMIO windows
Status in
Public bug reported:
[Impact]
When you boot bionic with Boot with i2c and ipmi_ssif enabled on Cavium
ThunderX2 systems with a faulty BMC that does not return any data, and the code
is trying to print the value if data[2], we get a kernel panic.
[ 484.728410] Unable to handle kernel NULL point
** Summary changed:
- [SRU][Bionic] kernel panic in ipmi_ssif at msg_done_handler
+ [SRU Bionic][Cosmic] kernel panic in ipmi_ssif at msg_done_handler
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Tested Bionic kernel on Cavium ThunderX2 with the patch.
ubuntu@starbuck:~$ uname -a
Linux starbuck 4.15.0-25-generic #26~lp116+build.1 SMP Tue Jun 19 19:25:21
UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
ubuntu@starbuck:~$ dmesg | grep ipmi_ssif
[ 45.648719] ipmi_ssif: probe of dmi-ipmi-ss
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
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Title:
[Config] enable E
** Changed in: linux (Ubuntu)
Status: Won't Fix => Triaged
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Title:
[18.04] include support for Python bindings in "perf"
Sta
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu Bionic)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubunt
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Security Team (canonical-security)
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
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Support for artful will end soon (July 2018) therefore marking this as a
won't fix.
** Changed in: linux (Ubuntu Artful)
Status: Triaged => Won't Fix
** Summary changed:
- File libperf-jvmti.so is missing in linux-tools-common deb on Ubuntu 17.10
and 18.04
+ [18.04/18.10] File libperf-jv
Public bug reported:
[Impact]
Revert Sauce patches and integrate upstream fix for thunderx_zip hang.
[Test]
[Fix]
e7a9b05ca4c7 crypto: cavium - Fix smp_processor_id() warnings
1cc7e01ff977 crypto: cavium - Fix statistics pending request value
a40c88045506 crypto: cavium - Prevent division by zer
** Description changed:
[Impact]
Revert Sauce patches and integrate upstream fix for thunderx_zip hang.
[Test]
+ ubuntu@anuchin:~$ uname -a
+ Linux anuchin 4.15.0-33-generic #36~lp1787469+build.1 SMP Thu Aug 16 19:43:58
UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
+ ubuntu@anuchin:~$ sudo
** Description changed:
[Impact]
Revert Sauce patches and integrate upstream fix for thunderx_zip hang.
[Test]
ubuntu@anuchin:~$ uname -a
Linux anuchin 4.15.0-33-generic #36~lp1787469+build.1 SMP Thu Aug 16 19:43:58
UTC 2018 aarch64 aarch64 aarch64 GNU/Linux
ubuntu@anuchin:~$ sudo
** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Summary changed:
- [Bionic] integrate upstream fix for thunderx_zip hang
+ [Bionic] integrate upstream fix for Cavium zram driver
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** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
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https://bugs.launchpad.net/bugs/1787469
Title:
[Bionic] integrat
Public bug reported:
[Impact]
Track: Spectre v4 mitigation (Speculative Store Bypass Disable) support for
arm64 using SMC firmware call to set a hardware chicken bit. Patch now in 4.18
to Bionic.
[Test]
[Fix]
http://lkml.iu.edu/hypermail/linux/kernel/1805.2/05868.html
-- From 4.18 --
eff0e9e1
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
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Title:
[Bionic] Spectre
Tyler Hicks pointed out that Cortex-A57, Cortex-A72, Cortex-A73, and Cortex-A75
all just receive
firmware updates that disabled memory disambiguation at boot time to mitigate
SSB. The following page indicates that the patches are only relevant for
Cortex-A76.
https://developer.arm.com/support/a
** Changed in: ubuntu-power-systems
Assignee: Canonical Kernel Team (canonical-kernel-team) => bugproxy
(bugproxy)
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Title:
Avo
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
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-- Bionic verification --
ubuntu@starbuck:~$ uname -a
Linux starbuck 4.15.0-23-generic #25-Ubuntu SMP Wed May 23 17:59:52 UTC 2018
aarch64 aarch64 aarch64 GNU/Linux
ubuntu@starbuck:~$ dmesg | grep -i "W+X"
[ 34.983869] Checked W+X mappings: passed, no W+X pages found
ubuntu@starbuck:~$
-- Art
-- Host with -proposed kernel --
ubuntu@anuchin:~$ virsh nodedev-detach pci_0002_01_00_1
Device pci_0002_01_00_1 detached
ubuntu@anuchin:~$
ubuntu@anuchin:~$ readlink /sys/bus/pci/devices/0002\:01\:00.1/driver
../../../../../../../bus/pci/drivers/vfio-pci
ubuntu@anuchin:~$
-- Bionic Guest --
ub
Public bug reported:
[Impact]
RDMA applications might hang with qlogic cards. This happens because
of a bug in the doorbell implementation.
[Test]
1) Set IP addresses on both server and client
2) On RoCE Server run "ib_send_bw -d qedr0 -x 2 -R"
3) On RoCE client run "ib_send_bw -d qedr0 -x 2 -R"
A test kernel with the patch applied is available in:
https://launchpad.net/~manjo/+archive/ubuntu/lp1775242
To enable this ppa:
$ sudo add-apt-repository -y ppa:manjo/lp1775242
$ sudo apt-get update
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** Changed in: makedumpfile (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: makedumpfile (Ubuntu)
Importance: Undecided => High
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** Changed in: ubuntu-power-systems
Importance: Undecided => Critical
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https://bugs.launchpad.net/bugs/1773162
Title:
4.15.0-22-generic fails to boot on IBM S822LC (POWE
** Tags added: triage-a
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Title:
ISST-LTE:KVM:Ubuntu1804:BostonLC:boslcp3: Host crashed & enters into
xmon after moving to 4.15.0-1
** Tags removed: triage-a
** Tags added: triage-g
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https://bugs.launchpad.net/bugs/1746088
Title:
[Ubuntu 16.04.4] Unable to analyze the vmcore generated by kdump on
4.13
** Changed in: linux (Ubuntu Artful)
Status: Incomplete => Won't Fix
** Changed in: ubuntu-power-systems
Status: Incomplete => Fix Released
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These patches were accepted and are in route for 18.04.1.
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Title:
ISST-LTE:KVM:Ubuntu18.04:BostonLC:boslcp3:boslcp3g3:Guest conosle
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Committed
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** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Committed
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Looks like the bionic-proposed kernel works for IBM, and so marking this
fix-committed.
** Changed in: linux (Ubuntu Bionic)
Status: Incomplete => Fix Committed
** Changed in: linux (Ubuntu)
Status: Incomplete => Fix Committed
** Changed in: ubuntu-power-systems
Status: Inco
As per the kernel team, release from -proposed to -updates should happen
today. June 11th.
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Title:
qla2xxx: Fix page fault at kmem_c
** Changed in: linux (Ubuntu)
Status: In Progress => Fix Committed
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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** Changed in: ubuntu-power-systems
Status: In Progress => Incomplete
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https://bugs.launchpad.net/bugs/1773964
Title:
IPL: ppc64_cpu --frequency hang with INFO: rcu_
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Released
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Title:
Merge kexec-tools 2.0.16-1 from Debian:
** Changed in: ubuntu-power-systems
Status: Triaged => Fix Committed
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https://bugs.launchpad.net/bugs/1714485
Title:
Ubuntu 16.04: kdump fails with error "kdu
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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Title:
rfi-flush: Switch to new linear fallback flu
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Released
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Title:
update makedumpfile tool version to v1
** Changed in: makedumpfile (Ubuntu Artful)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
** Changed in: makedumpfile (Ubuntu Artful)
Importance: Undecided
I do not see this patch in bionic kernel, moving the status back to in
progress.
** Changed in: linux (Ubuntu Bionic)
Status: Invalid => In Progress
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** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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https://bugs.launchpad.net/bugs/1771844
Title:
powerpc/livepatch: Implement reliable stack
Collected more data points on this issue.
1. Tried offline CPUs. We found that the crash typically was on CPU:40,
so offlined CPU40 and repeated the test. The test seemed to make
progress but panicked on a different CPU. I tried to offline several
more CPU, but the crash seems to move on to other
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
** Changed in: linux (Ubuntu)
Importance: Critical => High
** Changed
** Changed in: ubuntu-power-systems
Assignee: (unassigned) => Canonical Foundations Team
(canonical-foundations)
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Foundations Team (canonical-foundations)
** Changed in: li
Regarding introducing this new package in 18.04 (universe) here are the
next steps to consider.
1. This package would first need to make it into 18.10, this bug would
accomplish that.
2. Once it is introduced in 18.10, it needs to be tested, and tested to work
with the 18.04 kernel.
3. Once it
** Changed in: linux (Ubuntu)
Status: Fix Committed => Fix Released
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Title:
cxl: patches for POWER9 support missing (CAPI)
S
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Importance: Undecided => High
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** Changed in: ubuntu-power-systems
Status: In Progress => Incomplete
** Changed in: linux (Ubuntu Bionic)
Status: In Progress => Incomplete
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** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
** Tags added: p9
** Changed in: ubuntu-power-systems
Status: New
Public bug reported:
[Impact]
Testing EDAC requires EDAC_DEBUG to be enabled. ARM64 server customers
currently need to rebuild Ubuntu kernels with this config option to test EDAC
support.
[Fix]
Enable EDAC_DEBUG config option in the kernel.
[Test]
[Regression Potential]
None. Limited to ARM
** Also affects: ubuntu-power-systems
Importance: Undecided
Status: New
** Changed in: ubuntu-power-systems
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Canonical Kernel Team (canonical-kernel-t
** Changed in: ubuntu-power-systems
Status: Incomplete => Fix Released
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Title:
Ubuntu 18.04 NVMe disks are not displayed on l
** Changed in: ubuntu-power-systems
Status: Triaged => In Progress
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Title:
Need fix to aacraid driver to prevent panic
Statu
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
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** Changed in: linux (Ubuntu)
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** Changed in: linux (Ubuntu)
Importance: Undecided => Critical
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The bug description says that the 1st patch is in bionic (18.04.1) but I
was not able to find that commit in bionic (master and master-next). The
two patches are in 4.17 and 4.18 stable trees.
-- linux-4.17.y --
ab830707c443 powerpc: smp_send_stop do not offline stopped CPUs
-- linux-4.18.y --
c0
The patch is available in linux-stable, and could be fwd ported from
4.14, or backported from 4.17 to bionic.
-- linux-4.14.y --
3b185e667b52 cpuidle: powernv: Fix promotion from snooze if next state disabled
-- linux-4.17.y --
6de015f7f962 cpuidle: powernv: Fix promotion from snooze if next stat
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
** Changed in: linux (Ubuntu)
Importance: Undecided => High
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http://kernel.ubuntu.com/~kamal/lp1790636-lp1790602-ppc/
Can you test this kernel and see if it resolves this bug?
Note about installing test kernels:
* If the test kernel is prior to 4.15(Bionic) you need to install the
linux-image and linux-image-extra .deb packages.
* If the test kernel is 4.
http://kernel.ubuntu.com/~kamal/lp1790636-lp1790602-ppc/
Can you test this kernel and see if it resolves this bug?
Note about installing test kernels:
* If the test kernel is prior to 4.15(Bionic) you need to install the
linux-image and linux-image-extra .deb packages.
* If the test kernel is 4.
-- proposed verification for bionic --
ubuntu@anuchin:~$ uname -a
Linux anuchin 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:22:18 UTC 2018
aarch64 aarch64 aarch64 GNU/Linux
ubuntu@anuchin:~$
ubuntu@anuchin:~$ sudo bash
root@anuchin:~# modprobe zram
root@anuchin:~# echo 1 > /sys/block/zram0/r
-- proposed testing --
ubuntu@helo:~$ uname -a
Linux helo 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:22:18 UTC 2018
aarch64 aarch64 aarch64 GNU/Linux
ubuntu@helo:~$
ubuntu@helo:~$ dmesg | grep -i smbalert
[ 36.572195] i2c i2c-0: supports SMBALERT#
ubuntu@helo:~$
** Tags removed: verifica
** Changed in: linux (Ubuntu)
Assignee: Ubuntu on IBM Power Systems Bug Triage (ubuntu-power-triage) =>
Canonical Kernel Team (canonical-kernel-team)
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-- proposed verification --
ubuntu@helo:~$ uname -a
Linux helo 4.15.0-34-generic #37-Ubuntu SMP Mon Aug 27 15:22:18 UTC 2018
aarch64 aarch64 aarch64 GNU/Linux
ubuntu@helo:~$
Ran the test:
for i in {1..200}; do sudo ipmitool sel list ; sudo ipmitool sensor list ; sudo
ipmitool sdr list ; sudo
** Changed in: linux (Ubuntu)
Status: Triaged => Fix Committed
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https://bugs.launchpad.net/bugs/1785675
Title:
Security fix: check if IOMMU page is contained in the
** Changed in: linux (Ubuntu)
Status: Triaged => Fix Committed
** Changed in: ubuntu-power-systems
Status: Triaged => Fix Committed
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** Changed in: linux (Ubuntu)
Status: New => Fix Committed
** Changed in: ubuntu-power-systems
Status: In Progress => Fix Committed
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** Changed in: ubuntu-power-systems
Importance: Critical => Medium
** Changed in: linux (Ubuntu)
Importance: Critical => Medium
** Changed in: linux (Ubuntu Zesty)
Importance: Critical => Medium
** Changed in: linux (Ubuntu Bionic)
Importance: Critical => Medium
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With this patch applied, the test case directory-current does not report
these false positives.
ubuntu@recht:~/ecryptfs/tests$ sudo ./run_tests.sh -K -t trunc-file.sh -b
100 -D /mnt/image -l /mnt/lower -u /mnt/upper -f ext4 ; sleep 3s; sudo
./run_tests.sh -K -t directory-concurrent.sh -b 100
This is a test case issue, and the failure is a false positive.
ecryptfs/tests/kernel/directory-concurrent/test.c hang_check() the
parent uses select() to check to see if the child process has completed.
The child process lets the parent know that its done by writing "EXIT"
to a pipe. select() is n
** Also affects: ecryptfs
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Bionic)
Status: Triaged => Invalid
** Changed in: linux (Ubuntu)
Status: Triaged => Invalid
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** Changed in: ubuntu-power-systems
Status: New => Fix Committed
** Changed in: linux (Ubuntu)
Status: New => Fix Committed
** Changed in: linux (Ubuntu)
Status: Fix Committed => New
** Changed in: linux (Ubuntu)
Status: New => Fix Committed
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