Found also on two out of three tries of RT on xenial/linux-
aws/4.4.0-1132.146 only on t2.small instance. Previous cycle
(xenial/linux-aws/4.4.0-1131.145) passed, although on this machine it
still looks like the test might pass, might fail.
** Tags added: hinted sru-20210816 xenial
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** Also affects: linux-oracle (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux-oracle (Ubuntu Impish)
Status: New => Fix Committed
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** Also affects: linux-oracle (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux-oracle (Ubuntu)
Status: New => Fix Committed
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** Also affects: linux (Ubuntu Impish)
Importance: Undecided
Status: Confirmed
** Also affects: linux-oracle (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux-oracle (Ubuntu Impish)
Status: New => Fix Committed
** Changed in: linux-oracle (Ubuntu Hirsute)
Found on bionic/linux-azure-4.15/4.15.0-1123.136
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Title:
ptrace10 from ubuntu_ltp_syscalls failed on T/X/B
Status in ubuntu-kernel-
Bionic 4.15: The kernel might be missing commit bd14406b78e6
("perf/hw_breakpoint: Modify breakpoint even if the new attr has
disabled set") but its backport relies on several other refactoring
commits in that area. No plans for backporting it to Bionic and earlier.
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Can you repeat tests with latest kernels? I could not reproduce it on Focal
with following configurations:
1. Power8: P8LPAR05 MAAS
2. Power9: QEMU with 4 or 128 CPUs (and 4 GB of RAM)
Tested kernels:
F/5.4.0-84-generic
F/5.11.0-34-generic
Tried steps:
1. Freshly boot machine.
2. Log in via ssh.
This issue was fixed however if you still see Test-case 12 failures,
e.g. on s390x, please check lp:1943259
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Title:
tpci from kernel
Thanks Patricia for tests. It looks it was seen before: lp:1909286. I
will mark it as duplicate.
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https://bugs.launchpad.net/bugs/1927076
Title:
IPv6 TCP in reuseport_bpf_c
The last error log looks exactly like lp:1927076.
** Also affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Hirsute)
Importance: Undecided
Status: New
**
See the bug lp:1927076 for recent comments/logs/findings. Shortly summarising:
---
this issue can be reproduced in the following order:
1. Run the cpu-hotplug test
sudo
./autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/cpu-hotplug/cpu-on-off-test.sh
2. Run the reus
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
** Changed in: ubuntu-kernel-tests
Status: New => Confirmed
** Changed in: linux (Ubuntu Focal)
Status: Incomplete => Confirmed
** Changed in: linux (Ubuntu Hirsute)
Status: Incomplete => Confirmed
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System hang (but no logs collected - lack of console) also on node
huggins (POWER8NVL, 8335-GTB) with Hirsute 5.11.0-34-generic
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Title
Reproduced on mainline kernel v5.11.0-20-generic (v5.11.22) on node huggins
(POWER8NVL, 8335-GTB) with Hirsute. Logs:
---
[ 167.500544] Faulting instruction address: 0x
[ 167.500562] Oops: Kernel access of bad area, sig: 11 [#1]
[ 167.500578] LE PAGE_SIZE=64K MMU=Hash SMP NR_CPUS=2048 N
*** This bug is a duplicate of bug 1909286 ***
https://bugs.launchpad.net/bugs/1909286
** This bug has been marked a duplicate of bug 1909286
ubuntu_kernel_selftest will be interrupted with the reuseport_bpf_cpu /
reuseport_bpf_numa test in net (BUG: Unable to handle kernel instruction fet
*** This bug is a duplicate of bug 1909286 ***
https://bugs.launchpad.net/bugs/1909286
Thadeu, It is present on v5.13 (tested v5.13.17).
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5.13.17-051317-generic mainline fails even on first run of
reuseport_bpf_cpu test (huggins, POWER8NVL, 8335-GTB).
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Title:
ubuntu_ker
Since this is leading bug, I will copy&paste here also list of
reproducible environments from the other bug:
Also reproduced on (huggins, POWER8NVL, 8335-GTB):
* 5.11.0-20-generic mainline (v5.11.22).
* 5.13.17-051317-generic mainline fails even on first run of reuseport_bpf_cpu
test.
* 5.14.4-05
We are looking at the patches and following the upstream discussions.
Once the upstream discussions have settled out, we can build a test
kernel.
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Seems that AWS got fixed (or issue was not related) but all Azure cases
with v5.4 are affected.
** Tags added: sru-20210816 sru-20210906
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ubuntu_ftrace_smoke_test on all v5.4 kernels on all Azure instances
hangs:
114 11:22:52 INFO | Writing results to
/home/azure/autotest/client/results/default
115 11:22:52 DEBUG| Initializing the state engine
116 11:22:52 DEBUG| Persistent state client.steps now set to []
117 11:22:52 DEBUG|
** Tags added: hinted
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Title:
Focal / Groovy aws and azure instances crash with ftracetest in
ubuntu_kernel_selftests and ub
Found on impish/linux-oracle/5.13.0-1005.7 (instance: VM.Standard2.1)
** Summary changed:
- vmx_vmcs_shadow_test from ubunut_kvm_unit_tests timeout on E-KVM
+ vmx_vmcs_shadow_test from ubuntu_kvm_unit_tests timeout on E-KVM
** Tags added: 5.13 hinted impish oracle
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Found on impish/linux-oracle/5.13.0-1005.7 (instance: VM.Standard2.1) with only
one FAIL:
FAIL: all counters
** Tags added: 5.13 impish
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*** This bug is a duplicate of bug 1944526 ***
https://bugs.launchpad.net/bugs/1944526
** This bug has been marked a duplicate of bug 1944526
ubuntu_nbd_smoke_test failed on v5.13 on Oracle VM.Standard2.1
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Upstream report: https://lore.kernel.org/linuxppc-
dev/YUpIqytZqpohq4EM@mussarela/T/#u
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Title:
IPv6 TCP in reuseport_bpf_cpu from ub
Found on bionic/linux-ibm-gt/4.15.0-1102.113
** Tags added: 4.15 hinted
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Title:
cpuset_memory_spread from controllers test su
Found on: focal/linux-azure/5.4.0-1063.66 (Standard_A2_v2)
** Tags added: hinted sru-20211018
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Title:
memcg_move_charge_at_immigrat
Found on: 2021.10.18/xenial/linux-oracle/4.15.0-1083.91~16.04.1
** Tags added: sru-20211018 xenial
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Title:
umip_basic
Found on: 2021.10.18/impish/linux-oracle/5.13.0-1009.11
** Tags added: impish oracle
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Title:
cpuset_memory_spread from contro
** Tags added: hinted impish sru-20211018
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https://bugs.launchpad.net/bugs/1897764
Title:
mem-on-off-test.sh from memory-hotplug in ubuntu_kernel_selftests
failed on X-gc
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
Invalid backport to v4.15: missing pgtab
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
Bionic/linux-aws Boot failure downgradin
Found also on 2021.11.08/bionic/linux-azure-fips/4.15.0-2039.43
** Tags added: azure
** Tags added: hinted
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Title:
creat09 from ub
Found also on 2021.11.08/focal/linux-azure/5.4.0-1064.67
** Tags added: 5.4
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Title:
creat09 from ubuntu_ltp_syscalls and cve-2018-1
Public bug reported:
d2021.10.26/jammy/linux-realtime/5.15.0-1002.2 failed to boot on helo-
kernel.arm64 without any logs.
-
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.15.0-1002-realtime
Found initrd image: /boot/initrd.img-5.15.0-1002-realtime
Found linux image
Looks like problem of missing network interface. Full log of that
booting attached.
** Attachment added: "krzk.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1950968/+attachment/5541152/+files/krzk.log
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Looks like problem of missing network interface. Full log of that
booting attached.
** Attachment added: "krzk.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1950968/+attachment/5541153/+files/krzk.log
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v5.13-generic boot log (proper with network device qede)
** Attachment added: "513-generic.log"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1950968/+attachment/5541154/+files/513-generic.log
** Changed in: linux (Ubuntu Jammy)
Status: Incomplete => Triaged
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Also 2021.11.08/impish/linux-oracle/5.13.0-1010.12
** Tags added: impish oracle
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Title:
ubuntu_ltp / finit_module02 fails
This does not look like an Ubuntu system. Linux kernel has wrong
version: "Linux 193438490afd 5.8.15-301.fc33.s390x". Are you sure you
are testing it on Ubuntu image?
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https:/
** Changed in: linux (Ubuntu Jammy)
Status: In Progress => Fix Committed
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Title:
v5.15 RT kernel fails to boot on some arm64
17655 04:58:52 DEBUG| [stdout] startup='Thu Dec 2 04:51:50 2021'
17656 04:58:52 DEBUG| [stdout] tst_test.c:1363: TINFO: Timeout per run is 0h
05m 00s
17657 04:58:52 DEBUG| [stdout] Test timeouted, sending SIGKILL!
17658 04:58:52 DEBUG| [stdout] tst_test.c:1409: TINFO: If you are running on
Looks like timeout or killed process (maybe due to OOM).
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https://bugs.launchpad.net/bugs/1951135
Title:
hirsute:linux-aws ubuntu_ltp Failed test cases : read_all_proc
Public bug reported:
Boot test of 2021.11.29/trusty/linux-azure/4.15.0-1128.141~14.04.1
failed on kernel_revocation_list check with:
-
19:21:35 INFO | STARTubuntu_boot.kernel_revocation_list
ubuntu_boot.kernel_revocation_listtimestamp=1638559295timeout=300
localtime=De
Public bug reported:
>From v5.15.2-rt20 announcement:
Known issues:
- The "Memory controller" (CONFIG_MEMCG) has been disabled.
This might be the cause of ubuntu_ltp_controllers failure -
ubuntu_ltp_controllers.pids_1_100:
##
COMMAND: /opt/ltp/bin/ltp-pan -q -e -S -a 466487 -n 466487
Found also on d2021.10.26/jammy/linux-realtime/5.15.0-1003.3
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Title:
vrf_route_leaking.sh in net from ubuntu_kernel_selftes
Found also on: d2021.10.26/jammy/linux-realtime/5.15.0-1003.3
Similar to lp:1943732
** Tags added: 5.15 hinted jammy
** Tags added: ubuntu-ltp
** Also affects: linux (Ubuntu Jammy)
Importance: Undecided
Status: Invalid
** Changed in: linux (Ubuntu Jammy)
Status: Invalid => Con
Found also on: d2021.10.26/jammy/linux-realtime/5.15.0-1003.3 on
kuzzle.arm64
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Title:
cpufreq_boost from ubuntu_ltp.kernel_misc fail
Similar to lp:1947016
** Tags added: hinted
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Title:
cpufreq_boost from ubuntu_ltp.kernel_misc failed on P9 node baltar
with Focal
Found also on 2021.11.29/impish/linux-oracle/5.13.0-1011.13
** Tags added: 5.13 hinted oracle sru-20211129
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Title:
vrf_rou
Found also on 2021.11.29/impish/linux-oracle/5.13.0-1011.13
** Tags added: 5.13 hinted impish sru-20211129
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Title:
test_blackh
Found also on 2022.01.03/impish/linux-oracle/5.13.0-1016.20
** Tags added: oracle
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Title:
test_vxlan_under_vrf.sh in net from ubunt
Found on: 2022.01.03/bionic/linux-ibm-gt-5.4/5.4.0-1007.9
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Title:
cpuset_memory_spread from controllers test suite in LTP fail
** Summary changed:
- Enable CONFIG_NO_HZ_FULL in relatime kernel
+ Enable CONFIG_NO_HZ_FULL in Jammy realtime kernel
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Title:
Enabl
** Summary changed:
- Enable CONFIG_RT_GROUP_SCHED in relatime kernel
+ Enable CONFIG_RT_GROUP_SCHED in realatime kernel
** Summary changed:
- Enable CONFIG_RT_GROUP_SCHED in realatime kernel
+ Enable CONFIG_RT_GROUP_SCHED in Jammy realtime kernel
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capabilities to provide precise information about
the properties and root causes of
unexpected results.
Including the tool gives more way to investigate realtime capabilities
and issues of the kernel.
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Krzysztof Kozlowski (krzk
** Changed in: linux (Ubuntu)
Status: New => In Progress
** Changed in: linux (Ubuntu)
Importance: Undecided => High
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https://bugs.launchpad.net/bugs/1959130
Title
*** This bug is a duplicate of bug 1955011 ***
https://bugs.launchpad.net/bugs/1955011
This was earlier reported as lp:1955011
** This bug has been marked a duplicate of bug 1955011
ubuntu_kernel_selftests:net:test_bpf BPF_ATOMIC FAIL to select_runtime
err=-524
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Found on: d2021.10.26/jammy/linux-realtime/5.15.0-1004.4 (appleton-
kernel.arm64)
** Tags added: 5.15 arm64 jammy realtime ubuntu-kernel-selftests
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Found on: d2021.10.26/jammy/linux-realtime/5.15.0-1004.4 (appleton-
kernel.arm64)
** Tags added: 5.15 arm64 jammy realtime ubuntu-kernel-selftests
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Found also on:
d2021.10.26/jammy/linux/5.15.0-17.17 (node: akis.amd64)
d2021.10.26/jammy/linux-realtime/5.15.0-1004.4 (node: lagalla.amd64)
** Tags added: 5.15 jammy realtime
** Tags added: hinted
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15:45:12 DEBUG| [stdout] PASS: Hyper-V SynIC periodic timers test vcpu 1
15:45:12 DEBUG| [stdout] PASS: Hyper-V SynIC periodic timers test vcpu 0
15:45:12 DEBUG| [stdout] PASS: Hyper-V SynIC one-shot test vcpu 1
15:45:12 DEBUG| [stdout] PASS: Hyper-V SynIC one-shot test vcpu 0
15:45:12 DEBUG| [stdo
: linux (Ubuntu)
Importance: Undecided
Assignee: Krzysztof Kozlowski (krzk)
Status: New
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
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Option cannot be selected on arm64, so Jammy/linux is also affected with
above warning.
** Changed in: linux (Ubuntu)
Status: New => Invalid
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Public bug reported:
d2021.10.26/jammy/linux-realtime/5.15.0-1004.4, only on node
appleton-kernel.arm64, hangs (timeouts) on ubuntu_kernel_selftests /
ftrace:ftracetest test:
01:28:34 DEBUG| [stdout] # === Ftrace unit tests ===
01:28:34 DEBUG| [stdout] # [1] Basic trace file check[P
Public bug reported:
Seen only from time to time, e.g.
d2021.10.26/jammy/linux-realtime/5.15.0-1004.4/ on gonzo.amd64:
-
23:34:02 DEBUG| [stdout] # selftests: net: gro.sh
23:34:02 DEBUG| [stdout] # running test ipv4 data
23:34:02 DEBUG| [stdout] # Expected {200 }, Total 1 packets
23:34:02 DEB
** Summary changed:
- ubuntu_kernel_selftests:net:gro.sh fails sometimes on Jammy/realtime v5.15
amd64
+ ubuntu_kernel_selftests / net:gro.sh fails sometimes on Jammy/realtime v5.15
amd64
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
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** Summary changed:
- ubunut_kernel_selftests: memory-hotplug: avoid spamming logs with dump_page()
+ ubuntu_kernel_selftests: memory-hotplug: avoid spamming logs with dump_page()
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Public bug reported:
[Impact]
Backported to bionic/linux commit f83baa0cb6cf ("HID: add hid_is_usb() function
to make it simpler for USB detection") brings to HID_ASUS usage of hid_is_usb()
which is provided by USB_HID. If HID_ASUS is built as module but USB_HID is
not, the kernel build will
Also: 2022.01.03/bionic/linux-azure-5.4/5.4.0-1069.72~18.04
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Title:
test_vxlan_under_vrf.sh in net from ubuntu_kernel_selftests fail
Also: 2022.01.03/bionic/linux-azure-5.4/5.4.0-1069.72~18.04.1
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https://bugs.launchpad.net/bugs/1837035
Title:
memcg_stat_rss from controllers in ubuntu_ltp failed
Stat
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
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** Changed in: linux (Ubuntu Focal)
Assignee: Krzysztof Kozlowski (krzk) => (unassigned)
** No longer affects: linux (Ubuntu Focal)
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** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Focal)
Status: New => In Progress
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
** Changed in: linux (Ubuntu Focal)
Impo
Sent fix upstream:
https://lore.kernel.org/linux-rt-users/20220209162430.286578-1-krzysztof.kozlow...@canonical.com/T/#u
Discussions on-going.
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
** Changed in: linux (Ubuntu)
Status: Incomplete =&
Found also on: 2022.01.31/focal/linux-azure/5.4.0-1070.73
** Also affects: ubuntu-kernel-tests
Importance: Undecided
Status: New
** Tags added: 5.4 azure focal sru-20220103 sru-20220131 ubuntu-lxc
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Also on: 2022.01.31/bionic/linux-azure-5.4/5.4.0-1070.73~18.04.1
** Tags added: sru-20220131
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Title:
memcg_stat_rss from contro
Still happens. 2022.01.31/trusty/linux-azure/4.15.0-1131.144~14.04.1
** Tags added: 4.15 sru-20220103 sru-20220131
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Title:
kern
Thanks for testing, much appreciated!
Sent a v2 of SRU:
https://lists.ubuntu.com/archives/kernel-team/2022-February/127909.html
https://lists.ubuntu.com/archives/kernel-team/2022-February/127908.html
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** Changed in: linux (Ubuntu)
Assignee: Canonical Kernel Team (canonical-kernel-team) => Krzysztof
Kozlowski (krzk)
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Focal)
Assignee: (unassigned) => Krzysztof Kozlowski
Also: 2022.01.31/bionic/linux-ibm-gt-5.4/5.4.0-1009.11
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https://bugs.launchpad.net/bugs/1845919
Title:
memcg_failcnt in mm from ubuntu_ltp failed on B 4.15
Status in u
** Tags added: sru-20220131
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https://bugs.launchpad.net/bugs/1845919
Title:
memcg_failcnt in mm from ubuntu_ltp failed on B 4.15
Status in ubuntu-kernel-tests:
New
S
2022.01.31/bionic/linux-ibm-gt-5.4/5.4.0-1009.11
(as expected since this happens on B/hwe-5.4)
memcg_move_charge_at_immigrate_test 2 TFAIL: cache is 135168, 270336 expected
** Tags added: sru-20220131
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Public bug reported:
2022.01.31/impish/linux-oracle/5.13.0-1018.22
VM.Standard.A1.Flex-4c.8m
test: ubuntu_quota_smoke_test
--
401 13:27:26 DEBUG| [stdout] Using block device /dev/loop9 for path
/home/ubuntu/autotest/client/results/default/ubuntu_quota_smoke_test.quota-smoke-test/m
Seems ubuntu_ltp_syscalls quotactl06 fails for the same reason:
---
59907 quotactl06.c:165: TINFO: quotactl() with vfsv0 format
59908 quotactl06.c:174: TCONF: Kernel or device does not support FS
quotas
59909 quotactl06.c:192: TWARN: rmdir(mntpoint/testdir1) f
** Tags added: arm64
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https://bugs.launchpad.net/bugs/1960609
Title:
Missing quota on ext4 on Impish/Oracle arm64 (ubuntu_quota_smoke_test)
Status in ubuntu-kernel-tests:
** Tags added: 5.15 jammy realtime
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https://bugs.launchpad.net/bugs/1953345
Title:
memcg is disabled in v5.15 RT kernel (known issue)
Status in ubuntu-kernel-tests:
New
Verified on:
- 2021.11.29/bionic/linux-azure-fips/4.15.0-2041.45
- 2021.11.29/bionic/linux-azure-4.15/4.15.0-1129.142
** Changed in: linux (Ubuntu Trusty)
Status: New => Confirmed
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Trusty Azure 4.15 has this fix but still fails, so the verification
fails.
** Also affects: linux-azure (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Trusty)
Importance: Undecided
Status: New
** Also affects: linux-azure (Ubuntu Trusty)
Importan
Public bug reported:
CONFIG_RT_GROUP_SCHED makes sense in realtime workloads, especially ones
involving multiple realtime tasks. It is also enabled in Intel’s BSP for
Yocto RT.
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Krzysztof Kozlowski (krzk)
Status: In
Kozlowski (krzk)
Status: Fix Committed
** Tags: jammy realtime
** Tags added: realtime
** Tags added: jammy
** Changed in: linux (Ubuntu)
Status: New => Fix Committed
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
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** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
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https://bugs.launchpad.net/bugs/1957786
Title:
Enable CONFIG_NO_HZ_FULL in relatime kernel
Status in linu
While there could be some use cases for CONFIG_RT_GROUP_SCHED, the
option seems to work only with cgroups v1 and we use cgroups v2 on
Jammy. Therefore with CONFIG_RT_GROUP_SCHED it is not possible to run
any realtime task, which is also seen as failures on some of LTP tests.
The CONFIG_RT_GROUP_SCH
Ubuntu)
Status: In Progress => Fix Committed
** Changed in: linux-azure-4.15 (Ubuntu)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
** Changed in: linux-azure-4.15 (Ubuntu Bionic)
Status: In Progress => Fix Committed
** Changed in: linux-azure-4.15 (Ubuntu Bionic
Also: d2022.02.03/jammy/linux-realtime/5.15.0-1005.5 on dazzle.arm64 and
helo-kernel.arm64
** Tags added: arm64 ubuntu-kernel-selftests
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https://bugs.launchpad.net/bugs/19594
Timeout on d2022.02.03/jammy/linux-realtime/5.15.0-1005.5
(rumford.amd64)
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https://bugs.launchpad.net/bugs/1827982
Title:
hyperv_stimer in ubuntu_kvm_unit_tests fail
Timeout on d2022.02.03/jammy/linux-realtime/5.15.0-1005.5
(rumford.amd64)
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https://bugs.launchpad.net/bugs/1827980
Title:
hyperv_synic in ubuntu_kvm_unit_tests faile
Thanks! Sent a SRU for Impish and Jammy:
https://lists.ubuntu.com/archives/kernel-team/2022-February/128121.html
** Changed in: linux (Ubuntu Impish)
Assignee: (unassigned) => Krzysztof Kozlowski (krzk)
** Changed in: linux (Ubuntu Jammy)
Assignee: Skipper Bug Screeners (skipper-scr
** Changed in: linux (Ubuntu)
Assignee: Skipper Bug Screeners (skipper-screen-team) => Krzysztof
Kozlowski (krzk)
** Changed in: linux (Ubuntu)
Status: New => In Progress
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
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