This issue can be found on B-5.4-GCP as well
5.4.0-1011.11~18.04.1
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https://bugs.launchpad.net/bugs/1873054
Title:
Test Wakeup Tracer / RT Tracer fails in ubuntu_kernel_selftests
Status in ubuntu-kernel-tests:
Confirmed
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Focal:
Incomplete
Bug description:
In Focal,
The following tests fail on baremetal/amd64:
04/12 03:27:37 DEBUG| utils:0153| [stdout] # [51] Test wakeup tracer
[FAIL]
04/12 03:27:39 DEBUG| utils:0153| [stdout] # [52] Test wakeup RT tracer
[FAIL]
04/12 03:27:41 DEBUG| utils:0153| [stdout] # [53] event trigger - test
inter-event histogram trigger expected fail actions [XFAIL]
Full output below.
04/12 03:25:07 DEBUG| utils:0153| [stdout] # selftests: ftrace: ftracetest
04/12 03:25:07 DEBUG| utils:0153| [stdout] # === Ftrace unit tests ===
04/12 03:25:07 DEBUG| utils:0153| [stdout] # [1] Basic trace file check
[PASS]
04/12 03:25:17 DEBUG| utils:0153| [stdout] # [2] Basic test for tracers
[PASS]
04/12 03:25:21 DEBUG| utils:0153| [stdout] # [3] Basic trace clock test
[PASS]
04/12 03:25:21 DEBUG| utils:0153| [stdout] # [4] Basic event tracing
check [PASS]
04/12 03:25:22 DEBUG| utils:0153| [stdout] # [5] Change the ringbuffer
size [PASS]
04/12 03:25:22 DEBUG| utils:0153| [stdout] # [6] Snapshot and tracing
setting [PASS]
04/12 03:25:23 DEBUG| utils:0153| [stdout] # [7] trace_pipe and
trace_marker [PASS]
04/12 03:25:23 DEBUG| utils:0153| [stdout] # [8] Generic dynamic event -
add/remove kprobe events [PASS]
04/12 03:25:24 DEBUG| utils:0153| [stdout] # [9] Generic dynamic event -
add/remove synthetic events [PASS]
04/12 03:25:24 DEBUG| utils:0153| [stdout] # [10] Generic dynamic event -
selective clear (compatibility) [PASS]
04/12 03:25:25 DEBUG| utils:0153| [stdout] # [11] Generic dynamic event -
generic clear event [PASS]
04/12 03:25:26 DEBUG| utils:0153| [stdout] # [12] event tracing -
enable/disable with event level files [PASS]
04/12 03:25:27 DEBUG| utils:0153| [stdout] # [13] event tracing -
restricts events based on pid [PASS]
04/12 03:25:27 DEBUG| utils:0153| [stdout] # [14] event tracing -
enable/disable with subsystem level files [PASS]
04/12 03:25:28 DEBUG| utils:0153| [stdout] # [15] event tracing -
enable/disable with top level files [PASS]
04/12 03:25:30 DEBUG| utils:0153| [stdout] # [16] Test trace_printk from
module [PASS]
04/12 03:25:35 DEBUG| utils:0153| [stdout] # [17] ftrace - function graph
filters with stack tracer [PASS]
04/12 03:25:37 DEBUG| utils:0153| [stdout] # [18] ftrace - function graph
filters [PASS]
04/12 03:25:40 DEBUG| utils:0153| [stdout] # [19] ftrace - function pid
filters [PASS]
04/12 03:25:41 DEBUG| utils:0153| [stdout] # [20] ftrace - stacktrace
filter command [PASS]
04/12 03:25:43 DEBUG| utils:0153| [stdout] # [21] ftrace - function trace
with cpumask [PASS]
04/12 03:25:48 DEBUG| utils:0153| [stdout] # [22] ftrace - test for
function event triggers [PASS]
04/12 03:25:49 DEBUG| utils:0153| [stdout] # [23] ftrace - function trace
on module [PASS]
04/12 03:25:53 DEBUG| utils:0153| [stdout] # [24] ftrace - function
profiling [PASS]
04/12 03:25:59 DEBUG| utils:0153| [stdout] # [25] ftrace - function
profiler with function tracing [PASS]
04/12 03:26:03 DEBUG| utils:0153| [stdout] # [26] ftrace - test reading
of set_ftrace_filter [PASS]
04/12 03:26:07 DEBUG| utils:0153| [stdout] # [27] ftrace - test for
function traceon/off triggers [PASS]
04/12 03:26:07 DEBUG| utils:0153| [stdout] # [28] ftrace - test tracing
error log support [PASS]
04/12 03:26:11 DEBUG| utils:0153| [stdout] # [29] Test creation and
deletion of trace instances while setting an event [PASS]
04/12 03:26:13 DEBUG| utils:0153| [stdout] # [30] Test creation and
deletion of trace instances [PASS]
04/12 03:26:13 DEBUG| utils:0153| [stdout] # [31] Kprobe dynamic event -
adding and removing [PASS]
04/12 03:26:14 DEBUG| utils:0153| [stdout] # [32] Kprobe dynamic event -
busy event check [PASS]
04/12 03:26:14 DEBUG| utils:0153| [stdout] # [33] Kprobe dynamic event
with arguments [PASS]
04/12 03:26:15 DEBUG| utils:0153| [stdout] # [34] Kprobe event with comm
arguments [PASS]
04/12 03:26:15 DEBUG| utils:0153| [stdout] # [35] Kprobe event string
type argument [PASS]
04/12 03:26:16 DEBUG| utils:0153| [stdout] # [36] Kprobe event symbol
argument [PASS]
04/12 03:26:18 DEBUG| utils:0153| [stdout] # [37] Kprobe event argument
syntax [PASS]
04/12 03:26:20 DEBUG| utils:0153| [stdout] # [38] Kprobes event arguments
with types [PASS]
04/12 03:26:20 DEBUG| utils:0153| [stdout] # [39] Kprobe event
user-memory access [PASS]
04/12 03:26:21 DEBUG| utils:0153| [stdout] # [40] Kprobe event
auto/manual naming [PASS]
04/12 03:26:23 DEBUG| utils:0153| [stdout] # [41] Kprobe dynamic event
with function tracer [PASS]
04/12 03:26:24 DEBUG| utils:0153| [stdout] # [42] Create/delete
multiprobe on kprobe event [PASS]
04/12 03:26:25 DEBUG| utils:0153| [stdout] # [43] Kprobe event parser
error log check [PASS]
04/12 03:26:26 DEBUG| utils:0153| [stdout] # [44] Kretprobe dynamic event
with arguments [PASS]
04/12 03:26:27 DEBUG| utils:0153| [stdout] # [45] Kretprobe dynamic event
with maxactive [PASS]
04/12 03:26:55 DEBUG| utils:0153| [stdout] # [46] Register/unregister
many kprobe events [PASS]
04/12 03:26:56 DEBUG| utils:0153| [stdout] # [47] Kprobe dynamic event -
adding and removing [PASS]
04/12 03:26:56 DEBUG| utils:0153| [stdout] # [48] Uprobe event parser
error log check [PASS]
04/12 03:26:57 DEBUG| utils:0153| [stdout] # [49] test for the
preemptirqsoff tracer [UNSUPPORTED]
04/12 03:27:36 DEBUG| utils:0153| [stdout] # [50] Meta-selftest [PASS]
04/12 03:27:37 DEBUG| utils:0153| [stdout] # [51] Test wakeup tracer
[FAIL]
04/12 03:27:39 DEBUG| utils:0153| [stdout] # [52] Test wakeup RT tracer
[FAIL]
04/12 03:27:41 DEBUG| utils:0153| [stdout] # [53] event trigger - test
inter-event histogram trigger expected fail actions [XFAIL]
04/12 03:27:44 DEBUG| utils:0153| [stdout] # [54] event trigger - test
field variable support [PASS]
04/12 03:27:45 DEBUG| utils:0153| [stdout] # [55] event trigger - test
multiple actions on hist trigger [PASS]
04/12 03:27:50 DEBUG| utils:0153| [stdout] # [56] event trigger - test
inter-event histogram trigger onchange action [PASS]
04/12 03:27:55 DEBUG| utils:0153| [stdout] # [57] event trigger - test
inter-event histogram trigger onmatch action [PASS]
04/12 03:28:00 DEBUG| utils:0153| [stdout] # [58] event trigger - test
inter-event histogram trigger onmatch-onmax action [PASS]
04/12 03:28:03 DEBUG| utils:0153| [stdout] # [59] event trigger - test
inter-event histogram trigger onmax action [PASS]
04/12 03:28:08 DEBUG| utils:0153| [stdout] # [60] event trigger - test
inter-event histogram trigger snapshot action [PASS]
04/12 03:28:09 DEBUG| utils:0153| [stdout] # [61] event trigger - test
synthetic_events syntax parser [PASS]
04/12 03:28:14 DEBUG| utils:0153| [stdout] # [62] event trigger - test
inter-event histogram trigger trace action [PASS]
04/12 03:28:15 DEBUG| utils:0153| [stdout] # [63] event trigger - test
event enable/disable trigger [PASS]
04/12 03:28:16 DEBUG| utils:0153| [stdout] # [64] event trigger - test
trigger filter [PASS]
04/12 03:28:17 DEBUG| utils:0153| [stdout] # [65] event trigger - test
histogram modifiers [PASS]
04/12 03:28:17 DEBUG| utils:0153| [stdout] # [66] event trigger - test
multiple histogram triggers [PASS]
04/12 03:28:18 DEBUG| utils:0153| [stdout] # [67] event trigger - test
snapshot-trigger [PASS]
04/12 03:28:19 DEBUG| utils:0153| [stdout] # [68] event trigger - test
stacktrace-trigger [PASS]
04/12 03:28:20 DEBUG| utils:0153| [stdout] # [69] trace_marker trigger -
test snapshot trigger [PASS]
04/12 03:28:22 DEBUG| utils:0153| [stdout] # [70] trace_marker trigger -
test histogram with synthetic event against kernel event [PASS]
04/12 03:28:23 DEBUG| utils:0153| [stdout] # [71] trace_marker trigger -
test histogram with synthetic event [PASS]
04/12 03:28:24 DEBUG| utils:0153| [stdout] # [72] event trigger - test
traceon/off trigger [PASS]
04/12 03:28:31 DEBUG| utils:0153| [stdout] # [73] (instance) Basic test
for tracers [PASS]
04/12 03:28:35 DEBUG| utils:0153| [stdout] # [74] (instance) Basic trace
clock test [PASS]
04/12 03:28:35 DEBUG| utils:0153| [stdout] # [75] (instance) Change the
ringbuffer size [PASS]
04/12 03:28:36 DEBUG| utils:0153| [stdout] # [76] (instance) Snapshot
and tracing setting [PASS]
04/12 03:28:37 DEBUG| utils:0153| [stdout] # [77] (instance) trace_pipe
and trace_marker [PASS]
04/12 03:28:37 DEBUG| utils:0153| [stdout] # [78] (instance) event
tracing - enable/disable with event level files [PASS]
04/12 03:28:38 DEBUG| utils:0153| [stdout] # [79] (instance) event
tracing - restricts events based on pid [PASS]
04/12 03:28:39 DEBUG| utils:0153| [stdout] # [80] (instance) event
tracing - enable/disable with subsystem level files [PASS]
04/12 03:28:41 DEBUG| utils:0153| [stdout] # [81] (instance) ftrace -
stacktrace filter command [PASS]
04/12 03:28:45 DEBUG| utils:0153| [stdout] # [82] (instance) ftrace -
test for function event triggers [PASS]
04/12 03:28:48 DEBUG| utils:0153| [stdout] # [83] (instance) ftrace -
test for function traceon/off triggers [PASS]
04/12 03:28:49 DEBUG| utils:0153| [stdout] # [84] (instance) event
trigger - test event enable/disable trigger [PASS]
04/12 03:28:50 DEBUG| utils:0153| [stdout] # [85] (instance) event
trigger - test trigger filter [PASS]
04/12 03:28:51 DEBUG| utils:0153| [stdout] # [86] (instance) event
trigger - test histogram modifiers [PASS]
04/12 03:28:52 DEBUG| utils:0153| [stdout] # [87] (instance) event
trigger - test multiple histogram triggers [PASS]
04/12 03:28:52 DEBUG| utils:0153| [stdout] # [88] (instance)
trace_marker trigger - test snapshot trigger [PASS]
04/12 03:28:53 DEBUG| utils:0153| [stdout] #
04/12 03:28:53 DEBUG| utils:0153| [stdout] #
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of passed: 84
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of failed: 2
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of unresolved: 0
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of untested: 0
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of unsupported: 1
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of xfailed: 1
04/12 03:28:53 DEBUG| utils:0153| [stdout] # # of undefined(test bug): 0
04/12 03:28:53 DEBUG| utils:0153| [stdout] not ok 1 selftests: ftrace:
ftracetest # exit=1
---
ProblemType: Bug
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 Apr 15 19:06 seq
crw-rw---- 1 root audio 116, 33 Apr 15 19:06 timer
AplayDevices: Error: [Errno 2] No such file or directory: 'aplay'
ApportVersion: 2.20.11-0ubuntu26
Architecture: amd64
ArecordDevices: Error: [Errno 2] No such file or directory: 'arecord'
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CasperMD5CheckResult: skip
DistroRelease: Ubuntu 20.04
IwConfig: Error: [Errno 2] No such file or directory: 'iwconfig'
Lsusb:
Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0424:2514 Microchip Technology, Inc. (formerly SMSC)
USB 2.0 Hub
Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Lsusb-t:
/: Bus 02.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/8p, 480M
/: Bus 01.Port 1: Dev 1, Class=root_hub, Driver=ehci-pci/2p, 480M
|__ Port 1: Dev 2, If 0, Class=Hub, Driver=hub/6p, 480M
|__ Port 1: Dev 3, If 0, Class=Hub, Driver=hub/4p, 480M
MachineType: Dell Inc. PowerEdge R310
Package: linux (not installed)
PciMultimedia:
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
LANG=C.UTF-8
SHELL=/bin/bash
ProcFB: 0 mgag200drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-24-generic
root=UUID=4f4b2733-f4eb-4b16-bdde-75e7132e3acc ro
ProcVersionSignature: Ubuntu 5.4.0-24.28-generic 5.4.30
RelatedPackageVersions:
linux-restricted-modules-5.4.0-24-generic N/A
linux-backports-modules-5.4.0-24-generic N/A
linux-firmware 1.187
RfKill: Error: [Errno 2] No such file or directory: 'rfkill'
Tags: focal uec-images
Uname: Linux 5.4.0-24-generic x86_64
UnreportableReason: This report is about a package that is not installed.
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups:
_MarkForUpload: False
dmi.bios.date: 09/06/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.12.0
dmi.board.name: 05XKKK
dmi.board.vendor: Dell Inc.
dmi.board.version: A09
dmi.chassis.type: 23
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.12.0:bd09/06/2013:svnDellInc.:pnPowerEdgeR310:pvr:rvnDellInc.:rn05XKKK:rvrA09:cvnDellInc.:ct23:cvr:
dmi.product.name: PowerEdge R310
dmi.sys.vendor: Dell Inc.
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