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[Brian Murray <2026592@xxxxxxxxxxxxxxxxxx>]

Ubuntu 23.04 (Lunar Lobster) has reached end of life, so this bug will
not be fixed for that specific release.

** Changed in: linux (Ubuntu Lunar)
       Status: Incomplete => Won't Fix

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https://bugs.launchpad.net/bugs/2026592

Title:
   ftrace in ubuntu_kernel_selftests failed with "check if duplicate
  events are caught" on P9

Status in ubuntu-kernel-tests:
  New
Status in linux package in Ubuntu:
  Incomplete
Status in linux source package in Jammy:
  Incomplete
Status in linux source package in Kinetic:
  Won't Fix
Status in linux source package in Lunar:
  Won't Fix

Bug description:
  Issue found on:
  - Jammy 5.15.0-36.37 with Power9 baltar
  - Kinetic 5.19.0-47.49 with Power9 baltar
  - Lunar 6.2.0-25.25 with Power9 baltar

  
  Test failed with:
  # [15] Generic dynamic event - check if duplicate events are caught [FAIL]

  Test Log:
   make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/ftrace'
   TAP version 13
   1..1
   # selftests: ftrace: ftracetest
   # === Ftrace unit tests ===
   # [1] Basic trace file check [PASS]
   # [2] Basic test for tracers [PASS]
   # [3] Basic trace clock test [PASS]
   # [4] Basic event tracing check [PASS]
   # [5] Change the ringbuffer size [PASS]
   # [6] Snapshot and tracing setting [PASS]
   # [7] trace_pipe and trace_marker [PASS]
   # [8] Test ftrace direct functions against tracers [UNRESOLVED]
   # [9] Test ftrace direct functions against kprobes [UNRESOLVED]
   # [10] Generic dynamic event - add/remove eprobe events [PASS]
   # [11] Generic dynamic event - add/remove kprobe events [PASS]
   # [12] Generic dynamic event - add/remove synthetic events [PASS]
   # [13] Generic dynamic event - selective clear (compatibility) [PASS]
   # [14] Generic dynamic event - generic clear event [PASS]
   # [15] Generic dynamic event - check if duplicate events are caught [FAIL]
   # [16] event tracing - enable/disable with event level files [PASS]
   # [17] event tracing - restricts events based on pid notrace filtering [PASS]
   # [18] event tracing - restricts events based on pid [PASS]
   # [19] event tracing - enable/disable with subsystem level files [PASS]
   # [20] event tracing - enable/disable with top level files [PASS]
   # [21] Test trace_printk from module [PASS]
   # [22] ftrace - function graph filters with stack tracer [PASS]
   # [23] ftrace - function graph filters [PASS]
   # [24] ftrace - function pid notrace filters [PASS]
   # [25] ftrace - function pid filters [PASS]
   # [26] ftrace - stacktrace filter command [PASS]
   # [27] ftrace - function trace with cpumask [PASS]
   # [28] ftrace - test for function event triggers [PASS]
   # [29] ftrace - function trace on module [PASS]
   # [30] ftrace - function profiling [PASS]
   # [31] ftrace - function profiler with function tracing [PASS]
   # [32] ftrace - test reading of set_ftrace_filter [PASS]
   # [33] ftrace - test for function traceon/off triggers [PASS]
   # [34] ftrace - test tracing error log support [PASS]
   # [35] Test creation and deletion of trace instances while setting an event [PASS]
   # [36] Test creation and deletion of trace instances [PASS]
   # [37] Kprobe dynamic event - adding and removing [PASS]
   # [38] Kprobe dynamic event - busy event check [PASS]
   # [39] Kprobe dynamic event with arguments [PASS]
   # [40] Kprobe event with comm arguments [PASS]
   # [41] Kprobe event string type argument [PASS]
   # [42] Kprobe event symbol argument [PASS]
   # [43] Kprobe event argument syntax [PASS]
   # [44] Kprobes event arguments with types [PASS]
   # [45] Kprobe event user-memory access [UNSUPPORTED]
   # [46] Kprobe event auto/manual naming [PASS]
   # [47] Kprobe dynamic event with function tracer [PASS]
   # [48] Create/delete multiprobe on kprobe event [PASS]
   # [49] Kprobe event parser error log check [PASS]
   # [50] Kretprobe dynamic event with arguments [PASS]
   # [51] Kretprobe dynamic event with maxactive [PASS]
   # [52] Kretprobe %return suffix test [PASS]
   # [53] Register/unregister many kprobe events [PASS]
   # [54] Kprobe profile [PASS]
   # [55] Uprobe event parser error log check [PASS]
   # [56] test for the preemptirqsoff tracer [UNSUPPORTED]
   # [57] Meta-selftest: Checkbashisms [PASS]
   # [58] Test wakeup tracer [PASS]
   # [59] Test wakeup RT tracer [PASS]
   # [60] event trigger - test inter-event histogram trigger expected fail actions [XFAIL]
   # [61] event trigger - test field variable support [PASS]
   # [62] event trigger - test multiple actions on hist trigger [PASS]
   # [63] event trigger - test inter-event histogram trigger onchange action [PASS]
   # [64] event trigger - test inter-event histogram trigger onmatch action [PASS]
   # [65] event trigger - test inter-event histogram trigger onmatch-onmax action [PASS]
   # [66] event trigger - test inter-event histogram trigger onmax action [PASS]
   # [67] event trigger - test inter-event histogram trigger snapshot action [PASS]
   # [68] event trigger - test inter-event histogram trigger eprobe on synthetic event [PASS]
   # [69] event trigger - test inter-event histogram trigger trace action with dynamic string param [PASS]
   # [70] event trigger - test synthetic_events syntax parser [PASS]
   # [71] event trigger - test synthetic_events syntax parser errors [PASS]
   # [72] event trigger - test inter-event histogram trigger trace action [PASS]
   # [73] event trigger - test event enable/disable trigger [PASS]
   # [74] event trigger - test trigger filter [PASS]
   # [75] event trigger - test histogram modifiers [PASS]
   # [76] event trigger - test histogram parser errors [PASS]
   # [77] event trigger - test multiple histogram triggers [PASS]
   # [78] event trigger - test snapshot-trigger [PASS]
   # [79] event trigger - test stacktrace-trigger [PASS]
   # [80] trace_marker trigger - test snapshot trigger [PASS]
   # [81] trace_marker trigger - test histogram with synthetic event against kernel event [PASS]
   # [82] trace_marker trigger - test histogram with synthetic event [PASS]
   # [83] event trigger - test traceon/off trigger [PASS]
   # [84] (instance) Basic test for tracers [PASS]
   # [85] (instance) Basic trace clock test [PASS]
   # [86] (instance) Change the ringbuffer size [PASS]
   # [87] (instance) Snapshot and tracing setting [PASS]
   # [88] (instance) trace_pipe and trace_marker [PASS]
   # [89] (instance) event tracing - enable/disable with event level files [PASS]
   # [90] (instance) event tracing - restricts events based on pid notrace filtering [PASS]
   # [91] (instance) event tracing - restricts events based on pid [PASS]
   # [92] (instance) event tracing - enable/disable with subsystem level files [PASS]
   # [93] (instance) ftrace - function pid notrace filters [PASS]
   # [94] (instance) ftrace - function pid filters [PASS]
   # [95] (instance) ftrace - stacktrace filter command [PASS]
   # [96] (instance) ftrace - test for function event triggers [PASS]
   # [97] (instance) ftrace - test for function traceon/off triggers [PASS]
   # [98] (instance) event trigger - test event enable/disable trigger [PASS]
   # [99] (instance) event trigger - test trigger filter [PASS]
   # [100] (instance) event trigger - test histogram modifiers [PASS]
   # [101] (instance) event trigger - test multiple histogram triggers [PASS]
   # [102] (instance) trace_marker trigger - test snapshot trigger [PASS]
   #
   #
   # # of passed: 96
   # # of failed: 1
   # # of unresolved: 2
   # # of untested: 0
   # # of unsupported: 2
   # # of xfailed: 1
   # # of undefined(test bug): 0
   not ok 1 selftests: ftrace: ftracetest # exit=1

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