[Bug translator/24224] tapsets.cxx Assert kernel relocation invariants fails for some kernel.function("*@*.c:*") probes

["wcohen at redhat dot com" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=24224

--- Comment #1 from William Cohen <wcohen at redhat dot com> ---
Created attachment 11609
  --> https://sourceware.org/bugzilla/attachment.cgi?id=11609&action=edit
Diagnostic to see what values are used for the assert tests

To get a better idea of what is happening have this patch printing out
information each time those asserts are run:

For nanosleep function everything fine:

[wcohen@cervelo systemtap]$ ../install/bin/stap -wp4
testsuite/systemtap.examples/general/varwatch.stp
'kernel.statement("do_nanosleep@*:*")' '$$vars'
section=_stext dwfl_addr=ffffffff819434f0 addr=9434f0
section=_stext dwfl_addr=ffffffff81943517 addr=943517
section=_stext dwfl_addr=ffffffff8194352c addr=94352c
section=_stext dwfl_addr=ffffffff81943559 addr=943559
section=_stext dwfl_addr=ffffffff81943561 addr=943561
section=_stext dwfl_addr=ffffffff81943568 addr=943568
section=_stext dwfl_addr=ffffffff819435a7 addr=9435a7
section=_stext dwfl_addr=ffffffff819435c4 addr=9435c4
section=_stext dwfl_addr=ffffffff819435d6 addr=9435d6
section=_stext dwfl_addr=ffffffff81943665 addr=943665
section=_stext dwfl_addr=ffffffff819435e1 addr=9435e1
section=_stext dwfl_addr=ffffffff819435ed addr=9435ed
section=_stext dwfl_addr=ffffffff81943601 addr=943601
section=_stext dwfl_addr=ffffffff8194363f addr=94363f
section=_stext dwfl_addr=ffffffff8194364f addr=94364f
section=_stext dwfl_addr=ffffffff81943669 addr=943669
section=_stext dwfl_addr=ffffffff81943608 addr=943608
section=_stext dwfl_addr=ffffffff810b8360 addr=b8360
section=_stext dwfl_addr=ffffffff810b7030 addr=b7030
section=_stext dwfl_addr=ffffffff810b7cf5 addr=b7cf5
section=_stext dwfl_addr=ffffffff810b8ce6 addr=b8ce6
/home/wcohen/.systemtap/cache/71/stap_7166ef1db3ec33859804979a9640e95d_22392.ko


For do_sys_open function see a bunch of addr that match up to the start of the
function ffffffff812b0000

$ ../install/bin/stap -wp4 testsuite/systemtap.examples/general/varwatch.stp
'kernel.statement("do_sys_open@fs/open.c:*")' '$$vars'
section=_stext dwfl_addr=ffffffff812b0000 addr=2b0000
section=_stext dwfl_addr=ffffffff812b0027 addr=2b0027
section=_stext dwfl_addr=ffffffff812b0103 addr=2b0103
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
semantic error: inconsistent relocation address: keyword at
testsuite/systemtap.examples/general/varwatch.stp:5:1
        source: probe $1 {
                ^

section=_stext dwfl_addr=ffffffff812b01f6 addr=2b01f6
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b00e6 addr=2b00e6
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b010b addr=2b010b
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0113 addr=2b0113
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b011c addr=2b011c
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0177 addr=2b0177
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0189 addr=2b0189
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0191 addr=2b0191
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0193 addr=2b0193
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b019c addr=2b019c
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b01e7 addr=2b01e7
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0120 addr=2b0120
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b0128 addr=2b0128
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff812b012b addr=2b012b
section=_stext dwfl_addr=ffffffff812b0000 addr=ffffffff812b0000
section=_stext dwfl_addr=ffffffff810b8360 addr=b8360
section=_stext dwfl_addr=ffffffff810b7030 addr=b7030
section=_stext dwfl_addr=ffffffff810b7cf5 addr=b7cf5
section=_stext dwfl_addr=ffffffff810b8ce6 addr=b8ce6
Pass 2: analysis failed.  [man error::pass2]
Number of similar error messages suppressed: 14.
Rerun with -v to see them.

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