BUG #8531: systemtap probe mark(checkpoint__done) error when i read the parameters - Mailing list pgsql-bugs

The following bug has been logged on the website:

Bug reference:      8531
Logged by:          digoal
Email address:      digoal@126.com
PostgreSQL version: 9.3.1
Operating system:   CentOS 6.4 x64
Description:

kernel:
[root@db-172-16-3-150 ~]# rpm -qa|grep debug
kernel-debuginfo-2.6.32-358.el6.x86_64
kernel-debuginfo-common-x86_64-2.6.32-358.el6.x86_64
[root@db-172-16-3-150 ~]# uname -r
2.6.32-358.el6.x86_64


Stap Ver: 2.4
[root@db-172-16-3-150 ~]# stap -V
Systemtap translator/driver (version 2.4/0.152, commit
release-2.3-133-g335e342 + changes)
Copyright (C) 2005-2013 Red Hat, Inc. and others
This is free software; see the source for copying conditions.
enabled features: LIBSQLITE3 BOOST_SHARED_PTR TR1_UNORDERED_MAP NLS JAVA


PostgreSQL : 9.3.1


When i probe checkpoint__done, and read the parameters , it's error:
[root@db-172-16-3-150 ~]# stap --vp 20000 -e 'probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $arg1)}'
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/linux/*.stpm", found: 2, processed:
2
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/*.stpm", found: 2, processed: 2
Searched: "/opt/systemtap/share/systemtap/tapset/linux/x86_64/*.stp", found:
3, processed: 3
Searched: "/opt/systemtap/share/systemtap/tapset/linux/*.stp", found: 67,
processed: 67
Searched: "/opt/systemtap/share/systemtap/tapset/x86_64/*.stp", found: 1,
processed: 1
Searched: "/opt/systemtap/share/systemtap/tapset/*.stp", found: 21,
processed: 21
Pass 1: parsed user script and 96 library script(s) using
152024virt/25252res/2128shr/23932data kb, in 230usr/20sys/253real ms.
WARNING: Can't parse SDT_V3 operand 'CheckpointStats+40(%rip)': identifier
'$arg1' at <input>:1:94
 source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $arg1)}

                         ^
semantic error: unable to find local 'arg1', [man error::dwarf] dieoffset
0xd00f5 in /home/pg93/pgsql9.3.1/bin/postgres, near pc 0x4b9789 in
CreateCheckPoint xlog.c (alternatives: $flags $shutdown $checkPoint $recptr
$Insert $rdata $freespace $_logSegNo $vxids $nvxids $__func__): identifier
'$arg1' at :1:94
        source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $arg1)}

                                ^


semantic error: SDT asm not understood, requires debuginfo: identifier
'$arg1' at :1:94
        source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $arg1)}

                                ^


Pass 2: analysis failed.  [man error::pass2]


Read $$vars also ERROR:
[root@db-172-16-3-150 ~]# stap --vp 20000 -e 'probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}'
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/linux/*.stpm", found: 2, processed:
2
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/*.stpm", found: 2, processed: 2
Searched: "/opt/systemtap/share/systemtap/tapset/linux/x86_64/*.stp", found:
3, processed: 3
Searched: "/opt/systemtap/share/systemtap/tapset/linux/*.stp", found: 67,
processed: 67
Searched: "/opt/systemtap/share/systemtap/tapset/x86_64/*.stp", found: 1,
processed: 1
Searched: "/opt/systemtap/share/systemtap/tapset/*.stp", found: 21,
processed: 21
Pass 1: parsed user script and 96 library script(s) using
152020virt/25252res/2128shr/23928data kb, in 230usr/10sys/253real ms.
WARNING: Can't parse SDT_V3 operand 'CheckpointStats+40(%rip)': identifier
'$$vars' at <input>:1:94
 source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                         ^
WARNING: Can't parse SDT_V3 operand 'NBuffers(%rip)': identifier '$$vars' at
:1:94
 source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                         ^
WARNING: Can't parse SDT_V3 operand 'CheckpointStats+44(%rip)': identifier
'$$vars' at :1:94
 source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                         ^
WARNING: Can't parse SDT_V3 operand 'CheckpointStats+48(%rip)': identifier
'$$vars' at :1:94
 source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                         ^
WARNING: Can't parse SDT_V3 operand 'CheckpointStats+52(%rip)': identifier
'$$vars' at :1:94
 source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                         ^
semantic error: unable to find local 'arg1', [man error::dwarf] dieoffset
0xd00f5 in /home/pg93/pgsql9.3.1/bin/postgres, near pc 0x4b9789 in
CreateCheckPoint xlog.c (alternatives: $flags $shutdown $checkPoint $recptr
$Insert $rdata $freespace $_logSegNo $vxids $nvxids $__func__): identifier
'$$vars' at :1:94
        source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                                ^


semantic error: SDT asm not understood, requires debuginfo: identifier
'$$vars' at :1:94
        source: probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{printf("%d\n", $$vars)}

                                ^


Pass 2: analysis failed.  [man error::pass2]


But, it's correct when not read the parameter.
[root@db-172-16-3-150 ~]# stap --vp 20000 -e 'probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__done")
{println("Hello")}'
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/linux/*.stpm", found: 2, processed:
2
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/*.stpm", found: 2, processed: 2
Searched: "/opt/systemtap/share/systemtap/tapset/linux/x86_64/*.stp", found:
3, processed: 3
Searched: "/opt/systemtap/share/systemtap/tapset/linux/*.stp", found: 67,
processed: 67
Searched: "/opt/systemtap/share/systemtap/tapset/x86_64/*.stp", found: 1,
processed: 1
Searched: "/opt/systemtap/share/systemtap/tapset/*.stp", found: 21,
processed: 21
Pass 1: parsed user script and 96 library script(s) using
152020virt/25248res/2128shr/23928data kb, in 240usr/10sys/254real ms.
Hello
Hello


And , other probes is ok:
[root@db-172-16-3-150 ~]# stap --vp 20000 -e 'probe
process("/home/pg93/pgsql9.3.1/bin/postgres").mark("checkpoint__start")
{println($arg1)}'
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/linux/*.stpm", found: 2, processed:
2
Searched for library macro files:
"/opt/systemtap/share/systemtap/tapset/*.stpm", found: 2, processed: 2
Searched: "/opt/systemtap/share/systemtap/tapset/linux/x86_64/*.stp", found:
3, processed: 3
Searched: "/opt/systemtap/share/systemtap/tapset/linux/*.stp", found: 67,
processed: 67
Searched: "/opt/systemtap/share/systemtap/tapset/x86_64/*.stp", found: 1,
processed: 1
Searched: "/opt/systemtap/share/systemtap/tapset/*.stp", found: 21,
processed: 21
Pass 1: parsed user script and 96 library script(s) using
152020virt/25256res/2128shr/23928data kb, in 240usr/10sys/253real ms.
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