* [Bug testsuite/4754] New: "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message.
@ 2007-07-09 12:33 srinivasa at in dot ibm dot com
2007-07-09 12:35 ` [Bug testsuite/4754] " srinivasa at in dot ibm dot com
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: srinivasa at in dot ibm dot com @ 2007-07-09 12:33 UTC (permalink / raw)
To: systemtap
My environment is 2.6.22-rc7 kernel, systemtap-20070707 snapshot and elfutils-0.128.
context.exp testcase of systemtap-20070707 snapshot fails with below message.
==============================
Running
/home/systemtap/tmp/stap_testing_200707091005/src/testsuite/systemtap.context/context.exp
...
ERROR: tcl error sourcing
/home/systemtap/tmp/stap_testing_200707091005/src/testsuite/systemtap.context/context.exp.
ERROR: echo: write error: Invalid argument
while executing
"exec echo 0 > /proc/stap_test_cmd"
invoked from within
"expect -nobrace -timeout 240 {Systemtap probe: begin
} {
pass "backtrace of begin probe"
exec echo 0 > /proc/stap_test_cmd
exp_continue
} -re ..."
invoked from within
"expect {
-timeout 240
"Systemtap probe: begin\r\n" {
pass "backtrace of begin probe"
exec echo 0 > /proc/stap_test_cmd
exp_continue
}
..."
(file "backtrace.tcl" line 6)
invoked from within
"source $test.tcl"
("foreach" body line 2)
invoked from within
"foreach test $testlist {
source $test.tcl
}"
(file
"/home/systemtap/tmp/stap_testing_200707091005/src/testsuite/systemtap.context/context.exp"
line 74)
invoked from within
"source
/home/systemtap/tmp/stap_testing_200707091005/src/testsuite/systemtap.context/context.exp"
("uplevel" body line 1)
invoked from within
"uplevel #0 source
/home/systemtap/tmp/stap_testing_200707091005/src/testsuite/systemtap.context/context.exp"
invoked from within
"catch "uplevel #0 source $test_file_name""
===================================================
=================================================
[root@llm27lp1 ~]# cat /proc/stap_test_cmd
cat: /proc/stap_test_cmd: Invalid argument
[root@llm27lp1 ~]# echo 0 > /proc/stap_test_cmd
systemtap_bt_test_module: invalid command type 0
-bash: echo: write error: Invalid argument
[root@llm27lp1 ~]#
============================================
May I know, what is the role of /proc/stap_test_cmd" file?
--
Summary: "echo 0 > /proc/stap_test_cmd" fails with Invalid
argument message.
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: testsuite
AssignedTo: systemtap at sources dot redhat dot com
ReportedBy: srinivasa at in dot ibm dot com
http://sourceware.org/bugzilla/show_bug.cgi?id=4754
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* [Bug testsuite/4754] "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message.
2007-07-09 12:33 [Bug testsuite/4754] New: "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message srinivasa at in dot ibm dot com
@ 2007-07-09 12:35 ` srinivasa at in dot ibm dot com
2007-07-09 12:39 ` srinivasa at in dot ibm dot com
2007-07-09 16:23 ` hunt at redhat dot com
2 siblings, 0 replies; 4+ messages in thread
From: srinivasa at in dot ibm dot com @ 2007-07-09 12:35 UTC (permalink / raw)
To: systemtap
------- Additional Comments From srinivasa at in dot ibm dot com 2007-07-09 12:35 -------
dmesg shows this message on echoing 0 to /proc/stap_test_cmd file.
==============================
systemtap_bt_test_module: invalid command type 0
==========================
--
http://sourceware.org/bugzilla/show_bug.cgi?id=4754
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug testsuite/4754] "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message.
2007-07-09 12:33 [Bug testsuite/4754] New: "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message srinivasa at in dot ibm dot com
2007-07-09 12:35 ` [Bug testsuite/4754] " srinivasa at in dot ibm dot com
@ 2007-07-09 12:39 ` srinivasa at in dot ibm dot com
2007-07-09 16:23 ` hunt at redhat dot com
2 siblings, 0 replies; 4+ messages in thread
From: srinivasa at in dot ibm dot com @ 2007-07-09 12:39 UTC (permalink / raw)
To: systemtap
------- Additional Comments From srinivasa at in dot ibm dot com 2007-07-09 12:39 -------
*** Bug 4753 has been marked as a duplicate of this bug. ***
--
http://sourceware.org/bugzilla/show_bug.cgi?id=4754
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^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug testsuite/4754] "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message.
2007-07-09 12:33 [Bug testsuite/4754] New: "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message srinivasa at in dot ibm dot com
2007-07-09 12:35 ` [Bug testsuite/4754] " srinivasa at in dot ibm dot com
2007-07-09 12:39 ` srinivasa at in dot ibm dot com
@ 2007-07-09 16:23 ` hunt at redhat dot com
2 siblings, 0 replies; 4+ messages in thread
From: hunt at redhat dot com @ 2007-07-09 16:23 UTC (permalink / raw)
To: systemtap
------- Additional Comments From hunt at redhat dot com 2007-07-09 16:23 -------
Fix checked in.
--
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |FIXED
http://sourceware.org/bugzilla/show_bug.cgi?id=4754
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end of thread, other threads:[~2007-07-09 16:23 UTC | newest]
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2007-07-09 12:33 [Bug testsuite/4754] New: "echo 0 > /proc/stap_test_cmd" fails with Invalid argument message srinivasa at in dot ibm dot com
2007-07-09 12:35 ` [Bug testsuite/4754] " srinivasa at in dot ibm dot com
2007-07-09 12:39 ` srinivasa at in dot ibm dot com
2007-07-09 16:23 ` hunt at redhat dot com
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