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[Bug testsuite/4794] New: backtrace of yyy_func3 and print_stack of yyy_func3 fails on ppc64.
- From: "srinivasa at in dot ibm dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 16 Jul 2007 09:01:52 -0000
- Subject: [Bug testsuite/4794] New: backtrace of yyy_func3 and print_stack of yyy_func3 fails on ppc64.
- Reply-to: sourceware-bugzilla at sourceware dot org
My environment is 2.6.22.1 kernel, systemtap-20070714 snapshot and elfutils-0.128.
backtrace of yyy_func3 and print_stack of yyy_func3 fails with following error
message.
dmesg commands shows "systemtap_test_module1: no version for "yyy_int" found:
kernel tainted." message at the sametime.
======================================
Running
/home/systemtap/tmp/stap_testing_200707160553/src/testsuite/systemtap.context/context.exp
...
Systemtap probe: begin^M
PASS: backtrace of begin probe
backtrace from
module("systemtap_test_module2").function("yyy_func3@/home/systemtap/tmp/stap_testing_200707160553/src/testsuite/systemtap.cont:^M
0xd000000000710000 : .yyy_func3+0x0/0xc [systemtap_test_module2]^M
[0xc000000039d8b8e8] [0x00000000000004d2] 0x00000000000004d2
(unreliable)^M
[0xc000000039d8bb60] [0xc0000000005aafc8] 0xc0000000005aafc8^M
[0xc000000039d8bbe0] [0xd000000000710044] 0xd000000000710044
: .yyy_func1+0x10/0x28 [systemtap_test
_module2]^M
[0xc000000039d8bc60] [0xd0000000007a0154] 0xd0000000007a0154
: .stm_write_cmd+0xac/0x0 [systemtap_t
est_module1]^M
[0xc000000039d8bcf0] [0xc0000000000ebc08] 0xc0000000000ebc08
: .vfs_write+0x120/0x1f0 []^M
[0xc000000039d8bd90] [0xc0000000000ec5e4] 0xc0000000000ec5e4 :
.sys_write+0x4c/0x8c []^M [0xc000000039d8be30] [0xc0000000000086b4]
0xc0000000000086b4 : syscall_exit+0x0/0x40 []^M
--- Exception: c00 at 0x000000000ff1a758^M
LR =0x000000000feb63ec^M
--------^M
the stack is 0xd000000000710000 0x00000000000004d2
0xc0000000005aafc8 0xd000000000710044 0xd0000000
007a0154 0xc0000000000ebc08 0xc0000000000^M
--------^M
0xd000000000710000 : .yyy_func3+0x0/0xc [systemtap_test_module2]^M
0x00000000000004d2^M
0xc0000000005aafc8^M
0xd000000000710044 : .yyy_func1+0x10/0x28
[systemtap_test_module2]^M
0xd0000000007a0154 : .stm_write_cmd+0xac/0x0 [systemtap_test_module1]^M
0xc0000000000ebc08 : .vfs_write+0x120/0x1f0 []^M
0x00000c0000000000^M
--------^M
FAIL: backtrace of yyy_func3
FAIL: print_stack of yyy_func3 (1)
READY^M
==========================================================
--
Summary: backtrace of yyy_func3 and print_stack of yyy_func3
fails on ppc64.
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=4794
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