[Bug testsuite/10585] New: Too many WARNINGs in s390x - " Bad $context variable being .."

[Bug testsuite/10585] New: Too many WARNINGs in s390x - " Bad $context variable being .."

[maranp at linux dot vnet dot ibm dot com]

In RHEL 5.3 s390x, kernel 2.6.31-rc6,
With systemtap version 0.9.9/0.142.90 commit release-0.9.9-214-g77c26b4),
the testsuite run shows too many warnings stating, for instance as,
 "WARNING: Bad $context variable being substituted with literal 0: identifier
'$fd' at /usr/local/share/systemtap/tapset/syscalls.stp:35:11". 
This results in a set of errors as pasted below.

FAIL: 64-bit access
FAIL: 64-bit acct
FAIL: 64-bit chmod
FAIL: 64-bit dir
FAIL: 64-bit link
FAIL: 64-bit mmap
FAIL: 64-bit net1
FAIL: 64-bit openclose
FAIL: 64-bit poll
FAIL: 64-bit readwrite
FAIL: 64-bit stat
FAIL: 64-bit unlink
FAIL: 32-bit access
FAIL: 32-bit acct
FAIL: 32-bit chmod
FAIL: 32-bit dir
FAIL: 32-bit link
FAIL: 32-bit mmap
FAIL: 32-bit net1
FAIL: 32-bit openclose
FAIL: 32-bit poll
FAIL: 32-bit readwrite
FAIL: 32-bit signal
FAIL: 32-bit stat
FAIL: 32-bit statfs
FAIL: 32-bit unlink

-- 
           Summary: Too many WARNINGs in s390x - " Bad $context variable
                    being .."
           Product: systemtap
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: testsuite
        AssignedTo: systemtap at sources dot redhat dot com
        ReportedBy: maranp at linux dot vnet dot ibm dot com


http://sourceware.org/bugzilla/show_bug.cgi?id=10585

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[Bug testsuite/10585] Too many WARNINGs in s390x - " Bad $context variable being .."

[maranp at linux dot vnet dot ibm dot com]

------- Additional Comments From maranp at linux dot vnet dot ibm dot com  2009-09-01 08:43 -------
Created an attachment (id=4164)
 --> (http://sourceware.org/bugzilla/attachment.cgi?id=4164&action=view)
Relevant log for the errors

Relevant log in systemtap.log corresponding to the errors is attached.

-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=10585

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[Bug testsuite/10585] Too many WARNINGs in s390x - " Bad $context variable being .."

[fche at redhat dot com]

------- Additional Comments From fche at redhat dot com  2009-09-04 17:40 -------
Perhaps syscall.exp could add "-w" to the stap command line too,
not just "--skip-badvars".  This would unfortunately complete the
papering-over of the problem of bad $variables, which could hide
real bugs too.


-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=10585

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