From: "fche at redhat dot com" <sourceware-bugzilla@sourceware.org>
To: systemtap@sources.redhat.com
Subject: [Bug translator/9738] Running a stap script throws up compilation error
Date: Tue, 13 Jan 2009 18:16:00 -0000 [thread overview]
Message-ID: <20090113181629.29864.qmail@sourceware.org> (raw)
In-Reply-To: <20090113103055.9738.mahesh@linux.vnet.ibm.com>
------- Additional Comments From fche at redhat dot com 2009-01-13 18:16 -------
> SystemTap translator/driver (version 0.8/0.138 git branch master, commit aa5951be)
> [salgaonkarm@mars systemtap]$ sudo ./stap -k -vv -e 'probe
> kernel.function("do_settimeofday"){printf("%u\n",$xtime->tv_sec)}'
Wenji's recent changes should not affect this.
> /tmp/stapu0EBq0/stap_16672.c:144:
> s0 = ({ static unsigned long addr = 0; if (addr==0) addr = _stp_module_relocate
> ("kernel","_stext",0xffffffff400f6618); addr; });
It's strange that this address should become associated with $xtime.
Could you run with "--vp 02" and/or check the symbol table for the
actual address of xtime? We may have some uninitialized memory, or
a weird sign extension bug somewhere.
--
http://sourceware.org/bugzilla/show_bug.cgi?id=9738
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next prev parent reply other threads:[~2009-01-13 18:16 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-13 10:31 [Bug translator/9738] New: " mahesh at linux dot vnet dot ibm dot com
2009-01-13 11:49 ` [Bug translator/9738] " wenji dot huang at oracle dot com
2009-01-13 12:24 ` mahesh at linux dot vnet dot ibm dot com
2009-01-13 12:35 ` wenji dot huang at oracle dot com
2009-01-13 18:16 ` fche at redhat dot com [this message]
2009-01-14 5:14 ` wenji dot huang at oracle dot com
2009-01-15 10:12 ` mahesh at linux dot vnet dot ibm dot com
2009-01-15 16:57 ` mahesh at linux dot vnet dot ibm dot com
2009-01-16 8:24 ` mahesh at linux dot vnet dot ibm dot com
2009-01-16 9:49 ` wenji dot huang at oracle dot com
2009-01-16 16:25 ` mjw at redhat dot com
2009-11-06 12:09 ` mjw at redhat dot com
2010-02-26 2:18 ` fche at redhat dot com
2010-03-09 19:03 ` fche at redhat dot com
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