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[Bug kprobes/2408] [RHEL4 U4] Backport Kprobes fixes from mainline
- From: "joshua dot i dot stone at intel dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 13 Mar 2006 19:19:37 -0000
- Subject: [Bug kprobes/2408] [RHEL4 U4] Backport Kprobes fixes from mainline
- References: <20060301202710.2408.anil.s.keshavamurthy@intel.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From joshua dot i dot stone at intel dot com 2006-03-13 19:19 -------
(In reply to comment #13)
> Josh, thanks for testing. For kprobe fault handler testing you can run the
> below script. Basically this tries to access userspace
> address from kprobe prehandler.
>
> -----------------------------
> probe syscall.*, syscall.*.return {
> if (pid() == target()) {
> if (returnp)
> printf("%d\n", returnval())
> else
> printf("%s (%s) = ", name, argstr)
> }
> }
> -------------------------------
After commenting out some unresolved functions from i686/syscalls.stp, this test
script ran fine. I don't know if there's a particular target application that's
good for testing this - I used 'du' on my home directory.
--
http://sourceware.org/bugzilla/show_bug.cgi?id=2408
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