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[Bug runtime/14026] inode-uprobes should compute proper SET_REG_IP before probe invocation
- From: "mjw at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Wed, 15 Aug 2012 14:25:42 +0000
- Subject: [Bug runtime/14026] inode-uprobes should compute proper SET_REG_IP before probe invocation
- Auto-submitted: auto-generated
- References: <bug-14026-6586@http.sourceware.org/bugzilla/>
http://sourceware.org/bugzilla/show_bug.cgi?id=14026
--- Comment #32 from Mark Wielaard <mjw at redhat dot com> 2012-08-15 14:25:42 UTC ---
(In reply to comment #30)
> > Is that on NFS? I believe that case has a bug (either kernel/selinux or
> > prelink).
>
> Yes, this was on NFS.
That is https://bugzilla.redhat.com/show_bug.cgi?id=625544
"Cannot restore selinux context on nfs mounted filesystem"
(In reply to comment #30)
> I get the same results with and without the patch. Looking at the test, it
> uses uretprobes, which of course don't work with inode uprobes.
Boo!
(In reply to comment #31)
> With the patch, I get:
>
> Running ../../src/testsuite/systemtap.context/uprobe_stmt_num.exp ...
>
> === systemtap Summary ===
>
> # of expected passes 4
> # of known failures 1
Hurray!
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