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[Bug runtime/17414] New: rhel7/ppc64: "stap -p4 -e 'probe nfsd.open{ println(fh) }'" semantic error
- From: "mcermak at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Fri, 19 Sep 2014 13:39:49 +0000
- Subject: [Bug runtime/17414] New: rhel7/ppc64: "stap -p4 -e 'probe nfsd.open{ println(fh) }'" semantic error
- Auto-submitted: auto-generated
https://sourceware.org/bugzilla/show_bug.cgi?id=17414
Bug ID: 17414
Summary: rhel7/ppc64: "stap -p4 -e 'probe nfsd.open{
println(fh) }'" semantic error
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: runtime
Assignee: systemtap at sourceware dot org
Reporter: mcermak at redhat dot com
On rhel7/ppc64 I see following semantic error:
.qa. 7.0 S ppc64 # stap --version
Systemtap translator/driver (version 2.7/0.158, rpm 2.7-1.mcermak.b6eb07f.el7)
Copyright (C) 2005-2014 Red Hat, Inc. and others
This is free software; see the source for copying conditions.
enabled features: AVAHI LIBRPM LIBSQLITE3 NSS BOOST_SHARED_PTR
TR1_UNORDERED_MAP NLS DYNINST JAVA LIBVIRT LIBXML2
.qa. 7.0 S ppc64 # uname -r
3.10.0-123.6.3.el7.ppc64
.qa. 7.0 S ppc64 #
.qa. 7.0 S ppc64 #
.qa. 7.0 S ppc64 # stap -p4 -e 'probe nfsd.open{ println(fh) }'
semantic error: not accessible at this address (pc: 0x18178) [man
error::dwarf]: identifier '$fhp' at
/usr/share/systemtap/tapset/linux/nfsd.stp:1100:16
dieoffset: 0x4e6a8 from
/usr/lib/debug/lib/modules/3.10.0-123.6.3.el7.ppc64/kernel/fs/nfsd/nfsd.ko.debug
function: nfsd_open at fs/nfsd/vfs.c:814 inlined by nfsd_read at
fs/nfsd/vfs.c:1120
alternative locations: [0x18190,0x1819f], [0x1819f,0x18228],
[0x18228,0x1852c], [0x1852c,0x1859c], [0x1859c,0x186b0], [0x186b0,0x186bc],
[0x186bc,0x186ec]
source: fh = __svc_fh($fhp)
^
Pass 2: analysis failed. [man error::pass2]
.qa. 7.0 S ppc64 #
Please, review.
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