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[Bug bpf/25177] New: stap --bpf -c does not work as specified
- From: "me at serhei dot io" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sourceware dot org
- Date: Fri, 08 Nov 2019 15:58:22 +0000
- Subject: [Bug bpf/25177] New: stap --bpf -c does not work as specified
- Auto-submitted: auto-generated
https://sourceware.org/bugzilla/show_bug.cgi?id=25177
Bug ID: 25177
Summary: stap --bpf -c does not work as specified
Product: systemtap
Version: unspecified
Status: NEW
Severity: normal
Priority: P2
Component: bpf
Assignee: systemtap at sourceware dot org
Reporter: me at serhei dot io
Target Milestone: ---
With test.stp:
probe begin {
printf("BEGIN\n")
}
probe process("/opt/stap-master/bin/stap").function("main") {
printf("found it\n")
exit()
}
probe end {
printf("END PASS\n")
}
$ sudo /opt/stap-master/bin/stap test.stp -c '/opt/stap-master/bin/stap -V'
Systemtap translator/driver (version 4.2/0.174, commit
release-4.1-100-ga8c7c8f114fa + changes)
Copyright (C) 2005-2019 Red Hat, Inc. and others
This is free software; see the source for copying conditions.
tested kernel versions: 2.6.18 ... 5.1-rc2
enabled features: AVAHI BOOST_STRING_REF DYNINST BPF JAVA PYTHON2 PYTHON3
LIBRPM LIBSQLITE3 LIBVIRT LIBXML2 NLS NSS READLINE
BEGIN
found it
END PASS
But the same invocation with --bpf does not launch the command:
$ sudo /opt/stap-master/bin/stap test.stp -c '/opt/stap-master/bin/stap -V'
--bpf
BEGIN
...
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