[Devel] LTP syscall failures

[Christian Kaiser2]

Vitaliy Gusev <vgusev at openvz.org> wrote on 05/23/2007 12:21:41 PM:

> 1) Fail with ustat() is a openvz bug and it will be fixed in the near
future.
> 2) Fail with syslog() is a normal behavior,  but it can be modified
specially
> for LTP.
>

But how I mentioned before, the syslog12 test does not fail on my native
machine. So what do you mean exactly by "normal behaviour"?

>
> >From: Christian Kaiser2 <CKAISER2 at de.ibm.com>
> >To: devel at openvz.org
> >Message-ID:
> ><OFA30B9023.1D7CA759-ONC12572E2.0029ABDB-C12572E2.002AE3A1 at de.ibm.com>
> >Date: Mon, 21 May 2007 09:47:31 +0200
> >Subject: [Devel] LTP syscall failures
> >
> >Hi,
> >
> >I did some testing with the LTP Regression Test Suite
> >(http://ltp.sourceforge.net) inside a VE the last days. When I enable
all
> >capabilites except "setpcap" I get one warning and three failures. When
I
> >run the tests native (in VE0) I get no errors. I tested it with several
> >Kernels including the latest 2.6.18 and 2.6.20 from the git repository,
all
> >with the same results.
> >
> >I run the syscall test suite of ltp-20070430 as root with the command:
> >./runltp -p -q -f syscalls -l `date +"%Y-%m-%d_%H-%M-%S"`
> >
> >Failed tests: syslog12, ustat01, ustat02
> >
> >Output:
> >        syslog12
> >                syslog system call: read and/or clear kernel message
ring
> >                                buffer; set console_loglevel
> >
> >                syslog12    5  FAIL  :  syslog() returned unexpected
> >results for
> >                                console level less than 0 ; returned 0
> >(expected -1), errno 0 (expected 22)
> >                syslog12    6  FAIL  :  syslog() returned unexpected
> >results for console level
> >                                greater than 8 ; returned 0 (expected
-1),
> >errno 0 (expected 22)
> >
> >        ustat0[1-2]
> >                ustat system call: get filesystem statistics
> >
> >                ustat01     1  FAIL  :  ustat(2) failed and setthe errno
to
> >13
> >                                : Permission denied
> >                ustat02     1  PASS  :  ustat(2) expected failure; Got
> >errno - EINVAL :
> >                                Invalid parameter
> >                ustat02     2  FAIL  :  ustat(2) failed to produce
expected
> >error; 14, errno:
> >                                EFAULT and got 13
> >
> >As you can see the syslog12 and ustat02 tests fail because they return
> >other error values than expected. The ustat01 test fails because of
> >unsufficient permissions.
> >
> >Is there someone out who wants to confirm or to comment why these System
> >Call Tests fail?
> >
> >Mit freundlichen Grüßen / Best Regards
> >Christian Kaiser
>
> --
>
> Vitaliy Gusev
>

Mit freundlichen Grüßen / Best Regards
Christian Kaiser
--
IBM Deutschland Entwicklung GmbH
Open Systems Firmware Development
mail: ckaiser2 at de.ibm.com

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