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From: Cyril Hrubis <chrubis@suse.cz>
To: ltp@lists.linux.it
Subject: [LTP] What is wrong with this program ?
Date: Tue, 28 Apr 2020 13:49:26 +0200	[thread overview]
Message-ID: <20200428114926.GA14333@yuki.lan> (raw)
In-Reply-To: <20200428100254.3oiu3weon3uyyvkl@vireshk-i7>

Hi!
> > > It fails with:
> > > 
> > > safe_macros.c:230: BROK: foo.c:9: open(file,66,01) failed: EACCES (13)
> > > 
> > > if run as a normal user and passes with sudo.
> > 
> > I guess that you forget to pass the mode argument to the first
> > SAFE_OPEN() and hence the second one fails because the garbage passed to
> > mode prevents normal users from opening the file.
> 
> Hmm, mode seems to be missing from a lot of syscall tests, which means that if
> they are run in a loop (with the cmdline way you mentioned earlier), then they
> will all fail.

If there is open() with O_CREAT without mode it's a bug.

-- 
Cyril Hrubis
chrubis@suse.cz

      parent reply	other threads:[~2020-04-28 11:49 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-28  9:47 [LTP] What is wrong with this program ? Viresh Kumar
2020-04-28  9:52 ` Cyril Hrubis
2020-04-28 10:02   ` Viresh Kumar
2020-04-28 10:09     ` Martin Doucha
2020-04-28 11:49     ` Cyril Hrubis [this message]

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