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From: Steve Grubb <sgrubb@redhat.com>
To: linux-audit@redhat.com
Cc: Richard Guy Briggs <rgb@redhat.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Ingo Molnar <mingo@redhat.com>, Al Viro <viro@zeniv.linux.org.uk>
Subject: Re: Hundreds of null PATH records for *init_module syscall audit logs
Date: Thu, 09 Mar 2017 08:33:14 -0500	[thread overview]
Message-ID: <5936704.Br2IElDqrA@x2> (raw)
In-Reply-To: <20170307160027.GB10258@madcap2.tricolour.ca>

On Tuesday, March 7, 2017 11:00:27 AM EST Richard Guy Briggs wrote:
> On 2017-03-07 10:41, Steven Rostedt wrote:
> > On Mon, 6 Mar 2017 22:39:54 -0500
> > 
> > Richard Guy Briggs <rgb@redhat.com> wrote:
> > > >From the output I've seen, it doesn't look particularly useful, but it
> > > 
> > > was useful to finally see the source of those huge numbers of PATH
> > > 
> > > records.  Here's an fpaste:
> > > 	https://paste.fedoraproject.org/paste/
UpZoYuokojR0es1ayNdx5l5M1UNdIGYhy
> > > 	RLivL9gydE=/> 
> > Those are the files for the module's trace events that are created.
> > 
> > I'm still confused about what the issue is.
> 
> The issue is the audit subsystem being overwhelmed by potentially
> useless information.
> 
> The initial report was "there's a bunch of null PATH records, please
> make them go away", which was anywhere from 500 to 6000 records.
> 
> Once I found out what they generally were and a way to enumerate the
> contents, we're reviewing that assessment to see if they really should
> be tossed, or listed out in full.

They should be tossed. They do not help in any way. What we need for an 
auxiliary record is simply the module's name. That's all.

-Steve

WARNING: multiple messages have this Message-ID (diff)
From: Steve Grubb <sgrubb@redhat.com>
To: linux-audit@redhat.com
Cc: Richard Guy Briggs <rgb@redhat.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Al Viro <viro@zeniv.linux.org.uk>, Ingo Molnar <mingo@redhat.com>
Subject: Re: Hundreds of null PATH records for *init_module syscall audit logs
Date: Thu, 09 Mar 2017 08:33:14 -0500	[thread overview]
Message-ID: <5936704.Br2IElDqrA@x2> (raw)
In-Reply-To: <20170307160027.GB10258@madcap2.tricolour.ca>

On Tuesday, March 7, 2017 11:00:27 AM EST Richard Guy Briggs wrote:
> On 2017-03-07 10:41, Steven Rostedt wrote:
> > On Mon, 6 Mar 2017 22:39:54 -0500
> > 
> > Richard Guy Briggs <rgb@redhat.com> wrote:
> > > >From the output I've seen, it doesn't look particularly useful, but it
> > > 
> > > was useful to finally see the source of those huge numbers of PATH
> > > 
> > > records.  Here's an fpaste:
> > > 	https://paste.fedoraproject.org/paste/
UpZoYuokojR0es1ayNdx5l5M1UNdIGYhy
> > > 	RLivL9gydE=/> 
> > Those are the files for the module's trace events that are created.
> > 
> > I'm still confused about what the issue is.
> 
> The issue is the audit subsystem being overwhelmed by potentially
> useless information.
> 
> The initial report was "there's a bunch of null PATH records, please
> make them go away", which was anywhere from 500 to 6000 records.
> 
> Once I found out what they generally were and a way to enumerate the
> contents, we're reviewing that assessment to see if they really should
> be tossed, or listed out in full.

They should be tossed. They do not help in any way. What we need for an 
auxiliary record is simply the module's name. That's all.

-Steve

  parent reply	other threads:[~2017-03-09 13:33 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-01  3:15 Hundreds of null PATH records for *init_module syscall audit logs Richard Guy Briggs
2017-03-01  3:24 ` [PATCH ALT1] audit: ignore tracefs and debugfs on inode child Richard Guy Briggs
2017-03-01  3:26 ` [PATCH ALT3] audit: hide PATH records of anonymous parents and their children Richard Guy Briggs
2017-03-01  3:29 ` [PATCH ALT2] audit: don't create PATH records for " Richard Guy Briggs
2017-03-01  3:29 ` [PATCH ALT4] audit: show fstype:pathname for entries with anonymous parents Richard Guy Briggs
2017-03-01  3:29   ` Richard Guy Briggs
2017-03-02 12:58   ` kbuild test robot
2017-03-02 12:58     ` kbuild test robot
2017-03-01  3:37 ` Hundreds of null PATH records for *init_module syscall audit logs Richard Guy Briggs
2017-03-01  3:37   ` Richard Guy Briggs
2017-03-01  4:15   ` Steve Grubb
2017-03-01  4:15     ` Steve Grubb
2017-03-03 21:14     ` Richard Guy Briggs
2017-03-03 21:14       ` Richard Guy Briggs
2017-03-03 22:24       ` [PATCH ALT5] audit: ignore module syscalls on inode child Richard Guy Briggs
2017-03-04  0:22       ` Hundreds of null PATH records for *init_module syscall audit logs Paul Moore
2017-03-04  0:22         ` Paul Moore
2017-03-06 21:49         ` Richard Guy Briggs
2017-03-06 21:49           ` Richard Guy Briggs
2017-03-06 22:30           ` Jessica Yu
2017-03-07  3:46             ` Richard Guy Briggs
2017-03-09 13:25           ` Steve Grubb
2017-03-09 13:24       ` Steve Grubb
2017-03-09 13:24         ` Steve Grubb
2017-03-04  0:19   ` Paul Moore
2017-03-07  3:39     ` Richard Guy Briggs
2017-03-07  3:39       ` Richard Guy Briggs
2017-03-07 15:41       ` Steven Rostedt
2017-03-07 15:41         ` Steven Rostedt
2017-03-07 16:00         ` Richard Guy Briggs
2017-03-07 16:00           ` Richard Guy Briggs
2017-03-07 16:20           ` Steven Rostedt
2017-03-07 16:20             ` Steven Rostedt
2017-03-07 17:39             ` Richard Guy Briggs
2017-03-07 17:39               ` Richard Guy Briggs
2017-03-07 18:04               ` Steven Rostedt
2017-03-07 18:04                 ` Steven Rostedt
2017-03-07 18:34                 ` Richard Guy Briggs
2017-03-07 19:09                   ` Steven Rostedt
2017-03-07 19:09                     ` Steven Rostedt
2017-03-07 22:00                     ` Richard Guy Briggs
2017-03-07 22:00                       ` Richard Guy Briggs
2017-03-09 13:33           ` Steve Grubb [this message]
2017-03-09 13:33             ` Steve Grubb
2017-03-07 15:37     ` Steven Rostedt
2017-03-07 15:37       ` Steven Rostedt

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