On Tue, 8 Apr 2014 13:32:31 -0400
Steven Rostedt wrote:
> On Tue, 08 Apr 2014 13:11:32 -0400
> Sasha Levin wrote:
>
> > >>
> > >> Although when I mount everything for the fuzzer I do it with
> > >> '-onoexec,nosuid'
> > >> and the fuzzer is banned from testing mount(), so I'm not sure how it
On Tue, 8 Apr 2014 13:32:31 -0400
Steven Rostedt rost...@goodmis.org wrote:
On Tue, 08 Apr 2014 13:11:32 -0400
Sasha Levin sasha.le...@oracle.com wrote:
Although when I mount everything for the fuzzer I do it with
'-onoexec,nosuid'
and the fuzzer is banned from testing mount(),
On Tue, 08 Apr 2014 13:11:32 -0400
Sasha Levin wrote:
> >>
> >> Although when I mount everything for the fuzzer I do it with
> >> '-onoexec,nosuid'
> >> and the fuzzer is banned from testing mount(), so I'm not sure how it would
> >> do that thing on it's own.
> >
> > What does the -onoexec
On 04/08/2014 01:06 PM, Steven Rostedt wrote:
> On Tue, 08 Apr 2014 12:52:04 -0400
> Sasha Levin wrote:
>
>> On 04/08/2014 12:36 PM, Steven Rostedt wrote:
>>> On Sat, 05 Apr 2014 10:59:10 -0400
>>> Sasha Levin wrote:
>>>
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
> From: "Steven
On Tue, 08 Apr 2014 12:52:04 -0400
Sasha Levin wrote:
> On 04/08/2014 12:36 PM, Steven Rostedt wrote:
> > On Sat, 05 Apr 2014 10:59:10 -0400
> > Sasha Levin wrote:
> >
> >> On 07/02/2013 04:22 PM, Steven Rostedt wrote:
> >>> From: "Steven Rostedt (Red Hat)"
> >>>
> >>> When a trace file is
On 04/08/2014 12:36 PM, Steven Rostedt wrote:
> On Sat, 05 Apr 2014 10:59:10 -0400
> Sasha Levin wrote:
>
>> On 07/02/2013 04:22 PM, Steven Rostedt wrote:
>>> From: "Steven Rostedt (Red Hat)"
>>>
>>> When a trace file is opened that may access a trace array, it must
>>> increment its ref count
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin wrote:
> On 07/02/2013 04:22 PM, Steven Rostedt wrote:
> > From: "Steven Rostedt (Red Hat)"
> >
> > When a trace file is opened that may access a trace array, it must
> > increment its ref count to prevent it from being deleted.
> >
> > Cc:
On 04/08/2014 11:42 AM, Steven Rostedt wrote:
> On Sat, 05 Apr 2014 16:03:13 -0400
> Sasha Levin wrote:
>
>>> Thanks for the update. I run all my tests with lockdep enabled. I'm
>>> wondering if your config enable a lock that I don't have in my configs.
>>> Could you send me your .config
On Sat, 05 Apr 2014 16:03:13 -0400
Sasha Levin wrote:
> > Thanks for the update. I run all my tests with lockdep enabled. I'm
> > wondering if your config enable a lock that I don't have in my configs.
> > Could you send me your .config please.
>
> Attached.
>
Do you have any other configs
On Sat, 05 Apr 2014 16:03:13 -0400
Sasha Levin sasha.le...@oracle.com wrote:
Thanks for the update. I run all my tests with lockdep enabled. I'm
wondering if your config enable a lock that I don't have in my configs.
Could you send me your .config please.
Attached.
Do you have any
On 04/08/2014 11:42 AM, Steven Rostedt wrote:
On Sat, 05 Apr 2014 16:03:13 -0400
Sasha Levin sasha.le...@oracle.com wrote:
Thanks for the update. I run all my tests with lockdep enabled. I'm
wondering if your config enable a lock that I don't have in my configs.
Could you send me your
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
From: Steven Rostedt (Red Hat) rost...@goodmis.org
When a trace file is opened that may access a trace array, it must
increment its ref count to prevent it from
On 04/08/2014 12:36 PM, Steven Rostedt wrote:
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
From: Steven Rostedt (Red Hat) rost...@goodmis.org
When a trace file is opened that may access a trace array, it must
On Tue, 08 Apr 2014 12:52:04 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 04/08/2014 12:36 PM, Steven Rostedt wrote:
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
From: Steven Rostedt (Red Hat)
On 04/08/2014 01:06 PM, Steven Rostedt wrote:
On Tue, 08 Apr 2014 12:52:04 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 04/08/2014 12:36 PM, Steven Rostedt wrote:
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 07/02/2013 04:22 PM, Steven Rostedt
On Tue, 08 Apr 2014 13:11:32 -0400
Sasha Levin sasha.le...@oracle.com wrote:
Although when I mount everything for the fuzzer I do it with
'-onoexec,nosuid'
and the fuzzer is banned from testing mount(), so I'm not sure how it would
do that thing on it's own.
What does the -onoexec
On 04/05/2014 02:33 PM, Steven Rostedt wrote:
> On Sat, 05 Apr 2014 10:59:10 -0400
> Sasha Levin wrote:
>
>> On 07/02/2013 04:22 PM, Steven Rostedt wrote:
>>> From: "Steven Rostedt (Red Hat)"
>>>
>>> When a trace file is opened that may access a trace array, it must
>>> increment its ref count
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin wrote:
> [ 5644.290783] Chain exists of:
> trace_types_lock --> >mutex/1 --> >cred_guard_mutex
>
> [ 5644.290783] Possible unsafe locking scenario:
> [ 5644.290783]
> [ 5644.290783]CPU0CPU1
> [ 5644.290783]
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin wrote:
> On 07/02/2013 04:22 PM, Steven Rostedt wrote:
> > From: "Steven Rostedt (Red Hat)"
> >
> > When a trace file is opened that may access a trace array, it must
> > increment its ref count to prevent it from being deleted.
> >
> > Cc:
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
> From: "Steven Rostedt (Red Hat)"
>
> When a trace file is opened that may access a trace array, it must
> increment its ref count to prevent it from being deleted.
>
> Cc: sta...@vger.kernel.org # 3.10
> Reported-by: Alexander Lam
>
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
From: Steven Rostedt (Red Hat) rost...@goodmis.org
When a trace file is opened that may access a trace array, it must
increment its ref count to prevent it from being deleted.
Cc: sta...@vger.kernel.org # 3.10
Reported-by: Alexander Lam
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
From: Steven Rostedt (Red Hat) rost...@goodmis.org
When a trace file is opened that may access a trace array, it must
increment its ref count to prevent it from
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
[ 5644.290783] Chain exists of:
trace_types_lock -- pipe-mutex/1 -- sig-cred_guard_mutex
[ 5644.290783] Possible unsafe locking scenario:
[ 5644.290783]
[ 5644.290783]CPU0CPU1
[
On 04/05/2014 02:33 PM, Steven Rostedt wrote:
On Sat, 05 Apr 2014 10:59:10 -0400
Sasha Levin sasha.le...@oracle.com wrote:
On 07/02/2013 04:22 PM, Steven Rostedt wrote:
From: Steven Rostedt (Red Hat) rost...@goodmis.org
When a trace file is opened that may access a trace array, it must
From: "Steven Rostedt (Red Hat)"
When a trace file is opened that may access a trace array, it must
increment its ref count to prevent it from being deleted.
Cc: sta...@vger.kernel.org # 3.10
Reported-by: Alexander Lam
Signed-off-by: Steven Rostedt
---
kernel/trace/trace.c | 121
From: Steven Rostedt (Red Hat) rost...@goodmis.org
When a trace file is opened that may access a trace array, it must
increment its ref count to prevent it from being deleted.
Cc: sta...@vger.kernel.org # 3.10
Reported-by: Alexander Lam a...@google.com
Signed-off-by: Steven Rostedt
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