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From: "Catalin Marinas" <catalin.marinas@gmail.com>
To: "Catherine Zhang" <cxzhang@watson.ibm.com>
Cc: "Michal Piotrowski" <michal.k.k.piotrowski@gmail.com>,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 00/10] Kernel memory leak detector 0.8
Date: Wed, 12 Jul 2006 11:33:54 +0100	[thread overview]
Message-ID: <b0943d9e0607120333q7960077veef91d63d826003b@mail.gmail.com> (raw)
In-Reply-To: <6bffcb0e0607110802w4f423854rb340227331084596@mail.gmail.com>

Hi Catherine,

On 11/07/06, Michal Piotrowski <michal.k.k.piotrowski@gmail.com> wrote:
> This is most common
> orphan pointer 0xf5a6fd60 (size 39):
>   c0173822: <__kmalloc>
>   c01df500: <context_struct_to_string>
>   c01df679: <security_sid_to_context>
>   c01d7eee: <selinux_socket_getpeersec_dgram>
>   f884f019: <unix_get_peersec_dgram>
>   f8850698: <unix_dgram_sendmsg>
>   c02a88c2: <sock_sendmsg>
>   c02a9c7a: <sys_sendto>
>
> cat /tmp/ml.txt | grep -c selinux_socket_getpeersec_dgram
> 8442

I'm looking into the above leak report from kmemleak (the back trace
to the kmalloc function). The "datagram getpeersec" patch went in as
commit 877ce7c1b3afd69a9b1caeb1b9964c992641f52a. Have you noticed any
abnormal increase in the slab statistics (especially size-64)?

Thanks.

-- 
Catalin

  parent reply	other threads:[~2006-07-12 10:33 UTC|newest]

Thread overview: 49+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-07-10 22:09 Catalin Marinas
2006-07-10 22:09 ` [PATCH 01/10] Base support for kmemleak Catalin Marinas
2006-07-10 22:09 ` [PATCH 02/10] Some documentation " Catalin Marinas
2006-07-10 22:09 ` [PATCH 03/10] Add the memory allocation/freeing hooks " Catalin Marinas
2006-07-11  6:17   ` Pekka Enberg
2006-07-11  7:59     ` Catalin Marinas
2006-07-10 22:10 ` [PATCH 04/10] Modules support " Catalin Marinas
2006-07-10 22:10 ` [PATCH 05/10] Add kmemleak support for i386 Catalin Marinas
2006-07-10 22:10 ` [PATCH 06/10] Add kmemleak support for ARM Catalin Marinas
2006-07-10 22:10 ` [PATCH 07/10] Remove some of the kmemleak false positives Catalin Marinas
2006-07-11  6:49   ` Pekka Enberg
2006-07-11  8:18     ` Catalin Marinas
2006-07-10 22:10 ` [PATCH 08/10] Keep the __init functions after initialization Catalin Marinas
2006-07-10 22:10 ` [PATCH 09/10] Simple testing for kmemleak Catalin Marinas
2006-07-10 22:11 ` [PATCH 10/10] Update the MAINTAINERS file " Catalin Marinas
2006-07-11 12:27 ` [PATCH 00/10] Kernel memory leak detector 0.8 Michal Piotrowski
2006-07-11 12:46   ` Michal Piotrowski
2006-07-11 12:51     ` Michal Piotrowski
2006-07-11 13:00       ` Catalin Marinas
2006-07-11 13:09         ` Michal Piotrowski
2006-07-12  9:57         ` Joseph Fannin
2006-07-12 10:38           ` Catalin Marinas
2006-07-12 10:49             ` Michal Piotrowski
2006-07-14  2:22             ` Horst von Brand
2006-07-11 12:56   ` Catalin Marinas
2006-07-11 13:17     ` Michal Piotrowski
2006-07-11 13:28       ` Catalin Marinas
2006-07-11 13:49         ` Michal Piotrowski
2006-07-11 14:02           ` Catalin Marinas
2006-07-11 15:02             ` Michal Piotrowski
2006-07-11 15:44               ` Catalin Marinas
2006-07-11 16:02                 ` Michal Piotrowski
2006-07-11 16:31                   ` Catalin Marinas
2006-07-11 17:00                     ` Michal Piotrowski
2006-07-11 21:54                       ` Catalin Marinas
2006-07-12 11:35                         ` Michal Piotrowski
2006-07-12 16:17                           ` Catalin Marinas
2006-07-12 22:55                             ` Michal Piotrowski
2006-07-13 16:35                               ` Catalin Marinas
2006-07-13 19:14                                 ` Michal Piotrowski
2006-07-14 14:53                                   ` Catalin Marinas
2006-07-12 13:19                         ` Michal Piotrowski
2006-07-12 14:37                           ` Catalin Marinas
2006-07-12 15:33                             ` Michal Piotrowski
2006-07-12 16:12                               ` Catalin Marinas
2006-07-12 10:33               ` Catalin Marinas [this message]
2006-07-12 18:46                 ` Xiaolan Zhang
2006-07-13 18:52                 ` Xiaolan Zhang
2006-07-13 19:17                   ` Michal Piotrowski

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