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[216.129.126.126]) by smtp.googlemail.com with ESMTPSA id r79-v6sm61145066pfe.115.2018.06.07.08.58.48 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 07 Jun 2018 08:58:48 -0700 (PDT) Subject: Re: kmemleak reports unreferenced object 0xf2bee080 (size 96) To: Paul Menzel , "David S. Miller" , Alexey Kuznetsov , Hideaki YOSHIFUJI Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <5d7376e2-d936-38ed-3419-262fc64f6a40@molgen.mpg.de> From: David Ahern Message-ID: Date: Thu, 7 Jun 2018 08:58:47 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.8.0 MIME-Version: 1.0 In-Reply-To: <5d7376e2-d936-38ed-3419-262fc64f6a40@molgen.mpg.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/7/18 8:54 AM, Paul Menzel wrote: > $ dmesg > […] > [ 677.139874] PM: suspend exit > [ 678.490993] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak) > [ 679.517022] r8169 0000:03:00.0 enp3s0: link up > […] > $ sudo more /sys/kernel/debug/kmemleak > unreferenced object 0xf2bee080 (size 96): > comm "systemd-network", pid 209, jiffies 4294894477 (age 851.812s) > hex dump (first 32 bytes): > 00 00 00 00 dc 05 00 00 00 00 00 00 00 00 00 00 ................ > 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ > backtrace: > [] kmem_cache_alloc_trace+0x195/0x3a0 > [] ip6_convert_metrics+0x4a/0xe0 > [<4d869f67>] ip6_route_info_create+0x294/0xd10 > [<2f08c8d0>] ip6_route_add+0x1d/0x90 > [<304de076>] inet6_rtm_newroute+0x72/0x80 > [] rtnetlink_rcv_msg+0x2df/0x4f0 > [<9287c3cf>] netlink_rcv_skb+0x8f/0x130 > [] rtnetlink_rcv+0x12/0x20 > [<60ffd06b>] netlink_unicast+0x1ab/0x2b0 > [<4260e680>] netlink_sendmsg+0x2b5/0x5c0 > [] sock_sendmsg+0x5a/0xa0 > [<08adf1a5>] __sys_sendto+0xea/0x170 > [<93e4f4e1>] sys_socketcall+0x1f4/0x380 > [] do_fast_syscall_32+0xd3/0x360 > [<0ce0c28f>] entry_SYSENTER_32+0x4e/0x7c > [<2324e043>] 0xffffffff > ``` > I'll take a look. Thanks for the report.