From: Mason <slash.tmp@free.fr>
To: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Sebastian Frias <sf84@laposte.net>,
netdev <netdev@vger.kernel.org>,
Florian Fainelli <f.fainelli@gmail.com>,
LKML <linux-kernel@vger.kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: WARNING: CPU: 0 PID: 0 at net/ipv4/af_inet.c:155 inet_sock_destruct+0x1c4/0x1dc
Date: Wed, 13 Jul 2016 14:11:44 +0200 [thread overview]
Message-ID: <57863000.4030304@free.fr> (raw)
In-Reply-To: <578500FB.6090503@free.fr>
On 12/07/2016 16:38, Mason wrote:
> With Eric's patch applied, I get this warning at boot:
>
> [ 4.668309] nb8800 26000.ethernet eth0: Link is Up - 1Gbps/Full - flow control rx/tx
> [ 4.688609] Sending DHCP requests ., OK
> [ 4.711935] IP-Config: Got DHCP answer from 172.27.200.1, my address is 172.27.64.49
> [ 4.719956] IP-Config: Complete:
> [ 4.723221] device=eth0, hwaddr=00:16:e8:02:08:42, ipaddr=172.27.64.49, mask=255.255.192.0, gw=172.27.64.1
> [ 4.733376] host=toto5, domain=france.foo.com sac.foo.com asic.foo.com soft.sde, nis-domain=france.foo.com
> [ 4.745279] bootserver=172.27.64.1, rootserver=172.27.64.1, rootpath=/export/roots/titi/6_2_0_8756,v3 nameserver0=172.27.0.17
> [ 4.759725] ------------[ cut here ]------------
> [ 4.764426] WARNING: CPU: 0 PID: 877 at net/core/sock.c:1468 sk_destruct+0x74/0x78
> [ 4.772056] Modules linked in:
> [ 4.775133] CPU: 0 PID: 877 Comm: kworker/0:1H Not tainted 4.7.0-rc6-00010-gd07031bdc433-dirty #6
> [ 4.784050] Hardware name: Sigma Tango DT
> [ 4.788084] Workqueue: rpciod rpc_async_schedule
> [ 4.792725] Backtrace:
> [ 4.795196] [<c010b974>] (dump_backtrace) from [<c010bb70>] (show_stack+0x18/0x1c)
> [ 4.802802] r7:60000013 r6:c080ea84 r5:00000000 r4:c080ea84
> [ 4.808513] [<c010bb58>] (show_stack) from [<c02e9fe4>] (dump_stack+0x80/0x94)
> [ 4.815781] [<c02e9f64>] (dump_stack) from [<c011bfc8>] (__warn+0xec/0x104)
> [ 4.822776] r7:00000009 r6:c05e4d04 r5:00000000 r4:00000000
> [ 4.828482] [<c011bedc>] (__warn) from [<c011c098>] (warn_slowpath_null+0x28/0x30)
> [ 4.836089] r9:00000000 r8:df5edb58 r7:df711364 r6:df006c80 r5:df5edb58 r4:df5eda40
> [ 4.843898] [<c011c070>] (warn_slowpath_null) from [<c03fbd54>] (sk_destruct+0x74/0x78)
> [ 4.851945] [<c03fbce0>] (sk_destruct) from [<c03fbda8>] (__sk_free+0x50/0xbc)
> [ 4.859203] r5:df5edb58 r4:df5eda40
> [ 4.862802] [<c03fbd58>] (__sk_free) from [<c03fbe50>] (sk_free+0x3c/0x40)
> [ 4.869710] r5:df5edb58 r4:df5eda40
> [ 4.873310] [<c03fbe14>] (sk_free) from [<c03fbf80>] (sk_common_release+0xe8/0xf4)
> [ 4.880924] [<c03fbe98>] (sk_common_release) from [<c0467e50>] (udp_lib_close+0x10/0x14)
> [ 4.889054] r5:df006c80 r4:df5eda40
> [ 4.892657] [<c0467e40>] (udp_lib_close) from [<c0473dbc>] (inet_release+0x4c/0x78)
> [ 4.900360] [<c0473d70>] (inet_release) from [<c03f605c>] (sock_release+0x28/0xa8)
> [ 4.907967] r5:00000000 r4:df006c80
> [ 4.911575] [<c03f6034>] (sock_release) from [<c049a7f4>] (xs_reset_transport+0xac/0xbc)
> [ 4.919706] r5:df5eda40 r4:df711000
> [ 4.923306] [<c049a748>] (xs_reset_transport) from [<c049a850>] (xs_destroy+0x24/0x54)
> [ 4.931262] r9:00000000 r8:c049c614 r7:df7c3218 r6:df711000 r5:00000000 r4:df711000
> [ 4.939070] [<c049a82c>] (xs_destroy) from [<c0497c18>] (xprt_destroy+0x88/0x8c)
> [ 4.946502] r5:df711218 r4:df711000
> [ 4.950102] [<c0497b90>] (xprt_destroy) from [<c0497c5c>] (xprt_put+0x40/0x44)
> [ 4.957358] r5:df7c3200 r4:df613d00
> [ 4.960959] [<c0497c1c>] (xprt_put) from [<c04968e4>] (rpc_task_release_client+0x7c/0x80)
> [ 4.969181] [<c0496868>] (rpc_task_release_client) from [<c049c3ac>] (rpc_release_resources_task+0x34/0x38)
> [ 4.978971] r7:c049c298 r6:00000001 r5:00000000 r4:df613d00
> [ 4.984674] [<c049c378>] (rpc_release_resources_task) from [<c049cdc8>] (__rpc_execute+0xb0/0x2a8)
> [ 4.993678] r5:00000000 r4:df613d00
> [ 4.997277] [<c049cd18>] (__rpc_execute) from [<c049cfd4>] (rpc_async_schedule+0x14/0x18)
> [ 5.005496] r10:df683500 r9:00000000 r8:dfbe4700 r7:00000000 r6:dfbdcc80 r5:df683500
> [ 5.013383] r4:df613d24
> [ 5.015935] [<c049cfc0>] (rpc_async_schedule) from [<c0132640>] (process_one_work+0x128/0x3fc)
> [ 5.024595] [<c0132518>] (process_one_work) from [<c013296c>] (worker_thread+0x58/0x574)
> [ 5.032726] r10:df683500 r9:df6d4000 r8:dfbdcc98 r7:c0802100 r6:00000008 r5:df683518
> [ 5.040614] r4:dfbdcc80
> [ 5.043162] [<c0132914>] (worker_thread) from [<c0138470>] (kthread+0xe4/0xfc)
> [ 5.050419] r10:00000000 r9:00000000 r8:00000000 r7:c0132914 r6:df683500 r5:df6cc600
> [ 5.058309] r4:00000000
> [ 5.060858] [<c013838c>] (kthread) from [<c0107c18>] (ret_from_fork+0x14/0x3c)
> [ 5.068116] r7:00000000 r6:00000000 r5:c013838c r4:df6cc600
> [ 5.073846] ---[ end trace 05b24e2dedd2f2a0 ]---
> [ 5.082009] VFS: Mounted root (nfs filesystem) readonly on device 0:11.
> [ 5.090328] Freeing unused kernel memory: 1024K (c0700000 - c0800000)
> [ 5.452552] random: udevd urandom read with 68 bits of entropy available
AFAICT, I get the same call stack for every boot.
Is this an unexpected call sequence?
Are there other tests I can run?
Regards.
prev parent reply other threads:[~2016-07-13 12:11 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-05 13:33 WARNING: CPU: 0 PID: 0 at net/ipv4/af_inet.c:155 inet_sock_destruct+0x1c4/0x1dc Mason
2016-07-05 14:50 ` Mason
2016-07-05 15:28 ` Florian Fainelli
2016-07-05 15:56 ` Mason
2016-07-05 16:20 ` Florian Fainelli
2016-07-05 20:26 ` Mason
2016-07-05 21:22 ` Florian Fainelli
2016-07-05 21:51 ` Mason
2016-07-05 21:55 ` Florian Fainelli
2016-07-12 9:53 ` Mason
2016-07-12 11:48 ` Mason
2016-07-12 14:25 ` Eric Dumazet
2016-07-12 14:38 ` Mason
2016-07-13 12:11 ` Mason [this message]
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