Received-SPF: pass (google.com: domain of linux-kernel+bounces-183413-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:40f1:3f00::1 as permitted sender) client-ip=2604:1380:40f1:3f00::1;
Date: Mon, 20 May 2024 13:05:23 +0800
From: kernel test robot <oliver.sang@intel.com>
To: <shiming.cheng@mediatek.com>
CC: <oe-lkp@lists.linux.dev>, <lkp@intel.com>, Lena Wang
	<lena.wang@mediatek.com>, <netdev@vger.kernel.org>,
	<willemdebruijn.kernel@gmail.com>, <edumazet@google.com>,
	<davem@davemloft.net>, <kuba@kernel.org>, <pabeni@redhat.com>,
	<matthias.bgg@gmail.com>, <linux-kernel@vger.kernel.org>,
	<shiming.cheng@mediatek.com>, <oliver.sang@intel.com>
Subject: Re: [PATCH net] net: drop pulled SKB_GSO_FRAGLIST skb
Message-ID: <202405201037.5e36a83-oliver.sang@intel.com>
Content-Type: text/plain; charset="us-ascii"
Content-Disposition: inline
In-Reply-To: <20240428143010.18719-1-shiming.cheng@mediatek.com>
Precedence: bulk
MIME-Version: 1.0
X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1
X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?chPeGLbGJvt+dT4YLg8LXJ45uapH0aIwc+L3nyvfX+0IvN5dSmOkwtOrsAq2?=
 =?us-ascii?Q?0x4aGjAappxvjCromuzHYypQMvO/rbShbdAgbWsa7z3wa/oqvSEz3pLP2NHx?=
 =?us-ascii?Q?RXTVkd9Coa8bi6G04En1MlBJnvGXdHrShIzOdD2chUeNG2+viZv+NxNoJy8n?=
 =?us-ascii?Q?0yMc8xVsaSUBmqXeoGupuH+hdxWBxc3RBu80FDIb1GGD+qN8XXfk8QqUi4CQ?=
 =?us-ascii?Q?m6zKABnAtHXq0L8xXnTid8u+TVm4YIpCCxHXfIUeg5S8BGsnqA+o6wamb93r?=
 =?us-ascii?Q?aIGTLb8+603Yr9EywptSSrlJKEd5FftJ+WGGxqTS20Sq8+YJJsAcNpwXfJjQ?=
 =?us-ascii?Q?wSPM2Q7Hv3w+aM5gkCCT3XKeZrO4cnnWJXv2uHDOeWtuBlIQ1COXYqo2RkoT?=
 =?us-ascii?Q?LVIwoHQVIEMjMI+1MmsQOSiRXKD5QfG4KkUtmlvg4Rgj4srba7P9mgLCcHH8?=
 =?us-ascii?Q?QeQWlS0U/3SeDzX/qZstSLL8aMigLMNFC3LVtt1nmN5TQi/tq/ixGB+1dEjM?=
 =?us-ascii?Q?4qMDjo8478lH37HBjjNuX8vSPEKg93e6CwVRhs1riWEnTD7HXuU8jI0NsxZu?=
 =?us-ascii?Q?jJAKWndK5XJ8Fi71vG7FEAfM5q1BimJ4IbV3fyqG8HU/YvQX3MVie0Toqtxf?=
 =?us-ascii?Q?3NuwXZ+ilz0rGqoBzWsJOVByyUX2MIT11rHtpwP6t/PaWkTXy+dePceXsFbq?=
 =?us-ascii?Q?YhxQfvDGpZ1Q7NBLnHdYwk4ISOuWjjFBtJgPFshl+37ECFN6SaoYhPFlCDoD?=
 =?us-ascii?Q?+Z3a0tCMni+b2G50XA3saAlKFStSDe7ewqKlTgb3iFfSDNbBbvL4nQ28Qb1p?=
 =?us-ascii?Q?AJwUVTGL7YKiIqWO0fmWsorDvjyRmifr91M8F6UBuaxV0KwgOfeiT6dMoYN9?=
 =?us-ascii?Q?3RVktlSHknjwC5kasM11P1HP++ouIaTUOJAywtmm5xJ5P/4ya3/EQHBstVka?=
 =?us-ascii?Q?6zPzPoLl85APNiVMXjbZwj2JYcVB/MNHyGEVJiWXiIk72CAaxaa1fCJnezMh?=
 =?us-ascii?Q?nDt/KZGdHLTFL7Tq5nW4P67zulHWjEpMp7Lvz09agOAPpG4SajD3tGY0MOE+?=
 =?us-ascii?Q?Lrag8ctSYABOIYV4C3iC3q7WXCMn5IQuExcfYHhMFKa6rfMb9oA73ZgPNFD6?=
 =?us-ascii?Q?+KVrYlwIFSypUMI8Gs6uUXGY32KsxOoI5HdADOvKm/hye+6WhFni0toO0ZQ9?=
 =?us-ascii?Q?u+Q3aa9ibYr0ZySOsyEOsb1VhfZF9UrAIwWDW9pa4mZicZ2L+1NGgxqp8sS7?=
 =?us-ascii?Q?1bB1FwMXqsYjsIyDnJaGImDmNtv6vo4361HBh9mH/UElHP0zA4iq3d0JY+yk?=
 =?us-ascii?Q?VpJtYXlg9Qdbs9wvMgJjQURL6Tth9sJxBS8yHMBU+aUqbRbkiweZI+U3e+sI?=
 =?us-ascii?Q?DUGnheFXAq0eM6Ss8zFxiWeHXmiCEtm9CFyqa2h6tCqZ3El4zgvoN9AVfv3n?=
 =?us-ascii?Q?9Hdxb0MCZX+F4Me3WnePJOn/wBL3PJQjmwHs8sLBuKyDFbDS2ALx10HFYd2H?=
 =?us-ascii?Q?g74d0w4kIhSNszr9QepwSiKOHjYM/hBCleIfsAM8yxpVvq9VxpF6jwU3DdhR?=
 =?us-ascii?Q?lLntRRI0biO/9Ummi1lUBWE6wm6+8wpdXLLNaei5iVKMOdnJ3/1AFhvy8s5G?=
 =?us-ascii?Q?fQ=3D=3D?=
X-MS-Exchange-CrossTenant-Network-Message-Id: 600d43b8-91f6-4e19-8eaa-08dc788a7aa2
X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8603.namprd11.prod.outlook.com
X-MS-Exchange-CrossTenant-AuthAs: Internal
X-MS-Exchange-CrossTenant-OriginalArrivalTime: 20 May 2024 05:05:34.1290
 (UTC)
X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted
X-MS-Exchange-CrossTenant-Id: 46c98d88-e344-4ed4-8496-4ed7712e255d
X-MS-Exchange-CrossTenant-MailboxType: HOSTED
X-MS-Exchange-CrossTenant-UserPrincipalName: i6AUPaGw375aRlZSaMSUO9q7U0WH4IFwXbwlAjYXLA7k7OHx8kECM93UTfBE1eOg5b9WDvhXK9DCqZ5iPPHLhw==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH7PR11MB7123
X-OriginatorOrg: intel.com


Hello,

kernel test robot noticed "kernel-selftests.net.udpgro_fwd.sh.fail" on:

commit: 7ed67c5ee988b506bd05e115e9e8299bccbabffd ("[PATCH net] net: drop pulled SKB_GSO_FRAGLIST skb")
url: https://github.com/intel-lab-lkp/linux/commits/shiming-cheng-mediatek-com/net-drop-pulled-SKB_GSO_FRAGLIST-skb/20240430-133823
base: https://git.kernel.org/cgit/linux/kernel/git/davem/net.git ba1cb99b559e3b12db8b65ca9ff03358ea318064
patch link: https://lore.kernel.org/all/20240428143010.18719-1-shiming.cheng@mediatek.com/
patch subject: [PATCH net] net: drop pulled SKB_GSO_FRAGLIST skb

in testcase: kernel-selftests
version: kernel-selftests-x86_64-977d51cf-1_20240508
with following parameters:

	group: net


compiler: gcc-13
test machine: 36 threads 1 sockets Intel(R) Core(TM) i9-10980XE CPU @ 3.00GHz (Cascade Lake) with 32G memory

(please refer to attached dmesg/kmsg for entire log/backtrace)


If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <oliver.sang@intel.com>
| Closes: https://lore.kernel.org/oe-lkp/202405201037.5e36a83-oliver.sang@intel.com


# timeout set to 3600
# selftests: net: udpgro_fwd.sh
# IPv4
# No GRO                                   ok
# GRO frag list                           ./udpgso_bench_rx: wrong packet number! got 0, expected 10
# 
#  fail client exit code 0, server 1
# GRO fwd                                  ok
# UDP fwd perf                            udp tx:   1488 MB/s    25250 calls/s  25250 msg/s
# udp rx:      1 MB/s     1280 calls/s
# udp tx:   1501 MB/s    25471 calls/s  25471 msg/s
# udp rx:      1 MB/s     1280 calls/s
# udp tx:   1512 MB/s    25656 calls/s  25656 msg/s
# udp rx:      1 MB/s     1380 calls/s
# UDP GRO fwd perf                        udp rx:    337 MB/s   272896 calls/s
# udp tx:   2183 MB/s    37033 calls/s  37033 msg/s
# udp rx:    376 MB/s   304320 calls/s
# udp tx:   2162 MB/s    36675 calls/s  36675 msg/s
# udp rx:    402 MB/s   325376 calls/s
# udp tx:   2167 MB/s    36758 calls/s  36758 msg/s
# GRO frag list over UDP tunnel            ok
# GRO fwd over UDP tunnel                  ok
# IPv6
# No GRO                                   ok
# GRO frag list                           ./udpgso_bench_rx: wrong packet number! got 0, expected 10
# 
#  fail client exit code 0, server 1
# GRO fwd                                  ok
# UDP fwd perf                            udp rx:     37 MB/s    30033 calls/s
# udp tx:   2220 MB/s    37661 calls/s  37661 msg/s
# udp rx:     99 MB/s    80141 calls/s
# udp tx:   2179 MB/s    36973 calls/s  36973 msg/s
# udp tx:   2161 MB/s    36654 calls/s  36654 msg/s
# udp rx:    104 MB/s    84775 calls/s
# UDP GRO fwd perf                        udp rx:    162 MB/s   131584 calls/s
# udp tx:   2113 MB/s    35848 calls/s  35848 msg/s
# udp rx:    263 MB/s   213370 calls/s
# udp tx:   2097 MB/s    35574 calls/s  35574 msg/s
# udp rx:    217 MB/s   175616 calls/s
# udp tx:   2107 MB/s    35748 calls/s  35748 msg/s
# GRO frag list over UDP tunnel            ok
# GRO fwd over UDP tunnel                  ok
not ok 53 selftests: net: udpgro_fwd.sh # exit=1


The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20240520/202405201037.5e36a83-oliver.sang@intel.com


-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki