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Date: Fri, 26 Mar 2021 09:57:14 +0800
From: kernel test robot <oliver.sang@...el.com>
To: Wong Vee Khee <vee.khee.wong@...el.com>
Cc: 0day robot <lkp@...el.com>, Voon Weifeng <voon.weifeng@...el.com>,
LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
Andrew Lunn <andrew@...n.ch>,
Heiner Kallweit <hkallweit1@...il.com>,
Russell King <linux@...linux.org.uk>,
"David S . Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Florian Fainelli <f.fainelli@...il.com>,
netdev@...r.kernel.org, stable@...r.kernel.org,
Voon Weifeng <weifeng.voon@...el.com>,
Ong Boon Leong <boon.leong.ong@...el.com>
Subject: [net] c0da0048be:
WARNING:at_net/core/devlink.c:#devlink_port_type_warn
Greeting,
FYI, we noticed the following commit (built with gcc-9):
commit: c0da0048be0d27455dfb3f4c81604e275b4776d9 ("[PATCH net V2 1/1] net: phy: fix invalid phy id when probe using C22")
url: https://github.com/0day-ci/linux/commits/Wong-Vee-Khee/net-phy-fix-invalid-phy-id-when-probe-using-C22/20210318-170748
base: https://git.kernel.org/cgit/linux/kernel/git/davem/net.git e65eaded4cc4de6bf153def9dde6b25392d9a236
in testcase: trinity
version: trinity-static-i386-x86_64-f93256fb_2019-08-28
with following parameters:
group: group-04
test-description: Trinity is a linux system call fuzz tester.
test-url: http://codemonkey.org.uk/projects/trinity/
on test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 16G
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+-------------------------------------------------------+------------+------------+
| | e65eaded4c | c0da0048be |
+-------------------------------------------------------+------------+------------+
| WARNING:at_net/core/devlink.c:#devlink_port_type_warn | 0 | 8 |
| EIP:devlink_port_type_warn | 0 | 8 |
+-------------------------------------------------------+------------+------------+
If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>
[ 3904.863424] WARNING: CPU: 1 PID: 3806 at net/core/devlink.c:8317 devlink_port_type_warn (kbuild/src/consumer/net/core/devlink.c:8317)
[ 3904.868535] Modules linked in:
[ 3904.869305] CPU: 1 PID: 3806 Comm: kworker/1:4 Not tainted 5.12.0-rc2-00394-gc0da0048be0d #1
[ 3904.871261] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[ 3904.873493] Workqueue: events devlink_port_type_warn
[ 3904.878296] EIP: devlink_port_type_warn (kbuild/src/consumer/net/core/devlink.c:8317)
[ 3904.880591] Code: 00 00 00 66 90 66 66 66 66 90 55 31 c9 ba 01 00 00 00 b8 c8 ca cc 5b 89 e5 6a 01 e8 c5 91 23 ff 68 5c 98 6b 5b e8 89 07 4c 00 <0f> 0b 6a 01 31 c9 ba 01 00 00 00 b8 b0 ca cc 5b e8 a6 91 23 ff 83
All code
========
0: 00 00 add %al,(%rax)
2: 00 66 90 add %ah,-0x70(%rsi)
5: 66 66 66 66 90 data16 data16 data16 xchg %ax,%ax
a: 55 push %rbp
b: 31 c9 xor %ecx,%ecx
d: ba 01 00 00 00 mov $0x1,%edx
12: b8 c8 ca cc 5b mov $0x5bcccac8,%eax
17: 89 e5 mov %esp,%ebp
19: 6a 01 pushq $0x1
1b: e8 c5 91 23 ff callq 0xffffffffff2391e5
20: 68 5c 98 6b 5b pushq $0x5b6b985c
25: e8 89 07 4c 00 callq 0x4c07b3
2a:* 0f 0b ud2 <-- trapping instruction
2c: 6a 01 pushq $0x1
2e: 31 c9 xor %ecx,%ecx
30: ba 01 00 00 00 mov $0x1,%edx
35: b8 b0 ca cc 5b mov $0x5bcccab0,%eax
3a: e8 a6 91 23 ff callq 0xffffffffff2391e5
3f: 83 .byte 0x83
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: 6a 01 pushq $0x1
4: 31 c9 xor %ecx,%ecx
6: ba 01 00 00 00 mov $0x1,%edx
b: b8 b0 ca cc 5b mov $0x5bcccab0,%eax
10: e8 a6 91 23 ff callq 0xffffffffff2391bb
15: 83 .byte 0x83
[ 3904.890286] EAX: 00000022 EBX: 00000000 ECX: 00000000 EDX: 00000000
[ 3904.893771] ESI: bfb0f8d8 EDI: 4e985420 EBP: 4eb1fefc ESP: 4eb1fef4
[ 3904.897519] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 EFLAGS: 00010202
[ 3904.900728] CR0: 80050033 CR2: 08e9032c CR3: 15705000 CR4: 00000690
[ 3904.904242] Call Trace:
[ 3904.905724] ? process_one_work (kbuild/src/consumer/arch/x86/include/asm/jump_label.h:25 kbuild/src/consumer/include/linux/jump_label.h:200 kbuild/src/consumer/include/trace/events/workqueue.h:108 kbuild/src/consumer/kernel/workqueue.c:2280)
[ 3904.907975] ? __this_cpu_preempt_check (kbuild/src/consumer/lib/smp_processor_id.c:71)
[ 3904.910231] ? worker_thread (kbuild/src/consumer/include/linux/list.h:282 kbuild/src/consumer/kernel/workqueue.c:2422)
[ 3904.912453] ? kthread (kbuild/src/consumer/kernel/kthread.c:292)
[ 3904.913933] ? process_one_work (kbuild/src/consumer/kernel/workqueue.c:2364)
[ 3904.915948] ? kthread_bind (kbuild/src/consumer/kernel/kthread.c:245)
[ 3904.917826] ? ret_from_fork (kbuild/src/consumer/arch/x86/entry/entry_32.S:856)
[ 3904.919542] ---[ end trace aff30e8d06df1b5f ]---
[ 3904.921680] ------------[ cut here ]------------
[ 3904.924042] Type was not set for devlink port.
To reproduce:
# build kernel
cd linux
cp config-5.12.0-rc2-00394-gc0da0048be0d .config
make HOSTCC=gcc-9 CC=gcc-9 ARCH=i386 olddefconfig prepare modules_prepare bzImage
git clone https://github.com/intel/lkp-tests.git
cd lkp-tests
bin/lkp qemu -k <bzImage> job-script # job-script is attached in this email
---
0DAY/LKP+ Test Infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation
Thanks,
Oliver Sang
View attachment "config-5.12.0-rc2-00394-gc0da0048be0d" of type "text/plain" (138804 bytes)
View attachment "job-script" of type "text/plain" (4289 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (63000 bytes)
View attachment "trinity" of type "text/plain" (11501 bytes)
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