linux-kernel - [skbuff] 70189f1d40: BUG:using_smp_processor_id()in

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Date:   Tue, 7 Sep 2021 21:03:04 +0800
From:   kernel test robot <oliver.sang@...el.com>
To:     Yajun Deng <yajun.deng@...ux.dev>
Cc:     0day robot <lkp@...el.com>, LKML <linux-kernel@...r.kernel.org>,
        lkp@...ts.01.org, davem@...emloft.net, kuba@...nel.org,
        netdev@...r.kernel.org, Yajun Deng <yajun.deng@...ux.dev>
Subject: [skbuff]  70189f1d40: BUG:using_smp_processor_id()in_preemptible



Greeting,

FYI, we noticed the following commit (built with gcc-9):

commit: 70189f1d40b1a9dd7d5c1deabcfa6f135633506e ("[PATCH net-next] skbuff: inline page_frag_alloc_align()")
url: https://github.com/0day-ci/linux/commits/Yajun-Deng/skbuff-inline-page_frag_alloc_align/20210903-105023
base: https://git.kernel.org/cgit/linux/kernel/git/davem/net-next.git 29ce8f9701072fc221d9c38ad952de1a9578f95c

in testcase: boot

on test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G

caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):


+--------------------------------------------+------------+------------+
|                                            | 29ce8f9701 | 70189f1d40 |
+--------------------------------------------+------------+------------+
| boot_successes                             | 18         | 0          |
| boot_failures                              | 0          | 21         |
| BUG:using_smp_processor_id()in_preemptible | 0          | 21         |
+--------------------------------------------+------------+------------+


If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>



[   25.854525][    T1] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1
[   25.857967][    T1] caller is __netdev_alloc_frag_align+0x5e/0xc0
[   25.860289][    T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.14.0-rc7-01982-g70189f1d40b1 #1
[   25.863303][    T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[   25.866158][    T1] Call Trace:
[   25.867383][    T1]  dump_stack_lvl+0x45/0x59
[   25.868894][    T1]  check_preemption_disabled+0xd9/0x100
[   25.870736][    T1]  __netdev_alloc_frag_align+0x5e/0xc0
[   25.872675][    T1]  e1000_alloc_frag+0x21/0x40
[   25.874361][    T1]  e1000_alloc_rx_buffers+0x89/0x380
[   25.876187][    T1]  e1000_configure+0x2bd/0x300
[   25.877721][    T1]  e1000_open+0x8b/0x1c0
[   25.879208][    T1]  __dev_open+0xea/0x180
[   25.880669][    T1]  __dev_change_flags+0x19e/0x200
[   25.882375][    T1]  ? _get_random_bytes+0xf1/0x240
[   25.884179][    T1]  dev_change_flags+0x21/0x80
[   25.885746][    T1]  ip_auto_config+0x2b4/0xb9a
[   25.887337][    T1]  ? lock_is_held_type+0xd5/0x140
[   25.889052][    T1]  ? root_nfs_parse_addr+0xa5/0xa5
[   25.890776][    T1]  ? do_one_initcall+0x5b/0x340
[   25.892409][    T1]  do_one_initcall+0x5b/0x340
[   25.893940][    T1]  ? rcu_read_lock_sched_held+0x52/0x80
[   25.895658][    T1]  kernel_init_freeable+0x28b/0x2f2
[   25.897430][    T1]  ? rest_init+0x280/0x280
[   25.898921][    T1]  kernel_init+0x16/0x140
[   25.900448][    T1]  ret_from_fork+0x22/0x30
[   25.902593][    T1] BUG: using smp_processor_id() in preemptible [00000000] code: swapper/0/1
[   25.914323][    T1] caller is __netdev_alloc_frag_align+0x5e/0xc0
[   25.916499][    T1] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 5.14.0-rc7-01982-g70189f1d40b1 #1
[   25.919474][    T1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
[   25.922510][    T1] Call Trace:
[   25.923706][    T1]  dump_stack_lvl+0x45/0x59
[   25.925728][    T1]  check_preemption_disabled+0xd9/0x100
[   25.928390][    T1]  __netdev_alloc_frag_align+0x5e/0xc0
[   25.930429][    T1]  e1000_alloc_frag+0x21/0x40
[   25.931940][    T1]  e1000_alloc_rx_buffers+0x89/0x380
[   25.933677][    T1]  e1000_configure+0x2bd/0x300
[   25.935404][    T1]  e1000_open+0x8b/0x1c0
[   25.936909][    T1]  __dev_open+0xea/0x180
[   25.938607][    T1]  __dev_change_flags+0x19e/0x200
[   25.940287][    T1]  ? _get_random_bytes+0xf1/0x240
[   25.941900][    T1]  dev_change_flags+0x21/0x80
[   25.943560][    T1]  ip_auto_config+0x2b4/0xb9a
[   25.945110][    T1]  ? lock_is_held_type+0xd5/0x140
[   25.946921][    T1]  ? root_nfs_parse_addr+0xa5/0xa5
[   25.948601][    T1]  ? do_one_initcall+0x5b/0x340
[   25.950342][    T1]  do_one_initcall+0x5b/0x340
[   25.951799][    T1]  ? rcu_read_lock_sched_held+0x52/0x80
[   25.953494][    T1]  kernel_init_freeable+0x28b/0x2f2
[   25.955277][    T1]  ? rest_init+0x280/0x280
[   25.956772][    T1]  kernel_init+0x16/0x140
[   25.958279][    T1]  ret_from_fork+0x22/0x30



To reproduce:

        # build kernel
	cd linux
	cp config-5.14.0-rc7-01982-g70189f1d40b1 .config
	make HOSTCC=gcc-9 CC=gcc-9 ARCH=x86_64 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-5.14.0-rc7-01982-g70189f1d40b1" of type "text/plain" (176684 bytes)

View attachment "job-script" of type "text/plain" (4765 bytes)

Download attachment "dmesg.xz" of type "application/x-xz" (14060 bytes)