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Message-ID: <20211011082027.GA14627@xsang-OptiPlex-9020>
Date: Mon, 11 Oct 2021 16:20:54 +0800
From: kernel test robot <oliver.sang@...el.com>
To: ultrachin@....com
Cc: 0day robot <lkp@...el.com>, zeng jingxiang <linuszeng@...cent.com>,
lu yihui <yihuilu@...cent.com>,
LKML <linux-kernel@...r.kernel.org>, lkp@...ts.01.org,
akpm@...ux-foundation.org, linux-mm@...ck.org,
brookxu.cn@...il.com, chen xiaoguang <xiaoggchen@...cent.com>
Subject: [mm] 3e55b36596: kernel_BUG_at_mm/page_alloc.c
Greeting,
FYI, we noticed the following commit (built with gcc-9):
commit: 3e55b36596eb3a798c6f649e5e1c0f5eac8522b3 ("[PATCH] mm: Free per cpu pages async to shorten program exit time")
url: https://github.com/0day-ci/linux/commits/ultrachin-163-com/mm-Free-per-cpu-pages-async-to-shorten-program-exit-time/20211008-145835
base: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git 5816b3e6577eaa676ceb00a848f0fd65fe2adc29
in testcase: boot
on test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+------------------------------------------+-----------+------------+
| | v5.15-rc3 | 3e55b36596 |
+------------------------------------------+-----------+------------+
| boot_successes | 23 | 0 |
| boot_failures | 0 | 16 |
| kernel_BUG_at_mm/page_alloc.c | 0 | 16 |
| invalid_opcode:#[##] | 0 | 16 |
| EIP:rmqueue | 0 | 16 |
| Kernel_panic-not_syncing:Fatal_exception | 0 | 16 |
+------------------------------------------+-----------+------------+
If you fix the issue, kindly add following tag
Reported-by: kernel test robot <oliver.sang@...el.com>
[ 2.500620][ T0] page dumped because: VM_BUG_ON_PAGE(page && bad_range(zone, page))
[ 2.501442][ T0] page_owner tracks the page as allocated
[ 2.502037][ T0] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x0(), pid 0, ts 2424910211, free_ts 0
[ 2.503206][ T0] register_early_stack+0x25/0x50
[ 2.503728][ T0] init_page_owner+0x28/0x2d0
[ 2.504204][ T0] page_ext_init_flatmem_late+0x13/0x16
[ 2.504759][ T0] start_kernel+0x4fd/0x7f6
[ 2.505207][ T0] page_owner free stack trace missing
[ 2.505797][ T0] ------------[ cut here ]------------
[ 2.506355][ T0] kernel BUG at mm/page_alloc.c:3813!
[ 2.506943][ T0] invalid opcode: 0000 [#1] PREEMPT SMP
[ 2.507523][ T0] CPU: 0 PID: 0 Comm: swapper Not tainted 5.15.0-rc3-00001-g3e55b36596eb #1 3acab236a53eb2dfa57d9f9053a0a9f758db6152
[ 2.508778][ T0] EIP: rmqueue+0x82b/0x10c0
[ 2.509279][ T0] Code: 1d b3 39 c3 74 29 31 c9 ba 01 00 00 00 c7 04 24 00 00 00 00 b8 28 48 21 b3 e8 81 24 f2 ff ba fc 77 af b2 89 f8 e8 c5 f1 fc ff <0f> 0b 8d 76 00 31 c9 31 d2 c7 04 24 00 00 00 00 b8 28 48 21 b3 e8
[ 2.511254][ T0] EAX: 00000000 EBX: b31d8360 ECX: 00000000 EDX: 00000000
[ 2.511974][ T0] ESI: b2cc9b80 EDI: ee64bfe0 EBP: b2cc1e44 ESP: b2cc1de4
[ 2.512713][ T0] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00210086
[ 2.513476][ T0] CR0: 80050033 CR2: ffcb2000 CR3: 034ee000 CR4: 00040690
[ 2.514177][ T0] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 2.514884][ T0] DR6: fffe0ff0 DR7: 00000400
[ 2.515365][ T0] Call Trace:
[ 2.515695][ T0] ? rmqueue+0x28b/0x10c0
[ 2.516220][ T0] ? prb_read_valid+0x23/0x30
[ 2.516685][ T0] get_page_from_freelist+0xce/0x410
[ 2.517209][ T0] __alloc_pages+0x1fb/0x540
[ 2.517683][ T0] allocate_slab+0xb4/0x690
[ 2.518133][ T0] new_slab+0x88/0xc0
[ 2.518516][ T0] __kmem_cache_create+0x2f8/0x4e0
[ 2.518998][ T0] ? _printk+0x14/0x16
[ 2.519404][ T0] ? init_page_owner+0x232/0x2d0
[ 2.519907][ T0] create_boot_cache+0x6c/0x8c
[ 2.520400][ T0] kmem_cache_init+0x56/0x12b
[ 2.520882][ T0] start_kernel+0x502/0x7f6
[ 2.521376][ T0] ? early_idt_handler_common+0x44/0x44
[ 2.521932][ T0] i386_start_kernel+0x48/0x4a
[ 2.522406][ T0] startup_32_smp+0x161/0x164
[ 2.522873][ T0] Modules linked in:
[ 2.523260][ T0] random: get_random_bytes called from init_oops_id+0x42/0x50 with crng_init=0
[ 2.523272][ T0] ---[ end trace 0000000000000000 ]---
[ 2.524663][ T0] EIP: rmqueue+0x82b/0x10c0
[ 2.525173][ T0] Code: 1d b3 39 c3 74 29 31 c9 ba 01 00 00 00 c7 04 24 00 00 00 00 b8 28 48 21 b3 e8 81 24 f2 ff ba fc 77 af b2 89 f8 e8 c5 f1 fc ff <0f> 0b 8d 76 00 31 c9 31 d2 c7 04 24 00 00 00 00 b8 28 48 21 b3 e8
[ 2.527208][ T0] EAX: 00000000 EBX: b31d8360 ECX: 00000000 EDX: 00000000
[ 2.527938][ T0] ESI: b2cc9b80 EDI: ee64bfe0 EBP: b2cc1e44 ESP: b2cc1de4
[ 2.528655][ T0] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00210086
[ 2.529411][ T0] CR0: 80050033 CR2: ffcb2000 CR3: 034ee000 CR4: 00040690
[ 2.530104][ T0] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
[ 2.530821][ T0] DR6: fffe0ff0 DR7: 00000400
[ 2.531300][ T0] Kernel panic - not syncing: Fatal exception
To reproduce:
# build kernel
cd linux
cp config-5.15.0-rc3-00001-g3e55b36596eb .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
# if come across any failure that blocks the test,
# please remove ~/.lkp and /lkp dir to run from a clean state.
---
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-5.15.0-rc3-00001-g3e55b36596eb" of type "text/plain" (131882 bytes)
View attachment "job-script" of type "text/plain" (4891 bytes)
Download attachment "dmesg.xz" of type "application/x-xz" (4996 bytes)
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