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Date:   Thu, 26 Oct 2023 13:49:21 +0800
From:   kernel test robot <oliver.sang@intel.com>
To:     <chengming.zhou@linux.dev>
CC:     <oe-lkp@lists.linux.dev>, <lkp@intel.com>, <linux-mm@kvack.org>,
        <cl@linux.com>, <penberg@kernel.org>, <rientjes@google.com>,
        <iamjoonsoo.kim@lge.com>, <akpm@linux-foundation.org>,
        <vbabka@suse.cz>, <roman.gushchin@linux.dev>,
        <42.hyeyoo@gmail.com>, <linux-kernel@vger.kernel.org>,
        <chengming.zhou@linux.dev>,
        Chengming Zhou <zhouchengming@bytedance.com>,
        <oliver.sang@intel.com>
Subject: Re: [RFC PATCH v3 6/7] slub: Delay freezing of partial slabs
Message-ID: <202310261032.b4590eb0-oliver.sang@intel.com>
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Hello,

kernel test robot noticed "WARNING:at_mm/slub.c:#___slab_alloc" on:

commit: b34342e2732b0dc92b29d6807c5314e2e5e0c27c ("[RFC PATCH v3 6/7] slub: Delay freezing of partial slabs")
url: https://github.com/intel-lab-lkp/linux/commits/chengming-zhou-linux-dev/slub-Keep-track-of-whether-slub-is-on-the-per-node-partial-list/20231024-173519
base: git://git.kernel.org/cgit/linux/kernel/git/vbabka/slab.git for-next
patch link: https://lore.kernel.org/all/20231024093345.3676493-7-chengming.zhou@linux.dev/
patch subject: [RFC PATCH v3 6/7] slub: Delay freezing of partial slabs

in testcase: rcutorture
version: 
with following parameters:

	runtime: 300s
	test: default
	torture_type: rcu


compiler: gcc-12
test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 16G

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


+------------------------------------------------+------------+------------+
|                                                | e87d1d9973 | b34342e273 |
+------------------------------------------------+------------+------------+
| boot_successes                                 | 15         | 0          |
| boot_failures                                  | 0          | 15         |
| WARNING:at_mm/slub.c:#___slab_alloc            | 0          | 15         |
| RIP:___slab_alloc                              | 0          | 15         |
+------------------------------------------------+------------+------------+


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/202310261032.b4590eb0-oliver.sang@intel.com


[    4.907500][    T1] ------------[ cut here ]------------
[ 4.908232][ T1] WARNING: CPU: 0 PID: 1 at mm/slub.c:577 ___slab_alloc (mm/slub.c:577 mm/slub.c:3033 mm/slub.c:3205) 
[    4.909242][    T1] Modules linked in:
[    4.909739][    T1] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 6.6.0-rc5-00013-gb34342e2732b #1
[ 4.910746][ T1] RIP: 0010:___slab_alloc (mm/slub.c:577 mm/slub.c:3033 mm/slub.c:3205) 
[ 4.911433][ T1] Code: 9f 05 66 25 ff 7f 66 89 45 b8 48 8b 4d b8 45 85 e4 74 1a 65 8b 05 dd c4 a3 7e 85 c0 75 0f 65 8b 05 de c1 87 7e 85 c0 74 04 90 <0f> 0b 90 81 e6 00 00 00 40 74 31 4c 89 f8 f0 49 0f c7 48 20 0f 84
All code
========
   0:	9f                   	lahf
   1:	05 66 25 ff 7f       	add    $0x7fff2566,%eax
   6:	66 89 45 b8          	mov    %ax,-0x48(%rbp)
   a:	48 8b 4d b8          	mov    -0x48(%rbp),%rcx
   e:	45 85 e4             	test   %r12d,%r12d
  11:	74 1a                	je     0x2d
  13:	65 8b 05 dd c4 a3 7e 	mov    %gs:0x7ea3c4dd(%rip),%eax        # 0x7ea3c4f7
  1a:	85 c0                	test   %eax,%eax
  1c:	75 0f                	jne    0x2d
  1e:	65 8b 05 de c1 87 7e 	mov    %gs:0x7e87c1de(%rip),%eax        # 0x7e87c203
  25:	85 c0                	test   %eax,%eax
  27:	74 04                	je     0x2d
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	81 e6 00 00 00 40    	and    $0x40000000,%esi
  33:	74 31                	je     0x66
  35:	4c 89 f8             	mov    %r15,%rax
  38:	f0 49 0f c7 48 20    	lock cmpxchg16b 0x20(%r8)
  3e:	0f                   	.byte 0xf
  3f:	84                   	.byte 0x84

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	81 e6 00 00 00 40    	and    $0x40000000,%esi
   9:	74 31                	je     0x3c
   b:	4c 89 f8             	mov    %r15,%rax
   e:	f0 49 0f c7 48 20    	lock cmpxchg16b 0x20(%r8)
  14:	0f                   	.byte 0xf
  15:	84                   	.byte 0x84
[    4.913822][    T1] RSP: 0000:ffffc9000001f830 EFLAGS: 00010202
[    4.914602][    T1] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000080270027
[    4.914743][    T1] RDX: 0000000000270021 RSI: 0000000048000000 RDI: ffffffff842e066b
[    4.915745][    T1] RBP: ffffc9000001f8e0 R08: ffffea0005931d40 R09: fffffbfff0e33a5a
[    4.916743][    T1] R10: ffffffff8719d2d7 R11: 0000000000000000 R12: 0000000000000001
[    4.917696][    T1] R13: ffff8883ae809430 R14: ffff88810033e3c0 R15: ffff888164c75dd0
[    4.918688][    T1] FS:  0000000000000000(0000) GS:ffff8883ae600000(0000) knlGS:0000000000000000
[    4.918754][    T1] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[    4.919522][    T1] CR2: ffff88843ffff000 CR3: 0000000005c89000 CR4: 00000000000406f0
[    4.920500][    T1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[    4.921496][    T1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[    4.922461][    T1] Call Trace:
[    4.922742][    T1]  <TASK>
[ 4.923107][ T1] ? __warn (kernel/panic.c:673) 
[ 4.923632][ T1] ? ___slab_alloc (mm/slub.c:577 mm/slub.c:3033 mm/slub.c:3205) 
[ 4.924250][ T1] ? report_bug (lib/bug.c:180 lib/bug.c:219) 
[ 4.924831][ T1] ? handle_bug (arch/x86/kernel/traps.c:237) 
[ 4.925376][ T1] ? exc_invalid_op (arch/x86/kernel/traps.c:258 (discriminator 1)) 
[ 4.925962][ T1] ? asm_exc_invalid_op (arch/x86/include/asm/idtentry.h:568) 
[ 4.926595][ T1] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:77 arch/x86/include/asm/irqflags.h:135 include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 4.926741][ T1] ? ___slab_alloc (mm/slub.c:577 mm/slub.c:3033 mm/slub.c:3205) 
[ 4.927370][ T1] ? acpi_ut_allocate_object_desc_dbg (include/linux/slab.h:710 include/acpi/platform/aclinuxex.h:67 drivers/acpi/acpica/utobject.c:359) 
[ 4.928186][ T1] ? kmem_cache_alloc (mm/slub.c:3295 mm/slub.c:3348 mm/slub.c:3440 mm/slub.c:3458 mm/slub.c:3465 mm/slub.c:3474) 
[ 4.928824][ T1] kmem_cache_alloc (mm/slub.c:3295 mm/slub.c:3348 mm/slub.c:3440 mm/slub.c:3458 mm/slub.c:3465 mm/slub.c:3474) 
[ 4.929442][ T1] ? acpi_ut_allocate_object_desc_dbg (include/linux/slab.h:710 include/acpi/platform/aclinuxex.h:67 drivers/acpi/acpica/utobject.c:359) 
[ 4.930221][ T1] acpi_ut_allocate_object_desc_dbg (include/linux/slab.h:710 include/acpi/platform/aclinuxex.h:67 drivers/acpi/acpica/utobject.c:359) 
[ 4.930743][ T1] acpi_ut_create_internal_object_dbg (drivers/acpi/acpica/utobject.c:71) 
[ 4.931576][ T1] acpi_ut_copy_esimple_to_isimple (drivers/acpi/acpica/utcopy.c:434) 
[ 4.932394][ T1] acpi_ut_copy_eobject_to_iobject (drivers/acpi/acpica/utcopy.c:618) 
[ 4.933185][ T1] ? __kasan_kmalloc (mm/kasan/common.c:374 mm/kasan/common.c:383) 
[ 4.933816][ T1] acpi_evaluate_object (drivers/acpi/acpica/nsxfeval.c:259) 
[ 4.934486][ T1] ? acpi_get_data_full (drivers/acpi/acpica/nsxfeval.c:167) 
[ 4.934756][ T1] ? hlock_class (arch/x86/include/asm/bitops.h:228 arch/x86/include/asm/bitops.h:240 include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 4.935345][ T1] ? __uuid_parse+0xd0/0x1b0 
[ 4.936024][ T1] acpi_run_osc (drivers/acpi/bus.c:217) 
[ 4.936609][ T1] ? acpi_bus_detach_private_data (drivers/acpi/bus.c:187) 
[ 4.937363][ T1] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:77 arch/x86/include/asm/irqflags.h:135 include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 4.938127][ T1] ? acpi_get_data (drivers/acpi/acpica/nsxfname.c:48) 
[ 4.938710][ T1] acpi_bus_init (drivers/acpi/bus.c:352 drivers/acpi/bus.c:1329) 
[ 4.938742][ T1] ? up (include/linux/list.h:373 kernel/locking/semaphore.c:188) 
[ 4.939205][ T1] ? acpi_sleep_proc_init (drivers/acpi/bus.c:1289) 
[ 4.939862][ T1] ? _raw_spin_unlock_irqrestore (arch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:77 arch/x86/include/asm/irqflags.h:135 include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 4.940581][ T1] ? acpi_os_signal_semaphore (drivers/acpi/osl.c:1294 (discriminator 5)) 
[ 4.941313][ T1] ? acpi_ut_release_mutex (drivers/acpi/acpica/utmutex.c:329) 
[ 4.942007][ T1] ? acpi_install_address_space_handler_internal (drivers/acpi/acpica/evxfregn.c:94) 
[ 4.942744][ T1] ? acpi_bus_init (drivers/acpi/bus.c:1390) 
[ 4.943325][ T1] acpi_init (drivers/acpi/bus.c:1404) 
[ 4.943832][ T1] ? acpi_bus_init (drivers/acpi/bus.c:1390) 
[ 4.944420][ T1] ? kb3886_init (drivers/video/fbdev/core/fbmem.c:1111) 
[ 4.944976][ T1] ? acpi_bus_init (drivers/acpi/bus.c:1390) 
[ 4.945579][ T1] do_one_initcall (init/main.c:1232) 
[ 4.946157][ T1] ? trace_event_raw_event_initcall_level (init/main.c:1223) 
[ 4.946747][ T1] ? kasan_set_track (mm/kasan/common.c:52) 
[ 4.947373][ T1] ? __kasan_kmalloc (mm/kasan/common.c:374 mm/kasan/common.c:383) 
[ 4.948010][ T1] do_initcalls (init/main.c:1293 init/main.c:1310) 
[ 4.948614][ T1] kernel_init_freeable (init/main.c:1549) 
[ 4.949315][ T1] ? rest_init (init/main.c:1429) 
[ 4.949894][ T1] kernel_init (init/main.c:1439) 
[ 4.950743][ T1] ? _raw_spin_unlock_irq (arch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:77 include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 4.951386][ T1] ret_from_fork (arch/x86/kernel/process.c:153) 
[ 4.951957][ T1] ? rest_init (init/main.c:1429) 
[ 4.952520][ T1] ret_from_fork_asm (arch/x86/entry/entry_64.S:312) 
[    4.953143][    T1]  </TASK>
[    4.953514][    T1] irq event stamp: 85121
[ 4.954040][ T1] hardirqs last enabled at (85129): console_unlock (arch/x86/include/asm/irqflags.h:42 arch/x86/include/asm/irqflags.h:77 arch/x86/include/asm/irqflags.h:135 kernel/printk/printk.c:347 kernel/printk/printk.c:2718 kernel/printk/printk.c:3037) 
[ 4.954736][ T1] hardirqs last disabled at (85138): console_unlock (kernel/printk/printk.c:345 kernel/printk/printk.c:2718 kernel/printk/printk.c:3037) 
[ 4.955884][ T1] softirqs last enabled at (84862): __do_softirq (arch/x86/include/asm/preempt.h:27 kernel/softirq.c:400 kernel/softirq.c:582) 
[ 4.957017][ T1] softirqs last disabled at (84857): irq_exit_rcu (kernel/softirq.c:427 kernel/softirq.c:632 kernel/softirq.c:644) 
[    4.958128][    T1] ---[ end trace 0000000000000000 ]---


The kernel config and materials to reproduce are available at:
https://download.01.org/0day-ci/archive/20231026/202310261032.b4590eb0-oliver.sang@intel.com


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