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Date: Thu, 8 Jun 2017 21:44:22 +0800
From: kernel test robot <xiaolong.ye@...el.com>
To: Len Brown <len.brown@...el.com>
Cc: LKML <linux-kernel@...r.kernel.org>,
Len Brown <len.brown@...el.com>, linux-pm@...r.kernel.org,
linux-acpi@...r.kernel.org, lkp@...org
Subject: [intel_pstate] 2c4dc794f6:
WARNING:at_kernel/smp.c:#smp_call_function_single
FYI, we noticed the following commit:
commit: 2c4dc794f677db98c8c129a83b586433049ace56 ("intel_pstate: remove intel_pstate.get()")
https://git.kernel.org/cgit/linux/kernel/git/lenb/linux.git x86
in testcase: aim9
with following parameters:
testtime: 300s
test: page_test
cpufreq_governor: performance
test-description: Suite IX is the "AIM Independent Resource Benchmark:" the famous synthetic benchmark.
test-url: https://sourceforge.net/projects/aimbench/files/aim-suite9/
on test machine: 4 threads Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz with 4G memory
caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace):
+---------------------------------------------------+------------+------------+
| | 4c7f5eb56b | 2c4dc794f6 |
+---------------------------------------------------+------------+------------+
| boot_successes | 5 | 0 |
| boot_failures | 0 | 2 |
| WARNING:at_kernel/smp.c:#smp_call_function_single | 0 | 2 |
+---------------------------------------------------+------------+------------+
[ 5.300604] WARNING: CPU: 2 PID: 1 at kernel/smp.c:281 smp_call_function_single+0xc8/0xd0
[ 5.300604] Modules linked in:
[ 5.300608] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 4.12.0-rc4-00003-g2c4dc79 #1
[ 5.300609] Hardware name: Hewlett-Packard HP Pro 3340 MT/17A1, BIOS 8.07 01/24/2013
[ 5.300610] task: ffff8801033c8000 task.stack: ffffc90000640000
[ 5.300612] RIP: 0010:smp_call_function_single+0xc8/0xd0
[ 5.300613] RSP: 0000:ffff88011fb03d40 EFLAGS: 00010046
[ 5.300615] RAX: 0000000000000000 RBX: 0000000000000002 RCX: 0000000000000001
[ 5.300616] RDX: 0000000000000000 RSI: ffffffff8103ffe0 RDI: 0000000000000002
[ 5.300617] RBP: ffff88011fb03d60 R08: 00000000032bac1c R09: 0000000000000007
[ 5.300618] R10: ffff8801033c8080 R11: 0000000000000025 R12: 0000000000000000
[ 5.300618] R13: ffff88011dae1000 R14: 000310a3d7f960ae R15: 000318770c4a7859
[ 5.300620] FS: 0000000000000000(0000) GS:ffff88011fb00000(0000) knlGS:0000000000000000
[ 5.300621] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5.300622] CR2: 0000000000000000 CR3: 000000011ee09000 CR4: 00000000001406e0
[ 5.300623] Call Trace:
[ 5.300626] <IRQ>
[ 5.300630] aperfmperf_khz_on_cpu+0x3b/0x60
[ 5.300634] intel_pstate_adjust_pstate+0xba/0x1f0
[ 5.300637] ? try_to_wake_up+0x4a/0x490
[ 5.300639] intel_pstate_update_util+0x1a7/0x1d0
[ 5.300642] task_tick_fair+0x656/0x6b0
[ 5.300646] scheduler_tick+0x5f/0xe0
[ 5.300648] ? tick_sched_handle+0x60/0x60
[ 5.300652] update_process_times+0x47/0x60
[ 5.300654] tick_sched_handle+0x25/0x60
[ 5.300656] tick_sched_timer+0x3d/0x70
[ 5.300658] __hrtimer_run_queues+0xdd/0x230
[ 5.300659] hrtimer_interrupt+0xa3/0x1f0
[ 5.300662] local_apic_timer_interrupt+0x38/0x60
[ 5.300673] smp_apic_timer_interrupt+0x38/0x50
[ 5.300674] apic_timer_interrupt+0x93/0xa0
[ 5.300676] RIP: 0010:console_unlock+0x1f0/0x4f0
[ 5.300677] RSP: 0000:ffffc90000643cc8 EFLAGS: 00000247 ORIG_RAX: ffffffffffffff10
[ 5.300677] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
[ 5.300678] RDX: 00000000000003f9 RSI: 0000000000000046 RDI: 0000000000000247
[ 5.300678] RBP: ffffc90000643d00 R08: 0000000000000002 R09: 0000000000000000
[ 5.300679] R10: ffff8800000b92c0 R11: 000000008237d701 R12: 0000000000000047
[ 5.300679] R13: ffffffff820a3dc0 R14: 0000000000000000 R15: ffffffff8237d6e0
[ 5.300680] </IRQ>
[ 5.300682] vprintk_emit+0x300/0x390
[ 5.300684] ? trace_event_define_fields_fib6_table_lookup+0x1d6/0x1d6
[ 5.300685] ? set_debug_rodata+0x17/0x17
[ 5.300687] vprintk_default+0x1f/0x30
[ 5.300688] vprintk_func+0x20/0x50
[ 5.300689] printk+0x43/0x4b
[ 5.300691] init_net_drop_monitor+0x1e/0x116
[ 5.300692] ? trace_event_define_fields_fib6_table_lookup+0x1d6/0x1d6
[ 5.300693] ? set_debug_rodata+0x17/0x17
[ 5.300694] do_one_initcall+0x43/0x170
[ 5.300696] ? set_debug_rodata+0x17/0x17
[ 5.300697] kernel_init_freeable+0x1a7/0x22f
[ 5.300698] ? rest_init+0x90/0x90
[ 5.300699] kernel_init+0xe/0x110
[ 5.300700] ret_from_fork+0x25/0x30
[ 5.300701] Code: d1 48 89 f2 48 8d 75 e0 e8 86 fe ff ff 8b 55 f8 83 e2 01 74 0a f3 90 8b 55 f8 83 e2 01 75 f6 eb d4 8b 05 4c 16 27 01 85 c0 75 92 <0f> ff eb 8e 0f 1f 40 00 0f 1f 44 00 00 55 65 ff 05 83 32 f0 7e
[ 5.300714] ---[ end trace 431a1f9eba2283a6 ]---
To reproduce:
git clone https://github.com/01org/lkp-tests.git
cd lkp-tests
bin/lkp install job.yaml # job file is attached in this email
bin/lkp run job.yaml
Thanks,
Kernel Test Robot
View attachment "config-4.12.0-rc4-00003-g2c4dc79" of type "text/plain" (159327 bytes)
View attachment "job-script" of type "text/plain" (6603 bytes)
Download attachment "dmesg.xz" of type "application/octet-stream" (21448 bytes)
View attachment "aim9" of type "text/plain" (1268 bytes)
View attachment "job.yaml" of type "text/plain" (4236 bytes)
View attachment "reproduce" of type "text/plain" (260 bytes)
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