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RE: [lkp-developer] [ACPICA] 174cc7187e: kmsg.ACPI_Error:Mutex[ACPI_MTX_Tables]already_acquired_by_this_thread[#](#/utmutex-#)

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Hi, Xiaolong

I noticed the tested version in your the test dmesg: Linux version 4.9.0-rc5
While the commit bisected should be in v4.10-rc1.
Does that mean your test tree doesn't contain some basic lock fixes?

Thanks and best regards
Lv

> From: lkp-developer-request@eclists.intel.com [mailto:lkp-developer-request@eclists.intel.com] On
> Behalf Of Ye, Xiaolong
> Subject: [lkp-developer] [ACPICA] 174cc7187e:
> kmsg.ACPI_Error:Mutex[ACPI_MTX_Tables]already_acquired_by_this_thread[#](#/utmutex-#)
> 
> 
> FYI, we noticed the following commit:
> 
> commit: 174cc7187e6f088942c8e74daa7baff7b44b33c9 ("ACPICA: Tables: Back port acpi_get_table_with_size()
> and early_acpi_os_unmap_memory() from Linux kernel")
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> 
> in testcase: phoronix-test-suite
> with following parameters:
> 
> 	need_x: true
> 	test: jxrendermark-1.2.0
> 	cpufreq_governor: performance
> 
> test-description: The Phoronix Test Suite is the most comprehensive testing and benchmarking platform
> available that provides an extensible framework for which new tests can be easily added.
> test-url: http://www.phoronix-test-suite.com/
> 
> 
> on test machine: 16 threads Nehalem-EP with 16G memory
> 
> caused below changes:
> 
> 
> [    2.043693] ACPI Error: Mutex [ACPI_MTX_Tables] already acquired by this thread [497483776]
> (20160930/utmutex-254)
> [    2.054084] ACPI Error: Mutex [0x2] is not acquired, cannot release (20160930/utmutex-326)
> 
> To reproduce:
> 
>         git clone git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
>         cd lkp-tests
>         bin/lkp install job.yaml  # job file is attached in this email
>         bin/lkp run     job.yaml
> 
> 
> 
> Thanks,
> Xiaolong

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RE: [lkp-developer] [ACPICA]  174cc7187e:  kmsg.ACPI_Error:Mutex[ACPI_MTX_Tables]already_acquired_by_this_thread[#](#/utmutex-#) "Zheng, Lv" <lv.zheng@intel.com> - 2017-01-12 06:30 +0100
  Re: [lkp-developer] [ACPICA]  174cc7187e:  kmsg.ACPI_Error:Mutex[ACPI_MTX_Tables]already_acquired_by_this_thread[#](#/utmutex-#) Ye Xiaolong <xiaolong.ye@intel.com> - 2017-01-12 07:10 +0100

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