linux-kernel - [lkp] [ALSA] 1a414f48d7: WARNING: CPU: 0 PID: 252 at sound/hda/hdac_i915.c:129 pin2port+0x2a/0x40 [snd_hda

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Date:	Wed, 16 Mar 2016 08:23:15 +0800
From:	kernel test robot <ying.huang@...ux.intel.com>
TO:	Takashi Iwai <tiwai@...e.de>
CC:	LKML <linux-kernel@...r.kernel.org>
Subject: [lkp] [ALSA] 1a414f48d7: WARNING: CPU: 0 PID: 252 at
 sound/hda/hdac_i915.c:129 pin2port+0x2a/0x40 [snd_hda_core]()

FYI, we noticed the below changes on

https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
commit 1a414f48d7ccb197b61c18888b72327c98171844 ("ALSA: hda - Add a sanity check of pin / port mapping on i915 HDMI/DP")


[   16.012754] [drm] Initialized i915 1.6.0 20151218 for 0000:00:02.0 on minor 0
[   16.129292] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device
[   16.138473] ------------[ cut here ]------------
[   16.140589] WARNING: CPU: 0 PID: 252 at sound/hda/hdac_i915.c:129 pin2port+0x2a/0x40 [snd_hda_core]()
[   16.145187] Modules linked in: coretemp kvm_intel kvm irqbypass crct10dif_pclmul ppdev mxm_wmi crc32_pclmul crc32c_intel ghash_clmulni_intel snd_hda_codec_hdmi(+) ahci libahci aesni_intel lrw gf128mul glue_helper ablk_helper cryptd pcspkr serio_raw snd_hda_codec_conexant snd_hda_codec_generic uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 intel_ips videobuf2_core libata snd_hda_intel sdhci_pci firewire_ohci sdhci videodev firewire_core crc_itu_t mmc_core i915 snd_hda_codec shpchp snd_hda_core snd_hwdep snd_pcm snd_timer drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops drm thinkpad_acpi snd soundcore rfkill parport_pc parport wmi video acpi_cpufreq
[   16.149054] CPU: 0 PID: 252 Comm: modprobe Not tainted 4.5.0-rc6-00126-g1a414f4 #1
[   16.149055] Hardware name: LENOVO 25222AU/25222AU, BIOS 6IET52WW (1.12 ) 02/16/2010
[   16.149058]  0000000000000000
[   16.149059]  ffff88007ebfba40
[   16.149060]  ffffffff81425b9a


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,
Kernel Test Robot

View attachment "config-4.5.0-rc6-00126-g1a414f4" of type "text/plain" (145482 bytes)

Download attachment "kmsg.xz" of type "application/x-xz" (25228 bytes)

View attachment "job.yaml" of type "text/plain" (2989 bytes)

View attachment "reproduce" of type "text/plain" (20903 bytes)