FYI, we noticed the below changes on
https://github.com/0day-ci/linux
Takashi-Iwai/ALSA-hda-Add-a-sanity-check-of-pin-port-mapping-on-i915-HDMI-DP/20160310-225740
commit ca53fbf3a609b6831222078af9ddbecbf76fddce ("ALSA: hda - Add a sanity check of
pin / port mapping on i915 HDMI/DP")
[ 14.546058] snd_hda_intel 0000:00:1b.0: bound 0000:00:02.0 (ops
i915_audio_component_bind_ops [i915])
[ 14.549740] fbcon: inteldrmfb (fb0) is primary device
[ 14.553691] ------------[ cut here ]------------
[ 14.553707] WARNING: CPU: 0 PID: 151 at sound/hda/hdac_i915.c:129 pin2port+0x2a/0x40
[snd_hda_core]()
[ 14.553750] Modules linked in: snd_hda_codec_hdmi(+) snd_hda_codec_conexant
snd_hda_codec_generic ppdev coretemp mxm_wmi kvm_intel kvm irqbypass crct10dif_pclmul
crc32_pclmul snd_hda_intel crc32c_intel snd_hda_codec ghash_clmulni_intel aesni_intel lrw
gf128mul glue_helper ahci ablk_helper libahci cryptd serio_raw pcspkr snd_hda_core
snd_hwdep intel_ips firewire_ohci libata sdhci_pci sdhci firewire_core mmc_core crc_itu_t
uvcvideo snd_pcm shpchp videobuf2_vmalloc snd_timer i915 videobuf2_memops videobuf2_v4l2
videobuf2_core drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops videodev drm
thinkpad_acpi snd soundcore rfkill parport_pc parport wmi video acpi_cpufreq
[ 14.553755] CPU: 0 PID: 151 Comm: systemd-udevd Not tainted 4.5.0-rc6-00126-gca53fbf
#1
[ 14.553756] Hardware name: LENOVO 25222AU/25222AU, BIOS 6IET52WW (1.12 ) 02/16/2010
[ 14.553760] 0000000000000000 ffff88007f58fa40 ffffffff81425b9a 0000000000000000
[ 14.553763] ffffffffa0417238 ffff88007f58fa78 ffffffff81079fe6 ffff88007ea5bcc0
[ 14.553765] ffff88007f6ffa08 ffff88007f6ffa10 0000000000000100 ffff880130afc330
[ 14.553766] Call Trace:
[ 14.553777] [<ffffffff81425b9a>] dump_stack+0x63/0x89
[ 14.553783] [<ffffffff81079fe6>] warn_slowpath_common+0x86/0xc0
[ 14.553787] [<ffffffff8107a0da>] warn_slowpath_null+0x1a/0x20
[ 14.553796] [<ffffffffa04144fa>] pin2port+0x2a/0x40 [snd_hda_core]
[ 14.553805] [<ffffffffa04145ad>] snd_hdac_acomp_get_eld+0x3d/0x70
[snd_hda_core]
[ 14.553813] [<ffffffffa04858c3>] hdmi_present_sense+0x93/0x360
[snd_hda_codec_hdmi]
[ 14.553820] [<ffffffffa0485f84>] generic_hdmi_build_controls+0x124/0x200
[snd_hda_codec_hdmi]
[ 14.553835] [<ffffffffa04d0876>] snd_hda_codec_build_controls+0x196/0x1d0
[snd_hda_codec]
[ 14.553846] [<ffffffffa04d0b56>] ? snd_hda_codec_build_pcms+0xe6/0x1a0
[snd_hda_codec]
[ 14.553854] [<ffffffffa04cb457>] hda_codec_driver_probe+0x87/0x100
[snd_hda_codec]
[ 14.553859] [<ffffffff81574ace>] driver_probe_device+0x22e/0x450
[ 14.553862] [<ffffffff81574d74>] __driver_attach+0x84/0x90
[ 14.553865] [<ffffffff81574cf0>] ? driver_probe_device+0x450/0x450
[ 14.553868] [<ffffffff81572664>] bus_for_each_dev+0x64/0xa0
[ 14.553870] [<ffffffff8157437e>] driver_attach+0x1e/0x20
[ 14.553873] [<ffffffff81573e41>] bus_add_driver+0x1f1/0x290
[ 14.553876] [<ffffffffa0087000>] ? 0xffffffffa0087000
[ 14.553878] [<ffffffff815757a0>] driver_register+0x60/0xe0
[ 14.553886] [<ffffffffa04cb0da>] __hda_codec_driver_register+0x5a/0x60
[snd_hda_codec]
[ 14.553892] [<ffffffffa008701e>] hdmi_driver_init+0x1e/0x1000
[snd_hda_codec_hdmi]
[ 14.553896] [<ffffffff81002123>] do_one_initcall+0xb3/0x1d0
[ 14.553900] [<ffffffff8116dbaa>] ? do_init_module+0x27/0x1da
[ 14.553903] [<ffffffff811d0f61>] ? kmem_cache_alloc_trace+0x1a1/0x210
[ 14.553906] [<ffffffff8116dbe3>] do_init_module+0x60/0x1da
[ 14.553910] [<ffffffff81100dbd>] load_module+0x1f8d/0x2530
[ 14.553913] [<ffffffff810fd630>] ? __symbol_put+0x40/0x40
[ 14.553918] [<ffffffff8110155e>] SYSC_finit_module+0x7e/0xa0
[ 14.553922] [<ffffffff8110159e>] SyS_finit_module+0xe/0x10
[ 14.553927] [<ffffffff818e4eee>] entry_SYSCALL_64_fastpath+0x12/0x6d
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