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Date:   Fri, 24 Aug 2018 16:11:20 +0200
From:   Greg KH <gregkh@linuxfoundation.org>
To:     "Matthias B." <matthias@winterdrache.de>
Cc:     stable@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: How to report kernel panic in 4.4.x
Message-ID: <20180824141120.GA31555@kroah.com>
References: <20180824142408.6340d052@ninja>
 <20180824125950.GA29673@kroah.com>
 <20180824160947.49387d7b@ninja>
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On Fri, Aug 24, 2018 at 04:09:47PM +0200, Matthias B. wrote:
> The following is the dmesg output from my working 4.4.147 around the
> time when the newer kernel panics.
> 
> 
>     0.425380] Bluetooth: HIDP (Human Interface Emulation) ver 1.2
> [    0.425932] Bluetooth: HIDP socket layer initialized
> [    0.426617] microcode: CPU0 sig=0x306c3, pf=0x2, revision=0x19
> [    0.427203] microcode: CPU1 sig=0x306c3, pf=0x2, revision=0x19
> [    0.427772] microcode: CPU2 sig=0x306c3, pf=0x2, revision=0x19
> [    0.428688] microcode: CPU3 sig=0x306c3, pf=0x2, revision=0x19
> [    0.429221] microcode: CPU4 sig=0x306c3, pf=0x2, revision=0x19
> [    0.429744] microcode: CPU5 sig=0x306c3, pf=0x2, revision=0x19
> [    0.430255] microcode: CPU6 sig=0x306c3, pf=0x2, revision=0x19
> [    0.430761] microcode: CPU7 sig=0x306c3, pf=0x2, revision=0x19
> [    0.431271] microcode: Microcode Update Driver: v2.01
>     <tigran@aivazian.fsnet.co.uk>, Peter Oruba [    0.431815] AVX2
>     version of gcm_enc/dec engaged. [    0.432347] AES CTR mode by8
>     optimization enabled [    0.433358] registered taskstats version 1
> [    0.434086] Btrfs loaded
> [    0.434991] rtc_cmos 00:02: setting system clock to 2018-08-24
>     13:35:45 UTC (1535117745) [    0.435586] ALSA device list:
> [    0.436074]   No soundcards found.
> 
> 
> 
> All of the times visible on screen for the panicking kernel are in this
> gap.
> 
> 
> 
> [    0.595677] snd_hda_intel 0000:01:00.1: Too many HDMI devices
> [    0.596251] snd_hda_intel 0000:01:00.1: Consider building the kernel
>     with CONFIG_SND_DYNAMIC_MINORS=y [    0.596839] snd_hda_intel
>     0000:01:00.1: Too many HDMI devices [    0.597412] snd_hda_intel
>     0000:01:00.1: Consider building the kernel with
>     CONFIG_SND_DYNAMIC_MINORS=y [    0.612466] snd_hda_intel
>     0000:01:00.1: control 3:0:0:ELD:0 is already present [    0.613100]
>     snd_hda_codec_hdmi: probe of hdaudioC0D0 failed with error -16

Have you tried enabling CONFIG_SND_DYNAMIC_MINORS like the kernel is
asking you to here?  Does that help?

thanks,

greg k-h