Bug#1019510: systemd-sysv: annoying beep during shutdown or reboot

Michael Biebl biebl at debian.org
Sun Sep 11 21:14:18 BST 2022


Am 11.09.2022 um 20:15 schrieb Christian Danneberg:
> Hi Michael,
> blacklisting pcspkr is not an option because this module isn't loaded.
> 
> Is there a way to configure my system so that no wall message is send 
> for shutdown or reboot?

I'd ask a search engine of my choice.
E.g. that yields
https://wiki.archlinux.org/title/PC_speaker

> Christian
> 
> Here ist the output of:
> 
> $ lsmod
> Module                  Size  Used by
> cmac                   16384  3
> algif_hash             16384  1
> algif_skcipher         16384  1
> af_alg                 36864  6 algif_hash,algif_skcipher
> bnep                   28672  2
> cpufreq_ondemand       20480  4
> cpufreq_powersave      20480  0
> cpufreq_userspace      20480  0
> cpufreq_conservative    16384  0
> btusb                  65536  0
> btrtl                  28672  1 btusb
> intel_rapl_msr         20480  0
> btbcm                  24576  1 btusb
> intel_rapl_common      28672  1 intel_rapl_msr
> btintel                45056  1 btusb
> btmtk                  16384  1 btusb
> bluetooth             888832  29 btrtl,btmtk,btintel,btbcm,bnep,btusb
> x86_pkg_temp_thermal    20480  0
> intel_powerclamp       20480  0
> coretemp               20480  0
> qrtr                   49152  4
> kvm_intel             372736  0
> jitterentropy_rng      16384  1
> kvm                  1081344  1 kvm_intel
> sha512_ssse3           49152  1
> irqbypass              16384  1 kvm
> sha512_generic         16384  1 sha512_ssse3
> snd_hda_codec_hdmi     81920  1
> mei_wdt                16384  0
> ghash_clmulni_intel    16384  0
> sunrpc                659456  1
> mei_hdcp               24576  0
> dell_laptop            32768  0
> ctr                    16384  0
> snd_hda_codec_idt      69632  1
> aesni_intel           380928  4
> drbg                   40960  1
> snd_hda_codec_generic    98304  1 snd_hda_codec_idt
> crypto_simd            16384  1 aesni_intel
> cryptd                 28672  3 crypto_simd,ghash_clmulni_intel
> ledtrig_audio          16384  2 snd_hda_codec_generic,dell_laptop
> dell_smm_hwmon         20480  0
> ansi_cprng             16384  0
> snd_hda_intel          57344  3
> iTCO_wdt               16384  0
> snd_intel_dspcfg       32768  1 snd_hda_intel
> rapl                   20480  0
> snd_intel_sdw_acpi     20480  1 snd_intel_dspcfg
> uinput                 20480  1
> intel_pmc_bxt          16384  1 iTCO_wdt
> dell_wmi               20480  0
> snd_hda_codec         176128  4 
> snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec_idt
> joydev                 28672  0
> intel_cstate           20480  0
> ecdh_generic           16384  2 bluetooth
> ecc                    40960  1 ecdh_generic
> iTCO_vendor_support    16384  1 iTCO_wdt
> intel_uncore          208896  0
> serio_raw              20480  0
> at24                   28672  0
> sparse_keymap          16384  1 dell_wmi
> wmi_bmof               16384  0
> watchdog               32768  2 iTCO_wdt,mei_wdt
> snd_hda_core          110592  5 
> snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_codec_idt
> wl                   6471680  0
> snd_hwdep              16384  1 snd_hda_codec
> snd_pcm               155648  4 
> snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core
> snd_timer              45056  1 snd_pcm
> cfg80211             1064960  1 wl
> evdev                  28672  32
> dell_smo8800           20480  0
> snd                   118784  14 
> snd_hda_codec_generic,snd_hda_codec_hdmi,snd_hwdep,snd_hda_intel,snd_hda_codec,snd_timer,snd_pcm,snd_hda_codec_idt
> mei_me                 45056  2
> dell_rbtn              20480  1
> ac                     20480  0
> mei                   155648  5 mei_wdt,mei_hdcp,mei_me
> soundcore              16384  1 snd
> rfkill                 32768  9 bluetooth,dell_laptop,dell_rbtn,cfg80211
> sg                     40960  0
> binfmt_misc            24576  1
> dell_smbios            32768  2 dell_wmi,dell_laptop
> dcdbas                 20480  1 dell_smbios
> dell_wmi_descriptor    20480  2 dell_wmi,dell_smbios
> msr                    16384  0
> parport_pc             40960  0
> ppdev                  24576  0
> lp                     20480  0
> parport                73728  3 parport_pc,lp,ppdev
> fuse                  172032  5
> configfs               57344  1
> ip_tables              36864  0
> x_tables               57344  1 ip_tables
> autofs4                53248  2
> ext4                  954368  1
> crc16                  16384  2 bluetooth,ext4
> mbcache                16384  1 ext4
> jbd2                  163840  1 ext4
> crc32c_generic         16384  0
> sd_mod                 61440  3
> t10_pi                 16384  1 sd_mod
> hid_generic            16384  0
> crc64_rocksoft         20480  1 t10_pi
> crc64                  20480  1 crc64_rocksoft
> crc_t10dif             20480  1 t10_pi
> crct10dif_generic      16384  0
> usbhid                 65536  0
> hid                   155648  2 usbhid,hid_generic
> i915                 3207168  45
> ahci                   49152  2
> libahci                49152  1 ahci
> drm_buddy              20480  1 i915
> libata                385024  2 libahci,ahci
> i2c_algo_bit           16384  1 i915
> drm_dp_helper         159744  1 i915
> sdhci_pci              77824  0
> cec                    61440  2 drm_dp_helper,i915
> e1000e                315392  0
> rc_core                65536  1 cec
> xhci_pci               20480  0
> scsi_mod              270336  3 sd_mod,libata,sg
> cqhci                  32768  1 sdhci_pci
> ttm                    86016  1 i915
> xhci_hcd              315392  1 xhci_pci
> ptp                    32768  1 e1000e
> drm_kms_helper        196608  2 drm_dp_helper,i915
> i2c_i801               36864  0
> sdhci                  81920  1 sdhci_pci
> ehci_pci               20480  0
> crct10dif_pclmul       16384  1
> crct10dif_common       16384  3 
> crct10dif_generic,crc_t10dif,crct10dif_pclmul
> drm                   622592  13 
> drm_dp_helper,drm_kms_helper,drm_buddy,i915,ttm
> crc32_pclmul           16384  0
> crc32c_intel           24576  2
> ehci_hcd               98304  1 ehci_pci
> psmouse               184320  0
> lpc_ich                28672  0
> usbcore               331776  6 
> xhci_hcd,ehci_pci,usbhid,ehci_hcd,btusb,xhci_pci
> mmc_core              200704  3 sdhci,cqhci,sdhci_pci
> scsi_common            16384  3 scsi_mod,libata,sg
> i2c_smbus              20480  1 i2c_i801
> pps_core               24576  1 ptp
> usb_common             16384  3 xhci_hcd,usbcore,ehci_hcd
> wmi                    36864  4 
> dell_wmi,wmi_bmof,dell_smbios,dell_wmi_descriptor
> battery                28672  0
> video                  57344  3 dell_wmi,dell_laptop,i915
> button                 24576  0
> 
> 
> 
> 
> Am 11.09.22 um 13:17 schrieb Michael Biebl:
>> [please CC the bug report on replies]
>>
>>
>> Am 11.09.2022 um 12:29 schrieb Christian Danneberg:
>>> Hi Michael,
>>> seems to work!!! This solved the issue. Thanks! Any explanations how
>>> this happens?
>>
>> As mentioned in my previous mail, systemd now defaults to sending a 
>> wall message (on shutdown/reboot/...) if there are locally logged in 
>> users.
>>
>> It appears, this wall message triggers the beep on your system (you 
>> can verify that by running the wall command)
>>
>> https://lists.debian.org/debian-user/2011/12/msg00323.html
>>
>> I'd try blacklisting the pcspkr module:
>>
>>  echo "blacklist pcspkr" >> /etc/modprobe.d/blacklist.conf
>>
>>
>>
>>> Christian
>>>
>>> Am 10.09.22 um 23:27 schrieb Michael Biebl:
>>>> Control: tags -1 + moreinfo
>>>>
>>>> Am 10.09.2022 um 21:57 schrieb Christian Danneberg:
>>>>> on every reboot or shutdown my Laptop beeps very loud (Dell E6230). 
>>>>> This
>>>>> behaviour came up after the installation of Bookworm.
>>>>> I tried all stuff I found. Blacklisting of pcspkr kernel module, on
>>>>> my system I
>>>>> can't find a module like pcspkr or similar. Tried to find the hex
>>>>> code 0x07
>>>>> in the binary of /sbin/shutdown. As suggested in forum.debian.de.
>>>>>
>>>>> All that had no effect.
>>>>
>>>> Do you get a beep if you run
>>>> systemctl reboot --no-wall ?
>>>>
>>>> It's possibly related to
>>>> https://github.com/systemd/systemd/commit/cdf370626f08ed509a5dde9d5618eed29d625032
>>>>
>>>> In that case, wall messages do trigger a beep on your system.
>>>> If you don't want that, you can blacklist pcspkr.
>>>
>>
> 

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