It's a fresh 17.04 installation no upgrade involved. I will try the latest
upstream kernel and report back.
Thanks for the hint!

Joseph Salisbury <email address hidden> schrieb am Mo., 24. Apr.
2017, 19:41:

> ** Changed in: linux (Ubuntu)
>        Status: Confirmed => Incomplete
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1685794
>
> Title:
>   Boot delayed for about 90 seconds until 'random: crng init done'
>
> Status in linux package in Ubuntu:
>   Incomplete
>
> Bug description:
>
>   Shortened dmesg output, notice the unnaturally long delay before crng
>   init finishes:
>
>   [    8.533630] Bluetooth: hci0: Intel Bluetooth firmware patch completed
> and activated
>   [    8.542239] input: HDA Intel PCH Mic as
> /devices/pci0000:00/0000:00:1b.0/sound/card1/input18
>   [    8.542313] input: HDA Intel PCH Line as
> /devices/pci0000:00/0000:00:1b.0/sound/card1/input19
>   [    8.542382] input: HDA Intel PCH Dock Line Out as
> /devices/pci0000:00/0000:00:1b.0/sound/card1/input20
>   [    8.542449] input: HDA Intel PCH Headphone as
> /devices/pci0000:00/0000:00:1b.0/sound/card1/input21
>   [    8.544240] cdc_ether 2-6:2.0 usb0: register 'cdc_ether' at
> usb-0000:00:14.0-6, CDC Ethernet Device, 02:1e:10:1f:00:00
>   [    8.544271] usbcore: registered new interface driver cdc_ether
>   [    8.637660] ieee80211 phy0: Selected rate control algorithm
> 'iwl-mvm-rs'
>   [    8.654022] input: HP WMI hotkeys as /devices/virtual/input/input22
>   [    8.688226] cdc_ether 2-6:2.0 enp0s20u6c2: renamed from usb0
>   [    8.713288] iwlwifi 0000:02:00.0 wlo1: renamed from wlan0
>   [    9.804308] input: ST LIS3LV02DL Accelerometer as
> /devices/platform/lis3lv02d/input/input23
>   [   98.327857] random: crng init done
>   [   98.330072] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
>   [   98.330073] Bluetooth: BNEP filters: protocol multicast
>   [   98.330077] Bluetooth: BNEP socket layer initialized
>   [   98.443281] kauditd_printk_skb: 90 callbacks suppressed
>   [   98.492927] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready
>   [   98.681030] IPv6: ADDRCONF(NETDEV_UP): enp0s25: link is not ready
>   [   98.685672] IPv6: ADDRCONF(NETDEV_UP): enp0s20u6c2: link is not ready
>   [   98.685789] cdc_ether 2-6:2.0 enp0s20u6c2: kevent 12 may have been
> dropped
>   [   98.688384] IPv6: ADDRCONF(NETDEV_UP): wlo1: link is not ready
>   [   98.690915] iwlwifi 0000:02:00.0: L1 Enabled - LTR Enabled
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 17.04
>   Package: linux-image-4.10.0-19-generic 4.10.0-19.21 [modified:
> boot/vmlinuz-4.10.0-19-generic]
>   ProcVersionSignature: Ubuntu 4.10.0-19.21-generic 4.10.8
>   Uname: Linux 4.10.0-19-generic x86_64
>   ApportVersion: 2.20.4-0ubuntu4
>   Architecture: amd64
>   AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/by-path',
> '/dev/snd/hwC1D0', '/dev/snd/pcmC1D0c', '/dev/snd/pcmC1D0p',
> '/dev/snd/controlC1', '/dev/snd/hwC0D0', '/dev/snd/pcmC0D8p',
> '/dev/snd/pcmC0D7p', '/dev/snd/pcmC0D3p', '/dev/snd/controlC0',
> '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1:
>   CurrentDesktop: Unity:Unity7
>   Date: Mon Apr 24 14:58:33 2017
>   EcryptfsInUse: Yes
>   InstallationDate: Installed on 2017-04-18 (5 days ago)
>   InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
>   MachineType: Hewlett-Packard HP EliteBook 840 G1
>   ProcFB: 0 inteldrmfb
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.10.0-19-generic.efi.signed
> root=UUID=9fb9fc1d-15a4-4e98-a2ae-bf572e0900d5 ro quiet splash vt.handoff=7
>   PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No
> PulseAudio daemon running, or not running as session daemon.
>   RelatedPackageVersions:
>    linux-restricted-modules-4.10.0-19-generic N/A
>    linux-backports-modules-4.10.0-19-generic  N/A
>    linux-firmware                             1.164
>   SourcePackage: linux
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 05/23/2016
>   dmi.bios.vendor: Hewlett-Packard
>   dmi.bios.version: L71 Ver. 01.37
>   dmi.board.name: 198F
>   dmi.board.vendor: Hewlett-Packard
>   dmi.board.version: KBC Version 15.59
>   dmi.chassis.asset.tag: USH452L0B1
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: Hewlett-Packard
>   dmi.modalias:
> dmi:bvnHewlett-Packard:bvrL71Ver.01.37:bd05/23/2016:svnHewlett-Packard:pnHPEliteBook840G1:pvrA3009DD10203:rvnHewlett-Packard:rn198F:rvrKBCVersion15.59:cvnHewlett-Packard:ct10:cvr:
>   dmi.product.name: HP EliteBook 840 G1
>   dmi.product.version: A3009DD10203
>   dmi.sys.vendor: Hewlett-Packard
>
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