Bug#824491: udev: impossible to disable predictable network interface names

[Steinar H. Gunderson]

On Mon, May 16, 2016 at 07:49:25PM +0200, Michael Biebl wrote:
>>>>   1. ln -s /dev/null /etc/udev/rules.d/80-net-setup-link.rules
>>> Have you rebuilt the initramfs after that change? Does the initramfs
>>> contain the rules file?
>> No on both counts.
> If you rebuild the initramfs (see README.Debian) do you get the kernel
> names back?

No. But there's still no 80-net-setup-link.rules (whether in /etc or /lib)
in the initramfs.

Note that the card doesn't come up until a while after the initramfs is done.

> Ok, that looks fine. Since I can't reproduce the issue here
> (net.ifnames=0 does disable the new naming scheme), can you start by
> providing a journalctl -alb log from such a boot?

Unfortunately the journal is clogged with noise due to #823552.
The only stuff that's not from those voltage regulator messages are these:

May 16 17:49:30 soldroid kernel: exynos-hdmi 14530000.hdmi: Failed to get supply 'vdd': -517
May 16 17:49:30 soldroid kernel: [drm:hdmi_probe [exynosdrm]] *ERROR* failed to get regulators
May 16 17:49:30 soldroid kernel: [drm:hdmi_probe [exynosdrm]] *ERROR* hdmi_resources_init failed
May 16 17:49:30 soldroid kernel: leds_pwm pwmleds: unable to request PWM for blue:heartbeat: -517
May 16 17:49:30 soldroid kernel: vdd_ldo9: ramp_delay not set
May 16 17:49:30 soldroid kernel: vdd_ldo13: ramp_delay not set
May 16 17:49:30 soldroid kernel: vdd_ldo15: ramp_delay not set
May 16 17:49:30 soldroid kernel: vdd_sd: ramp_delay not set
May 16 17:49:30 soldroid kernel: usb_phy_generic.4644.auto supply vcc not found, using dummy regulator
May 16 17:49:30 soldroid kernel: usb_phy_generic.4645.auto supply vcc not found, using dummy regulator
May 16 17:49:30 soldroid kernel: exynos-dwc3 usb at 12000000: no suspend clk specified
May 16 17:49:30 soldroid kernel: usb_phy_generic.4646.auto supply vcc not found, using dummy regulator
May 16 17:49:30 soldroid kernel: usb_phy_generic.4647.auto supply vcc not found, using dummy regulator
May 16 17:49:30 soldroid kernel: exynos-dwc3 usb at 12400000: no suspend clk specified
May 16 17:49:30 soldroid kernel: exynos-tmu 10060000.tmu: More trip points than supported by this TMU.
May 16 17:49:30 soldroid kernel: exynos-tmu 10060000.tmu: 2 trip points should be configured in polling mode.
May 16 17:49:30 soldroid kernel: [drm] Exynos DRM: using 14450000.mixer device for DMA mapping operations
May 16 17:49:30 soldroid kernel: exynos-drm exynos-drm: bound 14450000.mixer (ops hdmi_enable [exynosdrm])
May 16 17:49:30 soldroid kernel: exynos-drm exynos-drm: bound 14530000.hdmi (ops hdmi_enable [exynosdrm])
May 16 17:49:30 soldroid kernel: [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
May 16 17:49:30 soldroid kernel: [drm] No driver support for vblank timestamp query.
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4648.auto: xHCI Host Controller
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4648.auto: new USB bus registered, assigned bus number 3
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4648.auto: hcc params 0x0220f04c hci version 0x100 quirks 0x00010010
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4648.auto: irq 135, io mem 0x12000000
May 16 17:49:30 soldroid kernel: usb usb3: New USB device found, idVendor=1d6b, idProduct=0002
May 16 17:49:30 soldroid kernel: usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1
May 16 17:49:30 soldroid kernel: usb usb3: Product: xHCI Host Controller
May 16 17:49:30 soldroid kernel: usb usb3: Manufacturer: Linux 4.6.0-with-cpuidle xhci-hcd
May 16 17:49:30 soldroid kernel: usb usb3: SerialNumber: xhci-hcd.4648.auto
May 16 17:49:30 soldroid kernel: hub 3-0:1.0: USB hub found
May 16 17:49:30 soldroid kernel: hub 3-0:1.0: 1 port detected
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4648.auto: xHCI Host Controller
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4648.auto: new USB bus registered, assigned bus number 4
May 16 17:49:30 soldroid kernel: usb usb4: We don't know the algorithms for LPM for this host, disabling LPM.
May 16 17:49:30 soldroid kernel: usb usb4: New USB device found, idVendor=1d6b, idProduct=0003
May 16 17:49:30 soldroid kernel: usb usb4: New USB device strings: Mfr=3, Product=2, SerialNumber=1
May 16 17:49:30 soldroid kernel: usb usb4: Product: xHCI Host Controller
May 16 17:49:30 soldroid kernel: usb usb4: Manufacturer: Linux 4.6.0-with-cpuidle xhci-hcd
May 16 17:49:30 soldroid kernel: usb usb4: SerialNumber: xhci-hcd.4648.auto
May 16 17:49:30 soldroid kernel: hub 4-0:1.0: USB hub found
May 16 17:49:30 soldroid kernel: hub 4-0:1.0: 1 port detected
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4649.auto: xHCI Host Controller
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4649.auto: new USB bus registered, assigned bus number 5
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4649.auto: hcc params 0x0220f04c hci version 0x100 quirks 0x00010010
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4649.auto: irq 136, io mem 0x12400000
May 16 17:49:30 soldroid kernel: usb usb5: New USB device found, idVendor=1d6b, idProduct=0002
May 16 17:49:30 soldroid kernel: usb usb5: New USB device strings: Mfr=3, Product=2, SerialNumber=1
May 16 17:49:30 soldroid kernel: usb usb5: Product: xHCI Host Controller
May 16 17:49:30 soldroid kernel: usb usb5: Manufacturer: Linux 4.6.0-with-cpuidle xhci-hcd
May 16 17:49:30 soldroid kernel: usb usb5: SerialNumber: xhci-hcd.4649.auto
May 16 17:49:30 soldroid kernel: hub 5-0:1.0: USB hub found
May 16 17:49:30 soldroid kernel: hub 5-0:1.0: 1 port detected
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4649.auto: xHCI Host Controller
May 16 17:49:30 soldroid kernel: xhci-hcd xhci-hcd.4649.auto: new USB bus registered, assigned bus number 6
May 16 17:49:30 soldroid kernel: usb usb6: We don't know the algorithms for LPM for this host, disabling LPM.
May 16 17:49:30 soldroid kernel: usb usb6: New USB device found, idVendor=1d6b, idProduct=0003
May 16 17:49:30 soldroid kernel: usb usb6: New USB device strings: Mfr=3, Product=2, SerialNumber=1
May 16 17:49:30 soldroid kernel: usb usb6: Product: xHCI Host Controller
May 16 17:49:30 soldroid kernel: usb usb6: Manufacturer: Linux 4.6.0-with-cpuidle xhci-hcd
May 16 17:49:30 soldroid kernel: usb usb6: SerialNumber: xhci-hcd.4649.auto
May 16 17:49:30 soldroid kernel: hub 6-0:1.0: USB hub found
May 16 17:49:30 soldroid kernel: hub 6-0:1.0: 1 port detected
May 16 17:49:30 soldroid kernel: usb 3-1: new high-speed USB device number 2 using xhci-hcd
May 16 17:49:30 soldroid kernel: usb 5-1: new high-speed USB device number 2 using xhci-hcd
May 16 17:49:30 soldroid kernel: usb 3-1: New USB device found, idVendor=05e3, idProduct=0610
May 16 17:49:30 soldroid kernel: usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
May 16 17:49:30 soldroid kernel: usb 3-1: Product: USB2.0 Hub
May 16 17:49:30 soldroid kernel: usb 3-1: Manufacturer: GenesysLogic
May 16 17:49:30 soldroid kernel: usb 5-1: New USB device found, idVendor=0bda, idProduct=8153
May 16 17:49:30 soldroid kernel: usb 5-1: New USB device strings: Mfr=1, Product=2, SerialNumber=6
May 16 17:49:30 soldroid kernel: usb 5-1: Product: USB 10/100/1000 LAN
May 16 17:49:30 soldroid kernel: usb 5-1: Manufacturer: Realtek
May 16 17:49:30 soldroid kernel: usb 5-1: SerialNumber: 000001000000
May 16 17:49:30 soldroid kernel: hub 3-1:1.0: USB hub found
May 16 17:49:30 soldroid kernel: hub 3-1:1.0: 2 ports detected
May 16 17:49:30 soldroid kernel: usbcore: registered new interface driver r8152
May 16 17:49:30 soldroid kernel: usbcore: registered new interface driver cdc_ether
May 16 17:49:30 soldroid kernel: usb 5-1: reset high-speed USB device number 2 using xhci-hcd
May 16 17:49:30 soldroid kernel: r8152 5-1:1.0 eth0: v1.08.3
May 16 17:49:30 soldroid kernel: r8152 5-1:1.0 enx001e06303327: renamed from eth0
May 16 17:49:30 soldroid kernel: Console: switching to colour frame buffer device 240x67
May 16 17:49:30 soldroid kernel: exynos-drm exynos-drm: fb0:  frame buffer device
May 16 17:49:30 soldroid kernel: [drm] Initialized exynos 1.0.0 20110530 on minor 0
May 16 17:49:30 soldroid kernel: leds_pwm pwmleds: unable to request PWM for blue:heartbeat: -517
May 16 17:49:30 soldroid kernel: leds_pwm pwmleds: unable to request PWM for blue:heartbeat: -517
May 16 17:49:29 soldroid systemd[1]: Started Getty on tty1.
May 16 17:49:29 soldroid systemd[1]: Started Serial Getty on ttySAC2.
May 16 17:49:29 soldroid systemd[1]: Reached target Login Prompts.
May 16 17:49:29 soldroid systemd[1]: Started LSB: daemon to balance interrupts for SMP systems.
May 16 17:49:29 soldroid systemd[1]: Started LSB: exim Mail Transport Agent.
May 16 17:49:29 soldroid systemd[1]: Started Login Service.
May 16 17:49:29 soldroid systemd[1]: Reached target Multi-User System.
May 16 17:49:29 soldroid systemd[1]: Reached target Graphical Interface.
May 16 17:49:29 soldroid systemd[1]: Starting Update UTMP about System Runlevel Changes...
May 16 17:49:29 soldroid systemd[1]: Started Update UTMP about System Runlevel Changes.
May 16 17:49:29 soldroid systemd[1]: Startup finished in 4.918s (kernel) + 12.804s (userspace) = 17.723s.

It's a bit funky that the clock goes backwards, but...

/* Steinar */
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