Re: The 4.15 kernel rebase on stable releases

[Stewart Samuels]

I just got a chance to test the 4.16.0-0.rc2 kernel using the 20180220 
Xfce Rawhide Spin.  It fails to boot due to a kernel paging request.  
Here are the snippets:


    U-Boot 2018.03-rc2 (Feb 16 2018 - 14:14:52 +0000) for ODROID-XU3/XU4/HC1

    CPU:   Exynos5422 @ 800 MHz
    Model: Odroid XU3 based on EXYNOS5422
    Board: Odroid XU3 based on EXYNOS5422
    Type:  xu4
    DRAM:  2 GiB
    MMC:   EXYNOS DWMMC: 0, EXYNOS DWMMC: 1
    Loading Environment from MMC... *** Warning - bad CRC, using default
    environment

    Failed (-5)
    In:    serial
    Out:   serial
    Err:   serial
    Net:   No ethernet found.
    Hit any key to stop autoboot:  0
    mmc_init: -5, time 6
    switch to partitions #0, OK
    mmc0 is current device
    Scanning mmc 0:2...
    Found /extlinux/extlinux.conf
    Retrieving file: /extlinux/extlinux.conf
    591 bytes read in 14 ms (41 KiB/s)
    Ignoring unknown command: ui
    Ignoring malformed menu command:  autoboot
    Ignoring malformed menu command:  hidden
    Ignoring unknown command: totaltimeout
    Fedora-Xfce-armhfp-Rawhide-20180220.n.0 Boot Options.
    1:      Fedora-Xfce-armhfp-Rawhide-20180220.n.0
    (4.16.0-0.rc2.git0.1.fc28.armv7hl)
    Enter choice: 1:        Fedora-Xfce-armhfp-Rawhide-20180220.n.0
    (4.16.0-0.rc2.git0.1.fc28.armv7hl)
    Retrieving file: /initramfs-4.16.0-0.rc2.git0.1.fc28.armv7hl.img
    54271696 bytes read in 4082 ms (12.7 MiB/s)
    Retrieving file: /vmlinuz-4.16.0-0.rc2.git0.1.fc28.armv7hl
    6660608 bytes read in 519 ms (12.2 MiB/s)
    append: ro root=UUID=7d9c6236-7437-49c9-9e30-cf5ba8d147d5 cma=192MB
    Retrieving file:
    /dtb-4.16.0-0.rc2.git0.1.fc28.armv7hl/exynos5422-odroidxu4.dtb
    56970 bytes read in 508 ms (109.4 KiB/s)
    Kernel image @ 0x42000000 [ 0x000000 - 0x65a200 ]
    ## Flattened Device Tree blob at 43000000
        Booting using the fdt blob at 0x43000000
        Loading Ramdisk to 4cc3e000, end 4ffffed0 ... OK
        Loading Device Tree to 4cc2d000, end 4cc3de89 ... OK

    Starting kernel ...

    [    0.000000] Booting Linux on physical CPU 0x100
    [    0.000000] Linux version 4.16.0-0.rc2.git0.1.fc28.armv7hl
    (mockbuild(a)buildvm-armv7-07.arm.fedoraproject.org) (gcc version
    8.0.1 20180218 8
    [    0.000000] CPU: ARMv7 Processor [410fc073] revision 3 (ARMv7),
    cr=10c5387d

                .
                .
                .

    [    6.366866] 12c30000.serial: ttySAC3 at MMIO 0x12c30000 (irq =
    61, base_baud = 0) is a S3C6400/10
    [    6.377630] msm_serial: driver initialized
    [    6.380655] STMicroelectronics ASC driver initialized
    [    6.390013] libphy: Fixed MDIO Bus: probed
    [    6.393299] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI)
    Driver
    [    6.399194] ehci-pci: EHCI PCI platform driver
    [    6.403631] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
    [    6.409762] ohci-pci: OHCI PCI platform driver
    [    6.414203] uhci_hcd: USB Universal Host Controller Interface driver
    [    6.420729] usbcore: registered new interface driver
    usbserial_generic
    [    6.427020] usbserial: USB Serial support registered for generic
    [    6.433186] mousedev: PS/2 mouse device common for all mice
    [    6.445564] device-mapper: uevent: version 1.0.3
    [    6.449213] device-mapper: ioctl: 4.37.0-ioctl (2017-09-20)
    initialised: dm-devel(a)redhat.com
    [    6.461297] ledtrig-cpu: registered to indicate activity on CPUs
    [    6.466198] hidraw: raw HID events driver (C) Jiri Kosina
    [    6.471445] usbcore: registered new interface driver usbhid
    [    6.476783] usbhid: USB HID core driver
    [    6.483709] drop_monitor: Initializing network drop monitor service
    [    6.489025] Initializing XFRM netlink socket
    [    6.493716] NET: Registered protocol family 10
    [    8.028149] Unable to handle kernel paging request at virtual
    address fffffffc


Stewart




On 02/22/2018 12:01 PM, Peter Robinson wrote:
>  On Thu, Feb 22, 2018 at 7:52 PM, Stewart Samuels
> <searider74(a)gmail.com&gt; wrote:
> >
> > On 02/22/2018 11:39 AM, Peter Robinson wrote:
> >> On Thu, Feb 22, 2018 at 7:24 PM, Stewart Samuels <searider74(a)gmail.com&gt;
> >> wrote:
> >>> Hi Peter,
> >>>
> >>> I just got a chance to update my Odroid Xu4 with the latest updates for
> >>> F27.
> >>> All was working fine with the exceptions for the Exynos 5 USB-3 issues
> >>> prior
> >>> to this upgrade.  After the upgrade and a reboot, my system no longer
> >>> boots
> >>> into graphics mode.  It seems to be failing somewhere along the line with
> >>> udev, but I am not certain of this.  The system will eventually boot into
> >>> non-graphics mode, which can be seen when connecting the serial port and
> >>> watching the boot messages.
> >>>
> >>> As I mentioned in previous posts, the Rawhide Spins all seem to have this
> >>> issue too.  In fact, they have had the problem for a long time now.  On
> >>> the
> >>> positive side, both this release of F27 updates and the Rawhide spins do
> >>> seem to have the USB-3 issues fixed.
> >> Can you try the 4.16rc2 kernel [1] and see if that has the same
> >> issues. The 4.16 kernel might help as there was a bunch of stuff that
> >> changed in the exynos drm driver.
> >>
> >> https://koji.fedoraproject.org/koji/buildinfo?buildID=1046448
> > Looking at the builds in this URL I see "rawhide" listed as one of the
> > "Tasks".  Doe this mean the current rawhide build are already including
> the
> > kernel-4.16.0-0.rc2 kernel?
>  Yes, and the just branched F-28 will as well. So you can do an upgrade
>  to F-28 and get it there too
>
> >>> Attached, is a MS Word formatted file of my boot log.  Hope this helps.
> >> Please don't do that, word processing docs are really not the way to
> >> handle this in open source just fpaste it or something. If it's booted
> >> just do "dmesg | fpaste" and provide the URL.
> >>
> >>> Regards,
> >>> Stewart
> >>>
> >>>
> >>> On 02/12/2018 09:56 AM, Peter Robinson wrote:
> >>>> Hi All,
> >>>>
> >>>> Just a heads up that the 4.15 kernel is headed to stable releases.
> >>>>
> >>>> I did a bunch of testing over the weekend and fixed up a bunch of
> >>>> issues, added some minor enhancements across a number of platforms.
> >>>> There is a kernel-4.15.2-301.fc27 build [1] which had all those fixes
> >>>> for people to test, I expect a 4.15.3 kernel going to updates-testing
> >>>> later today or tomorrow.
> >>>>
> >>>> A few notes for the fixes I added:
> >>>> * fixed cpufreq/thermal on i.MX6 (thanks kwizart for upstream fix)
> >>>> * Crypto/rng engine on some AllWinner devices now loads/works
> >>>> (A10/A143/A20 at least, I suspect more will come with later kernels)
> >>>> * Exynos 5 USB-3 issue should now be fixed once and for all (I hope)
> >>>> * A bunch of improvements for monitor detection on the Raspberry Pi
> >>>> * Ethernet driver more stable on AllWInner A64/H5 platforms (like
> >>>> Pine64)
> >>>> * Numerous other upstream fixes improvements that headed upstream
> >>>> * 4.15.3 (not in the build above) will include aarch64 fixes for
> >>>> Spectre/Meltdown.
> >>>>
> >>>> So please test and feel free to reply to this thread with any new
> >>>> issues you see with the 4.15 series, or any positive results.
> >>>>
> >>>> [1] https://koji.fedoraproject.org/koji/taskinfo?taskID=24966088
> >>>> _______________________________________________
> >>>> arm mailing list -- arm(a)lists.fedoraproject.org
> >>>> To unsubscribe send an email to arm-leave(a)lists.fedoraproject.org
> >>>