[Letux-kernel] LetuxOS: Kernel: m-latest 5.7-rc6 successful

Stefan Leichter sle85276 at gmx.de
Sun May 24 22:25:06 CEST 2020


Am 24.05.20 um 14:51 schrieb H. Nikolaus Schaller:
> Hi Stefan,
>
>> Am 24.05.2020 um 13:49 schrieb Stefan Leichter <sle85276 at gmx.de>:
>>
>> Am 23.05.20 um 17:04 schrieb H. Nikolaus Schaller:
>>> Hi Stefan,
>>> sorry for the late reply. I did read but almost forgot...
>>>
>>>> Am 21.05.2020 um 22:36 schrieb Stefan Leichter <sle85276 at gmx.de>:
>>>>
>>>> Am 18.05.20 um 18:23 schrieb H. Nikolaus Schaller:
>>>>> KVERSION: v5.7-rc6 - http://www.kernel.org
>>>>>
>>>>> CONFIGS:  arch/arm/configs/letux_defconfig arch/arm/configs/letux_lpae_defconfig arch/arm64/configs/letux_defconfig arch/mips/configs/letux_defconfig
>>>>>
>>>> Hello,
>>>>
>>>> bad news, the last kernel that boots to a login prompt on the serial console on my OpenPandora 1GHz is v5.7-rc2. Newer Kernels seems to get stuck somewhere.
>>>> When comparing the output on the console against the console output of Letux-v5.7-rc2, the first missing lines for the kernel Letux-v5.7-rc3/4/5/6 are:
>>>>
>>>> [   14.379913] EXT4-fs (mmcblk0p1): re-mounted. Opts: (null)
>>>> [....] Checking root file system...fsck from util-linux 2.25.2
>>>> e2fsck 1.42.12 (29-Aug-2014)
>>>> rootfs: clean, 40698/486720 files, 283792/1945584 blocks
>>>> [   14.766052] EXT4-fs (mmcblk0p1): re-mounted. Opts: errors=remount-ro
>>>>
>>>> Can someone please guide me how to track the problem down, I tried with git bisect but the first iteration already fails to build because of letux_defconfig not being present.
>>>
>>> Hm. This seems to indicate some problem with SD card detection.
>>> Maybe the card-detect is working unreliable?
>>>
>>> Could you please post a full log until it gets stuck?
>>>
>>> Then I can also compare to the omap3530 based Pandora 600MHz.
>>>
>>> Best regards and thanks,
>>> Nikolaus
>>>
>>> _______________________________________________
>>> http://projects.goldelico.com/p/gta04-kernel/
>>> Letux-kernel mailing list
>>> Letux-kernel at openphoenux.org
>>> http://lists.goldelico.com/mailman/listinfo.cgi/letux-kernel
>>>
>> Hello Nikolaus,
>>
>> I sent the logs yesterday, sadly from a different mail account, therefore the mail did not pop up on the mailing list.
>
> I did get a notice but it was not possible to enable it for the mailing list.
>
>>
>> Than I played around with 'git bisect' in the letux-5.7-rc3 branch and found that the problem is caused by one of the letux patches.
>>
>> git bisect start
>> # good: [6a8b55ed4056ea5559ebe4f6a4b247f627870d4c] Linux 5.7-rc3
>> git bisect good 6a8b55ed4056ea5559ebe4f6a4b247f627870d4c
>> # bad: [926ab752d0b3b31f243a1883369dc9860db21543] Merge branch 'letux/drivers-keyboard' into letux-5.7-rc3
>> git bisect bad 926ab752d0b3b31f243a1883369dc9860db21543
>> # skip: [c428cededb8891501814681a9161146073164ec8] Merge branch 'letux/dt-gta04-v5' into letux-5.7-rc3
>> git bisect skip c428cededb8891501814681a9161146073164ec8
>> # good: [256ac1c130f1477d7a1ecc33adba82c4ca878178] Letux: rootfs: make more scripts location independent
>> git bisect good 256ac1c130f1477d7a1ecc33adba82c4ca878178
>> # good: [256ac1c130f1477d7a1ecc33adba82c4ca878178] Letux: rootfs: make more scripts location independent
>> git bisect good 256ac1c130f1477d7a1ecc33adba82c4ca878178
>> # good: [6c8a70753df2b905731bd664187039631bde506e] Merge branch 'letux/debian-build' into letux-5.7-rc3
>> git bisect good 6c8a70753df2b905731bd664187039631bde506e
>> # good: [caf077dc01259c3a49fcc978c173d587facb97be] Merge branch 'letux/pvr-demo' into letux-5.7-rc3
>> git bisect good caf077dc01259c3a49fcc978c173d587facb97be
>> # good: [70b8a68936fc3923f6be5568e5b6b30f7d430a79] Merge branch 'letux/rtl8189fs' into letux-5.7-rc3
>> git bisect good 70b8a68936fc3923f6be5568e5b6b30f7d430a79
>> # good: [3c8d3aa26212c439edde224cf50302597eb96019] arm64: allwinner: dts: h6: enable USB3 port on Pine H64
>> git bisect good 3c8d3aa26212c439edde224cf50302597eb96019
>> # good: [5cae8fd629e6a2eaa39e09578f50201173c7cbce] Merge branch 'letux/kobolino-epdc-v4' into letux-5.7-rc3
>> git bisect good 5cae8fd629e6a2eaa39e09578f50201173c7cbce
>> # good: [0cfd4356a6be8e80776e5f06385ee8671855ec01] Merge branch 'letux/libertas' into letux-5.7-rc3
>> git bisect good 0cfd4356a6be8e80776e5f06385ee8671855ec01
>> # bad: [a75d0cfb0822008e38941182cf586a0b0080fb39] Merge branch 'letux/charging_fixes' into letux-5.7-rc3
>> git bisect bad a75d0cfb0822008e38941182cf586a0b0080fb39
>> # good: [15202aec9a61cb3d24e44b157f943801cdf97efd] Merge branch 'letux/ehci-usb-pm-v2' into letux-5.7-rc3
>> git bisect good 15202aec9a61cb3d24e44b157f943801cdf97efd
>> # bad: [af2ece0e31746f2c1a2cc513da54c8f9cee27042] Merge branch 'letux/tvfix-v3' into letux-5.7-rc3
>> git bisect bad af2ece0e31746f2c1a2cc513da54c8f9cee27042
>> # good: [6b094ee37a271e0ca50c8afff27e0aa60fd92bb1] Merge branch 'letux/phy-twl' into letux-5.7-rc3
>> git bisect good 6b094ee37a271e0ca50c8afff27e0aa60fd92bb1
>> # good: [4fdd98d2e828a1ee350b496df7fcb8c8a670717f] ARM: DT: openpandora: venc fix
>> git bisect good 4fdd98d2e828a1ee350b496df7fcb8c8a670717f
>> # first bad commit: [af2ece0e31746f2c1a2cc513da54c8f9cee27042] Merge branch 'letux/tvfix-v3' into letux-5.7-rc3
>
> That is interesting.
>
>>
>> If I revert the commit (git revert af2ece0e31746f2c1a2cc513da54c8f9cee27042 -m 1) on top of letux-5.7-rc3 the console gets to the login prompt.
>
> Hm. The af2ece0e31746f2c1a2cc513da54c8f9cee27042 just merges letux/tvfix-v3 which contains a single patch.
> This should be a fix the video output driver, but I have never tested it.
> So please can you try to git revert 01399e6be1eab63dbd1b9f1f653f74fc8beec8f2 instead of the merge?
>
> This tries to fix the video out in a pandora-specific way. I.e. the GTA04 and other devices I am testing are doing it differently.
> And I know that the DSS developers have reworked all the stuff behind video etc.
> That is a good sign that you have narrowed it down.
>
>> Sadly the login does not work because of no password prompt
>
> I plan to update to 5.7-rc7 tomorrow and hope that I find a little time to test it on the Pandora (600MHz). What I observed is that it may take 2 minutes until the login: prompt on the console.
>

Hello Nikolaus,

with the reverted commit 01399e6be1eab63dbd1b9f1f653f74fc8beec8f2 the Pandora boots to the login prompt too.

Attached are the console logs from the 5.7-rc3 kernel from your sever and from my self build kernel with the reverted commit.

Best regards
Stefan
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