Subject: Re: msm_hsusb 78d9000.usb: failed to create device link to ci_hdrc.0.ulpi

From: Jack Pham <[email-masked]>
Date: Tue, 18 Feb 2020 18:45:34 -0800

On Wed, Feb 19, 2020 at 01:38:22AM +0000, Peter Chen wrote:
> On 20-02-17 14:02:57, Naresh Kamboju wrote:
> > arm64 APQ 8016 SBC ( Dragonboard 410c)  device running Linux next boot
> > failed due to below error.
> > 
> > [    0.000000] Booting Linux on physical CPU 0x0000000000 [0x410fd030]
> > [    0.000000] Linux version 5.6.0-rc2-next-20200217 (oe-user@oe-host)
> > (gcc version 7.3.0 (GCC)) #1 SMP PREEMPT Mon Feb 17 04:27:31 UTC 2020
> > [    0.000000] Machine model: Qualcomm Technologies, Inc. APQ 8016 SBC
> > <>
> > [    4.439291] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.448891] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.457879] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.467331] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.475636] mmc0: new HS200 MMC card at address 0001
> > [    4.478895] mmcblk0: mmc0:0001 DS2008 7.28 GiB
> > [    4.480629] mmcblk0boot0: mmc0:0001 DS2008 partition 1 4.00 MiB
> > [    4.484719] mmcblk0boot1: mmc0:0001 DS2008 partition 2 4.00 MiB
> > [    4.492247] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.502611] mmcblk0rpmb: mmc0:0001 DS2008 partition 3 4.00 MiB,
> > chardev (234:0)
> > [    4.506949] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.517901] random: fast init done
> > [    4.521420] mmc1: new ultra high speed SDR104 SDHC card at address aaaa
> > [    4.523400] mmcblk1: mmc1:aaaa SL16G 14.8 GiB
> > [    4.532843] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.539131]  mmcblk0: p1 p2 p3 p4 p5 p6 p7 p8 p9 p10 p11 p12 p13 p14
> > [    4.542309]  mmcblk1: p1
> > [    4.561843] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.573481] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.585283] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.592622] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.600074] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.607204] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> > [    4.614679] msm_hsusb 78d9000.usb: failed to create device link to
> > ci_hdrc.0.ulpi
> 
> The chipidea USB code hasn't changed recently. Would you please bisect
> which commit affect it?

Probably same cause as for this:
https://bugzilla.kernel.org/show_bug.cgi?id=206435

> > metadata:
> >   git branch: master
> >   git repo: https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgit.kernel.org%2Fpub%2Fscm%2Flinux%2Fkernel%2Fgit%2Fnext%2Flinux-next.git&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927547718&amp;sdata=Hy52nqOnn5nPgLcgSgWWJciwVy73MnHheNAqOi8tX4g%3D&amp;reserved=0
> >   git commit: c25a951c50dca1da4a449a985a9debd82dc18573
> >   git describe: next-20200217
> >   make_kernelversion: 5.6.0-rc2
> >   kernel-config:
> > https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fsnapshots.linaro.org%2Fopenembedded%2Flkft%2Flkft%2Fsumo%2Fdragonboard-410c%2Flkft%2Flinux-next%2F705%2Fconfig&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927547718&amp;sdata=7tuNCoQH2Fu5yDtcfE3D%2F1SDGQg9wSyKKPO8ufmQg1w%3D&amp;reserved=0
> >   build-location:
> > https://eur01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fsnapshots.linaro.org%2Fopenembedded%2Flkft%2Flkft%2Fsumo%2Fdragonboard-410c%2Flkft%2Flinux-next%2F705&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927557710&amp;sdata=%2FBbdDiwFV%2B7z01ayzHuKl%2FLMIa6Qv%2BjajgywkhsVrJY%3D&amp;reserved=0
> > 
> > ref:
> > https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fqa-reports.linaro.org%2Flkft%2Flinux-next-oe%2Fbuild%2Fnext-20200217%2Ftestrun%2F1223296%2Flog&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927557710&amp;sdata=hXhbx%2FMJ6BDzQkYMUZrc8uRmiCb2YfLluvzjg6uaZ%2Fw%3D&amp;reserved=0
> > https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fqa-reports.linaro.org%2Flkft%2Flinux-next-oe%2Fbuild%2Fnext-20200217%2Ftestrun%2F1223301%2Flog&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927557710&amp;sdata=5zrDqvPVZcgrFEogBjes0NG1uRv7WJnEeUiGUqe%2FB7A%3D&amp;reserved=0
> > https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fqa-reports.linaro.org%2Flkft%2Flinux-next-oe%2Fbuild%2Fnext-20200217%2Ftestrun%2F1223310%2Flog&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927557710&amp;sdata=TWixPlJuzES7AReilcm%2FG4pWTYVy3ku6zetEVmeXB6I%3D&amp;reserved=0
> > https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fqa-reports.linaro.org%2Flkft%2Flinux-next-oe%2Fbuild%2Fnext-20200217%2Ftestrun%2F1223308%2Flog&amp;data=02%7C01%7CPeter.Chen%40nxp.com%7C4e1721d16eb94d84db0208d7b38405d8%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637175251927557710&amp;sdata=qSxWLfIWM047jLKjahfDC6luxI9kYr5xPhErkD%2BxiaQ%3D&amp;reserved=0

Jack
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