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On Sun, 2016-09-04 at 17:02 +0530, Ritesh Raj Sarraf wrote:
> > Sorry for the delay! We have had some regressions for 4.8 rc1 in the
> > mmc block layer. Those problem should be resolved by now.
> >
> > By reading from the runtime PM issues you have, the problems could
> > very well be related. Although I don't believe the issues was present
> > in a 4.7 kernel.
> >
>
> This issue has been around with previous kernels too.
>
> > Perhaps you can run a test on a 4.8 rc4 kernel, just to double check.
> > The 4.8 rc4, contains the following fixes in the mmc block layer.
> >
> > commit 7afafc8a44bf ("block: Fix secure erase")
> > commit 869c554808cc ("mmc: fix use-after-free of struct request")
>
> I'll share my 4.8-rc4 results soon.
As I hoped, I was able to reproduce this with 4.8-rc4 too.
[ 857.999547] systemd[1]: apt-daily.timer: Adding 10h 21min 53.234725s random
time.
[13071.615285] usb 2-4: USB disconnect, device number 2
[13072.794802] usb 2-4: new high-speed USB device number 7 using xhci_hcd
[13072.925092] usb 2-4: New USB device found, idVendor=0bda, idProduct=0129
[13072.925094] usb 2-4: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[13072.925095] usb 2-4: Product: USB2.0-CRW
[13072.925096] usb 2-4: Manufacturer: Generic
[13072.925097] usb 2-4: SerialNumber: 20100201396000000
[13093.499011] usb 2-4: reset high-speed USB device number 7 using xhci_hcd
[13093.612239] usb 2-4: Device not responding to setup address.
[13093.818896] usb 2-4: Device not responding to setup address.
[13094.025491] usb 2-4: device not accepting address 7, error -71
[13094.138844] usb 2-4: reset high-speed USB device number 7 using xhci_hcd
[13094.252178] usb 2-4: device descriptor read/64, error -71
[13094.489037] usb 2-4: device descriptor read/all, error -71
[13094.602374] usb 2-4: reset high-speed USB device number 7 using xhci_hcd
[13094.602453] usb 2-4: Device not responding to setup address.
[13094.808929] usb 2-4: Device not responding to setup address.
[13095.015523] usb 2-4: device not accepting address 7, error -71
[13095.128879] usb 2-4: reset high-speed USB device number 7 using xhci_hcd
[13095.145799] usb 2-4: device descriptor read/all, error 8
[13095.145842] usb 2-4: USB disconnect, device number 7
[13095.492216] usb 2-4: new high-speed USB device number 8 using xhci_hcd
[13095.605642] usb 2-4: Device not responding to setup address.
[13095.812294] usb 2-4: Device not responding to setup address.
- --
Ritesh Raj Sarraf
RESEARCHUT - http://www.researchut.com
"Necessity is the mother of invention."
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