AW: AW: Crash/hung task in usb-storage thread

2019-05-24 Thread Schmid, Carsten
> A more detailed look through the email archives and git log finds the > following two commits, either of which might be relevant: > > 511833acfc06 ("SCSI: fix regression in scsi_send_eh_cmnd()") > f45681f9beca ("USB: Add quirk to support DJI CineSSD") > > For the second commit, it m

Re: AW: Crash/hung task in usb-storage thread

2019-05-24 Thread Alan Stern
On Fri, 24 May 2019, Schmid, Carsten wrote: > > On Thu, 23 May 2019, Schmid, Carsten wrote: > > > > > Hi USB maintainers, > > > > > > we recently have seen a problem with usb-storage when trying to read > > from a device. > > > This happened on a 4.14.86 kernel. > > > > > > The kernel's dmesg sho

Re: Crash/hung task in usb-storage thread

2019-05-24 Thread Greg KH
On Fri, May 24, 2019 at 01:33:14PM +, Schmid, Carsten wrote: > > On Thu, 23 May 2019, Schmid, Carsten wrote: > > > > > Hi USB maintainers, > > > > > > we recently have seen a problem with usb-storage when trying to read > > from a device. > > > This happened on a 4.14.86 kernel. > > > > > > Th

AW: Crash/hung task in usb-storage thread

2019-05-24 Thread Schmid, Carsten
> On Thu, 23 May 2019, Schmid, Carsten wrote: > > > Hi USB maintainers, > > > > we recently have seen a problem with usb-storage when trying to read > from a device. > > This happened on a 4.14.86 kernel. > > > > The kernel's dmesg shows: (log has been submitted via DLT) > > 1200.862250 kernel: us

Re: Crash/hung task in usb-storage thread

2019-05-23 Thread Greg KH
On Thu, May 23, 2019 at 01:16:12PM +, Schmid, Carsten wrote: > > > > > > > > 4.14.102 is still old. > > > I agree > > > > > > > > Porting a 5.1 will take a lot of effort. > > > > > > > > Then that implies you have an SoC with a few million lines of code added > > > > to the kernel, right? Noth

Re: Crash/hung task in usb-storage thread

2019-05-23 Thread Alan Stern
On Thu, 23 May 2019, Schmid, Carsten wrote: > Hi USB maintainers, > > we recently have seen a problem with usb-storage when trying to read from a > device. > This happened on a 4.14.86 kernel. > > The kernel's dmesg shows: (log has been submitted via DLT) > 1200.862250 kernel: usb 1-3.1: reset

AW: Crash/hung task in usb-storage thread

2019-05-23 Thread Schmid, Carsten
> > > > > > 4.14.102 is still old. > > I agree > > > > > > Porting a 5.1 will take a lot of effort. > > > > > > Then that implies you have an SoC with a few million lines of code added > > > to the kernel, right? Nothing we can do here about that mess, you need > > > to go ask for support from the

Re: Crash/hung task in usb-storage thread

2019-05-23 Thread Greg KH
On Thu, May 23, 2019 at 12:30:06PM +, Schmid, Carsten wrote: > > > > Wow that's an old kernel. > > > Indeed. Long running project. > > > > > > > Can you reproduce this on a "clean" 5.1 kernel release? > > > As this is an automotive embedded target, we currently have 4.14.102 as > > > the newe

AW: Crash/hung task in usb-storage thread

2019-05-23 Thread Schmid, Carsten
> > > Wow that's an old kernel. > > Indeed. Long running project. > > > > > Can you reproduce this on a "clean" 5.1 kernel release? > > As this is an automotive embedded target, we currently have 4.14.102 as the > > newest custom kernel. > > 4.14.102 is still old. I agree > > Porting a 5.1 will

Re: Crash/hung task in usb-storage thread

2019-05-23 Thread Greg KH
On Thu, May 23, 2019 at 12:16:59PM +, Schmid, Carsten wrote: > > Wow that's an old kernel. > Indeed. Long running project. > > > Can you reproduce this on a "clean" 5.1 kernel release? > As this is an automotive embedded target, we currently have 4.14.102 as the > newest custom kernel. 4.14.

AW: Crash/hung task in usb-storage thread

2019-05-23 Thread Schmid, Carsten
> Wow that's an old kernel. Indeed. Long running project. > Can you reproduce this on a "clean" 5.1 kernel release? As this is an automotive embedded target, we currently have 4.14.102 as the newest custom kernel. Porting a 5.1 will take a lot of effort. Anyway, thanks for quick response. I'll c

Re: Crash/hung task in usb-storage thread

2019-05-23 Thread Greg KH
On Thu, May 23, 2019 at 11:57:06AM +, Schmid, Carsten wrote: > Hi USB maintainers, > > we recently have seen a problem with usb-storage when trying to read from a > device. > This happened on a 4.14.86 kernel. Wow that's an old kernel. > > The kernel's dmesg shows: (log has been submitted

Crash/hung task in usb-storage thread

2019-05-23 Thread Schmid, Carsten
Hi USB maintainers, we recently have seen a problem with usb-storage when trying to read from a device. This happened on a 4.14.86 kernel. The kernel's dmesg shows: (log has been submitted via DLT) 1200.862250 kernel: usb 1-3.1: reset high-speed USB device number 10 using xhci_hcd 1285.466289 k