Re: UBSAN splat in drivers/usb/host/ehci-hub.c:889:34

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On Wed, 22 Jun 2016, Wilfried Klaebe wrote:

> Hi.
> 
> In linux-4.7-rc3, I activated CONFIG_UBSAN and started reporting results
> by opening bugs in bugzilla.kernel.org. This was first about a UBSAN
> splat in drivers/usb/host/ehci-hub.c:877:47 about which I wrote in
> <https://bugzilla.kernel.org/show_bug.cgi?id=120361>. GregKH asked if
> this was fixed in linux-next, but in linux-next-20160616 there was a
> different splat (index 2 out of range instead of index -1 out of range)
> in drivers/usb/host/ehci-hub.c:889:34. I got asked to report here.
> That last splat persists until at least linux-next-20160622.
> 
> Is there anything else you need?

Please try 4.7-rc4.

Alan Stern

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