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Groups > linux.debian.bugs.dist > #936355

Bug#917206: linux-image-4.9.0-8-amd64: NULL ptr dereference in xhci_hub_control [xhci_hcd] with USB Mass Storage (Kingston)

Cross-posted to 2 groups.

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Source: linux
Source-Version: 4.9.144-1

Hi Christoph,

On Wed, Jan 02, 2019 at 12:29:02PM +0100, Christoph Pfister wrote:
> found 917206 4.9.130-2
> thanks
> 
> tl;dr: This is a regression introduced in Debian 9.6
> (linux/4.9.130-2); it is caused by [1] and fixed by [2]. Please fix :)
> 
> I'm taking the liberty to hijack this bug because I'm experiencing the
> same issue [3] when powering off a usb3 hdd. The oops is easy to
> reproduce; I've tested the following versions of
> linux-image-4.9.0-8-amd64:
> 
> - 4.9.110-3+deb9u6: works
> - 4.9.130-2 (current stretch): affected
> - 4.9.135-1 (stretch-proposed-updates): affected
> - 4.9.130-2 + manually applying [2]: works

So this should be fixed in 4.9.136 upstrean and the change included in
the 4.9.144-1 upload which is pending in stable-new, and thus the next
increment for stretch-proposed-updates and the next point release.

Thanks for your triaging work and pin-pointing the fix!

Regards,
Salvatore

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Bug#917206: linux-image-4.9.0-8-amd64: NULL ptr dereference in xhci_hub_control [xhci_hcd] with USB Mass Storage (Kingston) Christoph Pfister <christophpfister@gmail.com> - 2019-01-02 12:40 +0100
  Bug#917206: linux-image-4.9.0-8-amd64: NULL ptr dereference in xhci_hub_control [xhci_hcd] with USB Mass Storage (Kingston) Salvatore Bonaccorso <carnil@debian.org> - 2019-01-02 17:30 +0100
  Bug#917206: linux-image-4.9.0-8-amd64: NULL ptr dereference in xhci_hub_control [xhci_hcd] with USB Mass Storage (Kingston) Cyril Brulebois <kibi@debian.org> - 2019-01-03 05:20 +0100

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