[haiku-bugs] Re: [Haiku] #16794: XHCI: Divide error exception in SubmitNormalRequest

  • From: "Haiku" <trac@xxxxxxxxxxxx>
  • To: undisclosed-recipients: ;
  • Date: Wed, 15 Sep 2021 23:46:54 -0000

#16794: XHCI: Divide error exception in SubmitNormalRequest
-------------------------------+---------------------------------
  Reporter:  LSS37040          |      Owner:  waddlesplash
      Type:  bug               |     Status:  new
  Priority:  normal            |  Milestone:  Unscheduled
 Component:  Drivers/USB/XHCI  |    Version:  R1/Development
Resolution:                    |   Keywords:
Blocked By:                    |   Blocking:  16586, 16603, 16878
  Platform:  All               |
-------------------------------+---------------------------------
Comment (by waddlesplash):

 I might have found a way to reproduce perhaps closely related bug in QEMU
 by rapidly adding and removing USB devices: a NULL dereference in USB ECM
 called from the explore thread, apparently into a device descriptor. It
 seems the device descriptor was already removed -- but that should only
 have occurred in the explore thread itself.
-- 
Ticket URL: <https://dev.haiku-os.org/ticket/16794#comment:23>
Haiku <https://dev.haiku-os.org>
The Haiku operating system.

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