Messages in this thread | | | Subject | Re: Memory (skb) leak in kernel 4.8-rc2 | From | Larry Finger <> | Date | Wed, 24 Aug 2016 15:02:36 -0500 |
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On 08/21/2016 07:09 AM, Frederic Dalleau wrote: > Hi Marcel, Johan, > >>>> I am unable to unload module bluetooth to verify that the second >>>> leak is not a false positive; however, the one in btusb is a real >>>> memory leak. > > There was a bugzilla last week with that backtrace: > https://bugzilla.kernel.org/show_bug.cgi?id=120691 > > At the time, I was thinking that the leak could originate from one of the > req_complete_skb callback, but which one? > > And today that the issue has popped again, I found that hci_req_sync_complete > references the skb in hdev->req_skb. It is called (via hci_req_run_skb) from > either __hci_cmd_sync_ev which will pass the skb to the caller, or > __hci_req_sync which leaks. > > I have a patch on the grill.
Frédéric,
Any progress on this patch?
Thanks,
Larry
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