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Re: kern/45093: kernel deadlock between TCP and UVM involving callouts



On 06/06/17 08:40, Manuel Bouyer wrote:
The following reply was made to PR kern/45093; it has been noted by GNATS.

From: Manuel Bouyer <manuel.bouyer%lip6.fr@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Subject: Re: kern/45093: kernel deadlock between TCP and UVM involving
  callouts
Date: Tue, 6 Jun 2017 09:36:14 +0200

  On Tue, Jun 06, 2017 at 02:55:00AM +0000, coypu%sdf.org@localhost wrote:
  > The following reply was made to PR kern/45093; it has been noted by GNATS.
  >
  > From: coypu%sdf.org@localhost
  > To: gnats-bugs%netbsd.org@localhost
  > Cc:
  > Subject: Re: kern/45093: kernel deadlock between TCP and UVM involving
  >  callouts
  > Date: Tue, 6 Jun 2017 02:51:10 +0000
  >
  >  Is there still an issue?
no this specific path should have been fixed by my commit. But I don't know if there are other places sleeping with the
  softnet_lock held ...
There are several... NET_MPSAFE needs to be completed/enabled to remove the ones I've seen.

Nick


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