Re: kern/43290: kern crash on socket read/write amd64 -current

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR kern/43290; it has been noted by GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/43290: kern crash on socket read/write amd64 -current
Date: Sun, 12 Jun 2011 23:19:06 +0000

 On Tue, May 11, 2010 at 07:55:00PM +0000, bch%methodlogic.net@localhost wrote:
  >     kernel: page fault trap, code 0
  >     Stopped in pid 479.1 (netstat) at netbsd:kath_cred_getuid + 0x4:
  > movl 0x40 (%rdi), %eax
  >
  >
  > >How-To-Repeat:
  >     Was observing no reponse on network socket (which should
  >     have held data), then ran netstat. Seems to be a specific
  >     test case which generates fault, which I can elaborate on
  >     offline if required.
  > 
  >     On the same host, I was listening on a socket, writing to it,
  >     observing no response, then ran netstat and crashed the system.
 
 Did anyone ever look into this? If you see it again, try to get a
 backtrace; it will be a lot easier to figure if we know what's calling
 kauth_cred_getuid.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost