Re: kern/42455: tstile hang with nfs

["Christoph Egger" <Christoph_Egger%gmx.de@localhost>]

The following reply was made to PR kern/42455; it has been noted by GNATS.

From: "Christoph Egger" <Christoph_Egger%gmx.de@localhost>
To: gnats-bugs%NetBSD.org@localhost, netbsd-bugs%netbsd.org@localhost, 
gnats-admin%netbsd.org@localhost,
 kern-bug-people%netbsd.org@localhost
Cc: 
Subject: Re: kern/42455: tstile hang with nfs
Date: Mon, 03 May 2010 18:10:21 +0200

 I reproduced it again:
 
 db> ps /w
 PID   LID          COMMAND     EMUL  PRI WAIT-MSG    WAIT-CHANNEL
 619   732          qemu-dm   netbsd   43              0
 619     2          qemu-dm   netbsd   43 netio        ffffa00001310a88
 619     1          qemu-dm   netbsd   34 genput       ffffa00000415d40
 
 db> show lock 0xffffa00001310a88
 lock address : 0xffffa00001310a88 type     :               spin
 initialized  : 0xffffffff806449e3 interlock: 0xffffa000260da780
 
 'initialized' points to sys/kern/uipc_socket2.c:326
 
 db> show lock 0xffffa000260da780
 lock address : 0xffffa000260da780 type     :     sleep/adaptive
 initialized  : 0xffffffff80405e28
 shared holds :                  0 exclusive:                  0
 shares wanted:                  0 exclusive:                  0
 current cpu  :                  0 last held:                  0
 current lwp  : 0xffffa0002320ec00 last held: 000000000000000000
 last locked  : 0xffffffff8064238e unlocked : 0xffffffff803ef060
 owner field  : 000000000000000000 wait/spin:                0/0
 
 Turnstile chain at 0xffffffff80c385c0.
 => No active turnstile for this lock.
 
 'initialized' points to sys/kern/kern_mutex_obj.c:92 ,
 'last locked' points to sys/sys/socketvar.h:475
 and 'unlocked' points to sys/kern/kern_condvar.c:154