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Message-Id: <200809151608.06738.jhb@freebsd.org>
Date: Mon, 15 Sep 2008 16:08:06 -0400
From: John Baldwin <jhb@freebsd.org>
To: Matthias Apitz <guru@unixarea.de>
Cc: freebsd-hackers@freebsd.org, freebsd-net@freebsd.org,
        bug-followup@freebsd.org
In-Reply-To: <20080915194853.GA8365@rebelion.Sisis.de>
Subject: Re: panic's on KDE-launches (but only in WPA Wifi area) / kern/122331
References: <20080915110838.GA5258@rebelion.Sisis.de> <200809151448.06105.jhb@freebsd.org> <20080915194853.GA8365@rebelion.Sisis.de>

>Number:         127410
>Category:       kern
>Synopsis:       Re: panic's on KDE-launches (but only in WPA Wifi area) / kern/122331
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    freebsd-bugs
>State:          closed
>Quarter:        
>Keywords:       
>Date-Required:  
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Sep 15 20:50:01 UTC 2008
>Closed-Date:    Tue Sep 16 02:43:10 UTC 2008
>Last-Modified:  Tue Sep 16 02:43:10 UTC 2008
>Originator:     
>Release:        
>Organization:
>Environment:
>Description:
 On Monday 15 September 2008 03:48:53 pm Matthias Apitz wrote:
 > El d=EDa Monday, September 15, 2008 a las 02:48:05PM -0400, John Baldwin=
 =20
 escribi=F3:
 >=20
 > > > #0  doadump () at pcpu.h:195
 > > > 195     pcpu.h: No such file or directory.
 > > >         in pcpu.h
 > > > (kgdb) bt
 > > > #0  doadump () at pcpu.h:195
 > > > #1  0xc0754457 in boot (howto=3D260)=20
 at /usr/src/sys/kern/kern_shutdown.c:409
 > > > #2  0xc0754719 in panic (fmt=3DVariable "fmt" is not available.)=20
 > > at /usr/src/sys/kern/kern_shutdown.c:563
 > > > #3  0xc0a4905c in trap_fatal (frame=3D0xe6960a8c, eva=3D12)=20
 > > at /usr/src/sys/i386/i386/trap.c:899
 > > > #4  0xc0a492e0 in trap_pfault (frame=3D0xe6960a8c, usermode=3D0, eva=
 =3D12)
 > > >     at /usr/src/sys/i386/i386/trap.c:812
 > > > #5  0xc0a49c8c in trap (frame=3D0xe6960a8c)=20
 > > at /usr/src/sys/i386/i386/trap.c:490
 > > > #6  0xc0a2fc0b in calltrap () at /usr/src/sys/i386/i386/exception.s:1=
 39
 > > > #7  0xc0788b98 in kern_select (td=3D0xc49d5630, nd=3D9, fd_in=3D0x298=
 ad840,=20
 > > fd_ou=3D0x298ad9c4,=20
 > > >     fd_ex=3D0x298adb48, tvp=3D0x0) at filedesc.h:136
 > > > #8  0xc07890de in select (td=3D0xc49d5630, uap=3D0xe6960cfc)=20
 > > at /usr/src/sys/kern/sys_generic.c:663
 > > > #9  0xc0a49635 in syscall (frame=3D0xe6960d38)=20
 > > at /usr/src/sys/i386/i386/trap.c:1035
 > > > #10 0xc0a2fc70 in Xint0x80_syscall ()=20
 > > at /usr/src/sys/i386/i386/exception.s:196
 > > > #11 0x00000033 in ?? ()
 > > > Previous frame inner to this frame (corrupt stack?)
 > > > (kgdb)=20
 > > >=20
 > 	...
 > > Can you go to frame 7 in kgdb and 'p *fdp'?
 >=20
 > (kgdb) frame 7
 > #7  0xc0788b98 in kern_select (td=3D0xc49d5630, nd=3D9, fd_in=3D0x298ad84=
 0,=20
 >     fd_ou=3D0x298ad9c4, fd_ex=3D0x298adb48, tvp=3D0x0) at filedesc.h:136
 > 		return (fd < 0 || fd >=3D fdp->fd_nfiles ? NULL : fdp->fd_ofiles[fd]);
 > (kgdb) p *fdp
 > Variable "fdp" is not available.
 > (kgdb)=20
 
 If 'td' is available then you can do 'p *td->td_proc->p_fd'
 
 =2D-=20
 John Baldwin
>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
State-Changed-From-To: open->closed 
State-Changed-By: linimon 
State-Changed-When: Tue Sep 16 02:42:45 UTC 2008 
State-Changed-Why:  
Misfiled followup to kern/122331; content migrated. 


Responsible-Changed-From-To: gnats-admin->freebsd-bugs 
Responsible-Changed-By: linimon 
Responsible-Changed-When: Tue Sep 16 02:42:45 UTC 2008 
Responsible-Changed-Why:  

http://www.freebsd.org/cgi/query-pr.cgi?pr=127410 
>Unformatted:
