From owner-freebsd-bugs@FreeBSD.ORG Thu Aug 7 07:00:38 2003 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 2316A37B401 for ; Thu, 7 Aug 2003 07:00:38 -0700 (PDT) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id B25F743FA3 for ; Thu, 7 Aug 2003 07:00:37 -0700 (PDT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.12.9/8.12.9) with ESMTP id h77E0bUp071462 for ; Thu, 7 Aug 2003 07:00:37 -0700 (PDT) (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.12.9/8.12.9/Submit) id h77E0aWO071461; Thu, 7 Aug 2003 07:00:36 -0700 (PDT) Date: Thu, 7 Aug 2003 07:00:36 -0700 (PDT) Message-Id: <200308071400.h77E0aWO071461@freefall.freebsd.org> To: freebsd-bugs@FreeBSD.org From: Eugene Grosbein Subject: Re: kern/52943: reproducable system stuck just brefore multiuser mode X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: Eugene Grosbein List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Aug 2003 14:00:38 -0000 The following reply was made to PR kern/52943; it has been noted by GNATS. From: Eugene Grosbein To: bug-followup@freebsd.org Cc: Subject: Re: kern/52943: reproducable system stuck just brefore multiuser mode Date: Thu, 7 Aug 2003 21:51:03 +0800 > Date: Mon, 14 Jul 2003 04:36:38 -0700 (PDT) > From: Kris Kennaway > Subject: Re: kern/52943: reproducable system stuck just brefore multiuser mode > To: eugen@grosbein.pp.ru, kris@FreeBSD.org, freebsd-bugs@FreeBSD.org > > Synopsis: reproducable system stuck just brefore multiuser mode > > State-Changed-From-To: open->feedback > State-Changed-By: kris > State-Changed-When: Mon Jul 14 04:36:28 PDT 2003 > State-Changed-Why: > Please obtain a debugging traceback as explained in > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html Here is comes. First time when I enter DDB using rlogin and sysctl. db> trace Debugger(c0262ea9,2,c2f51e60,c2f51ef0,c2f51dcc) at Debugger+0x35 sysctl_debug_enter_debugger(c029f100,0,0,c2f51e60,c2f51e88) at sysctl_debug_ente r_debugger+0x91 sysctl_root(0,c2f51ef0,2,c2f51e60,c2f51eec) at sysctl_root+0xe3 userland_sysctl(c2781a40,c2f51ef0,2,0,0) at userland_sysctl+0x12d __sysctl(c2781a40,c2f51f80,280f23cc,bfbffd1c,bfbffb80) at __sysctl+0x67 syscall2(2f,2f,2f,bfbffb80,bfbffd1c) at syscall2+0x1ea Xint0x80_syscall() at Xint0x80_syscall+0x25 db> c Next time when I enter DDB using CTRL-ALT-ESC. Debugger("manual escape to debugger") Stopped at Debugger+0x35: movb $0,in_Debugger.429 db> trace Debugger(c028b489) at Debugger+0x35 scgetc(c02f7d00,2,c02d8ee0,c02ea5a0,ffffffff) at scgetc+0x402 sckbdevent(c02ea5a0,0,c02f7d00,c02d8ee0,0) at sckbdevent+0x1c5 atkbd_intr(c02ea5a0,0,c029bd98,c023892f,c02ea5a0) at atkbd_intr+0x23 atkbd_isa_intr(c02ea5a0,0,10,10,10) at atkbd_isa_intr+0x18 Xresume1() at Xresume1+0x2b --- interrupt, eip = 0xc023ddc2, esp = 0xc029bd90, ebp = 0xc029bd98 --- cpu_idle(5,525,1,1bf,0) at cpu_idle+0xe idle_loop() at idle_loop+0x1d db> c Eugene Grosbein