From owner-freebsd-stable@FreeBSD.ORG Sun May 15 04:57:26 2005 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9F4D416A4CE for ; Sun, 15 May 2005 04:57:26 +0000 (GMT) Received: from aldan.algebra.com (aldan.algebra.com [216.254.65.224]) by mx1.FreeBSD.org (Postfix) with ESMTP id 21F6B43D5C for ; Sun, 15 May 2005 04:57:26 +0000 (GMT) (envelope-from mi@corbulon.video-collage.com) Received: from corbulon.video-collage.com (static-151-204-231-237.bos.east.verizon.net [151.204.231.237]) by aldan.algebra.com (8.13.1/8.13.1) with ESMTP id j4F4vCX9002686 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Sun, 15 May 2005 00:57:22 -0400 (EDT) (envelope-from mi@corbulon.video-collage.com) Received: from corbulon.video-collage.com (mi@localhost.video-collage.com [127.0.0.1])j4F4v5mU024497 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sun, 15 May 2005 00:57:06 -0400 (EDT) (envelope-from mi@corbulon.video-collage.com) Received: (from mi@localhost)j4F4v5AM024496; Sun, 15 May 2005 00:57:05 -0400 (EDT) (envelope-from mi) From: Mikhail Teterin Message-Id: <200505150457.j4F4v5AM024496@corbulon.video-collage.com> To: stable@FreeBSD.org Date: Sun, 15 May 2005 00:57:05 -0400 (EDT) X-Mailer: ELM [version 2.5 PL7] MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Virus-Scanned: clamd / ClamAV version devel-20040615, clamav-milter version 0.73a on corbulon.video-collage.com X-Virus-Status: Clean X-Scanned-By: MIMEDefang 2.43 cc: augustss@carlstedt.se Subject: unplugging a umass-device panics 4.x X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 15 May 2005 04:57:26 -0000 Hello! This happened 4 times today on the same machine: 17:59:12 : umass0: at uhub2 port 1 (addr 4) disconnected 17:59:12 : (da0:umass-sim0:0:0:0): lost device 17:59:12 : (da0:umass-sim0:0:0:0): removing device entry 17:59:12 : umass0: detached 17:59:12 : 17:59:12 : 17:59:12 : Fatal trap 12: page fault while in kernel mode 17:59:12 : fault virtual address = 0x3c 17:59:12 : fault code = supervisor read, page not present 17:59:12 : instruction pointer = 0x8:0xc01b3732 17:59:12 : stack pointer = 0x10:0xd7ad3f08 17:59:12 : frame pointer = 0x10:0xd7ad3f08 17:59:12 : code segment = base 0x0, limit 0xfffff, type 0x1b 17:59:12 : = DPL 0, pres 1, def32 1, gran 1 17:59:12 : processor eflags = interrupt enabled, resume, IOPL = 0 17:59:12 : current process = 5 (usb1) 17:59:12 : interrupt mask = none 17:59:12 : trap number = 12 17:59:12 : panic: page fault Tha machine runs FreeBSD 4.11-STABLE #4: from Sat May 7... The device is: umass0: SanDisk Corporation ImageMate CompactFlash USB, rev 1.10/0.09, addr 4 According to `nm /kernel', the symbols near the instruction pointer above are: c01b36e8 T device_set_softc c01b372c T device_get_ivars c01b373c T device_set_ivars c01b3750 T device_get_state Any suggestions/patches for usb? Thanks! -mi