From owner-freebsd-usb@FreeBSD.ORG Fri Mar 13 06:00:08 2009 Return-Path: Delivered-To: freebsd-usb@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 34A971065674 for ; Fri, 13 Mar 2009 06:00:08 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [IPv6:2001:4f8:fff6::28]) by mx1.freebsd.org (Postfix) with ESMTP id 0962A8FC1C for ; Fri, 13 Mar 2009 06:00:08 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.14.3/8.14.3) with ESMTP id n2D6077E029759 for ; Fri, 13 Mar 2009 06:00:07 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.3/8.14.3/Submit) id n2D607DV029756; Fri, 13 Mar 2009 06:00:07 GMT (envelope-from gnats) Resent-Date: Fri, 13 Mar 2009 06:00:07 GMT Resent-Message-Id: <200903130600.n2D607DV029756@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-usb@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Martin Lesser Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id ADF65106564A for ; Fri, 13 Mar 2009 05:58:52 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [IPv6:2001:4f8:fff6::21]) by mx1.freebsd.org (Postfix) with ESMTP id 9C2D08FC18 for ; Fri, 13 Mar 2009 05:58:52 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.14.3/8.14.3) with ESMTP id n2D5wpbN058262 for ; Fri, 13 Mar 2009 05:58:51 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.14.3/8.14.3/Submit) id n2D5wpeQ058261; Fri, 13 Mar 2009 05:58:51 GMT (envelope-from nobody) Message-Id: <200903130558.n2D5wpeQ058261@www.freebsd.org> Date: Fri, 13 Mar 2009 05:58:51 GMT From: Martin Lesser To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: usb/132594: USB subsystem causes page fault and crashes X-BeenThere: freebsd-usb@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: FreeBSD support for USB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Mar 2009 06:00:08 -0000 >Number: 132594 >Category: usb >Synopsis: USB subsystem causes page fault and crashes >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-usb >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Mar 13 06:00:07 UTC 2009 >Closed-Date: >Last-Modified: >Originator: Martin Lesser >Release: 7.1-RELEASE >Organization: >Environment: FreeBSD fs.bettercom.de 7.1-RELEASE FreeBSD 7.1-RELEASE #4: Thu Jan 15 10:42:38 CET 2009 root@fs.bettercom.de:/usr/obj/usr/src/sys/FSKERNEL i386 >Description: Infrequently the system crashes when - printing to an USB-printer - inserting or removing USB-sticks I have two savecores from such crashes (lines #7 and #8 are probably the problematic ones?): (kgdb) backtrace #0 doadump () at pcpu.h:196 #1 0xc054e2b3 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418 #2 0xc054e4be in panic (fmt=Variable "fmt" is not available. ) at /usr/src/sys/kern/kern_shutdown.c:574 #3 0xc078e38c in trap_fatal (frame=0xe5aeac0c, eva=0) at /usr/src/sys/i386/i386/trap.c:939 #4 0xc078e610 in trap_pfault (frame=0xe5aeac0c, usermode=0, eva=0) at /usr/src/sys/i386/i386/trap.c:852 #5 0xc078efa9 in trap (frame=0xe5aeac0c) at /usr/src/sys/i386/i386/trap.c:530 #6 0xc0777d4b in calltrap () at /usr/src/sys/i386/i386/exception.s:159 #7 0xc04d7419 in usbd_setup_xfer (xfer=0x0, pipe=0x0, priv=0xc56ed600, buffer=0xc805c000, length=4096, flags=5, timeout=10, callback=0xc09d6480 ) at /usr/src/sys/dev/usb/usbdi.c:547 #8 0xc09d646d in ulpt_tick (xsc=0xc56ed600) at /usr/src/sys/modules/ulpt/../../dev/usb/ulpt.c:773 #9 0xc055fe07 in softclock (dummy=0x0) at /usr/src/sys/kern/kern_timeout.c:274 #10 0xc052e19b in ithread_loop (arg=0xc549f830) at /usr/src/sys/kern/kern_intr.c:1088 #11 0xc052adc6 in fork_exit (callout=0xc052dff0 , arg=0xc549f830, frame=0xe5aead38) at /usr/src/sys/kern/kern_fork.c:804 #12 0xc0777dc0 in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:264 What else information can I submit to help to solve this problem? >How-To-Repeat: >Fix: Not using USB-devices on my system ;-) >Release-Note: >Audit-Trail: >Unformatted: