From owner-freebsd-bugs@FreeBSD.ORG Wed Aug 1 10:20:06 2012 Return-Path: Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 336AC1065672 for ; Wed, 1 Aug 2012 10:20:06 +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 E70508FC12 for ; Wed, 1 Aug 2012 10:20:05 +0000 (UTC) Received: from freefall.freebsd.org (localhost [127.0.0.1]) by freefall.freebsd.org (8.14.5/8.14.5) with ESMTP id q71AK5rK019373 for ; Wed, 1 Aug 2012 10:20:05 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.14.5/8.14.5/Submit) id q71AK5A2019372; Wed, 1 Aug 2012 10:20:05 GMT (envelope-from gnats) Resent-Date: Wed, 1 Aug 2012 10:20:05 GMT Resent-Message-Id: <201208011020.q71AK5A2019372@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Andrey Zonov Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C7ED0106566C for ; Wed, 1 Aug 2012 10:18:00 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from red.freebsd.org (red.freebsd.org [IPv6:2001:4f8:fff6::22]) by mx1.freebsd.org (Postfix) with ESMTP id B33928FC0A for ; Wed, 1 Aug 2012 10:18:00 +0000 (UTC) Received: from red.freebsd.org (localhost [127.0.0.1]) by red.freebsd.org (8.14.4/8.14.4) with ESMTP id q71AI0xl046570 for ; Wed, 1 Aug 2012 10:18:00 GMT (envelope-from nobody@red.freebsd.org) Received: (from nobody@localhost) by red.freebsd.org (8.14.4/8.14.4/Submit) id q71AI0S4046569; Wed, 1 Aug 2012 10:18:00 GMT (envelope-from nobody) Message-Id: <201208011018.q71AI0S4046569@red.freebsd.org> Date: Wed, 1 Aug 2012 10:18:00 GMT From: Andrey Zonov To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-3.1 Cc: Subject: kern/170309: [double fault] stack overflow in VOP_IOCTL_APV() X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 01 Aug 2012 10:20:06 -0000 >Number: 170309 >Category: kern >Synopsis: [double fault] stack overflow in VOP_IOCTL_APV() >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Wed Aug 01 10:20:05 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Andrey Zonov >Release: 9.0-STABLE >Organization: >Environment: FreeBSD [snip] 9.0-STABLE FreeBSD 9.0-STABLE #2 r234600M: Fri May 25 14:06:59 MSK 2012 root@[snip]:/usr/obj/usr/src/sys/stable9-amd64-dtrace amd64 >Description: Backtrace: Tracing pid 20444 tid 6507799 td 0xfffffe02905bd8e0 kdb_enter() at kdb_enter+0x3b panic() at panic+0x180 dblfault_handler() at dblfault_handler+0xa4 Xdblfault() at Xdblfault+0xa8 --- trap 0x17, rip = 0xffffffff808a7177, rsp = 0xffffff80002e7ff0, rbp = 0xffffff8bf1cd0000 --- VOP_IOCTL_APV() at VOP_IOCTL_APV+0x7 VOP_IOCTL_APV() at VOP_IOCTL_APV+0x4a VOP_IOCTL_APV() at VOP_IOCTL_APV+0x4a .. VOP_IOCTL_APV() at VOP_IOCTL_APV+0x4a VOP_IOCTL_APV() at VOP_IOCTL_APV+0x4a VOP_IOCTL_APV() at VOP_IOCTL_APV+0x4a vn_ioctl() at vn_ioctl+0xcc kern_ioctl() at kern_ioctl+0x115 sys_ioctl() at sys_ioctl+0xfd amd64_syscall() at amd64_syscall+0x5e3 Xfast_syscall() at Xfast_syscall+0xf7 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x71cf294c, rsp = 0x7fffffffd408, rbp = 0x7201ab00 --- >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted: