From owner-freebsd-current@FreeBSD.ORG Wed Sep 14 21:08:09 2005 Return-Path: X-Original-To: current@FreeBSD.org Delivered-To: freebsd-current@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id AC33E16A421 for ; Wed, 14 Sep 2005 21:08:09 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from fileserver.fields.utoronto.ca (fileserver.fields.utoronto.ca [128.100.216.10]) by mx1.FreeBSD.org (Postfix) with ESMTP id 4107A43D4C for ; Wed, 14 Sep 2005 21:08:07 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from fields.fields.utoronto.ca (fields.localdomain [192.168.216.11]) by fileserver.fields.utoronto.ca (8.12.8/8.12.8/Fields 6.0) with ESMTP id j8EL860r017339 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Wed, 14 Sep 2005 17:08:06 -0400 Received: from obsecurity.dyndns.org (localhost.localdomain [127.0.0.1]) by fields.fields.utoronto.ca (8.12.8/8.12.8/Fields WS 6.0) with ESMTP id j8EL866P009608 for ; Wed, 14 Sep 2005 17:08:06 -0400 Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 7A50F51580; Wed, 14 Sep 2005 16:59:48 -0400 (EDT) Date: Wed, 14 Sep 2005 16:59:48 -0400 From: Kris Kennaway To: Kris Kennaway Message-ID: <20050914205948.GA97299@xor.obsecurity.org> References: <20050910201924.GA96706@xor.obsecurity.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="OXfL5xGRrasGEqWY" Content-Disposition: inline In-Reply-To: <20050910201924.GA96706@xor.obsecurity.org> User-Agent: Mutt/1.4.2.1i Cc: current@FreeBSD.org Subject: Re: panic: uma_small_alloc: free page still has mappings! X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 Sep 2005 21:08:09 -0000 --OXfL5xGRrasGEqWY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sat, Sep 10, 2005 at 04:19:25PM -0400, Kris Kennaway wrote: > sparc64 SMP machine running 7.0 panicked a few minutes after adding > load with: >=20 > panic: uma_small_alloc: free page still has mappings! > cpuid =3D 0 > KDB: enter: panic > [thread pid 9124 tid 100318 ] > Stopped at kdb_enter+0x3c: ta %xcc, 1 > db> wh > Tracing pid 9124 tid 100318 td 0xfffff800f6fb2720 > panic() at panic+0x164 > uma_small_alloc() at uma_small_alloc+0x9c > slab_zalloc() at slab_zalloc+0x98 > uma_zone_slab() at uma_zone_slab+0x12c > uma_zalloc_bucket() at uma_zalloc_bucket+0x16c > uma_zalloc_arg() at uma_zalloc_arg+0x374 > malloc() at malloc+0x114 > allocbuf() at allocbuf+0x208 > getblk() at getblk+0x598 > breadn() at breadn+0x58 > bread() at bread+0x20 > ffs_blkatoff() at ffs_blkatoff+0x64 > ufs_direnter() at ufs_direnter+0x444 > ufs_makeinode() at ufs_makeinode+0x460 > ufs_create() at ufs_create+0x30 > VOP_CREATE_APV() at VOP_CREATE_APV+0xb4 > vn_open_cred() at vn_open_cred+0x188 > vn_open() at vn_open+0x18 > kern_open() at kern_open+0x8c > open() at open+0x14 > syscall() at syscall+0x2dc > -- syscall (5, FreeBSD ELF64, open) %o7=3D0x4034d5b8 -- Another one: panic: uma_small_alloc: free page still has mappings! db> wh Tracing pid 19131 tid 100434 td 0xfffff800cf40a000 panic() at panic+0x164 uma_small_alloc() at uma_small_alloc+0x9c slab_zalloc() at slab_zalloc+0x98 uma_zone_slab() at uma_zone_slab+0x12c uma_zalloc_bucket() at uma_zalloc_bucket+0x16c uma_zalloc_arg() at uma_zalloc_arg+0x374 malloc() at malloc+0x114 sigacts_alloc() at sigacts_alloc+0x10 fork1() at fork1+0x5dc fork() at fork+0x10 syscall() at syscall+0x2dc -- syscall (2, FreeBSD ELF64, fork) %o7=3D0x40481bc8 -- Kris --OXfL5xGRrasGEqWY Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDKI9EWry0BWjoQKURAklSAJ9QmHx5MljxJ63/L0YdeNXtSqEHgwCePnAw JCqUGGfbaZrXBz4n6qqqYSY= =K0Nd -----END PGP SIGNATURE----- --OXfL5xGRrasGEqWY--