From owner-freebsd-stable@FreeBSD.ORG Tue May 5 12:13:23 2009 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A60701065670; Tue, 5 May 2009 12:13:23 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.terabit.net.ua (mail.terabit.net.ua [195.137.202.147]) by mx1.freebsd.org (Postfix) with ESMTP id 38A838FC1A; Tue, 5 May 2009 12:13:23 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from skuns.zoral.com.ua ([91.193.166.194] helo=mail.zoral.com.ua) by mail.terabit.net.ua with esmtps (TLSv1:AES256-SHA:256) (Exim 4.63 (FreeBSD)) (envelope-from ) id 1M1JWT-000K7n-Hq; Tue, 05 May 2009 15:13:21 +0300 Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id n45CClaJ010830 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 5 May 2009 15:12:48 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3) with ESMTP id n45CClA0075086; Tue, 5 May 2009 15:12:47 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.3/8.14.3/Submit) id n45CClY7075085; Tue, 5 May 2009 15:12:47 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Tue, 5 May 2009 15:12:47 +0300 From: Kostik Belousov To: jhb@freebsd.org Message-ID: <20090505121247.GN1948@deviant.kiev.zoral.com.ua> References: <20090505110624.GA83487@megatron.madpilot.net> <1241521951.47323.3.camel@buffy.york.ac.uk> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="XBg9NAhDNArbJUtw" Content-Disposition: inline In-Reply-To: <1241521951.47323.3.camel@buffy.york.ac.uk> User-Agent: Mutt/1.4.2.3i X-Virus-Scanned: ClamAV version 0.94.2, clamav-milter version 0.94.2 on skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.4 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua X-Virus-Scanned: mail.terabit.net.ua 1M1JWT-000K7n-Hq 9443483e5f45d0b8b75122fcf78c88d3 X-Terabit: YES Cc: Gavin Atkinson , freebsd-stable@freebsd.org, Guido Falsi Subject: Re: [PANIC] recent 7.2-STABLE when probing drm X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 05 May 2009 12:13:23 -0000 --XBg9NAhDNArbJUtw Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, May 05, 2009 at 12:12:31PM +0100, Gavin Atkinson wrote: > On Tue, 2009-05-05 at 13:06 +0200, Guido Falsi wrote: > > Hi! > >=20 > > I'm using FreeBSD/i386 stable on a HP DC7800 PC. > >=20 > > It has an Intel Q35 graphic chip. > >=20 > > After upgrading to a recent stable I experienced a pani on boot, just > > after probing drm. > >=20 > > I investigated a little and found out that reverting the file > >=20 > > src/sys/dev/pci/pci.c > >=20 > > to rev. 1.355.2.9 (SVN Rev 190092) solves the crash. > >=20 > > I could not investigatte urther right away, but some regression was > > introduced with this rev. > >=20 > > Is any more information needed? >=20 > When it panics, can you please type "bt" (assuming you have the debugger > compiled in) and show the output? I have this too. I have dump too. drm0: on vgapci0 panic: resource_list_alloc: resource entry is busy KDB: stack backtrace: db_trace_self_wrapper(c07214ff,c2b46764,c04c928f,c071f823,c078b080,...) at = 0xc044df46 =3D db_trace_self_wrapper+0x26 kdb_backtrace(c071f823,c078b080,c07211b1,c2b46770,c2b46770,...) at 0xc04f41= f9 =3D kdb_backtrace+0x29 panic(c07211b1,3,10,c04e9484,c2e37000,...) at 0xc04c928f =3D panic+0xaf resource_list_alloc(c2cffb04,c2d00a80,c2d00c80,3,c2d2a1fc,...) at 0xc04f0c0= 6 =3D resource_list_alloc+0xd6 pci_alloc_resource(c2d00a80,c2d00c80,3,c2d2a1fc,0,ffffffff,1,4) at 0xc045a2= d1 =3D pci_alloc_resource+0x581 bus_alloc_resource(c2d00c80,3,c2d2a1fc,0,ffffffff,...) at 0xc04f0a8c =3D bu= s_alloc_resource+0x7c vga_pci_alloc_resource(c2d00c80,c2cfa080,3,c2d2a1fc,0,ffffffff,1,4) at 0xc0= 4600ab =3D vga_pci_alloc_resource+0x3b bus_alloc_resource(c2cfa080,3,c2d2a1fc,0,ffffffff,...) at 0xc04f0a8c =3D bu= s_alloc_resource+0x7c drm_alloc_resource(fffffff4,c2d2a000,c2b468fc,c36a0b9b,c2d2a000,...) at 0xc= 36b7726 =3D drm_alloc_resource+0xf6 drm_get_resource_start(c2d2a000,0,1,4,c04d2010,...) at 0xc36b780c =3D drm_g= et_resource_start+0x1c i915_driver_load(c2d2a000,6,c36bfe5c,1c2,ffffffff,...) at 0xc36a0b9b =3D i9= 15_driver_load+0x13b drm_attach(c2cfa080,c36a59a0,102,c2d00c80,c2cfa0cc,...) at 0xc36bb0e1 =3D d= rm_attach+0x4b1 i915_attach(c2cfa080,c32a9054,c0748368,c0721002,80000000,...) at 0xc36a0f41= =3D i915_attach+0x111 device_attach(c2cfa080,c2cfa080,c2d00c80,c2cfa080,c2d00c80,...) at 0xc04ef7= 07 =3D device_attach+0x387 device_probe_and_attach(c2cfa080,c2d00c80,c0748358,c2d00c80,0,...) at 0xc04= f0702 =3D device_probe_and_attach+0xe2 bus_generic_driver_added(c2d00c80,c36a5b7c,101,0,c36a5b68,...) at 0xc04f07d= 5 =3D bus_generic_driver_added+0x75 devclass_add_driver(c2ca4480,c36a5b7c,c2b46a2c,2d,c36a5b7c,...) at 0xc04ee4= c8 =3D devclass_add_driver+0xc8 driver_module_handler(c2e420c0,0,c36a5b68,0,0,...) at 0xc04ef2a9 =3D driver= _module_handler+0x79 module_register_init(c36a5b5c,c071dad9,c2b46c10,c2b46c0c,0,...) at 0xc04b9d= 25 =3D module_register_init+0x105 linker_load_module(0,c2b46c40,2,c2b46c58,c04b7b99,...) at 0xc04b2462 =3D li= nker_load_module+0xa02 kern_kldload(c2e79af0,c2d12000,c2b46c70,0,0,...) at 0xc04b294c =3D kern_kld= load+0xec kldload(c2e79af0,c2b46cfc,4,c2b46d38,c2b46d2c,...) at 0xc04b2ae4 =3D kldloa= d+0x74 syscall(c2b46d38) at 0xc06f6eb5 =3D syscall+0x3a5 Xint0x80_syscall() at 0xc06de760 =3D Xint0x80_syscall+0x20 --- syscall (304, FreeBSD ELF32, kldload), eip =3D 0x28566d57, esp =3D 0xbf= bfe89c, ebp =3D 0xbfbfe8a8 --- --XBg9NAhDNArbJUtw Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.9 (FreeBSD) iEYEARECAAYFAkoALT4ACgkQC3+MBN1Mb4jv4wCgyLfoS/IgZPoVbaIuAvJM4MGq J+cAoMgXL3/vzRhSiFxBgiH00lZJk8LG =PDXt -----END PGP SIGNATURE----- --XBg9NAhDNArbJUtw--