From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752551AbcEQSgJ (ORCPT ); Tue, 17 May 2016 14:36:09 -0400 Received: from outbound.smtp.vt.edu ([198.82.183.121]:52562 "EHLO omr1.cc.vt.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752084AbcEQSgG (ORCPT ); Tue, 17 May 2016 14:36:06 -0400 X-Mailer: exmh version 2.8.0 04/21/2012 with nmh-1.6+dev To: Bjorn Helgaas , "Rafael J. Wysocki" Cc: linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Subject: next-20160517 - lockdep splat in pcie code From: Valdis Kletnieks Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1463510162_2853P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Tue, 17 May 2016 14:36:02 -0400 Message-ID: <4249.1463510162@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --==_Exmh_1463510162_2853P Content-Type: text/plain; charset=us-ascii Seen during boot on next-20160517. This apparently sneaked into the tree sometime after -0502 (probably after -0512 but I can't prove it at the moment) [ 1.806765] INFO: trying to register non-static key. [ 1.806772] the code is fine but needs lockdep annotation. [ 1.806777] turning off the locking correctness validator. [ 1.806786] CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.6.0-next-20160517-00001-gede618fce89c-dirty #276 [ 1.806794] Hardware name: Dell Inc. Latitude E6530/07Y85M, BIOS A17 08/19/2015 [ 1.806802] 0000000000000086 000000009200d6c8 ffff88022ca23a90 ffffffffa83f99f3 [ 1.806815] 0000000000000000 ffff880223727d40 ffff88022ca23b00 ffffffffa80c1de1 [ 1.806826] 0000000000000246 0000000000000000 ffffffffffffffff ffff88022ca23ad8 [ 1.806834] Call Trace: [ 1.806845] [] dump_stack+0x68/0x95 [ 1.806855] [] register_lock_class+0x541/0x550 [ 1.806861] [] ? widen_string+0x3c/0xf0 [ 1.806870] [] __lock_acquire+0x88/0x1260 [ 1.806876] [] ? vsnprintf+0x36a/0x520 [ 1.806886] [] ? kfree_const+0x21/0x30 [ 1.806893] [] lock_acquire+0xb1/0x200 [ 1.806904] [] ? pm_runtime_no_callbacks+0x1e/0x40 [ 1.806915] [] _raw_spin_lock_irq+0x41/0x50 [ 1.806923] [] ? pm_runtime_no_callbacks+0x1e/0x40 [ 1.806932] [] pm_runtime_no_callbacks+0x1e/0x40 [ 1.806942] [] pcie_port_device_register+0x226/0x560 [ 1.806950] [] pcie_portdrv_probe+0x32/0xa0 [ 1.806959] [] pci_device_probe+0x90/0x100 [ 1.806969] [] driver_probe_device+0x1c0/0x310 [ 1.806977] [] __driver_attach+0x9f/0xb0 [ 1.806983] [] ? driver_probe_device+0x310/0x310 [ 1.806992] [] bus_for_each_dev+0x73/0xc0 [ 1.807000] [] driver_attach+0x1e/0x20 [ 1.807008] [] bus_add_driver+0x124/0x220 [ 1.807020] [] ? set_debug_rodata+0x12/0x12 [ 1.807029] [] driver_register+0x7d/0x100 [ 1.807039] [] ? pcie_port_setup+0x7c/0x7c [ 1.807045] [] __pci_register_driver+0x5d/0x60 [ 1.807054] [] pcie_portdrv_init+0x63/0x73 [ 1.807064] [] do_one_initcall+0x50/0x1b0 [ 1.807072] [] ? set_debug_rodata+0x12/0x12 [ 1.807080] [] kernel_init_freeable+0x1b3/0x240 [ 1.807089] [] kernel_init+0xe/0x100 [ 1.807095] [] ret_from_fork+0x1f/0x40 [ 1.807102] [] ? rest_init+0x140/0x140 [ 1.819159] efifb: probing for efifb --==_Exmh_1463510162_2853P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Exmh version 2.5 07/13/2001 iQIVAwUBVztkkgdmEQWDXROgAQJmfhAAguDZ6WmQtCHqsdnNujRP7YGklrt8fZi8 Ekknf1eyKOwjKSVATm/+XcQKA6g3vsGq6uzPSIIP+RIDE4Hfj47tV+JDjCySxrPK XoZgppmr4JPdakTOIOnHnZvfIgrCRrjQCDPzNRvKENERPGVD0SM8SYFQY5X3fnxc qmi6TdrbefzEm+WndwHxQY5fVzazOFcpQSTqYlvN9shwe1pwT7v+PiIzRrU1p6iG TC2k7P50v1vj2XHKkK9zLhs2Rqg++k1VruyML4mgFHESaPoqCDuC120EODm5O2Rb RsulURgbXmZnc73MukAWEWVOmObUAnpaolZjMyfuj2tEaCfWQ74GtLzBHqF71o6x ME5D46ziWCSkdUmSABdloFq9glMggMMmF61Asu4smVmtCWWwS3gXCGrXS01ggNyH JtFuNmJgrwT8piFkznP47lwC/XUnqSMcrnyD3Jt8oz+c4ayLQfh3IxTz9siraSMd 3TzKip3VERpM/vl+1qV6UdssAGcozmYFpq337YEYu8dEH2LMDcSQIkqUP2+xkkkd 3r4IsVdB00Ah3qbMVbJ6UhWUelZwz0g2vR/MBiiuwcKlzSj0FQPeFbMXCMQYpeNy mHA8cNIJppquiRFFw0KGTxsohpTYcn4mli/BnWRyPQKbiqiyNDiUjMnXZxW5v6zC KsjkJA5YZ3M= =KdaM -----END PGP SIGNATURE----- --==_Exmh_1463510162_2853P--