Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758459AbXEIQwn (ORCPT ); Wed, 9 May 2007 12:52:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756796AbXEIQwZ (ORCPT ); Wed, 9 May 2007 12:52:25 -0400 Received: from turing-police.cc.vt.edu ([128.173.14.107]:59391 "EHLO turing-police.cc.vt.edu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756736AbXEIQwY (ORCPT ); Wed, 9 May 2007 12:52:24 -0400 X-Mailer: exmh version 2.7.2 01/07/2005 with nmh-1.2 To: Andrew Morton Cc: linux-kernel@vger.kernel.org Subject: Re: 2.6.21-mm2 - hanging with initcall_debug and netconsole In-Reply-To: Your message of "Wed, 09 May 2007 01:23:22 PDT." <20070509012322.199f292b.akpm@linux-foundation.org> From: Valdis.Kletnieks@vt.edu References: <20070509012322.199f292b.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1178729509_3418P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Wed, 09 May 2007 12:51:49 -0400 Message-ID: <6257.1178729509@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2256 Lines: 52 --==_Exmh_1178729509_3418P Content-Type: text/plain; charset=us-ascii On Wed, 09 May 2007 01:23:22 PDT, Andrew Morton said: > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.21/2.6.21-mm2/ So I have a canned grub config for booting with netconsole, initcall_debug, and all that fun stuff. Tried it on 21-mm2, and it wedged up hard here: [ 66.842587] TCP: Hash tables configured (established 131072 bind 65536) [ 66.842591] TCP reno registered [ 66.845424] initcall 0xffffffff806ff7c6: inet_init+0x0/0x34d() returned 0. [ 66.845437] initcall 0xffffffff806ff7c6 ran for 14 msecs: inet_init+0x0/0x34d() [ 66.845443] Calling initcall 0xffffffff806e28eb: populate_rootfs+0x0/0xea() [ 66.845566] checking if image is initramfs... it is [ 66.978816] Freeing initrd memory: 1824k freed [ 66.979130] initcall 0xffffffff806e28eb: populate_rootfs+0x0/0xea() returned 0. [ 66.979141] initcall 0xffffffff806e28eb ran for 127 msecs: populate_rootfs+0x0/0xea() [ 66.979146] Calling initcall 0xffffffff8020cf78: time_init_device+0x0/0x22() Total brick, no sysrq. Had to power cycle. Oddly enough, it boots OK with the same grub line, but minus 'earlyprintk=vga initcall_debug': [ 26.768561] TCP: Hash tables configured (established 131072 bind 65536) [ 26.768566] TCP reno registered [ 26.771502] checking if image is initramfs... it is [ 26.904772] Freeing initrd memory: 1824k freed [ 26.910854] audit: initializing netlink socket (disabled) [ 26.910874] audit(1178725351.514:1): initialized [ 26.911253] VFS: Disk quotas dquot_6.5.1 (My guess is that initcall_debug is trashing some timing constraint that time_init_device is relying on?) --==_Exmh_1178729509_3418P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iD8DBQFGQfwlcC3lWbTT17ARAmplAKClgMCKHYShWNjh+mbdiAK23mdP1wCgrMxe rYspkGytTGb702S/X7rZdxM= =AsZ5 -----END PGP SIGNATURE----- --==_Exmh_1178729509_3418P-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/