From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?QWxleCBWaWxsYWPDrXMgTGFzc28=?= Subject: BISECTED: Re: REGRESSION: 3.4.0->3.5.0-rc2 kernel WARNING on cable plug on Acer Aspire One, no network Date: Mon, 02 Jul 2012 21:33:41 -0500 Message-ID: <4FF25A05.7050007@palosanto.com> References: <4FD4F28B.4070003@palosanto.com> <20120610195906.GA15641@electric-eye.fr.zoreil.com> <4FD504DA.3000500@palosanto.com> <20120611213815.GA8517@electric-eye.fr.zoreil.com> <4FF05597.3040206@palosanto.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: netdev@vger.kernel.org To: Francois Romieu Return-path: Received: from mail.palosanto.com ([201.234.196.171]:48884 "EHLO pbx.palosanto.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750920Ab2GCCdy (ORCPT ); Mon, 2 Jul 2012 22:33:54 -0400 In-Reply-To: <4FF05597.3040206@palosanto.com> Sender: netdev-owner@vger.kernel.org List-ID: El 01/07/12 08:50, Alex Villac=C3=ADs Lasso escribi=C3=B3: > El 11/06/12 16:38, Francois Romieu escribi=C3=B3: >> Alex Villac=C3=ADs Lasso : >> [...] >>> $ grep XID dmesg-3.5.0-rc2.txt >>> [ 15.873858] r8169 0000:02:00.0: eth0: RTL8102e at 0xf7c0e000, >>> 00:1e:68:e5:5d:b1, XID 04a00000 IRQ 44 >> The 8102e has not been touched by that many suspect patches but I do >> not see where the problem is :o( >> >> Can you peel off the r8169 patches between 3.4.0 and 3.5-rc ? >> > Still present in 3.5-rc5. Bisection still in progress. > > --=20 > To unsubscribe from this list: send the line "unsubscribe netdev" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html My full bisection points to this commit: commit 0a2b9a6ea93650b8a00f9fd5ee8fdd25671e2df6 Author: Marek Szyprowski Date: Thu Dec 29 13:09:51 2011 +0100 X86: integrate CMA with DMA-mapping subsystem This patch adds support for CMA to dma-mapping subsystem for x86 architecture that uses common pci-dma/pci-nommu implementation. Th= is allows to test CMA on KVM/QEMU and a lot of common x86 boxes. Signed-off-by: Marek Szyprowski Signed-off-by: Kyungmin Park CC: Michal Nazarewicz Acked-by: Arnd Bergmann Is this commit somehow messing with the network card DMA? My full bisection log follows: git bisect start # good: [76e10d158efb6d4516018846f60c2ab5501900bc] Linux 3.4 git bisect good 76e10d158efb6d4516018846f60c2ab5501900bc # bad: [cfaf025112d3856637ff34a767ef785ef5cf2ca9] Linux 3.5-rc2 git bisect bad cfaf025112d3856637ff34a767ef785ef5cf2ca9 # good: [3813d4024a75562baf77d3907fb6afbf8f9c8232] Merge tag=20 'ia64-3.5-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/= linux git bisect good 3813d4024a75562baf77d3907fb6afbf8f9c8232 # bad: [5723aa993d83803157c22327e90cd59e3dcbe879] x86: use the new=20 generic strnlen_user() function git bisect bad 5723aa993d83803157c22327e90cd59e3dcbe879 # good: [654443e20dfc0617231f28a07c96a979ee1a0239] Merge branch=20 'perf-uprobes-for-linus' of=20 git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip git bisect good 654443e20dfc0617231f28a07c96a979ee1a0239 # good: [8c914028f5ddaa417b7d0f4b7fdc24caceaa8043] Merge branch=20 'drm-nouveau-next' of=20 git://anongit.freedesktop.org/git/nouveau/linux-2.6 into drm-core-next git bisect good 8c914028f5ddaa417b7d0f4b7fdc24caceaa8043 # good: [0708500d49e8439d9fe5529795bdc1485f0f46c3] Merge tag=20 'devicetree-for-linus' of git://git.secretlab.ca/git/linux-2.6 git bisect good 0708500d49e8439d9fe5529795bdc1485f0f46c3 # good: [07acfc2a9349a8ce45b236c2624dad452001966b] Merge branch 'next'=20 of git://git.kernel.org/pub/scm/virt/kvm/kvm git bisect good 07acfc2a9349a8ce45b236c2624dad452001966b # good: [58823de9d2f1265030d0d06cb03cc2a551994398] Merge tag=20 'hda-switcheroo' of=20 git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound git bisect good 58823de9d2f1265030d0d06cb03cc2a551994398 # bad: [0f51596bd39a5c928307ffcffc9ba07f90f42a8b] Merge branch=20 'for-next-arm-dma' into for-linus git bisect bad 0f51596bd39a5c928307ffcffc9ba07f90f42a8b # bad: [0a2b9a6ea93650b8a00f9fd5ee8fdd25671e2df6] X86: integrate CMA=20 with DMA-mapping subsystem git bisect bad 0a2b9a6ea93650b8a00f9fd5ee8fdd25671e2df6 # good: [6d4a49160de2c684fb59fa627bce80e200224331] mm: page_alloc:=20 change fallbacks array handling git bisect good 6d4a49160de2c684fb59fa627bce80e200224331 # good: [cfd3da1e49bb95c355c01c0f502d657deb3d34a4] mm: Serialize access= =20 to min_free_kbytes git bisect good cfd3da1e49bb95c355c01c0f502d657deb3d34a4 # good: [49f223a9cd96c7293d7258ff88c2bdf83065f69c] mm: trigger page=20 reclaim in alloc_contig_range() to stabilise watermarks git bisect good 49f223a9cd96c7293d7258ff88c2bdf83065f69c # good: [c64be2bb1c6eb43c838b2c6d57b074078be208dd] drivers: add=20 Contiguous Memory Allocator git bisect good c64be2bb1c6eb43c838b2c6d57b074078be208dd