From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [Bugme-new] [Bug 9208] New: Oops on sky2, delete_module causes SIGKILL Date: Mon, 22 Oct 2007 11:12:35 -0700 Message-ID: <20071022111235.266a10df.akpm@linux-foundation.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: bugme-daemon@bugzilla.kernel.org, jkarlson@cc.hut.fi, Stephen Hemminger To: netdev@vger.kernel.org Return-path: Received: from smtp2.linux-foundation.org ([207.189.120.14]:39382 "EHLO smtp2.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754024AbXJVSMl (ORCPT ); Mon, 22 Oct 2007 14:12:41 -0400 In-Reply-To: Sender: netdev-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Mon, 22 Oct 2007 06:58:37 -0700 (PDT) bugme-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=9208 > > Summary: Oops on sky2, delete_module causes SIGKILL > Product: Drivers > Version: 2.5 > KernelVersion: linux-2.6.23-git17 > Platform: All > OS/Version: Linux > Tree: Mainline > Status: NEW > Severity: normal > Priority: P1 > Component: Network > AssignedTo: jgarzik@pobox.com > ReportedBy: jkarlson@cc.hut.fi > > > Most recent kernel where this bug did not occur: > linux-2.6.23-git-13 > > Distribution: > gentoo > > Hardware Environment: > macbook revision2 > > Software Environment: > gcc-4.2.2, glibc-2.6.1-r0, 2.6.23-git14...17 x86_64 > sys-devel/binutils: 2.18-r1 > sys-apps/module-init-tools-3.2.2-r3 > > Problem Description: > on dmesg > > sky2 eth0: enabling interface > sky2 eth0: Link is up at 100 Mbps, full duplex, flow control both > hda: selected mode 0x44 > appletouch: incomplete data package (first byte: 2, length: 4). > Unable to handle kernel NULL pointer dereference at 00000000000003b0 RIP: > [] unregister_netdevice+0x21/0x180 > PGD abb2067 PUD 3ee9067 PMD 0 > Oops: 0000 [1] SMP > CPU 1 > Modules linked in: snd_hda_intel snd_pcm snd_page_alloc i2c_i801 sky2 > Pid: 4791, comm: modprobe Not tainted 2.6.23-git17 #2 > RIP: 0010:[] [] > unregister_netdevice+0x21/0x180 > RSP: 0018:ffff81000a9addf8 EFLAGS: 00010246 > RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00000000ffffffff > RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff80639050 > RBP: ffff810003da5e80 R08: 0000000000000000 R09: 000000000000102a > R10: 0000000000000000 R11: ffffffff8029f6a0 R12: ffff8100022c0800 > R13: ffffffff8800c440 R14: ffffffff8800c498 R15: ffffffff8800c490 > FS: 00002b16510c3b00(0000) GS:ffff810002076e40(0000) knlGS:0000000000000000 > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b > CR2: 00000000000003b0 CR3: 000000000aaf4000 CR4: 00000000000026e0 > DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 > DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 > Process modprobe (pid: 4791, threadinfo ffff81000a9ac000, task > ffff810003e1a740) > Stack: 0000000000000000 ffffffff804ae2d1 0000000000000000 ffffffff88004670 > ffff8100022c0870 ffff8100022c0800 ffff8100022c6870 ffffffff80393a4c > ffffffff8800c440 ffff8100022c0870 ffffffff8800c440 ffffffff803f91c2 > Call Trace: > [] unregister_netdev+0x11/0x20 > [] :sky2:sky2_remove+0x40/0xf0 > [] pci_device_remove+0x2c/0x60 > [] __device_release_driver+0x82/0xc0 > [] driver_detach+0xf5/0x100 > [] bus_remove_driver+0x8d/0xb0 > [] pci_unregister_driver+0x18/0x90 > [] sys_delete_module+0x14d/0x1e0 > [] __up_write+0x22/0x130 > [] system_call+0x7e/0x83 > > > Code: 8b 83 b0 03 00 00 85 c0 75 39 48 89 da 48 89 de 48 c7 c7 20 > RIP [] unregister_netdevice+0x21/0x180 > RSP > CR2: 00000000000003b0 > > > Steps to reproduce: > rmmod sky2 > > > -- > Configure bugmail: http://bugzilla.kernel.org/userprefs.cgi?tab=email > ------- You are receiving this mail because: ------- > You are on the CC list for the bug, or are watching someone who is.