From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mms2.broadcom.com ([216.31.210.18]:3992 "EHLO mms2.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752163Ab2GJLCH (ORCPT ); Tue, 10 Jul 2012 07:02:07 -0400 Received: from mail-sj1-12.sj.broadcom.com (mail-sj1-12.sj.broadcom.com [10.17.16.106]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id BB9399F9F5 for ; Tue, 10 Jul 2012 04:01:55 -0700 (PDT) Received: from [10.0.2.15] (unknown [10.176.68.147]) by mail-sj1-12.sj.broadcom.com (Postfix) with ESMTP id 2E894207C0 for ; Tue, 10 Jul 2012 04:01:55 -0700 (PDT) Message-ID: <4FFC0BA2.3060107@broadcom.com> (sfid-20120710_130212_744547_93D9E56B) Date: Tue, 10 Jul 2012 13:01:54 +0200 From: "Arend van Spriel" MIME-Version: 1.0 To: "linux-wireless@vger.kernel.org" Subject: kernel oops on wireless-testing Content-Type: text/plain; charset=iso-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: Recently I get a kernel oops in nightly test on the wireless-testing tree (see below). This is on 3.5-rc4 kernel based on following commit: commit a5b846deb890fbea72267e4e7d98f8f022959d14 Merge: 1532e30 bf52592 Author: John W. Linville Date: Wed Jun 27 16:15:29 2012 -0400 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linvi Can this be expected (eg. recent change in struct wiphy) ? I will built a new kernel from wireless-testing and see if that helps. Gr. AvS Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699393] BUG: unable to handle kernel NULL pointer dereference at 00000006 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699436] IP: [] wext_handle_ioctl+0x105/0x190 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699453] *pde = 00000000 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699466] Oops: 0000 [#1] SMP Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699534] Modules linked in: arc4 brcmsmac(O) brcmutil(O) crc_ccitt bcma(O) mac80211(O) cfg80211(O) binfmt_misc snd_hda_codec_hdmi snd_hda_codec_idt nouveau snd_hda_intel ttm drm_kms_helper drm snd_hda_codec dell_laptop i2c_algo_bit snd_hwdep mxm_wmi snd_seq_midi snd_rawmidi snd_pcm snd_seq_midi_event dell_wmi coretemp lpc_ich mfd_core snd_seq video snd_timer snd_seq_device snd intel_ips dcdbas soundcore intel_agp intel_gtt agpgart snd_page_alloc crc32c_intel microcode psmouse serio_raw sparse_keymap ahci libahci firewire_ohci sdhci_pci sdhci mmc_core firewire_core crc_itu_t e1000e Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699620] Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699636] Pid: 946, comm: NetworkManager Tainted: G O 3.5.0-rc4-wl-testing-00002-gd1ae704 #1 Dell Inc. Latitude E6410/07XJP9 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699664] EIP: 0060:[] EFLAGS: 00010297 CPU: 0 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699682] EIP is at wext_handle_ioctl+0x105/0x190 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699700] EAX: f3bb4000 EBX: 00000001 ECX: 000000d4 EDX: 00000002 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699717] ESI: 00008b01 EDI: f385fec0 EBP: f385fe78 ESP: f385fe58 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699735] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699751] CR0: 80050033 CR2: 00000006 CR3: 33a81000 CR4: 000007d0 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699769] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699785] DR6: ffff0ff0 DR7: 00000400 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699799] Process NetworkManager (pid: 946, ti=f385e000 task=f34bd860 task.ti=f385e000) Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699818] Stack: Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699835] 000280d0 f385fe70 00000001 00008b01 00008b01 00008b01 c1878820 f3ffad80 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699862] f385fef0 c13f0c29 bfe9ff4c c17064a0 f391df68 00000000 bfe9ff4c c1120944 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699887] 00000002 f4676e40 c17a27e8 00000002 c125a743 000080d0 f391d3b0 f4676e40 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699907] Call Trace: Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699927] [] dev_ioctl+0x579/0x6d0 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699949] [] ? kmem_cache_alloc_trace+0xa4/0x100 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699972] [] ? apparmor_file_alloc_security+0x23/0x50 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.699995] [] ? move_addr_to_kernel+0x70/0x70 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700014] [] sock_ioctl+0x1d3/0x270 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700032] [] ? move_addr_to_kernel+0x70/0x70 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700053] [] do_vfs_ioctl+0x86/0x5a0 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700074] [] ? _raw_spin_lock+0xd/0x10 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700094] [] ? fd_install+0x4c/0x60 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700111] [] ? sock_map_fd+0x24/0x30 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700129] [] ? sys_socket+0x5c/0x70 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700148] [] ? sys_socketcall+0xa6/0x2e0 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700167] [] sys_ioctl+0x77/0x80 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.700184] [] ? sys_close+0x73/0xc0 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.701100] [] sysenter_do_call+0x12/0x28 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.702094] Code: 5d 8b 90 bc 01 00 00 85 d2 74 2f 8b 12 85 d2 74 29 8b 92 20 02 00 00 85 d2 74 1f 0f b7 4a 04 8d 9e 00 75 ff ff 39 cb 73 11 8b 12 <8b> 14 9a 85 d2 74 08 81 fe df 8b 00 00 76 5e 8b 90 2c 01 00 00 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.703537] EIP: [] wext_handle_ioctl+0x105/0x190 SS:ESP 0068:f385fe58 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.704183] CR2: 0000000000000006 Jul 10 12:29:07 lb-bun-10 kernel: [ 1718.708501] ---[ end trace 3df9e57d53a37de6 ]---