Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752019AbWIHBVr (ORCPT ); Thu, 7 Sep 2006 21:21:47 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752023AbWIHBVr (ORCPT ); Thu, 7 Sep 2006 21:21:47 -0400 Received: from nz-out-0102.google.com ([64.233.162.194]:51444 "EHLO nz-out-0102.google.com") by vger.kernel.org with ESMTP id S1752019AbWIHBVq (ORCPT ); Thu, 7 Sep 2006 21:21:46 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:mime-version:content-type:content-transfer-encoding:content-disposition; b=OMpQn5uvP94yxpn/Z391Ty7nCiplM3CQmQksLXOJtqnNinwJQcWkP0EjOmdhWXxXvRBumXwyPXUJoXdRMtU+MBGRhMN5V2Poe+0u3GvJCLln/U89KLqBzPa7QVKNzLD5I6l4fCEKR2aEl86cc0Uy9V5L/zqSEMFuXJAx3OVzXrk= Message-ID: Date: Thu, 7 Sep 2006 18:21:45 -0700 From: "Miles Lane" To: LKML , "Stefan Richter" , linux1394-devel@lists.sourceforge.net Subject: 2.6.18-rc5-git1 + "ieee1394: nodemgr" patches -- BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000 MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3869 Lines: 77 I tried testing the patches from http://groups.google.com/group/linux.kernel/browse_thread/thread/e25d2d810b7cf9cb applied to 2.6.18-rc5-git1. Things went pretty well, until I ran "pccardctl eject" and then popped out the Firewire card. ieee1394: Node changed: 1-02:1023 -> 1-00:1023 ieee1394: Node suspended: ID:BUS[1-00:1023] GUID[0080880002103eae] ieee1394: Node suspended: ID:BUS[1-01:1023] GUID[0090a950000b2255] pccard: card ejected from slot 0 ieee1394: Node removed: ID:BUS[1-00:1023] GUID[0080880002103eae] PM: Removing info for ieee1394:0080880002103eae-0 PM: Removing info for ieee1394:0080880002103eae ieee1394: Node removed: ID:BUS[1-01:1023] GUID[0090a950000b2255] PM: Removing info for ieee1394:0090a950000b2255-0 PM: Removing info for ieee1394:0090a950000b2255 ieee1394: Node removed: ID:BUS[1-00:1023] GUID[0090a94000007475] PM: Removing info for ieee1394:0090a94000007475-0 PM: Removing info for ieee1394:0090a94000007475 BUG: unable to handle kernel NULL pointer dereference at virtual address 00000000 printing eip: f955b309 *pde = 00000000 Oops: 0000 [#1] Modules linked in: dv1394 raw1394 binfmt_misc apm i915 drm ipv6 speedstep_centrino freq_table cpufreq_powersave cpufreq_performance cpufreq_ondemand cpufreq_conservative video thermal processor fan button battery ac nls_ascii nls_cp437 vfat fat nls_utf8 ntfs nls_base sr_mod sbp2 scsi_mod parport_pc lp parport 8139cp pcmcia 8139too ipw2200 sdhci mmc_core ohci1394 ieee1394 yenta_socket rsrc_nonstatic pcmcia_core mii snd_intel8x0 snd_ac97_codec snd_ac97_bus snd_pcm_oss snd_mixer_oss ide_cd snd_pcm snd_timer cdrom psmouse shpchp pci_hotplug snd soundcore snd_page_alloc ehci_hcd uhci_hcd intel_agp agpgart usbcore rtc evdev CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010282 (2.6.18-rc5-git1 #4) EIP is at dv1394_remove_host+0x17/0xad [dv1394] eax: f91ac0f4 ebx: 00000001 ecx: 00000000 edx: f955b2f2 esi: 00000000 edi: f955c4d9 ebp: f955d980 esp: eab03e74 ds: 007b es: 007b ss: 0068 Process pccardctl (pid: 7111, ti=eab02000 task=f0a02ab0 task.ti=eab02000) Stack: f955d980 ed5c4000 ed5c4000 f91788c2 00000000 f955d980 ed5c4000 f91310cc f7c0b448 f9178945 ed5c4000 ed5c5d48 f9177e65 ed5c5f64 f912c9f2 f52ae800 f52ae848 f91310cc c10c5d24 f52ae8b0 c111dcbd f52ae848 f52ae848 c11f4aa0 Call Trace: [] __unregister_host+0x17/0x79 [ieee1394] [] highlevel_remove_host+0x21/0x42 [ieee1394] [] hpsb_remove_host+0x37/0x56 [ieee1394] [] ohci1394_pci_remove+0x41/0x1cd [ohci1394] [] pci_device_remove+0x16/0x28 [] __device_release_driver+0x5a/0x72 [] device_release_driver+0x1b/0x29 [] bus_remove_device+0x78/0x8a [] device_del+0xe9/0x11a [] device_unregister+0x8/0x10 [] pci_remove_bus_device+0x39/0xcf [] pci_remove_behind_bridge+0x1a/0x2d [] socket_shutdown+0x89/0xdd [pcmcia_core] [] pcmcia_eject_card+0x56/0x65 [pcmcia_core] [] pccard_store_eject+0x19/0x20 [pcmcia_core] [] class_device_attr_store+0x1b/0x1f [] sysfs_write_file+0x97/0xbe [] vfs_write+0xa6/0x14b [] sys_write+0x3c/0x63 [] sysenter_past_esp+0x56/0x79 DWARF2 unwinder stuck at sysenter_past_esp+0x56/0x79 Leftover inexact backtrace: Code: c2 ff c7 87 90 01 00 00 00 00 00 00 83 c4 10 5b 5e 5f 5d c3 57 56 53 8b 98 44 1d 00 00 8b 80 3c 1d 00 00 8b 70 04 bf d9 c4 55 f9 ae 75 08 84 c0 75 f8 31 c0 eb 04 19 c0 0c 01 85 c0 75 7e 9c EIP: [] dv1394_remove_host+0x17/0xad [dv1394] SS:ESP 0068:eab03e74 - 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/