Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261262AbUCUUfE (ORCPT ); Sun, 21 Mar 2004 15:35:04 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261263AbUCUUfE (ORCPT ); Sun, 21 Mar 2004 15:35:04 -0500 Received: from mail.bencastricum.nl ([213.84.203.196]:24836 "EHLO gateway.bencastricum.nl") by vger.kernel.org with ESMTP id S261262AbUCUUex (ORCPT ); Sun, 21 Mar 2004 15:34:53 -0500 Message-ID: <002201c40f83$bd82b9d0$0502a8c0@tragebak> From: "Ben Castricum" To: Subject: Linux 2.6.5-rc2 BUG: NULL pointer dereference in khubd Date: Sun, 21 Mar 2004 21:33:16 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 X-yoursite-MailScanner-Information: Please contact the ISP for more information X-yoursite-MailScanner: Found to be clean X-MailScanner-From: helpdeskie@bencastricum.nl Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3075 Lines: 77 I got the error below after upgrading from 2.6.5-rc1 to 2.6.5-rc2. This is on a Asus MEW mainboard (intel 810 chipset), kernel compiled with gcc version 2.95.3 20010315 (release). I can supply more info in required. I hope this helps, Ben ---------------------------------------------------------------------------- ------------ Real Time Clock Driver v1.12 drivers/usb/core/usb.c: registered new driver usbfs drivers/usb/core/usb.c: registered new driver hub USB Universal Host Controller Interface driver v2.2 uhci_hcd 0000:00:1f.2: Intel Corp. 82801AA USB PCI: Setting latency timer of device 0000:00:1f.2 to 64 uhci_hcd 0000:00:1f.2: irq 9, io base 0000a400 uhci_hcd 0000:00:1f.2: new USB bus registered, assigned bus number 1 hub 1-0:1.0: USB hub found hub 1-0:1.0: 2 ports detected drivers/usb/core/usb.c: registered new driver cdc_acm drivers/usb/class/cdc-acm.c: v0.23:USB Abstract Control Model driver for USB modems and ISDN adapters hw_random hardware driver 1.0.0 loaded usb 1-2: new full speed USB device using address 2 Unable to handle kernel NULL pointer dereference at virtual address 00000005 printing eip: c8860954 *pde = 00000000 Oops: 0000 [#1] PREEMPT CPU: 0 EIP: 0060:[] Not tainted EFLAGS: 00010246 (2.6.5-rc2) EIP is at acm_probe+0x9c/0x51c [cdc_acm] eax: c7ac8cc0 ebx: 00000000 ecx: c7da0b80 edx: 00000000 esi: c770ed6c edi: 00000004 ebp: c7ac8dc0 esp: c7b3be3c ds: 007b es: 007b ss: 0068 Process khubd (pid: 37, threadinfo=c7b3a000 task=c7b3d760) Stack: c8861d40 ffffffed c7ac8dd4 c7ac8dc0 c7b17300 c02908f0 00000000 00000001 c029a3cc c0173a7c c7b17300 c029a3e0 c7ac8cc0 c770ed60 c12d2c00 c888d049 c7ac8dc0 c8861c80 ffffffed c8861d40 c7ac8dd4 c12d2cd0 c8861d20 c01d06f1 Call Trace: [] sysfs_add_file+0x5c/0x7c [] usb_probe_interface+0x41/0x5c [usbcore] [] bus_match+0x31/0x54 [] device_attach+0x56/0x8c [] bus_add_device+0x50/0x88 [] device_add+0x88/0x118 [] device_register+0x11/0x18 [] usb_set_configuration+0x1bb/0x1f4 [usbcore] [] usb_new_device+0x2d3/0x370 [usbcore] [] printk+0x12c/0x154 [] hub_port_connect_change+0x1ce/0x254 [usbcore] [] hub_events+0x131/0x2dc [usbcore] [] hub_thread+0x2d/0xe4 [usbcore] [] hub_thread+0x0/0xe4 [usbcore] [] default_wake_function+0x0/0x1c [] kernel_thread_helper+0x5/0xc Code: 80 7a 05 0a 0f 85 52 04 00 00 80 7a 04 01 0f 86 48 04 00 00 <6>8139too Fast Ethernet driver 0.9.27 PCI: Enabling device 0000:01:08.0 (0004 -> 0007) eth0: RealTek RTL8139 at 0xc8866000, 00:50:fc:85:89:e0, IRQ 12 eth0: Identified 8139 chip type 'RTL-8100B/8139D' ---------------------------------------------------------------------------- ------------ - 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/