Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755802AbZGEWUw (ORCPT ); Sun, 5 Jul 2009 18:20:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754522AbZGEWUp (ORCPT ); Sun, 5 Jul 2009 18:20:45 -0400 Received: from mx-out.daemonmail.net ([216.104.160.38]:51634 "EHLO mx-out.daemonmail.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754500AbZGEWUo (ORCPT ); Sun, 5 Jul 2009 18:20:44 -0400 From: "Michael S. Zick" Reply-To: lkml@morethan.org To: linux-kernel@vger.kernel.org Subject: Null Pointer BUG in uhci_hcd Date: Sun, 5 Jul 2009 17:20:43 -0500 User-Agent: KMail/1.9.9 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200907051720.45819.lkml@morethan.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 5357 Lines: 107 Anyone with suggestions about this one? root@cb01:~# dmesg uhci_hcd: USB Universal Host Controller Interface driver uhci_hcd 0000:00:10.0: PCI INT A -> Link[LNKA] -> GSI 10 (level, low) -> IRQ 10 uhci_hcd 0000:00:10.0: UHCI Host Controller uhci_hcd 0000:00:10.0: new USB bus registered, assigned bus number 1 uhci_hcd 0000:00:10.0: irq 10, io base 0x00004400 usb usb1: New USB device found, idVendor=1d6b, idProduct=0001 usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb1: Product: UHCI Host Controller usb usb1: Manufacturer: Linux 2.6.30-ce1200v-09185 uhci_hcd usb usb1: SerialNumber: 0000:00:10.0 usb usb1: configuration #1 chosen from 1 choice hub 1-0:1.0: USB hub found hub 1-0:1.0: 2 ports detected uhci_hcd 0000:00:10.1: PCI INT B -> Link[LNKB] -> GSI 11 (level, low) -> IRQ 11 uhci_hcd 0000:00:10.1: UHCI Host Controller uhci_hcd 0000:00:10.1: new USB bus registered, assigned bus number 2 uhci_hcd 0000:00:10.1: HCRESET not completed yet! uhci_hcd 0000:00:10.1: irq 11, io base 0x00004420 usb usb2: New USB device found, idVendor=1d6b, idProduct=0001 usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb2: Product: UHCI Host Controller usb usb2: Manufacturer: Linux 2.6.30-ce1200v-09185 uhci_hcd usb usb2: SerialNumber: 0000:00:10.1 usb usb2: configuration #1 chosen from 1 choice hub 2-0:1.0: USB hub found hub 2-0:1.0: 0 ports detected uhci_hcd 0000:00:10.2: PCI INT C -> Link[LNKC] -> GSI 10 (level, low) -> IRQ 10 uhci_hcd 0000:00:10.2: UHCI Host Controller uhci_hcd 0000:00:10.2: new USB bus registered, assigned bus number 3 uhci_hcd 0000:00:10.2: HCRESET not completed yet! uhci_hcd 0000:00:10.2: irq 10, io base 0x00004440 usb usb3: New USB device found, idVendor=1d6b, idProduct=0001 usb usb3: New USB device strings: Mfr=3, Product=2, SerialNumber=1 usb usb3: Product: UHCI Host Controller usb usb3: Manufacturer: Linux 2.6.30-ce1200v-09185 uhci_hcd usb usb3: SerialNumber: 0000:00:10.2 uhci_hcd 0000:00:10.2: host system error, PCI problems? uhci_hcd 0000:00:10.2: host controller process error, something bad happened! uhci_hcd 0000:00:10.2: host controller halted, very bad! uhci_hcd 0000:00:10.2: HCRESET not completed yet! uhci_hcd 0000:00:10.2: HC died; cleaning up uhci_hcd 0000:00:10.1: host system error, PCI problems? uhci_hcd 0000:00:10.1: host controller process error, something bad happened! uhci_hcd 0000:00:10.1: host controller halted, very bad! uhci_hcd 0000:00:10.1: HCRESET not completed yet! uhci_hcd 0000:00:10.1: HC died; cleaning up usb usb3: configuration #1 chosen from 1 choice usb usb3: can't set config #1, error -108 uhci_hcd 0000:00:10.2: HC died; cleaning up BUG: unable to handle kernel NULL pointer dereference at 00000050 IP: [] usb_kick_khubd+0x21/0x40 *pde = 00000000 Oops: 0000 [#1] PREEMPT DEBUG_PAGEALLOC last sysfs file: /sys/devices/pci0000:00/0000:00:10.0/usb1/bmAttributes Modules linked in: uhci_hcd(+) joydev i2c_viapro rtl8187 [last unloaded: ehci_hcd] Pid: 3562, comm: modprobe Tainted: G W (2.6.30-ce1200v-09185 #5) Everex gBook Series EIP: 0060:[] EFLAGS: 00010046 CPU: 0 EIP is at usb_kick_khubd+0x21/0x40 EAX: 00000000 EBX: 00000282 ECX: d90db39b EDX: 00000000 ESI: d9e15000 EDI: 00000000 EBP: d9e15000 ESP: d0749d60 DS: 007b ES: 007b FS: 0000 GS: 00e0 SS: 0068 Process modprobe (pid: 3562, ti=d0748000 task=d9e1e370 task.ti=d0748000) Stack: d90db39b c03b071c c06b0840 dc7e31a2 db473bf0 d90db39b 00000000 00004440 c03b1515 c06b08ec dc7e31a2 db473bf0 0000000a c0694a4c 00004440 00000000 00000080 0000000a c048c054 d0749dbf d63fe800 db473bf0 db49f85c d90db39b Call Trace: [] ? usb_hc_died+0x8c/0xb0 [] ? usb_add_hcd+0x595/0x600 [] ? pcibios_set_master+0x34/0xd0 [] ? usb_hcd_pci_probe+0x1c5/0x2d0 [] ? sysfs_do_create_link+0xca/0x150 [] ? local_pci_probe+0x1a/0x40 [] ? pci_device_probe+0x7a/0xa0 [] ? driver_probe_device+0x8c/0x170 [] ? pci_match_device+0xca/0x110 [] ? __driver_attach+0x8b/0xa0 [] ? __driver_attach+0x0/0xa0 [] ? bus_for_each_dev+0x48/0x80 [] ? pci_device_shutdown+0x0/0x40 [] ? driver_attach+0x22/0x40 [] ? __driver_attach+0x0/0xa0 [] ? bus_add_driver+0x1db/0x250 [] ? pci_device_shutdown+0x0/0x40 [] ? driver_register+0x64/0x130 [] ? uhci_hcd_init+0x0/0xe1 [uhci_hcd] [] ? __pci_register_driver+0x42/0xc0 [] ? uhci_hcd_init+0x0/0xe1 [uhci_hcd] [] ? uhci_hcd_init+0x8f/0xe1 [uhci_hcd] [] ? do_one_initcall+0x3e/0x1a0 [] ? sys_init_module+0xb2/0x1f0 [] ? sysenter_do_call+0x12/0x26 Code: 74 26 00 8d bc 27 00 00 00 00 83 ec 04 65 8b 15 14 00 00 00 89 14 24 31 d2 8b 14 24 65 33 15 14 00 00 00 75 12 8b 80 20 01 00 00 <8b> 40 50 8b 40 64 59 e9 a3 d7 ff ff e8 2e ba d7 ff 8d b4 26 00 EIP: [] usb_kick_khubd+0x21/0x40 SS:ESP 0068:d0749d60 CR2: 0000000000000050 ---[ end trace 15ef77c17c582a97 ]--- note: modprobe[3562] exited with preempt_count 1 root@cb01:~# -- 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/