From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1765405AbYD2Sz0 (ORCPT ); Tue, 29 Apr 2008 14:55:26 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1763023AbYD2SwM (ORCPT ); Tue, 29 Apr 2008 14:52:12 -0400 Received: from fg-out-1718.google.com ([72.14.220.159]:30921 "EHLO fg-out-1718.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1762970AbYD2SwC convert rfc822-to-8bit (ORCPT ); Tue, 29 Apr 2008 14:52:02 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:subject:date:user-agent:cc:mime-version:content-type:content-transfer-encoding:content-disposition:message-id; b=xaPqXzN98bMZDkrrgmcd9VlFCnrQ3mzYrZoa57t/aY67ht36xlY/4Peu9Vu4ZLYGjrKDaxjN96E5LG6lFlkLw/bjBHRusoJ1/mz7nDUXIXgOnHQtDcQj0zoolgIDo95cFLdCa+eXOo6oyvsDajuVhxHb7OGQAi7w1TFhHtDjnRc= From: Bartlomiej Zolnierkiewicz To: Jens Axboe Subject: queue_flag_clear warnings with the latest git tree Date: Tue, 29 Apr 2008 21:07:08 +0200 User-Agent: KMail/1.9.9 Cc: linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Content-Disposition: inline Message-Id: <200804292107.09770.bzolnier@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org They happen both with IDE and SCSI/libata... IDE: Linux version 2.6.25-06476-gc9a3f6d-dirty (bzolnier@localhost.localdomain) (gcc version 4.1.2 20070925 (Red Hat 4.1.2-27)) #225 PREEMPT Tue Apr 29 20:53:53 CEST 2008 BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009fc00 (usable) BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 0000000007ff0000 (usable) BIOS-e820: 0000000007ff0000 - 0000000008000000 (ACPI data) BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved) 127MB LOWMEM available. Zone PFN ranges: DMA 0 -> 4096 Normal 4096 -> 32752 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0 -> 32752 DMI not present or invalid. ACPI: RSDP 000FA5D0, 0014 (r0 QEMU ) ACPI: RSDT 07FF0000, 002C (r0 QEMU QEMURSDT 1 QEMU 1) ACPI: FACP 07FF002C, 0074 (r0 QEMU QEMUFACP 1 QEMU 1) ACPI: DSDT 07FF0100, 0832 (r1 BXPC BXDSDT 1 INTL 20060912) ACPI: FACS 07FF00C0, 0040 ACPI: APIC 07FF0938, 0040 (r0 QEMU QEMUAPIC 1 QEMU 1) ACPI: PM-Timer IO Port: 0xb008 ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) BIOS bug, APIC version is 0 for CPU#0! fixing up to 0x10. (tell your hw vendor) ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0]) IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-23 Enabling APIC mode: Flat. Using 1 I/O APICs Using ACPI (MADT) for SMP configuration information Allocating PCI resources starting at 10000000 (gap: 08000000:f7fc0000) Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32497 Kernel command line: root=/dev/hda init=/bin/sh console=ttyS0,115200 Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Initializing CPU#0 CPU 0 irqstacks, hard=c03e1000 soft=c03e0000 PID hash table entries: 512 (order: 9, 2048 bytes) Detected 1495.172 MHz processor. Console: colour VGA+ 80x25 console [ttyS0] enabled Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) Memory: 126096k/131008k available (1912k kernel code, 4432k reserved, 832k data, 180k init, 0k highmem) virtual kernel memory layout: fixmap : 0xfffb5000 - 0xfffff000 ( 296 kB) vmalloc : 0xc8800000 - 0xfffb3000 ( 887 MB) lowmem : 0xc0000000 - 0xc7ff0000 ( 127 MB) .init : 0xc03b0000 - 0xc03dd000 ( 180 kB) .data : 0xc02de117 - 0xc03ae1e0 ( 832 kB) .text : 0xc0100000 - 0xc02de117 (1912 kB) Checking if this processor honours the WP bit even in supervisor mode...Ok. Calibrating delay using timer specific routine.. 3012.98 BogoMIPS (lpj=6025962) Mount-cache hash table entries: 512 CPU: L1 I cache: 8K CPU: L2 cache: 128K Compat vDSO mapped to ffffe000. CPU: Intel Pentium II (Klamath) stepping 03 Checking 'hlt' instruction... OK. Freeing SMP alternatives: 0k freed ACPI: Core revision 20070126 ENABLING IO-APIC IRQs ..TIMER: vector=0x31 apic1=0 pin1=0 apic2=-1 pin2=-1 APIC calibration not consistent with PM Timer: 52ms instead of 100ms APIC delta adjusted to PM-Timer: 6250026 (3292476) net_namespace: 480 bytes NET: Registered protocol family 16 No dock devices found. ACPI: bus type pci registered PCI: PCI BIOS revision 2.10 entry at 0xfa110, last bus=0 PCI: Using configuration type 1 for base access Setting up standard PCI resources ACPI: Interpreter enabled ACPI: (supports S0 S5) ACPI: Using IOAPIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (0000:00) * Found PM-Timer Bug on the chipset. Due to workarounds for a bug, * this clock source is slow. Consider trying other clock sources pci 0000:00:01.3: quirk: region b000-b03f claimed by PIIX4 ACPI pci 0000:00:01.3: quirk: region b100-b10f claimed by PIIX4 SMB ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 *11 12) ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 *9 10 11 12) ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 9 10 *11 12) ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 *9 10 11 12) Linux Plug and Play Support v0.97 (c) Adam Belay pnp: PnP ACPI init ACPI: bus type pnp registered pnp: PnP ACPI: found 6 devices ACPI: ACPI bus type pnp unregistered SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb PCI: Using ACPI for IRQ routing NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 4096 (order: 3, 32768 bytes) TCP bind hash table entries: 4096 (order: 2, 16384 bytes) TCP: Hash tables configured (established 4096 bind 4096) TCP reno registered NET: Registered protocol family 1 audit: initializing netlink socket (disabled) type=2000 audit(1209495511.389:1): initialized Total HugeTLB memory allocated, 0 fuse init (API version 7.9) msgmni has been set to 246 for ipc namespace c0394260 io scheduler noop registered io scheduler anticipatory registered (default) io scheduler deadline registered io scheduler cfq registered pci 0000:00:00.0: Limiting direct PCI/PCI transfers pci 0000:00:01.0: PIIX3: Enabling Passive Release pci 0000:00:01.0: Activating ISA DMA hang workarounds isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found Real Time Clock Driver v1.12ac Linux agpgart interface v0.103 Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled Switched to NOHz mode on CPU #0 ˙serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16450 00:05: ttyS0 at I/O 0x3f8 (irq = 4) is a 16450 Uniform Multi-Platform E-IDE driver PIIX3: IDE controller (0x8086:0x7010 rev 0x00) at PCI slot 0000:00:01.1 PIIX3: not 100% native mode: will probe irqs later ide0: BM-DMA at 0xc000-0xc007 ide1: BM-DMA at 0xc008-0xc00f hda: QEMU HARDDISK, ATA DISK drive Clocksource tsc unstable (delta = -713139329 ns) hda: MWDMA2 mode selected hdc: QEMU CD-ROM, ATAPI CD/DVD-ROM drive hdc: MWDMA2 mode selected ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 ide1 at 0x170-0x177,0x376 on irq 15 ide_generic: I/O resource 0x1F0-0x1F7 not free. ide_generic: I/O resource 0x170-0x177 not free. hda: max request size: 512KiB hda: 102400 sectors (52 MB) w/256KiB Cache, CHS=101/255/63 hda: cache flushes supported hda:<4>------------[ cut here ]------------ WARNING: at include/linux/blkdev.h:439 queue_flag_clear+0x1e/0x3e() Modules linked in: Pid: 1, comm: swapper Not tainted 2.6.25-06476-gc9a3f6d-dirty #225 [] warn_on_slowpath+0x40/0x67 [] elv_rb_add+0x47/0x4f [] as_add_request+0x92/0xbe [] elv_insert+0x11a/0x142 [] __make_request+0x24e/0x292 [] __make_request+0x271/0x292 [] generic_make_request+0x163/0x190 [] mempool_alloc+0x32/0xfa [] submit_bio+0x9f/0xa5 [] bio_alloc_bioset+0x9b/0xf3 [] queue_flag_clear+0x1e/0x3e [] blk_remove_plug+0x3b/0x4c [] __generic_unplug_device+0x1e/0x29 [] generic_unplug_device+0x11/0x30 [] blk_unplug+0x9/0xa [] blk_run_backing_dev+0xd/0xe [] sync_page+0x39/0x43 [] __wait_on_bit_lock+0x2a/0x51 [] __lock_page+0x4d/0x53 [] wake_bit_function+0x0/0x43 [] read_cache_page_async+0x89/0xdf [] blkdev_readpage+0x0/0xc [] read_cache_page+0xa/0x44 [] read_dev_sector+0x22/0x6f [] msdos_partition+0x0/0x495 [] msdos_partition+0x48/0x495 [] snprintf+0x1c/0x1f [] printk+0x14/0x18 [] msdos_partition+0x0/0x495 [] rescan_partitions+0xfa/0x200 [] do_open+0x1ac/0x247 [] __blkdev_get+0x5e/0x69 [] blkdev_get+0xa/0xc [] register_disk+0xc7/0x10e [] add_disk+0x2b/0x36 [] exact_match+0x0/0x7 [] exact_lock+0x0/0xd [] ide_disk_probe+0x48c/0x4a4 [] __driver_attach+0x0/0x55 [] generic_ide_probe+0x1c/0x1d [] driver_probe_device+0xb4/0x12a [] __driver_attach+0x37/0x55 [] bus_for_each_dev+0x34/0x56 [] driver_attach+0x11/0x13 [] __driver_attach+0x0/0x55 [] bus_add_driver+0x8a/0x1a5 [] driver_register+0x45/0x99 [] kernel_init+0x8f/0x194 [] schedule_tail+0xe/0x39 [] ret_from_fork+0x6/0x1c [] kernel_init+0x0/0x194 [] kernel_init+0x0/0x194 [] kernel_thread_helper+0x7/0x10 ======================= ---[ end trace be7c4407f4cbe739 ]--- hdc: ATAPI 4X CD-ROM drive, 512kB Cache Uniform CD-ROM driver Revision: 3.20 Driver 'sd' needs updating - please use bus_type methods Driver 'sr' needs updating - please use bus_type methods PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 serio: i8042 KBD port at 0x60,0x64 irq 1 serio: i8042 AUX port at 0x60,0x64 irq 12 mice: PS/2 mouse device common for all mice input: AT Translated Set 2 keyboard as /class/input/input0 cpuidle: using governor ladder cpuidle: using governor menu usbcore: registered new interface driver usbhid usbhid: v2.6:USB HID core driver ip_tables: (C) 2000-2006 Netfilter Core Team TCP bic registered NET: Registered protocol family 17 NET: Registered protocol family 15 ieee80211: 802.11 data/management/control stack, git-1.1.13 ieee80211: Copyright (C) 2004-2005 Intel Corporation Using IPI Shortcut mode input: ImExPS/2 Generic Explorer Mouse as /class/input/input1 kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with ordered data mode. VFS: Mounted root (ext3 filesystem) readonly. Freeing unused kernel memory: 180k freed SCSI/libata: Linux version 2.6.25-06476-gc9a3f6d-dirty (bzolnier@localhost.localdomain) (gcc version 4.1.2 20070925 (Red Hat 4.1.2-27)) #226 PREEMPT Tue Apr 29 21:05:07 CEST 2008 BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009fc00 (usable) BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 0000000007ff0000 (usable) BIOS-e820: 0000000007ff0000 - 0000000008000000 (ACPI data) BIOS-e820: 00000000fffc0000 - 0000000100000000 (reserved) 127MB LOWMEM available. Zone PFN ranges: DMA 0 -> 4096 Normal 4096 -> 32752 Movable zone start PFN for each node early_node_map[1] active PFN ranges 0: 0 -> 32752 DMI not present or invalid. ACPI: RSDP 000FA5D0, 0014 (r0 QEMU ) ACPI: RSDT 07FF0000, 002C (r0 QEMU QEMURSDT 1 QEMU 1) ACPI: FACP 07FF002C, 0074 (r0 QEMU QEMUFACP 1 QEMU 1) ACPI: DSDT 07FF0100, 0832 (r1 BXPC BXDSDT 1 INTL 20060912) ACPI: FACS 07FF00C0, 0040 ACPI: APIC 07FF0938, 0040 (r0 QEMU QEMUAPIC 1 QEMU 1) ACPI: PM-Timer IO Port: 0xb008 ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) BIOS bug, APIC version is 0 for CPU#0! fixing up to 0x10. (tell your hw vendor) ACPI: IOAPIC (id[0x01] address[0xfec00000] gsi_base[0]) IOAPIC[0]: apic_id 1, version 17, address 0xfec00000, GSI 0-23 Enabling APIC mode: Flat. Using 1 I/O APICs Using ACPI (MADT) for SMP configuration information Allocating PCI resources starting at 10000000 (gap: 08000000:f7fc0000) Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32497 Kernel command line: root=/dev/sda init=/bin/sh console=ttyS0,115200 Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Initializing CPU#0 CPU 0 irqstacks, hard=c03cb000 soft=c03ca000 PID hash table entries: 512 (order: 9, 2048 bytes) Detected 1495.108 MHz processor. Console: colour VGA+ 80x25 console [ttyS0] enabled Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) Memory: 126200k/131008k available (1858k kernel code, 4328k reserved, 802k data, 176k init, 0k highmem) virtual kernel memory layout: fixmap : 0xfffb5000 - 0xfffff000 ( 296 kB) vmalloc : 0xc8800000 - 0xfffb3000 ( 887 MB) lowmem : 0xc0000000 - 0xc7ff0000 ( 127 MB) .init : 0xc039b000 - 0xc03c7000 ( 176 kB) .data : 0xc02d086f - 0xc03991e0 ( 802 kB) .text : 0xc0100000 - 0xc02d086f (1858 kB) Checking if this processor honours the WP bit even in supervisor mode...Ok. Calibrating delay using timer specific routine.. 3012.58 BogoMIPS (lpj=6025175) Mount-cache hash table entries: 512 CPU: L1 I cache: 8K CPU: L2 cache: 128K Compat vDSO mapped to ffffe000. CPU: Intel Pentium II (Klamath) stepping 03 Checking 'hlt' instruction... OK. Freeing SMP alternatives: 0k freed ACPI: Core revision 20070126 ENABLING IO-APIC IRQs ..TIMER: vector=0x31 apic1=0 pin1=0 apic2=-1 pin2=-1 APIC calibration not consistent with PM Timer: 51ms instead of 100ms APIC delta adjusted to PM-Timer: 6249992 (3228274) net_namespace: 480 bytes NET: Registered protocol family 16 No dock devices found. ACPI: bus type pci registered PCI: PCI BIOS revision 2.10 entry at 0xfa110, last bus=0 PCI: Using configuration type 1 for base access Setting up standard PCI resources ACPI: Interpreter enabled ACPI: (supports S0 S5) ACPI: Using IOAPIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (0000:00) * Found PM-Timer Bug on the chipset. Due to workarounds for a bug, * this clock source is slow. Consider trying other clock sources pci 0000:00:01.3: quirk: region b000-b03f claimed by PIIX4 ACPI pci 0000:00:01.3: quirk: region b100-b10f claimed by PIIX4 SMB ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 *11 12) ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 *9 10 11 12) ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 9 10 *11 12) ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 *9 10 11 12) Linux Plug and Play Support v0.97 (c) Adam Belay pnp: PnP ACPI init ACPI: bus type pnp registered pnp: PnP ACPI: found 6 devices ACPI: ACPI bus type pnp unregistered SCSI subsystem initialized usbcore: registered new interface driver usbfs usbcore: registered new interface driver hub usbcore: registered new device driver usb PCI: Using ACPI for IRQ routing NET: Registered protocol family 2 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 4096 (order: 3, 32768 bytes) TCP bind hash table entries: 4096 (order: 2, 16384 bytes) TCP: Hash tables configured (established 4096 bind 4096) TCP reno registered NET: Registered protocol family 1 audit: initializing netlink socket (disabled) type=2000 audit(1209495928.399:1): initialized Total HugeTLB memory allocated, 0 fuse init (API version 7.9) msgmni has been set to 246 for ipc namespace c0380260 io scheduler noop registered io scheduler anticipatory registered (default) io scheduler deadline registered io scheduler cfq registered pci 0000:00:00.0: Limiting direct PCI/PCI transfers pci 0000:00:01.0: PIIX3: Enabling Passive Release pci 0000:00:01.0: Activating ISA DMA hang workarounds isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found Real Time Clock Driver v1.12ac Linux agpgart interface v0.103 Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled Switched to NOHz mode on CPU #0 ˙serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16450 00:05: ttyS0 at I/O 0x3f8 (irq = 4) is a 16450 Driver 'sd' needs updating - please use bus_type methods Driver 'sr' needs updating - please use bus_type methods scsi0 : ata_piix scsi1 : ata_piix ata1: PATA max MWDMA2 cmd 0x1f0 ctl 0x3f6 bmdma 0xc000 irq 14 ata2: PATA max MWDMA2 cmd 0x170 ctl 0x376 bmdma 0xc008 irq 15 ata1.00: ATA-7: QEMU HARDDISK, 0.9.0, max UDMA/100 ata1.00: 102400 sectors, multi 16: LBA48 ata1.00: configured for MWDMA2 Clocksource tsc unstable (delta = -517774480 ns) ata2.00: ATAPI: QEMU CD-ROM, 0.9.0, max UDMA/100 ata2.00: configured for MWDMA2 ------------[ cut here ]------------ WARNING: at include/linux/blkdev.h:439 queue_flag_clear+0x1e/0x3e() Modules linked in: Pid: 1, comm: swapper Not tainted 2.6.25-06476-gc9a3f6d-dirty #226 [] warn_on_slowpath+0x40/0x67 [] acpi_ns_lookup+0x205/0x2ea [] blk_recalc_rq_segments+0x32/0x1ec [] blk_recount_segments+0x27/0x48 [] page_count+0x8/0x14 [] __mod_timer+0xb2/0xc5 [] queue_flag_clear+0x1e/0x3e [] blk_remove_plug+0x3b/0x4c [] __generic_unplug_device+0x1e/0x29 [] blk_execute_rq_nowait+0x59/0x77 [] blk_execute_rq+0x71/0x8b [] blk_end_sync_rq+0x0/0x26 [] mempool_alloc+0x32/0xfa [] bio_add_pc_page+0x16/0x1b [] bio_phys_segments+0xe/0x14 [] scsi_execute+0xb6/0xc8 [] scsi_execute_req+0x84/0xa1 [] scsi_probe_and_add_lun+0x161/0x712 [] mutex_lock+0x15/0x23 [] attribute_container_add_device+0x17/0xf9 [] transport_setup_classdev+0x0/0x1a [] kobject_get+0xf/0x13 [] __scsi_add_device+0x83/0xa6 [] ata_scsi_scan_host+0x8c/0x17a [] ata_host_register+0x1cc/0x1e7 [] ata_pci_sff_activate_host+0x17a/0x19e [] ata_sff_interrupt+0x0/0x8b [] piix_init_one+0x4d1/0x4f0 [] __driver_attach+0x0/0x55 [] pci_device_probe+0x36/0x57 [] driver_probe_device+0xb4/0x12a [] __driver_attach+0x37/0x55 [] bus_for_each_dev+0x34/0x56 [] driver_attach+0x11/0x13 [] __driver_attach+0x0/0x55 [] bus_add_driver+0x8a/0x1a5 [] driver_register+0x45/0x99 [] __pci_register_driver+0x2b/0x56 [] piix_init+0x11/0x23 [] kernel_init+0x8f/0x194 [] schedule_tail+0xe/0x39 [] ret_from_fork+0x6/0x1c [] kernel_init+0x0/0x194 [] kernel_init+0x0/0x194 [] kernel_thread_helper+0x7/0x10 ======================= ---[ end trace 4eea7c75508727b1 ]--- scsi 0:0:0:0: Direct-Access ATA QEMU HARDDISK 0.9. PQ: 0 ANSI: 5 sd 0:0:0:0: [sda] 102400 512-byte hardware sectors (52 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA sd 0:0:0:0: [sda] 102400 512-byte hardware sectors (52 MB) sd 0:0:0:0: [sda] Write Protect is off sd 0:0:0:0: [sda] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA sda: sd 0:0:0:0: [sda] Attached SCSI disk scsi 1:0:0:0: CD-ROM QEMU QEMU CD-ROM 0.9. PQ: 0 ANSI: 5 sr0: scsi3-mmc drive: 4x/4x xa/form2 tray Uniform CD-ROM driver Revision: 3.20 PNP: PS/2 Controller [PNP0303:KBD,PNP0f13:MOU] at 0x60,0x64 irq 1,12 serio: i8042 KBD port at 0x60,0x64 irq 1 serio: i8042 AUX port at 0x60,0x64 irq 12 mice: PS/2 mouse device common for all mice input: AT Translated Set 2 keyboard as /class/input/input0 cpuidle: using governor ladder cpuidle: using governor menu usbcore: registered new interface driver usbhid usbhid: v2.6:USB HID core driver ip_tables: (C) 2000-2006 Netfilter Core Team TCP bic registered NET: Registered protocol family 17 NET: Registered protocol family 15 ieee80211: 802.11 data/management/control stack, git-1.1.13 ieee80211: Copyright (C) 2004-2005 Intel Corporation Using IPI Shortcut mode input: ImExPS/2 Generic Explorer Mouse as /class/input/input1 kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with ordered data mode. VFS: Mounted root (ext3 filesystem) readonly. Freeing unused kernel memory: 176k freed ------------[ cut here ]------------ WARNING: at include/linux/blkdev.h:427 queue_flag_set+0x1e/0x32() Modules linked in: Pid: 0, comm: swapper Tainted: G W 2.6.25-06476-gc9a3f6d-dirty #226 [] warn_on_slowpath+0x40/0x67 [] __kprobes_text_end+0x300/0x316 [] enqueue_task_fair+0x16/0x24 [] enqueue_task+0xa/0x14 [] activate_task+0x16/0x1a [] task_rq_unlock+0x18/0x22 [] try_to_wake_up+0x53/0x5b [] autoremove_wake_function+0xd/0x2d [] __wake_up_common+0x2d/0x52 [] mix_pool_bytes_extract+0x13b/0x153 [] queue_flag_set+0x1e/0x32 [] __blk_run_queue+0x2d/0x54 [] blk_run_queue+0x14/0x36 [] scsi_next_command+0x25/0x2f [] scsi_end_request+0x62/0x6b [] scsi_io_completion+0x184/0x342 [] blk_done_softirq+0x4a/0x55 [] __do_softirq+0x30/0x5e [] do_softirq+0x3b/0x6e [] handle_edge_irq+0x0/0x10d [] irq_exit+0x25/0x65 [] do_IRQ+0xa7/0xb7 [] default_idle+0x0/0x3b [] common_interrupt+0x23/0x28 [] default_idle+0x0/0x3b [] default_idle+0x28/0x3b [] cpu_idle+0x49/0x72 ======================= ---[ end trace 4eea7c75508727b1 ]---