Output of dmesg. Boot was repeated with kernel option pci-routeirq, and then again with pollirq, all behave similarly.
Will retry without ide-cd dmesg 2.6.14-1 boot 00 00000040 00000000 00000000 00000000 Intel machine check architecture supported. Intel machine check reporting enabled on CPU#0. mtrr: v2.0 (20020519) CPU: Intel Celeron (Coppermine) stepping 03 Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Checking 'hlt' instruction... OK. ACPI: setting ELCR to 0200 (from 0c00) checking if image is initramfs... it is softlockup thread 0 started up. Freeing initrd memory: 1072k freed NET: Registered protocol family 16 ACPI: bus type pci registered PCI: PCI BIOS revision 2.10 entry at 0xf0200, last bus=1 PCI: Using configuration type 1 ACPI: Subsystem revision 20050902 ACPI: Interpreter enabled ACPI: Using PIC for interrupt routing ACPI: PCI Interrupt Link [PILA] (IRQs 1 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Interrupt Link [PILB] (IRQs 1 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Interrupt Link [PILC] (IRQs 1 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Interrupt Link [PILD] (IRQs 1 3 4 5 6 7 9 *10 11 12 14 15) ACPI: PCI Interrupt Link [PILE] (IRQs 1 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [PILF] (IRQs 1 3 4 5 6 7 9 10 11 12 14 15) *0, disabled. ACPI: PCI Interrupt Link [PILG] (IRQs 1 3 4 5 6 7 9 *10 11 12 14 15) ACPI: PCI Interrupt Link [PILH] (IRQs 1 3 4 5 6 7 9 *10 11 12 14 15) ACPI: PCI Interrupt Link [PILI] (IRQs 1 3 4 5 6 7 9 10 *11 12 14 15) ACPI: PCI Root Bridge [PCI0] (0000:00) PCI: Probing PCI hardware (bus 00) ACPI: Assume root bridge [\_SB_.PCI0] bus is 0 PCI quirk: region f100-f13f claimed by ali7101 ACPI PCI quirk: region f140-f15f claimed by ali7101 SMB Boot video device is 0000:01:00.0 ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] ACPI: Embedded Controller [EC0] (gpe 34) Linux Plug and Play Support v0.97 (c) Adam Belay pnp: PnP ACPI init pnp: PnP ACPI: found 10 devices PnPBIOS: Disabled by ACPI PNP PCI: Using ACPI for IRQ routing PCI: If a device doesn't work, try "pci=routeirq". If it helps, post a report pnp: 00:09: ioport range 0xf100-0xf13f could not be reserved pnp: 00:09: ioport range 0xf140-0xf15f has been reserved pnp: 00:09: ioport range 0x1060-0x106f has been reserved pnp: 00:09: ioport range 0x40b-0x40b has been reserved PCI: Bridge: 0000:00:01.0 IO window: 7000-7fff MEM window: 80100000-820fffff PREFETCH window: disabled. PCI: Bus 2, cardbus bridge: 0000:00:13.0 IO window: 00001400-000014ff IO window: 00001800-000018ff PREFETCH window: 20000000-21ffffff MEM window: 22000000-23ffffff PCI: Bus 6, cardbus bridge: 0000:00:13.1 IO window: 00001c00-00001cff IO window: 00002000-000020ff PREFETCH window: 24000000-25ffffff MEM window: 26000000-27ffffff PCI: Setting latency timer of device 0000:00:01.0 to 64 ACPI: PCI Interrupt Link [PILB] enabled at IRQ 11 PCI: setting IRQ 11 as level-triggered ACPI: PCI Interrupt 0000:00:13.0[A] -> Link [PILB] -> GSI 11 (level, low) -> IRQ 11 ACPI: PCI Interrupt 0000:00:13.1[A] -> Link [PILB] -> GSI 11 (level, low) -> IRQ 11 Simple Boot Flag at 0x6e set to 0x1 audit: initializing netlink socket (disabled) audit(1131809688.985:1): initialized VFS: Disk quotas dquot_6.5.1 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) Initializing Cryptographic API Activating ISA DMA hang workarounds. isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found PNP: PS/2 Controller [PNP0303:KBC0,PNP0f13:PS2M] at 0x60,0x64 irq 1,12 serio: i8042 AUX port at 0x60,0x64 irq 12 serio: i8042 KBD port at 0x60,0x64 irq 1 Serial: 8250/16550 driver $Revision: 1.90 $ 4 ports, IRQ sharing enabled ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered RAMDISK driver initialized: 16 RAM disks of 8192K size 1024 blocksize NET: Registered protocol family 2 IP route cache hash table entries: 4096 (order: 2, 16384 bytes) TCP established hash table entries: 16384 (order: 4, 65536 bytes) TCP bind hash table entries: 16384 (order: 4, 65536 bytes) TCP: Hash tables configured (established 16384 bind 16384) TCP reno registered NET: Registered protocol family 8 NET: Registered protocol family 20 Using IPI Shortcut mode ACPI wakeup devices: COM0 OZ68 OZ69 OBAU USB0 LID ACPI: (supports S0 S1 S4 S5) Freeing unused kernel memory: 180k freed input: AT Translated Set 2 keyboard on isa0060/serio0 mice: PS/2 mouse device common for all mice Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx ALI15X3: IDE controller at PCI slot 0000:00:10.0 ACPI: PCI Interrupt 0000:00:10.0[A]: no GSI - using IRQ 15 PCI: setting IRQ 15 as level-triggered ALI15X3: chipset revision 195 ALI15X3: not 100% native mode: will probe irqs later ide0: BM-DMA at 0x6050-0x6057, BIOS settings: hda:DMA, hdb:pio ide1: BM-DMA at 0x6058-0x605f, BIOS settings: hdc:DMA, hdd:pio Probing IDE interface ide0... hda: IBM-DJSA-205, ATA DISK drive ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 Probing IDE interface ide1... hdc: MATSHITA CR-176, ATAPI CD/DVD-ROM drive irq 15: nobody cared (try booting with the "irqpoll" option) [<c013cd0a>] __report_bad_irq+0x2a/0xa0 [<c013c69d>] handle_IRQ_event+0x3d/0x70 [<c013ce27>] note_interrupt+0x87/0xf0 [<c013c779>] __do_IRQ+0xa9/0xc0 [<c01052f9>] do_IRQ+0x19/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<c012085e>] __do_softirq+0x2e/0xa0 [<c01208f6>] do_softirq+0x26/0x30 [<c01052fe>] do_IRQ+0x1e/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<c014007b>] generic_file_buffered_write+0x37b/0x700 [<c013c997>] setup_irq+0x87/0x110 [<c013cb9a>] request_irq+0xaa/0xd0 [<d0863350>] ide_intr+0x0/0x180 [ide_core] [<d08677f1>] init_irq+0x1a1/0x410 [ide_core] [<d0863350>] ide_intr+0x0/0x180 [ide_core] [<d0867f2f>] hwif_init+0xdf/0x2b0 [ide_core] [<d0867406>] probe_hwif_init_with_fixup+0x26/0x90 [ide_core] [<d086aeba>] ide_setup_pci_device+0x8a/0xa0 [ide_core] [<d086b021>] ide_scan_pcidev+0x41/0x70 [ide_core] [<d086b0a8>] ide_scan_pcibus+0x58/0x110 [ide_core] [<d0823005>] ide_generic_init+0x5/0x12 [ide_generic] [<c0137181>] sys_init_module+0xc1/0x1a0 [<c01030c5>] syscall_call+0x7/0xb handlers: [<d0863350>] (ide_intr+0x0/0x180 [ide_core]) Disabling IRQ #15 ide1 at 0x170-0x177,0x376 on irq 15 hda: max request size: 128KiB hda: 9767520 sectors (5000 MB) w/384KiB Cache, CHS=10336/15/63, UDMA(33) hda: cache flushes not supported hda: hda1 hda2 < hda5 > kjournald starting. Commit interval 5 seconds EXT3-fs: mounted filesystem with ordered data mode. NET: Registered protocol family 1 Adding 239044k swap on /dev/hda5. Priority:-1 extents:1 across:239044k EXT3 FS on hda1, internal journal ide-cd: cmd 0x5a timed out hdc: lost interrupt irq 15: nobody cared (try booting with the "irqpoll" option) [<c013cd0a>] __report_bad_irq+0x2a/0xa0 [<c013c69d>] handle_IRQ_event+0x3d/0x70 [<c013ce27>] note_interrupt+0x87/0xf0 [<c013c779>] __do_IRQ+0xa9/0xc0 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<c01052f9>] do_IRQ+0x19/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<d0863134>] ide_timer_expiry+0xc4/0x220 [ide_core] [<d0863070>] ide_timer_expiry+0x0/0x220 [ide_core] [<c0124ade>] run_timer_softirq+0xce/0x1b0 [<c0120872>] __do_softirq+0x42/0xa0 [<c01208f6>] do_softirq+0x26/0x30 [<c01052fe>] do_IRQ+0x1e/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<c0101030>] default_idle+0x0/0x30 [<c0101056>] default_idle+0x26/0x30 [<c01010d3>] cpu_idle+0x33/0x50 [<c03468ba>] start_kernel+0x17a/0x1e0 [<c03463e0>] unknown_bootoption+0x0/0x1f0 handlers: [<d0863350>] (ide_intr+0x0/0x180 [ide_core]) Disabling IRQ #15 ide-cd: cmd 0x5a timed out hdc: lost interrupt Real Time Clock Driver v1.12 Generic RTC Driver v1.07 apm: BIOS version 1.2 Flags 0x0f (Driver version 1.16ac) apm: overridden by ACPI. ACPI: PCI Interrupt Link [PILH] enabled at IRQ 10 PCI: setting IRQ 10 as level-triggered ACPI: PCI Interrupt 0000:00:06.0[A] -> Link [PILH] -> GSI 10 (level, low) -> IRQ 10 ACPI: PCI Interrupt 0000:00:13.0[A] -> Link [PILB] -> GSI 11 (level, low) -> IRQ 11 Yenta: CardBus bridge found at 0000:00:13.0 [1025:1010] Yenta O2: res at 0x94/0xD4: ea/00 Yenta O2: enabling read prefetch/write burst Yenta: ISA IRQ mask 0x0038, PCI irq 11 Socket status: 30000006 ACPI: PCI Interrupt 0000:00:13.1[A] -> Link [PILB] -> GSI 11 (level, low) -> IRQ 11 Yenta: CardBus bridge found at 0000:00:13.1 [1025:1010] Yenta: ISA IRQ mask 0x0038, PCI irq 11 Socket status: 30000410 usbcore: registered new driver usbfs usbcore: registered new driver hub ohci_hcd: 2005 April 22 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI) ACPI: PCI Interrupt Link [PILI] enabled at IRQ 11 ACPI: PCI Interrupt 0000:00:14.0[A] -> Link [PILI] -> GSI 11 (level, low) -> IRQ 11 ohci_hcd 0000:00:14.0: OHCI Host Controller ohci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1 ohci_hcd 0000:00:14.0: irq 11, io mem 0x82400000 hub 1-0:1.0: USB hub found hub 1-0:1.0: 2 ports detected NET: Registered protocol family 15 Linux agpgart interface v0.101 (c) Dave Jones agpgart: Detected ALi M???? chipset agpgart: AGP aperture is 64M @ 0xe0000000 pci_hotplug: PCI Hot Plug PCI Core version: 0.5 shpchp: acpi_shpchprm:\_SB_.PCI0 evaluate _BBN fail=0x5 shpchp: acpi_shpchprm:get_device PCI ROOT HID fail=0x5 input: PC Speaker Floppy drive(s): fd0 is 1.44M FDC 0 is a post-1991 82077 parport: PnPBIOS parport detected. parport0: PC-style at 0x378, irq 7 [PCSPP,TRISTATE,EPP] Synaptics Touchpad, model: 1, fw: 4.6, id: 0x925ea1, caps: 0x80471b/0x0 input: SynPS/2 Synaptics TouchPad on isa0060/serio1 pcmcia: Detected deprecated PCMCIA ioctl usage. pcmcia: This interface will soon be removed from the kernel; please expect breakage unless you upgrade to new tools. pcmcia: see http://www.kernel.org/pub/linux/utils/kernel/pcmcia/pcmcia.html for details. cs: IO port probe 0x100-0x4ff: excluding 0x200-0x207 0x220-0x22f 0x330-0x337 0x388-0x38f 0x480-0x48f 0x4d0-0x4d7 cs: IO port probe 0x100-0x4ff: excluding 0x200-0x207 0x220-0x22f 0x330-0x337 0x388-0x38f 0x480-0x48f 0x4d0-0x4d7 cs: IO port probe 0x800-0x8ff: clean. cs: IO port probe 0x800-0x8ff: clean. cs: IO port probe 0xc00-0xcff: clean. cs: IO port probe 0xc00-0xcff: clean. cs: IO port probe 0xa00-0xaff: clean. cs: IO port probe 0xa00-0xaff: clean. cs: memory probe 0xa0000000-0xa0ffffff: clean. orinoco 0.15rc2 (David Gibson <[EMAIL PROTECTED]>, Pavel Roskin <[EMAIL PROTECTED]>, et al) orinoco_cs 0.15rc2 (David Gibson <[EMAIL PROTECTED]>, Pavel Roskin <[EMAIL PROTECTED]>, et al) eth0: Hardware identity 0001:0001:0004:0000 eth0: Station identity 001f:0001:0008:000a eth0: Firmware determined as Lucent/Agere 8.10 eth0: Ad-hoc demo mode supported eth0: IEEE standard IBSS ad-hoc mode supported eth0: WEP supported, 104-bit key eth0: MAC address 00:02:2D:0D:27:84 eth0: Station name "HERMES I" eth0: ready eth0: index 0x01: Vcc 5.0, irq 3, io 0x0100-0x013f eth0: New link status: Connected (0001) NET: Registered protocol family 17 ide-cd: cmd 0x5a timed out hdc: lost interrupt irq 15: nobody cared (try booting with the "irqpoll" option) [<c013cd0a>] __report_bad_irq+0x2a/0xa0 [<c013c69d>] handle_IRQ_event+0x3d/0x70 [<c013ce27>] note_interrupt+0x87/0xf0 [<c013c779>] __do_IRQ+0xa9/0xc0 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<c01052f9>] do_IRQ+0x19/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<d0863134>] ide_timer_expiry+0xc4/0x220 [ide_core] [<d0863070>] ide_timer_expiry+0x0/0x220 [ide_core] [<c0124ade>] run_timer_softirq+0xce/0x1b0 [<c0120872>] __do_softirq+0x42/0xa0 [<c01208f6>] do_softirq+0x26/0x30 [<c01052fe>] do_IRQ+0x1e/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<d0862503>] ide_map_sg+0x93/0xc0 [ide_core] [<d086b31c>] ide_build_sglist+0x3c/0xc0 [ide_core] [<d086b3dd>] ide_build_dmatable+0x3d/0x190 [ide_core] [<d086b867>] ide_dma_setup+0x37/0xe0 [ide_core] [<d084b529>] __ide_do_rw_disk+0x399/0x590 [ide_disk] [<d08640eb>] ide_wait_stat+0x8b/0x150 [ide_core] [<d0862ab0>] start_request+0x2b0/0x300 [ide_core] [<d0862e38>] ide_do_request+0x308/0x400 [ide_core] [<d0862f54>] do_ide_request+0x24/0x30 [ide_core] [<c0236990>] generic_unplug_device+0x10/0x20 [<c0162856>] block_sync_page+0x36/0x50 [<c013d3f2>] sync_page+0x32/0x50 [<c02c1231>] __wait_on_bit_lock+0x41/0x70 [<c013d3c0>] sync_page+0x0/0x50 [<c013dc2d>] __lock_page+0x6d/0x80 [<c0130140>] wake_bit_function+0x0/0x60 [<c013e2c7>] do_generic_mapping_read+0x2e7/0x5f0 [<c013e79b>] __generic_file_aio_read+0xbb/0x250 [<c013e5d0>] file_read_actor+0x0/0x110 [<c014e8ff>] __handle_mm_fault+0x1bf/0x1d0 [<c013e98b>] generic_file_aio_read+0x5b/0x80 [<c015d49a>] do_sync_read+0xca/0x130 [<c0116999>] pgd_alloc+0x19/0x20 [<c0119768>] mm_init+0xd8/0x110 [<c01300e0>] autoremove_wake_function+0x0/0x60 [<c015d5d6>] vfs_read+0xd6/0x1b0 [<c0168a1e>] kernel_read+0x4e/0x60 [<c01693f9>] prepare_binprm+0xd9/0x100 [<c0169908>] do_execve+0x198/0x260 [<c0101cac>] sys_execve+0x3c/0x80 [<c01030c5>] syscall_call+0x7/0xb handlers: [<d0863350>] (ide_intr+0x0/0x180 [ide_core]) Disabling IRQ #15 hdc: ATAPI 24X CD-ROM drive, 128kB Cache, UDMA(33) Uniform CD-ROM driver Revision: 3.20 lp0: using parport0 (interrupt-driven). NET: Registered protocol family 10 Disabled Privacy Extensions on device c03148a0(lo) IPv6 over IPv4 tunneling driver apm: BIOS version 1.2 Flags 0x0f (Driver version 1.16ac) apm: disabled on user request. eth0: no IPv6 routers present hdc: lost interrupt irq 15: nobody cared (try booting with the "irqpoll" option) [<c013cd0a>] __report_bad_irq+0x2a/0xa0 [<c013c69d>] handle_IRQ_event+0x3d/0x70 [<c013ce27>] note_interrupt+0x87/0xf0 [<c013c779>] __do_IRQ+0xa9/0xc0 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<c01052f9>] do_IRQ+0x19/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<d0863134>] ide_timer_expiry+0xc4/0x220 [ide_core] [<d0863070>] ide_timer_expiry+0x0/0x220 [ide_core] [<c0124ade>] run_timer_softirq+0xce/0x1b0 [<c0120872>] __do_softirq+0x42/0xa0 [<c01208f6>] do_softirq+0x26/0x30 [<c01052fe>] do_IRQ+0x1e/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 handlers: [<d0863350>] (ide_intr+0x0/0x180 [ide_core]) Disabling IRQ #15 ide-cd: cmd 0x25 timed out hdc: lost interrupt ide-cd: cmd 0x25 timed out hdc: lost interrupt irq 15: nobody cared (try booting with the "irqpoll" option) [<c013cd0a>] __report_bad_irq+0x2a/0xa0 [<c013c69d>] handle_IRQ_event+0x3d/0x70 [<c013ce27>] note_interrupt+0x87/0xf0 [<c013c779>] __do_IRQ+0xa9/0xc0 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<c01052f9>] do_IRQ+0x19/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<d08ffa60>] cdrom_pc_intr+0x0/0x2a0 [ide_cd] [<d0863134>] ide_timer_expiry+0xc4/0x220 [ide_core] [<d0863070>] ide_timer_expiry+0x0/0x220 [ide_core] [<c0124ade>] run_timer_softirq+0xce/0x1b0 [<c0120872>] __do_softirq+0x42/0xa0 [<c01208f6>] do_softirq+0x26/0x30 [<c01052fe>] do_IRQ+0x1e/0x30 [<c0103b0a>] common_interrupt+0x1a/0x20 [<c0101030>] default_idle+0x0/0x30 [<c0101056>] default_idle+0x26/0x30 [<c01010d3>] cpu_idle+0x33/0x50 [<c03468ba>] start_kernel+0x17a/0x1e0 [<c03463e0>] unknown_bootoption+0x0/0x1f0 handlers: [<d0863350>] (ide_intr+0x0/0x180 [ide_core]) Disabling IRQ #15 Removed unneeded services from boot to speed things up a little. Try with again "pci=routeirq" No difference. Try again with "pollirq" Same behaviour although the precise call that gives a trace changes. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]