Summary: - Generated and saved Kdump successfully with irqpoll command line option passed to the capture kernel. - With out irqpoll command line option, the machine hangs at the following location. Below the log. SysRq : Trigger a crashdump Linux version 2.6.16-rc1-git3-7-kdump (geeko@buildhost) (gcc version 4.1.0 20066 BIOS-provided physical RAM map: BIOS-e820: 0000000000000100 - 000000000009b800 (usable) BIOS-e820: 000000000009b800 - 00000000000a0000 (reserved) BIOS-e820: 0000000000100000 - 000000007ff70000 (usable) BIOS-e820: 000000007ff70000 - 000000007ff76000 (ACPI data) BIOS-e820: 000000007ff76000 - 000000007ff80000 (ACPI NVS) BIOS-e820: 000000007ff80000 - 0000000080000000 (reserved) BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved) BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved) BIOS-e820: 00000000ff800000 - 00000000ffc00000 (reserved) BIOS-e820: 00000000fffffc00 - 0000000100000000 (reserved) user-defined physical RAM map: user: 0000000000000000 - 00000000000a0000 (usable) user: 0000000001000000 - 0000000001278000 (usable) user: 0000000001318400 - 0000000005000000 (usable) 0MB HIGHMEM available. 80MB LOWMEM available. found SMP MP-table at 000f6140 DMI present. ACPI: PM-Timer IO Port: 0x1008 ACPI: local apic disabled Intel MultiProcessor Specification v1.4 Virtual Wire compatibility mode. OEM ID: IBM Product ID: J/P APIC at: 0xFEE00000 Processor #0 15:3 APIC version 20 I/O APIC #2 Version 32 at 0xFEC00000. I/O APIC #3 Version 32 at 0xFEC10000. Processors: 1 Allocating PCI resources starting at 10000000 (gap: 05000000:fb000000) Built 1 zonelists Kernel command line: root=/dev/sda2 vga=0x31a selinux=0 resume=/dev/sda4 splashK Enabling fast FPU save and restore... done. Enabling unmasked SIMD FPU exception support... done. Initializing CPU#0 PID hash table entries: 512 (order: 9, 8192 bytes) Detected 2800.940 MHz processor. Using pmtmr for high-res timesource Console: colour dummy device 80x25 Dentry cache hash table entries: 16384 (order: 4, 65536 bytes) Inode-cache hash table entries: 8192 (order: 3, 32768 bytes) Memory: 59656k/81920k available (1390k kernel code, 5808k reserved, 564k data, ) Checking if this processor honours the WP bit even in supervisor mode... Ok. Calibrating delay using timer specific routine.. 5610.22 BogoMIPS (lpj=11220446) Mount-cache hash table entries: 512 monitor/mwait feature present. using mwait in idle threads. CPU: Trace cache: 12K uops, L1 D cache: 16K CPU: L2 cache: 1024K Intel machine check architecture supported. Intel machine check reporting enabled on CPU#0. CPU0: Intel P4/Xeon Extended MCE MSRs (12) available CPU0: Thermal monitoring enabled mtrr: v2.0 (20020519) CPU: Intel(R) Pentium(R) 4 CPU 2.80GHz stepping 04 Checking 'hlt' instruction... OK. checking if image is initramfs... it is Freeing initrd memory: 2520k freed not found! ACPI: setting ELCR to 0200 (from 0820) NET: Registered protocol family 16 ACPI: bus type pci registered PCI: PCI BIOS revision 2.10 entry at 0xfd73f, last bus=4 PCI: Using configuration type 1 ACPI: Subsystem revision 20050902 ACPI: Interpreter enabled ACPI: Using PIC for interrupt routing ACPI: PCI Root Bridge [PCI0] (0000:00) PCI quirk: region 1000-107f claimed by ICH4 ACPI/GPIO/TCO PCI quirk: region 1180-11bf claimed by ICH4 GPIO PCI: Ignoring BAR0-3 of IDE controller 0000:00:1f.1 PCI: Transparent bridge - 0000:00:1e.0 ACPI: PCI Interrupt Link [LNKA] (IRQs 3 10 *11 14 15) ACPI: PCI Interrupt Link [LNKB] (IRQs 3 10 11 14 15) *5 ACPI: PCI Interrupt Link [LNKC] (IRQs 3 10 11 14 15) *5 ACPI: PCI Interrupt Link [LNKD] (IRQs 3 10 11 14 15) *5 ACPI: PCI Interrupt Link [LNKE] (IRQs 3 10 11 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNKF] (IRQs 3 10 11 14 15) *0, disabled. ACPI: PCI Interrupt Link [LNKG] (IRQs 3 10 *11 14 15) ACPI: PCI Interrupt Link [LNKH] (IRQs 3 10 *11 14 15) Linux Plug and Play Support v0.97 (c) Adam Belay pnp: PnP ACPI init pnp: PnP ACPI: found 15 devices PCI: Using ACPI for IRQ routing PCI: If a device doesn't work, try "pci=routeirq". If it helps, post a report PCI: Bridge: 0000:00:03.0 IO window: 2000-2fff MEM window: d0100000-d01fffff PREFETCH window: 88000000-880fffff PCI: Bridge: 0000:00:1c.0 IO window: 3000-3fff MEM window: d0200000-d02fffff PREFETCH window: 88100000-881fffff PCI: Bridge: 0000:00:1e.0 IO window: disabled. MEM window: d0300000-d03fffff PREFETCH window: e0000000-efffffff Simple Boot Flag at 0x38 set to 0x1 IBM machine detected. Enabling interrupts during APM calls. apm: BIOS not found. Total HugeTLB memory allocated, 0 VFS: Disk quotas dquot_6.5.1 Dquot-cache hash table entries: 1024 (order 0, 4096 bytes) Initializing Cryptographic API io scheduler noop registered io scheduler anticipatory registered io scheduler deadline registered io scheduler cfq registered isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found Real Time Clock Driver v1.12ac PNP: PS/2 Controller [PNP0303:KBC0,PNP0f13:MSE0] 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 serial8250: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A serial8250: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A 00:0a: ttyS0 at I/O 0x3f8 (irq = 4) is a 16550A 00:0b: ttyS1 at I/O 0x2f8 (irq = 3) is a 16550A Floppy drive(s): fd0 is 1.44M FDC 0 is a post-1991 82077 RAMDISK driver initialized: 16 RAM disks of 64000K size 1024 blocksize mice: PS/2 mouse device common for all mice md: md driver 0.90.3 MAX_MD_DEVS=256, MD_SB_DISKS=27 md: bitmap version 4.39 NET: Registered protocol family 2 input: AT Translated Set 2 keyboard as /class/input/input0 IP route cache hash table entries: 1024 (order: 0, 4096 bytes) TCP established hash table entries: 4096 (order: 4, 65536 bytes) TCP bind hash table entries: 4096 (order: 4, 81920 bytes) TCP: Hash tables configured (established 4096 bind 4096) TCP reno registered TCP bic registered NET: Registered protocol family 1 Using IPI Shortcut mode ACPI wakeup devices: CSA PCIX PCIB COM1 COM2 KBC0 MSE0 USB1 USB2 EUSB ACPI: (supports S0 S1 S4 S5) Freeing unused kernel memory: 180k freed Write protecting the kernel read-only data: 244k Trying manual resume from /dev/sda4 Starting udevd Creating devices Loading ide-disk Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx Loading sd_mod SCSI subsystem initialized Loading piix ICH5: IDE controller at PCI slot 0000:00:1f.1 ACPI: PCI Interrupt Link [LNKC] enabled at IRQ 11 ACPI: PCI Interrupt 0000:00:1f.1[A] -> Link [LNKC] -> GSI 11 (level, low) -> IR1 ICH5: chipset revision 2 ICH5: not 100% native mode: will probe irqs later ide0: BM-DMA at 0x1460-0x1467, BIOS settings: hda:DMA, hdb:pio ide1: BM-DMA at 0x1468-0x146f, BIOS settings: hdc:pio, hdd:pio hda: LTN486S, ATAPI CD/DVD-ROM drive input: ImExPS/2 Generic Explorer Mouse as /class/input/input1 ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 Loading ata_piix FATAL: Module ahci not found. ACPI: PCI Interrupt 0000:00:1f.2[A] -> Link [LNKC] -> GSI 11 (level, low) -> IR1 ata1: SATA max UDMA/133 cmd 0x14A8 ctl 0x149E bmdma 0x1470 irq 11 ata2: SATA max UDMA/133 cmd 0x14A0 ctl 0x149A bmdma 0x1478 irq 11 ata1: SATA port has no device. scsi0 : ata_piix ata2: dev 0 ATA-7, max UDMA/133, 156312576 sectors: LBA ata2: dev 0 configured for UDMA/133 scsi1 : ata_piix Vendor: ATA Model: Maxtor 6Y080M0 Rev: YAR5 Type: Direct-Access ANSI SCSI revision: 05 SCSI device sda: 156312576 512-byte hdwr sectors (80032 MB) sda: Write Protect is off SCSI device sda: drive cache: write back SCSI device sda: 156312576 512-byte hdwr sectors (80032 MB) sda: Write Protect is off SCSI device sda: drive cache: write back sda:scsi_id[495]: scsi_id: unable to access parent device of '/block/sda' scsi_id[496]: scsi_id: unable to access parent d sda1 sda2 sda3 sda4 evice of '/block/sda' sd 1:0:0:0: Attached scsi disk sda Loading aic79xx sd 1:0:0:0: Attached scsi generic sg0 type 0 PCI: Enabling device 0000:03:04.0 (0156 -> 0157) ACPI: PCI Interrupt Link [LNKG] enabled at IRQ 11 ACPI: PCI Interrupt 0000:03:04.0[A] -> Link [LNKG] -> GSI 11 (level, low) -> IR1 irq 11: nobody cared (try booting with the "irqpoll" option) [] __report_bad_irq+0x2b/0x69 [] note_interrupt+0x17f/0x1ab [] handle_IRQ_event+0x23/0x4c [] __do_IRQ+0x9a/0xcd [] acpi_early_init+0xe1/0xee [] do_IRQ+0x46/0x56 [] common_interrupt+0x1a/0x20 [] mwait_idle+0x1a/0x31 [] cpu_idle+0x38/0x4d [] start_kernel+0x248/0x24a handlers: [] (ata_interrupt+0x0/0x12d [libata]) [] (ahd_linux_isr+0x0/0x17b [aic79xx]) Disabling IRQ #11 scsi2 : Adaptec AIC79XX PCI-X SCSI HBA DRIVER, Rev 3.0 aic7901: Ultra320 Wide Channel A, SCSI Id=7, PCI-X 50-66Mhz, 512 SCBs 2:0:0:0: Attempting to queue an ABORT message:CDB: 0x12 0x0 0x0 0x0 0x24 0x0 2:0:0:0: Command already completed aic79xx_abort returns 0x2002 2:0:0:0: Attempting to queue an ABORT message:CDB: 0x0 0x0 0x0 0x0 0x0 0x0 2:0:0:0: Command already completed aic79xx_abort returns 0x2002 2:0:0:0: Attempting to queue a TARGET RESET message:CDB: 0x12 0x0 0x0 0x0 0x240 2:0:0:0: Command not found aic79xx_dev_reset returns 0x2002 2:0:0:0: Attempting to queue an ABORT message:CDB: 0x0 0x0 0x0 0x0 0x0 0x0 2:0:0:0: Command already completed aic79xx_abort returns 0x2002 BUG: spinlock recursion on CPU#0, scsi_eh_2/517 lock: c4ed2098, .magic: dead4ead, .owner: scsi_eh_2/517, .owner_cpu: 0 [] _raw_spin_lock+0x32/0xcd [] _spin_lock_irqsave+0x9/0xd [] ahd_freeze_simq+0x12/0x43 [aic79xx] [] ahd_reset_channel+0x471/0x4af [aic79xx] [] ahd_linux_queue_recovery_cmd+0x8e3/0x906 [aic79xx] [] ahd_linux_bus_reset+0x38/0x70 [aic79xx] [] scsi_try_bus_reset+0x3e/0x93 [scsi_mod] [] scsi_error_handler+0x74a/0xb3c [scsi_mod] [] schedule+0x499/0x4f7 [] common_interrupt+0x1a/0x20 [] smp_apic_timer_interrupt+0x4/0x2d [] scsi_error_handler+0x0/0xb3c [scsi_mod] [] kthread+0x91/0xbd [] kthread+0x0/0xbd [] kernel_thread_helper+0x5/0xb BUG: spinlock lockup on CPU#0, scsi_eh_2/517, c4ed2098 [] _raw_spin_lock+0xaf/0xcd [] _spin_lock_irqsave+0x9/0xd [] ahd_freeze_simq+0x12/0x43 [aic79xx] [] ahd_reset_channel+0x471/0x4af [aic79xx] [] ahd_linux_queue_recovery_cmd+0x8e3/0x906 [aic79xx] [] ahd_linux_bus_reset+0x38/0x70 [aic79xx] [] scsi_try_bus_reset+0x3e/0x93 [scsi_mod] [] scsi_error_handler+0x74a/0xb3c [scsi_mod] [] schedule+0x499/0x4f7 [] common_interrupt+0x1a/0x20 [] smp_apic_timer_interrupt+0x4/0x2d [] scsi_error_handler+0x0/0xb3c [scsi_mod] [] kthread+0x91/0xbd [] kthread+0x0/0xbd [] kernel_thread_helper+0x5/0xb