On Fri, Dec 23, 2005 at 10:37:57AM -0500, Steven Rostedt wrote:
> OK, I just found an SMP bug, and here's the patch. Maybe this will help
> you kr. I'm currently running x86_64 SMP with 2.6.15-rc5-rt4 with this
> and my softirq-no-hrtimers patch I sent earlier.
It still doesn't boot here. Below is the bootmessage from serial console and
my .config. The boot message looks pretty much the same as before the smp
bug patch was applied (I've checked that it was actually applied). It's
failing before it reaches CPU1 initialisation.
John
___________________________________________________________
Bootdata ok (command line is root=/dev/hda7 ro console=tty0 console=ttyS0,38400)
Linux version 2.6.15-rc5-rt4 (jqr@mj0lnir) (gcc version 4.0.3 20051201 (prerelease) (Debian 4.0.2-5)) #1 SMP PREEMPT Fri Dec 23 16:56:44 GMT 2005
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000003fef0000 (usable)
BIOS-e820: 000000003fef0000 - 000000003fef3000 (ACPI NVS)
BIOS-e820: 000000003fef3000 - 000000003ff00000 (ACPI data)
BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
Scanning NUMA topology in Northbridge 24
Number of nodes 2
Node 0 MemBase 0000000000000000 Limit 000000003fef0000
Skipping disabled node 1
Using node hash shift of 31
Bootmem setup node 0 0000000000000000-000000003fef0000
ACPI: PM-Timer IO Port: 0x4008
ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
Processor #0 15:5 APIC version 16
ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] enabled)
Processor #1 15:5 APIC version 16
ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1])
ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1])
ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0])
IOAPIC[0]: apic_id 2, version 3, address 0xfec00000, GSI 0-23
ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
Setting APIC routing to flat
Using ACPI (MADT) for SMP configuration information
Allocating PCI resources starting at 40000000 (gap: 3ff00000:bed00000)
Checking aperture...
CPU 0: aperture @ e0000000 size 128 MB
CPU 1: aperture @ e0000000 size 128 MB
Real-Time Preemption Support (C) 2004-2005 Ingo Molnar
Built 1 zonelists
Kernel command line: root=/dev/hda7 ro console=tty0 console=ttyS0,38400
Initializing CPU#0
WARNING: experimental RCU implementation.
PID hash table entries: 4096 (order: 12, 131072 bytes)
time.c: Using 1.193182 MHz PIT timer.
time.c: Detected 1403.208 MHz processor.
Console: colour VGA+ 80x25
Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes)
Inode-cache hash table entries: 65536 (order: 7, 524288 bytes)
Memory: 1012164k/1047488k available (1759k kernel code, 34936k reserved, 670k data, 204k init)
Unable to handle kernel NULL pointer dereference at 0000000000000e00 RIP:
<ffffffff80164e6a>{__alloc_pages+74}
PGD 0
Oops: 0000 [1] PREEMPT SMP
CPU 0
Modules linked in:
Pid: 0, comm: swapper Not tainted 2.6.15-rc5-rt4 #1
RIP: 0010:[<ffffffff80164e6a>] <ffffffff80164e6a>{__alloc_pages+74}
RSP: 0018:ffffffff803b9de0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000e00
RDX: 0000000000000e00 RSI: 0000000000000000 RDI: 00000000000000d0
RBP: ffffffff80303740 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000040 R11: 0000000000001000 R12: 00000000000000d0
R13: 0000000000000000 R14: 0000000000000e00 R15: ffffffff80316108
FS: 0000000000000000(0000) GS:ffffffff803a5a00(0000) knlGS:0000000000000000
CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
CR2: 0000000000000e00 CR3: 0000000000101000 CR4: 00000000000006a0
Process swapper (pid: 0, threadinfo ffffffff803b8000, task ffffffff80303740)
Stack: ffffffff8037a61f 00000000000006df 000200d000000000 ffffffff00000010
0000000000000001 0000000000000246 0000000000000010 0000000000000001
00000000000000d0 ffffffff80316060
Call Trace:<ffffffff80180078>{cache_grow+360} <ffffffff801804e8>{cache_alloc_refill+408}
<ffffffff8017feb5>{kmem_cache_alloc+149} <ffffffff80181c88>{kmem_cache_create+472}
<ffffffff803d093a>{kmem_cache_init+330} <ffffffff803ba814>{start_kernel+356}
<ffffffff803ba286>{_sinittext+646}
Code: 49 83 3e 00 4c 89 f3 75 0d 45 31 ff e9 7b 02 00 00 66 66 90
RIP <ffffffff80164e6a>{__alloc_pages+74} RSP <ffffffff803b9de0>
CR2: 0000000000000e00
<0>Kernel panic - not syncing: Attempted to kill the idle task!
Call Trace:<ffffffff80134b14>{panic+148} <ffffffff80135d2e>{printk+78}
<ffffffff80137ac6>{do_exit+166} <ffffffff8022f0c5>{do_unblank_screen+21}
<ffffffff802b5684>{do_page_fault+1972} <ffffffff80135530>{release_console_sem+416}
<ffffffff801e3221>{vsnprintf+1457} <ffffffff801f401f>{vgacon_scroll+463}
<ffffffff8010ec61>{error_exit+0} <ffffffff80164e6a>{__alloc_pages+74}
<ffffffff80180078>{cache_grow+360} <ffffffff801804e8>{cache_alloc_refill+408}
<ffffffff8017feb5>{kmem_cache_alloc+149} <ffffffff80181c88>{kmem_cache_create+472}
<ffffffff803d093a>{kmem_cache_init+330} <ffffffff803ba814>{start_kernel+356}
<ffffffff803ba286>{_sinittext+646}
______________________________________________________________________
CONFIG_X86_64=y
CONFIG_64BIT=y
CONFIG_X86=y
CONFIG_GENERIC_TIME=y
CONFIG_GENERIC_TIME_VSYSCALL=y
CONFIG_SEMAPHORE_SLEEPERS=y
CONFIG_MMU=y
CONFIG_GENERIC_CALIBRATE_DELAY=y
CONFIG_X86_CMPXCHG=y
CONFIG_EARLY_PRINTK=y
CONFIG_GENERIC_ISA_DMA=y
CONFIG_GENERIC_IOMAP=y
CONFIG_ARCH_MAY_HAVE_PC_FDC=y
CONFIG_EXPERIMENTAL=y
CONFIG_CLEAN_COMPILE=y
CONFIG_LOCK_KERNEL=y
CONFIG_INIT_ENV_ARG_LIMIT=32
CONFIG_LOCALVERSION=""
CONFIG_LOCALVERSION_AUTO=y
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
CONFIG_BSD_PROCESS_ACCT=y
CONFIG_BSD_PROCESS_ACCT_V3=y
CONFIG_SYSCTL=y
CONFIG_AUDIT=y
CONFIG_HOTPLUG=y
CONFIG_KOBJECT_UEVENT=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_INITRAMFS_SOURCE=""
CONFIG_EMBEDDED=y
CONFIG_KALLSYMS=y
CONFIG_PRINTK=y
CONFIG_BUG=y
CONFIG_BASE_FULL=y
CONFIG_FUTEX=y
CONFIG_EPOLL=y
CONFIG_SHMEM=y
CONFIG_CC_ALIGN_FUNCTIONS=0
CONFIG_CC_ALIGN_LABELS=0
CONFIG_CC_ALIGN_LOOPS=0
CONFIG_CC_ALIGN_JUMPS=0
CONFIG_SLAB=y
CONFIG_BASE_SMALL=0
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_MODULE_FORCE_UNLOAD=y
CONFIG_OBSOLETE_MODPARM=y
CONFIG_MODVERSIONS=y
CONFIG_MODULE_SRCVERSION_ALL=y
CONFIG_KMOD=y
CONFIG_STOP_MACHINE=y
CONFIG_IOSCHED_NOOP=y
CONFIG_IOSCHED_AS=y
CONFIG_IOSCHED_DEADLINE=y
CONFIG_IOSCHED_CFQ=y
CONFIG_DEFAULT_AS=y
CONFIG_DEFAULT_IOSCHED="anticipatory"
CONFIG_MK8=y
CONFIG_X86_L1_CACHE_BYTES=64
CONFIG_X86_L1_CACHE_SHIFT=6
CONFIG_X86_TSC=y
CONFIG_X86_GOOD_APIC=y
CONFIG_X86_MSR=m
CONFIG_X86_CPUID=m
CONFIG_X86_IO_APIC=y
CONFIG_X86_LOCAL_APIC=y
CONFIG_MTRR=y
CONFIG_SMP=y
CONFIG_PREEMPT_RT=y
CONFIG_PREEMPT=y
CONFIG_PREEMPT_SOFTIRQS=y
CONFIG_PREEMPT_HARDIRQS=y
CONFIG_PREEMPT_BKL=y
CONFIG_PREEMPT_RCU=y
CONFIG_NUMA=y
CONFIG_RWSEM_GENERIC_SPINLOCK=y
CONFIG_K8_NUMA=y
CONFIG_X86_64_ACPI_NUMA=y
CONFIG_ARCH_DISCONTIGMEM_ENABLE=y
CONFIG_ARCH_DISCONTIGMEM_DEFAULT=y
CONFIG_ARCH_SPARSEMEM_ENABLE=y
CONFIG_SELECT_MEMORY_MODEL=y
CONFIG_DISCONTIGMEM_MANUAL=y
CONFIG_DISCONTIGMEM=y
CONFIG_FLAT_NODE_MEM_MAP=y
CONFIG_NEED_MULTIPLE_NODES=y
CONFIG_SPLIT_PTLOCK_CPUS=4
CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
CONFIG_NR_CPUS=8
CONFIG_HPET_TIMER=y
CONFIG_X86_PM_TIMER=y
CONFIG_GART_IOMMU=y
CONFIG_SWIOTLB=y
CONFIG_X86_MCE=y
CONFIG_X86_MCE_AMD=y
CONFIG_PHYSICAL_START=0x100000
CONFIG_SECCOMP=y
CONFIG_HZ_1000=y
CONFIG_HZ=1000
CONFIG_GENERIC_HARDIRQS=y
CONFIG_GENERIC_IRQ_PROBE=y
CONFIG_ISA_DMA_API=y
CONFIG_GENERIC_PENDING_IRQ=y
CONFIG_PM=y
CONFIG_ACPI=y
CONFIG_ACPI_BUTTON=m
CONFIG_ACPI_FAN=m
CONFIG_ACPI_PROCESSOR=m
CONFIG_ACPI_THERMAL=m
CONFIG_ACPI_NUMA=y
CONFIG_ACPI_BLACKLIST_YEAR=0
CONFIG_ACPI_EC=y
CONFIG_ACPI_POWER=y
CONFIG_ACPI_SYSTEM=y
CONFIG_PCI=y
CONFIG_PCI_DIRECT=y
CONFIG_PCI_MMCONFIG=y
CONFIG_PCI_LEGACY_PROC=y
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
CONFIG_IA32_EMULATION=y
CONFIG_IA32_AOUT=y
CONFIG_COMPAT=y
CONFIG_SYSVIPC_COMPAT=y
CONFIG_UID16=y
CONFIG_NET=y
CONFIG_PACKET=m
CONFIG_PACKET_MMAP=y
CONFIG_UNIX=m
CONFIG_INET=y
CONFIG_IP_FIB_HASH=y
CONFIG_TCP_CONG_BIC=y
CONFIG_STANDALONE=y
CONFIG_PREVENT_FIRMWARE_BUILD=y
CONFIG_FW_LOADER=m
CONFIG_PNP=y
CONFIG_PNPACPI=y
CONFIG_BLK_DEV_FD=m
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=65536
CONFIG_BLK_DEV_INITRD=y
CONFIG_IDE=m
CONFIG_BLK_DEV_IDE=m
CONFIG_BLK_DEV_IDEDISK=m
CONFIG_BLK_DEV_IDECD=m
CONFIG_IDE_GENERIC=m
CONFIG_BLK_DEV_IDEPNP=y
CONFIG_BLK_DEV_IDEPCI=y
CONFIG_IDEPCI_SHARE_IRQ=y
CONFIG_BLK_DEV_GENERIC=m
CONFIG_BLK_DEV_IDEDMA_PCI=y
CONFIG_IDEDMA_PCI_AUTO=y
CONFIG_BLK_DEV_VIA82CXXX=m
CONFIG_BLK_DEV_IDEDMA=y
CONFIG_IDEDMA_AUTO=y
CONFIG_SCSI=m
CONFIG_SCSI_PROC_FS=y
CONFIG_BLK_DEV_SD=m
CONFIG_BLK_DEV_SR=m
CONFIG_CHR_DEV_SG=m
CONFIG_SCSI_MULTI_LUN=y
CONFIG_SCSI_CONSTANTS=y
CONFIG_SCSI_LOGGING=y
CONFIG_SCSI_SPI_ATTRS=m
CONFIG_SCSI_FC_ATTRS=m
CONFIG_SCSI_QLA2XXX=m
CONFIG_SCSI_DC395x=m
CONFIG_NETDEVICES=y
CONFIG_DUMMY=m
CONFIG_TIGON3=m
CONFIG_INPUT=y
CONFIG_INPUT_MOUSEDEV=m
CONFIG_INPUT_MOUSEDEV_PSAUX=y
CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
CONFIG_INPUT_EVDEV=m
CONFIG_INPUT_EVBUG=m
CONFIG_INPUT_KEYBOARD=y
CONFIG_KEYBOARD_ATKBD=y
CONFIG_INPUT_MOUSE=y
CONFIG_MOUSE_PS2=m
CONFIG_INPUT_MISC=y
CONFIG_INPUT_PCSPKR=m
CONFIG_INPUT_UINPUT=m
CONFIG_SERIO=y
CONFIG_SERIO_I8042=y
CONFIG_SERIO_SERPORT=m
CONFIG_SERIO_PCIPS2=m
CONFIG_SERIO_LIBPS2=y
CONFIG_SERIO_RAW=m
CONFIG_VT=y
CONFIG_VT_CONSOLE=y
CONFIG_HW_CONSOLE=y
CONFIG_SERIAL_8250=y
CONFIG_SERIAL_8250_CONSOLE=y
CONFIG_SERIAL_8250_NR_UARTS=4
CONFIG_SERIAL_8250_EXTENDED=y
CONFIG_SERIAL_8250_MANY_PORTS=y
CONFIG_SERIAL_8250_SHARE_IRQ=y
CONFIG_SERIAL_8250_RSA=y
CONFIG_SERIAL_CORE=y
CONFIG_SERIAL_CORE_CONSOLE=y
CONFIG_UNIX98_PTYS=y
CONFIG_LEGACY_PTYS=y
CONFIG_LEGACY_PTY_COUNT=256
CONFIG_NVRAM=m
CONFIG_RTC=m
CONFIG_RTC_HISTOGRAM=m
CONFIG_BLOCKER=m
CONFIG_GEN_RTC=m
CONFIG_GEN_RTC_X=y
CONFIG_AGP=y
CONFIG_AGP_AMD64=y
CONFIG_DRM=m
CONFIG_DRM_RADEON=m
CONFIG_HPET=y
CONFIG_HPET_MMAP=y
CONFIG_HANGCHECK_TIMER=m
CONFIG_I2C=m
CONFIG_I2C_CHARDEV=m
CONFIG_I2C_ALGOBIT=m
CONFIG_I2C_ALGOPCF=m
CONFIG_I2C_ALGOPCA=m
CONFIG_I2C_VIAPRO=m
CONFIG_FB=y
CONFIG_FB_CFB_FILLRECT=y
CONFIG_FB_CFB_COPYAREA=y
CONFIG_FB_CFB_IMAGEBLIT=y
CONFIG_FB_MODE_HELPERS=y
CONFIG_FB_TILEBLITTING=y
CONFIG_FB_VGA16=m
CONFIG_FB_VESA=y
CONFIG_VIDEO_SELECT=y
CONFIG_FB_RADEON_OLD=m
CONFIG_FB_RADEON=m
CONFIG_FB_RADEON_I2C=y
CONFIG_VGA_CONSOLE=y
CONFIG_DUMMY_CONSOLE=y
CONFIG_FRAMEBUFFER_CONSOLE=m
CONFIG_FONT_8x8=y
CONFIG_FONT_8x16=y
CONFIG_SOUND=m
CONFIG_SND=m
CONFIG_SND_AC97_CODEC=m
CONFIG_SND_AC97_BUS=m
CONFIG_SND_TIMER=m
CONFIG_SND_PCM=m
CONFIG_SND_RAWMIDI=m
CONFIG_SND_SEQUENCER=m
CONFIG_SND_SEQ_DUMMY=m
CONFIG_SND_OSSEMUL=y
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
CONFIG_SND_SEQUENCER_OSS=y
CONFIG_SND_RTCTIMER=m
CONFIG_SND_SEQ_RTCTIMER_DEFAULT=y
CONFIG_SND_GENERIC_DRIVER=y
CONFIG_SND_MPU401_UART=m
CONFIG_SND_DUMMY=m
CONFIG_SND_VIRMIDI=m
CONFIG_SND_MTPAV=m
CONFIG_SND_SERIAL_U16550=m
CONFIG_SND_MPU401=m
CONFIG_SND_ICE1712=m
CONFIG_USB_ARCH_HAS_HCD=y
CONFIG_USB_ARCH_HAS_OHCI=y
CONFIG_USB=y
CONFIG_USB_DEVICEFS=y
CONFIG_USB_EHCI_HCD=m
CONFIG_USB_UHCI_HCD=m
CONFIG_USB_HID=m
CONFIG_USB_HIDINPUT=y
CONFIG_USB_HIDDEV=y
CONFIG_USB_POWERMATE=m
CONFIG_USB_MON=y
CONFIG_EXT2_FS=m
CONFIG_EXT2_FS_XATTR=y
CONFIG_EXT2_FS_POSIX_ACL=y
CONFIG_EXT2_FS_SECURITY=y
CONFIG_EXT3_FS=m
CONFIG_EXT3_FS_XATTR=y
CONFIG_EXT3_FS_POSIX_ACL=y
CONFIG_EXT3_FS_SECURITY=y
CONFIG_JBD=m
CONFIG_FS_MBCACHE=m
CONFIG_FS_POSIX_ACL=y
CONFIG_XFS_FS=m
CONFIG_XFS_SECURITY=y
CONFIG_XFS_POSIX_ACL=y
CONFIG_XFS_RT=y
CONFIG_MINIX_FS=m
CONFIG_ROMFS_FS=m
CONFIG_INOTIFY=y
CONFIG_DNOTIFY=y
CONFIG_ISO9660_FS=m
CONFIG_JOLIET=y
CONFIG_ZISOFS=y
CONFIG_ZISOFS_FS=m
CONFIG_UDF_FS=m
CONFIG_UDF_NLS=y
CONFIG_FAT_FS=m
CONFIG_MSDOS_FS=m
CONFIG_VFAT_FS=m
CONFIG_FAT_DEFAULT_CODEPAGE=437
CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
CONFIG_NTFS_FS=m
CONFIG_PROC_FS=y
CONFIG_PROC_KCORE=y
CONFIG_SYSFS=y
CONFIG_TMPFS=y
CONFIG_RAMFS=y
CONFIG_CRAMFS=y
CONFIG_MSDOS_PARTITION=y
CONFIG_NLS=y
CONFIG_NLS_DEFAULT="cp437"
CONFIG_NLS_CODEPAGE_437=m
CONFIG_NLS_ASCII=m
CONFIG_NLS_ISO8859_1=m
CONFIG_PROFILING=y
CONFIG_OPROFILE=m
CONFIG_DEBUG_KERNEL=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_LOG_BUF_SHIFT=15
CONFIG_SECURITY=y
CONFIG_SECURITY_CAPABILITIES=m
CONFIG_CRYPTO=y
CONFIG_CRC_CCITT=m
CONFIG_CRC32=y
CONFIG_LIBCRC32C=m
CONFIG_ZLIB_INFLATE=y
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