Oops: kernel access of bad area, sig: 11

Tue Sep 11 04:09:54 EST 2001

Hi everybody:

I am having the following problem at start up with our custom
PPC860T board, with kernel 2.4.4 from linux-2.4.4-2001-05-12
(DENX), but it occurs randomly (1 out of 20 or 30 times):

............
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP
IP: routing cache hash table of 512 buckets, 4Kbytes
Oops: kernel access of bad area, sig: 11
NIP: C00DEFD4 XER: 8000FC7F LR: C00E1858 SP: C01F9CA0 REGS: c01f9bf0 TRAP:
0300
MSR: 00009032 EE 1 PR: 0 FP: 0 ME: 1 IR/DR:11
DAR: A75.....
TASK: c01f8000[1] 'swapper' Last syscall: 120
last math 00000000 last altivec 00000000
GPR00: ....................
GPR08...................
GPR16....................
GPR24....................
Call backtrace:
FFFFFFFF ................
C017646C ................
Kernel panic: Aiee, killing interrupt handler!
In interrupt handler - not syncing
Rebooting in 180 seconds ...

The kernel setup is as follows:

#
# Automatically generated by make menuconfig: don't edit
#
# CONFIG_UID16 is not set
# CONFIG_RWSEM_GENERIC_SPINLOCK is not set
CONFIG_RWSEM_XCHGADD_ALGORITHM=y

#
# Code maturity level options
#
CONFIG_EXPERIMENTAL=y

#
# Loadable module support
#
CONFIG_MODULES=y
CONFIG_MODVERSIONS=y
CONFIG_KMOD=y

#
# Platform support
#
CONFIG_PPC=y
# CONFIG_6xx is not set
# CONFIG_4xx is not set
# CONFIG_POWER3 is not set
# CONFIG_POWER4 is not set
CONFIG_8xx=y
CONFIG_SERIAL_CONSOLE=y
# CONFIG_RPXLITE is not set
# CONFIG_RPXCLASSIC is not set
# CONFIG_BSEIP is not set
# CONFIG_TQM823L is not set
# CONFIG_TQM850L is not set
# CONFIG_TQM855L is not set
# CONFIG_TQM860L is not set
# CONFIG_FPS850L is not set
# CONFIG_TQM860 is not set
# CONFIG_SPD823TS is not set
# CONFIG_IVMS8 is not set
# CONFIG_IVML24 is not set
# CONFIG_SM850 is not set
# CONFIG_HERMES is not set
# CONFIG_HERMES_SH is not set
# CONFIG_IP860 is not set
# CONFIG_LWMON is not set
# CONFIG_PCU_E is not set
CONFIG_MBX=y
# CONFIG_WINCEPT is not set
# CONFIG_PPC601_SYNC_FIX is not set
# CONFIG_ALL_PPC is not set
CONFIG_RTLINUX=y
# CONFIG_SMP is not set
CONFIG_MACH_SPECIFIC=y
CONFIG_MATH_EMULATION=y
# CONFIG_SASH is not set

#
# General setup
#
# CONFIG_HIGHMEM is not set
# CONFIG_ISA is not set
# CONFIG_EISA is not set
# CONFIG_SBUS is not set
# CONFIG_MCA is not set
# CONFIG_PCI_QSPAN is not set
# CONFIG_PCI is not set
CONFIG_NET=y
CONFIG_SYSCTL=y
CONFIG_SYSVIPC=y
# CONFIG_BSD_PROCESS_ACCT is not set
CONFIG_KCORE_ELF=y
CONFIG_BINFMT_ELF=y
CONFIG_KERNEL_ELF=y
# CONFIG_BINFMT_MISC is not set
# CONFIG_HOTPLUG is not set
# CONFIG_PCMCIA is not set

#
# Parallel port support
#
# CONFIG_PARPORT is not set

#
# Memory Technology Devices (MTD)
#
CONFIG_MTD=y
# CONFIG_MTD_DEBUG is not set
CONFIG_MTD_PARTITIONS=y
# CONFIG_MTD_REDBOOT_PARTS is not set
# CONFIG_MTD_BOOTLDR_PARTS is not set
# CONFIG_MTD_AFS_PARTS is not set
CONFIG_MTD_CHAR=y
CONFIG_MTD_BLOCK=y
# CONFIG_FTL is not set
# CONFIG_NFTL is not set

#
# RAM/ROM/Flash chip drivers
#
CONFIG_MTD_CFI=y
CONFIG_MTD_CFI_ADV_OPTIONS=y
CONFIG_MTD_CFI_NOSWAP=y
# CONFIG_MTD_CFI_BE_BYTE_SWAP is not set
# CONFIG_MTD_CFI_LE_BYTE_SWAP is not set
CONFIG_MTD_CFI_GEOMETRY=y
# CONFIG_MTD_CFI_B1 is not set
# CONFIG_MTD_CFI_B2 is not set
CONFIG_MTD_CFI_B4=y
# CONFIG_MTD_CFI_I1 is not set
CONFIG_MTD_CFI_I2=y
# CONFIG_MTD_CFI_I4 is not set
# CONFIG_MTD_CFI_INTELEXT is not set
CONFIG_MTD_CFI_AMDSTD=y
# CONFIG_MTD_AMDSTD is not set
# CONFIG_MTD_SHARP is not set
# CONFIG_MTD_RAM is not set
CONFIG_MTD_ROM=y
# CONFIG_MTD_JEDEC is not set

#
# Mapping drivers for chip access
#
CONFIG_MTD_PHYSMAP=y
CONFIG_MTD_PHYSMAP_START=FC000000
CONFIG_MTD_PHYSMAP_LEN=400000
CONFIG_MTD_PHYSMAP_BUSWIDTH=4
# CONFIG_MTD_SUN_UFLASH is not set
# CONFIG_MTD_NORA is not set
# CONFIG_MTD_PNC2000 is not set
# CONFIG_MTD_RPXLITE is not set
# CONFIG_MTD_TQM8XXL is not set
# CONFIG_MTD_SC520CDP is not set
# CONFIG_MTD_NETSC520 is not set
# CONFIG_MTD_SBC_GXX is not set
# CONFIG_MTD_ELAN_104NC is not set
# CONFIG_MTD_SA1100 is not set
# CONFIG_MTD_SA1100_REDBOOT_PARTITIONS is not set
# CONFIG_MTD_SA1100_BOOTLDR_PARTITIONS is not set
# CONFIG_MTD_DC21285 is not set
# CONFIG_MTD_IQ80310 is not set
# CONFIG_MTD_DBOX2 is not set
# CONFIG_MTD_CSTM_MIPS_IXX is not set
# CONFIG_MTD_CFI_FLAGADM is not set
# CONFIG_MTD_ARM_INTEGRATOR is not set
# CONFIG_MTD_SOLUTIONENGINE is not set
# CONFIG_MTD_MIXMEM is not set
# CONFIG_MTD_OCTAGON is not set
# CONFIG_MTD_VMAX is not set
# CONFIG_MTD_OCELOT is not set
# CONFIG_MTD_L440GX is not set

#
# Self-contained MTD device drivers
#
# CONFIG_MTD_PMC551 is not set
# CONFIG_MTD_SLRAM is not set
# CONFIG_MTD_LART is not set
# CONFIG_MTD_MTDRAM is not set
# CONFIG_MTD_BLKMTD is not set
# CONFIG_MTD_DOC1000 is not set
# CONFIG_MTD_DOC2000 is not set
# CONFIG_MTD_DOC2001 is not set
# CONFIG_MTD_DOCPROBE is not set

#
# NAND Flash Device Drivers
#
# CONFIG_MTD_NAND is not set

#
# Plug and Play configuration
#
# CONFIG_PNP is not set
# CONFIG_ISAPNP is not set

#
# Block devices
#
# CONFIG_BLK_DEV_FD is not set
# CONFIG_BLK_DEV_XD is not set
# CONFIG_PARIDE is not set
# CONFIG_BLK_CPQ_DA is not set
# CONFIG_BLK_CPQ_CISS_DA is not set
# CONFIG_BLK_DEV_DAC960 is not set
# CONFIG_BLK_DEV_LOOP is not set
# CONFIG_BLK_DEV_NBD is not set
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_RAM_SIZE=4096
CONFIG_BLK_DEV_INITRD=y

#
# Multi-device support (RAID and LVM)
#
# CONFIG_MD is not set
# CONFIG_BLK_DEV_MD is not set
# CONFIG_MD_LINEAR is not set
# CONFIG_MD_RAID0 is not set
# CONFIG_MD_RAID1 is not set
# CONFIG_MD_RAID5 is not set
# CONFIG_BLK_DEV_LVM is not set

#
# Networking options
#
CONFIG_PACKET=y
# CONFIG_PACKET_MMAP is not set
CONFIG_NETLINK=y
CONFIG_RTNETLINK=y
CONFIG_NETLINK_DEV=y
# CONFIG_NETFILTER is not set
# CONFIG_FILTER is not set
CONFIG_UNIX=y
CONFIG_INET=y
# CONFIG_IP_MULTICAST is not set
# CONFIG_IP_ADVANCED_ROUTER is not set
# CONFIG_IP_PNP is not set
# CONFIG_NET_IPIP is not set
# CONFIG_NET_IPGRE is not set
# CONFIG_ARPD is not set
# CONFIG_INET_ECN is not set
# CONFIG_SYN_COOKIES is not set
# CONFIG_IPV6 is not set
# CONFIG_KHTTPD is not set
# CONFIG_ATM is not set
# CONFIG_IPX is not set
# CONFIG_ATALK is not set
# CONFIG_DECNET is not set
# CONFIG_BRIDGE is not set
# CONFIG_X25 is not set
# CONFIG_LAPB is not set
# CONFIG_LLC is not set
# CONFIG_NET_DIVERT is not set
# CONFIG_ECONET is not set
# CONFIG_WAN_ROUTER is not set
# CONFIG_NET_FASTROUTE is not set
# CONFIG_NET_HW_FLOWCONTROL is not set

#
# QoS and/or fair queueing
#
# CONFIG_NET_SCHED is not set

#
# ATA/IDE/MFM/RLL support
#
# CONFIG_IDE is not set
# CONFIG_BLK_DEV_IDE_MODES is not set
# CONFIG_BLK_DEV_HD is not set

#
# SCSI support
#
# CONFIG_SCSI is not set

#
# Network device support
#
CONFIG_NETDEVICES=y

#
# ARCnet devices
#
# CONFIG_ARCNET is not set
# CONFIG_DUMMY is not set
# CONFIG_BONDING is not set
# CONFIG_EQUALIZER is not set
# CONFIG_TUN is not set
# CONFIG_ETHERTAP is not set
# CONFIG_NET_SB1000 is not set

#
# Ethernet (10 or 100Mbit)
#
CONFIG_NET_ETHERNET=y
# CONFIG_MACE is not set
# CONFIG_BMAC is not set
# CONFIG_GMAC is not set
# CONFIG_NCR885E is not set
# CONFIG_OAKNET is not set
# CONFIG_NET_VENDOR_3COM is not set
# CONFIG_LANCE is not set
# CONFIG_NET_VENDOR_SMC is not set
# CONFIG_NET_VENDOR_RACAL is not set
# CONFIG_AT1700 is not set
# CONFIG_DEPCA is not set
# CONFIG_NET_ISA is not set
# CONFIG_NET_PCI is not set
# CONFIG_NET_POCKET is not set

#
# Ethernet (1000 Mbit)
#
# CONFIG_ACENIC is not set
# CONFIG_HAMACHI is not set
# CONFIG_YELLOWFIN is not set
# CONFIG_SK98LIN is not set
# CONFIG_FDDI is not set
# CONFIG_HIPPI is not set
CONFIG_PPP=y
# CONFIG_PPP_MULTILINK is not set
# CONFIG_PPP_FILTER is not set
CONFIG_PPP_ASYNC=y
# CONFIG_PPP_SYNC_TTY is not set
CONFIG_PPP_DEFLATE=y
# CONFIG_PPP_BSDCOMP is not set
# CONFIG_PPPOE is not set
CONFIG_SLIP=y
CONFIG_SLIP_COMPRESSED=y
# CONFIG_SLIP_SMART is not set
# CONFIG_SLIP_MODE_SLIP6 is not set

#
# Wireless LAN (non-hamradio)
#
# CONFIG_NET_RADIO is not set

#
# Token Ring devices
#
# CONFIG_TR is not set
# CONFIG_NET_FC is not set
# CONFIG_RCPCI is not set
# CONFIG_SHAPER is not set

#
# Wan interfaces
#
# CONFIG_WAN is not set

#
# Amateur Radio support
#
# CONFIG_HAMRADIO is not set

#
# IrDA (infrared) support
#
# CONFIG_IRDA is not set

#
# ISDN subsystem
#
# CONFIG_ISDN is not set

#
# Old CD-ROM drivers (not SCSI, not IDE)
#
# CONFIG_CD_NO_IDESCSI is not set

#
# Console drivers
#

#
# Frame-buffer support
#
# CONFIG_FB is not set

#
# Input core support
#
# CONFIG_INPUT is not set

#
# Macintosh device drivers
#

#
# Character devices
#
# CONFIG_VT is not set
# CONFIG_SERIAL is not set
# CONFIG_SERIAL_EXTENDED is not set
# CONFIG_SERIAL_NONSTANDARD is not set
# CONFIG_UNIX98_PTYS is not set

#
# I2C support
#
# CONFIG_I2C is not set

#
# Mice
#
# CONFIG_BUSMOUSE is not set
# CONFIG_MOUSE is not set

#
# Joysticks
#
# CONFIG_JOYSTICK is not set
# CONFIG_QIC02_TAPE is not set

#
# Watchdog Cards
#
# CONFIG_WATCHDOG is not set
# CONFIG_INTEL_RNG is not set
# CONFIG_NVRAM is not set
# CONFIG_RTC is not set
# CONFIG_DTLK is not set
# CONFIG_R3964 is not set
# CONFIG_APPLICOM is not set
# CONFIG_FLASH is not set

#
# Ftape, the floppy tape device driver
#
# CONFIG_FTAPE is not set
# CONFIG_AGP is not set
# CONFIG_DRM is not set

#
# Multimedia devices
#
# CONFIG_VIDEO_DEV is not set

#
# File systems
#
# CONFIG_QUOTA is not set
# CONFIG_AUTOFS_FS is not set
# CONFIG_AUTOFS4_FS is not set
# CONFIG_REISERFS_FS is not set
# CONFIG_REISERFS_CHECK is not set
# CONFIG_ADFS_FS is not set
# CONFIG_ADFS_FS_RW is not set
# CONFIG_AFFS_FS is not set
# CONFIG_HFS_FS is not set
# CONFIG_BFS_FS is not set
# CONFIG_FAT_FS is not set
# CONFIG_MSDOS_FS is not set
# CONFIG_UMSDOS_FS is not set
# CONFIG_VFAT_FS is not set
# CONFIG_EFS_FS is not set
CONFIG_JFFS_FS=y
CONFIG_JFFS_FS_VERBOSE=0
CONFIG_JFFS2_FS=y
CONFIG_JFFS2_FS_DEBUG=0
# CONFIG_CRAMFS is not set
# CONFIG_TMPFS is not set
CONFIG_RAMFS=y
# CONFIG_ISO9660_FS is not set
# CONFIG_JOLIET is not set
CONFIG_MINIX_FS=y
# CONFIG_NTFS_FS is not set
# CONFIG_NTFS_RW is not set
# CONFIG_HPFS_FS is not set
CONFIG_PROC_FS=y
# CONFIG_DEVFS_FS is not set
# CONFIG_DEVFS_MOUNT is not set
# CONFIG_DEVFS_DEBUG is not set
# CONFIG_DEVPTS_FS is not set
# CONFIG_QNX4FS_FS is not set
# CONFIG_QNX4FS_RW is not set
# CONFIG_ROMFS_FS is not set
CONFIG_EXT2_FS=y
# CONFIG_SYSV_FS is not set
# CONFIG_SYSV_FS_WRITE is not set
# CONFIG_UDF_FS is not set
# CONFIG_UDF_RW is not set
# CONFIG_UFS_FS is not set
# CONFIG_UFS_FS_WRITE is not set

#
# Network File Systems
#
# CONFIG_CODA_FS is not set
CONFIG_NFS_FS=y
# CONFIG_NFS_V3 is not set
# CONFIG_ROOT_NFS is not set
CONFIG_NFSD=y
CONFIG_NFSD_V3=y
CONFIG_SUNRPC=y
CONFIG_LOCKD=y
CONFIG_LOCKD_V4=y
# CONFIG_SMB_FS is not set
# CONFIG_NCP_FS is not set
# CONFIG_NCPFS_PACKET_SIGNING is not set
# CONFIG_NCPFS_IOCTL_LOCKING is not set
# CONFIG_NCPFS_STRONG is not set
# CONFIG_NCPFS_NFS_NS is not set
# CONFIG_NCPFS_OS2_NS is not set
# CONFIG_NCPFS_SMALLDOS is not set
# CONFIG_NCPFS_NLS is not set
# CONFIG_NCPFS_EXTRAS is not set

#
# Partition Types
#
# CONFIG_PARTITION_ADVANCED is not set
CONFIG_MSDOS_PARTITION=y
# CONFIG_SMB_NLS is not set
# CONFIG_NLS is not set

#
# Sound
#
# CONFIG_SOUND is not set

#
# MPC8xx CPM Options
#
# CONFIG_SCC_ENET is not set
CONFIG_FEC_ENET=y
CONFIG_USE_MDIO=y
# CONFIG_ENET_BIG_BUFFERS is not set
CONFIG_SMC2_UART=y
# CONFIG_ALTSMC2 is not set
# CONFIG_CONS_SMC2 is not set
CONFIG_USE_SCC_IO=y
CONFIG_SCC1_UART=y
CONFIG_PORT_CTS1_NONE=y
# CONFIG_UART_CTS_CONTROL_SCC1 is not set
CONFIG_PORT_RTS1_NONE=y
# CONFIG_PORT_RTS1_B is not set
# CONFIG_PORT_RTS1_C is not set
CONFIG_PORT_CD1_NONE=y
# CONFIG_UART_CD_CONTROL_SCC1 is not set
CONFIG_PORT_DTR1_NONE=y
# CONFIG_PORT_DTR1_A is not set
# CONFIG_PORT_DTR1_B is not set
# CONFIG_PORT_DTR1_C is not set
# CONFIG_PORT_DTR1_D is not set
CONFIG_SCC2_UART=y
CONFIG_PORT_CTS2_NONE=y
# CONFIG_UART_CTS_CONTROL_SCC2 is not set
CONFIG_PORT_RTS2_NONE=y
# CONFIG_PORT_RTS2_B is not set
# CONFIG_PORT_RTS2_C is not set
CONFIG_PORT_CD2_NONE=y
# CONFIG_UART_CD_CONTROL_SCC2 is not set
CONFIG_PORT_DTR2_NONE=y
# CONFIG_PORT_DTR2_A is not set
# CONFIG_PORT_DTR2_B is not set
# CONFIG_PORT_DTR2_C is not set
# CONFIG_PORT_DTR2_D is not set
# CONFIG_SCC3_UART is not set
# CONFIG_SCC4_UART is not set
# CONFIG_8xx_COPYBACK is not set
# CONFIG_8xx_CPU6 is not set
# CONFIG_UCODE_PATCH is not set
# CONFIG_8xx_LCD is not set

#
# USB support
#
# CONFIG_USB is not set

#
# Kernel hacking
#
# CONFIG_MAGIC_SYSRQ is not set
# CONFIG_KGDB is not set
# CONFIG_XMON is not set

Any help is appreciated.

			Thank you
				Billa.

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