Kernel Code Corrupt

Samuel Leo (samuel@szonline.net)
Mon, 04 May 1998 23:04:38 +0800


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I got a oops when I load second ethernet card.
First card is 3c509b-TPO, compiled in kernel.
Second is NE2000 Plus, compiled as module.
The Oops show kernel code corrupted.
I am use RedHat 5.0.
kernel 2.1.100-1(2.1.99 oops too).
gcc 2.8.1(gcc-2.7.2.3 oops too).

Using `/boot/System.map' to map addresses to symbols.

>>EIP: c021a848 <ethdev_init>
Trace: c483461d
Trace: c4835328
Trace: c4835328
Trace: c4835328
Trace: c4835688
Trace: c4835328
Trace: c4834f79
Trace: c011000a <dequeue_signal+36/164>
Trace: c4834068
Trace: c4835328
Trace: c4835328
Trace: c01615bd <register_netdevice+7d/11c>
Trace: c4835328
Trace: c4835328
Trace: c4835688
Trace: c01c0ca6 <register_netdev+32/60>
Trace: c4835328
Trace: c4834c96
Trace: c4835328
Trace: c4834000
Trace: c483404b
Trace: c01162fa <sys_init_module+4ce/528>
Trace: c4834000
Trace: c48356cc
Trace: c481f000
Trace: c4834048
Trace: c010a870 <system_call+38/3c>
Trace: c4834000
Code: c021a848 <ethdev_init>
Code: c021a848 <ethdev_init> a3 02 00 00 cc movl %eax,0xcc000002
Code: c021a84d <ethdev_init+5/7c> d6 (bad)
Code: c021a84e <ethdev_init+6/7c> 04 08 addb $0x8,%al
Code: c021a850 <ethdev_init+8/7c> 04 00 addb $0x0,%al
Code: c021a858 <ethdev_init+10/7c> 00 00 addb %al,(%eax)
Code: c021a85a <ethdev_init+12/7c> 11 00 adcl %eax,(%eax)
Code: c021a85c <ethdev_init+14/7c> 12 00 adcb (%eax),%al
Code: c021a85e <ethdev_init+16/7c> ad lodsl
%ds:(%esi),%eax
Code: c021a85f <ethdev_init+17/7c> 02 00 addb (%eax),%al
Code: c021a861 <ethdev_init+19/7c> 00 00 addb %al,(%eax)
Code: c021a869 <ethdev_init+21/7c> 90 nop
Code: c021a86a <ethdev_init+22/7c> 90 nop
Code: c021a86b <ethdev_init+23/7c> 90 nop

Restart to single mode, I wrote a program dump data from /dev/kmem.

./dumpkmem c021a848
c021a848: a3 02 00 00 cc d6 04 08-04 00 00 00 11 00 12 00

But the real code must be:

# gdb /usr/src/linux/vmlinux
(gdb) x/16xb ethdev_init
0xc021a848 <ethdev_init>: 0x57 0x53 0x8b 0x5c 0x24 0x0c 0x83 0x3d
0xc021a850 <ethdev_init+8>: 0x24 0xfd 0x20 0xc0 0x01 0x7e 0x0e 0xa1
(gdb) quit

My kernel configuration:

#
# Automatically generated by make menuconfig: don't edit
#

#
# Code maturity level options
#
CONFIG_EXPERIMENTAL=y

#
# Processor type and features
#
# CONFIG_M386 is not set
# CONFIG_M486 is not set
CONFIG_M586=y
# CONFIG_M686 is not set
# CONFIG_MATH_EMULATION is not set
CONFIG_MTRR=y

#
# Loadable module support
#
CONFIG_MODULES=y
# CONFIG_MODVERSIONS is not set
CONFIG_KMOD=y

#
# General setup
#
CONFIG_NET=y
CONFIG_PCI=y
CONFIG_PCI_BIOS=y
CONFIG_PCI_DIRECT=y
CONFIG_PCI_QUIRKS=y
CONFIG_PCI_OPTIMIZE=y
CONFIG_PCI_OLD_PROC=y
# CONFIG_MCA is not set
CONFIG_SYSVIPC=y
# CONFIG_BSD_PROCESS_ACCT is not set
CONFIG_SYSCTL=y
CONFIG_BINFMT_AOUT=m
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=m
CONFIG_BINFMT_JAVA=m
CONFIG_VIDEO_SELECT=y
CONFIG_PARPORT=y
CONFIG_PARPORT_PC=y
# CONFIG_PARPORT_OTHER is not set

#
# Plug and Play support
#
CONFIG_PNP=y
CONFIG_PNP_PARPORT=y

#
# Floppy, IDE, and other block devices
#
CONFIG_BLK_DEV_FD=y
CONFIG_BLK_DEV_IDE=y
# CONFIG_BLK_DEV_HD_IDE is not set
CONFIG_BLK_DEV_IDEDISK=y
CONFIG_BLK_DEV_IDECD=y
CONFIG_BLK_DEV_IDETAPE=m
CONFIG_BLK_DEV_IDEFLOPPY=m
CONFIG_BLK_DEV_IDESCSI=m
# CONFIG_BLK_DEV_CMD640 is not set
# CONFIG_BLK_DEV_RZ1000 is not set
CONFIG_BLK_DEV_IDEPCI=y
CONFIG_BLK_DEV_IDEDMA=y
# CONFIG_BLK_DEV_OPTI621 is not set
# CONFIG_BLK_DEV_TRM290 is not set
# CONFIG_BLK_DEV_NS87415 is not set
# CONFIG_IDE_CHIPSETS is not set
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_MD=y
CONFIG_MD_LINEAR=m
CONFIG_MD_STRIPED=m
CONFIG_MD_MIRRORING=m
CONFIG_MD_RAID5=m
CONFIG_BLK_DEV_RAM=y
CONFIG_BLK_DEV_INITRD=y
# CONFIG_BLK_DEV_XD is not set
CONFIG_PARIDE_PARPORT=y
CONFIG_PARIDE=m
CONFIG_PARIDE_PD=m
CONFIG_PARIDE_PCD=m
CONFIG_PARIDE_PF=m
CONFIG_PARIDE_PT=m
CONFIG_PARIDE_ATEN=m
CONFIG_PARIDE_BPCK=m
CONFIG_PARIDE_COMM=m
CONFIG_PARIDE_DSTR=m
CONFIG_PARIDE_EPAT=m
CONFIG_PARIDE_EPIA=m
CONFIG_PARIDE_FRPW=m
CONFIG_PARIDE_KBIC=m
CONFIG_PARIDE_ON20=m
CONFIG_PARIDE_ON26=m
# CONFIG_BLK_DEV_HD is not set

#
# Networking options
#
CONFIG_PACKET=y
CONFIG_NETLINK=y
CONFIG_RTNETLINK=y
CONFIG_NETLINK_DEV=y
CONFIG_FIREWALL=y
CONFIG_NET_ALIAS=y
CONFIG_FILTER=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_IP_MULTICAST=y
CONFIG_IP_ADVANCED_ROUTER=y
CONFIG_RTNETLINK=y
CONFIG_NETLINK=y
CONFIG_IP_MULTIPLE_TABLES=y
CONFIG_IP_ROUTE_MULTIPATH=y
CONFIG_IP_ROUTE_TOS=y
CONFIG_IP_ROUTE_VERBOSE=y
CONFIG_IP_ROUTE_LARGE_TABLES=y
CONFIG_IP_ROUTE_NAT=y
# CONFIG_IP_PNP is not set
CONFIG_IP_FIREWALL=y
CONFIG_IP_FIREWALL_NETLINK=y
CONFIG_NETLINK_DEV=y
CONFIG_IP_FIREWALL_VERBOSE=y
CONFIG_IP_TRANSPARENT_PROXY=y
CONFIG_IP_ALWAYS_DEFRAG=y
CONFIG_IP_ACCT=y
CONFIG_IP_MASQUERADE=y
CONFIG_IP_MASQUERADE_ICMP=y
CONFIG_IP_MASQUERADE_IPAUTOFW=y
CONFIG_IP_MASQUERADE_IPPORTFW=y
CONFIG_IP_ROUTER=y
CONFIG_NET_IPIP=m
CONFIG_NET_IPGRE=m
CONFIG_NET_IPGRE_BROADCAST=y
CONFIG_IP_MROUTE=y
CONFIG_IP_PIMSM_V1=y
CONFIG_IP_PIMSM_V2=y
CONFIG_IP_ALIAS=y
# CONFIG_ARPD is not set
CONFIG_SYN_COOKIES=y
CONFIG_INET_RARP=y
CONFIG_IP_NOSR=y
CONFIG_SKB_LARGE=y
CONFIG_IPV6=m
CONFIG_IPV6_EUI64=y
CONFIG_IPV6_NO_PB=y
CONFIG_IPX=m
# CONFIG_IPX_INTERN is not set
CONFIG_SPX=m
# CONFIG_ATALK is not set
# CONFIG_X25 is not set
# CONFIG_LAPB is not set
# CONFIG_BRIDGE is not set
# CONFIG_LLC is not set
# CONFIG_ECONET is not set
CONFIG_WAN_ROUTER=m
# CONFIG_NET_FASTROUTE is not set
# CONFIG_NET_HW_FLOWCONTROL is not set
CONFIG_CPU_IS_SLOW=y
CONFIG_NET_SCHED=y
CONFIG_NET_SCH_CBQ=m
CONFIG_NET_SCH_CSZ=m
CONFIG_NET_SCH_PRIO=m
CONFIG_NET_SCH_RED=m
CONFIG_NET_SCH_SFQ=m
CONFIG_NET_SCH_TEQL=m
CONFIG_NET_SCH_TBF=m
# CONFIG_NET_QOS is not set
# CONFIG_NET_CLS is not set
# CONFIG_NET_PROFILE is not set

#
# SCSI support
#
CONFIG_SCSI=m
CONFIG_BLK_DEV_SD=m
CONFIG_CHR_DEV_ST=m
CONFIG_BLK_DEV_SR=m
CONFIG_BLK_DEV_SR_VENDOR=y
CONFIG_CHR_DEV_SG=m
CONFIG_SCSI_MULTI_LUN=y
CONFIG_SCSI_CONSTANTS=y
# CONFIG_SCSI_LOGGING is not set

#
# SCSI low-level drivers
#
# CONFIG_SCSI_7000FASST is not set
CONFIG_SCSI_AHA152X=m
CONFIG_SCSI_AHA1542=m
CONFIG_SCSI_AHA1740=m
# CONFIG_SCSI_AIC7XXX is not set
# CONFIG_SCSI_ADVANSYS is not set
# CONFIG_SCSI_IN2000 is not set
# CONFIG_SCSI_AM53C974 is not set
# CONFIG_SCSI_BUSLOGIC is not set
# CONFIG_SCSI_DTC3280 is not set
CONFIG_SCSI_EATA_DMA=m
CONFIG_SCSI_EATA_PIO=m
CONFIG_SCSI_EATA=m
# CONFIG_SCSI_EATA_TAGGED_QUEUE is not set
# CONFIG_SCSI_EATA_LINKED_COMMANDS is not set
CONFIG_SCSI_EATA_MAX_TAGS=16
# CONFIG_SCSI_FUTURE_DOMAIN is not set
# CONFIG_SCSI_GDTH is not set
CONFIG_SCSI_GENERIC_NCR5380=m
# CONFIG_SCSI_GENERIC_NCR53C400 is not set
CONFIG_SCSI_G_NCR5380_PORT=y
# CONFIG_SCSI_G_NCR5380_MEM is not set
CONFIG_SCSI_NCR53C406A=m
CONFIG_SCSI_NCR53C7xx=m
# CONFIG_SCSI_NCR53C7xx_sync is not set
CONFIG_SCSI_NCR53C7xx_FAST=y
# CONFIG_SCSI_NCR53C7xx_DISCONNECT is not set
CONFIG_SCSI_NCR53C8XX=m
# CONFIG_SCSI_NCR53C8XX_NVRAM_DETECT is not set
# CONFIG_SCSI_NCR53C8XX_TAGGED_QUEUE is not set
# CONFIG_SCSI_NCR53C8XX_IOMAPPED is not set
CONFIG_SCSI_NCR53C8XX_MAX_TAGS=4
CONFIG_SCSI_NCR53C8XX_SYNC=5
# CONFIG_SCSI_NCR53C8XX_NO_DISCONNECT is not set
# CONFIG_SCSI_NCR53C8XX_SYMBIOS_COMPAT is not set
CONFIG_SCSI_PPA=m
CONFIG_SCSI_PPA_HAVE_PEDANTIC=2
# CONFIG_SCSI_PAS16 is not set
# CONFIG_SCSI_PCI2000 is not set
# CONFIG_SCSI_PCI2220I is not set
# CONFIG_SCSI_PSI240I is not set
# CONFIG_SCSI_QLOGIC_FAS is not set
# CONFIG_SCSI_QLOGIC_ISP is not set
# CONFIG_SCSI_SEAGATE is not set
# CONFIG_SCSI_DC390T is not set
# CONFIG_SCSI_T128 is not set
# CONFIG_SCSI_U14_34F is not set
# CONFIG_SCSI_ULTRASTOR is not set
# CONFIG_SCSI_DEBUG is not set

#
# Network device support
#
CONFIG_NETDEVICES=y
# CONFIG_ARCNET is not set
CONFIG_DUMMY=m
CONFIG_EQUALIZER=m
CONFIG_ETHERTAP=m
CONFIG_NET_ETHERNET=y
CONFIG_NET_VENDOR_3COM=y
# CONFIG_EL1 is not set
CONFIG_EL2=y
# CONFIG_ELPLUS is not set
# CONFIG_EL16 is not set
CONFIG_EL3=y
CONFIG_VORTEX=m
# CONFIG_LANCE is not set
# CONFIG_NET_VENDOR_SMC is not set
# CONFIG_NET_VENDOR_RACAL is not set
CONFIG_NET_ISA=y
# CONFIG_AT1700 is not set
# CONFIG_E2100 is not set
# CONFIG_DEPCA is not set
# CONFIG_EWRK3 is not set
# CONFIG_EEXPRESS is not set
CONFIG_EEXPRESS_PRO=m
# CONFIG_FMV18X is not set
# CONFIG_HPLAN_PLUS is not set
# CONFIG_HPLAN is not set
# CONFIG_HP100 is not set
# CONFIG_ETH16I is not set
CONFIG_NE2000=m
# CONFIG_SEEQ8005 is not set
# CONFIG_SK_G16 is not set
# CONFIG_NET_EISA is not set
# CONFIG_NET_POCKET is not set
# CONFIG_FDDI is not set
# CONFIG_DLCI is not set
CONFIG_PLIP=m
CONFIG_PPP=y
CONFIG_SLIP=y
CONFIG_SLIP_COMPRESSED=y
CONFIG_SLIP_SMART=y
CONFIG_SLIP_MODE_SLIP6=y
# CONFIG_NET_RADIO is not set
# CONFIG_TR is not set
CONFIG_SHAPER=m
# CONFIG_WAN_DRIVERS is not set

#
# Amateur Radio support
#
# CONFIG_HAMRADIO is not set

#
# ISDN subsystem
#
# CONFIG_ISDN is not set

#
# CD-ROM drivers (not for SCSI or IDE/ATAPI drives)
#
# CONFIG_CD_NO_IDESCSI is not set

#
# Filesystems
#
CONFIG_QUOTA=y
CONFIG_MINIX_FS=y
CONFIG_EXT2_FS=y
CONFIG_ISO9660_FS=y
CONFIG_JOLIET=y
CONFIG_FAT_FS=y
CONFIG_MSDOS_FS=y
CONFIG_UMSDOS_FS=m
CONFIG_VFAT_FS=y
CONFIG_PROC_FS=y
CONFIG_NFS_FS=m
CONFIG_NFSD=m
CONFIG_SUNRPC=m
CONFIG_LOCKD=m
CONFIG_CODA_FS=m
CONFIG_SMB_FS=m
CONFIG_SMB_WIN95=y
CONFIG_NCP_FS=m
CONFIG_NCPFS_PACKET_SIGNING=y
CONFIG_NCPFS_IOCTL_LOCKING=y
CONFIG_NCPFS_STRONG=y
CONFIG_NCPFS_NFS_NS=y
CONFIG_NCPFS_OS2_NS=y
CONFIG_NCPFS_MOUNT_SUBDIR=y
CONFIG_HPFS_FS=m
CONFIG_NTFS_FS=m
CONFIG_NTFS_RW=y
CONFIG_SYSV_FS=m
CONFIG_AFFS_FS=m
CONFIG_HFS_FS=m
CONFIG_ROMFS_FS=m
CONFIG_AUTOFS_FS=y
CONFIG_AMIGA_PARTITION=y
CONFIG_UFS_FS=y
CONFIG_BSD_DISKLABEL=y
CONFIG_SMD_DISKLABEL=y
CONFIG_SOLARIS_X86_PARTITION=y
CONFIG_ADFS_FS=m
CONFIG_DEVPTS_FS=y
CONFIG_MAC_PARTITION=y
CONFIG_NLS=y

#
# Native Language Support
#
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_737=y
CONFIG_NLS_CODEPAGE_775=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_CODEPAGE_852=y
CONFIG_NLS_CODEPAGE_855=y
CONFIG_NLS_CODEPAGE_857=y
CONFIG_NLS_CODEPAGE_860=y
CONFIG_NLS_CODEPAGE_861=y
CONFIG_NLS_CODEPAGE_862=y
CONFIG_NLS_CODEPAGE_863=y
CONFIG_NLS_CODEPAGE_864=y
CONFIG_NLS_CODEPAGE_865=y
CONFIG_NLS_CODEPAGE_866=y
CONFIG_NLS_CODEPAGE_869=y
CONFIG_NLS_CODEPAGE_874=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_2=y
CONFIG_NLS_ISO8859_3=y
CONFIG_NLS_ISO8859_4=y
CONFIG_NLS_ISO8859_5=y
CONFIG_NLS_ISO8859_6=y
CONFIG_NLS_ISO8859_7=y
CONFIG_NLS_ISO8859_8=y
CONFIG_NLS_ISO8859_9=y
CONFIG_NLS_KOI8_R=y

#
# Character devices
#
CONFIG_VT=y
CONFIG_VT_CONSOLE=y
CONFIG_SERIAL=y
CONFIG_SERIAL_CONSOLE=y
CONFIG_SERIAL_EXTENDED=y
CONFIG_SERIAL_MANY_PORTS=y
CONFIG_SERIAL_SHARE_IRQ=y
CONFIG_SERIAL_DETECT_IRQ=y
# CONFIG_SERIAL_MULTIPORT is not set
# CONFIG_HUB6 is not set
# CONFIG_SERIAL_NONSTANDARD is not set
CONFIG_PRINTER=y
CONFIG_PRINTER_READBACK=y
CONFIG_MOUSE=y
# CONFIG_ATIXL_BUSMOUSE is not set
CONFIG_BUSMOUSE=m
CONFIG_MS_BUSMOUSE=m
CONFIG_PSMOUSE=y
# CONFIG_82C710_MOUSE is not set
CONFIG_PC110_PAD=m
# CONFIG_UMISC is not set
CONFIG_QIC02_TAPE=m
CONFIG_QIC02_DYNCONF=y
CONFIG_APM=y
# CONFIG_APM_IGNORE_USER_SUSPEND is not set
CONFIG_APM_DO_ENABLE=y
CONFIG_APM_CPU_IDLE=y
CONFIG_APM_DISPLAY_BLANK=y
CONFIG_APM_POWER_OFF=y
# CONFIG_APM_IGNORE_MULTIPLE_SUSPEND is not set
CONFIG_WATCHDOG=y
# CONFIG_WATCHDOG_NOWAYOUT is not set
# CONFIG_WDT is not set
CONFIG_SOFT_WATCHDOG=y
# CONFIG_PCWATCHDOG is not set
# CONFIG_ACQUIRE_WDT is not set
CONFIG_RTC=y
CONFIG_VIDEO_DEV=m
CONFIG_VIDEO_BT848=m
CONFIG_VIDEO_BWQCAM=m
CONFIG_VIDEO_CQCAM=m
CONFIG_VIDEO_PMS=m
CONFIG_BUS_I2C=m
CONFIG_NVRAM=m
CONFIG_JOYSTICK=m
# CONFIG_MISC_RADIO is not set

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

#
# Sound
#
CONFIG_SOUND=m
# CONFIG_PAS is not set
CONFIG_SB=m
CONFIG_ADLIB=m
# CONFIG_GUS is not set
# CONFIG_MPU401 is not set
# CONFIG_PSS is not set
# CONFIG_MSS is not set
# CONFIG_SSCAPE is not set
# CONFIG_TRIX is not set
# CONFIG_MAD16 is not set
# CONFIG_MAD16_OLDCARD is not set
# CONFIG_CS4232 is not set
# CONFIG_MAUI is not set
# CONFIG_OPL3SA1 is not set
CONFIG_SOFTOSS=m
CONFIG_YM3812=m
CONFIG_VMIDI=m
# CONFIG_UART6850 is not set
# CONFIG_LOWLEVEL_SOUND is not set

#
# Kernel hacking
#
# CONFIG_PROFILE is not set
CONFIG_MAGIC_SYSRQ=y
CONFIG_VGA_CONSOLE=y

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tel;home: +86-755-3110853
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