Hi,
While shutting down a RH6.1 box, running pristine 2.2.13,
I got this message:
Unmounting filesystems kfree: Bad obj c463db80
Followed directly by this oops (I copied it by hand and feeded to
ksymoops):
ksymoops 0.7c on i686 2.2.13. Options used
-V (default)
-k /proc/ksyms (specified)
-l /proc/modules (specified)
-o /lib/modules/2.2.13/ (specified)
-m /usr/src/linux/System.map (specified)
Unable to handle kernel NULL pointer dereference at virtual address
00000000
current->tss.cr3 = 0bc43000, %cr3 = 0bc43000
*pde = 00000000
Oops: 0002
CPU: 0
EIP: 0010:[<c0120c5f>]
Using defaults from ksymoops -t elf32-i386 -a i386
eax: 0000001b ebx: c0293988 ecx: 00000005 edx: 00000001
esi: c463db80 edi: cbfd3e00 ebp: 00000342 esp: cb8c7f44
ds: 0018 es: 0018 ss: 0018
Stack: c5086f40 c4e3db20 cbfd3e00 00000342 c4e3db20 cbfd3e00 c0130158
c463db80
cbfd3e00 fffffffe 00000342 c0128420 cbfd3e00 00000342 fffffffa cb754440
00000342 c0128545 00000342 00000000 00000001 00000000 00000342 cbfcf060
Call Trace: [<c0130158>] [<c0128420>] [<c0128545>] [<c012863d>]
[<c0109c24>]
Code: c7 05 00 00 00 00 00 00 00 00 83 c4 08 56 5e 5f 5d 59 5a c3
>>EIP; c0120c5f <kfree+193/1a8> <=====
Trace; c0130158 <shrink_dcache_sb+fc/120>
Trace; c0128420 <do_umount+5c/12c>
Trace; c0128545 <umount_dev+55/9c>
Trace; c012863d <sys_umount+b1/bc>
Trace; c0109c24 <system_call+34/38>
Code; c0120c5f <kfree+193/1a8>
00000000 <_EIP>:
Code; c0120c5f <kfree+193/1a8> <=====
0: c7 05 00 00 00 00 00 movl $0x0,0x0 <=====
Code; c0120c66 <kfree+19a/1a8>
7: 00 00 00
Code; c0120c69 <kfree+19d/1a8>
a: 83 c4 08 addl $0x8,%esp
Code; c0120c6c <kfree+1a0/1a8>
d: 56 pushl %esi
Code; c0120c6d <kfree+1a1/1a8>
e: 5e popl %esi
Code; c0120c6e <kfree+1a2/1a8>
f: 5f popl %edi
Code; c0120c6f <kfree+1a3/1a8>
10: 5d popl %ebp
Code; c0120c70 <kfree+1a4/1a8>
11: 59 popl %ecx
Code; c0120c71 <kfree+1a5/1a8>
12: 5a popl %edx
Code; c0120c72 <kfree+1a6/1a8>
13: c3 ret
--- I've attached my .config to this messageThis is the first and only time I got the oops. I've been unable to reproduce it.
Best Wishes, Koby Kahane --------------A69974ACE75243466A94A91C Content-Type: text/plain; charset=us-ascii; name="config" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="config"
# # 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 is not set # CONFIG_M586TSC is not set CONFIG_M686=y CONFIG_X86_WP_WORKS_OK=y CONFIG_X86_INVLPG=y CONFIG_X86_BSWAP=y CONFIG_X86_POPAD_OK=y CONFIG_X86_TSC=y CONFIG_X86_GOOD_APIC=y CONFIG_1GB=y # CONFIG_2GB is not set # CONFIG_MATH_EMULATION is not set CONFIG_MTRR=y # CONFIG_SMP is not set
# # Loadable module support # CONFIG_MODULES=y CONFIG_MODVERSIONS=y CONFIG_KMOD=y
# # General setup # CONFIG_NET=y CONFIG_PCI=y # CONFIG_PCI_GOBIOS is not set # CONFIG_PCI_GODIRECT is not set CONFIG_PCI_GOANY=y CONFIG_PCI_BIOS=y CONFIG_PCI_DIRECT=y CONFIG_PCI_QUIRKS=y # CONFIG_PCI_OPTIMIZE is not set CONFIG_PCI_OLD_PROC=y # CONFIG_MCA is not set # CONFIG_VISWS is not set CONFIG_SYSVIPC=y CONFIG_BSD_PROCESS_ACCT=y CONFIG_SYSCTL=y # CONFIG_BINFMT_AOUT is not set CONFIG_BINFMT_ELF=y # CONFIG_BINFMT_MISC is not set # CONFIG_BINFMT_JAVA is not set CONFIG_PARPORT=m CONFIG_PARPORT_PC=m # CONFIG_PARPORT_OTHER is not set CONFIG_APM=y # CONFIG_APM_IGNORE_USER_SUSPEND is not set # CONFIG_APM_DO_ENABLE is not set # CONFIG_APM_CPU_IDLE is not set # CONFIG_APM_DISPLAY_BLANK is not set CONFIG_APM_POWER_OFF=y # CONFIG_APM_IGNORE_MULTIPLE_SUSPEND is not set # CONFIG_APM_IGNORE_SUSPEND_BOUNCE is not set # CONFIG_APM_RTC_IS_GMT is not set # CONFIG_APM_ALLOW_INTS is not set
# # Plug and Play support # CONFIG_PNP=y CONFIG_PNP_PARPORT=m
# # Block devices # CONFIG_BLK_DEV_FD=m CONFIG_BLK_DEV_IDE=y # CONFIG_BLK_DEV_HD_IDE is not set CONFIG_BLK_DEV_IDEDISK=y CONFIG_BLK_DEV_IDECD=m # CONFIG_BLK_DEV_IDETAPE is not set # CONFIG_BLK_DEV_IDEFLOPPY is not set # CONFIG_BLK_DEV_IDESCSI is not set # 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_OFFBOARD is not set CONFIG_IDEDMA_AUTO=y # CONFIG_BLK_DEV_OPTI621 is not set # CONFIG_BLK_DEV_TRM290 is not set # CONFIG_BLK_DEV_NS87415 is not set # CONFIG_BLK_DEV_VIA82C586 is not set # CONFIG_BLK_DEV_CMD646 is not set # CONFIG_IDE_CHIPSETS is not set # CONFIG_BLK_DEV_LOOP is not set # CONFIG_BLK_DEV_NBD is not set # CONFIG_BLK_DEV_MD is not set # CONFIG_BLK_DEV_RAM is not set # CONFIG_BLK_DEV_XD is not set # CONFIG_BLK_DEV_DAC960 is not set CONFIG_PARIDE_PARPORT=m # CONFIG_PARIDE is not set # CONFIG_BLK_CPQ_DA is not set # CONFIG_BLK_DEV_HD is not set
# # Networking options # CONFIG_PACKET=y # CONFIG_NETLINK is not set # CONFIG_FIREWALL 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_IP_ROUTER is not set # CONFIG_NET_IPIP is not set # CONFIG_NET_IPGRE is not set # CONFIG_IP_ALIAS is not set CONFIG_SYN_COOKIES=y # CONFIG_INET_RARP is not set CONFIG_SKB_LARGE=y # CONFIG_IPV6 is not set # CONFIG_IPX is not set # 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 is not set # CONFIG_NET_FASTROUTE is not set # CONFIG_NET_HW_FLOWCONTROL is not set # CONFIG_CPU_IS_SLOW is not set
# # QoS and/or fair queueing # # CONFIG_NET_SCHED 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_EQUALIZER is not set # CONFIG_NET_SB1000 is not set
# # Ethernet (10 or 100Mbit) # CONFIG_NET_ETHERNET=y # 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_RTL8139 is not set # CONFIG_SIS900 is not set # CONFIG_YELLOWFIN is not set # CONFIG_NET_ISA is not set CONFIG_NET_EISA=y # CONFIG_PCNET32 is not set # CONFIG_ACENIC is not set # CONFIG_AC3200 is not set # CONFIG_APRICOT is not set # CONFIG_CS89x0 is not set # CONFIG_DM9102 is not set # CONFIG_DE4X5 is not set # CONFIG_DEC_ELCP is not set # CONFIG_DGRS is not set CONFIG_EEXPRESS_PRO100=y # CONFIG_LNE390 is not set # CONFIG_NE3210 is not set # CONFIG_NE2K_PCI is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_ES3210 is not set # CONFIG_EPIC100 is not set # CONFIG_ZNET is not set # CONFIG_NET_POCKET is not set # CONFIG_FDDI is not set # CONFIG_HIPPI is not set # CONFIG_PLIP is not set CONFIG_PPP=m # CONFIG_SLIP is not set # 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_HOSTESS_SV11 is not set # CONFIG_COSA is not set # CONFIG_SEALEVEL_4021 is not set # CONFIG_DLCI is not set # CONFIG_SBNI is not set
# # Amateur Radio support # # CONFIG_HAMRADIO is not set
# # IrDA subsystem 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
# # Character devices # CONFIG_VT=y CONFIG_VT_CONSOLE=y CONFIG_SERIAL=m CONFIG_SERIAL_EXTENDED=y CONFIG_SERIAL_MANY_PORTS=y CONFIG_SERIAL_SHARE_IRQ=y # CONFIG_SERIAL_DETECT_IRQ is not set # CONFIG_SERIAL_MULTIPORT is not set # CONFIG_HUB6 is not set # CONFIG_SERIAL_NONSTANDARD is not set CONFIG_UNIX98_PTYS=y CONFIG_UNIX98_PTY_COUNT=256 CONFIG_PRINTER=m CONFIG_PRINTER_READBACK=y CONFIG_MOUSE=y
# # Mice # # CONFIG_ATIXL_BUSMOUSE is not set # CONFIG_BUSMOUSE is not set # CONFIG_MS_BUSMOUSE is not set CONFIG_PSMOUSE=y # CONFIG_82C710_MOUSE is not set # CONFIG_PC110_PAD is not set # CONFIG_QIC02_TAPE is not set # CONFIG_WATCHDOG is not set # CONFIG_NVRAM is not set CONFIG_RTC=y
# # Video For Linux # # CONFIG_VIDEO_DEV is not set
# # Joystick support # # CONFIG_JOYSTICK is not set # CONFIG_DTLK is not set
# # Ftape, the floppy tape device driver # # CONFIG_FTAPE is not set
# # Filesystems # CONFIG_QUOTA=y CONFIG_AUTOFS_FS=m # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set CONFIG_FAT_FS=m # CONFIG_MSDOS_FS is not set # CONFIG_UMSDOS_FS is not set CONFIG_VFAT_FS=m CONFIG_ISO9660_FS=m CONFIG_JOLIET=y # CONFIG_MINIX_FS is not set # CONFIG_NTFS_FS is not set # CONFIG_HPFS_FS is not set CONFIG_PROC_FS=y CONFIG_DEVPTS_FS=y # CONFIG_QNX4FS_FS is not set # CONFIG_ROMFS_FS is not set CONFIG_EXT2_FS=y # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set # CONFIG_EFS_FS is not set
# # Network File Systems # # CONFIG_CODA_FS is not set # CONFIG_NFS_FS is not set # CONFIG_NFSD is not set # CONFIG_SUNRPC is not set # CONFIG_LOCKD is not set # CONFIG_SMB_FS is not set # CONFIG_NCP_FS is not set
# # Partition Types # # CONFIG_BSD_DISKLABEL is not set # CONFIG_MAC_PARTITION is not set # CONFIG_SMD_DISKLABEL is not set # CONFIG_SOLARIS_X86_PARTITION is not set # CONFIG_UNIXWARE_DISKLABEL is not set CONFIG_NLS=y
# # Native Language Support # CONFIG_NLS_CODEPAGE_437=m # CONFIG_NLS_CODEPAGE_737 is not set # CONFIG_NLS_CODEPAGE_775 is not set CONFIG_NLS_CODEPAGE_850=m # CONFIG_NLS_CODEPAGE_852 is not set # CONFIG_NLS_CODEPAGE_855 is not set # CONFIG_NLS_CODEPAGE_857 is not set # CONFIG_NLS_CODEPAGE_860 is not set # CONFIG_NLS_CODEPAGE_861 is not set CONFIG_NLS_CODEPAGE_862=m # CONFIG_NLS_CODEPAGE_863 is not set # CONFIG_NLS_CODEPAGE_864 is not set # CONFIG_NLS_CODEPAGE_865 is not set # CONFIG_NLS_CODEPAGE_866 is not set # CONFIG_NLS_CODEPAGE_869 is not set # CONFIG_NLS_CODEPAGE_874 is not set CONFIG_NLS_ISO8859_1=m # CONFIG_NLS_ISO8859_2 is not set # CONFIG_NLS_ISO8859_3 is not set # CONFIG_NLS_ISO8859_4 is not set # CONFIG_NLS_ISO8859_5 is not set # CONFIG_NLS_ISO8859_6 is not set # CONFIG_NLS_ISO8859_7 is not set CONFIG_NLS_ISO8859_8=m # CONFIG_NLS_ISO8859_9 is not set # CONFIG_NLS_ISO8859_14 is not set CONFIG_NLS_ISO8859_15=m # CONFIG_NLS_KOI8_R is not set
# # Console drivers # CONFIG_VGA_CONSOLE=y CONFIG_VIDEO_SELECT=y # CONFIG_MDA_CONSOLE is not set # CONFIG_FB is not set
# # Sound # CONFIG_SOUND=m # CONFIG_SOUND_CMPCI is not set # CONFIG_SOUND_ES1370 is not set # CONFIG_SOUND_ES1371 is not set # CONFIG_SOUND_ESSSOLO1 is not set # CONFIG_SOUND_SONICVIBES is not set # CONFIG_SOUND_MSNDCLAS is not set # CONFIG_SOUND_MSNDPIN is not set CONFIG_SOUND_OSS=m # CONFIG_SOUND_PAS is not set CONFIG_SOUND_SB=m CONFIG_SOUND_ADLIB=m # CONFIG_SOUND_GUS is not set # CONFIG_SOUND_MPU401 is not set # CONFIG_SOUND_PSS is not set # CONFIG_SOUND_MSS is not set # CONFIG_SOUND_SSCAPE is not set # CONFIG_SOUND_TRIX is not set # CONFIG_SOUND_VIA82CXXX is not set # CONFIG_SOUND_MAD16 is not set # CONFIG_SOUND_WAVEFRONT is not set # CONFIG_SOUND_CS4232 is not set # CONFIG_SOUND_OPL3SA2 is not set # CONFIG_SOUND_MAUI is not set # CONFIG_SOUND_SGALAXY is not set # CONFIG_SOUND_AD1816 is not set # CONFIG_SOUND_OPL3SA1 is not set # CONFIG_SOUND_SOFTOSS is not set CONFIG_SOUND_YM3812=m # CONFIG_SOUND_VMIDI is not set # CONFIG_SOUND_UART6850 is not set # CONFIG_SOUND_NM256 is not set
# # Additional low level sound drivers # CONFIG_LOWLEVEL_SOUND=y # CONFIG_ACI_MIXER is not set CONFIG_AWE32_SYNTH=m # CONFIG_AEDSP16 is not set
# # Kernel hacking # CONFIG_MAGIC_SYSRQ=y
--------------A69974ACE75243466A94A91C--
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.rutgers.edu Please read the FAQ at http://www.tux.org/lkml/