pre7-6 oops in sys_mount

From: thunder7@xs4all.nl
Date: Sat May 06 2000 - 11:54:30 EST


[1]
It oopsed. I was running a bonnie -s 1024 on a scsi disk, then runme.pl
from the vmware-476-for-linux-2.3.99pre6. After the line 'Stopping
bridging services' from runme.pl it oopsed. Running shells kept running,
starting a new root-shell hung.
[3]
vfs/mount (?)
[4]
Linux version 2.3.99-pre7 (root@middle) (gcc version 2.95.2 19991024 (release)) #1 SMP Sat May 6 16:17:46 CEST 2000
it really is pre7-6, btw.
[5]
May 6 18:30:00 middle kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000004
May 6 18:30:00 middle kernel: c0145f09
May 6 18:30:00 middle kernel: *pde = 00000000
May 6 18:30:00 middle kernel: Oops: 0000
May 6 18:30:00 middle kernel: CPU: 1
May 6 18:30:00 middle kernel: EIP: 0010:[sys_mount+365/796]
May 6 18:30:00 middle kernel: EFLAGS: 00010202
May 6 18:30:00 middle kernel: eax: ca7c2fff ebx: 00000fff ecx: ca7c2ffe edx: ce2e07c0
May 6 18:30:00 middle kernel: esi: ca7c2fff edi: 00000000 ebp: c318e420 esp: c6457f04
May 6 18:30:00 middle kernel: ds: 0018 es: 0018 ss: 0018
May 6 18:30:00 middle kernel: Process fuser (pid: 1271, stackpage=c6457000)
May 6 18:30:00 middle kernel: Stack: 00000001 c8f40000 00000002 c318e420 ca7c2fff c015d57c ce2e07c0 00000000
May 6 18:30:00 middle kernel: c14880e0 c1527300 ca7c2000 00001000 c7afaaa0 40015000 00000000 c7afaaa0
May 6 18:30:00 middle kernel: 0a7c2000 ce45f558 ce45f53c c6456000 00000001 00000000 0000000c 00000000
May 6 18:30:00 middle kernel: Call Trace: [ext2_free_inode+452/456] [elf_core_dump+1644/2180] [generic_file_write+1062/1208] [sys_rt_sigreturn+240/416]
May 6 18:30:00 middle kernel: Code: 3b 57 04 74 07 8b 6a 0c 39 ea 75 13 8b 74 24 1c 8b 46 08 39

Code: 00000000 Before first symbol 00000000 <_IP>: <===
Code: 00000000 Before first symbol 0: 3b 57 04 cmp 0x4(%edi),%edx <===
Code: 00000003 Before first symbol 3: 74 07 je 0000000c Before first symbol
Code: 00000005 Before first symbol 5: 8b 6a 0c mov 0xc(%edx),%ebp
Code: 00000008 Before first symbol 8: 39 ea cmp %ebp,%edx
Code: 0000000a Before first symbol a: 75 13 jne 0000001f Before first symbol
Code: 0000000c Before first symbol c: 8b 74 24 1c mov 0x1c(%esp,1),%esi
Code: 00000010 Before first symbol 10: 8b 46 08 mov 0x8(%esi),%eax
Code: 00000013 Before first symbol 13: 39 00 cmp %eax,(%eax)
[6]
see [1], but repeatability not tested (fsck 40 Gb is not so nice)

config:

CONFIG_ISA=y
CONFIG_UID16=y
CONFIG_EXPERIMENTAL=y
CONFIG_M686=y
CONFIG_X86_WP_WORKS_OK=y
CONFIG_X86_INVLPG=y
CONFIG_X86_CMPXCHG=y
CONFIG_X86_BSWAP=y
CONFIG_X86_POPAD_OK=y
CONFIG_X86_L1_CACHE_BYTES=32
CONFIG_X86_TSC=y
CONFIG_X86_GOOD_APIC=y
CONFIG_X86_PGE=y
CONFIG_X86_USE_PPRO_CHECKSUM=y
CONFIG_NOHIGHMEM=y
CONFIG_MTRR=y
CONFIG_SMP=y
CONFIG_MODULES=y
CONFIG_NET=y
CONFIG_X86_IO_APIC=y
CONFIG_X86_LOCAL_APIC=y
CONFIG_PCI=y
CONFIG_PCI_GOANY=y
CONFIG_PCI_BIOS=y
CONFIG_PCI_DIRECT=y
CONFIG_PCI_NAMES=y
CONFIG_HOTPLUG=y
CONFIG_PCMCIA=y
CONFIG_CARDBUS=y
CONFIG_TCIC=y
CONFIG_SYSVIPC=y
CONFIG_SYSCTL=y
CONFIG_KCORE_ELF=y
CONFIG_BINFMT_AOUT=y
CONFIG_BINFMT_ELF=y
CONFIG_BINFMT_MISC=y
CONFIG_BLK_DEV_FD=y
CONFIG_PACKET=y
CONFIG_NETLINK=y
CONFIG_RTNETLINK=y
CONFIG_NETFILTER=y
CONFIG_UNIX=y
CONFIG_INET=y
CONFIG_IP_ADVANCED_ROUTER=y
CONFIG_RTNETLINK=y
CONFIG_NETLINK=y
CONFIG_IP_ROUTE_VERBOSE=y
CONFIG_SYN_COOKIES=y
CONFIG_SKB_LARGE=y
CONFIG_IP_NF_COMPAT_IPCHAINS=y
CONFIG_IP_NF_NAT_NEEDED=y
CONFIG_IDE=y
CONFIG_BLK_DEV_IDE=y
CONFIG_BLK_DEV_IDEDISK=y
CONFIG_BLK_DEV_IDECD=y
CONFIG_BLK_DEV_IDEPCI=y
CONFIG_IDEPCI_SHARE_IRQ=y
CONFIG_BLK_DEV_IDEDMA_PCI=y
CONFIG_IDEDMA_PCI_AUTO=y
CONFIG_BLK_DEV_IDEDMA=y
CONFIG_IDEDMA_PCI_EXPERIMENTAL=y
CONFIG_BLK_DEV_PIIX=y
CONFIG_PIIX_TUNING=y
CONFIG_IDEDMA_AUTO=y
CONFIG_BLK_DEV_IDE_MODES=y
CONFIG_SCSI=y
CONFIG_BLK_DEV_SD=y
CONFIG_SD_EXTRA_DEVS=40
CONFIG_BLK_DEV_SR=y
CONFIG_SR_EXTRA_DEVS=2
CONFIG_CHR_DEV_SG=y
CONFIG_SCSI_DEBUG_QUEUES=y
CONFIG_SCSI_CONSTANTS=y
CONFIG_SCSI_AHA152X=m
CONFIG_SCSI_AIC7XXX=y
CONFIG_AIC7XXX_TCQ_ON_BY_DEFAULT=y
CONFIG_AIC7XXX_CMDS_PER_DEVICE=8
CONFIG_AIC7XXX_RESET_DELAY=5
CONFIG_NETDEVICES=y
CONFIG_DUMMY=m
CONFIG_NET_ETHERNET=y
CONFIG_NET_PCI=y
CONFIG_PCNET32=y
CONFIG_PPP=y
CONFIG_PPP_DEFLATE=y
CONFIG_NET_PCMCIA=y
CONFIG_PCMCIA_PCNET=y
CONFIG_NET_PCMCIA_RADIO=y
CONFIG_PCMCIA_RAYCS=y
CONFIG_PCMCIA_NETCARD=y
CONFIG_ISDN=m
CONFIG_ISDN_PPP=y
CONFIG_ISDN_PPP_VJ=y
CONFIG_ISDN_DRV_HISAX=m
CONFIG_HISAX_EURO=y
CONFIG_HISAX_16_3=y
CONFIG_VT=y
CONFIG_VT_CONSOLE=y
CONFIG_SERIAL=y
CONFIG_UNIX98_PTYS=y
CONFIG_UNIX98_PTY_COUNT=256
CONFIG_MOUSE=y
CONFIG_PSMOUSE=y
CONFIG_RTC=y
CONFIG_PCMCIA_SERIAL=y
CONFIG_AGP=y
CONFIG_AGP_INTEL=y
CONFIG_AUTOFS4_FS=y
CONFIG_FAT_FS=y
CONFIG_VFAT_FS=y
CONFIG_ISO9660_FS=y
CONFIG_JOLIET=y
CONFIG_PROC_FS=y
CONFIG_DEVPTS_FS=y
CONFIG_EXT2_FS=y
CONFIG_MSDOS_PARTITION=y
CONFIG_NLS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_850=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=y
CONFIG_VGA_CONSOLE=y
CONFIG_VIDEO_SELECT=y
CONFIG_FB=y
CONFIG_DUMMY_CONSOLE=y
CONFIG_FB_MATROX=y
CONFIG_FB_MATROX_G100=y
CONFIG_FBCON_CFB8=y
CONFIG_FBCON_CFB16=y
CONFIG_FBCON_CFB24=y
CONFIG_FBCON_CFB32=y
CONFIG_FONT_8x8=y
CONFIG_FONT_8x16=y
CONFIG_SOUND=m
CONFIG_SOUND_ES1370=m
CONFIG_MAGIC_SYSRQ=y

Other info available on request.

Good luck with this,
Jurriaan

-- 
There are two ways to be rich....make more or need less.
        Kimo's Rules
GNU/Linux 2.3.99-pre7 SMP 3 users load av: 0.09 0.94 0.72

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This archive was generated by hypermail 2b29 : Sun May 07 2000 - 21:00:19 EST