oops in 2.0.34 when mounting

ranger (ranger@queen.it)
Sun, 21 Jun 1998 16:31:55 +0200 (CEST)


I had a problem when mounting a parallel iomega zip drive: this is what
happened

ranger@wolf359:/$ mount /dev/sda4 /mnt/g

ppa: Version 1.42
ppa: Probing port 03bc
ppa: Probing port 0378
ppa: SPP port present
ppa: ECP with a 16 byte FIFO present
ppa: Failed Intel bug check. (Phony EPP in ECP)
ppa: Found device at ID 6, Attempting to use EPP 32 bit
ppa: Found device at ID 6, Attempting to use SPP
ppa: Communication established with ID 6 using SPP
ppa: Probing port 0278
scsi0 : Iomega parport ZIP drive
scsi : 1 host.
Vendor: IOMEGA Model: ZIP 100 Rev: D.13
Type: Direct-Access ANSI SCSI revision: 02
Detected scsi removable disk sda at scsi0, channel 0, id 6, lun 0
SCSI device sda: hdwr sector= 512 bytes. Sectors= 196608 [96 MB] [0.1 GB]
sda: Write Protect is off
sda: sda4

<copy/delete some files>
ranger@wolf359:/$ umount /dev/sda4
<disk change>
ranger@wolf359:/$ mount /dev/sda4 /mnt/g

Unable to handle kernel paging request at virtual address c481fc1e
current->tss.cr3 = 03932000, ^_r3 = 03932000
*pde = 0009e067
*pte = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[<0481fc1e>]
EFLAGS: 00010202
eax: 00000000 ebx: 00000003 ecx: 038c1ed4 edx: 038c1edc
esi: 03a8060c edi: 038c1ef4 ebp: 038c1ef6 esp: 038c1e7c
ds: 0018 es: 0018 fs: 002b gs: 002b ss: 0018
Process mount (pid: 182, process nr: 25, stackpage=038c1000)
Stack: 00000800 00000000 ffffffff 00000000 038c1eac 001b15a4 001180a7 038c1eac
00000098 00000001 038c1ef4 0010a5db 037f5298 038c1ed4 00000000 038c1ef4
038c1ee4 038c1ef6 00000000 00000000 00000000 00fff000 00000000 00000000
Call Trace: [do_bottom_half+59/96] [handle_bottom_half+11/32] [<04820631>] [<048211c4>] [<04820681>] [check_disk_change+145/160] [<0481e1c2>]
[blkdev_open+73/84] [do_open+199/292] [sys_open+63/120] [system_call+85/128]
Code: <1>Unable to handle kernel paging request at virtual address c481fc1e
current->tss.cr3 = 03932000, ^_r3 = 03932000
*pde = 0009e067
*pte = 00000000
Oops: 0000
CPU: 0
EIP: 0010:[die_if_kernel+640/704]
EFLAGS: 00010206
eax: 00000010 ebx: 0000002b ecx: 0481fc1e edx: 03c83c0c
esi: 00000000 edi: 038c2000 ebp: 038c1e40 esp: 038c1de4
ds: 0018 es: 0018 fs: 0010 gs: 002b ss: 0018
Process mount (pid: 182, process nr: 25, stackpage=038c1000)
Stack: 0000002b 00000000 0001f000 038c1e40 03903018 04800000 05000000 04800000
03900018 00111696 001821c7 038c1e40 00000000 001113c8 03a8060c 038c1ef4
038c1ef6 03a8060c 03933818 00000003 0010a7e0 038c1e40 00000000 00000003
Call Trace: [<04800000>] [<05000000>] [<04800000>] [do_page_fault+718/736] [do_page_fault+0/736] [error_code+64/80] [<0481fc1e>]
[do_bottom_half+59/96] [handle_bottom_half+11/32] [<04820631>] [<048211c4>] [<04820681>] [check_disk_change+145/160] [<0481e1c2>] [blkdev_open+73/84]
[do_open+199/292] [sys_open+63/120] [system_call+85/128]
Code: 64 8a 04 0e 0f a1 88 c2 81 e2 ff 00 00 00 89 54 24 10 52 68

then follows a scsi message that say something about a busy device (I
dont remember the exact message)

ranger@wolf359:/$ mount /dev/sda4 /mnt/g

keyboard and mouse halted.

kernel configuration:

CONFIG_MODULES=y
CONFIG_KERNELD=y
CONFIG_NET=y
CONFIG_PCI=y
CONFIG_SYSVIPC=y
CONFIG_BINFMT_ELF=y
CONFIG_KERNEL_ELF=y
CONFIG_M586=y
CONFIG_BLK_DEV_FD=m
CONFIG_BLK_DEV_IDE=y
CONFIG_BLK_DEV_IDECD=y
CONFIG_BLK_DEV_TRITON=y
CONFIG_BLK_DEV_LOOP=m
CONFIG_BLK_DEV_MD=y
CONFIG_MD_LINEAR=m
CONFIG_BLK_DEV_RAM=m
CONFIG_INET=y
CONFIG_IP_NOSR=y
CONFIG_SKB_LARGE=y
CONFIG_SCSI=m
CONFIG_BLK_DEV_SD=m
CONFIG_BLK_DEV_SR=m
CONFIG_SCSI_AHA152X=m
CONFIG_SCSI_PPA=m
CONFIG_NETDEVICES=y
CONFIG_DUMMY=m
CONFIG_PPP=m
CONFIG_NET_ETHERNET=y
CONFIG_MINIX_FS=m
CONFIG_EXT2_FS=y
CONFIG_NLS=m
CONFIG_ISO9660_FS=m
CONFIG_FAT_FS=m
CONFIG_MSDOS_FS=m
CONFIG_UMSDOS_FS=m
CONFIG_VFAT_FS=m
CONFIG_NLS_CODEPAGE_437=m
CONFIG_NLS_CODEPAGE_850=m
CONFIG_NLS_ISO8859_1=m
CONFIG_PROC_FS=y
CONFIG_NFS_FS=y
CONFIG_SERIAL=y
CONFIG_PRINTER=m
CONFIG_RTC=y
CONFIG_SOUND=m
CONFIG_SB=y
CONFIG_ADLIB=y
CONFIG_AUDIO=y
CONFIG_MIDI=y
CONFIG_YM3812=y
SBC_BASE=220
SBC_IRQ=5
SBC_DMA=1
SB_DMA2=5
SB_MPU_BASE=330
SB_MPU_IRQ=-1
DSP_BUFFSIZE=65536
CONFIG_LOWLEVEL_SOUND=y
CONFIG_AWE32_SYNTH=y

I am not able to reproduce it, however this is not the first time that
mounting a zip drive cause this type of error

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