Linux-kernel mailing list archive 1999-20,: a badblocks command causes kerlnel OOPS

# a badblocks command causes kerlnel OOPS

root (sahag@mail.ru)
Sun, 16 May 1999 20:14:23 +0400

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I want to chek for badblocks my /dev/hda1 partition which is my swap
partition.
I do swapoff -a; badblocks /dev/hda1 136521
and after some time I get :

Unable to handle kernel paging request at virtual address e02b41c0
current->tss.cr3 = 05fc4000, %cr3 = 05fc4000
*pde = 00000000
Oops: 0002
CPU: 0
EIP: 0010:[<c012321a>]
EFLAGS: 00010213
eax: 20120000 ebx: 00000000 ecx: c008e1e0 edx: c2efdf9c
esi: c008e1e0 edi: 08048000 ebp: c2efdeb0 esp: c2efdd04
ds: 0018 es: 0018 ss: 0018
Process badblocks (pid: 634, process nr: 7, stackpage=c2efd000)
Stack: 00000000 c0123865 c008e1e0 c008e1e0 c0aa1d20 c01a9d2b c01238e3
c008e1e0
c008e1e0 00000000 c008e1e0 c0126909 c008e1e0 c000a380 ffffffea
00000000
00002400 00000008 0804a974 00001000 00000000 c0920000 00000000
c02bca40
Call Trace: [<c0123865>] [<c01238e3>] [<c0126909>] [<c015b22b>]
[<c012344b>] [<c015b802>] [<c015b52c>]
[<c0123c41>] [<c01610e4>] [<c0160d18>] [<c0162917>] [<c0109ea7>]
[<c015d0e7>] [<c010fe43>] [<c011086f>]
[<c01186e5>] [<c011873f>] [<c011880c>] [<c0121da9>] [<c0121f62>]
[<c0108dac>]
Code: ff 88 c0 41 19 c0 8b 51 34 85 d2 74 18 8b 01 85 c0 74 09 89

My kernel version is :

Linux version 2.2.9 (root@ani.dgap.mipt.ru) (gcc version egcs-2.91.66
19990314/Linux (egcs-1.1.2 release)) #5 Fri May 14 16:44:35 MSD 1999

cpuinfo :

processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 6
model name : Celeron (Mendocino)
stepping : 0
cpu MHz : 416.491652
cache size : 128 KB
fdiv_bug : no
hlt_bug : no
sep_bug : no
f00f_bug : no
coma_bug : no
fpu : yes
fpu_exception : yes
cpuid level : 2
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca
cmov pat pse36 mmx osfxsr
bogomips : 415.33

modules info :

vmnet 8652 3
vmmon 9868 0 (unused)
ne2k-pci 3812 1 (autoclean)
8390 6244 0 (autoclean) [ne2k-pci]
unix 9460 22 (autoclean)

I don't have SCSI.

When I check other partitions ( I have 4 partitions ), badblocks works
correctly.

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