2.0.3 GP fault when accessing floppy

Martin White (martin@pandora.demon.co.uk)
Sun, 7 Jul 1996 21:41:17 GMT


Kernel 2.0.3, when running a 'make zdisk' or any floppy intensive task e.g.
'fdformat /dev/fd0H1440', the following results:

inserting floppy driver for 2.0.3
Floppy drive(s): fd0 is 1.44M
FDC 0 is a S82078B
general protection: 0000
CPU: 0
EIP: 0010:[<00110276>]
EFLAGS: 00010206
eax: c83b37cf ebx: c59d12e9 ecx: 46ac4e01 edx: 0000be00
esi: 00000397 edi: 00000000 ebp: 001a2418 esp: 001a23ec
ds: 0018 es: 0018 fs: 002b gs: 0018 ss: 0018
Process swapper (pid: 0, process nr: 0, stackpage=001a0490)
Stack: c83b37cf 00005f54 001a2470 00000000 00000000 001a2c34 001a0018 ffff002b
ffff0018 fffffffe 0010959c 00009000 001095bd 00109613 001a2c34 0010a5a2
00000100 00109350 0000001d 001a2470 00000000 00009000 ffffffda 00000018
Call Trace: [<0010959c>] [<001095bd>] [<00109613>] [<0010a5a2>] [<00109350>] [<001091c3>] [<00116790>]
[<0011045c>]
Code: ff d1 83 c4 04 85 db 75 e5 c7 05 7c 04 1a 00 00 00 00 00 8b
kfree of non-kmalloced memory: 001a24d8, next= 00000000, order=0
kfree of non-kmalloced memory: 001a24c8, next= 00000000, order=0
kfree of non-kmalloced memory: 001a29dc, next= 00000000, order=0
idle task may not sleep
last message repeated 4 times

>>EIP: 110276 <schedule+66/2b0>
Trace: 10959c <hard_idle+c/40>
Trace: 1095bd <hard_idle+2d/40>
Trace: 109613 <sys_idle+43/80>
Trace: 10a5a2 <system_call+52/80>
Trace: 109350 <init>
Trace: 1091c3 <start_kernel+163/170>
Trace: 116790 <it_real_fn>
Trace: 11045c <schedule+24c/2b0>

Code: 110276 <schedule+66/2b0> call *%ecx
Code: 110278 <schedule+68/2b0> addl $0x4,%esp
Code: 11027b <schedule+6b/2b0> testl %ebx,%ebx
Code: 11027d <schedule+6d/2b0> jne ffffffee <_EIP+ffffffee>
Code: 11027f <schedule+6f/2b0> movl $0x0,0x1a047c
Code: 110289 <schedule+79/2b0> movl (%eax),%eax
Code: 11028b <schedule+7b/2b0> nop
Code: 11028c <schedule+7c/2b0> nop
Code: 11028d <schedule+7d/2b0> nop

This has happened since release 2.0.0 of the kernel, has anyone else seen
this problem?

Martin

-- 
| Martin | Home: martin@pandora.demon.co.uk       | Colchester,    | 
| White  | Work: mgwhite@it.will.work.someday.com | Essex, England |