OOPS with sound module: 2.1.6[56]

Boris Tobotras (boris@xtalk.msk.su)
Wed, 26 Nov 1997 08:48:06 +0300

Unable to handle kernel NULL pointer dereference at virtual address 00000014
current->tss.cr3 = 00b8c000, %cr3 = 00b8c000
*pde = 00000000
Oops: 0002
CPU: 0
EIP: 0010:[<c2824667>]
EFLAGS: 00010246
eax: 00000000 ebx: 0000008c ecx: 00000000 edx: 00000000
esi: 00000000 edi: 00000000 ebp: c2827e90 esp: c0735ecc
ds: 0018 es: 0018 ss: 0018
Process insmod (pid: 958, process nr: 26, stackpage=c0735000)
Stack: c2813f79 c2827e90 00000000 401185bc c28485b4 00000000 00000005 c2813fcd
c2813683 c281374f c2813000 00000000 c2813000 400f32f0 c28232e8 c02060f4
00000000 00000001 c2813048 c0109320 c2813000 000094b3 400e3050 400f32f0
Call Trace: [<c2813f79>] [<c2827e90>] [<c28485b4>] [<c2813fcd>] [<c2813683>] [<c281374f>] [<c2813000>]
[<c2813000>] [<c28232e8>] [<c2813048>] [<c0109320>] [<c2813000>] [<c28232e8>] [<c2813048>] [<c2813000>]
[<c28485b4>] [<c01138dc>] [<c2811000>] [<c2813048>] [<c010923a>]
Code: c7 40 14 00 00 80 00 89 50 18 89 50 54 8d 04 95 00 00 00 00
Trace: c2813f79
Trace: c2827e90
Trace: c28485b4
Trace: c2813fcd
Trace: c2813683
Trace: c281374f
Trace: c2813000
Trace: c2813000
Trace: c28232e8
Trace: c2813048
Trace: c0109320 <ret_from_intr>
Trace: c2813000
Trace: c28232e8
Trace: c2813048
Trace: c2813000
Trace: c28485b4
Trace: c01138dc <sys_init_module+4f4/560>
Trace: c2811000
Trace: c2813048
Trace: c010923a <system_call+3a/40>

Code: movl $0x800000,0x14(%eax)
Code: movl %edx,0x18(%eax)
Code: movl %edx,0x54(%eax)
Code: leal 0x0(,%edx,4),%eax

This is "insmod sound.o" with 2.1.66. With OSS/Linux for 2.1.65: it loads,
and OOPSes on start of q2test, getting stuck with 'midi' module usecount == -1.

--
	Best regards, -- Boris.