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Subjectsysfs warning + spinlock BUG in typhoon radio

2.6.6:


Calling initcall 0xc10bc558: typhoon_init+0x0/0x12a()
Typhoon Radio Card driver v0.1
CLASS: registering class device: ID = 'radio2'
class_hotplug - name = radio2
videodev: "Typhoon Radio" has no release callback. Please fix your driver for proper sysfs support, see http://lwn.net/Articles/36850/
radio-typhoon: port 0x316.
radio-typhoon: mute frequency is 87500 kHz.
eip: c0b946cc
------------[ cut here ]------------
kernel BUG at include/asm/spinlock.h:120!
invalid operand: 0000 [#1]
PREEMPT SMP DEBUG_PAGEALLOC
CPU: 0
EIP: 0060:[<c0b94894>] Not tainted
EFLAGS: 00010096 (2.6.6)
EIP is at __down+0x1c8/0x1d6
eax: 0000000e ebx: 00000000 ecx: c0d8c658 edx: 00000001
esi: c0e09258 edi: 00000296 ebp: c25aff5c esp: c25aff14
ds: 007b es: 007b ss: 0068
Process swapper (pid: 1, threadinfo=c25ae000 task=f7f9da60)
Stack: c0bf2aa9 c0b946cc c0e09260 f7f9da60 c0124522 00012cf9 00012cf9 00000000
f7f9da60 c011ee6a 00000000 00000000 00012cf9 c25aff74 c0124ac4 00000000
c0e09258 c0e09240 c25aff70 c0b94ab7 c0e09258 00000001 00000000 c25aff8c
Call Trace:
[<c0b946cc>] __down+0x0/0x1d6
[<c0124522>] call_console_drivers+0x72/0x138
[<c011ee6a>] default_wake_function+0x0/0x10
[<c0124ac4>] release_console_sem+0x152/0x18a
[<c0b94ab7>] __down_failed+0xb/0x14
[<c05b7434>] .text.lock.radio_typhoon+0x5/0x29
[<c05b70b0>] typhoon_mute+0x22/0x40
[<c10bc61f>] typhoon_init+0xc7/0x12a
[<c10908e2>] do_initcalls+0x2a/0xb8
[<c10bc558>] typhoon_init+0x0/0x12a
[<c0100394>] init+0x60/0x1c8
[<c0100334>] init+0x0/0x1c8
[<c01042b1>] kernel_thread_helper+0x5/0xc
Code: 0f 0b 78 00 42 be be c0 e9 82 fe ff ff 90 55 b8 00 e0 ff ff
<0>Kernel panic: Attempted to kill init!


--
~Randy
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