Re: Bug at spinlock.h line 92

Tigran Aivazian (tigran@sco.COM)
Thu, 23 Dec 1999 07:59:45 +0000 (GMT)


that looks like unlocking not locked lock (if (!lock->lock)) but to
proceed one needs more details than that. Can you at least say exactly
what you did?

On Wed, 22 Dec 1999, Steven N. Hirsch wrote:
> Dec 22 08:11:02 pii kernel: eip: d00551dd
> Dec 22 08:11:02 pii kernel: kernel BUG at /usr/src/linux/include/asm/spinlock.h:78!
> Dec 22 08:11:02 pii kernel: invalid operand: 0000
> Dec 22 08:11:02 pii kernel: CPU: 0
> Dec 22 08:11:02 pii kernel: EIP: 0010:[<d005520c>]
> Dec 22 08:11:02 pii kernel: EFLAGS: 00010286
> Dec 22 08:11:02 pii kernel: eax: 00000038 ebx: d0056c40 ecx: c0281f7c edx: c0281f7c
> Dec 22 08:11:02 pii kernel: esi: 00000a0a edi: d005404e ebp: ca5f3ef8 esp: ca5f3ef4
> Dec 22 08:11:02 pii kernel: ds: 0018 es: 0018 ss: 0018
> Dec 22 08:11:02 pii kernel: Process insmod (pid: 2570, stackpage=ca5f3000)
> Dec 22 08:11:02 pii kernel: Stack: 0000004e ca5f3f08 d00557a1 d0056c40 c134f35c ca5f3f1c d00547b8 00000a0a
> Dec 22 08:11:02 pii kernel: d0054000 c134f35c ca5f3f38 d0054106 d0056c40 d0057c5c 0000000a 000000a5
> Dec 22 08:11:02 pii kernel: d0056be8 00000000 c0120ea1 ca5f2000 0804f208 d0054000 bffffbd4 00000000
> Dec 22 08:11:02 pii kernel: Call Trace: [<d00557a1>] [<d0056c40>] [<d00547b8>] [<d0054000>] [<d0054106>] [<d0056c40>] [<d0057c5c>]
> Dec 22 08:11:02 pii kernel: [<d0056be8>] [sys_init_module+1485/1812] [<d0054000>] [<d005795c>] [<d002e000>] [<d0054048>] [system_call+52/56] [<d0054000>]
> Dec 22 08:11:02 pii kernel: Code: 0f 0b 83 c4 0c 8d 76 00 f0 0f ba 2d e0 79 05 d0 00 0f 82 8f
>
> I'd love to decode it for you, but ksymoops just complained about "Before
> symbols" and spat some asm code.
>
> Steve
>
>
>

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