fc7t4 updates hangs laptop

[Franky Van Liedekerke]

On Sat, 12 May 2007 14:46:03 +0200
Franky Van Liedekerke <liedekef at telenet.be> wrote:

<snip>
 
> some more info:
> I just managed to switch to text console just before the crash, and
> these are the last lines that popped up:
> 
> BUG: warning at drivers/input/serio/i8042.c:831/i8042_panic_blink()
> not tainted
> 
> I then added i8042.panicblink=0 to the kernel startup line, and then
> the real error appeared. These are the lines visible on the console:
> 
> Code: 00 00 8b 4d bc c7 04 24 bb b9 9b e0 89 44 24 0c 89 54 24 08 89
> 4c 24 04 e8
>  ba e0 a6 df e9 8f 01 00 00 89 5d d4 83 7b 64 00 74 04 <0f> 0b eb fe
> 8b 45 d8 83
>  e8 04 89 45 d0 03 83 a8 00 00 00 89 83
> EIP: [<e09b9ebd>] sis900_interrupt+0x1f4/0x5d7 [sis900] SS:ESP
> 0068:c079ff70
> Kernel panic - not syncing: Fatal exception in interrupt
> BUG: warning at kernel/panic.c:137/panic() (Not tainted)
>  [<c04061e9>] show_trace_log_lvl+0x1a/0x2f
>  [<c04067ad>] show_trace+0x12/0x14
>  [<c0406831>] dump_stack+0x16/0x18
>  [<c0427574>] panic+0x185/0x195
>  [<c0406737>] die+0x20d/0x242
>  [<c061695f>] do_trap+0x79/0x91
>  [<c0406bfa>] do_invalid_op+0x97/0xa1
>  [<c0416734>] error_code+0x7c/0x84
>  [<c0458b6e>] handle_IRQ_event+0x1a/0x46
>  [<c045a07b>] handle_level_irq+0x90/0xd9
>  [<c0407540>] do_IRQ+0xb1/0xd9

According to some digging, there's indeed a bug in the sis900 driver in
the 2.21.1 kernel:
http://lkml.org/lkml/2007/4/29/138
and according to this, there's a fix for it:
http://www.mail-archive.com/blfs-support@linuxfromscratch.org/msg07854.html
confirmed by one:
http://www.mail-archive.com/blfs-support@linuxfromscratch.org/msg07856.html

is this change in the fedora kernel 2.6.21-1.3116.fc7?

Franky