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Date: Mon, 15 Dec 2008 13:28:35 -0800
From: Andrew Sharp <andy.sharp@onstor.com>
To: Bill Fisher <bfisher@onstor.com>
Subject: Re: txrx kernel crash
Message-ID: <20081215132835.03906090@ripper.onstor.net>
In-Reply-To: <4946C492.9040108@onstor.com>
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This doesn't look like anything that could be caused by something I've
subsequently fixed.

What changes have you made to the function smp_call_function_interrupt
or related code?



On Mon, 15 Dec 2008 12:56:50 -0800 Bill Fisher <bfisher@onstor.com>
wrote:

> I turned off the watchdog, however this kernel
> is not up-to-date wil all your modifications.
> 
> What should I pull over?
> 
> Thanks,
> 
> 
> 
> tuxrx0:/proc# CPU 1 Unable to handle kernel paging request at virtual
> address 0000000000000018, epc == ffffffff8300a2a0, ra ==
> ffffffff830020e0 CPU 0 Unable to handle kernel paging request at
> virtual address 0000000000000018, epc == ffffffff8300a2a0, ra ==
> ffffffff830020e0Oops[#1]: Cpu 0
> $ 0   : 0000000000000000 0000000014001fe1 0000000000000000
> f20f000000000000 $ 4   : a80000000a3dd388 90000000100200d0
> ffffffff8326b440 90000000100200c0 $ 8   : 0000000000000004
> ffffffffffffffc0 0000000000000000 0000000100000003 $12   :
> 0000000014001fe0 000000001000001f 0000000000000000 a8000001feef0000
> $16   : 0000000000000000 a8000000870b9000 a80000000a3f3000
> ffffffff83340000 $20   : ffffffff8333e018 0000000000003330
> ffffffff83340000 ffffffff83340000 $24   : 0000000000000004
> 000000002ad2d670 $28   : ffffffff832ec000 ffffffff832efdf0
> ffffffff8333a000 ffffffff830020e0 Hi    : 0000000000000000 Lo    :
> 0000000000000000 epc   : ffffffff8300a2a0
> smp_call_function_interrupt+0x20/0xa0     Not tainted
> ra    : ffffffff830020e0 ret_from_irq+0x0/0x4
> Status: 14001fe2    KX SX UX KERNEL EXL
> Cause : 00808008
> BadVA : 0000000000000018
> PrId  : 01041100
> Modules linked in:
> Process swapper (pid: 0, threadinfo=ffffffff832ec000,
> task=ffffffff832f0320) Stack : 0000000000000000 a8000000870b9000
> a80000000a3f3000 0000000000006000 ffffffff830020e0 ffffffff830020e0
> 0000000000000000 0000000014001fe1
>           0000000000000000 ffffffff8333e018 0000000000000000 
> ffffffff83340000
>           0000000014001fe0 ffffffffffff00fe 0000000000000004 
> ffffffffffffffc0
>           0000000000000000 0000000100000003 ffffffff832effe0 
> 0000000000001f00
>           0000000000000000 a8000001feef0000 ffffffff83340000 
> a8000000870b9000
>           a80000000a3f3000 0000000000006000 ffffffff8333e018 
> 0000000000003330
>           ffffffff83340000 ffffffff83340000 0000000000000004 
> 000000002ad2d670
>           0000000000000000 a8000001fefc1ce0 ffffffff832ec000 
> ffffffff832eff50
>           ffffffff8333a000 ffffffff83004288 0000000014001fe3 
> 0000000000000000
>           ...
> Call Trace:
> [<ffffffff8300a2a0>] smp_call_function_interrupt+0x20/0xa0
> [<ffffffff830020e0>] ret_from_irq+0x0/0x4
> [<ffffffff83004248>] cpu_idle+0x20/0x68
> [<ffffffff83318e08>] start_kernel+0x410/0x4a0
> 
> 
> Code: de62f650  ffb10008  ffb00000 <8c520018> dc510000  dc500008
> 0000000f  de62f650  c0430010
> Kernel panic - not syncing: Attempted to kill the idle task!
> Oops[#2]:
> Cpu 1
> $ 0   : 0000000000000000 0000000014001fe1 0000000000000000
> f20f000000000000 $ 4   : a80000000a3e3388 90000000100220d0
> ffffffff8326b448 90000000100220c0 $ 8   : 0000000000000004
> ffffffffffffffc0 0000000000000000 000000000000000e $12   :
> 0000000014001fe0 000000001000001f 0000000000000000 a8000001ff68c000
> $16   : 0000000000000000 0000000000000000 0000000000000000
> ffffffff83340000 $20   : 0000000000000000 ffffffff9fc0bccc
> ffffffff9fc0bcc4 0000000000000000 $24   : 0000000000000000
> 000000002ac2cfdc $28   : a8000001ffc2c000 a8000001ffc2fe60
> ffffffffbfc0ba08 ffffffff830020e0 Hi    : 0000000000000000 Lo    :
> 0000000000000000 epc   : ffffffff8300a2a0
> smp_call_function_interrupt+0x20/0xa0     Not tainted
> ra    : ffffffff830020e0 ret_from_irq+0x0/0x4
> Status: 14001fe2    KX SX UX KERNEL EXL
> Cause : 00808008
> BadVA : 0000000000000018
> PrId  : 03041100
> Modules linked in:
> Process swapper (pid: 0, threadinfo=a8000001ffc2c000,
> task=a8000001ffc1f238) Stack : 0000000000000000 0000000000000000
> 0000000000000000 0000000000000000 ffffffff830020e0 ffffffff830020e0
> 0000000000000000 0000000014001fe1
>           0000000000000000 0000000000000003 a8000001fe47bce0 
> ffffffff83340000
>           0000000014001fe0 ffffffffffff00fe 0000000000000004 
> ffffffffffffffc0
>           0000000000000000 000000000000000e a8000001ffc2ffe0 
> 0000000000001f00
>           0000000000000000 a8000001ff68c000 ffffffff83340000 
> 0000000000000000
>           0000000000000000 0000000000000000 0000000000000000 
> ffffffff9fc0bccc
>           ffffffff9fc0bcc4 0000000000000000 0000000000000000 
> 000000002ac2cfdc
>           ffffffffbfc0ba08 a8000001fe47bce8 a8000001ffc2c000 
> a8000001ffc2ffc0
>           ffffffffbfc0ba08 ffffffff83004288 0000000014001fe3 
> 0000000000000000
>           ...
> Call Trace:
> [<ffffffff8300a2a0>] smp_call_function_interrupt+0x20/0xa0
> [<ffffffff830020e0>] ret_from_irq+0x0/0x4
> [<ffffffff8300424c>] cpu_idle+0x24/0x68
> [<ffffffff8331f110>] smp_prepare_cpus+0x0/0xe8
> 
> 
> Code: de62f650  ffb10008  ffb00000 <8c520018> dc510000  dc500008
> 0000000f  de62f650  c0430010
> Rebooting in 5 seconds..
> 
> 
> PowerOn Self Test........OK
> 
> Initializing System......please wait
> 
> HT maxima: 600MHz, 16 bits
> 
> 
> 
