Re: Panic when loading if_ath

From: Jille Timmermans <jille_at_quis.cx>
Date: Thu, 11 Dec 2008 01:28:55 +0100
Sam Leffler schreef:
> Jille Timmermans wrote:
>> Hello list,
>>
>> A panic with if_ath (Atheros 2413)
>>
>> root /sys/modules/ath_rate_amrr# make
>> root /sys/modules/ath_rate_amrr# make install
>> root ~# kldload if_ath
>> warning: KLD '/boot/kernel/if_ath.ko' is newer than the linker.hints file
>> ath0: <Atheros 2413> mem 0xc9000000-0xc900ffff irq 18 at device 1.0 on
>> pci5
>> ath0: [ITHREAD]
>>
>> Fatal trap 12: page fault while in kernel mode
>> cpuid = 0; apic id = 00
>> fault virtual address = 0x0
>> fault code = supervisor read, page not present
>> instruction pointer = 0x20:0x0
>> stack pointer = 0x28:0xc43cc748
>> frame pointer = 0x28:0xc43cc75c
>> code segment = base 0x0, limit 0xfffff, type 0x1b
>>              = DPL 0, pres 1, def32 1, gran 1
>> processor eflags = interrupt enabled, resume, IOPL = 0
>> current_process = 993 (kldload)
>> trap number = 12
>> panic: page fault
>> cpuid = 0
>>
>> [dump]
>> [reboot]
>> WARNING: /tmp was not properly dismounted
>> WARNING: /usr was not properly dismounted
>> WARNING: /var was not properly dismounted
>>
>> Fatal trap 12: page fault while in kernel mode
>> cpuid = 0; apic id = 00
>> fault virtual address = 0x5bbfe499
>> fault code = supervisor read, page not present
>> instruction pointer  = 0x20:0xc0684c37
>> stack pointer = 0x28:0xc4364a5c
>> frame pointer = 0x28:0xc4364c28
>> code segment = base 0x0, limit 0xfffff, type 0x1b
>>              = DPL 0, pres 1, def32 1, gran 1
>> processor eflags = interrupt enabled, resume, IOPL = 0
>> current process = 136 (ifconfig)
>> trap number = 12
>> panic: page fault
>> cpuid = 0
>>
>> [a few crashes later, when it comes to mind to get a backtrace]
>> root ~# kldload ath_rate
>> root ~# kldload if_ath
>> ath0: <Atheros 2413> mem 0xc9000000-0xc900ffff irq 18 at device 1.0 on
>> pci5
>> ath0: [ITHREAD]
>> [panic]
>> uart_z8530_class(c4ac5000, 0, 1, 1, c4390000, ...) at 0
>> ar5212Attach(1a, c48b0000, 1, c4389000, c437c8ec, ...) at
>> ar5212Attach+0x211
>> ath_hal_attach(1a, c48b0000, 1, c4389000, c437c8ec, ...) at
>> ath_hal_attach+0x56
>> ath_attach(1a, c48b0000, 3, c437c940, ffffffff, ...) at ath_attach+0x9e
>> ath_pci_attach(c46bb200, c4823854, c09fcf80, c099dc60, 80000000, ...) at
>> ath_pci_attach+0x332
>> device_attach([snip]) at device_attach+0x36f
>> device_probe_and_attach([snip) at ...+0x43
>> pci_driver_added([snip]) at +0x104
>> devclass_add_driver([snip]) at +0xe8
>> driver_module_handler([snip]) at +0x79
>> module_register_init()
>> linker_load_module()
>> kern_kldload()
>>
>> (Please don't tell me you want any of that snips.)
>>
>> Any extra information I can provide to you ?
>> I am willing to help debugging / crashing.
>>
>>   
> Try building the driver into the kernel.  Also use sample and not amrr.
root ~# cd /sys/modules/ath_rate_sample
root /sys/modules/ath_rate_sample# make
root /sys/modules/ath_rate_sample# make install
root /sys/modules/ath_rate_sample# kldload if_ath
link_elf: symbol ath_hal_computetxtime undefined
KLD if_ath.ko: depends on ath_rate - not available
kldload: can't load if_ath: No such file or directory
root /sys/modules/ath_rate_sample# kldload ath_rate
link_elf: symbol ath_hal_computetxtime undefined
kldload: can't load ath_rate: No such file or directory

I'll try compiling it in.

-- Jille
> 
>    Sam
> 
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Received on Wed Dec 10 2008 - 23:29:00 UTC

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