about rmmod libertas when wifi work

Dan Williams dcbw at redhat.com
Fri Aug 21 10:44:40 EDT 2009


On Fri, 2009-08-21 at 10:05 +0800, tommy wrote:
> hi,all!
> Board:sdio8686
> 
> Kernel :2.6.24.2

I believe there were some known issues with kernels that old.  Any
chance you can try a later kernel where some of those issues have been
fixed, or backport the latest driver to your 2.6.24 kernel?

Dan

> 
> rmmod libertas_sdio when wifi work,sometime kernel dead
> 
> root at localhost:/# ./1.sh 
> l2_packet_receive - recvfrom: Network is down
> modprobe: FATAL: Could not load /lib/modules/2.6.24.2/modules.dep: No
> such file or directory
> 
> Bad page state in process 'khelper'
> page:c058d600 flags:0x00000000 mapping:00000000 mapcount:0 count:-1
> Trying to fix it up, but a reboot is needed
> Backtrace:
> [<c00297d8>] (dump_stack+0x0/0x14) from [<c006a950>] (bad_page
> +0x6c/0xc8)
> [<c006a8e4>] (bad_page+0x0/0xc8) from [<c006ac54>]
> (get_page_from_freelist+0x2a8/0x400)
>  r6:c058d600 r5:000000d0 r4:00000611
> [<c006a9ac>] (get_page_from_freelist+0x0/0x400) from [<c006b744>]
> (__alloc_pages+0x6c/0x2f4)
> [<c006b6d8>] (__alloc_pages+0x0/0x2f4) from [<c006ba14>]
> (__get_free_pages+0x48/0x80)
> [<c006b9cc>] (__get_free_pages+0x0/0x80) from [<c003fd48>] (copy_process
> +0x80/0xeec)
> [<c003fcc8>] (copy_process+0x0/0xeec) from [<c0040d84>] (do_fork
> +0x98/0x240)
> [<c0040cec>] (do_fork+0x0/0x240) from [<c0026024>] (kernel_thread
> +0x70/0x80)
>  r8:00000000 r7:c0051238 r6:cd3888e0 r5:ce029f00 r4:00000611
> [<c0025fb4>] (kernel_thread+0x0/0x80) from [<c0051074>]
> (__call_usermodehelper+0x38/0x70)
>  r7:00000000 r6:c005103c r5:cd3888e0 r4:00000001
> [<c005103c>] (__call_usermodehelper+0x0/0x70) from [<c00515dc>]
> (run_workqueue+0x9c/0x11c)
>  r5:ce028000 r4:ce0019e0
> [<c0051540>] (run_workqueue+0x0/0x11c) from [<c0052068>] (worker_thread
> +0xe8/0xfc)
>  r6:ce0019e0 r5:ce028000 r4:ce029fb0
> [<c0051f80>] (worker_thread+0x0/0xfc) from [<c0055680>] (kthread
> +0x5c/0x94)
>  r6:c0051f80 r5:ce0019e0 r4:ce028000
> [<c0055624>] (kthread+0x0/0x94) from [<c0044b5c>] (do_exit+0x0/0x6b4)
>  r6:00000000 r5:00000000 r4:00000000
> 
> 
> 
> _______________________________________________
> libertas-dev mailing list
> libertas-dev at lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/libertas-dev




More information about the libertas-dev mailing list