[BUG][USB]usbcore: Oops repluging camera

From: Alexis Deruelle (alexis.deruelle_at_cen.cnamts.fr)
Date: 06/30/04

  • Next message: Debi Janos: "Re: 2.6.7-mm1 - 2.6.7-mm4 weird http behavior" 
    Date:	Wed, 30 Jun 2004 09:54:38 +0200
To: linux-kernel@vger.kernel.org

    Hello,

    Just caught this oops.

    Camera plugged at boot time, played with the camera a bit, unpluged then
    repluged et voilą.

    System: Fedora Core 2
    Kernel: vanilla 2.6.7 + spca50x module from
    http://mxhaard.free.fr/spca50x/Download/spca5xx-16062004.tar.gz

    config attached.

    Greetings,

    Unable to handle kernel paging request at virtual address d8bfc042
    printing eip:
    d8b7f3d0
    *pde = 013d8067
    *pte = 00000000
    Oops: 0000 [#1]
    PREEMPT
    Modules linked in: spca50x videodev snd_intel8x0 snd_ac97_codec snd_pcm
    snd_timer snd_page_alloc snd_mpu401_uart snd_rawmidi snd_seq_device snd
    soundcore binfmt_misc autofs4 e100 mii ipt_REJECT ipt_state ip_conntrack
    iptable_filter ip_tables ide_cd cdrom floppy sg scsi_mod dm_mod uhci_hcd
    usbcore thermal processor fan button ac rtc
    CPU: 0
    EIP: 0060:[<d8b7f3d0>] Not tainted
    EFLAGS: 00010282 (2.6.7)
    EIP is at usb_match_id+0x10/0x170 [usbcore]
    eax: 00000000 ebx: d8d2d260 ecx: d8bfc040 edx: d7e52798
    esi: d7e527a8 edi: ffffffed ebp: d7e52800 esp: d5353e40
    ds: 007b es: 007b ss: 0068
    Process khubd (pid: 91, threadinfo=d5352000 task=d5307130)
    Stack: d8d2d260 d7e527a8 d8b7f5a7 d7e52798 d8bfc040 c01f8bcc d7e527a8 d8d2d260
           d8d2d294 d7e527a8 d8b95fe0 c01f8c5f d7e527a8 d8d2d260 d77aa990 d7e527a8
           d7e527a8 d8b95f80 d7e527cc d4c8c8cc c01f8e5b d7e527a8 d4c8c8cc 00000000
    Call Trace:
     [<d8b7f5a7>] usb_device_match+0x27/0x40 [usbcore]
     [<c01f8bcc>] bus_match+0x2c/0x70
     [<c01f8c5f>] device_attach+0x4f/0xa0
     [<c01f8e5b>] bus_add_device+0x5b/0xa0
     [<c01f7ca1>] device_add+0xa1/0x130
     [<d8b85d23>] usb_set_configuration+0x2e3/0x450 [usbcore]
     [<d8b7fdff>] usb_new_device+0x9f/0x120 [usbcore]
     [<d8b81ea9>] hub_port_connect_change+0x169/0x320 [usbcore]
     [<d8b82349>] hub_events+0x2e9/0x360 [usbcore]
     [<d8b823f5>] hub_thread+0x35/0x100 [usbcore]
     [<c0105fe2>] ret_from_fork+0x6/0x14
     [<c0115b80>] default_wake_function+0x0/0x20
     [<d8b823c0>] hub_thread+0x0/0x100 [usbcore]
     [<c01042ad>] kernel_thread_helper+0x5/0x18
    Code: 0f b7 41 02 8b 5a 30 8b 72 04 81 eb cc 00 00 00 66 85 c0 0f 

    -- 
Alexis Deruelle <alexis.deruelle@laposte.net>

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  • Next message: Debi Janos: "Re: 2.6.7-mm1 - 2.6.7-mm4 weird http behavior"