Begin forwarded message:
Date: Fri, 23 Sep 2005 00:32:01 -0400 From: Kurt Wall <[EMAIL PROTECTED]> To: [email protected] Subject: GPF Using Quickcam Evenin' all, I was testing out my spiffy new (to me) QuickCam Express webcam, pressed ^C to terminate the test, and got the GPF shown below. Kernel version is 2.6.12.3 running on SLAMD64: The driver specifics are: quickcam: QuickCam USB camera found (driver version QuickCam USB 0.6.3 $Date: 2005/04/15 19:32:49 $) quickcam: Kernel:2.6.13.1 bus:3 class:FF subclass:FF vendor:046D product:0870 quickcam: Sensor HDCS-1020 detected quickcam: Registered device: /dev/video1 usbcore: registered new driver quickcam APIC error on CPU0: 40(40) APIC error on CPU0: 40(40) The message on the console after I pressed ^C: general protection fault: 0000 [1] PREEMPT The relevant extract from dmesg: quickcam: Control URB error -2 general protection fault: 0000 [1] PREEMPT CPU 0 Modules linked in: quickcam snd_pcm_oss snd_mixer_oss nfsd exportfs lockd sunrpc md5 ipv6 eth1394 ohci1394 ieee1394 tulip bt878 tuner tvaudio bttv video_buf firmware_class v4l2_common btcx_risc tveeprom videodev snd_atiixp snd_ac97_codec audio snd_usb_audio snd_pcm snd_timer snd_page_alloc snd_usb_lib snd_rawmidi snd_seq_device snd_hwdep snd ehci_hcd usb_storage Pid: 9603, comm: testquickcam Not tainted 2.6.13.1 RIP: 0010:[<ffffffff802fe1a7>] <ffffffff802fe1a7>{usb_kill_urb+39} RSP: 0000:ffff810006977c58 EFLAGS: 00010202 RAX: 0001002b00152dea RBX: ffff81001360a200 RCX: 0000000000000002 RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff81001360a200 RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 R10: ffff81001f8bbe08 R11: 0000000000000002 R12: ffff81000a8a82f0 R13: ffff81000a847938 R14: ffff81000b285cf8 R15: ffff810006dc9e58 FS: 00002aaaaadfbb00(0000) GS:ffffffff80540800(0000) knlGS:00000000560f2180 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 00002aaaaab0f008 CR3: 000000001b024000 CR4: 00000000000006e0 Process testquickcam (pid: 9603, threadinfo ffff810006976000, task ffff810006dc9880) Stack: ffff81001ef27800 ffffffff802ff5f4 ffff81001ef27800 ffff81001ef27800 0000000000000000 ffffffff802ff937 0000000000000000 ffff810000000000 ffffffff00001388 ffff81000a8a8000 Call Trace:<ffffffff802ff5f4>{usb_disable_interface+52} <ffffffff802ff937>{usb_set_interface+327} <ffffffff88202b70>{:quickcam:qc_isoc_stop+224} <ffffffff882048c4>{:quickcam:qc_v4l_close+68} <ffffffff80177002>{__fput+178} <ffffffff801756ee>{filp_close+110} <ffffffff80134813>{put_files_struct+115} <ffffffff801351d5>{do_exit+533} <ffffffff8013d825>{__dequeue_signal+501} <ffffffff80135df8>{do_group_exit+280} <ffffffff8013fa57>{get_signal_to_deliver+1575} <ffffffff8010de8f>{do_signal+159} <ffffffff801495b0>{autoremove_wake_function+0} <ffffffff80175f24>{vfs_read+308} <ffffffff8010eb3f>{sysret_signal+28} <ffffffff8010ee27>{ptregscall_common+103} Code: 48 8b 40 58 48 85 c0 0f 84 3c 01 00 00 48 83 78 30 00 0f 84 RIP <ffffffff802fe1a7>{usb_kill_urb+39} RSP <ffff810006977c58> <1>Fixing recursive fault but reboot is needed! Is this a buggy driver? I can provide more information if need be. Thanks, Kurt -- "I used to think that the brain was the most wonderful organ in my body. Then I realized who was telling me this." -- Emo Phillips - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
