Dear Laurent, This is what I got... Is it something wrong with my camera or how I have compiled my kernel? Thankx for continuously helping me.
BR Tharindu [ 97.890630] uvcvideo: Selected altsetting 0, wMaxPacketSize is 0x0000 [ 97.890651] divide error: 0000 [1] PREEMPT SMP [ 97.890655] CPU 0 [ 97.890656] Modules linked in: snd_pcm_oss snd_mixer_oss snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device rtc thermal bcm43xx uvcvideo compat_ioctl32 videodev v4l1_compat v4l2_common processor video output firmware_class ieee80211softmac ieee80211 ieee80211_crypt button battery snd_hda_intel snd_pcm snd_timer nvidia(P) snd soundcore snd_page_alloc ac sg tg3 nfs lockd sunrpc jfs reiserfs ext3 jbd ext2 mbcache scsi_wait_scan ata_piix libata usbhid ohci_hcd uhci_hcd usb_storage ehci_hcd usbcore [ 97.890692] Pid: 6707, comm: luvcview Tainted: P 2.6.23-rc9-64-debug #7 [ 97.890694] RIP: 0010:[<ffffffff88951156>] [<ffffffff88951156>] :uvcvideo:uvc_init_video+0x126/0x3f0 [ 97.890705] RSP: 0018:ffff810030727c58 EFLAGS: 00010202 [ 97.890707] RAX: 0000000000095fff RBX: 0000000000000000 RCX: 0000000000096000 [ 97.890709] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff805876a0 [ 97.890711] RBP: ffff810030727ca8 R08: 00000000ffffffff R09: 0000000000000000 [ 97.890712] R10: ffff810030727a08 R11: ffffffff804bb4f0 R12: 0000000000000000 [ 97.890714] R13: ffff81003fbfd900 R14: 0000000000000028 R15: ffff81003e860048 [ 97.890717] FS: 00002b2a79609c60(0000) GS:ffffffff805b3000(0000) knlGS:0000000000000000 [ 97.890719] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 97.890721] CR2: 00002b2a79272ff4 CR3: 00000000300a0000 CR4: 00000000000006e0 [ 97.890723] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 97.890725] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 97.890727] Process luvcview (pid: 6707, threadinfo ffff810030726000, task ffff810034dbf6e0) [ 97.890729] Stack: ffff810030727c68 0000000000000001 000000018058c600 0000000000000000 [ 97.890733] ffff810030727ca8 ffff81003e860048 ffff81003341fd00 0000000040045612 [ 97.890737] ffff81003b75ae90 ffff810030727dd8 ffff810030727cc8 ffffffff8895147a [ 97.890740] Call Trace: [ 97.890748] [<ffffffff8895147a>] :uvcvideo:uvc_video_enable+0x5a/0x70 [ 97.890753] [<ffffffff8895080e>] :uvcvideo:uvc_v4l2_do_ioctl+0xb9e/0x1170 [ 97.890761] [<ffffffff80230279>] update_curr+0x119/0x130 [ 97.890767] [<ffffffff88942e7b>] :videodev:video_usercopy+0xfb/0x270 [ 97.890772] [<ffffffff8894fc70>] :uvcvideo:uvc_v4l2_do_ioctl+0x0/0x1170 [ 97.890777] [<ffffffff8023033c>] enqueue_entity+0xac/0x270 [ 97.890783] [<ffffffff80498156>] preempt_schedule+0x66/0xa0 [ 97.890789] [<ffffffff8894f596>] :uvcvideo:uvc_v4l2_ioctl+0x56/0x70 [ 97.890794] [<ffffffff8029cfaa>] do_ioctl+0x7a/0x90 [ 97.890797] [<ffffffff8029d033>] vfs_ioctl+0x73/0x2d0 [ 97.890801] [<ffffffff8029d2da>] sys_ioctl+0x4a/0x80 [ 97.890806] [<ffffffff8020c3ae>] system_call+0x7e/0x83 [ 97.890810] [ 97.890811] [ 97.890811] Code: 41 f7 f4 83 f8 28 44 0f 46 f0 44 89 e0 41 0f af c6 89 c2 89 [ 97.890821] RIP [<ffffffff88951156>] :uvcvideo:uvc_init_video+0x126/0x3f0 [ 97.890826] RSP <ffff810030727c58> On 10/19/07, Laurent Pinchart <[EMAIL PROTECTED]> wrote: > > Hi Tharindu, > > On Friday 19 October 2007 10:42, Tharindu Rukshan Bamunuarachchi wrote: > > Dear Laurent/All, > > > > l have tried luvcview. Unfortunately I got "divide error" in DMESG. > > I am using preempt kernel in x86_64. > > Could you please apply the attached patch and try again ? The driver will > still crash, but it should print additional information in the kernel log > that will help me to diagnose the problem. > > Best regards, > > Laurent Pinchart > > -- Tharindu Rukshan Bamunuarachchi i want to believe it; unless otherwise
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