Re: [GnomeMeeting-list] miropctv and kernel 2.6



Hello,


Le mercredi 25 août 2004 à 20:50 +0200, Nirgal a écrit :
> Hello list :)
> 
> I run Debian sid, latestest versions as of 2004/08/25: kernel 2.6.8 (bttv 0.9.15), gnomemeeting 1.0.2
> Gnomemeeting crashes when I attempt to see my video (see weird kernel log bellow).
> 
> Since kernel 2.6.X installation, V4L1 is no longer working here; so I now use V4L2 for TV watching (mplayer xawtv ...). I can see my image with a tv player, when I switch to composite entry.
> Does gnomemeeting work with v4l2?
> 

Not yet, but all drivers should have a functionnal V4L1 layer.


> Any clue about how I could make gnomemeeting work? Do you think going back to a 2.4 serie kernel with a functional v4l API version 1 would help?
> 


Report the kernel bug to the author driver. Your module is crashing,
that's a bug of the video driver. Btw, I'm using bttv (another chipset)
under Linux 2.6.7 without any problem with gnomemeeting.

> Syslog during the crash:
> Aug 25 19:20:19 zain kernel: ------------[ cut here ]------------
> Aug 25 19:20:19 zain kernel: kernel BUG at drivers/media/video/bttv-driver.c:1900!
> Aug 25 19:20:19 zain kernel: invalid operand: 0000 [#14]
> Aug 25 19:20:19 zain kernel: PREEMPT 
> Aug 25 19:20:19 zain kernel: Modules linked in: snd_pcm_oss snd_mixer_oss radeon ds yenta_socket lp pcmcia_core ipv6 ipt_MASQUERADE ipt_state ipt_REJECT ipt_LOG ipt_mac iptable_nat iptable_filter ip_tables snd_ens1370 snd_rawmidi snd_seq_device snd_pcm snd_timer snd_page_alloc gameport snd_ak4531_codec snd sr_mod cdrom aic7xxx uhci_hcd pci_hotplug via_agp parport_pc parport dm_mod tsdev capability commoncap mousedev evdev psmouse pcspkr tuner tvaudio bttv video_buf i2c_algo_bit v4l2_common btcx_risc i2c_core videodev soundcore usb_storage usbcore scsi_mod ip_conntrack_ftp ip_conntrack agpgart 3c59x genrtc ext3 jbd mbcache ide_generic via82cxxx ide_disk ide_core unix font vesafb cfbcopyarea cfbimgblt cfbfillrect
> Aug 25 19:20:19 zain kernel: CPU:    0
> Aug 25 19:20:19 zain kernel: EIP:    0060:[__crc_xfrm_get_type+1053220/3356969]    Not tainted
> Aug 25 19:20:19 zain kernel: EFLAGS: 00010202   (2.6.8-1-686) 
> Aug 25 19:20:19 zain kernel: EIP is at setup_window+0xe2/0x280 [bttv]
> Aug 25 19:20:19 zain kernel: eax: 0000000c   ebx: 00000000   ecx: dffeb260   edx: 00000000
> Aug 25 19:20:19 zain kernel: esi: df868600   edi: d9b65e94   ebp: cdd783e0   esp: d9b65c18
> Aug 25 19:20:19 zain kernel: ds: 007b   es: 007b   ss: 0068
> Aug 25 19:20:19 zain kernel: Process gnomemeeting (pid: 11520, threadinfo=d9b64000 task=d4a343d0)
> Aug 25 19:20:19 zain kernel: Stack: cdd783e0 00000000 00000000 00000000 00000001 00000001 00000000 00000000 
> Aug 25 19:20:19 zain kernel:        00000000 df868600 e0a9bce0 e0a800fc df868600 e0a9bce0 d9b65e94 00000000 
> Aug 25 19:20:19 zain kernel:        0000000a 00000002 c012014b df868600 df868610 00000000 00000000 d9b64000 
> Aug 25 19:20:19 zain kernel: Call Trace:
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+1056254/3356969] bttv_do_ioctl+0x5bc/0x1600 [bttv]
> Aug 25 19:20:19 zain kernel:  [__do_softirq+123/128] __do_softirq+0x7b/0x80
> Aug 25 19:20:19 zain kernel:  [profile_hook+43/73] profile_hook+0x2b/0x49
> Aug 25 19:20:19 zain kernel:  [smp_apic_timer_interrupt+44/240] smp_apic_timer_interrupt+0x2c/0xf0
> Aug 25 19:20:19 zain kernel:  [apic_timer_interrupt+26/32] apic_timer_interrupt+0x1a/0x20
> Aug 25 19:20:19 zain kernel:  [delay_pmtmr+20/32] delay_pmtmr+0x14/0x20
> Aug 25 19:20:19 zain kernel:  [__delay+18/32] __delay+0x12/0x20
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+409997/3356969] i2c_outb+0x20b/0x2d0 [i2c_algo_bit]
> Aug 25 19:20:19 zain kernel:  [__delay+18/32] __delay+0x12/0x20
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+409390/3356969] i2c_stop+0xac/0x100 [i2c_algo_bit]
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+412386/3356969] bit_xfer+0x2a0/0x710 [i2c_algo_bit]
> Aug 25 19:20:19 zain kernel:  [__crc_sk_stream_mem_schedule+436079/1457199] i2c_master_send+0x6e/0xd0 [i2c_core]
> Aug 25 19:20:19 zain kernel:  [prepare_set+4/96] prepare_set+0x4/0x60
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+520015/3356969] default_set_tv_freq+0xad/0x290 [tuner]
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+520852/3356969] set_tv_freq+0x92/0xd0 [tuner]
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+522621/3356969] tuner_command+0x1bb/0x330 [tuner]
> Aug 25 19:20:19 zain kernel:  [scheduler_tick+364/1104] scheduler_tick+0x16c/0x450
> Aug 25 19:20:19 zain kernel:  [find_get_page+45/96] find_get_page+0x2d/0x60
> Aug 25 19:20:19 zain kernel:  [filemap_nopage+519/928] filemap_nopage+0x207/0x3a0
> Aug 25 19:20:19 zain kernel:  [update_wall_time+22/64] update_wall_time+0x16/0x40
> Aug 25 19:20:19 zain kernel:  [copy_from_user+66/112] copy_from_user+0x42/0x70
> Aug 25 19:20:19 zain kernel:  [__crc_sk_stream_mem_schedule+204149/1457199] video_usercopy+0x84/0x150 [videodev]
> Aug 25 19:20:19 zain kernel:  [dentry_open+268/576] dentry_open+0x10c/0x240
> Aug 25 19:20:19 zain kernel:  [filp_open+104/112] filp_open+0x68/0x70
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+1060481/3356969] bttv_ioctl+0x3f/0x70 [bttv]
> Aug 25 19:20:19 zain kernel:  [__crc_xfrm_get_type+1054786/3356969] bttv_do_ioctl+0x0/0x1600 [bttv]
> Aug 25 19:20:19 zain kernel:  [sys_ioctl+284/640] sys_ioctl+0x11c/0x280
> Aug 25 19:20:19 zain kernel:  [syscall_call+7/11] syscall_call+0x7/0xb
> Aug 25 19:20:19 zain kernel: Code: 0f 0b 6c 07 80 c8 a8 e0 8d 4e 10 89 4c 24 14 ff 4e 10 0f 88 
> 
> 
> 
> Boot log about the video device:
> Aug 23 21:18:33 zain kernel: Linux video capture interface: v1.00
> Aug 23 21:18:33 zain kernel: bttv: driver version 0.9.15 loaded
> Aug 23 21:18:33 zain kernel: bttv: using 8 buffers with 2080k (520 pages) each for capture
> Aug 23 21:18:33 zain kernel: bttv: Bt8xx card found (0).
> Aug 23 21:18:33 zain kernel: PCI: Enabling device 0000:00:07.0 (0004 -> 0006)
> Aug 23 21:18:33 zain kernel: ACPI: PCI interrupt 0000:00:07.0[A] -> GSI 11 (level, low) -> IRQ 11
> Aug 23 21:18:33 zain kernel: bttv0: Bt848 (rev 18) at 0000:00:07.0, irq: 11, latency: 32, mmio: 0xef000000
> Aug 23 21:18:33 zain kernel: bttv0: using: MIRO PCTV [card=1,insmod option]
> Aug 23 21:18:33 zain kernel: bttv0: gpio: en=00000000, out=00000000 in=00ff27ff [init]
> Aug 23 21:18:33 zain kernel: bttv0: i2c: checking for MSP34xx @ 0x80... not found
> Aug 23 21:18:33 zain kernel: bttv0: miro: id=9 tuner=3 radio=no stereo=no
> Aug 23 21:18:33 zain kernel: bttv0: using tuner=3
> Aug 23 21:18:33 zain kernel: bttv0: i2c: checking for MSP34xx @ 0x80... not found
> Aug 23 21:18:33 zain kernel: bttv0: i2c: checking for TDA9875 @ 0xb0... not found
> Aug 23 21:18:33 zain kernel: bttv0: i2c: checking for TDA7432 @ 0x8a... not found
> Aug 23 21:18:33 zain kernel: tvaudio: TV audio decoder + audio/video mux driver
> Aug 23 21:18:33 zain kernel: tvaudio: known chips: tda9840,tda9873h,tda9874h/a,tda9850,tda9855,tea6300,tea6420,tda8425,pic16c54 (PV951),ta8874z
> Aug 23 21:18:33 zain kernel: tuner: chip found at addr 0xc0 i2c-bus bt848 #0 [sw]
> Aug 23 21:18:33 zain kernel: tuner: type set to 3 (Philips (SECAM+PAL_BG) (FI1216MF, FM1216MF, FR1216MF)) by bt848 #0 [sw]
> Aug 23 21:18:33 zain kernel: bttv0: registered device video0
> Aug 23 21:18:33 zain kernel: bttv0: registered device vbi0
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-- 
 _      Damien Sandras
(o-     GnomeMeeting: http://www.gnomemeeting.org/
//\     FOSDEM      : http://www.fosdem.org
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