I have installed kfir drivers correctly but when I cat /dev/video >x.mpg there is a seg fault. Here the details: Linux version 2.4.2-22mdk ([EMAIL PROTECTED]) (gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)) #1 Thu Mar 29 18:11:30 CEST 2001 BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009fc00 (usable) BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 0000000007ff0000 (usable) BIOS-e820: 0000000007ff0000 - 0000000007ff3000 (ACPI NVS) BIOS-e820: 0000000007ff3000 - 0000000008000000 (ACPI data) BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved) On node 0 totalpages: 32752 zone(0): 4096 pages. zone(1): 28656 pages. zone(2): 0 pages. Kernel command line: BOOT_IMAGE=linux ro root=801 Initializing CPU#0 Detected 996.664 MHz processor. Console: colour VGA+ 80x43 Calibrating delay loop... 1985.74 BogoMIPS Memory: 126516k/131008k available (948k kernel code, 4104k reserved, 356k data, 224k init, 0k highmem) Dentry-cache hash table entries: 16384 (order: 5, 131072 bytes) Buffer-cache hash table entries: 4096 (order: 2, 16384 bytes) Page-cache hash table entries: 32768 (order: 5, 131072 bytes) Inode-cache hash table entries: 8192 (order: 4, 65536 bytes) VFS: Diskquotas version dquot_6.5.0 initialized CPU: Before vendor init, caps: 0183f9ff c1c7f9ff 00000000, vendor = 2 CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line) CPU: L2 Cache: 256K (64 bytes/line) CPU: After vendor init, caps: 0183f9ff c1c7f9ff 00000000 00000000 CPU: After generic, caps: 0183f9ff c1c7f9ff 00000000 00000000 CPU: Common caps: 0183f9ff c1c7f9ff 00000000 00000000 CPU: AMD Athlon(tm) Processor stepping 02 Enabling fast FPU save and restore... done. Checking 'hlt' instruction... OK. POSIX conformance testing by UNIFIX mtrr: v1.39 (20010312) Richard Gooch ([EMAIL PROTECTED]) mtrr: detected mtrr type: Intel PCI: PCI BIOS revision 2.10 entry at 0xfb130, last bus=1 PCI: Using configuration type 1 PCI: Probing PCI hardware PCI: Bus master Pipeline request disabled PCI: Disabled enhanced CPU to PCI writes PCI: Post Write Fail set to Retry Unknown bridge resource 0: assuming transparent PCI: Using IRQ router VIA [1106/0686] at 00:07.0 isapnp: Scanning for PnP cards... isapnp: No Plug & Play device found Linux NET4.0 for Linux 2.4 Based upon Swansea University Computer Society NET3.039 Initializing RT netlink socket apm: BIOS version 1.2 Flags 0x07 (Driver version 1.14) Starting kswapd v1.8 pty: 256 Unix98 ptys configured block: queued sectors max/low 84021kB/28007kB, 256 slots per queue RAMDISK driver initialized: 16 RAM disks of 4096K size 1024 blocksize Uniform Multi-Platform E-IDE driver Revision: 6.31 ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx VP_IDE: IDE controller on PCI bus 00 dev 39 VP_IDE: chipset revision 6 VP_IDE: not 100% native mode: will probe irqs later ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx VP_IDE: VIA vt82c686b (rev 40) IDE UDMA100 controller on pci00:07.1 ide0: BM-DMA at 0xc000-0xc007, BIOS settings: hda:DMA, hdb:pio ide1: BM-DMA at 0xc008-0xc00f, BIOS settings: hdc:pio, hdd:pio hda: QUANTUM FIREBALLP AS20.5, ATA DISK drive ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 hda: 40132503 sectors (20548 MB) w/1902KiB Cache, CHS=2498/255/63, UDMA(100) Partition check: hda: hda1 RAMDISK: Compressed image found at block 0 Uncompressing.......done. Freeing initrd memory: 125k freed Serial driver version 5.02 (2000-08-09) with HUB-6 MANY_PORTS MULTIPORT SHARE_IRQ SERIAL_PCI ISAPNP enabled ttyS00 at 0x03f8 (irq = 4) is a 16550A ttyS01 at 0x02f8 (irq = 3) is a 16550A md driver 0.90.0 MAX_MD_DEVS=256, MD_SB_DISKS=27 md.c: sizeof(mdp_super_t) = 4096 autodetecting RAID arrays autorun ... ... autorun DONE. NET4: Linux TCP/IP 1.0 for NET4.0 IP Protocols: ICMP, UDP, TCP, IGMP IP: routing cache hash table of 512 buckets, 4Kbytes TCP: Hash tables configured (established 8192 bind 8192) Linux IP multicast router 0.06 plus PIM-SM IP-Config: No network devices available. NET4: Unix domain sockets 1.0/SMP for Linux NET4.0. VFS: Mounted root (ext2 filesystem). SCSI subsystem driver Revision: 1.00 kmod: failed to exec /sbin/modprobe -s -k scsi_hostadapter, errno = 2 PCI: Found IRQ 11 for device 00:0a.0 PCI: The same IRQ used for device 00:0e.0 scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.1.5 <Adaptec 29160N Ultra160 SCSI adapter> aic7892: Wide Channel A, SCSI Id=7, 32/255 SCBs Vendor: IBM Model: DDYS-T18350N Rev: S96H Type: Direct-Access ANSI SCSI revision: 03 Vendor: PLEXTOR Model: CD-R PX-W124TS Rev: 1.04 Type: CD-ROM ANSI SCSI revision: 02 scsi0:0:0:0: Tagged Queuing enabled. Depth 8 Attached scsi disk sda at scsi0, channel 0, id 0, lun 0 (scsi0:A:0): 160.000MB/s transfers (80.000MHz DT, offset 63, 16bit) SCSI device sda: 35843670 512-byte hdwr sectors (18352 MB) sda: sda1 VFS: Mounted root (ext2 filesystem) readonly. change_root: old root has d_count=3 Trying to unmount old root ... okay Freeing unused kernel memory: 224k freed Linux video capture interface: v1.00 i2c-core.o: i2c core module i2c-algo-bit.o: i2c bit algorithm module bttv: driver version 0.7.65 loaded bttv: using 2 buffers with 2080k (4160k total) for capture Linux video capture interface: v1.00 i2c-core.o: i2c core module i2c-algo-bit.o: i2c bit algorithm module bttv: driver version 0.7.65 loaded bttv: using 2 buffers with 2080k (4160k total) for capture Linux video capture interface: v1.00 i2c-core.o: i2c core module i2c-algo-bit.o: i2c bit algorithm module bttv: driver version 0.7.65 loaded bttv: using 2 buffers with 2080k (4160k total) for capture Linux video capture interface: v1.00 i2c-core.o: i2c core module i2c-algo-bit.o: i2c bit algorithm module bttv: driver version 0.7.65 loaded bttv: using 2 buffers with 2080k (4160k total) for capture es1371: version v0.30 time 16:25:11 Apr 19 2001 es1371: found chip, vendor id 0x1274 device id 0x1371 revision 0x06 PCI: Found IRQ 9 for device 00:09.0 es1371: found es1371 rev 6 at io 0xdc00 irq 9 es1371: features: joystick 0x0 ac97_codec: AC97 Audio codec, id: 0x8384:0x7609 (SigmaTel STAC9721/23) Linux video capture interface: v1.00 i2c: initialized Zoran ZR36060 + ZR36057/67 MJPEG board driver version 0.8 No known MJPEG cards found. 8139too Fast Ethernet driver 0.9.15c loaded PCI: Found IRQ 10 for device 00:0b.0 eth0: RealTek RTL8139 Fast Ethernet at 0xc88ba000, 00:50:fc:03:6b:f7, IRQ 10 eth0: Identified 8139 chip type 'RTL-8139B' eth0: Setting 100mbps half-duplex based on auto-negotiated partner ability 40a1. Winbond Super-IO detection, now testing ports 3F0,370,250,4E,2E ... SMSC Super-IO detection, now testing Ports 2F0, 370 ... parport0: PC-style at 0x378, irq 7 [PCSPP,EPP] parport0: cpp_daisy: aa5500ff(38) parport0: assign_addrs: aa5500ff(38) parport0: cpp_daisy: aa5500ff(38) parport0: assign_addrs: aa5500ff(38) parport_pc: Via 686A parallel port: io=0x378, irq=7 lp0: using parport0 (interrupt-driven). lp0: console ready ... kfir: i2c detach [SAA7113] i2c-core.o: client [SAA7113] unregistered. i2c-core.o: adapter unregistered: kfir #0 kfir: Kfir board revision 5e kfir: Reset Altera kfir: done kfir: Reset Kfir and PLL ... done kfir: ADSP loading successful kfir: ADSP initialization...done kfir: segment: 0 Done kfir: segment: 1 Done kfir: segment: 2 Done kfir: segment: 3 Done kfir: segment: 4 Done kfir: segment: 5 Done kfir: done saa7113: version=11 saa7113: attaching SAA7113 at 0x4a kfir: saa7113 decoder attached kfir: i2c attach [SAA7113] i2c-core.o: client [SAA7113] registered to adapter [kfir #0](pos. 0). saa7113: status=c0 saa7113: attached to adapter kfir #0 i2c-core.o: adapter kfir #0 registered as adapter 0. kfir: Found i2c device at: 0x4a kfir: decoder status=4 kfir: kfir_remove_one() kfir: i2c detach [SAA7113] i2c-core.o: client [SAA7113] unregistered. i2c-core.o: adapter unregistered: kfir #0 kfir: Kfir board revision 5e loaded microcode with length 32385 kfir: Reset Altera kfir: done kfir: Reset Kfir and PLL ... done kfir: ADSP loading successful kfir: ADSP initialization...done kfir: segment: 0 Done kfir: segment: 1 Done kfir: segment: 2 Done kfir: segment: 3 Done kfir: segment: 4 Done kfir: segment: 5 Done kfir: Download parameters...kfir: done saa7113: version=11 saa7113: attaching SAA7113 at 0x4a kfir: saa7113 decoder attached kfir: i2c attach [SAA7113] i2c-core.o: client [SAA7113] registered to adapter [kfir #0](pos. 0). saa7113: status=c0 saa7113: attached to adapter kfir #0 i2c-core.o: adapter kfir #0 registered as adapter 0. kfir: Found i2c device at: 0x4a kfir: decoder status=4 ... when I cat /dev/video >x.mpg: Unable to handle kernel paging request at virtual address 7269665b printing eip: c8898191 *pde = 00000000 Oops: 0002 CPU: 0 EIP: 0010:[<c8898191>] EFLAGS: 00010206 eax: 7269664b ebx: c8907a20 ecx: 00000019 edx: c8898000 esi: 00000000 edi: c8898e40 ebp: c7f445a0 esp: c4c37f1c ds: 0018 es: 0018 ss: 0018 Process cat (pid: 1632, stackpage=c4c37000) Stack: 00000000 c734af20 c5cbb0a0 00000000 00008001 c0138967 c5cbb0a0 00000004 c012f45d c5cbb0a0 c734af20 c734af20 c5cbb0a0 ffffffe9 c012e58e c5cbb0a0 c734af20 00008000 00000003 00000000 c6421000 c012e4c3 c6b84ca0 c7f445a0 Call Trace: [<c0138967>] [<c012f45d>] [<c012e58e>] [<c012e4c3>] [<c012e7dc>] [<c0106f73>] Code: ff 40 10 8b 03 80 48 14 18 8b 43 2c 85 c0 74 2f 6a 00 53 ff Is the decoder status = 4 the key of solution?? I have attached correctly Svideo in, selected in insmod vidinput=1. Thank you.