Red Hat Bugzilla – Bug 24326
extra ethernet interface
Last modified: 2007-04-18 12:30:46 EDT
On i586 computer with two 3com905 cards anaconda created 3 (not 2!) /etc/modules.conf ethernet entries during kickstart installation. cat /etc/modules.conf alias eth0 3c59x alias eth1 3c59x alias parport_lowlevel parport_pc alias eth2 3c90x cat /proc/cpuinfo processor : 0 vendor_id : GenuineIntel cpu family : 5 model : 2 model name : Pentium 75 - 200 stepping : 5 cpu MHz : 75.172 fdiv_bug : no hlt_bug : no sep_bug : no f00f_bug : yes coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr mce cx8 bogomips : 149.91 [root@clienthost /root]# cat /proc/pci PCI devices found: Bus 0, device 0, function 0: Host bridge: VLSI 82C592-FC1 (rev 1). Medium devsel. Fast back-to-back capable. Master Capable. Latency=16. Bus 0, device 1, function 0: ISA bridge: VLSI 82C593-FC1 (rev 1). Medium devsel. Fast back-to-back capable. Master Capable. No bursts. Bus 0, device 2, function 0: VGA compatible controller: Cirrus Logic GD 5434 (rev 195). Fast devsel. Non-prefetchable 32 bit memory at 0x40000000 [0x40000000]. Bus 0, device 3, function 0: IDE interface: CMD 640 (buggy) (rev 2). Medium devsel. IRQ 14. Bus 0, device 19, function 0: Ethernet controller: 3Com 3C905B 100bTX (rev 36). Medium devsel. IRQ 11. Master Capable. Latency=64. Min Gnt=10.Max Lat=10. I/O at 0x1000 [0x1001]. Non-prefetchable 32 bit memory at 0x41000000 [0x41000000]. Bus 0, device 20, function 0: Ethernet controller: 3Com Unknown device (rev 120). Vendor id=10b7. Device id=9200. Medium devsel. IRQ 5. Master Capable. Latency=64. Min Gnt=10.Max Lat=10. I/O at 0x1080 [0x1081]. Non-prefetchable 32 bit memory at 0x41080000 [0x41080000]. [root@clienthost /root]# dmesg Linux version 2.2.16-22 (root@porky.devel.redhat.com) (gcc version egcs-2.91.66 19990314/Linux (egcs-1.1.2 release)) #1 Tue Aug 22 16:16:55 EDT 2000 Detected 75172 kHz processor. Console: colour VGA+ 80x25 Calibrating delay loop... 149.91 BogoMIPS Memory: 79156k/81920k available (1048k kernel code, 412k reserved, 1240k data, 64k init, 0k bigmem) Dentry hash table entries: 262144 (order 9, 2048k) Buffer cache hash table entries: 131072 (order 7, 512k) Page cache hash table entries: 32768 (order 5, 128k) VFS: Diskquotas version dquot_6.4.0 initialized CPU: Intel Pentium 75 - 200 stepping 05 Checking 386/387 coupling... OK, FPU using exception 16 error reporting. Checking 'hlt' instruction... OK. Intel Pentium with F0 0F bug - workaround enabled. POSIX conformance testing by UNIFIX PCI: BIOS32 entry (0xc00f7db0) in high memory, cannot use. PCI: Using configuration type 1 PCI: Probing PCI hardware Linux NET4.0 for Linux 2.2 Based upon Swansea University Computer Society NET3.039 NET4: Unix domain sockets 1.0 for Linux NET4.0. NET4: Linux TCP/IP 1.0 for NET4.0 IP Protocols: ICMP, UDP, TCP, IGMP TCP: Hash tables configured (ehash 131072 bhash 65536) Linux IP multicast router 0.06 plus PIM-SM Initializing RT netlink socket Starting kswapd v 1.5 Detected PS/2 Mouse Port. Serial driver version 4.27 with MANY_PORTS MULTIPORT SHARE_IRQ enabled ttyS00 at 0x03f8 (irq = 4) is a 16550A ttyS01 at 0x02f8 (irq = 3) is a 16550A pty: 256 Unix98 ptys configured apm: BIOS version 1.1 Flags 0x0a (Driver version 1.13) Real Time Clock Driver v1.09 RAM disk driver initialized: 16 RAM disks of 4096K size CMD640: ignored by ide_scan_pci_device() (uses own driver) ide0: buggy cmd640b interface on PCI (type1), config=0x3e ide1: serialized, secondary interface enabled cmd640: drive0 timings/prefetch(off) preserved cmd640: drive1 timings/prefetch(off) preserved cmd640: drive2 timings/prefetch(off) preserved cmd640: drive3 timings/prefetch(off) preserved hda: ST310212A, ATA DISK drive hdd: CD-ROM CDU76E, ATAPI CDROM drive ide0 at 0x1f0-0x1f7,0x3f6 on irq 14 ide1 at 0x170-0x177,0x376 on irq 15 (serialized with ide0) hda: ST310212A, 9768MB w/512kB Cache, CHS=19846/16/63 Floppy drive(s): fd0 is 1.44M FDC 0 is a post-1991 82077 md driver 0.90.0 MAX_MD_DEVS=256, MAX_REAL=12 raid5: measuring checksumming speed 8regs : 71.247 MB/sec 32regs : 52.197 MB/sec using fastest function: 8regs (71.247 MB/sec) scsi : 0 hosts. scsi : detected total. md.c: sizeof(mdp_super_t) = 4096 Partition check: hda: [PTBL] [1245/255/63] hda1 hda2 < hda5 hda6 hda7 > autodetecting RAID arrays autorun ... ... autorun DONE. VFS: Mounted root (ext2 filesystem) readonly. Freeing unused kernel memory: 64k freed Adding Swap: 208804k swap-space (priority -1) 3c59x.c:v0.99H 01Aug00 Donald Becker http://cesdis.gsfc.nasa.gov/linux/drivers/vortex.html eth0: 3Com 3c905B Cyclone 100baseTx at 0x1000, 00:10:5a:ce:4c:20, IRQ 11 8K byte-wide RAM 5:3 Rx:Tx split, autoselect/Autonegotiate interface. MII transceiver found at address 24, status 786d. MII transceiver found at address 0, status 786d. Enabling bus-master transmits and whole-frame receives. eth1: 3Com 3c905C Tornado at 0x1080, 00:01:03:22:e0:cb, IRQ 5 8K byte-wide RAM 5:3 Rx:Tx split, autoselect/Autonegotiate interface. MII transceiver found at address 24, status 7809. Enabling bus-master transmits and whole-frame receives. parport0: PC-style at 0x378 (0x778) [SPP,ECP,ECPEPP,ECPPS2] parport0: detected irq 7; use procfs to enable interrupt-driven operation. parport_probe: failed parport0: no IEEE-1284 device present. lp0: using parport0 (polling). cat uses obsolete /proc/pci interface
Assigning to a developer.
This happened because the 3c59x driver (inserted) first, was willing to drive the 3c905 card, but the install wanted to use the 3c90x driver for that card. This is a bug, but as the 3c90x driver won't exist as of the 2.4 kernel, I'm not going to bother fixing it.