On Wednesday 02 November 2005 1:58 pm, Iqbal wrote: > > Hi, > > When I load the net2280.ko on 2.6.12 I get the following oops message. I > am connected with netchip2280 on PCI slot.
Odd, I never got such messages. I suspect that if you enable DEBUG for that driver you'll notice that request_mem_region() failed, so you should find out why it did that ... was some other driver grabbing BAR 0 on that PCI device? Does it happen on 2.6.14? > The dump follows. > > Nov 2 14:47:12 localhost kernel: Unable to handle kernel NULL pointer > dereference at virtual address 000002a8 > Nov 2 14:47:12 localhost kernel: printing eip: > Nov 2 14:47:12 localhost kernel: f8b25f13 > Nov 2 14:47:12 localhost kernel: *pde = 00000000 > Nov 2 14:47:12 localhost kernel: Oops: 0000 [#1] > Nov 2 14:47:12 localhost kernel: Modules linked in: net2280(U) md5 ipv6 > parport_pc lp parport autofs4 sunrpc video button battery ac joydev > uhci_hcd ehci_hcd i2c_i801 i2c_core snd_intel8x0 snd_ac97_codec > snd_pcm_oss snd_mixer_oss snd_pcm snd_timer snd soundcore snd_page_alloc > e100 mii floppy dm_snapshot dm_zero dm_mirror ext3 jbd dm_mod > Nov 2 14:47:12 localhost kernel: CPU: 0 > Nov 2 14:47:12 localhost kernel: EIP: 0060:[<f8b25f13>] Tainted: > GF VLI > Nov 2 14:47:12 localhost kernel: EFLAGS: 00010292 (2.6.12-1.1381_FC3) > Nov 2 14:47:12 localhost kernel: EIP is at net2280_remove+0x13/0x1b0 > [net2280] > Nov 2 14:47:12 localhost kernel: eax: f7f6e444 ebx: f774b000 ecx: > f7f71d14 edx: 00000022 > Nov 2 14:47:12 localhost kernel: esi: f7f6e49c edi: 00000000 ebp: > f7f6e400 esp: f53f4ebc > Nov 2 14:47:12 localhost kernel: ds: 007b es: 007b ss: 0068 > Nov 2 14:47:12 localhost kernel: Process insmod (pid: 8579, > threadinfo=f53f4000 task=f5291aa0) > Nov 2 14:47:12 localhost kernel: Stack: badc0ded f7f71d14 f77247dc > c01286cd f7f6e400 f7f6e444 f774b000 f7f6e49c > Nov 2 14:47:12 localhost kernel: fffffff0 07981b65 f8b2638d > f8b26580 c037a198 00000282 c03c6608 f53a6180 > Nov 2 14:47:12 localhost kernel: f774b03e f7f6e444 00000000 > f7f6e400 0000021f 00000000 f8b27f00 f7f6e400 > Nov 2 14:47:12 localhost kernel: Call Trace: > Nov 2 14:47:12 localhost kernel: [<c01286cd>] > __request_region+0x6d/0x77 > Nov 2 14:47:12 localhost kernel: [<f8b2638d>] > net2280_probe+0x2dd/0x4c0 [net2280] > Nov 2 14:47:12 localhost kernel: [<c021177f>] > pci_device_probe_static+0x30/0x43 > Nov 2 14:47:12 localhost kernel: [<c02117b4>] > __pci_device_probe+0x22/0x33 > Nov 2 14:47:12 localhost kernel: [<c02117e0>] > pci_device_probe+0x1b/0x32 > Nov 2 14:47:12 localhost kernel: [<c027f5af>] > driver_probe_device+0x21/0x55 > Nov 2 14:47:12 localhost kernel: [<c027f6c1>] driver_attach+0x46/0x85 > Nov 2 14:47:12 localhost kernel: [<c0205648>] > kobject_register+0x2e/0x59 > Nov 2 14:47:12 localhost kernel: [<c027fad5>] bus_add_driver+0x8a/0xb7 > Nov 2 14:47:12 localhost kernel: [<c02119cb>] > pci_register_driver+0x93/0xaa > Nov 2 14:47:12 localhost kernel: [<c014680e>] > sys_init_module+0x132/0x1c1 > Nov 2 14:47:12 localhost kernel: [<c0176d13>] filp_close+0x3f/0x6f > Nov 2 14:47:12 localhost kernel: [<c010394d>] syscall_call+0x7/0xb > Nov 2 14:47:12 localhost kernel: Code: ff 8d b4 26 00 00 00 00 8b 40 74 > e9 89 40 63 c7 90 8d b4 26 00 00 00 00 55 89 c5 8d 40 44 57 56 53 83 ec > 14 89 44 24 10 8b 78 74 <8b> 97 a8 02 00 00 85 d2 0f 85 0f 01 00 00 8b > 97 b4 02 00 00 8b > > This happens immediately after the insmod. > > Could some one help. > > ------------------------------------------------------- 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
