prinz:~$ modprobe snd-ens1371 kobject snd_ens1371: registering. parent: , set: module kobject parameters: registering. parent: snd_ens1371, set: parameterssections: registering. parent: snd_ens1371, set: bus pci: add driver ENS1371ENS1371: registering. parent: , set: drivers Unable to handle kernel NULL pointer dereference at virtual address 00000000 printing eip:c15e5a9c*pde = 00000000Oops: 0000 [#1]PREEMPT Modules linked in: snd_ens1371 snd_rawmidi snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc ipv6 psmouse rtc CPU: 0EIP: 0060:[] Not tainted VLIEFLAGS: 00010286 (2.6.10-rc1) EIP is at 0xc15e5a9c24589[?25h[?0c[?25l[?1c~@k EFLAGS: 00010286 (2.6.10-rc1) EIP is at 0xc15e5a9c eax: 00000000 ebx: c15370dc ecx: c15e5a9c edx: c15372a0 esi: ffffffed edi: c15370dc ebp: dd9efe00 esp: dd9efdf0 ds: 007b es: 007b ss: 0068 Process modprobe (pid: 720, threadinfo=dd9ee000 task=dea5c550) Stack: c02498b9 c15370dc 000007ff c15370dc dd9efe14 c02498f1 c15370dc 000007ffdd4412fc dd9efe68 e087c27d c15370dc 00000000 dd9efe68 e0834b3f dd4412fc00000288 000000d0 00000000 1d244b3c 00000000 0000000a e083bad8 00000000 Call Trace: [] show_stack+0x7f/0xa0 [] show_registers+0x15a/0x1d0 [] die+0x158/0x2e0 [] do_page_fault+0x43a/0x664 [] error_code+0x2d/0x38 [] pci_enable_device+0x21/0x50 [] snd_ensoniq_create+0x1d/0x520 [snd_ens1371] [] snd_audiopci_probe+0x7b/0x1b0 [snd_ens1371] [] pci_device_probe_static+0x4b/0x70 [] __pci_device_probe+0x2c/0x30 [] pci_device_probe+0x2c/0x60 [] bus_match+0x3d/0x80 [] driver_attach+0x52/0xa0 [] bus_add_driver+0xaa/0xf0 [] driver_register+0x88/0x90 [] pci_register_driver+0x48/0x50 [] alsa_card_ens137x_init+0x12/0x14 [snd_ens1371] [] sys_init_module+0x2c2/0x3b0 [] syscall_call+0x7/0xb Code: 00 00 00 02 00 00 00 2c 5a 5e c1 c4 5a 5e c1 f0 44 43 c0 e0 44 43 c0 00 00 00 00 bc cd c5 df a5 c2 0f 17 a5 a7 48 c0 a5 c2 0f 17 <0a> 00 00 00 36 46 37 4600 00 00 00 ac 5a 5e c1 69 6e 74 31 33 CLASS: registering class device: ID = 'controlC0' kobject controlC0: registering. parent: sound, set: class_obj kobject snd_timer: registering. parent: , set: module kobject parameters: registering. parent: snd_timer, set: parameters kobject sections: registering. parent: snd_timer, set: CLASS: registering class device: ID = 'timer' kobject timer: registering. parent: sound, set: class_obj kobject snd_pcm: registering. parent: , set: module kobject parameters: registering. parent: snd_pcm, set: parameters kobject sections: registering. parent: snd_pcm, set: kobject snd_ac97_codec: registering. parent: , set: module kobject parameters: registering. parent: snd_ac97_codec, set: parameters kobject sections: registering. parent: snd_ac97_codec, set: kobject snd_rawmidi: registering. parent: , set: module kobject parameters: registering. parent: snd_rawmidi, set: parameters kobject sections: registering. parent: snd_rawmidi, set: kobject snd_ens1371: registering. parent: , set: module kobject parameters: registering. parent: snd_ens1371, set: parameters kobject sections: registering. parent: snd_ens1371, set: bus pci: add driver ENS1371 kobject ENS1371: registering. parent: , set: drivers Unable to handle kernel NULL pointer dereference at virtual address 00000000 printing eip: c15e5a9c *pde = 00000000 Oops: 0000 [#1] PREEMPT Modules linked in: snd_ens1371 snd_rawmidi snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc ipv6 psmouse rtc CPU: 0 EIP: 0060:[] Not tainted VLI EFLAGS: 00010286 (2.6.10-rc1) EIP is at 0xc15e5a9c eax: 00000000 ebx: c15370dc ecx: c15e5a9c edx: c15372a0 esi: ffffffed edi: c15370dc ebp: dd9efe00 esp: dd9efdf0 ds: 007b es: 007b ss: 0068 Process modprobe (pid: 720, threadinfo=dd9ee000 task=dea5c550) Stack: c02498b9 c15370dc 000007ff c15370dc dd9efe14 c02498f1 c15370dc 000007ffdd4412fc dd9efe68 e087c27d c15370dc 00000000 dd9efe68 e0834b3f dd4412fc00000288 000000d0 00000000 1d244b3c 00000000 0000000a e083bad8 00000000 Call Trace: [] show_stack+0x7f/0xa0 [] show_registers+0x15a/0x1d0 [] die+0x158/0x2e0 [] do_page_fault+0x43a/0x664 [] error_code+0x2d/0x38 [] pci_enable_device+0x21/0x50 [] snd_ensoniq_create+0x1d/0x520 [snd_ens1371] [] snd_audiopci_probe+0x7b/0x1b0 [snd_ens1371] [] pci_device_probe_static+0x4b/0x70 [] __pci_device_probe+0x2c/0x30 [] pci_device_probe+0x2c/0x60 [] bus_match+0x3d/0x80 [] driver_attach+0x52/0xa0 [] bus_add_driver+0xaa/0xf0 [] driver_register+0x88/0x90 [] pci_register_driver+0x48/0x50 [] alsa_card_ens137x_init+0x12/0x14 [snd_ens1371] [] sys_init_module+0x2c2/0x3b0 [] syscall_call+0x7/0xb Code: 00 00 00 02 00 00 00 2c 5a 5e c1 c4 5a 5e c1 f0 44 43 c0 e0 44 43 c0 00 00 00 00 bc cd c5 df a5 c2 0f 17 a5 a7 48 c0 a5 c2 0f 17 <0a> 00 00 00 36 46 37 4600 00 00 00 ac 5a 5e c1 69 6e 74 31 33336,1Bot[?25h[?0c[?25l[?1c~@k 5[?25h[?0c[?25l[?1c~@k 4[?25h[?0c[?25l[?1c~@k 3[?25h[?0c[?25l[?1c~@k 2[?25h[?0c[?25l[?1c~@k 1[?25h[?0c[?25l[?1c~@k 0[?25h[?0c[?25l[?1c~@k 29[?25h[?0c[?25l[?1c~@k 8[?25h[?0c[?25l[?1c~@k 7[?25h[?0c[?25l[?1c~@k 6[?25h[?0c[?25l[?1c~@k 5[?25h[?0c[?25l[?1c~@k 4[?25h[?0c[?25l[?1c~@k 3[?25h[?0c[?25l[?1c~@k 2[?25h[?0c[?25l[?1c~@k 1[?25h[?0c[?25l[?1c~@k 0[?25h[?0c[?25l[?1c~@k 19[?25h[?0c[?25l[?1c~@k 8[?25h[?0c[?25l[?1c::[?25h[?0cq[?25l[?1c[?25h[?0c [?25l[?1c[?25h[?0cprinz:~$ lsmod Module Size Used by snd_ens1371 29928 1 snd_rawmidi 25952 1 snd_ens1371 snd_ac97_codec 77856 1 snd_ens1371 snd_pcm 101768 2 snd_ens1371,snd_ac97_codec snd_timer 31940 1 snd_pcm snd 51620 5 snd_ens1371,snd_rawmidi,snd_ac97_codec,snd_pcm,snd_timer soundcore 9440 1 snd snd_page_alloc 7620 1 snd_pcm ipv6 260480 8 psmouse 20424 0 rtc 20188 0 prinz:~$ rmmod snd-e  _ens1371 ERROR: Module snd_ens1371 is in use prinz:~$ rmmod snd_ens1371 ERROR: Module snd_ens1371 is in use prinz:~$ rmmod snd_ens1371         pcm ERROR: Module snd_pcm is in use by snd_ens1371,snd_ac97_codec prinz:~$ Script done on Sun Nov 7 16:06:39 2004