Messages in this thread |  | | From | Kari Lempiainen <> | Subject | Trouble with MultiTech serial card | Date | Mon, 21 Aug 2000 20:42:47 +0300 |
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Hi,
I just purchased MultiTech ISI4604-PCI Intelligent Serial Interface. I compiled my 2.2.14 kernel to support it. When I load the module and try to access the card with stty < /dev/ttyM1a, I get segmentation fault and the following stuff to syslog.
I downloaded the latest driver from MultiTech site and the problem is the same. I even managed to kill my machine so that only the powerswitch worked.
I am running a Dual P3 450 in Asus P2B-DS. BIOS detects the card fine and /proc/pci shows it like this: Bus 0, device 11, function 0: Communication controller: PLX Unknown device (rev 1). Vendor id=10b5. Device id=2051. Medium devsel. Fast back-to-back capable. IRQ 11. Non-prefetchable 32 bit memory at 0xe2000000 [0xe2000000]. I/O at 0xb400 [0xb401]. I/O at 0xb000 [0xb001].
Please help...
Cheers,
Kari
------------- Stuff from syslog
Aug 21 20:22:33 trane kernel: ISI PCI Card(Device ID 0x2051) Aug 21 20:22:33 trane kernel: ISICOM: Card1 at 0xb000 using irq 11. Aug 21 20:22:49 trane kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000024 Aug 21 20:22:49 trane kernel: current->tss.cr3 = 0aa46000, %cr3 = 0aa46000 Aug 21 20:22:49 trane kernel: *pde = 00000000 Aug 21 20:22:49 trane kernel: Oops: 0000 Aug 21 20:22:49 trane kernel: CPU: 0 Aug 21 20:22:49 trane kernel: EIP: 0010:[<e009ee7d>] Aug 21 20:22:49 trane kernel: EFLAGS: 00010286 Aug 21 20:22:49 trane kernel: eax: e009ee6c ebx: 00000000 ecx: d31d1000 edx: 00000000 Aug 21 20:22:49 trane kernel: esi: 00000000 edi: ca21bf80 ebp: d31d1000 esp: d32afe88 Aug 21 20:22:49 trane kernel: ds: 0018 es: 0018 ss: 0018 Aug 21 20:22:49 trane kernel: Process bash (pid: 1861, process nr: 143, stackpage=d32af000) Aug 21 20:22:49 trane kernel: Stack: ca21bf80 00000000 ffffffff ca21bf80 c01a7fdb d31d1000 ca21bf80 ffffffed Aug 21 20:22:49 trane kernel: 00000000 00000000 ca21bf80 d31d1000 00000000 00000000 d32afed0 00000001 Aug 21 20:22:49 trane kernel: 00000000 d32afed0 00000001 00000000 00000000 00000000 ca21bf80 ca21bf80 Aug 21 20:22:49 trane kernel: Call Trace: [release_dev+655/1648] [check_tty_count+24/120] [<e00a1a80>] [tty_open+473/808] [tty_open+559/808] [lookup_dentry+351/488] [get_chrfops+30/36] Aug 21 20:22:49 trane kernel: [tvecs+10108/13312] [chrdev_open+63/76] [filp_open+172/240] [sys_open+82/172] [system_call+52/56] Aug 21 20:22:49 trane kernel: Code: 8b 4b 24 89 4c 24 14 85 db 0f 84 9a 01 00 00 e8 6b c0 06 e0 Aug 21 20:23:01 trane kernel: Unable to handle kernel NULL pointer dereference at virtual address 00000024 Aug 21 20:23:01 trane kernel: current->tss.cr3 = 0aa46000, %cr3 = 0aa46000 Aug 21 20:23:01 trane kernel: *pde = 00000000 Aug 21 20:23:01 trane kernel: Oops: 0000 Aug 21 20:23:01 trane kernel: CPU: 0 Aug 21 20:23:01 trane kernel: EIP: 0010:[<e009ee7d>] Aug 21 20:23:01 trane kernel: EFLAGS: 00010286 Aug 21 20:23:01 trane kernel: eax: e009ee6c ebx: 00000000 ecx: d31d1000 edx: 00000000 Aug 21 20:23:01 trane kernel: esi: 00000000 edi: ca21be60 ebp: d31d1000 esp: d28d5e88 Aug 21 20:23:01 trane kernel: ds: 0018 es: 0018 ss: 0018 Aug 21 20:23:01 trane kernel: Process bash (pid: 1863, process nr: 143, stackpage=d28d5000) Aug 21 20:23:01 trane kernel: Stack: ca21be60 00000000 ffffffff ca21be60 c01a7fdb d31d1000 ca21be60 ffffffed Aug 21 20:23:01 trane kernel: 00000000 00000000 ca21be60 d31d1000 00000000 00000000 ca21be60 c6a292c4 Aug 21 20:23:01 trane kernel: 00000000 00000000 00007000 00000000 00000000 00000000 ca21be60 00000013 Aug 21 20:23:01 trane kernel: Call Trace: [release_dev+655/1648] [wake_up_process+82/100] [__wake_up+67/104] [<e00a1a80>] [tty_open+473/808] [tty_open+559/808] [lookup_dentry+351/488] Aug 21 20:23:01 trane kernel: [get_chrfops+30/36] [tvecs+10108/13312] [chrdev_open+63/76] [filp_open+172/240] [sys_open+82/172] [system_call+52/56] Aug 21 20:23:01 trane kernel: Code: 8b 4b 24 89 4c 24 14 85 db 0f 84 9a 01 00 00 e8 6b c0 06 e0
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