Re: 2.0.36 instability?

[Glenn Burkhardt]

Sorry, I forgot to add this log trace to my last message.  The attempt to
unload the module occurs minutes after boot, without any activity on the
unit (no attempts to log in; in fact, all the cables to the mux are 
disconnected).

Nov 30 18:32:35 phoebus kernel:         ttyM7/cum7 at 0x0238  max. baud rate 
up to 115200 bps.
Nov 30 18:34:34 phoebus kernel: Moxa C168 serial driver unload
Nov 30 18:34:34 phoebus kernel: Couldn't unregister Moxa C168 serial driver: 
-16
Nov 30 18:34:34 phoebus kernel: Couldn't unregister Moxa C168 callout driver: 
-16
Nov 30 18:56:58 phoebus kernel: Unable to handle kernel paging request at 
virtual address c2824198
Nov 30 18:56:58 phoebus kernel: current->tss.cr3 = 00d1e000, `r3 = 00d1e000
Nov 30 18:56:58 phoebus kernel: *pde = 00001067
Nov 30 18:56:58 phoebus kernel: *pte = 00000000
Nov 30 18:56:58 phoebus kernel: Oops: 0000
Nov 30 18:56:58 phoebus kernel: CPU:    0
Nov 30 18:56:58 phoebus kernel: EIP:    0010:[get_tty_driver+28/76]
Nov 30 18:56:58 phoebus kernel: EFLAGS: 00010202
Nov 30 18:56:58 phoebus kernel: eax: 00000004   ebx: 00000001   ecx: 00b04600  
 edx: 0282418c
Nov 30 18:56:58 phoebus kernel: esi: 00000004   edi: 00b04600   ebp: 001d842c  
 esp: 00f10f18
Nov 30 18:56:58 phoebus kernel: ds: 0018   es: 0018   fs: 002b   gs: 002b   
ss: 0018
Nov 30 18:56:58 phoebus kernel: Process login (pid: 344, process nr: 7, 
stackpage=00f10000)
Nov 30 18:56:58 phoebus kernel: Stack: ffffffed 00000004 00124f39 00000401 
ffffffed 0039ec38 00b04600 0804d9c8
Nov 30 18:56:58 phoebus kernel:        0012c3a9 00000000 00000003 0012c3ee 
00b04600 00124fcc 00000004 00000001
Nov 30 18:56:58 phoebus kernel:        00000080 001bc593 001d842c 001252eb 
00000004 00000001 0039ec38 00000000
Nov 30 18:56:58 phoebus kernel: Call Trace: [get_fops+53/140] 
[open_namei+549/1032] [open_namei+618/1032] [get_chrfops+28/32] 
[chrdev_open+39/76] [do_open+195/284] [sys_open+57/112]
Nov 30 18:56:58 phoebus kernel:        [system_call+85/124] 
Nov 30 18:56:58 phoebus kernel: Code: 0f bf 42 0c 39 f0 75 18 0f bf 4a 0e 39 
cb 7c 10 0f bf 42 10
Nov 30 18:56:58 phoebus kernel: Unable to handle kernel paging request at 
virtual address c2824198
Nov 30 18:56:58 phoebus kernel: current->tss.cr3 = 0050e000, `r3 = 0050e000
Nov 30 18:56:58 phoebus kernel: *pde = 00001067
Nov 30 18:56:58 phoebus kernel: *pte = 00000000
Nov 30 18:56:58 phoebus kernel: Oops: 0000
Nov 30 18:56:58 phoebus kernel: CPU:    0
Nov 30 18:56:58 phoebus kernel: EIP:    0010:[get_tty_driver+28/76]
Nov 30 18:56:58 phoebus kernel: EFLAGS: 00010202
Nov 30 18:56:58 phoebus kernel: eax: 00000004   ebx: 00000000   ecx: 0029bd00  
 edx: 0282418c
Nov 30 18:56:58 phoebus kernel: esi: 00000004   edi: 0029bd00   ebp: 001d842c  
 esp: 00f10f18
Nov 30 18:56:58 phoebus kernel: ds: 0018   es: 0018   fs: 002b   gs: 002b   
ss: 0018
Nov 30 18:56:58 phoebus kernel: Process init (pid: 355, process nr: 6, 
stackpage=00f10000)
Nov 30 18:56:58 phoebus kernel: Stack: ffffffed 00000004 00124f39 00000400 
ffffffed 0039ea5c 0029bd00 bffffa04
Nov 30 18:56:58 phoebus kernel:        0012c3a9 00000000 00000903 0012c3ee 
0029bd00 00124fcc 00000004 00000000
Nov 30 18:56:58 phoebus kernel:        00000080 001bc593 001d842c 001252eb 
00000004 00000000 0039ea5c 00000000
Nov 30 18:56:58 phoebus kernel: Call Trace: [get_fops+53/140] 
[open_namei+549/1032] [open_namei+618/1032] [get_chrfops+28/32] 
[chrdev_open+39/76] [do_open+195/284] [sys_open+57/112]
Nov 30 18:56:58 phoebus kernel:        [system_call+85/124] 
Nov 30 18:56:58 phoebus kernel: Code: 0f bf 42 0c 39 f0 75 18 0f bf 4a 0e 39 
cb 7c 10 0f bf 42 10
Nov 30 18:56:58 phoebus kernel: Unable to handle kernel paging request at 
virtual address c2824198
Nov 30 18:56:58 phoebus kernel: current->tss.cr3 = 010f1000, `r3 = 010f1000
Nov 30 18:56:58 phoebus kernel: *pde = 00001067