[OpenWrt-Tickets] [OpenWrt] #3264: Ethernet on RDC R3211 broken

[OpenWrt]

#3264: Ethernet on RDC R3211 broken
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 Reporter:  blk3398 at vip.cybercity.dk  |        Owner:  florian 
     Type:  defect                    |       Status:  assigned
 Priority:  high                      |    Milestone:  Kamikaze
Component:  kernel                    |   Resolution:          
 Keywords:  r6040 null derefernce     |  
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Comment (by Bruce):

 This is the best output i managed to get. Turning ksyms on make my kernel
 too big, and wouldnt boot, so i had to strip some other stuff from kernel.

 BUG: unable to handle kernel NULL pointer dereference at virtual address
 00004
 printing eip: c1c81255 *pde = 00000000
 Oops: 0000 [#1]
 Modules linked in: r6040 fuse nfs lockd sunrpc rt61pci rt2x00pci rt2x00lib
 mac80211 cfg80211 eeprom_93cx6 crci

 Pid: 524, comm: dropbearkey Not tainted (2.6.24.7 #7)
 EIP: 0060:[<c1c81255>] EFLAGS: 00000286 CPU: 0
 EIP is at init_module+0x418255/0x4190e8 [r6040]
 EAX: c0c26bd0 EBX: c0c26bd0 ECX: 00000008 EDX: 00000040
 ESI: 00000000 EDI: 0000012c EBP: 0000000b ESP: c0e17f30
  DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
 Process dropbearkey (pid: 524, ti=c0e16000 task=c0d52a90 task.ti=c0e16000)
 Stack: 00000005 ee5dd000 00000040 36209871 00000000 c0c26bd0 00000040
 0000012c
        0000000b c01e1f0f c0120dc1 00000246 c1c818c9 c0c27720 ffff3e8c
 00000001
        c02c0038 0000000a 0000000b c0111db8 00000046 c0288ce8 00000000
 c0111e1a
 Call Trace:
  [<c01e1f0f>] net_rx_action+0x4f/0x110
  [<c0120dc1>] tick_handle_periodic+0xf/0x5e
  [<c1c818c9>] init_module+0x4188c9/0x4190e8 [r6040]
  [<c0111db8>] __do_softirq+0x35/0x75
  [<c0111e1a>] do_softirq+0x22/0x26
  [<c01052a3>] do_IRQ+0x55/0x68
  [<c022808e>] schedule+0x1f3/0x20d
  [<c0103da3>] common_interrupt+0x23/0x30
  =======================
 Code: 44 83 c8 02 0f b7 c0 89 fa e8 91 d3 51 fe 66 83 7b 3e 7f 76 b2 89 73
 1c 5b 5e 5f 5d c3 55 57 56 53 83 e
 EIP: [<c1c81255>] init_module+0x418255/0x4190e8 [r6040] SS:ESP
 0068:c0e17f30
 Kernel panic - not syncing: Fatal exception in interrupt
 Rebooting in 3 seconds..

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Ticket URL: <https://dev.openwrt.org/ticket/3264#comment:6>
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