Here is the kern.log info pertaining to the netbase install kernel panic. It happens with both a 2.1.121 and 2.1.125 kernel.
It says something about setting up IP-spoofing protection right before this, but it doesn't show up in the log Oct 15 20:09:13 unknown kernel: NIP: F3C1F3C0 XER: 00000000 LR: C001C018 REGS: c61e3d30 TRAP: 0400 Oct 15 20:09:13 unknown kernel: MSR: 40009932 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 Oct 15 20:09:13 unknown kernel: TASK = c61e2000[1141] 'netbase' mm->pgd c87ca000 Last syscall: 4 Oct 15 20:09:13 unknown kernel: last math c61e2000 Oct 15 20:09:13 unknown kernel: GPR00: F3C1F3C1 C61E3E20 C61E2000 C8FD5CE0 00000001 C8A5AD20 30013000 C61E3E28 Oct 15 20:09:13 unknown kernel: GPR08: 00000000 00000000 00000000 00000004 C61E3E20 018CBA0C 00000000 01860000 Oct 15 20:09:13 unknown kernel: GPR16: 00000000 01860000 00000003 01860000 00009932 061E3E80 00000000 C0003A8C Oct 15 20:09:13 unknown kernel: GPR24: C0003844 00000002 30013000 30013000 00000002 C8A5AD20 00000001 C8FD5CE0 Oct 15 20:09:13 unknown kernel: Call backtrace: Oct 15 20:09:13 unknown kernel: C001BFE4 C001C0B0 C002BC1C C0003898 00000000 0158A4CC 0158A814 Oct 15 20:09:13 unknown kernel: 0158B620 015889B4 01860FEC 01823554 01823D4C 018231F4 0181EFE8 Oct 15 20:09:13 unknown kernel: 0181E240 01821040 0181F174 01820C4C 0181F3A4 0181E240 01820C14 Oct 15 20:09:13 unknown kernel: 0181F3A4 0181E240 0182255C 0181F2C8 0181F37C 018239DC 01823D78 Oct 15 20:09:13 unknown kernel: 018231F4 0181EFE8 0181E240 01820C14 0181F3A4 Oct 15 20:09:13 unknown kernel: Kernel panic: kernel access of bad area pc f3c1f3c0 lr c001c018 address F3C1F3C0 tsk netbase/1141
