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Subject[BUG] 2.6.23-rc3-mm1 - kernel BUG at net/core/skbuff.c:95!
Hi Andrew,

Following Kernel Bug was raised when i tried compiling and booting ppc64
machine
with 2.6.23-rc3-mm1 kernel.

=================================================================
Freeing initrd memory: 908k freed

sysctl table check failed: /kernel .1 Writable sysctl directory

skb_over_panic: text:c0000000002bf840 len:139 put:29 head:c00000000ffe7400 data:c00000000ffe7400 tail:0x8b end:0x80 dev:<NULL>
------------[ cut here ]------------
kernel BUG at net/core/skbuff.c:95!

Oops: Exception in kernel mode, sig: 5 [#1]

SMP NR_CPUS=128 NUMA pSeries

Modules linked in:

NIP: c0000000003fd7c4 LR: c0000000003fd7c0 CTR: 80000000000f97dc
REGS: c0000000027f3850 TRAP: 0700 Not tainted (2.6.23-rc3-mm1-autokern1)
MSR: 8000000000029032 <EE,ME,IR,DR> CR: 24288024 XER: 00000010
TASK = c000000009fc0000[1] 'swapper' THREAD: c0000000027f0000 CPU: 0
GPR00: c0000000003fd7c0 c0000000027f3ad0 c000000000737710 0000000000000082
GPR04: 0000000000000001 0000000000000001 0000000000000000 c00000000062bb3c
GPR08: 0000000000000000 c00000000067b2e0 0000000000002100 c00000000077b110
GPR12: 0000000000004000 c000000000649f00 0000000000000000 0000000000000000
GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
GPR20: 0000000000000000 c00000000802a0c0 c00000000052ea30 c0000000005392a8
GPR24: c000000009f6b908 c0000000006a4000 c0000000026e2000 0000000000000020
GPR28: c00000000ffe746e 0000000000000004 c0000000006f5340 c000000009f6a900
NIP [c0000000003fd7c4] .skb_over_panic+0x50/0x58
LR [c0000000003fd7c0] .skb_over_panic+0x4c/0x58
Call Trace:

[c0000000027f3ad0] [c0000000003fd7c0] .skb_over_panic+0x4c/0x58 (unreliable)
[c0000000027f3b60] [c0000000002bf848] .kobject_uevent_env+0x4f8/0x528
[c0000000027f3c80] [c00000000032512c] .device_add+0x2bc/0x730
[c0000000027f3d50] [c000000000022330] .vio_register_device_node+0x1a4/0x274
[c0000000027f3e00] [c0000000005d34a8] .vio_bus_init+0xa0/0xec
[c0000000027f3e80] [c0000000005c8c6c] .kernel_init+0x20c/0x4b8
[c0000000027f3f90] [c0000000000267b0] .kernel_thread+0x4c/0x68
Instruction dump:

80a30068 e8e300b8 e90300c0 812300b0 814300b4 2fa00000 409e0008 e81e8008
e87e8010 f8010070 4bc59055 60000000 <0fe00000> 48000000 7c0802a6 fbc1fff0
Kernel panic - not syncing: Attempted to kill init!



Thanks & Regards,
Kamalesh Babulal.
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