kernel panic in igb driver - more info

[Nomad Esst]

Any help would be appreciated 

db> trace
Tracing pid 12 tid 100125 td 0xfffffe0004ecf000
igb_start_locked() at igb_start_locked+0x639/frame 0xffffff80e3464b20
igb_msix_que() at igb_msix_que+0xb7/frame 0xffffff80e3464b60
intr_event_execute_handlers() at intr_event_execute_handlers+0xfd/frame 0xffffff80e3464b90
ithread_loop() at ithread_loop+0x9d/frame 0xffffff80e3464be0
fork_exit() at fork_exit+0x11f/frame 0xffffff80e3464c30
fork_trampoline() at fork_trampoline+0xe/frame 0xffffff80e3464c30
--- trap 0, rip = 0, rsp = 0xffffff80e3464cf0, rbp = 0 ---
db>

Thanks in advance