NetXtreme II driver bnx2x (bnx2x_panic_dump) failure during PXE booting in Red Hat Enterprise Linux 7.

Issue

• bnx2x drivers are failing during boot and following crash dump is observed.

  bnx2x: [bnx2x_panic_dump:913(em1)]begin crash dump -----------------
  bnx2x: [bnx2x_panic_dump:923(em1)]def_idx(0x9)  def_att_idx(0x2)  attn_state(0x0)  spq_prod_idx(0x24) next_stats_cnt(0x3)
  bnx2x: [bnx2x_panic_dump:928(em1)]DSB: attn bits(0x0)  ack(0x100)  id(0x0)  idx(0x2)
  bnx2x: [bnx2x_panic_dump:929(em1)]     def (0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x9 0x0 0x0 0x0 0x0 0x0 0x0 0x0 0x0)  igu_sb_id(0x0)  igu_seg_id(0x1) pf_id(0x0)  vnic_id(0x0)  vf_id(0xff)  vf_valid (0x0) state(0x1)
  bnx2x: [bnx2x_panic_dump:980(em1)]fp0: rx_bd_prod(0x1d8)  rx_bd_cons(0x13)  rx_comp_prod(0x1e2)  rx_comp_cons(0x16)  *rx_cons_sb(0x16)
  bnx2x: [bnx2x_panic_dump:983(em1)]     rx_sge_prod(0x400)  last_max_sge(0x0)  fp_hc_idx(0x11)
  bnx2x: [bnx2x_panic_dump:1000(em1)]fp0: tx_pkt_prod(0x0)  tx_pkt_cons(0x0)  tx_bd_prod(0x0)  tx_bd_cons(0x0)  *tx_cons_sb(0x0)