Loss of network connectivity and "bnx2x_panic_dump" seen in logs

Solution Unverified - Updated -

Issue

  • The system loses network connectivity, messages similar to the following are seen in /var/log/messages or on system console:
Apr 19 13:13:17 hostname kernel: [bnx2x_stats_update:4289(eth0)]storm stats were not updated for 3 times 
Apr 19 13:13:17 hostname kernel: [bnx2x_stats_update:4290(eth0)]driver assert 
Apr 19 13:13:17 hostname kernel: [bnx2x_panic_dump:537(eth0)]begin crash dump ----------------- 
Apr 19 13:13:17 hostname kernel: [bnx2x_panic_dump:545(eth0)]def_c_idx(77)  def_u_idx(0)  def_x_idx(0)  def_t_idx(0)  def_att_idx(2)  attn_state(0)  spq_prod_idx(95) 
Apr 19 13:13:17 hostname kernel: [bnx2x_panic_dump:556(eth0)]queue[0]: rx_bd_prod(1021)  rx_bd_cons(23)  *rx_bd_cons_sb(0)  rx_comp_prod(1026)  rx_comp_cons(26)  *rx_cons_sb(26)
Apr 19 13:13:17 hostname kernel: [bnx2x_panic_dump:561(eth0)]          rx_sge_prod(400)  last_max_sge(0)  fp_u_idx(26) *sb_u_idx(26)

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Broadcom network interface using bnx2x driver

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content