BUG: soft lockup - CPU stuck for 60s with RIP in tg3_poll

Solution Verified - Updated -

Issue

  • System logs BUG: soft lockup - CPU#5 stuck for 60s! with RIP in tg3:tg3_poll
Pid: 16956, comm: ip Tainted: P     ---- 2.6.18-308.24.1.el5 #1
RIP: 0010:[<ffffffff881cd97a>]  [<ffffffff881cd97a>] :tg3:tg3_poll+0x7aa/0x102c
...
Call Trace:
 <IRQ>  [<ffffffff80055330>] sk_reset_timer+0xf/0x19
 [<ffffffff8000c9b9>] net_rx_action+0xac/0x1b1
 [<ffffffff8001258d>] __do_softirq+0x89/0x133
 [<ffffffff8005e2fc>] call_softirq+0x1c/0x28
 <EOI>  [<ffffffff8006d646>] do_softirq+0x2c/0x7d
 [<ffffffff80096e9c>] local_bh_enable_ip+0x48/0x5a
 [<ffffffff881ca448>] :tg3:tg3_close+0x84/0x112
 [<ffffffff8023a230>] dev_close+0x53/0x77
Pid: 17191, comm: dsmc Tainted: P     ---- 2.6.18-274.17.1.el5 #1 
RIP: 0010:[<ffffffff8829b315>] [<ffffffff8829b315>] :tg3:tg3_poll+0x5e4/0xe37 
...
Call Trace: 
<IRQ> 
[<ffffffff8000ca57>] net_rx_action+0xac/0x1b1 
[<ffffffff80012575>] __do_softirq+0x89/0x133 
[<ffffffff8005e2fc>] call_softirq+0x1c/0x28 
[<ffffffff8006d646>] do_softirq+0x2c/0x7d 
[<ffffffff8005dc8e>] apic_timer_interrupt+0x66/0x6c 

Environment

  • Red Hat Enterprise Linux 5.7 or 5.8
  • Broadcom network interface with tg3 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