User-Agent:       Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.4) Gecko/20091016 SUSE/3.5.4-1.1.2 Firefox/3.5.4

I have a box with a realtek8169 as the built in gigabit ethernet.
I'm unable to put it under heavy network traffic as if I do the box hangs shortly thereafter.  Can be replicated 100% of the time, within 2-3 minutes of heavy (network) load.

Nov 22 16:34:33 frank kernel: [28634.284677] The following is only an harmless informational message.
Nov 22 16:34:33 frank kernel: [28634.284687] Unless you get a _continuous_flood_ of these messages it means
Nov 22 16:34:33 frank kernel: [28634.284693] everything is working fine. Allocations from irqs cannot be
Nov 22 16:34:33 frank kernel: [28634.284697] perfectly reliable and the kernel is designed to handle that.
Nov 22 16:34:33 frank kernel: [28634.284704] swapper: page allocation failure. order:0, mode:0x20
Nov 22 16:34:33 frank kernel: [28634.284713] Pid: 0, comm: swapper Not tainted 2.6.31.5-0.1-default #1
Nov 22 16:34:33 frank kernel: [28634.284718] Call Trace:
Nov 22 16:34:33 frank kernel: [28634.284748]  [<ffffffff81011749>] try_stack_unwind+0x189/0x1b0
Nov 22 16:34:33 frank kernel: [28634.284763]  [<ffffffff8101013d>] dump_trace+0x9d/0x330
Nov 22 16:34:33 frank kernel: [28634.284776]  [<ffffffff81011254>] show_trace_log_lvl+0x64/0x90
Nov 22 16:34:33 frank kernel: [28634.284787]  [<ffffffff810112a3>] show_trace+0x23/0x40
Nov 22 16:34:33 frank kernel: [28634.284801]  [<ffffffff81554378>] dump_stack+0x81/0x9e
Nov 22 16:34:33 frank kernel: [28634.284814]  [<ffffffff811110c2>] __alloc_pages_slowpath+0x572/0x580
Nov 22 16:34:33 frank kernel: [28634.284826]  [<ffffffff81111221>] __alloc_pages_nodemask+0x151/0x160
Nov 22 16:34:33 frank kernel: [28634.284838]  [<ffffffff8114beac>] kmem_getpages+0x6c/0x190
Nov 22 16:34:33 frank kernel: [28634.284850]  [<ffffffff8114cfca>] fallback_alloc+0x1ca/0x290
Nov 22 16:34:33 frank kernel: [28634.284861]  [<ffffffff8114cd10>] ____cache_alloc_node+0xb0/0x1a0
Nov 22 16:34:33 frank kernel: [28634.284874]  [<ffffffff8114c1a2>] kmem_cache_alloc_node+0xa2/0x220
Nov 22 16:34:33 frank kernel: [28634.284885]  [<ffffffff8114c39f>] __kmalloc_node+0x7f/0x110
Nov 22 16:34:33 frank kernel: [28634.284898]  [<ffffffff81461cf4>] __alloc_skb+0x84/0x1a0
Nov 22 16:34:33 frank kernel: [28634.284910]  [<ffffffff81462150>] __netdev_alloc_skb+0x40/0x80
Nov 22 16:34:33 frank kernel: [28634.284936]  [<ffffffffa011f0a8>] rtl8169_rx_fill+0xc8/0x280 [r8169]
Nov 22 16:34:34 frank kernel: [28634.284966]  [<ffffffffa011f63c>] rtl8169_rx_interrupt+0x3dc/0x590 [r8169]
Nov 22 16:34:34 frank kernel: [28634.284990]  [<ffffffffa0120bca>] rtl8169_poll+0x4a/0x298 [r8169]
Nov 22 16:34:34 frank kernel: [28634.285011]  [<ffffffff81470b49>] net_rx_action+0x149/0x2e0
Nov 22 16:34:34 frank kernel: [28634.285024]  [<ffffffff81076713>] __do_softirq+0xd3/0x240
Nov 22 16:34:34 frank kernel: [28634.285035]  [<ffffffff8100d80c>] call_softirq+0x1c/0x30
Nov 22 16:34:34 frank kernel: [28634.285046]  [<ffffffff8100f8c5>] do_softirq+0xb5/0x110
Nov 22 16:34:34 frank kernel: [28634.285056]  [<ffffffff810763a5>] irq_exit+0xb5/0xd0
Nov 22 16:34:34 frank kernel: [28634.285066]  [<ffffffff8100ed1c>] do_IRQ+0x7c/0x100
Nov 22 16:34:34 frank kernel: [28634.285078]  [<ffffffff8100d013>] ret_from_intr+0x0/0x11
Nov 22 16:34:34 frank kernel: [28634.285092]  [<ffffffff81039766>] native_safe_halt+0x6/0x10
Nov 22 16:34:34 frank kernel: [28634.285107]  [<ffffffff810168c2>] default_idle+0x62/0x120
Nov 22 16:34:34 frank kernel: [28634.285119]  [<ffffffff81016a42>] c1e_idle+0xc2/0x170
Nov 22 16:34:34 frank kernel: [28634.285129]  [<ffffffff8100b44c>] cpu_idle+0xcc/0x120
Nov 22 16:34:34 frank kernel: [28634.285140]  [<ffffffff8153da49>] rest_init+0x79/0xa0
Nov 22 16:34:34 frank kernel: [28634.285152]  [<ffffffff819e4766>] start_kernel+0x3db/0x3f8
Nov 22 16:34:34 frank kernel: [28634.285165]  [<ffffffff819e370d>] x86_64_start_reservations+0x134/0x14f
Nov 22 16:34:34 frank kernel: [28634.285176]  [<ffffffff819e3883>] x86_64_start_kernel+0x15b/0x17e
Nov 22 16:34:34 frank kernel: [28634.285185] Mem-Info:
Nov 22 16:34:34 frank kernel: [28634.285189] Node 0 DMA per-cpu:
Nov 22 16:34:34 frank kernel: [28634.285196] CPU    0: hi:    0, btch:   1 usd:   0
Nov 22 16:34:34 frank kernel: [28634.285201] CPU    1: hi:    0, btch:   1 usd:   0
Nov 22 16:34:34 frank kernel: [28634.285206] CPU    2: hi:    0, btch:   1 usd:   0
Nov 22 16:34:34 frank kernel: [28634.285210] CPU    3: hi:    0, btch:   1 usd:   0
Nov 22 16:34:34 frank kernel: [28634.285214] Node 0 DMA32 per-cpu:
Nov 22 16:34:34 frank kernel: [28634.285220] CPU    0: hi:  186, btch:  31 usd: 170
Nov 22 16:34:34 frank kernel: [28634.285226] CPU    1: hi:  186, btch:  31 usd: 162
Nov 22 16:34:34 frank kernel: [28634.285231] CPU    2: hi:  186, btch:  31 usd: 182
Nov 22 16:34:34 frank kernel: [28634.285235] CPU    3: hi:  186, btch:  31 usd: 178


Reproducible: Always

Steps to Reproduce:
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