Subject: Weird (after try of use arping2)

From: Paweł Staszewski <[email-masked]>
Date: Mon, 01 Jun 2009 15:20:55 +0200

Hello all.
I dont know is this a bug but when i try to use arping:

arping -s <mac-address>
arping2 -v
ARPing 2.06

dmesg shows:

swapper: page allocation failure. order:0, mode:0x20
Pid: 0, comm: swapper Not tainted 2.6.29.1 #3
Call Trace:
 [<c024f6d4>] __alloc_pages_internal+0x342/0x356
swapper: page allocation failure. order:0, mode:0x20
Pid: 0, comm: swapper Not tainted 2.6.29.1 #3
 [<c026a053>] cache_alloc_refill+0x260/0x442
kswapd0: page allocation failure. order:0, mode:0x20
 [<c026a2ae>] __kmalloc+0x79/0xb3
 [<c040925f>] pskb_expand_head+0x55/0x153
swapper: page allocation failure. order:0, mode:0x20
Call Trace:
 [<c04093cd>] __pskb_pull_tail+0x3f/0x211
Pid: 0, comm: swapper Not tainted 2.6.29.1 #3
 [<c042d066>] nf_conntrack_in+0x3b8/0x41e
 [<c042b2d4>] skb_make_writable+0x5a/0x7a
 [<c04641a0>] manip_pkt+0x1c/0xe2
Call Trace:
 [<c024f6d4>] __alloc_pages_internal+0x342/0x356
Pid: 321, comm: kswapd0 Not tainted 2.6.29.1 #3
 [<c04642cc>] nf_nat_packet+0x66/0x78
 [<c024f6d4>] __alloc_pages_internal+0x342/0x356
 [<c04682e2>] nf_nat_in+0x1d/0x4a
 [<c043a6d8>] ip_rcv_finish+0x0/0x231
 [<c042b04c>] nf_iterate+0x30/0x61
 [<c043b870>] ip_forward_finish+0x2c/0x2e
 [<c043a8f5>] ip_rcv_finish+0x21d/0x231
 [<c026a053>] cache_alloc_refill+0x260/0x442
 [<c043a6d8>] ip_rcv_finish+0x0/0x231
 [<c0269db9>] kmem_cache_alloc+0x49/0x83
 [<c043a6d8>] ip_rcv_finish+0x0/0x231
 [<c042b0e2>] nf_hook_slow+0x41/0x99
 [<c043a6d8>] ip_rcv_finish+0x0/0x231
 [<c0371a28>] ixgbe_alloc_rx_buffers+0x68/0x200
 [<c043acae>] ip_rcv+0x1d9/0x211
 [<c043a6d8>] ip_rcv_finish+0x0/0x231
 [<c040e663>] netif_receive_skb+0x2d7/0x307
 [<c0372e79>] ixgbe_clean_rx_irq+0x497/0x4c0
 [<c036fb34>] e1000_clean_rx_irq+0x246/0x2e7
 [<c0375a11>] ixgbe_clean_rxonly+0x44/0x88
 [<c036f203>] e1000_clean+0x7d/0x20e
 [<c041081d>] net_rx_action+0x66/0x104
 [<c041081d>] net_rx_action+0x66/0x104
 [<c0225571>] __do_softirq+0x76/0x113
 [<c0225640>] do_softirq+0x32/0x36
 [<c02257ef>] irq_exit+0x35/0x62
 [<c02046e2>] do_IRQ+0x8a/0xa0
 [<c0225571>] __do_softirq+0x76/0x113
 [<c0225640>] do_softirq+0x32/0x36
 [<c02031a7>] common_interrupt+0x27/0x2c
 [<c02257ef>] irq_exit+0x35/0x62
 [<c02046e2>] do_IRQ+0x8a/0xa0
 [<c0409044>] skb_clone+0x36/0x4a
 [<c0207c7a>] mwait_idle+0x49/0x4e
 [<c02018c8>] cpu_idle+0x57/0x70
 [<c02031a7>] common_interrupt+0x27/0x2c
Mem-Info:
 [<c0207c7a>] mwait_idle+0x49/0x4e
 [<c02018c8>] cpu_idle+0x57/0x70
DMA per-cpu:
Mem-Info:
DMA per-cpu:
CPU    0: hi:    0, btch:   1 usd:   0
CPU    1: hi:    0, btch:   1 usd:   0
CPU    0: hi:    0, btch:   1 usd:   0
CPU    1: hi:    0, btch:   1 usd:   0
CPU    2: hi:    0, btch:   1 usd:   0
CPU    3: hi:    0, btch:   1 usd:   0
CPU    2: hi:    0, btch:   1 usd:   0
CPU    3: hi:    0, btch:   1 usd:   0
CPU    4: hi:    0, btch:   1 usd:   0
CPU    5: hi:    0, btch:   1 usd:   0
CPU    6: hi:    0, btch:   1 usd:   0
CPU    4: hi:    0, btch:   1 usd:   0
CPU    5: hi:    0, btch:   1 usd:   0
CPU    6: hi:    0, btch:   1 usd:   0
CPU    7: hi:    0, btch:   1 usd:   0
CPU    7: hi:    0, btch:   1 usd:   0
Normal per-cpu:
CPU    0: hi:  186, btch:  31 usd: 178
CPU    1: hi:  186, btch:  31 usd:  84
CPU    2: hi:  186, btch:  31 usd: 178
CPU    3: hi:  186, btch:  31 usd:  67
CPU    4: hi:  186, btch:  31 usd:  66
CPU    5: hi:  186, btch:  31 usd:  88
Normal per-cpu:
CPU    6: hi:  186, btch:  31 usd:  42
CPU    0: hi:  186, btch:  31 usd: 178
CPU    1: hi:  186, btch:  31 usd:  84
CPU    2: hi:  186, btch:  31 usd: 178
CPU    3: hi:  186, btch:  31 usd:  67
CPU    4: hi:  186, btch:  31 usd:  66
CPU    5: hi:  186, btch:  31 usd:  88
CPU    6: hi:  186, btch:  31 usd:  42
CPU    7: hi:  186, btch:  31 usd: 169
HighMem per-cpu:
CPU    0: hi:  186, btch:  31 usd: 161
CPU    7: hi:  186, btch:  31 usd: 169
HighMem per-cpu:
CPU    0: hi:  186, btch:  31 usd: 161
CPU    1: hi:  186, btch:  31 usd: 142
CPU    1: hi:  186, btch:  31 usd: 142
CPU    2: hi:  186, btch:  31 usd: 127
CPU    3: hi:  186, btch:  31 usd: 150
CPU    4: hi:  186, btch:  31 usd: 143
CPU    5: hi:  186, btch:  31 usd: 151
CPU    6: hi:  186, btch:  31 usd: 158
CPU    7: hi:  186, btch:  31 usd: 172
 [<c040ec0a>] dev_hard_start_xmit+0x8d/0x268
 [<c041a33b>] __qdisc_run+0xb7/0x18e
 [<c0410bc8>] net_tx_action+0x8d/0xd1
Active_anon:4472 active_file:48192 inactive_anon:0
 inactive_file:15922 unevictable:0 dirty:44 writeback:0 unstable:0
 free:2890227 slab:124368 mapped:941 pagetables:87 bounce:0
DMA free:3664kB min:572kB low:712kB high:856kB active_anon:0kB 
inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB 
present:15764kB pages_scann
ed:0 all_unreclaimable? no
lowmem_reserve[]: 0 865 12146 12146
Normal free:11976kB min:32192kB low:40240kB high:48288kB active_anon:0kB 
inactive_anon:0kB active_file:147924kB inactive_file:29784kB 
unevictable:0kB present:
886228kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 90248 90248
HighMem free:11545268kB min:512kB low:105424kB high:210340kB 
active_anon:17888kB inactive_anon:0kB active_file:44844kB 
inactive_file:33904kB unevictable:0kB p
resent:11551812kB pages_scanned:32 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA: CPU    2: hi:  186, btch:  31 usd: 127
CPU    3: hi:  186, btch:  31 usd: 150
CPU    4: hi:  186, btch:  31 usd: 143
CPU    5: hi:  186, btch:  31 usd: 151
CPU    6: hi:  186, btch:  31 usd: 158
CPU    7: hi:  186, btch:  31 usd: 172
Active_anon:4472 active_file:48192 inactive_anon:0
 inactive_file:15922 unevictable:0 dirty:44 writeback:0 unstable:0
 free:2890227 slab:124368 mapped:941 pagetables:87 bounce:0
DMA free:3664kB min:572kB low:712kB high:856kB active_anon:0kB 
inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB 
present:15764kB pages_scann
ed:0 all_unreclaimable? no
lowmem_reserve[]: 0 865 12146 12146
Normal free:11976kB min:32192kB low:40240kB high:48288kB active_anon:0kB 
inactive_anon:0kB active_file:147924kB inactive_file:29784kB 
unevictable:0kB present:
886228kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 90248 90248
HighMem free:11545268kB min:512kB low:105424kB high:210340kB 
active_anon:17888kB inactive_anon:0kB active_file:44844kB 
inactive_file:33904kB unevictable:0kB p
resent:11551812kB pages_scanned:32 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA: 3*4kB 3*8kB 6*16kB 5*32kB 4*64kB 2*128kB 1*256kB 1*512kB 2*1024kB 
0*2048kB 0*4096kB = 3620kB
Normal: 0*4kB 1*8kB 0*16kB 0*32kB 0*64kB 1*128kB 1*256kB 0*512kB 
1*1024kB 1*2048kB 2*4096kB = 11656kB
HighMem: 3*4kB 3*8kB 6*16kB 5*32kB 4*64kB 2*128kB 1*256kB 1*512kB 
2*1024kB 0*2048kB 0*4096kB = 3620kB
Normal:  [<c0225571>] __do_softirq+0x76/0x113
0*4kB 1*8kB 0*16kB 0*32kB 0*64kB 1*128kB 1*256kB 0*512kB 1*1024kB 
1*2048kB 2*4096kB = 11656kB
HighMem: 1118*4kB 1118*4kB 3728*8kB 736*16kB 372*32kB 235*64kB 90*128kB 
70*256kB 17*512kB 18*1024kB 2*2048kB 2786*4096kB = 11545144kB
64154 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 2040232kB
Total swap = 2040232kB
3728*8kB 736*16kB 372*32kB 235*64kB 90*128kB 70*256kB 17*512kB 18*1024kB 
2*2048kB 2786*4096kB = 11545144kB
64154 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 2040232kB
Total swap = 2040232kB
 [<c0225640>] do_softirq+0x32/0x36
 [<c02257ef>] irq_exit+0x35/0x62
 [<c020f8f5>] smp_apic_timer_interrupt+0x71/0x7b
 [<c02032c0>] apic_timer_interrupt+0x28/0x30
 [<c0207c7a>] mwait_idle+0x49/0x4e
Call Trace:
 [<c02018c8>] cpu_idle+0x57/0x70
 [<c024f6d4>] __alloc_pages_internal+0x342/0x356
 [<c026a053>] cache_alloc_refill+0x260/0x442
Mem-Info: