Bug#592187: Bug#576838: virtio network crashes again
Okay, next round: This time, 2.6.32-19 and virtio in guest, 2.6.32-18 in
the host and sadly, it's not fixed:
[ 159.772700] rdiff-backup.bi: page allocation failure. order:0, mode:0x20
[ 159.772708] Pid: 2524, comm: rdiff-backup.bi Not tainted 2.6.32-5-amd64 #1
[ 159.772710] Call Trace:
[ 159.772712] <IRQ> [<ffffffff810b8b6f>] ? __alloc_pages_nodemask+0x55b/0x5d0
[ 159.772759] [<ffffffff81245b2c>] ? __alloc_skb+0x69/0x15a
[ 159.772779] [<ffffffffa0202e52>] ? try_fill_recv+0x8b/0x18b [virtio_net]
[ 159.772784] [<ffffffffa02038c6>] ? virtnet_poll+0x543/0x5c9 [virtio_net]
[ 159.772799] [<ffffffff8124cc4b>] ? net_rx_action+0xae/0x1c9
[ 159.772817] [<ffffffff8105274d>] ? __do_softirq+0xdd/0x1a0
[ 159.772829] [<ffffffffa0202153>] ? skb_recv_done+0x28/0x34 [virtio_net]
[ 159.772838] [<ffffffff81011cac>] ? call_softirq+0x1c/0x30
[ 159.772843] [<ffffffff81013207>] ? do_softirq+0x3f/0x7c
[ 159.772845] [<ffffffff810525bc>] ? irq_exit+0x36/0x76
[ 159.772847] [<ffffffff810128fe>] ? do_IRQ+0xa0/0xb6
[ 159.772850] [<ffffffff810114d3>] ? ret_from_intr+0x0/0x11
[ 159.772851] <EOI> [<ffffffff81242beb>] ? kmap_skb_frag+0x3/0x43
[ 159.772856] [<ffffffff81243b2d>] ? skb_checksum+0xfa/0x23f
[ 159.772858] [<ffffffff8124726d>] ? __skb_checksum_complete_head+0x15/0x55
[ 159.772868] [<ffffffff81282d4f>] ? tcp_checksum_complete_user+0x1f/0x3c
[ 159.772870] [<ffffffff812835dd>] ? tcp_rcv_established+0x3c5/0x6d9
[ 159.772875] [<ffffffff8128a87b>] ? tcp_v4_do_rcv+0x1bb/0x376
[ 159.772877] [<ffffffff812876e8>] ? tcp_write_xmit+0x883/0x96c
[ 159.772880] [<ffffffff81240ac1>] ? release_sock+0x46/0x96
[ 159.772882] [<ffffffff8127ca05>] ? tcp_sendmsg+0x78a/0x87e
[ 159.772885] [<ffffffff8123e515>] ? sock_sendmsg+0xa3/0xbb
[ 159.772894] [<ffffffff8106386e>] ? autoremove_wake_function+0x0/0x2e
[ 159.772902] [<ffffffff810c5b9c>] ? zone_statistics+0x3c/0x5d
[ 159.772906] [<ffffffff8104085f>] ? pick_next_task_fair+0xcd/0xd8
[ 159.772919] [<ffffffff8123e814>] ? kernel_sendmsg+0x32/0x3f
[ 159.772943] [<ffffffffa02acca6>] ? xs_send_kvec+0x78/0x7f [sunrpc]
[ 159.772948] [<ffffffffa02acd36>] ? xs_sendpages+0x89/0x1a1 [sunrpc]
[ 159.772953] [<ffffffffa02acf43>] ? xs_tcp_send_request+0x44/0x131 [sunrpc]
[ 159.772961] [<ffffffffa02ab263>] ? xprt_transmit+0x17b/0x25a [sunrpc]
[ 159.772996] [<fffff[ 340.048248] serial8250: too much work for irq4
fffa033af51>] ? nfs3_xdr_readargs+0x7a/0x89 [nfs]
[ 159.773000] [<ffffffffa02a8c14>] ? call_transmit+0x1fb/0x246 [sunrpc]
[ 159.773009] [<ffffffffa02af2ab>] ? __rpc_execute+0x7d/0x24d [sunrpc]
[ 159.773032] [<ffffffffa02a94d4>] ? rpc_run_task+0x53/0x5b [sunrpc]
[ 159.773042] [<ffffffffa0334844>] ? nfs_read_rpcsetup+0x1d2/0x1f4 [nfs]
[ 159.773048] [<ffffffffa03344b5>] ? readpage_async_filler+0x0/0xbf [nfs]
[ 159.773061] [<ffffffffa0332c14>] ? nfs_pageio_doio+0x2a/0x51 [nfs]
[ 159.773067] [<ffffffffa0332d00>] ? nfs_pageio_add_request+0xc5/0xd5 [nfs]
[ 159.773072] [<ffffffffa0334532>] ? readpage_async_filler+0x7d/0xbf [nfs]
[ 159.773076] [<ffffffff810ba59c>] ? read_cache_pages+0x91/0x105
[ 159.773082] [<ffffffffa033430a>] ? nfs_readpages+0x155/0x1b4 [nfs]
[ 159.773087] [<ffffffffa0334be0>] ? nfs_pagein_one+0x0/0xd0 [nfs]
[ 159.773092] [<ffffffff81046ccf>] ? finish_task_switch+0x3a/0xaf
[ 159.773094] [<ffffffff810ba0b9>] ? __do_page_cache_readahead+0x11b/0x1b4
[ 159.773097] [<ffffffff810ba16e>] ? ra_submit+0x1c/0x20
[ 159.773099] [<ffffffff810ba45d>] ? page_cache_async_readahead+0x75/0xad
[ 159.773109] [<ffffffff810b3c82>] ? generic_file_aio_read+0x23a/0x52b
[ 159.773118] [<ffffffff810ecdc9>] ? do_sync_read+0xce/0x113
[ 159.773124] [<ffffffff8100f79c>] ? __switch_to+0x285/0x297
[ 159.773126] [<ffffffff8106386e>] ? autoremove_wake_function+0x0/0x2e
[ 159.773129] [<ffffffff81046ccf>] ? finish_task_switch+0x3a/0xaf
[ 159.773131] [<ffffffff810ed812>] ? vfs_read+0xa6/0xff
[ 159.773133] [<ffffffff810ed927>] ? sys_read+0x45/0x6e
[ 159.773136] [<ffffffff81010b42>] ? system_call_fastpath+0x16/0x1b
[ 159.773138] Mem-Info:
[ 159.773139] Node 0 DMA per-cpu:
[ 159.773141] CPU 0: hi: 0, btch: 1 usd: 0
[ 159.773143] CPU 1: hi: 0, btch: 1 usd: 0
[ 159.773144] Node 0 DMA32 per-cpu:
[ 159.773146] CPU 0: hi: 186, btch: 31 usd: 184
[ 159.773147] CPU 1: hi: 186, btch: 31 usd: 39
[ 159.773151] active_anon:5153 inactive_anon:2765 isolated_anon:0
[ 159.773152] active_file:17029 inactive_file:65343 isolated_file:0
[ 159.773153] unevictable:0 dirty:8266 writeback:0 unstable:443
[ 159.773154] free:787 slab_reclaimable:25621 slab_unreclaimable:3017
[ 159.773154] mapped:1946 shmem:238 pagetables:921 bounce:0
[ 159.773156] Node 0 DMA free:1992kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:3276kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15372kB mlocked:0kB dirty:1232kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:60kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 159.773164] lowmem_reserve[]: 0 489 489 489
[ 159.773167] Node 0 DMA32 free:1156kB min:2784kB low:3480kB high:4176kB active_anon:20612kB inactive_anon:11060kB active_file:68116kB inactive_file:258096kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:500948kB mlocked:0kB dirty:31832kB writeback:0kB mapped:7784kB shmem:952kB slab_reclaimable:102484kB slab_unreclaimable:12008kB kernel_stack:1912kB pagetables:3684kB unstable:1772kB bounce:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no
[ 159.773175] lowmem_reserve[]: 0 0 0 0
[ 159.773177] Node 0 DMA: 0*4kB 1*8kB 0*16kB 0*32kB 1*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 1992kB
[ 159.773183] Node 0 DMA32: 159*4kB 3*8kB 1*16kB 1*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1156kB
[ 159.773193] 82614 total pagecache pages
[ 159.773194] 0 pages in swap cache
[ 159.773195] Swap cache stats: add 0, delete 0, find 0/0
[ 159.773197] Free swap = 4194296kB
[ 159.773198] Total swap = 4194296kB
[ 159.777744] 131069 pages RAM
[ 159.777747] 3802 pages reserved
[ 159.777747] 26260 pages shared
[ 159.777748] 110771 pages non-shared
[ 159.780319] kswapd0: page allocation failure. order:0, mode:0x4020
[ 159.780324] Pid: 31, comm: kswapd0 Not tainted 2.6.32-5-amd64 #1
[ 159.780326] Call Trace:
[ 159.780328] <IRQ> [<ffffffff810b8b6f>] ? __alloc_pages_nodemask+0x55b/0x5d0
[ 159.780347] [<ffffffff810e4c16>] ? new_slab+0x5b/0x1ca
[ 159.780350] [<ffffffff810e4f75>] ? __slab_alloc+0x1f0/0x39b
[ 159.780358] [<ffffffff81246717>] ? __netdev_alloc_skb+0x29/0x43
[ 159.780360] [<ffffffff810b88be>] ? __alloc_pages_nodemask+0x2aa/0x5d0
[ 159.780363] [<ffffffff810e59a7>] ? __kmalloc_node_track_caller+0xbb/0x11b
[ 159.780365] [<ffffffff81246717>] ? __netdev_alloc_skb+0x29/0x43
[ 159.780368] [<ffffffff81245b2c>] ? __alloc_skb+0x69/0x15a
[ 159.780371[ 340.087590] serial8250: too much work for irq4
] [<ffffffff81246717>] ? __netdev_alloc_skb+0x29/0x43
[ 159.780379] [<ffffffffa0202e09>] ? try_fill_recv+0x42/0x18b [virtio_net]
[ 159.780382] [<ffffffffa02038c6>] ? virtnet_poll+0x543/0x5c9 [virtio_net]
[ 159.780387] [<ffffffff8124cc4b>] ? net_rx_action+0xae/0x1c9
[ 159.780394] [<ffffffff8105274d>] ? __do_softirq+0xdd/0x1a0
[ 159.780396] [<ffffffffa0202153>] ? skb_recv_done+0x28/0x34 [virtio_net]
[ 159.780401] [<ffffffff81011cac>] ? call_softirq+0x1c/0x30
[ 159.780404] [<ffffffff81013207>] ? do_softirq+0x3f/0x7c
[ 159.780406] [<ffffffff810525bc>] ? irq_exit+0x36/0x76
[ 159.780408] [<ffffffff810128fe>] ? do_IRQ+0xa0/0xb6
[ 159.780410] [<ffffffff810114d3>] ? ret_from_intr+0x0/0x11
[ 159.780412] <EOI> [<ffffffff810feb40>] ? generic_drop_inode+0x0/0x58
[ 159.780432] [<ffffffff810348d2>] ? ptep_clear_flush_young+0x15/0x3f
[ 159.780436] [<ffffffff810d2604>] ? page_referenced_one+0x8c/0x10d
[ 159.780438] [<ffffffff810d358c>] ? page_referenced+0x8e/0x114
[ 159.780443] [<ffffffff810bcda3>] ? shrink_active_list+0x1fc/0x2d9
[ 159.780459] [<ffffffffa0329c5d>] ? nfs_access_cache_shrinker+0x2c/0x21b [nfs]
[ 159.780462] [<ffffffff810be0a7>] ? kswapd+0x30a/0x683
[ 159.780464] [<ffffffff810bdd9d>] ? kswapd+0x0/0x683
[ 159.780467] [<ffffffff810bb923>] ? isolate_pages_global+0x0/0x20f
[ 159.780470] [<ffffffff8106386e>] ? autoremove_wake_function+0x0/0x2e
[ 159.780474] [<ffffffff810397f6>] ? __wake_up_common+0x44/0x73
[ 159.780477] [<ffffffff810bdd9d>] ? kswapd+0x0/0x683
[ 159.780486] [<ffffffff810635a1>] ? kthread+0x79/0x81
[ 159.780488] [<ffffffff81011baa>] ? child_rip+0xa/0x20
[ 159.780490] [<ffffffff81063528>] ? kthread+0x0/0x81
[ 159.780492] [<ffffffff81011ba0>] ? child_rip+0x0/0x20
[ 159.780494] Mem-Info:
[ 159.780495] Node 0 DMA per-cpu:
[ 159.780497] CPU 0: hi: 0, btch: 1 usd: 0
[ 159.780498] CPU 1: hi: 0, btch: 1 usd: 0
[ 159.780500] Node 0 DMA32 per-cpu:
[ 159.780501] CPU 0: hi: 186, btch: 31 usd: 191
[ 159.780503] CPU 1: hi: 186, btch: 31 usd: 76
[ 159.780507] active_anon:4672 inactive_anon:3214 isolated_anon:32
[ 159.780507] active_file:16820 inactive_file:65083 isolated_file:0
[ 159.780508] unevictable:0 dirty:8266 writeback:0 unstable:443
[ 159.780509] free:759 slab_reclaimable:25621 slab_unreclaimable:3127
[ 159.780510] mapped:1946 shmem:238 pagetables:921 bounce:0
[ 159.780511] Node 0 DMA free:1992kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:3276kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15372kB mlocked:0kB dirty:1232kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:60kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 159.780523] lowmem_reserve[]: 0 489 489 489
[ 159.780525] Node 0 DMA32 free:1044kB min:2784kB low:3480kB high:4176kB active_anon:18688kB inactive_anon:12856kB active_file:67280kB inactive_file:257056kB unevictable:0kB isolated(anon):128kB isolated(file):0kB present:500948kB mlocked:0kB dirty:31832kB writeback:0kB mapped:7784kB shmem:952kB slab_reclaimable:102484kB slab_unreclaimable:12448kB kernel_stack:1912kB pagetables:3684kB unstable:1772kB bounce:0kB writeback_tmp:0kB pages_scanned:257 all_unreclaimable? no
[ 159.780533] lowmem_reserve[]: 0 0 0 0
[ 159.780536] Node 0 DMA: 0*4kB 1*8kB 0*16kB 0*32kB 1*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 1992kB
[ 159.780542] Node 0 DMA32: 143*4kB 1*8kB 1*16kB 0*32kB 1*64kB 1*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1044kB
[ 159.780548] 82139 total pagecache pages
[ 159.780550] 0 pages in swap cache
[ 159.780551] Swap cache stats: add 0, delete 0, find 0/0
[ 159.780552] Free swap = 4194296kB
[ 159.780553] Total swap = 4194296kB
[ 159.784010] 131069 pages RAM
[ 159.784010] 3802 pages reserved
[ 159.784010] 26243 pages shared
[ 159.784010] 110785 pages non-shared
[ 159.784010] SLUB: Unable to allocate memory on node -1 (gfp=0x20)
[ 159.784010] cache: kmalloc-1024, object size: 1024, buffer size: 1024, default order: 2, min order: 0
[ 159.784010] node 0: slabs: 140, objs: 1532, free: 0
[ 164.610532] swapper: page allocation failure. order:0, mode:0x20
[ 164.610536] Pid: 0, comm: swapper Not tainted 2.6.32-5-amd64 #1
[ 164.610538] Call Trace:
[ 164.610540] <IRQ> [<ffffffff810b8b6f>] ? __alloc_pages_nodemask+0x55b/0x5d0
[ 164.610719] [<ffffffff81245b2c>] ? __alloc_skb+0x69/0x15a
[ 164.610728] [<ffffffffa0202e52>] ? try_fill_recv+0x8b/0x18b [virtio_net]
[ 164.610731] [<ffffffffa02038c6>] ? virtnet_poll+0x543/0x5c9 [virtio_net]
[ 164.610738] [<ffffffff8124cc4b>] ? net_rx_action+0xae/0x1c9
[ 164.610745] [<ffffffff8105274d>] ? __do_softirq+0xdd/0x1a0
[ 164.610748] [<ffffffffa0202153>] ? skb_recv_done+0x28/0x34 [virtio_net]
[ 164.610753] [<ffffffff81011cac>] ? call_softirq+0x1c/0x30
[ 164.610755] [<ffffffff81013207>] ? do_softirq+0x3f/0x7c
[ 164.610758] [<ffffffff810525bc>] ? irq_exit+0x36/0x76
[ 164.610760] [<ffffffff810128fe>] ? do_IRQ+0xa0/0xb6
[ 164.610762] [<ffffffff810114d3>] ? ret_from_intr+0x0/0x11
[ 164.610763] <EOI> [<ffffffff8102b578>] ? native_safe_halt+0x2/0x3
[ 164.610781] [<ffffffff81017121>] ? default_idle+0x34/0x51
[ 164.610788] [<ffffffff8100feb1>] ? cpu_idle+0xa2/0xda
[ 164.610803] [<ffffffff814eb140>] ? early_idt_handler+0x0/0x71
[ 164.610813] [<ffffffff814ebcd1>] ? start_kernel+0x3dc/0x3e8
[ 164.610821] [<ffffffff814eb3b7>] ? x86_64_start_kernel+0xf9/0x106
[ 164.610823] Mem-Info:
[ 164.610824] Node 0 DMA per-cpu:
[ 164.610827] CPU 0: hi: 0, btch: 1 usd: 0
[ 164.610828] CPU 1: hi: 0, btch: 1 usd: 0
[ 164.610830] Node 0 DMA32 per-cpu:
[ 164.610831] CPU 0: hi: 186, btch: 31 usd: 60
[ 164.610833] CPU 1: hi: 186, btch: 31 usd: 176
[ 164.610837] active_anon:3933 inactive_anon:3985 isolated_anon:0
[ 164.610837] active_file:13534 inactive_file:92037 isolated_file:34
[ 164.610838] unevictable:0 dirty:9034 writeback:5101 unstable:2049
[ 164.610839] free:762 slab_reclaimable:6510 slab_unreclaimable:2438
[ 164.610845] mapped:1946 shmem:238 pagetables:922 bounce:0
[ 164.610847] Node 0 DMA free:1988kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:13840kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15372kB mlocked:0kB dirty:164kB writeback:196kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:56kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 164.610855] lowmem_reserve[]: 0 489 489 489
[ 164.610857] Node 0 DMA32 free:1060kB min:2784kB low:3480kB high:4176kB active_anon:15732kB inactive_anon:15940kB active_file:54136kB inactive_file:354308kB unevictable:0kB isolated(anon):0kB isolated(file):136kB present:500948kB mlocked:0kB dirty:35972kB writeback:20208kB mapped:7784kB shmem:952kB slab_reclaimable:26040kB slab_unreclaimable:9696kB kernel_stack:1920kB pagetables:3688kB unstable:8196kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 164.610870] lowmem_reserve[]: 0 0 0 0
[ 164.610872] Node 0 DMA: 1*4kB 0*8kB 0*16kB 0*32kB 1*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 1988kB
[ 164.610882] Node 0 DMA32: 49*4kB 4*8kB 3*16kB 3*32kB 3*64kB 2*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1076kB
[ 164.610892] 105855 total pagecache pages
[ 164.610894] 0 pages in swap cache
[ 164.610895] Swap cache stats: add 0, delete 0, find 0/0
[ 164.610901] Free swap = 4194296kB
[ 164.610902] Total swap = 4194296kB
[ 164.616380] 131069 pages RAM
[ 164.616382] 3802 pages reserved
[ 164.616383] 35855 pages shared
[ 164.616384] 100707 pages non-shared
[ 164.638544] swapper: page allocation failure. order:0, mode:0x20
[ 164.638549] Pid: 0, comm: swapper Not tainted 2.6.32-5-amd64 #1
[ 164.638551] Call Trace:
[ 164.638553] <IRQ> [<ffffffff810b8b6f>] ? __alloc_pages_nodemask+0x55b/0x5d0
[ 164.638571] [<ffffffff81245b2c>] ? __alloc_skb+0x69/0x15a
[ 164.638580] [<ffffffffa0202e52>] ? try_fill_recv+0x8b/0x18b [virtio_net]
[ 164.638583] [<ffffffffa02038c6>] ? virtnet_poll+0x543/0x5c9 [virtio_net]
[ 164.638589] [<ffffffff8124cc4b>] ? net_rx_action+0xae/0x1c9
[ 164.638597] [<ffffffff8105274d>] ? __do_softirq+0xdd/0x1a0
[ 164.638599] [<ffffffffa0202153>] ? skb_recv_done+0x28/0x34 [virtio_net]
[ 164.638604] [<ffffffff81011cac>] ? call_softirq+0x1c/0x30
[ 164.638607] [<ffffffff81013207>] ? do_softirq+0x3f/0x7c
[ 164.638609] [<ffffffff810525bc>] ? irq_exit+0x36/0x76
[ 164.638611] [<ffffffff810128fe>] ? do_IRQ+0xa0/0xb6
[ 164.638614] [<ffffffff810114d3>] ? ret_from_intr+0x0/0x11
[ 164.638615] <EOI> [<ffffffff8102b578>] ? native_safe_halt+0x2/0x3
[ 164.638624] [<ffffffff81017121>] ? default_idle+0x34/0x51
[ 164.638635] [<ffffffff8100feb1>] ? cpu_idle+0xa2/0xda
[ 164.638637] Mem-Info:
[ 164.638638] Node 0 DMA per-cpu:
[ 164.638640] CPU 0: hi: 0, btch: 1 usd: 0
[ 164.638641] CPU 1: hi: 0, btch: 1 usd: 0
[ 164.638642] Node 0 DMA32 per-cpu:
[ 164.638644] CPU 0: hi: 186, btch: 31 usd: 89
[ 164.638646] CPU 1: hi: 186, btch: 31 usd: 134
[ 164.638650] active_anon:3933 inactive_anon:3985 isolated_anon:0
[ 164.638650] active_file:13534 inactive_file:91689 isolated_file:34
[ 164.638651] unevictable:0 dirty:9395 writeback:5101 unstable:2049
[ 164.638652] free:751 slab_reclaimable:6463 slab_unreclaimable:2430
[ 164.638653] mapped:1946 shmem:238 pagetables:922 bounce:0
[ 164.638654] Node 0 DMA free:1980kB min:84kB low:104kB high:124kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:13840kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15372kB mlocked:0kB dirty:164kB writeback:196kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:56kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 164.638667] lowmem_reserve[]: 0 489 489 489
[ 164.638670] Node 0 DMA32 free:1024kB min:2784kB low:3480kB high:4176kB active_anon:15732kB inactive_anon:15940kB active_file:54136kB inactive_file:352916kB unevictable:0kB isolated(anon):0kB isolated(file):136kB present:500948kB mlocked:0kB dirty:37416kB writeback:20208kB mapped:7784kB shmem:952kB slab_reclaimable:25852kB slab_unreclaimable:9664kB kernel_stack:1920kB pagetables:3688kB unstable:8196kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no
[ 164.638678] lowmem_reserve[]: 0 0 0 0
[ 164.638680] Node 0 DMA: 1*4kB 0*8kB 1*16kB 1*32kB 0*64kB 1*128kB 1*256kB 1*512kB 1*1024kB 0*2048kB 0*4096kB = 1972kB
[ 164.638694] Node 0 DMA32: 28*4kB 14*8kB 2*16kB 5*32kB 2*64kB 2*128kB 1*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1056kB
[ 164.638700] 105513 total pagecache pages
[ 164.638702] 0 pages in swap cache
[ 164.638703] Swap cache stats: add 0, delete 0, find 0/0
[ 164.638704] Free swap = 4194296kB
[ 164.638705] Total swap = 4194296kB
[ 164.644173] 131069 pages RAM
[ 164.644175] 3802 pages reserved
[ 164.644176] 34935 pages shared
[ 164.644177] 101677 pages non-shared
linadm@lbork:/$ cat /proc/meminfo
MemTotal: 509068 kB
MemFree: 4988 kB
Buffers: 2192 kB
Cached: 421748 kB
SwapCached: 0 kB
Active: 70708 kB
Inactive: 384780 kB
Active(anon): 16312 kB
Inactive(anon): 16340 kB
Active(file): 54396 kB
Inactive(file): 368440 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 4194296 kB
SwapFree: 4194296 kB
Dirty: 60 kB
Writeback: 58012 kB
AnonPages: 31708 kB
Mapped: 7896 kB
Shmem: 952 kB
Slab: 33828 kB
SReclaimable: 24248 kB
SUnreclaim: 9580 kB
KernelStack: 1912 kB
PageTables: 3820 kB
NFS_Unstable: 8192 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 4448828 kB
Committed_AS: 1402084 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 5536 kB
VmallocChunk: 34359727560 kB
HardwareCorrupted: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 8180 kB
DirectMap2M: 516096 kB
linadm@lbork:/$ cat /proc/slabinfo
slabinfo - version: 2.1
# name <active_objs> <num_objs> <objsize> <objperslab> <pagesperslab> : tunables <limit> <batchcount> <sharedfactor> : slabdata <active_slabs> <num_slabs> <sharedavail>
nfsd4_delegations 0 0 264 15 1 : tunables 0 0 0 : slabdata 0 0 0
nfsd4_stateowners 0 0 424 19 2 : tunables 0 0 0 : slabdata 0 0 0
nfs_direct_cache 0 0 128 32 1 : tunables 0 0 0 : slabdata 0 0 0
nfs_inode_cache 14126 17925 1032 15 4 : tunables 0 0 0 : slabdata 1195 1195 0
fscache_cookie_jar 51 51 80 51 1 : tunables 0 0 0 : slabdata 1 1 0
rpc_inode_cache 19 19 832 19 4 : tunables 0 0 0 : slabdata 1 1 0
ext3_inode_cache 354 840 808 20 4 : tunables 0 0 0 : slabdata 42 42 0
ext3_xattr 0 0 88 46 1 : tunables 0 0 0 : slabdata 0 0 0
journal_handle 340 340 24 170 1 : tunables 0 0 0 : slabdata 2 2 0
journal_head 73 108 112 36 1 : tunables 0 0 0 : slabdata 3 3 0
revoke_table 256 256 16 256 1 : tunables 0 0 0 : slabdata 1 1 0
revoke_record 256 256 32 128 1 : tunables 0 0 0 : slabdata 2 2 0
dm_raid1_read_record 0 0 1064 15 4 : tunables 0 0 0 : slabdata 0 0 0
kcopyd_job 0 0 368 22 2 : tunables 0 0 0 : slabdata 0 0 0
dm_uevent 0 0 2608 12 8 : tunables 0 0 0 : slabdata 0 0 0
dm_rq_target_io 0 0 376 21 2 : tunables 0 0 0 : slabdata 0 0 0
dm_io 0 0 40 102 1 : tunables 0 0 0 : slabdata 0 0 0
kmalloc_dma-512 16 16 512 16 2 : tunables 0 0 0 : slabdata 1 1 0
ip6_dst_cache 24 24 320 12 1 : tunables 0 0 0 : slabdata 2 2 0
UDPLITEv6 0 0 960 17 4 : tunables 0 0 0 : slabdata 0 0 0
UDPv6 34 34 960 17 4 : tunables 0 0 0 : slabdata 2 2 0
tw_sock_TCPv6 0 0 320 12 1 : tunables 0 0 0 : slabdata 0 0 0
TCPv6 36 36 1792 18 8 : tunables 0 0 0 : slabdata 2 2 0
cfq_queue 48 48 168 24 1 : tunables 0 0 0 : slabdata 2 2 0
bsg_cmd 0 0 312 13 1 : tunables 0 0 0 : slabdata 0 0 0
mqueue_inode_cache 18 18 896 18 4 : tunables 0 0 0 : slabdata 1 1 0
hugetlbfs_inode_cache 13 13 616 13 2 : tunables 0 0 0 : slabdata 1 1 0
dquot 0 0 256 16 1 : tunables 0 0 0 : slabdata 0 0 0
ksm_mm_slot 0 0 56 73 1 : tunables 0 0 0 : slabdata 0 0 0
UDP-Lite 0 0 832 19 4 : tunables 0 0 0 : slabdata 0 0 0
RAW 126 126 768 21 4 : tunables 0 0 0 : slabdata 6 6 0
UDP 38 38 832 19 4 : tunables 0 0 0 : slabdata 2 2 0
tw_sock_TCP 32 32 256 16 1 : tunables 0 0 0 : slabdata 2 2 0
TCP 38 38 1664 19 8 : tunables 0 0 0 : slabdata 2 2 0
blkdev_queue 28 28 2256 14 8 : tunables 0 0 0 : slabdata 2 2 0
blkdev_requests 40 48 336 12 1 : tunables 0 0 0 : slabdata 4 4 0
fsnotify_event 39 39 104 39 1 : tunables 0 0 0 : slabdata 1 1 0
bip-256 7 7 4224 7 8 : tunables 0 0 0 : slabdata 1 1 0
bip-128 0 0 2176 15 8 : tunables 0 0 0 : slabdata 0 0 0
bip-64 0 0 1152 14 4 : tunables 0 0 0 : slabdata 0 0 0
bip-16 42 42 384 21 2 : tunables 0 0 0 : slabdata 2 2 0
sock_inode_cache 67 69 704 23 4 : tunables 0 0 0 : slabdata 3 3 0
file_lock_cache 44 44 184 22 1 : tunables 0 0 0 : slabdata 2 2 0
net_namespace 0 0 2112 15 8 : tunables 0 0 0 : slabdata 0 0 0
shmem_inode_cache 1100 1100 808 20 4 : tunables 0 0 0 : slabdata 55 55 0
Acpi-ParseExt 1061 1064 72 56 1 : tunables 0 0 0 : slabdata 19 19 0
task_delay_info 281 288 112 36 1 : tunables 0 0 0 : slabdata 8 8 0
taskstats 24 24 328 12 1 : tunables 0 0 0 : slabdata 2 2 0
proc_inode_cache 377 384 648 12 2 : tunables 0 0 0 : slabdata 32 32 0
sigqueue 50 50 160 25 1 : tunables 0 0 0 : slabdata 2 2 0
radix_tree_node 2607 2618 560 14 2 : tunables 0 0 0 : slabdata 187 187 0
bdev_cache 38 38 832 19 4 : tunables 0 0 0 : slabdata 2 2 0
sysfs_dir_cache 7190 7191 80 51 1 : tunables 0 0 0 : slabdata 141 141 0
inode_cache 588 637 600 13 2 : tunables 0 0 0 : slabdata 49 49 0
dentry 9055 10962 192 21 1 : tunables 0 0 0 : slabdata 522 522 0
buffer_head 668 864 112 36 1 : tunables 0 0 0 : slabdata 24 24 0
vm_area_struct 2508 2530 176 23 1 : tunables 0 0 0 : slabdata 110 110 0
mm_struct 45 54 896 18 4 : tunables 0 0 0 : slabdata 3 3 0
files_cache 119 138 704 23 4 : tunables 0 0 0 : slabdata 6 6 0
signal_cache 103 119 960 17 4 : tunables 0 0 0 : slabdata 7 7 0
sighand_cache 94 105 2112 15 8 : tunables 0 0 0 : slabdata 7 7 0
task_struct 248 252 1808 18 8 : tunables 0 0 0 : slabdata 14 14 0
anon_vma 626 640 32 128 1 : tunables 0 0 0 : slabdata 5 5 0
shared_policy_node 170 170 48 85 1 : tunables 0 0 0 : slabdata 2 2 0
numa_policy 170 170 24 170 1 : tunables 0 0 0 : slabdata 1 1 0
idr_layer_cache 150 150 544 15 2 : tunables 0 0 0 : slabdata 10 10 0
kmalloc-8192 12 12 8192 4 8 : tunables 0 0 0 : slabdata 3 3 0
kmalloc-4096 85 96 4096 8 8 : tunables 0 0 0 : slabdata 12 12 0
kmalloc-2048 272 272 2048 16 8 : tunables 0 0 0 : slabdata 17 17 0
kmalloc-1024 511 512 1024 16 4 : tunables 0 0 0 : slabdata 32 32 0
kmalloc-512 498 512 512 16 2 : tunables 0 0 0 : slabdata 32 32 0
kmalloc-256 352 352 256 16 1 : tunables 0 0 0 : slabdata 22 22 0
kmalloc-128 23292 23296 128 32 1 : tunables 0 0 0 : slabdata 728 728 0
kmalloc-64 6489 11648 64 64 1 : tunables 0 0 0 : slabdata 182 182 0
kmalloc-32 1217 1408 32 128 1 : tunables 0 0 0 : slabdata 11 11 0
kmalloc-16 2550 2560 16 256 1 : tunables 0 0 0 : slabdata 10 10 0
kmalloc-8 3584 3584 8 512 1 : tunables 0 0 0 : slabdata 7 7 0
kmalloc-192 1268 1344 192 21 1 : tunables 0 0 0 : slabdata 64 64 0
kmalloc-96 1501 1596 96 42 1 : tunables 0 0 0 : slabdata 38 38 0
kmem_cache_node 0 0 64 64 1 : tunables 0 0 0 : slabdata 0 0 0
With 2.6.35-1~experimental.1 and virtio in the guest, 2.6.32-18 in the
host I cannot (yet) trigger the bug.
--
Lukas
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