On 11-06-18 12:19 PM, Mark Lord wrote: > On 11-06-17 09:16 PM, Justin Piszcz wrote: >> > Hi, >> > >> > Kernel 2.6.39.1, x86_64. >> > Has anyone seen a page allocation failure on a NIC before? > .. >> > [60295.925691] irq/64-eth3-TxR: page allocation failure. order:1, mode:0x20 >> > [60295.945328] Pid: 2299, comm: irq/64-eth3-TxR Not tainted 2.6.39.1 #1 >> > [60295.945329] Call Trace: >> > [60295.945330] <IRQ> [<ffffffff810882f6>] ? __alloc_pages_nodemask+0x606/0x890 >> > [60295.945341] [<ffffffff810b1435>] ? cache_alloc_refill+0x2c5/0x530 >> > [60295.945343] [<ffffffff810b180b>] ? kmem_cache_alloc+0x7b/0xa0 >> > [60295.945347] [<ffffffff815031ac>] ? sk_prot_alloc.clone.35+0x3c/0x120 >> > [60295.945349] [<ffffffff81503320>] ? sk_clone+0x10/0x2b0 >> > [60295.945352] [<ffffffff815580bb>] ? inet_csk_clone+0xb/0x90 >> > [60295.945355] [<ffffffff8156fa31>] ? tcp_create_openreq_child+0x21/0x4e0 >> > [60295.945357] [<ffffffff8156cbd3>] ? tcp_v4_syn_recv_sock+0x53/0x250 >> > [60295.945359] [<ffffffff8156f790>] ? tcp_check_req+0x200/0x480 >> > [60295.945362] [<ffffffff8156cab1>] ? tcp_v4_do_rcv+0x1c1/0x290 >> > [60295.945365] [<ffffffff8154dd30>] ? ip_rcv_finish+0x340/0x340 >> > [60295.945367] [<ffffffff8156f047>] ? tcp_v4_rcv+0x5f7/0x8b0 >> > [60295.945369] [<ffffffff8154ddf4>] ? ip_local_deliver_finish+0xc4/0x200 >> > [60295.945373] [<ffffffff8151158b>] ? __netif_receive_skb+0x4eb/0x610 >> > [60295.945375] [<ffffffff81511898>] ? netif_receive_skb+0x78/0x80 >> > [60295.945377] [<ffffffff81511f03>] ? napi_gro_receive+0xa3/0xc0 >> > [60295.945379] [<ffffffff815119b8>] ? napi_skb_finish+0x38/0x50 >> > [60295.945383] [<ffffffff813e6208>] ? igb_poll+0x8b8/0xd00 >> > [60295.945386] [<ffffffff8102e5f1>] ? enqueue_task_rt+0x121/0x320 >> > [60295.945388] [<ffffffff815120c9>] ? net_rx_action+0xf9/0x180 >> > [60295.945391] [<ffffffff8103df38>] ? __do_softirq+0x98/0x120 >> > [60295.945395] [<ffffffff81070010>] ? irq_thread_fn+0x40/0x40 >> > [60295.945397] [<ffffffff81619a4c>] ? call_softirq+0x1c/0x30 >> > [60295.945398] <EOI> [<ffffffff81003d8d>] ? do_softirq+0x4d/0x80 >> > [60295.945402] [<ffffffff8103de94>] ? local_bh_enable+0x94/0xa0 >> > [60295.945405] [<ffffffff8106ff70>] ? irq_thread+0x150/0x1b0 >> > [60295.945407] [<ffffffff8106fe20>] ? irq_finalize_oneshot+0x130/0x130 >> > [60295.945409] [<ffffffff8106fe20>] ? irq_finalize_oneshot+0x130/0x130 >> > [60295.945412] [<ffffffff81052746>] ? kthread+0x96/0xa0 >> > [60295.945414] [<ffffffff81619954>] ? kernel_thread_helper+0x4/0x10 >> > [60295.945417] [<ffffffff810526b0>] ? kthread_worker_fn+0x120/0x120 >> > [60295.945418] [<ffffffff81619950>] ? gs_change+0xb/0xb > .. > > Not on a NIC, but also with 2.6.39: > > [35850.612899] sd 4:0:0:0: [sdc] Attached SCSI disk > [35943.085264] mount: page allocation failure. order:5, mode:0xc0d0 > [35943.085277] Pid: 14228, comm: mount Not tainted 2.6.39 #10 > [35943.085284] Call Trace: > [35943.085306] [<ffffffff8106fa96>] ? __alloc_pages_nodemask+0x710/0x74d > [35943.085322] [<ffffffff8106fb5b>] ? __get_free_pages+0x12/0x50 > [35943.085335] [<ffffffff810f9120>] ? ext4_fill_super+0xe4f/0x20ff > [35943.085347] [<ffffffff810f82d1>] ? ext4_remount+0x40e/0x40e > [35943.085359] [<ffffffff81148ef0>] ? snprintf+0x36/0x3b > [35943.085371] [<ffffffff810f82d1>] ? ext4_remount+0x40e/0x40e > [35943.085384] [<ffffffff8109e05e>] ? mount_bdev+0x136/0x17d > [35943.085397] [<ffffffff8109537d>] ? __kmalloc_track_caller+0xa9/0x116 > [35943.085410] [<ffffffff8109cfa6>] ? mount_fs+0xc/0xa6 > [35943.085423] [<ffffffff810b225d>] ? vfs_kern_mount+0x61/0x97 > [35943.085434] [<ffffffff810b22f2>] ? do_kern_mount+0x49/0xd6 > [35943.085445] [<ffffffff810b2a70>] ? do_mount+0x6f1/0x758 > [35943.085457] [<ffffffff81078f01>] ? memdup_user+0x3f/0x5b > [35943.085468] [<ffffffff810b2b5f>] ? sys_mount+0x88/0xcd > [35943.085482] [<ffffffff812cc47b>] ? system_call_fastpath+0x16/0x1b > [35943.085490] Mem-Info: > [35943.085496] DMA per-cpu: > [35943.085503] CPU 0: hi: 0, btch: 1 usd: 0 > [35943.085511] CPU 1: hi: 0, btch: 1 usd: 0 > [35943.085517] DMA32 per-cpu: > [35943.085524] CPU 0: hi: 186, btch: 31 usd: 0 > [35943.085532] CPU 1: hi: 186, btch: 31 usd: 114 > [35943.085549] active_anon:64179 inactive_anon:31764 isolated_anon:0 > [35943.085554] active_file:90242 inactive_file:223697 isolated_file:0 > [35943.085558] unevictable:2 dirty:24616 writeback:0 unstable:0 > [35943.085562] free:19204 slab_reclaimable:64266 slab_unreclaimable:6283 > [35943.085566] mapped:7463 shmem:31597 pagetables:5475 bounce:0 > [35943.085592] DMA free:8308kB min:340kB low:424kB high:508kB active_anon:0kB > inactive_anon:1056kB active_file:1736kB inactive_file:4712kB unevictable:0kB > isolated(anon):0kB isolated(file):0kB present:15688kB mlocked:0kB dirty:0kB > writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:92kB slab_unreclaimable:8kB > kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB > pages_scanned:0 all_unreclaimable? no > [35943.085612] lowmem_reserve[]: 0 1993 1993 1993 > [35943.085643] DMA32 free:68508kB min:44712kB low:55888kB high:67068kB > active_anon:256716kB inactive_anon:126000kB active_file:359232kB > inactive_file:890076kB unevictable:8kB isolated(anon):0kB isolated(file):0kB > present:2041776kB mlocked:0kB dirty:98464kB writeback:0kB mapped:29852kB > shmem:126388kB slab_reclaimable:256972kB slab_unreclaimable:25124kB > kernel_stack:2160kB pagetables:21900kB unstable:0kB bounce:0kB writeback_tmp:0kB > pages_scanned:115 all_unreclaimable? no > [35943.085663] lowmem_reserve[]: 0 0 0 0 > [35943.085673] DMA: 3*4kB 3*8kB 3*16kB 15*32kB 17*64kB 6*128kB 3*256kB 4*512kB > 1*1024kB 1*2048kB 0*4096kB = 8308kB > [35943.085700] DMA32: 5597*4kB 2221*8kB 948*16kB 330*32kB 33*64kB 4*128kB > 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 68508kB > [35943.085727] 345589 total pagecache pages > [35943.085733] 50 pages in swap cache > [35943.085739] Swap cache stats: add 58, delete 8, find 0/0 > [35943.085744] Free swap = 1975060kB > [35943.085749] Total swap = 1975292kB > [35943.113312] 521600 pages RAM > [35943.113318] 9355 pages reserved > [35943.113322] 290443 pages shared > [35943.113326] 248448 pages non-shared > [35943.181471] EXT4-fs (sdc1): mounted filesystem with ordered data mode. Opts: > (null) Oh, and another one, not quite identical: [297246.722573] mount: page allocation failure. order:5, mode:0xc0d0 [297246.722584] Pid: 25863, comm: mount Not tainted 2.6.39 #10 [297246.722590] Call Trace: [297246.722610] [<ffffffff8106fa96>] ? __alloc_pages_nodemask+0x710/0x74d [297246.722622] [<ffffffff810bbd2c>] ? unmap_underlying_metadata+0x4b/0x4b [297246.722633] [<ffffffff8106fb5b>] ? __get_free_pages+0x12/0x50 [297246.722643] [<ffffffff810f9120>] ? ext4_fill_super+0xe4f/0x20ff [297246.722652] [<ffffffff810f82d1>] ? ext4_remount+0x40e/0x40e [297246.722662] [<ffffffff81148ef0>] ? snprintf+0x36/0x3b [297246.722670] [<ffffffff810f82d1>] ? ext4_remount+0x40e/0x40e [297246.722680] [<ffffffff8109e05e>] ? mount_bdev+0x136/0x17d [297246.722690] [<ffffffff8109537d>] ? __kmalloc_track_caller+0xa9/0x116 [297246.722700] [<ffffffff8109cfa6>] ? mount_fs+0xc/0xa6 [297246.722710] [<ffffffff810b225d>] ? vfs_kern_mount+0x61/0x97 [297246.722720] [<ffffffff810b22f2>] ? do_kern_mount+0x49/0xd6 [297246.722729] [<ffffffff810b2a70>] ? do_mount+0x6f1/0x758 [297246.722740] [<ffffffff81078f01>] ? memdup_user+0x3f/0x5b [297246.722749] [<ffffffff810b2b5f>] ? sys_mount+0x88/0xcd [297246.722761] [<ffffffff812cc47b>] ? system_call_fastpath+0x16/0x1b [297246.722767] Mem-Info: [297246.722772] DMA per-cpu: [297246.722778] CPU 0: hi: 0, btch: 1 usd: 0 [297246.722784] CPU 1: hi: 0, btch: 1 usd: 0 [297246.722788] DMA32 per-cpu: [297246.722794] CPU 0: hi: 186, btch: 31 usd: 14 [297246.722800] CPU 1: hi: 186, btch: 31 usd: 0 [297246.722813] active_anon:73864 inactive_anon:32029 isolated_anon:0 [297246.722817] active_file:76404 inactive_file:195583 isolated_file:0 [297246.722821] unevictable:2 dirty:19997 writeback:0 unstable:0 [297246.722824] free:20421 slab_reclaimable:96332 slab_unreclaimable:4325 [297246.722827] mapped:7904 shmem:29851 pagetables:5963 bounce:0 [297246.722848] DMA free:8396kB min:340kB low:424kB high:508kB active_anon:0kB inactive_anon:2048kB active_file:3476kB inactive_file:400kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15688kB mlocked:0kB dirty:0kB writeback:0kB mapped:52kB shmem:0kB slab_reclaimable:1588kB slab_unreclaimable:4kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [297246.722864] lowmem_reserve[]: 0 1993 1993 1993 [297246.722888] DMA32 free:73288kB min:44712kB low:55888kB high:67068kB active_anon:295456kB inactive_anon:126068kB active_file:302140kB inactive_file:781932kB unevictable:8kB isolated(anon):0kB isolated(file):0kB present:2041776kB mlocked:0kB dirty:79988kB writeback:0kB mapped:31564kB shmem:119404kB slab_reclaimable:383740kB slab_unreclaimable:17296kB kernel_stack:2248kB pagetables:23852kB unstable:0kB bounce:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [297246.722904] lowmem_reserve[]: 0 0 0 0 [297246.722912] DMA: 57*4kB 29*8kB 10*16kB 1*32kB 3*64kB 3*128kB 4*256kB 2*512kB 3*1024kB 1*2048kB 0*4096kB = 8396kB [297246.722936] DMA32: 3186*4kB 2220*8kB 936*16kB 455*32kB 191*64kB 8*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 73288kB [297246.722962] 310158 total pagecache pages [297246.722968] 8321 pages in swap cache [297246.722974] Swap cache stats: add 33604, delete 25283, find 46658/48112 [297246.722980] Free swap = 1899068kB [297246.722984] Total swap = 1975292kB [297246.747988] 521600 pages RAM [297246.747995] 9355 pages reserved [297246.748000] 258772 pages shared [297246.748004] 291766 pages non-shared [297246.815211] EXT4-fs (sdc1): mounted filesystem with ordered data mode. 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