#22939: netifd crashed while iperf3 testing through wireguard on tp841Nv11 ------------------------------------------+------------------------ Reporter: jens@… | Owner: developers Type: defect | Status: new Priority: normal | Milestone: Component: base system | Version: Trunk Keywords: netifd, wireguard, oomkiller | ------------------------------------------+------------------------ netifd crashed with wireguard tunnel because memory issues .. while testet via iperf3
setup was : laptop - tp841Nv11.1 - tp841Nv11.1 - laptop all with cable connected, on laptop running iperf, on router latest OpenWrt and wireguard , we described the issue and the setup in more detail here https://forum.freifunk.net/t/lede-test-wireguard-und-blanko-durchsatz- tp841nv11-1-und-bug/13163 {{{ ###### router fuzzle BUG - DMESG [ 4316.816332] netifd invoked oom-killer: gfp_mask=0x24201ca, order=0, oom_score_adj=0 [ 4316.824906] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4316.831604] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4316.831604] 80493798 8086fd1c 00000000 00000005 00001b2f 800a68c8 00000006 80493bd8 [ 4316.831604] 00000000 00000000 803c18ac 8086fbbc 80496542 800a4894 c0000000 00000000 [ 4316.831604] 00000001 801f1100 00000000 00000000 00000000 00000000 00000000 00000000 [ 4316.831604] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4316.831604] ... [ 4316.870920] Call Trace: [ 4316.873478] [<80071ac8>] show_stack+0x50/0x84 [ 4316.877981] [<800d2e84>] dump_header.isra.4+0x48/0x130 [ 4316.883879] [<800d3258>] oom_kill_process+0x98/0x440 [ 4316.889016] [<800d3978>] out_of_memory+0x2f4/0x330 [ 4316.894582] [<800d7234>] __alloc_pages_nodemask+0x67c/0x6e8 [ 4316.900975] [<800d2278>] filemap_fault+0x254/0x454 [ 4316.905956] [<800ecba4>] __do_fault+0x3c/0xa8 [ 4316.911081] [<800efdd0>] handle_mm_fault+0x4e0/0xb78 [ 4316.916239] [<800766e0>] __do_page_fault+0x134/0x474 [ 4316.921972] [<80060820>] ret_from_exception+0x0/0x10 [ 4316.927097] [ 4316.928638] Mem-Info: [ 4316.931586] active_anon:232 inactive_anon:6 isolated_anon:0 [ 4316.931586] active_file:76 inactive_file:94 isolated_file:0 [ 4316.931586] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4316.931586] slab_reclaimable:130 slab_unreclaimable:1325 [ 4316.931586] mapped:2 shmem:18 pagetables:41 bounce:0 [ 4316.931586] free:165 free_pcp:0 free_cma:0 [ 4316.965566] Normal free:656kB min:660kB low:824kB high:988kB active_anon:928kB inactive_anon:24kB active_file:304kB inactive_file:376kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5300kB kernel_stack:296kB pagetables:164kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4317.010087] lowmem_reserve[]: 0 0 [ 4317.013547] Normal: 4*4kB (UE) 46*8kB (UME) 17*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 656kB [ 4317.026214] 188 total pagecache pages [ 4317.030587] 0 pages in swap cache [ 4317.034020] Swap cache stats: add 0, delete 0, find 0/0 [ 4317.039410] Free swap = 0kB [ 4317.042976] Total swap = 0kB [ 4317.045952] 8192 pages RAM [ 4317.048747] 0 pages HighMem/MovableOnly [ 4317.053301] 1233 pages reserved [ 4317.056553] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 4317.065964] [ 447] 0 447 294 15 3 0 0 0 ubusd [ 4317.075470] [ 448] 0 448 223 10 4 0 0 0 askfirst [ 4317.085221] [ 628] 0 628 306 35 5 0 0 0 logd [ 4317.094627] [ 690] 0 690 337 23 3 0 0 0 odhcpd [ 4317.104209] [ 723] 0 723 264 10 3 0 0 0 dropbear [ 4317.113960] [ 821] 0 821 294 10 3 0 0 0 ntpd [ 4317.123373] [ 1198] 0 1198 408 34 4 0 0 0 netifd [ 4317.132944] [ 1305] 453 1305 262 18 3 0 0 0 dnsmasq [ 4317.142632] [ 1487] 0 1487 281 25 3 0 0 0 dropbear [ 4317.152400] [ 1488] 0 1488 295 10 3 0 0 0 ash [ 4317.161714] [ 1570] 0 1570 229 11 3 0 0 0 odhcp6c [ 4317.171385] Out of memory: Kill process 628 (logd) score 5 or sacrifice child [ 4317.178772] Killed process 628 (logd) total-vm:1224kB, anon-rss:136kB, file-rss:4kB [ 4318.256759] netifd invoked oom-killer: gfp_mask=0x24201ca, order=0, oom_score_adj=0 [ 4318.280049] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4318.286179] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4318.286179] 80493798 8086fd1c 00000000 00000005 00001b2f 800a68c8 00000006 803c6710 [ 4318.286179] 00000000 00000000 803c18ac 8086fbbc 80496542 800a4894 804265d0 00000000 [ 4318.286179] 00000001 801f1100 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.286179] 00000000 00000000 00000000 [ 4318.470646] netifd: page allocation failure: order:0, mode:0x2080120 [ 4318.470661] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4318.470665] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4318.470685] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4318.470705] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4318.470725] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.470743] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.470760] ... [ 4318.470766] Call Trace: [ 4318.470791] [<80071ac8>] show_stack+0x50/0x84 [ 4318.470813] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4318.470827] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4318.470837] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4318.470850] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4318.470860] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4318.470900] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4318.470921] [<80083b28>] __do_softirq+0x164/0x290 [ 4318.470958] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4318.470963] [ 4318.470965] Mem-Info: [ 4318.470991] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4318.470991] active_file:126 inactive_file:204 isolated_file:0 [ 4318.470991] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4318.470991] slab_reclaimable:130 slab_unreclaimable:1345 [ 4318.470991] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4318.470991] free:63 free_pcp:0 free_cma:0 [ 4318.471032] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4318.471034] lowmem_reserve[]: 0 0 [ 4318.471041] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4318.471083] 348 total pagecache pages [ 4318.471094] 0 pages in swap cache [ 4318.471100] Swap cache stats: add 0, delete 0, find 0/0 [ 4318.471102] Free swap = 0kB [ 4318.471105] Total swap = 0kB [ 4318.471108] 8192 pages RAM [ 4318.471111] 0 pages HighMem/MovableOnly [ 4318.471113] 1233 pages reserved [ 4318.486975] eth0: out of memory [ 4318.628211] netifd: page allocation failure: order:0, mode:0x2080120 [ 4318.628224] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4318.628229] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4318.628250] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4318.628269] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4318.628290] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.628308] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.628325] ... [ 4318.628331] Call Trace: [ 4318.628357] [<80071ac8>] show_stack+0x50/0x84 [ 4318.628378] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4318.628392] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4318.628402] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4318.628414] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4318.628424] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4318.628461] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4318.628484] [<80083b28>] __do_softirq+0x164/0x290 [ 4318.628521] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4318.628525] [ 4318.628527] Mem-Info: [ 4318.628552] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4318.628552] active_file:126 inactive_file:204 isolated_file:0 [ 4318.628552] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4318.628552] slab_reclaimable:130 slab_unreclaimable:1345 [ 4318.628552] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4318.628552] free:63 free_pcp:0 free_cma:0 [ 4318.628593] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4318.628595] lowmem_reserve[]: 0 0 [ 4318.628603] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4318.628645] 348 total pagecache pages [ 4318.628653] 0 pages in swap cache [ 4318.628659] Swap cache stats: add 0, delete 0, find 0/0 [ 4318.628662] Free swap = 0kB [ 4318.628664] Total swap = 0kB [ 4318.628667] 8192 pages RAM [ 4318.628670] 0 pages HighMem/MovableOnly [ 4318.628672] 1233 pages reserved [ 4318.638804] eth0: out of memory [ 4318.750599] netifd: page allocation failure: order:0, mode:0x2080120 [ 4318.750612] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4318.750618] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4318.750639] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4318.750658] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4318.750678] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.750696] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.750714] ... [ 4318.750720] Call Trace: [ 4318.750746] [<80071ac8>] show_stack+0x50/0x84 [ 4318.750767] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4318.750781] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4318.750791] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4318.750803] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4318.750813] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4318.750851] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4318.750875] [<80083b28>] __do_softirq+0x164/0x290 [ 4318.750909] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4318.750913] [ 4318.750916] Mem-Info: [ 4318.750941] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4318.750941] active_file:126 inactive_file:204 isolated_file:0 [ 4318.750941] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4318.750941] slab_reclaimable:130 slab_unreclaimable:1344 [ 4318.750941] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4318.750941] free:63 free_pcp:0 free_cma:0 [ 4318.750982] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5376kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4318.750984] lowmem_reserve[]: 0 0 [ 4318.750992] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4318.751034] 348 total pagecache pages [ 4318.751044] 0 pages in swap cache [ 4318.751050] Swap cache stats: add 0, delete 0, find 0/0 [ 4318.751053] Free swap = 0kB [ 4318.751055] Total swap = 0kB [ 4318.751058] 8192 pages RAM [ 4318.751061] 0 pages HighMem/MovableOnly [ 4318.751063] 1233 pages reserved [ 4318.766484] eth0: out of memory [ 4318.931172] netifd: page allocation failure: order:0, mode:0x2080120 [ 4318.931184] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4318.931189] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4318.931211] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4318.931231] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4318.931250] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.931268] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4318.931286] ... [ 4318.931292] Call Trace: [ 4318.931317] [<80071ac8>] show_stack+0x50/0x84 [ 4318.931338] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4318.931352] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4318.931362] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4318.931373] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4318.931383] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4318.931421] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4318.931445] [<80083b28>] __do_softirq+0x164/0x290 [ 4318.931480] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4318.931484] [ 4318.931486] Mem-Info: [ 4318.931511] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4318.931511] active_file:126 inactive_file:204 isolated_file:0 [ 4318.931511] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4318.931511] slab_reclaimable:130 slab_unreclaimable:1345 [ 4318.931511] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4318.931511] free:63 free_pcp:0 free_cma:0 [ 4318.931553] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4318.931555] lowmem_reserve[]: 0 0 [ 4318.931562] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4318.931603] 348 total pagecache pages [ 4318.931613] 0 pages in swap cache [ 4318.931618] Swap cache stats: add 0, delete 0, find 0/0 [ 4318.931621] Free swap = 0kB [ 4318.931624] Total swap = 0kB [ 4318.931626] 8192 pages RAM [ 4318.931629] 0 pages HighMem/MovableOnly [ 4318.931631] 1233 pages reserved [ 4318.945413] eth0: out of memory [ 4319.062308] netifd: page allocation failure: order:0, mode:0x2080120 [ 4319.062322] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4319.062327] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4319.062348] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 8091a000 [ 4319.062368] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 00000000 00000000 [ 4319.062388] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.062405] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.062423] ... [ 4319.062429] Call Trace: [ 4319.062454] [<80071ac8>] show_stack+0x50/0x84 [ 4319.062476] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4319.062489] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4319.062499] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4319.062511] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4319.062521] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4319.062559] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4319.062584] [<80083b28>] __do_softirq+0x164/0x290 [ 4319.062621] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4319.062624] [ 4319.062627] Mem-Info: [ 4319.062653] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4319.062653] active_file:126 inactive_file:204 isolated_file:0 [ 4319.062653] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4319.062653] slab_reclaimable:130 slab_unreclaimable:1345 [ 4319.062653] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4319.062653] free:63 free_pcp:0 free_cma:0 [ 4319.062694] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4319.062696] lowmem_reserve[]: 0 0 [ 4319.062703] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4319.062745] 348 total pagecache pages [ 4319.062755] 0 pages in swap cache [ 4319.062761] Swap cache stats: add 0, delete 0, find 0/0 [ 4319.062764] Free swap = 0kB [ 4319.062766] Total swap = 0kB [ 4319.062769] 8192 pages RAM [ 4319.062772] 0 pages HighMem/MovableOnly [ 4319.062774] 1233 pages reserved [ 4319.077033] eth0: out of memory [ 4319.210833] netifd: page allocation failure: order:0, mode:0x2080120 [ 4319.210850] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4319.210855] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4319.210875] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4319.210895] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4319.210915] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.210933] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.210951] ... [ 4319.210957] Call Trace: [ 4319.210984] [<80071ac8>] show_stack+0x50/0x84 [ 4319.211006] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4319.211019] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4319.211030] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4319.211042] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4319.211051] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4319.211088] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4319.211110] [<80083b28>] __do_softirq+0x164/0x290 [ 4319.211147] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4319.211151] [ 4319.211153] Mem-Info: [ 4319.211179] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4319.211179] active_file:126 inactive_file:204 isolated_file:0 [ 4319.211179] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4319.211179] slab_reclaimable:130 slab_unreclaimable:1344 [ 4319.211179] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4319.211179] free:63 free_pcp:0 free_cma:0 [ 4319.211220] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5376kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4319.211222] lowmem_reserve[]: 0 0 [ 4319.211230] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4319.211272] 348 total pagecache pages [ 4319.211284] 0 pages in swap cache [ 4319.211289] Swap cache stats: add 0, delete 0, find 0/0 [ 4319.211292] Free swap = 0kB [ 4319.211295] Total swap = 0kB [ 4319.211297] 8192 pages RAM [ 4319.211300] 0 pages HighMem/MovableOnly [ 4319.211303] 1233 pages reserved [ 4319.224661] eth0: out of memory [ 4319.342076] netifd: page allocation failure: order:0, mode:0x2080120 [ 4319.342090] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4319.342095] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4319.342117] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 8026a3ac [ 4319.342136] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4319.342156] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.342174] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.342193] ... [ 4319.342199] Call Trace: [ 4319.342222] [<80071ac8>] show_stack+0x50/0x84 [ 4319.342242] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4319.342256] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4319.342266] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4319.342278] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4319.342288] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4319.342325] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4319.342349] [<80083b28>] __do_softirq+0x164/0x290 [ 4319.342383] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4319.342387] [ 4319.342390] Mem-Info: [ 4319.342415] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4319.342415] active_file:126 inactive_file:204 isolated_file:0 [ 4319.342415] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4319.342415] slab_reclaimable:130 slab_unreclaimable:1345 [ 4319.342415] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4319.342415] free:63 free_pcp:0 free_cma:0 [ 4319.342457] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4319.342460] lowmem_reserve[]: 0 0 [ 4319.342467] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4319.342509] 348 total pagecache pages [ 4319.342520] 0 pages in swap cache [ 4319.342525] Swap cache stats: add 0, delete 0, find 0/0 [ 4319.342528] Free swap = 0kB [ 4319.342530] Total swap = 0kB [ 4319.342533] 8192 pages RAM [ 4319.342536] 0 pages HighMem/MovableOnly [ 4319.342538] 1233 pages reserved [ 4319.357925] eth0: out of memory [ 4319.470335] netifd: page allocation failure: order:0, mode:0x2080120 [ 4319.470348] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4319.470353] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4319.470375] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4319.470395] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4319.470414] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.470432] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.470450] ... [ 4319.470456] Call Trace: [ 4319.470482] [<80071ac8>] show_stack+0x50/0x84 [ 4319.470504] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4319.470518] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4319.470528] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4319.470539] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4319.470549] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4319.470587] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4319.470611] [<80083b28>] __do_softirq+0x164/0x290 [ 4319.470649] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4319.470653] [ 4319.470655] Mem-Info: [ 4319.470681] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4319.470681] active_file:126 inactive_file:204 isolated_file:0 [ 4319.470681] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4319.470681] slab_reclaimable:130 slab_unreclaimable:1345 [ 4319.470681] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4319.470681] free:63 free_pcp:0 free_cma:0 [ 4319.470722] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4319.470724] lowmem_reserve[]: 0 0 [ 4319.470731] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4319.470773] 348 total pagecache pages [ 4319.470783] 0 pages in swap cache [ 4319.470788] Swap cache stats: add 0, delete 0, find 0/0 [ 4319.470791] Free swap = 0kB [ 4319.470794] Total swap = 0kB [ 4319.470797] 8192 pages RAM [ 4319.470799] 0 pages HighMem/MovableOnly [ 4319.470802] 1233 pages reserved [ 4319.486164] eth0: out of memory [ 4319.601313] netifd: page allocation failure: order:0, mode:0x2080120 [ 4319.601325] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4319.601330] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4319.601351] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4319.601371] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4319.601391] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.601409] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.601426] ... [ 4319.601432] Call Trace: [ 4319.601457] [<80071ac8>] show_stack+0x50/0x84 [ 4319.601477] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4319.601491] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4319.601501] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4319.601512] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4319.601522] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4319.601560] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4319.601584] [<80083b28>] __do_softirq+0x164/0x290 [ 4319.601621] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4319.601624] [ 4319.601626] Mem-Info: [ 4319.601652] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4319.601652] active_file:126 inactive_file:204 isolated_file:0 [ 4319.601652] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4319.601652] slab_reclaimable:130 slab_unreclaimable:1345 [ 4319.601652] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4319.601652] free:63 free_pcp:0 free_cma:0 [ 4319.601694] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4319.601696] lowmem_reserve[]: 0 0 [ 4319.601703] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4319.601745] 348 total pagecache pages [ 4319.601755] 0 pages in swap cache [ 4319.601761] Swap cache stats: add 0, delete 0, find 0/0 [ 4319.601763] Free swap = 0kB [ 4319.601766] Total swap = 0kB [ 4319.601769] 8192 pages RAM [ 4319.601771] 0 pages HighMem/MovableOnly [ 4319.601774] 1233 pages reserved [ 4319.616039] eth0: out of memory [ 4319.730100] netifd: page allocation failure: order:0, mode:0x2080120 [ 4319.730112] CPU: 0 PID: 1198 Comm: netifd Not tainted 4.4.15 #2 [ 4319.730117] Stack : 803dc764 00000000 00000001 80430000 80c7db80 80426f63 803bde3c 000004ae [ 4319.730138] 80493798 81823c20 00000060 00000000 80000000 800a68c8 00000006 00000000 [ 4319.730158] 00000000 00000000 803c18ac 8086f67c 80496542 800a4894 80f2d000 00000000 [ 4319.730178] 00000001 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.730196] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 4319.730213] ... [ 4319.730219] Call Trace: [ 4319.730243] [<80071ac8>] show_stack+0x50/0x84 [ 4319.730264] [<800d4ce0>] warn_alloc_failed+0xe8/0x10c [ 4319.730277] [<800d7148>] __alloc_pages_nodemask+0x590/0x6e8 [ 4319.730287] [<800d7420>] __alloc_page_frag+0x74/0x174 [ 4319.730298] [<80232250>] ag71xx_fill_rx_buf+0x60/0xf0 [ 4319.730308] [<80233178>] ag71xx_poll+0x3d4/0x5bc [ 4319.730345] [<802684b8>] net_rx_action+0x110/0x2c4 [ 4319.730367] [<80083b28>] __do_softirq+0x164/0x290 [ 4319.730400] [<8006a698>] plat_irq_dispatch+0xbc/0xf4 [ 4319.730404] [ 4319.730406] Mem-Info: [ 4319.730432] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4319.730432] active_file:126 inactive_file:204 isolated_file:0 [ 4319.730432] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4319.730432] slab_reclaimable:130 slab_unreclaimable:1345 [ 4319.730432] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4319.730432] free:63 free_pcp:0 free_cma:0 [ 4319.730473] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5380kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4319.730475] lowmem_reserve[]: 0 0 [ 4319.730482] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 252kB [ 4319.730523] 348 total pagecache pages [ 4319.730533] 0 pages in swap cache [ 4319.730538] Swap cache stats: add 0, delete 0, find 0/0 [ 4319.730541] Free swap = 0kB [ 4319.730544] Total swap = 0kB [ 4319.730547] 8192 pages RAM [ 4319.730549] 0 pages HighMem/MovableOnly [ 4319.730552] 1233 pages reserved [ 4319.738720] eth0: out of memory [ 4319.866870] eth0: out of memory [ 4319.987229] eth0: out of memory [ 4320.117724] eth0: out of memory [ 4320.255572] eth0: out of memory [ 4320.378457] eth0: out of memory [ 4320.512492] eth0: out of memory [ 4320.648874] eth0: out of memory [ 4320.774328] eth0: out of memory [ 4320.906054] eth0: out of memory [ 4321.013589] eth0: out of memory [ 4321.093267] 00000000 00000000 00000000 00000000 00000000 [ 4321.095619] ... [ 4321.099805] Call Trace: [ 4321.102364] [<80071ac8>] show_stack+0x50/0x84 [ 4321.106868] [<800d2e84>] dump_header.isra.4+0x48/0x130 [ 4321.112186] [<800d3258>] oom_kill_process+0x98/0x440 [ 4321.117319] [<800d3978>] out_of_memory+0x2f4/0x330 [ 4321.122283] [<800d7234>] __alloc_pages_nodemask+0x67c/0x6e8 [ 4321.128071] [<800d2278>] filemap_fault+0x254/0x454 [ 4321.133065] eth0: out of memory [ 4321.136336] [<800ecba4>] __do_fault+0x3c/0xa8 [ 4321.140854] [<800efdd0>] handle_mm_fault+0x4e0/0xb78 [ 4321.145993] [<800766e0>] __do_page_fault+0x134/0x474 [ 4321.151135] [<80060820>] ret_from_exception+0x0/0x10 [ 4321.156260] [ 4321.157793] Mem-Info: [ 4321.160173] active_anon:198 inactive_anon:6 isolated_anon:0 [ 4321.160173] active_file:126 inactive_file:204 isolated_file:0 [ 4321.160173] unevictable:0 dirty:0 writeback:0 unstable:0 [ 4321.160173] slab_reclaimable:130 slab_unreclaimable:1344 [ 4321.160173] mapped:2 shmem:18 pagetables:36 bounce:0 [ 4321.160173] free:63 free_pcp:0 free_cma:0 [ 4321.192528] Normal free:252kB min:660kB low:824kB high:988kB active_anon:792kB inactive_anon:24kB active_file:504kB inactive_file:816kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:32768kB managed:27836kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:520kB slab_unreclaimable:5376kB kernel_stack:296kB pagetables:144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 4321.236373] lowmem_reserve[]: 0 0 [ 4321.239828] Normal: 3*4kB (ME) 26*8kB (UME) 2*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB [ 4321.250184] eth0: out of memory [ 4321.253424] 0*4096kB = 252kB [ 4321.256586] 348 total pagecache pages [ 4321.260382] 0 pages in swap cache [ 4321.263801] Swap cache stats: add 0, delete 0, find 0/0 [ 4321.269193] Free swap = 0kB [ 4321.272334] eth1: out of memory [ 4321.275592] Total swap = 0kB [ 4321.278566] 8192 pages RAM [ 4321.281402] 0 pages HighMem/MovableOnly [ 4321.285356] 1233 pages reserved [ 4321.288602] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 4321.297432] [ 447] 0 447 294 15 3 0 0 0 ubusd [ 4321.306342] [ 448] 0 448 223 10 4 0 0 0 askfirst [ 4321.315518] [ 690] 0 690 337 23 3 0 0 0 odhcpd [ 4321.324513] [ 723] 0 723 264 10 3 0 0 0 dropbear [ 4321.333689] [ 821] 0 821 294 10 3 0 0 0 ntpd [ 4321.342504] [ 1198] 0 1198 408 34 4 0 0 0 netifd [ 4321.351500] [ 1305] 453 1305 262 18 3 0 0 0 dnsmasq [ 4321.360586] [ 1487] 0 1487 281 25 3 0 0 0 dropbear [ 4321.369751] [ 1488] 0 1488 295 10 3 0 0 0 ash [ 4321.378477] eth0: out of memory [ 4321.381741] [ 1570] 0 1570 229 11 3 0 0 0 odhcp6c [ 4321.390819] eth1: out of memory [ 4321.394064] Out of memory: Kill process 1198 (netifd) score 5 or sacrifice child [ 4321.401728] Killed process 1570 (odhcp6c) total-vm:916kB, anon- rss:40kB, file-rss:4kB [ 4321.511954] eth0: out of memory [ 4321.644535] eth0: out of memory [ 4321.900446] eth0: out of memory [ 4329.109362] eth1: link down [ 4330.397212] eth1: link up (100Mbps/Full duplex) }}} -- Ticket URL: <https://dev.openwrt.org/ticket/22939> OpenWrt <http://openwrt.org> Opensource Wireless Router Technology _______________________________________________ openwrt-tickets mailing list openwrt-tickets@lists.openwrt.org https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-tickets