Nov 06 06:37:55 ips kernel: WebServer #6 invoked oom-killer: gfp_mask=0x1100cca(GFP_HIGHUSER_MOVABLE), order=0, oom_score_adj=0 Nov 06 06:37:55 ips kernel: CPU: 2 PID: 837 Comm: WebServer #6 Not tainted 5.15.0-52-generic #58-Ubuntu Nov 06 06:37:55 ips kernel: Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.13.0-48-gd9c812dda519-prebuilt.qemu.org 04/01/2014 Nov 06 06:37:55 ips kernel: Call Trace: Nov 06 06:37:55 ips kernel: Nov 06 06:37:55 ips kernel: show_stack+0x52/0x5c Nov 06 06:37:55 ips kernel: dump_stack_lvl+0x4a/0x63 Nov 06 06:37:55 ips kernel: dump_stack+0x10/0x16 Nov 06 06:37:55 ips kernel: dump_header+0x53/0x228 Nov 06 06:37:55 ips kernel: oom_kill_process.cold+0xb/0x10 Nov 06 06:37:55 ips kernel: out_of_memory+0x106/0x2e0 Nov 06 06:37:55 ips kernel: __alloc_pages_slowpath.constprop.0+0x97e/0xa40 Nov 06 06:37:55 ips kernel: __alloc_pages+0x311/0x330 Nov 06 06:37:55 ips kernel: alloc_pages+0x9e/0x1e0 Nov 06 06:37:55 ips kernel: __page_cache_alloc+0x7e/0x90 Nov 06 06:37:55 ips kernel: pagecache_get_page+0x152/0x590 Nov 06 06:37:55 ips kernel: ? page_cache_ra_unbounded+0x166/0x210 Nov 06 06:37:55 ips kernel: filemap_fault+0x488/0xab0 Nov 06 06:37:55 ips kernel: ? filemap_map_pages+0x309/0x400 Nov 06 06:37:55 ips kernel: __do_fault+0x3c/0x120 Nov 06 06:37:55 ips kernel: do_read_fault+0xeb/0x160 Nov 06 06:37:55 ips kernel: do_fault+0xa0/0x2e0 Nov 06 06:37:55 ips kernel: handle_pte_fault+0x1cd/0x240 Nov 06 06:37:55 ips kernel: __handle_mm_fault+0x405/0x6f0 Nov 06 06:37:55 ips kernel: handle_mm_fault+0xd8/0x2c0 Nov 06 06:37:55 ips kernel: do_user_addr_fault+0x1c9/0x670 Nov 06 06:37:55 ips kernel: exc_page_fault+0x77/0x170 Nov 06 06:37:55 ips kernel: asm_exc_page_fault+0x26/0x30 Nov 06 06:37:55 ips kernel: RIP: 0033:0x337bbb0 Nov 06 06:37:55 ips kernel: Code: Unable to access opcode bytes at RIP 0x337bb86. Nov 06 06:37:55 ips kernel: RSP: 002b:00007fa3e9ff7398 EFLAGS: 00010206 Nov 06 06:37:55 ips kernel: RAX: 00007fa0f2abb000 RBX: 00007fa3e9ff74e8 RCX: 00007fa3f4000030 Nov 06 06:37:55 ips kernel: RDX: 00007fa0f0000000 RSI: 00007fa0f2abafb0 RDI: 00007fa0f2abb000 Nov 06 06:37:55 ips kernel: RBP: 00007fa0f2abafb0 R08: 00007fa0f0000000 R09: 00007fa0f2abb000 Nov 06 06:37:55 ips kernel: R10: 00007fa0f2abb000 R11: 00007fa3f4000090 R12: 00007fa3e9ff7400 Nov 06 06:37:55 ips kernel: R13: 00007fa3e9ff73a0 R14: ffffffffebc9ad70 R15: 00000000b096eab0 Nov 06 06:37:55 ips kernel: Nov 06 06:37:55 ips kernel: Mem-Info: Nov 06 06:37:55 ips kernel: active_anon:14066 inactive_anon:1956232 isolated_anon:32 active_file:65 inactive_file:0 isolated_file:0 unevictable:6941 dirty:0 writeback:36 slab_reclaimable:7828 slab_unreclaimable:7811 mapped:2921 shmem:760 pagetables:6590 bounce:0 kernel_misc_reclaimable:0 free:25251 free_pcp:10 free_cma:0 Nov 06 06:37:55 ips kernel: Node 0 active_anon:56264kB inactive_anon:7824928kB active_file:260kB inactive_file:0kB unevictable:27764kB isolated(anon):128kB isolated(file):0kB mapped:11684kB dirty:0kB writeback:144kB shmem:3040kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:4560kB pagetables:26360kB all_unreclaimable? yes Nov 06 06:37:55 ips kernel: Node 0 DMA free:14336kB min:128kB low:160kB high:192kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB Nov 06 06:37:55 ips kernel: lowmem_reserve[]: 0 2889 7823 7823 7823 Nov 06 06:37:55 ips kernel: Node 0 DMA32 free:44284kB min:24912kB low:31140kB high:37368kB reserved_highatomic:0KB active_anon:37388kB inactive_anon:2966320kB active_file:368kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129208kB managed:3063672kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB Nov 06 06:37:55 ips kernel: lowmem_reserve[]: 0 0 4934 4934 4934 Nov 06 06:37:55 ips kernel: Node 0 Normal free:42384kB min:42540kB low:53172kB high:63804kB reserved_highatomic:0KB active_anon:18848kB inactive_anon:4858356kB active_file:0kB inactive_file:580kB unevictable:27764kB writepending:0kB present:5242880kB managed:5061244kB mlocked:27764kB bounce:0kB free_pcp:36kB local_pcp:0kB free_cma:0kB Nov 06 06:37:55 ips kernel: lowmem_reserve[]: 0 0 0 0 0 Nov 06 06:37:55 ips kernel: Node 0 DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 3*4096kB (M) = 14336kB Nov 06 06:37:55 ips kernel: Node 0 DMA32: 47*4kB (UM) 38*8kB (UM) 27*16kB (UME) 11*32kB (UME) 9*64kB (UM) 4*128kB (M) 4*256kB (UME) 0*512kB 1*1024kB (M) 2*2048kB (M) 9*4096kB (M) = 45372kB Nov 06 06:37:55 ips kernel: Node 0 Normal: 468*4kB (UME) 244*8kB (UME) 177*16kB (UME) 239*32kB (UME) 127*64kB (UME) 52*128kB (UE) 19*256kB (UME) 4*512kB (E) 3*1024kB (UM) 0*2048kB 1*4096kB (M) = 43168kB Nov 06 06:37:55 ips kernel: Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Nov 06 06:37:55 ips kernel: 25283 total pagecache pages Nov 06 06:37:55 ips kernel: 22131 pages in swap cache Nov 06 06:37:55 ips kernel: Swap cache stats: add 1087485, delete 1065355, find 10681/21964 Nov 06 06:37:55 ips kernel: Free swap = 0kB Nov 06 06:37:55 ips kernel: Total swap = 4194300kB Nov 06 06:37:55 ips kernel: 2097020 pages RAM Nov 06 06:37:55 ips kernel: 0 pages HighMem/MovableOnly Nov 06 06:37:55 ips kernel: 61951 pages reserved Nov 06 06:37:55 ips kernel: 0 pages hwpoisoned Nov 06 06:37:55 ips kernel: Tasks state (memory values in pages): Nov 06 06:37:55 ips kernel: [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name Nov 06 06:37:55 ips kernel: [ 369] 0 369 13983 681 114688 52 -250 systemd-journal Nov 06 06:37:55 ips kernel: [ 411] 0 411 72365 6811 110592 0 -1000 multipathd Nov 06 06:37:55 ips kernel: [ 415] 0 415 6366 827 77824 91 -1000 systemd-udevd Nov 06 06:37:55 ips kernel: [ 570] 108 570 2025 783 53248 10 0 rpcbind Nov 06 06:37:55 ips kernel: [ 571] 104 571 22338 653 73728 46 0 systemd-timesyn Nov 06 06:37:55 ips kernel: [ 589] 101 589 4029 553 69632 49 0 systemd-network Nov 06 06:37:55 ips kernel: [ 591] 102 591 6349 1166 90112 342 0 systemd-resolve Nov 06 06:37:55 ips kernel: [ 607] 103 607 2147 905 57344 13 -900 dbus-daemon Nov 06 06:37:55 ips kernel: [ 611] 0 611 7530 2034 98304 808 0 networkd-dispat Nov 06 06:37:55 ips kernel: [ 619] 0 619 3831 747 65536 48 0 systemd-logind Nov 06 06:37:55 ips kernel: [ 635] 0 635 3856 763 69632 273 -1000 sshd Nov 06 06:37:55 ips kernel: [ 637] 0 637 26804 2051 114688 730 0 unattended-upgr Nov 06 06:37:55 ips kernel: [ 642] 0 642 3805556 1937336 25206784 1044866 0 symcon Nov 06 06:37:55 ips kernel: [ 665] 109 665 1193 468 49152 25 0 rpc.statd Nov 06 06:37:55 ips kernel: [ 869] 0 869 1076 559 45056 0 0 cron Nov 06 06:37:55 ips kernel: [ 882] 0 882 798 232 40960 0 0 agetty Nov 06 06:37:55 ips kernel: [ 885] 0 885 4291 1228 65536 14 0 sshd Nov 06 06:37:55 ips kernel: [ 905] 1000 905 4263 1020 69632 0 0 systemd Nov 06 06:37:55 ips kernel: [ 906] 1000 906 26122 558 98304 599 0 (sd-pam) Nov 06 06:37:55 ips kernel: [ 930] 1000 930 4324 899 65536 213 0 sshd Nov 06 06:37:55 ips kernel: [ 932] 1000 932 1289 498 53248 150 0 bash Nov 06 06:37:55 ips kernel: [ 2288] 1000 2288 2269 654 61440 0 0 sudo Nov 06 06:37:55 ips kernel: [ 2290] 1000 2290 2269 228 61440 6 0 sudo Nov 06 06:37:55 ips kernel: [ 2291] 0 2291 1897 662 49152 0 0 su Nov 06 06:37:55 ips kernel: [ 2292] 0 2292 1261 643 49152 0 0 bash Nov 06 06:37:55 ips kernel: [ 2305] 0 2305 58454 753 274432 0 0 journalctl Nov 06 06:37:55 ips kernel: oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/symcon.service,task=symcon,pid=642,uid=0 Nov 06 06:37:55 ips kernel: Out of memory: Killed process 642 (symcon) total-vm:15222224kB, anon-rss:7747284kB, file-rss:0kB, shmem-rss:2060kB, UID:0 pgtables:24616kB oom_score_adj:0 Nov 06 06:37:55 ips systemd[1]: symcon.service: A process of this unit has been killed by the OOM killer. Nov 06 06:37:55 ips symcon[2352]: IP-Symcon is not running Nov 06 06:37:55 ips systemd[1]: symcon.service: Failed with result 'oom-kill'. Nov 06 06:37:55 ips systemd[1]: symcon.service: Consumed 1min 16.476s CPU time.