[ 592.233942][ T1127] iperf3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 [ 592.241664][ T1127] CPU: 1 UID: 0 PID: 1127 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(full) [ 592.241674][ T1127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 592.241677][ T1127] Call Trace: [ 592.241679][ T1127] [ 592.241683][ T1127] dump_stack_lvl+0xb0/0xd0 [ 592.241696][ T1127] dump_header+0x101/0x7d0 [ 592.241709][ T1127] oom_kill_process+0x8b/0x1b0 [ 592.241716][ T1127] out_of_memory+0x227/0x750 [ 592.241722][ T1127] ? __pfx_out_of_memory+0x10/0x10 [ 592.241735][ T1127] __alloc_pages_may_oom+0x230/0x3c0 [ 592.241747][ T1127] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 592.241778][ T1127] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 592.241798][ T1127] ? get_page_from_freelist+0x1e8/0xf90 [ 592.241806][ T1127] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 592.241835][ T1127] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 592.241846][ T1127] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 592.241858][ T1127] ? find_held_lock+0x2b/0x80 [ 592.241871][ T1127] ? __lock_release+0x5d/0x170 [ 592.241882][ T1127] ? filemap_get_entry+0x153/0x2e0 [ 592.241898][ T1127] alloc_pages_mpol+0xbf/0x3b0 [ 592.241911][ T1127] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 592.241926][ T1127] ? down_read+0x142/0x4b0 [ 592.241943][ T1127] folio_alloc_noprof+0x17/0x200 [ 592.241951][ T1127] __filemap_get_folio+0x251/0x6a0 [ 592.241968][ T1127] filemap_fault+0xac4/0x1500 [ 592.241987][ T1127] ? __pfx_filemap_map_pages+0x10/0x10 [ 592.241996][ T1127] ? __pfx_filemap_fault+0x10/0x10 [ 592.242003][ T1127] ? find_held_lock+0x2b/0x80 [ 592.242014][ T1127] ? do_fault_around+0x2c6/0x4c0 [ 592.242021][ T1127] ? __lock_release+0x5d/0x170 [ 592.242033][ T1127] ? do_fault_around+0x2c6/0x4c0 [ 592.242048][ T1127] __do_fault+0xed/0x3a0 [ 592.242060][ T1127] do_pte_missing+0x67d/0xca0 [ 592.242069][ T1127] ? rcu_read_unlock+0x18/0x70 [ 592.242082][ T1127] handle_pte_fault+0x3e0/0x690 [ 592.242096][ T1127] ? __pfx_handle_pte_fault+0x10/0x10 [ 592.242106][ T1127] ? reacquire_held_locks+0xd1/0x200 [ 592.242114][ T1127] ? do_user_addr_fault+0x461/0xe00 [ 592.242134][ T1127] __handle_mm_fault+0x3fc/0x5e0 [ 592.242143][ T1127] ? __pfx___handle_mm_fault+0x10/0x10 [ 592.242149][ T1127] ? __lock_release+0xa8/0x170 [ 592.242176][ T1127] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 592.242185][ T1127] handle_mm_fault+0x200/0x420 [ 592.242190][ T1127] ? __pfx_handle_mm_fault+0x10/0x10 [ 592.242195][ T1127] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 592.242208][ T1127] do_user_addr_fault+0x576/0xe00 [ 592.242216][ T1127] ? rcu_is_watching+0x12/0xc0 [ 592.242226][ T1127] exc_page_fault+0x5e/0xd0 [ 592.242234][ T1127] asm_exc_page_fault+0x26/0x30 [ 592.242239][ T1127] RIP: 0033:0x7fce8dc5eb0c [ 592.242245][ T1127] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 29 d1 f5 ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 7f d1 f5 ff 48 [ 592.242248][ T1127] RSP: 002b:00007fce88b37d20 EFLAGS: 00010246 [ 592.242253][ T1127] RAX: 0000000000002178 RBX: 000000000000cc54 RCX: 00007fce8dc5eb0c [ 592.242255][ T1127] RDX: 000000000000cc54 RSI: 00007fce8d4153ac RDI: 0000000000000018 [ 592.242257][ T1127] RBP: 00007fce8d4153ac R08: 0000000000000002 R09: 00007ffd5473dbef [ 592.242259][ T1127] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000020000 [ 592.242261][ T1127] R13: 0000000000000018 R14: 00007fce8dbbf560 R15: 0000000000000000 [ 592.242277][ T1127] [ 592.242282][ T1127] Mem-Info: [ 592.279031][ T1127] active_anon:54 inactive_anon:8745 isolated_anon:0 [ 592.279031][ T1127] active_file:34 inactive_file:87 isolated_file:0 [ 592.279031][ T1127] unevictable:0 dirty:0 writeback:0 [ 592.279031][ T1127] slab_reclaimable:1630 slab_unreclaimable:152409 [ 592.279031][ T1127] mapped:89 shmem:1110 pagetables:453 [ 592.279031][ T1127] sec_pagetables:0 bounce:0 [ 592.279031][ T1127] kernel_misc_reclaimable:0 [ 592.279031][ T1127] free:2102 free_pcp:264 free_cma:0 [ 592.298223][ T1127] Node 0 active_anon:216kB inactive_anon:34980kB active_file:136kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:456kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4160kB pagetables:1812kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 592.302261][ T1127] Node 0 DMA free:2980kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:8kB inactive_anon:64kB active_file:0kB inactive_file:8kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 592.308325][ T1127] lowmem_reserve[]: 0 733 733 733 733 [ 592.316789][ T1127] Node 0 DMA32 free:5140kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:8192KB active_anon:208kB inactive_anon:34916kB active_file:196kB inactive_file:184kB unevictable:0kB writepending:0kB present:1032188kB managed:750600kB mlocked:0kB bounce:0kB free_pcp:1884kB local_pcp:836kB free_cma:0kB [ 592.322551][ T1127] lowmem_reserve[]: 0 0 0 0 0 [ 592.322994][ T1127] Node 0 DMA: 5*4kB (UM) 6*8kB (UM) 2*16kB (M) 2*32kB (UM) 2*64kB (UM) 3*128kB (UM) 3*256kB (UM) 3*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 2980kB [ 592.324313][ T1127] Node 0 DMA32: 189*4kB (MH) 148*8kB (UM) 78*16kB (UMEH) 40*32kB (UM) 8*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4980kB [ 592.325348][ T1127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 592.326213][ T1127] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 592.326891][ T1127] 1280 total pagecache pages [ 592.327280][ T1127] 0 pages in swap cache [ 592.327808][ T1127] Free swap = 0kB [ 592.328091][ T1127] Total swap = 0kB [ 592.328353][ T1127] 262045 pages RAM [ 592.328613][ T1127] 0 pages HighMem/MovableOnly [ 592.328949][ T1127] 70555 pages reserved [ 592.329339][ T1127] Unreclaimable slab info: [ 592.330367][ T1127] Name Used Total [ 592.330999][ T1127] ip6-frags 6KB 7KB [ 592.331499][ T1127] fib6_node 3KB 16KB [ 592.331948][ T1127] ip6_dst_cache 6KB 31KB [ 592.332381][ T1127] PINGv6 0KB 31KB [ 592.333148][ T1127] RAWv6 31KB 62KB [ 592.333633][ T1127] UDPv6 0KB 30KB [ 592.334056][ T1127] tw_sock_TCPv6 4KB 7KB [ 592.334487][ T1127] request_sock_TCPv6 1KB 7KB [ 592.335269][ T1127] TCPv6 178KB 212KB [ 592.335761][ T1127] virtio_scsi_cmd 24KB 31KB [ 592.336218][ T1127] bio-120 5KB 7KB [ 592.336700][ T1127] bio-248 1KB 7KB [ 592.337153][ T1127] mqueue_inode_cache 1KB 31KB [ 592.337609][ T1127] fuse_request 203KB 235KB [ 592.338096][ T1127] posix_timers_cache 1KB 15KB [ 592.338592][ T1127] UNIX-STREAM 26KB 122KB [ 592.339852][ T1127] UNIX 6KB 30KB [ 592.340335][ T1127] ip4-frags 5KB 7KB [ 592.341034][ T1127] tcp_bind2_bucket 6KB 8KB [ 592.341459][ T1127] tcp_bind_bucket 6KB 8KB [ 592.342150][ T1127] inet_peer 0KB 7KB [ 592.342616][ T1127] ip_fib_trie 1KB 3KB [ 592.343254][ T1127] ip_fib_alias 1KB 7KB [ 592.343709][ T1127] rtable 5KB 31KB [ 592.344169][ T1127] PING 0KB 31KB [ 592.344834][ T1127] RAW 22KB 63KB [ 592.345365][ T1127] UDP 4KB 32KB [ 592.345850][ T1127] hugetlbfs_inode_cache 2KB 30KB [ 592.346312][ T1127] netfs_subrequest 37KB 39KB [ 592.346756][ T1127] netfs_request 93KB 95KB [ 592.347181][ T1127] bio-264 14KB 15KB [ 592.347645][ T1127] ep_head 0KB 16KB [ 592.348237][ T1127] eventpoll_pwq 1KB 15KB [ 592.348686][ T1127] eventpoll_epi 1KB 31KB [ 592.349144][ T1127] inotify_inode_mark 1KB 3KB [ 592.349642][ T1127] sgpool-128 8KB 30KB [ 592.350101][ T1127] sgpool-64 4KB 31KB [ 592.353027][ T1127] sgpool-32 2KB 31KB [ 592.353570][ T1127] sgpool-16 1KB 15KB [ 592.354033][ T1127] sgpool-8 0KB 7KB [ 592.354493][ T1127] request_queue 19KB 31KB [ 592.354963][ T1127] bio-184 0KB 7KB [ 592.355405][ T1127] biovec-max 166KB 183KB [ 592.355883][ T1127] dmaengine-unmap-2 0KB 4KB [ 592.356273][ T1127] skbuff_small_head 1932KB 1932KB [ 592.356726][ T1127] skbuff_fclone_cache 683KB 706KB [ 592.357117][ T1127] skbuff_head_cache 2077KB 2299KB [ 592.357533][ T1127] configfs_dir_cache 0KB 3KB [ 592.357997][ T1127] file_lock_cache 0KB 7KB [ 592.358440][ T1127] file_lock_ctx 1KB 7KB [ 592.358912][ T1127] fsnotify_mark_connector 1KB 3KB [ 592.359448][ T1127] proc_dir_entry 95KB 102KB [ 592.359916][ T1127] pde_opener 0KB 3KB [ 592.360369][ T1127] seq_file 0KB 30KB [ 592.360816][ T1127] sigqueue 0KB 11KB [ 592.361242][ T1127] shmem_inode_cache 1074KB 1104KB [ 592.361750][ T1127] kernfs_node_cache 3578KB 3756KB [ 592.362217][ T1127] mnt_cache 90KB 110KB [ 592.362763][ T1127] bfilp 129KB 157KB [ 592.363224][ T1127] filp 133KB 252KB [ 592.363680][ T1127] names_cache 796KB 958KB [ 592.364174][ T1127] net_namespace 6KB 30KB [ 592.364645][ T1127] key_jar 2KB 8KB [ 592.365114][ T1127] nsproxy 0KB 3KB [ 592.365602][ T1127] vm_area_struct 624KB 716KB [ 592.366069][ T1127] fs_cache 9KB 23KB [ 592.366542][ T1127] files_cache 25KB 63KB [ 592.366969][ T1127] signal_cache 165KB 243KB [ 592.367395][ T1127] sighand_cache 232KB 339KB [ 592.367886][ T1127] task_struct 1137KB 1181KB [ 592.368327][ T1127] cred 48KB 70KB [ 592.368803][ T1127] anon_vma_chain 163KB 204KB [ 592.369239][ T1127] anon_vma 167KB 220KB [ 592.369756][ T1127] pid 56KB 63KB [ 592.370218][ T1127] Acpi-Operand 137KB 166KB [ 592.370662][ T1127] Acpi-ParseExt 0KB 3KB [ 592.371071][ T1127] Acpi-Parse 0KB 11KB [ 592.371549][ T1127] Acpi-State 0KB 15KB [ 592.372005][ T1127] Acpi-Namespace 14KB 15KB [ 592.372440][ T1127] numa_policy 0KB 3KB [ 592.372895][ T1127] trace_event_file 326KB 328KB [ 592.373494][ T1127] ftrace_event_field 707KB 708KB [ 592.374072][ T1127] pool_workqueue 256KB 283KB [ 592.374586][ T1127] maple_node 346KB 882KB [ 592.375015][ T1127] mm_struct 60KB 120KB [ 592.375450][ T1127] vmap_area 198KB 201KB [ 592.375954][ T1127] debug_objects_cache 110884KB 110885KB [ 592.376378][ T1127] page->ptl 55KB 67KB [ 592.376861][ T1127] kmemleak_scan_area 47KB 59KB [ 592.377374][ T1127] kmemleak_object 409672KB 409810KB [ 592.377945][ T1127] kmalloc-8k 432KB 528KB [ 592.378429][ T1127] kmalloc-4k 25848KB 26256KB [ 592.379015][ T1127] kmalloc-2k 14610KB 15924KB [ 592.379483][ T1127] kmalloc-1k 1347KB 1530KB [ 592.380034][ T1127] kmalloc-512 1335KB 1543KB [ 592.380581][ T1127] kmalloc-256 674KB 834KB [ 592.381551][ T1127] kmalloc-128 216KB 299KB [ 592.382310][ T1127] kmalloc-64 529KB 624KB [ 592.383106][ T1127] kmalloc-32 534KB 1071KB [ 592.383970][ T1127] kmalloc-16 283KB 285KB [ 592.384788][ T1127] kmalloc-8 212KB 279KB [ 592.385589][ T1127] kmalloc-192 362KB 433KB [ 592.386360][ T1127] kmalloc-96 1076KB 1132KB [ 592.387090][ T1127] kmem_cache_node 62KB 62KB [ 592.387882][ T1127] kmem_cache 75KB 78KB [ 592.388719][ T1127] Tasks state (memory values in pages): [ 592.389325][ T1127] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 592.390729][ T1127] [ 125] 0 125 7102 357 331 26 0 73728 0 0 systemd-udevd [ 592.392651][ T1127] [ 188] 0 188 3401 176 160 16 0 57344 0 0 bash [ 592.393921][ T1127] [ 1097] 0 1097 36143 1280 1280 0 0 126976 0 0 iperf3 [ 592.395384][ T1127] [ 1099] 0 1099 36143 1299 1280 19 0 131072 0 0 iperf3 [ 592.398023][ T1127] [ 2442] 0 2442 2600 121 96 25 0 65536 0 0 make [ 592.403905][ T1127] [ 2452] 0 2452 3335 48 32 16 0 57344 0 0 sh [ 592.405551][ T1127] [ 2453] 0 2453 2608 129 96 33 0 53248 0 0 make [ 592.406751][ T1127] [ 2454] 0 2454 3368 143 96 47 0 49152 0 0 sh [ 592.407845][ T1127] [ 2475] 0 2475 3368 122 106 16 0 45056 0 0 sh [ 592.408970][ T1127] [ 2476] 0 2476 3368 132 106 26 0 45056 0 0 sh [ 592.410137][ T1127] [ 2477] 0 2477 3368 122 106 16 0 45056 0 0 sh [ 592.411296][ T1127] [ 2478] 0 2478 3368 116 106 10 0 45056 0 0 sh [ 592.412472][ T1127] [ 2479] 0 2479 3368 72 72 0 0 45056 0 0 sh [ 592.413729][ T1127] [ 2480] 0 2480 3368 106 106 0 0 45056 0 0 sh [ 592.415270][ T1127] [ 2481] 0 2481 666 10 0 10 0 49152 0 0 timeout [ 592.416888][ T1127] [ 2482] 0 2482 2275 491 448 43 0 53248 0 0 perl [ 592.418963][ T1127] [ 2483] 0 2483 666 20 0 20 0 45056 0 0 timeout [ 592.420816][ T1127] [ 2484] 0 2484 60974 3271 3228 43 0 98304 0 0 python3 [ 592.422531][ T1127] [ 2691] 0 2691 2120 63 0 63 0 45056 0 0 socat [ 592.424337][ T1127] [ 2692] 0 2692 114 0 0 0 0 32768 0 0 cat [ 592.426740][ T1127] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=2484,uid=0 [ 592.429114][ T1127] Out of memory: Killed process 2484 (python3) total-vm:243896kB, anon-rss:12912kB, file-rss:172kB, shmem-rss:0kB, UID:0 pgtables:96kB oom_score_adj:0