[ 325.839313][ T923] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 325.840191][ T923] CPU: 1 UID: 0 PID: 923 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(full) [ 325.840197][ T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 325.840200][ T923] Call Trace: [ 325.840202][ T923] [ 325.840205][ T923] dump_stack_lvl+0xb0/0xd0 [ 325.840217][ T923] dump_header+0x101/0x7d0 [ 325.840229][ T923] oom_kill_process+0x8b/0x1b0 [ 325.840236][ T923] out_of_memory+0x227/0x750 [ 325.840242][ T923] ? __pfx_out_of_memory+0x10/0x10 [ 325.840255][ T923] __alloc_pages_may_oom+0x230/0x3c0 [ 325.840263][ T923] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 325.840282][ T923] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 325.840294][ T923] ? get_page_from_freelist+0x1e8/0xf90 [ 325.840299][ T923] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 325.840310][ T923] ? rcu_is_watching+0x12/0xc0 [ 325.840320][ T923] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 325.840326][ T923] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 325.840338][ T923] ? trace_kmem_cache_alloc+0x2a/0xd0 [ 325.840342][ T923] ? kmem_cache_alloc_node_noprof+0x154/0x340 [ 325.840347][ T923] ? rcu_is_watching+0x12/0xc0 [ 325.840356][ T923] alloc_pages_mpol+0xbf/0x3b0 [ 325.840364][ T923] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 325.840370][ T923] ? __alloc_skb+0x23b/0x2e0 [ 325.840382][ T923] alloc_pages_noprof+0xf6/0x2d0 [ 325.840388][ T923] skb_page_frag_refill+0x292/0x4c0 [ 325.840396][ T923] sk_page_frag_refill+0x52/0x2b0 [ 325.840403][ T923] tcp_sendmsg_locked+0xac8/0x3150 [ 325.840428][ T923] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 325.840436][ T923] ? find_held_lock+0x2b/0x80 [ 325.840447][ T923] ? __local_bh_enable_ip+0xa9/0x130 [ 325.840455][ T923] tcp_sendmsg+0x2c/0x50 [ 325.840460][ T923] sock_write_iter+0x27a/0x520 [ 325.840466][ T923] ? __pfx_sock_write_iter+0x10/0x10 [ 325.840484][ T923] ? __lock_acquire+0x591/0x9d0 [ 325.840493][ T923] vfs_write+0xc09/0x1210 [ 325.840499][ T923] ? find_held_lock+0x2b/0x80 [ 325.840503][ T923] ? __pfx_vfs_write+0x10/0x10 [ 325.840511][ T923] ? __fget_files+0x199/0x300 [ 325.840530][ T923] ksys_write+0x18b/0x1d0 [ 325.840534][ T923] ? __pfx_ksys_write+0x10/0x10 [ 325.840537][ T923] ? xfd_validate_state+0x28/0x130 [ 325.840550][ T923] do_syscall_64+0xc1/0x1d0 [ 325.840557][ T923] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 325.840562][ T923] RIP: 0033:0x7f4434d0dbaf [ 325.840571][ T923] Code: Unable to access opcode bytes at 0x7f4434d0db85. [ 325.840573][ T923] RSP: 002b:00007f44333edcd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 325.840577][ T923] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f4434d0dbaf [ 325.840579][ T923] RDX: 0000000000020000 RSI: 00007f4434591000 RDI: 0000000000000009 [ 325.840581][ T923] RBP: 00007f4434591000 R08: 0000000000000002 R09: 00007ffd4fe4984f [ 325.840584][ T923] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000009 [ 325.840586][ T923] R13: 0000000000020000 R14: 00007f44333edd60 R15: 0000555e29f16f80 [ 325.840602][ T923] [ 325.840604][ T923] Mem-Info: [ 325.860065][ T923] active_anon:42 inactive_anon:4346 isolated_anon:0 [ 325.860065][ T923] active_file:0 inactive_file:13 isolated_file:0 [ 325.860065][ T923] unevictable:0 dirty:0 writeback:0 [ 325.860065][ T923] slab_reclaimable:1408 slab_unreclaimable:160123 [ 325.860065][ T923] mapped:15 shmem:1110 pagetables:452 [ 325.860065][ T923] sec_pagetables:0 bounce:0 [ 325.860065][ T923] kernel_misc_reclaimable:0 [ 325.860065][ T923] free:2008 free_pcp:126 free_cma:0 [ 325.866870][ T923] Node 0 active_anon:168kB inactive_anon:17384kB active_file:0kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:60kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4156kB pagetables:1808kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 325.871981][ T923] Node 0 DMA free:3196kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:264kB active_file:4kB inactive_file:4kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 325.874213][ T923] lowmem_reserve[]: 0 733 733 733 733 [ 325.874622][ T923] Node 0 DMA32 free:4784kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:8192KB active_anon:164kB inactive_anon:17116kB active_file:28kB inactive_file:32kB unevictable:0kB writepending:0kB present:1032188kB managed:750612kB mlocked:0kB bounce:0kB free_pcp:1132kB local_pcp:696kB free_cma:0kB [ 325.878982][ T923] lowmem_reserve[]: 0 0 0 0 0 [ 325.879502][ T923] Node 0 DMA: 18*4kB (UM) 11*8kB (UM) 4*16kB (M) 17*32kB (UM) 7*64kB (UM) 3*128kB (UM) 1*256kB (U) 1*512kB (U) 1*1024kB (M) 0*2048kB 0*4096kB = 3392kB [ 325.880653][ T923] Node 0 DMA32: 400*4kB (UM) 204*8kB (ME) 42*16kB (UME) 19*32kB (UMH) 1*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4576kB [ 325.884517][ T923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 325.885243][ T923] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 325.886022][ T923] 1164 total pagecache pages [ 325.886411][ T923] 0 pages in swap cache [ 325.886710][ T923] Free swap = 0kB [ 325.887088][ T923] Total swap = 0kB [ 325.887396][ T923] 262045 pages RAM [ 325.887899][ T923] 0 pages HighMem/MovableOnly [ 325.888317][ T923] 70552 pages reserved [ 325.888617][ T923] Unreclaimable slab info: [ 325.889148][ T923] Name Used Total [ 325.889858][ T923] ip6-frags 0KB 7KB [ 325.890634][ T923] fib6_node 3KB 16KB [ 325.891048][ T923] ip6_dst_cache 8KB 31KB [ 325.891526][ T923] PINGv6 0KB 31KB [ 325.892065][ T923] RAWv6 31KB 62KB [ 325.892602][ T923] UDPv6 0KB 30KB [ 325.893165][ T923] tw_sock_TCPv6 0KB 7KB [ 325.893614][ T923] request_sock_TCPv6 0KB 7KB [ 325.894158][ T923] TCPv6 118KB 121KB [ 325.894777][ T923] virtio_scsi_cmd 24KB 31KB [ 325.895312][ T923] bio-120 5KB 7KB [ 325.895852][ T923] bio-248 1KB 7KB [ 325.896397][ T923] mqueue_inode_cache 1KB 31KB [ 325.896939][ T923] fuse_request 251KB 293KB [ 325.897412][ T923] posix_timers_cache 1KB 15KB [ 325.897887][ T923] UNIX-STREAM 0KB 122KB [ 325.898338][ T923] UNIX 6KB 30KB [ 325.899012][ T923] ip4-frags 0KB 7KB [ 325.899547][ T923] tcp_bind2_bucket 4KB 8KB [ 325.899943][ T923] tcp_bind_bucket 4KB 8KB [ 325.900351][ T923] inet_peer 0KB 7KB [ 325.900877][ T923] ip_fib_trie 1KB 3KB [ 325.901344][ T923] ip_fib_alias 1KB 7KB [ 325.901831][ T923] rtable 2KB 31KB [ 325.902277][ T923] PING 0KB 31KB [ 325.902811][ T923] RAW 21KB 63KB [ 325.903266][ T923] UDP 4KB 32KB [ 325.903807][ T923] hugetlbfs_inode_cache 2KB 30KB [ 325.904316][ T923] netfs_subrequest 37KB 39KB [ 325.904752][ T923] netfs_request 93KB 95KB [ 325.905204][ T923] bio-264 14KB 15KB [ 325.905651][ T923] ep_head 0KB 16KB [ 325.906101][ T923] eventpoll_pwq 1KB 15KB [ 325.906497][ T923] eventpoll_epi 1KB 31KB [ 325.906927][ T923] inotify_inode_mark 1KB 3KB [ 325.907366][ T923] sgpool-128 8KB 30KB [ 325.907813][ T923] sgpool-64 4KB 31KB [ 325.908278][ T923] sgpool-32 2KB 31KB [ 325.908780][ T923] sgpool-16 1KB 15KB [ 325.909215][ T923] sgpool-8 0KB 7KB [ 325.909673][ T923] request_queue 19KB 31KB [ 325.910093][ T923] bio-184 0KB 7KB [ 325.910498][ T923] biovec-max 166KB 183KB [ 325.911209][ T923] dmaengine-unmap-2 0KB 4KB [ 325.911653][ T923] skbuff_small_head 2443KB 3125KB [ 325.912094][ T923] skbuff_fclone_cache 412KB 453KB [ 325.912523][ T923] skbuff_head_cache 1012KB 1137KB [ 325.912944][ T923] configfs_dir_cache 0KB 3KB [ 325.913448][ T923] file_lock_cache 0KB 7KB [ 325.914013][ T923] file_lock_ctx 1KB 7KB [ 325.914546][ T923] fsnotify_mark_connector 1KB 3KB [ 325.915137][ T923] proc_dir_entry 95KB 102KB [ 325.915608][ T923] pde_opener 0KB 3KB [ 325.916091][ T923] seq_file 0KB 30KB [ 325.916515][ T923] sigqueue 0KB 7KB [ 325.917067][ T923] shmem_inode_cache 1074KB 1104KB [ 325.917617][ T923] kernfs_node_cache 3578KB 3756KB [ 325.918051][ T923] mnt_cache 57KB 94KB [ 325.918522][ T923] bfilp 84KB 141KB [ 325.919024][ T923] filp 143KB 283KB [ 325.919511][ T923] names_cache 1001KB 1255KB [ 325.920245][ T923] net_namespace 6KB 30KB [ 325.920749][ T923] key_jar 2KB 8KB [ 325.921205][ T923] nsproxy 0KB 3KB [ 325.921681][ T923] vm_area_struct 543KB 622KB [ 325.922137][ T923] fs_cache 9KB 23KB [ 325.922615][ T923] files_cache 25KB 63KB [ 325.923100][ T923] signal_cache 172KB 243KB [ 325.923572][ T923] sighand_cache 242KB 308KB [ 325.924018][ T923] task_struct 1172KB 1207KB [ 325.924467][ T923] cred 48KB 63KB [ 325.924920][ T923] anon_vma_chain 188KB 208KB [ 325.925394][ T923] anon_vma 164KB 204KB [ 325.925851][ T923] pid 58KB 70KB [ 325.926303][ T923] Acpi-Operand 137KB 166KB [ 325.927038][ T923] Acpi-ParseExt 0KB 3KB [ 325.927509][ T923] Acpi-Parse 0KB 11KB [ 325.928032][ T923] Acpi-State 0KB 15KB [ 325.928475][ T923] Acpi-Namespace 14KB 15KB [ 325.928939][ T923] numa_policy 0KB 3KB [ 325.929606][ T923] trace_event_file 326KB 328KB [ 325.930156][ T923] ftrace_event_field 708KB 708KB [ 325.930715][ T923] pool_workqueue 256KB 283KB [ 325.931231][ T923] maple_node 372KB 803KB [ 325.931747][ T923] mm_struct 65KB 120KB [ 325.932222][ T923] vmap_area 119KB 122KB [ 325.932675][ T923] debug_objects_cache 117440KB 117534KB [ 325.933273][ T923] page->ptl 59KB 71KB [ 325.933782][ T923] kmemleak_scan_area 27KB 47KB [ 325.934478][ T923] kmemleak_object 428978KB 431999KB [ 325.935062][ T923] kmalloc-8k 432KB 528KB [ 325.935485][ T923] kmalloc-4k 25992KB 26064KB [ 325.935927][ T923] kmalloc-2k 16794KB 16866KB [ 325.936408][ T923] kmalloc-1k 1497KB 1590KB [ 325.936900][ T923] kmalloc-512 1657KB 1764KB [ 325.937408][ T923] kmalloc-256 808KB 866KB [ 325.937831][ T923] kmalloc-128 225KB 315KB [ 325.938251][ T923] kmalloc-64 587KB 604KB [ 325.938771][ T923] kmalloc-32 507KB 1071KB [ 325.939328][ T923] kmalloc-16 277KB 281KB [ 325.939832][ T923] kmalloc-8 205KB 283KB [ 325.940292][ T923] kmalloc-192 347KB 441KB [ 325.940725][ T923] kmalloc-96 1111KB 1140KB [ 325.941162][ T923] kmem_cache_node 62KB 62KB [ 325.941588][ T923] kmem_cache 75KB 78KB [ 325.942046][ T923] Tasks state (memory values in pages): [ 325.942384][ T923] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 325.943220][ T923] [ 124] 0 124 7101 388 331 57 0 69632 0 0 systemd-udevd [ 325.944174][ T923] [ 186] 0 186 3401 213 128 85 0 53248 0 0 bash [ 325.945263][ T923] [ 910] 0 910 35780 981 928 53 0 122880 0 0 iperf3 [ 325.946105][ T923] [ 913] 0 913 35780 951 896 55 0 131072 0 0 iperf3 [ 325.946919][ T923] [ 1652] 0 1652 2600 107 96 11 0 65536 0 0 make [ 325.947758][ T923] [ 1662] 0 1662 3335 79 64 15 0 53248 0 0 sh [ 325.948470][ T923] [ 1663] 0 1663 2608 123 96 27 0 57344 0 0 make [ 325.949268][ T923] [ 1664] 0 1664 3368 93 64 29 0 57344 0 0 sh [ 325.949987][ T923] [ 1685] 0 1685 3368 105 105 0 0 53248 0 0 sh [ 325.950688][ T923] [ 1686] 0 1686 3368 129 101 28 0 53248 0 0 sh [ 325.951447][ T923] [ 1687] 0 1687 3368 157 105 52 0 53248 0 0 sh [ 325.952216][ T923] [ 1688] 0 1688 3368 153 105 48 0 53248 0 0 sh [ 325.952917][ T923] [ 1689] 0 1689 3368 117 105 12 0 53248 0 0 sh [ 325.953596][ T923] [ 1690] 0 1690 666 28 0 28 0 49152 0 0 timeout [ 325.954549][ T923] [ 1691] 0 1691 3368 133 105 28 0 53248 0 0 sh [ 325.955250][ T923] [ 1692] 0 1692 1887 105 96 9 0 61440 0 0 perl [ 325.956288][ T923] [ 1693] 0 1693 666 66 0 66 0 45056 0 0 timeout [ 325.957050][ T923] [ 1694] 0 1694 112 52 0 52 0 32768 0 0 stdbuf [ 325.957829][ T923] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=910,uid=0 [ 325.958915][ T923] Out of memory: Killed process 910 (iperf3) total-vm:143120kB, anon-rss:3712kB, file-rss:212kB, shmem-rss:0kB, UID:0 pgtables:120kB oom_score_adj:0 [ 326.350922][ T923] iperf3 (923) used greatest stack depth: 23088 bytes left