[ 222.101263][ T1387] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 222.101828][ T1387] CPU: 1 UID: 0 PID: 1387 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(full) [ 222.101833][ T1387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 222.101835][ T1387] Call Trace: [ 222.101837][ T1387] [ 222.101839][ T1387] dump_stack_lvl+0xb0/0xd0 [ 222.101848][ T1387] dump_header+0x101/0x7d0 [ 222.101856][ T1387] oom_kill_process+0x8b/0x1b0 [ 222.101860][ T1387] out_of_memory+0x227/0x750 [ 222.101864][ T1387] ? __pfx_out_of_memory+0x10/0x10 [ 222.101872][ T1387] __alloc_pages_may_oom+0x230/0x3c0 [ 222.101878][ T1387] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 222.101890][ T1387] __alloc_pages_slowpath.constprop.0+0x7db/0x1490 [ 222.101898][ T1387] ? get_page_from_freelist+0x1e8/0xf70 [ 222.101902][ T1387] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 222.101910][ T1387] ? lock_acquire.part.0+0xab/0x220 [ 222.101918][ T1387] __alloc_frozen_pages_noprof+0x2f0/0x350 [ 222.101922][ T1387] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 222.101930][ T1387] ? trace_kmem_cache_alloc+0x2a/0xd0 [ 222.101934][ T1387] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 222.101937][ T1387] ? __create_object+0x5e/0xb0 [ 222.101946][ T1387] alloc_pages_mpol+0xbf/0x390 [ 222.101952][ T1387] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 222.101957][ T1387] ? __alloc_skb+0x23b/0x2e0 [ 222.101965][ T1387] alloc_pages_noprof+0xf6/0x2d0 [ 222.101970][ T1387] skb_page_frag_refill+0x1d7/0x330 [ 222.101976][ T1387] sk_page_frag_refill+0x52/0x2b0 [ 222.101981][ T1387] tcp_sendmsg_locked+0xb4d/0x3140 [ 222.101996][ T1387] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 222.102002][ T1387] ? find_held_lock+0x2b/0x80 [ 222.102008][ T1387] ? mark_held_locks+0x49/0x80 [ 222.102015][ T1387] tcp_sendmsg+0x2c/0x50 [ 222.102019][ T1387] sock_write_iter+0x27a/0x520 [ 222.102024][ T1387] ? __pfx_sock_write_iter+0x10/0x10 [ 222.102035][ T1387] ? __lock_acquire+0x591/0x9d0 [ 222.102041][ T1387] vfs_write+0xbd9/0x11e0 [ 222.102046][ T1387] ? find_held_lock+0x2b/0x80 [ 222.102049][ T1387] ? __pfx_vfs_write+0x10/0x10 [ 222.102054][ T1387] ? __fget_files+0x199/0x300 [ 222.102066][ T1387] ksys_write+0x18b/0x1d0 [ 222.102070][ T1387] ? __pfx_ksys_write+0x10/0x10 [ 222.102075][ T1387] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 222.102082][ T1387] do_syscall_64+0xc1/0x1d0 [ 222.102087][ T1387] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 222.102091][ T1387] RIP: 0033:0x7f9f38cb2baf [ 222.102098][ T1387] Code: Unable to access opcode bytes at 0x7f9f38cb2b85. [ 222.102100][ T1387] RSP: 002b:00007f9f3338acd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 222.102103][ T1387] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f9f38cb2baf [ 222.102105][ T1387] RDX: 0000000000020000 RSI: 00007f9f38436000 RDI: 0000000000000019 [ 222.102107][ T1387] RBP: 00007f9f38436000 R08: 0000000000000002 R09: 00007ffd5e9daf8f [ 222.102109][ T1387] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000019 [ 222.102110][ T1387] R13: 0000000000020000 R14: 00007f9f3338ad60 R15: 000055860ba22500 [ 222.102121][ T1387] [ 222.102122][ T1387] Mem-Info: [ 222.112450][ T1387] active_anon:50 inactive_anon:6468 isolated_anon:0 [ 222.112450][ T1387] active_file:0 inactive_file:21 isolated_file:0 [ 222.112450][ T1387] unevictable:0 dirty:0 writeback:0 [ 222.112450][ T1387] slab_reclaimable:1533 slab_unreclaimable:156934 [ 222.112450][ T1387] mapped:19 shmem:1110 pagetables:394 [ 222.112450][ T1387] sec_pagetables:0 bounce:0 [ 222.112450][ T1387] kernel_misc_reclaimable:0 [ 222.112450][ T1387] free:2570 free_pcp:324 free_cma:0 [ 222.113815][ T1387] Node 0 active_anon:200kB inactive_anon:25872kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4160kB pagetables:1576kB sec_pagetables:0kB all_unreclaimable? no [ 222.114782][ T1387] Node 0 DMA free:3064kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:1380kB 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 [ 222.115842][ T1387] lowmem_reserve[]: 0 733 733 733 733 [ 222.116089][ T1387] Node 0 DMA32 free:6992kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:0KB active_anon:196kB inactive_anon:24492kB active_file:0kB inactive_file:64kB unevictable:0kB writepending:0kB present:1032188kB managed:751080kB mlocked:0kB bounce:0kB free_pcp:1564kB local_pcp:224kB free_cma:0kB [ 222.121736][ T1387] lowmem_reserve[]: 0 0 0 0 0 [ 222.121954][ T1387] Node 0 DMA: 24*4kB (UM) 7*8kB (UME) 14*16kB (UM) 10*32kB (UME) 11*64kB (UE) 3*128kB (UE) 1*256kB (M) 0*512kB 1*1024kB (E) 0*2048kB 0*4096kB = 3064kB [ 222.122514][ T1387] Node 0 DMA32: 534*4kB (UME) 401*8kB (M) 13*16kB (UM) 44*32kB (UME) 6*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 7344kB [ 222.123038][ T1387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 222.123353][ T1387] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 222.123676][ T1387] 1156 total pagecache pages [ 222.123856][ T1387] 0 pages in swap cache [ 222.123985][ T1387] Free swap = 0kB [ 222.124114][ T1387] Total swap = 0kB [ 222.124233][ T1387] 262045 pages RAM [ 222.124365][ T1387] 0 pages HighMem/MovableOnly [ 222.124540][ T1387] 70435 pages reserved [ 222.124676][ T1387] Unreclaimable slab info: [ 222.127715][ T1387] Name Used Total [ 222.128088][ T1387] ip6-frags 0KB 7KB [ 222.128488][ T1387] fib6_node 3KB 16KB [ 222.128773][ T1387] ip6_dst_cache 7KB 31KB [ 222.128998][ T1387] PINGv6 0KB 31KB [ 222.129273][ T1387] RAWv6 31KB 62KB [ 222.129480][ T1387] UDPv6 0KB 30KB [ 222.132911][ T1387] tw_sock_TCPv6 0KB 7KB [ 222.133158][ T1387] request_sock_TCPv6 0KB 7KB [ 222.133357][ T1387] TCPv6 118KB 121KB [ 222.133559][ T1387] virtio_scsi_cmd 24KB 31KB [ 222.133780][ T1387] bio-120 5KB 7KB [ 222.134060][ T1387] bio-248 1KB 7KB [ 222.134321][ T1387] mqueue_inode_cache 1KB 31KB [ 222.134565][ T1387] fuse_request 13KB 30KB [ 222.135024][ T1387] posix_timers_cache 1KB 15KB [ 222.135310][ T1387] UNIX-STREAM 0KB 122KB [ 222.135516][ T1387] UNIX 6KB 30KB [ 222.135763][ T1387] ip4-frags 0KB 7KB [ 222.135992][ T1387] tcp_bind2_bucket 4KB 8KB [ 222.136217][ T1387] tcp_bind_bucket 4KB 8KB [ 222.136459][ T1387] inet_peer 0KB 7KB [ 222.136672][ T1387] ip_fib_trie 1KB 3KB [ 222.136884][ T1387] ip_fib_alias 1KB 7KB [ 222.137085][ T1387] rtable 2KB 39KB [ 222.137286][ T1387] PING 0KB 31KB [ 222.137487][ T1387] RAW 21KB 63KB [ 222.137672][ T1387] UDP 4KB 32KB [ 222.143476][ T1387] hugetlbfs_inode_cache 2KB 30KB [ 222.143769][ T1387] netfs_subrequest 37KB 39KB [ 222.144092][ T1387] netfs_request 93KB 95KB [ 222.144443][ T1387] bio-264 14KB 15KB [ 222.144685][ T1387] ep_head 0KB 16KB [ 222.144954][ T1387] eventpoll_pwq 1KB 15KB [ 222.148314][ T1387] eventpoll_epi 1KB 31KB [ 222.148595][ T1387] inotify_inode_mark 1KB 3KB [ 222.148992][ T1387] sgpool-128 8KB 30KB [ 222.149243][ T1387] sgpool-64 4KB 31KB [ 222.149657][ T1387] sgpool-32 2KB 31KB [ 222.149926][ T1387] sgpool-16 1KB 15KB [ 222.150300][ T1387] sgpool-8 0KB 7KB [ 222.150525][ T1387] request_queue 19KB 31KB [ 222.151404][ T1387] bio-184 0KB 7KB [ 222.151669][ T1387] biovec-max 166KB 183KB [ 222.152621][ T1387] dmaengine-unmap-2 0KB 4KB [ 222.152915][ T1387] skbuff_small_head 2591KB 3655KB [ 222.153156][ T1387] skbuff_fclone_cache 342KB 375KB [ 222.153412][ T1387] skbuff_head_cache 1186KB 1480KB [ 222.153670][ T1387] configfs_dir_cache 0KB 3KB [ 222.153983][ T1387] file_lock_cache 0KB 7KB [ 222.154213][ T1387] file_lock_ctx 1KB 7KB [ 222.154428][ T1387] fsnotify_mark_connector 1KB 3KB [ 222.154653][ T1387] proc_dir_entry 95KB 102KB [ 222.157393][ T1387] pde_opener 0KB 3KB [ 222.157660][ T1387] seq_file 0KB 30KB [ 222.157956][ T1387] sigqueue 0KB 11KB [ 222.158202][ T1387] shmem_inode_cache 1074KB 1104KB [ 222.158436][ T1387] kernfs_node_cache 3585KB 3764KB [ 222.158666][ T1387] mnt_cache 57KB 94KB [ 222.158878][ T1387] bfilp 100KB 157KB [ 222.159088][ T1387] filp 76KB 220KB [ 222.159317][ T1387] names_cache 17KB 157KB [ 222.159545][ T1387] net_namespace 6KB 30KB [ 222.161022][ T1387] key_jar 2KB 8KB [ 222.161436][ T1387] nsproxy 0KB 3KB [ 222.161683][ T1387] vma_lock 284KB 359KB [ 222.161903][ T1387] vm_area_struct 292KB 366KB [ 222.162131][ T1387] fs_cache 8KB 23KB [ 222.162383][ T1387] files_cache 23KB 63KB [ 222.162621][ T1387] signal_cache 165KB 243KB [ 222.162860][ T1387] sighand_cache 232KB 308KB [ 222.163072][ T1387] task_struct 1137KB 1207KB [ 222.163291][ T1387] cred 46KB 70KB [ 222.163511][ T1387] anon_vma_chain 151KB 204KB [ 222.163762][ T1387] anon_vma 141KB 228KB [ 222.163986][ T1387] pid 56KB 70KB [ 222.164216][ T1387] Acpi-Operand 137KB 166KB [ 222.164432][ T1387] Acpi-ParseExt 0KB 3KB [ 222.164639][ T1387] Acpi-Parse 0KB 11KB [ 222.164846][ T1387] Acpi-State 0KB 15KB [ 222.165101][ T1387] Acpi-Namespace 14KB 15KB [ 222.165340][ T1387] numa_policy 0KB 3KB [ 222.165567][ T1387] trace_event_file 325KB 328KB [ 222.165799][ T1387] ftrace_event_field 701KB 704KB [ 222.166031][ T1387] pool_workqueue 256KB 283KB [ 222.166259][ T1387] maple_node 238KB 866KB [ 222.166499][ T1387] mm_struct 48KB 126KB [ 222.166876][ T1387] vmap_area 151KB 154KB [ 222.167134][ T1387] debug_objects_cache 112968KB 113059KB [ 222.167362][ T1387] page->ptl 42KB 79KB [ 222.167591][ T1387] kmemleak_scan_area 34KB 47KB [ 222.167978][ T1387] kmemleak_object 415841KB 417977KB [ 222.168234][ T1387] kmalloc-8k 432KB 528KB [ 222.168477][ T1387] kmalloc-4k 25860KB 26568KB [ 222.168738][ T1387] kmalloc-2k 18594KB 18726KB [ 222.168973][ T1387] kmalloc-1k 1020KB 1410KB [ 222.169200][ T1387] kmalloc-512 1072KB 1606KB [ 222.169416][ T1387] kmalloc-256 405KB 882KB [ 222.169646][ T1387] kmalloc-128 146KB 291KB [ 222.169913][ T1387] kmalloc-64 452KB 624KB [ 222.170166][ T1387] kmalloc-32 391KB 960KB [ 222.170391][ T1387] kmalloc-16 259KB 261KB [ 222.170859][ T1387] kmalloc-8 206KB 287KB [ 222.171097][ T1387] kmalloc-192 286KB 433KB [ 222.171444][ T1387] kmalloc-96 1039KB 1116KB [ 222.172044][ T1387] kmem_cache_node 62KB 70KB [ 222.172297][ T1387] kmem_cache 75KB 78KB [ 222.172686][ T1387] Tasks state (memory values in pages): [ 222.172910][ T1387] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 222.173471][ T1387] [ 123] 0 123 7105 370 331 39 0 81920 0 0 systemd-udevd [ 222.174338][ T1387] [ 186] 0 186 3401 223 160 63 0 45056 0 0 bash [ 222.174763][ T1387] [ 1355] 0 1355 35648 846 800 46 0 122880 0 0 iperf3 [ 222.175277][ T1387] [ 1358] 0 1358 35648 914 800 114 0 122880 0 0 iperf3 [ 222.175904][ T1387] [ 1975] 0 1975 2600 110 96 14 0 65536 0 0 make [ 222.176487][ T1387] [ 1989] 0 1989 3335 91 64 27 0 57344 0 0 sh [ 222.176848][ T1387] [ 1990] 0 1990 2633 141 128 13 0 57344 0 0 make [ 222.177304][ T1387] [ 1995] 0 1995 3368 129 96 33 0 53248 0 0 sh [ 222.177801][ T1387] [ 2016] 0 2016 3368 139 105 34 0 45056 0 0 sh [ 222.178272][ T1387] [ 2017] 0 2017 3368 152 105 47 0 45056 0 0 sh [ 222.178782][ T1387] [ 2018] 0 2018 3368 152 105 47 0 45056 0 0 sh [ 222.179173][ T1387] [ 2019] 0 2019 3368 134 105 29 0 45056 0 0 sh [ 222.179539][ T1387] [ 2020] 0 2020 3368 150 105 45 0 45056 0 0 sh [ 222.179925][ T1387] [ 2021] 0 2021 3368 145 105 40 0 45056 0 0 sh [ 222.180325][ T1387] [ 2022] 0 2022 666 11 0 11 0 45056 0 0 timeout [ 222.180692][ T1387] [ 2023] 0 2023 2275 491 448 43 0 53248 0 0 perl [ 222.181145][ T1387] [ 2024] 0 2024 666 33 0 33 0 45056 0 0 timeout [ 222.181534][ T1387] [ 2025] 0 2025 59569 2320 1952 368 0 86016 0 0 python3 [ 222.181970][ T1387] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=2025,uid=0 [ 222.182470][ T1387] Out of memory: Killed process 2025 (python3) total-vm:238276kB, anon-rss:7808kB, file-rss:1472kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:0