[ 283.836146][ T1203] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 283.837186][ T1203] CPU: 2 UID: 0 PID: 1203 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(full) [ 283.837194][ T1203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 283.837201][ T1203] Call Trace: [ 283.837205][ T1203] [ 283.837209][ T1203] dump_stack_lvl+0xb0/0xd0 [ 283.837239][ T1203] dump_header+0x101/0x7d0 [ 283.837262][ T1203] oom_kill_process+0x8b/0x1b0 [ 283.837268][ T1203] out_of_memory+0x227/0x750 [ 283.837273][ T1203] ? __pfx_out_of_memory+0x10/0x10 [ 283.837285][ T1203] __alloc_pages_may_oom+0x230/0x3c0 [ 283.837298][ T1203] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 283.837316][ T1203] __alloc_pages_slowpath.constprop.0+0xcac/0x14b0 [ 283.837327][ T1203] ? get_page_from_freelist+0x1e8/0xf90 [ 283.837332][ T1203] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 283.837342][ T1203] ? rcu_is_watching+0x12/0xc0 [ 283.837358][ T1203] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 283.837363][ T1203] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 283.837377][ T1203] ? ip6_mtu+0x156/0x2c0 [ 283.837386][ T1203] ? __lock_release+0x5d/0x170 [ 283.837401][ T1203] alloc_pages_mpol+0xbf/0x3b0 [ 283.837411][ T1203] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 283.837418][ T1203] ? __pfx_tcp_current_mss+0x10/0x10 [ 283.837432][ T1203] alloc_pages_noprof+0xf6/0x2d0 [ 283.837438][ T1203] skb_page_frag_refill+0x292/0x4c0 [ 283.837451][ T1203] sk_page_frag_refill+0x52/0x2b0 [ 283.837458][ T1203] tcp_sendmsg_locked+0xb4d/0x3140 [ 283.837481][ T1203] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 283.837488][ T1203] ? find_held_lock+0x2b/0x80 [ 283.837498][ T1203] ? __local_bh_enable_ip+0xa9/0x130 [ 283.837513][ T1203] tcp_sendmsg+0x2c/0x50 [ 283.837520][ T1203] sock_write_iter+0x27a/0x520 [ 283.837530][ T1203] ? __pfx_sock_write_iter+0x10/0x10 [ 283.837549][ T1203] ? __lock_acquire+0x591/0x9d0 [ 283.837556][ T1203] vfs_write+0xc09/0x1210 [ 283.837564][ T1203] ? find_held_lock+0x2b/0x80 [ 283.837568][ T1203] ? __pfx_vfs_write+0x10/0x10 [ 283.837576][ T1203] ? __fget_files+0x199/0x300 [ 283.837603][ T1203] ksys_write+0x18b/0x1d0 [ 283.837607][ T1203] ? __pfx_ksys_write+0x10/0x10 [ 283.837609][ T1203] ? do_user_addr_fault+0x959/0xe00 [ 283.837628][ T1203] do_syscall_64+0xc1/0x1d0 [ 283.837636][ T1203] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 283.837645][ T1203] RIP: 0033:0x7f3cab9b8baf [ 283.837650][ T1203] Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 89 d0 f5 ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 dc d0 f5 ff 48 [ 283.837652][ T1203] RSP: 002b:00007f3ca6891cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 283.837659][ T1203] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f3cab9b8baf [ 283.837662][ T1203] RDX: 0000000000020000 RSI: 00007f3cab15c000 RDI: 0000000000000017 [ 283.837663][ T1203] RBP: 00007f3cab15c000 R08: 0000000000000002 R09: 00007ffc83d2219f [ 283.837666][ T1203] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000017 [ 283.837667][ T1203] R13: 0000000000020000 R14: 00007f3ca6891d60 R15: 0000557ce98d3250 [ 283.837682][ T1203] [ 283.856564][ T1203] Mem-Info: [ 283.856989][ T1203] active_anon:48 inactive_anon:6904 isolated_anon:0 [ 283.856989][ T1203] active_file:7 inactive_file:0 isolated_file:16 [ 283.856989][ T1203] unevictable:0 dirty:0 writeback:0 [ 283.856989][ T1203] slab_reclaimable:1532 slab_unreclaimable:151997 [ 283.856989][ T1203] mapped:23 shmem:1110 pagetables:483 [ 283.856989][ T1203] sec_pagetables:0 bounce:0 [ 283.856989][ T1203] kernel_misc_reclaimable:0 [ 283.856989][ T1203] free:1485 free_pcp:812 free_cma:0 [ 283.859433][ T1203] Node 0 active_anon:192kB inactive_anon:27616kB active_file:28kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):64kB mapped:92kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4224kB pagetables:1932kB sec_pagetables:0kB all_unreclaimable? yes Balloon:0kB [ 283.860886][ T1203] Node 0 DMA free:2960kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:1036kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:36kB local_pcp:28kB free_cma:0kB [ 283.862262][ T1203] lowmem_reserve[]: 0 733 733 733 733 [ 283.862588][ T1203] Node 0 DMA32 free:2980kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:0KB active_anon:188kB inactive_anon:26584kB active_file:20kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032188kB managed:750620kB mlocked:0kB bounce:0kB free_pcp:3176kB local_pcp:704kB free_cma:0kB [ 283.864037][ T1203] lowmem_reserve[]: 0 0 0 0 0 [ 283.864343][ T1203] Node 0 DMA: 36*4kB (UM) 16*8kB (ME) 8*16kB (UME) 8*32kB (UME) 4*64kB (UME) 4*128kB (UE) 0*256kB 1*512kB (M) 1*1024kB (E) 0*2048kB 0*4096kB = 2960kB [ 283.865196][ T1203] Node 0 DMA32: 111*4kB (UM) 117*8kB (UM) 77*16kB (UME) 2*32kB (U) 2*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2804kB [ 283.866314][ T1203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 283.866837][ T1203] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 283.867336][ T1203] 1136 total pagecache pages [ 283.867642][ T1203] 0 pages in swap cache [ 283.867891][ T1203] Free swap = 0kB [ 283.868127][ T1203] Total swap = 0kB [ 283.868360][ T1203] 262045 pages RAM [ 283.868600][ T1203] 0 pages HighMem/MovableOnly [ 283.868907][ T1203] 70550 pages reserved [ 283.869323][ T1203] Unreclaimable slab info: [ 283.869963][ T1203] Name Used Total [ 283.870361][ T1203] ip6-frags 0KB 7KB [ 283.870764][ T1203] fib6_node 3KB 16KB [ 283.871266][ T1203] ip6_dst_cache 8KB 31KB [ 283.871669][ T1203] PINGv6 0KB 31KB [ 283.872047][ T1203] RAWv6 31KB 62KB [ 283.872441][ T1203] UDPv6 0KB 30KB [ 283.872839][ T1203] tw_sock_TCPv6 0KB 7KB [ 283.873218][ T1203] request_sock_TCPv6 0KB 7KB [ 283.873617][ T1203] TCPv6 118KB 121KB [ 283.873996][ T1203] virtio_scsi_cmd 24KB 31KB [ 283.874376][ T1203] bio-120 5KB 7KB [ 283.874790][ T1203] bio-248 1KB 7KB [ 283.875170][ T1203] mqueue_inode_cache 1KB 31KB [ 283.875555][ T1203] fuse_request 130KB 176KB [ 283.875947][ T1203] posix_timers_cache 1KB 15KB [ 283.876527][ T1203] UNIX-STREAM 0KB 122KB [ 283.877131][ T1203] UNIX 6KB 30KB [ 283.877711][ T1203] ip4-frags 0KB 7KB [ 283.878099][ T1203] tcp_bind2_bucket 4KB 8KB [ 283.878485][ T1203] tcp_bind_bucket 4KB 8KB [ 283.878869][ T1203] inet_peer 0KB 7KB [ 283.879291][ T1203] ip_fib_trie 1KB 3KB [ 283.879690][ T1203] ip_fib_alias 1KB 7KB [ 283.880278][ T1203] rtable 2KB 31KB [ 283.880699][ T1203] PING 0KB 31KB [ 283.881089][ T1203] RAW 21KB 63KB [ 283.881478][ T1203] UDP 4KB 32KB [ 283.881882][ T1203] hugetlbfs_inode_cache 2KB 30KB [ 283.882269][ T1203] netfs_subrequest 37KB 39KB [ 283.882667][ T1203] netfs_request 93KB 95KB [ 283.883056][ T1203] bio-264 14KB 15KB [ 283.883429][ T1203] ep_head 0KB 12KB [ 283.883833][ T1203] eventpoll_pwq 1KB 15KB [ 283.884211][ T1203] eventpoll_epi 1KB 31KB [ 283.884612][ T1203] inotify_inode_mark 1KB 3KB [ 283.884992][ T1203] sgpool-128 8KB 30KB [ 283.885384][ T1203] sgpool-64 4KB 31KB [ 283.885789][ T1203] sgpool-32 2KB 31KB [ 283.886168][ T1203] sgpool-16 1KB 15KB [ 283.886556][ T1203] sgpool-8 0KB 7KB [ 283.887143][ T1203] request_queue 19KB 31KB [ 283.887531][ T1203] bio-184 0KB 7KB [ 283.888115][ T1203] biovec-max 166KB 183KB [ 283.888506][ T1203] dmaengine-unmap-2 0KB 4KB [ 283.888897][ T1203] skbuff_small_head 4102KB 4103KB [ 283.889289][ T1203] skbuff_fclone_cache 540KB 593KB [ 283.890038][ T1203] skbuff_head_cache 1354KB 1357KB [ 283.890428][ T1203] configfs_dir_cache 0KB 3KB [ 283.890830][ T1203] file_lock_cache 0KB 7KB [ 283.891218][ T1203] file_lock_ctx 1KB 7KB [ 283.891627][ T1203] fsnotify_mark_connector 1KB 3KB [ 283.892006][ T1203] proc_dir_entry 95KB 102KB [ 283.892415][ T1203] pde_opener 0KB 3KB [ 283.892838][ T1203] seq_file 0KB 30KB [ 283.893226][ T1203] sigqueue 0KB 7KB [ 283.893837][ T1203] shmem_inode_cache 1074KB 1104KB [ 283.894803][ T1203] kernfs_node_cache 3578KB 3756KB [ 283.895184][ T1203] mnt_cache 57KB 94KB [ 283.895577][ T1203] bfilp 118KB 157KB [ 283.895954][ T1203] filp 113KB 267KB [ 283.896339][ T1203] names_cache 262KB 315KB [ 283.896729][ T1203] net_namespace 6KB 30KB [ 283.897105][ T1203] key_jar 2KB 8KB [ 283.897484][ T1203] nsproxy 0KB 3KB [ 283.897866][ T1203] vm_area_struct 671KB 716KB [ 283.898241][ T1203] fs_cache 9KB 23KB [ 283.898630][ T1203] files_cache 25KB 63KB [ 283.899014][ T1203] signal_cache 170KB 243KB [ 283.900983][ T1203] sighand_cache 239KB 308KB [ 283.901365][ T1203] task_struct 1163KB 1233KB [ 283.901748][ T1203] cred 48KB 63KB [ 283.902137][ T1203] anon_vma_chain 192KB 192KB [ 283.902525][ T1203] anon_vma 185KB 244KB [ 283.903106][ T1203] pid 57KB 70KB [ 283.903498][ T1203] Acpi-Operand 137KB 166KB [ 283.903890][ T1203] Acpi-ParseExt 0KB 3KB [ 283.904278][ T1203] Acpi-Parse 0KB 11KB [ 283.904662][ T1203] Acpi-State 0KB 15KB [ 283.905234][ T1203] Acpi-Namespace 14KB 15KB [ 283.908591][ T1203] numa_policy 0KB 3KB [ 283.910620][ T1203] trace_event_file 326KB 328KB [ 283.916557][ T1203] ftrace_event_field 707KB 708KB [ 283.919566][ T1203] pool_workqueue 256KB 283KB [ 283.919982][ T1203] maple_node 363KB 803KB [ 283.920370][ T1203] mm_struct 57KB 120KB [ 283.920749][ T1203] vmap_area 132KB 134KB [ 283.921139][ T1203] debug_objects_cache 109499KB 109501KB [ 283.921504][ T1203] page->ptl 54KB 94KB [ 283.921908][ T1203] kmemleak_scan_area 30KB 51KB [ 283.922294][ T1203] kmemleak_object 404040KB 404043KB [ 283.923816][ T1203] kmalloc-8k 432KB 552KB [ 283.924220][ T1203] kmalloc-4k 25932KB 26256KB [ 283.927696][ T1203] kmalloc-2k 21150KB 21150KB [ 283.928095][ T1203] kmalloc-1k 1371KB 1530KB [ 283.928472][ T1203] kmalloc-512 1440KB 1638KB [ 283.932032][ T1203] kmalloc-256 671KB 819KB [ 283.932447][ T1203] kmalloc-128 192KB 291KB [ 283.935636][ T1203] kmalloc-64 530KB 632KB [ 283.936051][ T1203] kmalloc-32 517KB 1094KB [ 283.936450][ T1203] kmalloc-16 274KB 277KB [ 283.938683][ T1203] kmalloc-8 205KB 279KB [ 283.939113][ T1203] kmalloc-192 329KB 425KB [ 283.939466][ T1203] kmalloc-96 1065KB 1152KB [ 283.940157][ T1203] kmem_cache_node 62KB 62KB [ 283.940512][ T1203] kmem_cache 75KB 78KB [ 283.944658][ T1203] Tasks state (memory values in pages): [ 283.944946][ T1203] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 283.946739][ T1203] [ 123] 0 123 7106 326 326 0 0 77824 0 0 systemd-udevd [ 283.947503][ T1203] [ 186] 0 186 3401 183 128 55 0 61440 0 0 bash [ 283.950657][ T1203] [ 1188] 0 1188 35714 837 832 5 0 131072 0 0 iperf3 [ 283.951303][ T1203] [ 1190] 0 1190 35714 873 864 9 0 126976 0 0 iperf3 [ 283.954674][ T1203] [ 2017] 0 2017 2600 136 96 40 0 69632 0 0 make [ 283.955317][ T1203] [ 2031] 0 2031 3335 99 64 35 0 57344 0 0 sh [ 283.956106][ T1203] [ 2032] 0 2032 2633 177 128 49 0 61440 0 0 make [ 283.959746][ T1203] [ 2037] 0 2037 3368 103 64 39 0 61440 0 0 sh [ 283.960610][ T1203] [ 2058] 0 2058 3368 118 104 14 0 57344 0 0 sh [ 283.961301][ T1203] [ 2059] 0 2059 3368 129 104 25 0 57344 0 0 sh [ 283.961865][ T1203] [ 2060] 0 2060 3368 134 104 30 0 57344 0 0 sh [ 283.962420][ T1203] [ 2061] 0 2061 3368 129 104 25 0 57344 0 0 sh [ 283.962972][ T1203] [ 2062] 0 2062 3368 157 104 53 0 57344 0 0 sh [ 283.963513][ T1203] [ 2063] 0 2063 3368 171 104 67 0 57344 0 0 sh [ 283.964326][ T1203] [ 2064] 0 2064 666 14 0 14 0 49152 0 0 timeout [ 283.965020][ T1203] [ 2065] 0 2065 2275 461 448 13 0 57344 0 0 perl [ 283.965630][ T1203] [ 2066] 0 2066 666 10 0 10 0 40960 0 0 timeout [ 283.966254][ T1203] [ 2067] 0 2067 60020 2280 2237 43 0 81920 0 0 python3 [ 283.966874][ T1203] [ 2069] 0 2069 1238 37 32 5 0 36864 0 0 ip [ 283.967466][ T1203] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=2067,uid=0 [ 283.968191][ T1203] Out of memory: Killed process 2067 (python3) total-vm:240080kB, anon-rss:8948kB, file-rss:172kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:0 [ 284.055547][ T2067] python3 (2067) used greatest stack depth: 22848 bytes left