[ 405.364024][ T960] iperf3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 [ 405.364798][ T960] CPU: 3 UID: 0 PID: 960 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(full) [ 405.364803][ T960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 405.364805][ T960] Call Trace: [ 405.364808][ T960] [ 405.364811][ T960] dump_stack_lvl+0xb0/0xd0 [ 405.364821][ T960] dump_header+0x101/0x7d0 [ 405.364832][ T960] oom_kill_process+0x8b/0x1b0 [ 405.364838][ T960] out_of_memory+0x227/0x750 [ 405.364844][ T960] ? __pfx_out_of_memory+0x10/0x10 [ 405.364856][ T960] __alloc_pages_may_oom+0x230/0x3c0 [ 405.364864][ T960] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 405.364883][ T960] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 405.364895][ T960] ? get_page_from_freelist+0x1e8/0xf90 [ 405.364900][ T960] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 405.364915][ T960] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 405.364921][ T960] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 405.364928][ T960] ? find_held_lock+0x2b/0x80 [ 405.364935][ T960] ? __lock_release+0x5d/0x170 [ 405.364942][ T960] ? filemap_get_entry+0x153/0x2e0 [ 405.364951][ T960] alloc_pages_mpol+0xbf/0x3b0 [ 405.364959][ T960] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 405.364967][ T960] ? down_read+0x142/0x4b0 [ 405.364976][ T960] folio_alloc_noprof+0x17/0x200 [ 405.364980][ T960] __filemap_get_folio+0x251/0x6a0 [ 405.364989][ T960] filemap_fault+0xac4/0x1500 [ 405.364998][ T960] ? __pfx_filemap_map_pages+0x10/0x10 [ 405.365004][ T960] ? __pfx_filemap_fault+0x10/0x10 [ 405.365007][ T960] ? find_held_lock+0x2b/0x80 [ 405.365013][ T960] ? do_fault_around+0x2c6/0x4c0 [ 405.365017][ T960] ? __lock_release+0x5d/0x170 [ 405.365023][ T960] ? do_fault_around+0x2c6/0x4c0 [ 405.365031][ T960] __do_fault+0xed/0x3a0 [ 405.365037][ T960] do_pte_missing+0x67d/0xca0 [ 405.365042][ T960] ? rcu_read_unlock+0x18/0x70 [ 405.365048][ T960] handle_pte_fault+0x3e0/0x690 [ 405.365056][ T960] ? __pfx_handle_pte_fault+0x10/0x10 [ 405.365061][ T960] ? reacquire_held_locks+0xd1/0x200 [ 405.365065][ T960] ? do_user_addr_fault+0x461/0xe00 [ 405.365076][ T960] __handle_mm_fault+0x3fc/0x5e0 [ 405.365080][ T960] ? __pfx___handle_mm_fault+0x10/0x10 [ 405.365084][ T960] ? __lock_release+0xa8/0x170 [ 405.365100][ T960] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 405.365108][ T960] handle_mm_fault+0x200/0x420 [ 405.365112][ T960] ? __pfx_handle_mm_fault+0x10/0x10 [ 405.365116][ T960] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 405.365128][ T960] do_user_addr_fault+0x576/0xe00 [ 405.365135][ T960] ? rcu_is_watching+0x12/0xc0 [ 405.365143][ T960] exc_page_fault+0x5e/0xd0 [ 405.365149][ T960] asm_exc_page_fault+0x26/0x30 [ 405.365153][ T960] RIP: 0033:0x7fcdd7f94b0c [ 405.365160][ T960] Code: Unable to access opcode bytes at 0x7fcdd7f94ae2. [ 405.365162][ T960] RSP: 002b:00007fcdd6e75d20 EFLAGS: 00010246 [ 405.365165][ T960] RAX: 0000000000005ed4 RBX: 000000000001f008 RCX: 00007fcdd7f94b0c [ 405.365167][ T960] RDX: 000000000001f008 RSI: 00007fcdd7838ff8 RDI: 0000000000000008 [ 405.365169][ T960] RBP: 00007fcdd7838ff8 R08: 0000000000000002 R09: 00007ffd43f9e25f [ 405.365171][ T960] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000020000 [ 405.365172][ T960] R13: 0000000000000008 R14: 00007fcdd7ef5560 R15: 0000000000000000 [ 405.365188][ T960] [ 405.365189][ T960] Mem-Info: [ 405.416726][ T960] active_anon:45 inactive_anon:3934 isolated_anon:0 [ 405.416726][ T960] active_file:23 inactive_file:0 isolated_file:0 [ 405.416726][ T960] unevictable:0 dirty:0 writeback:0 [ 405.416726][ T960] slab_reclaimable:1560 slab_unreclaimable:157868 [ 405.416726][ T960] mapped:11 shmem:1110 pagetables:189 [ 405.416726][ T960] sec_pagetables:0 bounce:0 [ 405.416726][ T960] kernel_misc_reclaimable:0 [ 405.416726][ T960] free:1913 free_pcp:641 free_cma:0 [ 405.422770][ T960] Node 0 active_anon:180kB inactive_anon:15736kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:3712kB pagetables:756kB sec_pagetables:0kB all_unreclaimable? yes Balloon:0kB [ 405.428721][ T960] Node 0 DMA free:2972kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:52kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 405.432040][ T960] lowmem_reserve[]: 0 733 733 733 733 [ 405.432392][ T960] Node 0 DMA32 free:4680kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:0KB active_anon:180kB inactive_anon:15684kB active_file:92kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032188kB managed:750612kB mlocked:0kB bounce:0kB free_pcp:2548kB local_pcp:556kB free_cma:0kB [ 405.434099][ T960] lowmem_reserve[]: 0 0 0 0 0 [ 405.434437][ T960] Node 0 DMA: 31*4kB (UM) 16*8kB (M) 24*16kB (UM) 13*32kB (M) 4*64kB (M) 1*128kB (U) 2*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 2972kB [ 405.435339][ T960] Node 0 DMA32: 459*4kB (UM) 27*8kB (M) 82*16kB (ME) 36*32kB (UME) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4708kB [ 405.436181][ T960] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 405.436759][ T960] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 405.437324][ T960] 1121 total pagecache pages [ 405.437652][ T960] 0 pages in swap cache [ 405.437929][ T960] Free swap = 0kB [ 405.438174][ T960] Total swap = 0kB [ 405.438420][ T960] 262045 pages RAM [ 405.438653][ T960] 0 pages HighMem/MovableOnly [ 405.438963][ T960] 70552 pages reserved [ 405.439189][ T960] Unreclaimable slab info: [ 405.439482][ T960] Name Used Total [ 405.440671][ T960] ip6-frags 0KB 7KB [ 405.441074][ T960] fib6_node 3KB 16KB [ 405.441454][ T960] ip6_dst_cache 9KB 31KB [ 405.441859][ T960] PINGv6 0KB 31KB [ 405.442241][ T960] RAWv6 31KB 62KB [ 405.442617][ T960] UDPv6 0KB 30KB [ 405.443001][ T960] tw_sock_TCPv6 0KB 7KB [ 405.443382][ T960] request_sock_TCPv6 0KB 7KB [ 405.443774][ T960] TCPv6 124KB 151KB [ 405.444193][ T960] virtio_scsi_cmd 24KB 31KB [ 405.444578][ T960] bio-120 5KB 7KB [ 405.444958][ T960] bio-248 1KB 7KB [ 405.445383][ T960] mqueue_inode_cache 1KB 31KB [ 405.445768][ T960] fuse_request 32KB 46KB [ 405.446161][ T960] posix_timers_cache 0KB 15KB [ 405.446584][ T960] UNIX-STREAM 0KB 122KB [ 405.446989][ T960] UNIX 6KB 30KB [ 405.447389][ T960] ip4-frags 0KB 7KB [ 405.447792][ T960] tcp_bind2_bucket 5KB 8KB [ 405.448195][ T960] tcp_bind_bucket 5KB 8KB [ 405.448563][ T960] inet_peer 0KB 7KB [ 405.450011][ T960] ip_fib_trie 1KB 3KB [ 405.450405][ T960] ip_fib_alias 1KB 7KB [ 405.450782][ T960] rtable 3KB 39KB [ 405.451173][ T960] PING 0KB 31KB [ 405.451574][ T960] RAW 22KB 63KB [ 405.451977][ T960] UDP 4KB 32KB [ 405.452391][ T960] hugetlbfs_inode_cache 2KB 30KB [ 405.452786][ T960] netfs_subrequest 37KB 39KB [ 405.453187][ T960] netfs_request 93KB 95KB [ 405.453584][ T960] bio-264 14KB 15KB [ 405.453957][ T960] ep_head 0KB 16KB [ 405.454320][ T960] eventpoll_pwq 1KB 15KB [ 405.454691][ T960] eventpoll_epi 1KB 31KB [ 405.455120][ T960] inotify_inode_mark 1KB 3KB [ 405.455520][ T960] sgpool-128 8KB 30KB [ 405.455912][ T960] sgpool-64 4KB 31KB [ 405.456291][ T960] sgpool-32 2KB 31KB [ 405.456695][ T960] sgpool-16 1KB 15KB [ 405.457092][ T960] sgpool-8 0KB 7KB [ 405.457514][ T960] request_queue 19KB 31KB [ 405.458098][ T960] bio-184 0KB 7KB [ 405.458501][ T960] biovec-max 166KB 183KB [ 405.458917][ T960] dmaengine-unmap-2 0KB 4KB [ 405.459314][ T960] skbuff_small_head 4066KB 4067KB [ 405.459728][ T960] skbuff_fclone_cache 493KB 578KB [ 405.460139][ T960] skbuff_head_cache 1651KB 1653KB [ 405.460524][ T960] configfs_dir_cache 0KB 3KB [ 405.460906][ T960] file_lock_cache 0KB 7KB [ 405.461279][ T960] file_lock_ctx 1KB 7KB [ 405.461694][ T960] fsnotify_mark_connector 1KB 3KB [ 405.462078][ T960] proc_dir_entry 95KB 102KB [ 405.462479][ T960] pde_opener 0KB 3KB [ 405.462894][ T960] seq_file 0KB 30KB [ 405.463279][ T960] sigqueue 0KB 7KB [ 405.463699][ T960] shmem_inode_cache 1074KB 1104KB [ 405.464069][ T960] kernfs_node_cache 3578KB 3756KB [ 405.464453][ T960] mnt_cache 57KB 94KB [ 405.464862][ T960] bfilp 50KB 173KB [ 405.465263][ T960] filp 55KB 236KB [ 405.465651][ T960] names_cache 0KB 126KB [ 405.466043][ T960] net_namespace 6KB 30KB [ 405.466415][ T960] key_jar 2KB 8KB [ 405.467572][ T960] nsproxy 0KB 3KB [ 405.468026][ T960] vm_area_struct 187KB 622KB [ 405.468432][ T960] fs_cache 3KB 23KB [ 405.468827][ T960] files_cache 8KB 63KB [ 405.469213][ T960] signal_cache 141KB 243KB [ 405.469630][ T960] sighand_cache 199KB 308KB [ 405.470006][ T960] task_struct 1015KB 1128KB [ 405.470397][ T960] cred 39KB 70KB [ 405.470820][ T960] anon_vma_chain 47KB 133KB [ 405.471239][ T960] anon_vma 69KB 173KB [ 405.471634][ T960] pid 50KB 63KB [ 405.472048][ T960] Acpi-Operand 137KB 166KB [ 405.472457][ T960] Acpi-ParseExt 0KB 3KB [ 405.472848][ T960] Acpi-Parse 0KB 11KB [ 405.473264][ T960] Acpi-State 0KB 15KB [ 405.473673][ T960] Acpi-Namespace 14KB 15KB [ 405.474108][ T960] numa_policy 0KB 3KB [ 405.474501][ T960] trace_event_file 326KB 328KB [ 405.474891][ T960] ftrace_event_field 707KB 708KB [ 405.475253][ T960] pool_workqueue 256KB 283KB [ 405.475634][ T960] maple_node 138KB 819KB [ 405.476916][ T960] mm_struct 15KB 120KB [ 405.477341][ T960] vmap_area 194KB 197KB [ 405.477910][ T960] debug_objects_cache 113051KB 113652KB [ 405.478330][ T960] page->ptl 17KB 63KB [ 405.481693][ T960] kmemleak_scan_area 43KB 59KB [ 405.482655][ T960] kmemleak_object 414267KB 418560KB [ 405.485712][ T960] kmalloc-8k 432KB 528KB [ 405.486148][ T960] kmalloc-4k 25980KB 26568KB [ 405.486555][ T960] kmalloc-2k 24834KB 24834KB [ 405.487884][ T960] kmalloc-1k 1221KB 1410KB [ 405.488289][ T960] kmalloc-512 1168KB 1543KB [ 405.491697][ T960] kmalloc-256 399KB 866KB [ 405.492132][ T960] kmalloc-128 150KB 315KB [ 405.492556][ T960] kmalloc-64 458KB 592KB [ 405.493149][ T960] kmalloc-32 365KB 1071KB [ 405.493525][ T960] kmalloc-16 260KB 261KB [ 405.494219][ T960] kmalloc-8 206KB 275KB [ 405.494637][ T960] kmalloc-192 271KB 441KB [ 405.495073][ T960] kmalloc-96 1041KB 1144KB [ 405.495457][ T960] kmem_cache_node 62KB 62KB [ 405.495831][ T960] kmem_cache 75KB 78KB [ 405.496236][ T960] Tasks state (memory values in pages): [ 405.496545][ T960] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 405.500711][ T960] [ 125] 0 125 7106 378 337 41 0 69632 0 0 systemd-udevd [ 405.501468][ T960] [ 187] 0 187 3401 128 128 0 0 57344 0 0 bash [ 405.503708][ T960] [ 952] 0 952 35945 1056 1056 0 0 122880 0 0 iperf3 [ 405.504465][ T960] [ 954] 0 954 35945 1110 1056 54 0 131072 0 0 iperf3 [ 405.507693][ T960] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=954,uid=0 [ 405.508384][ T960] Out of memory: Killed process 954 (iperf3) total-vm:143780kB, anon-rss:4224kB, file-rss:216kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:0