[ 281.027009][ T880] iperf3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 [ 281.037426][ T880] CPU: 2 UID: 0 PID: 880 Comm: iperf3 Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full) [ 281.037436][ T880] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 281.037440][ T880] Call Trace: [ 281.037443][ T880] [ 281.037448][ T880] dump_stack_lvl+0xb0/0xd0 [ 281.037461][ T880] dump_header+0x101/0x7d0 [ 281.037479][ T880] oom_kill_process+0x8b/0x1b0 [ 281.037489][ T880] out_of_memory+0x227/0x750 [ 281.037498][ T880] ? __pfx_out_of_memory+0x10/0x10 [ 281.037520][ T880] __alloc_pages_may_oom+0x230/0x3c0 [ 281.037531][ T880] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 281.037566][ T880] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 281.037587][ T880] ? get_page_from_freelist+0x1e8/0xf90 [ 281.037595][ T880] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 281.037624][ T880] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 281.037633][ T880] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 281.037645][ T880] ? find_held_lock+0x2b/0x80 [ 281.037658][ T880] ? __lock_release+0x5d/0x170 [ 281.037670][ T880] ? filemap_get_entry+0x153/0x2e0 [ 281.037686][ T880] alloc_pages_mpol+0xbf/0x3b0 [ 281.037697][ T880] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 281.037710][ T880] ? down_read+0x142/0x4b0 [ 281.037725][ T880] folio_alloc_noprof+0x17/0x200 [ 281.037732][ T880] __filemap_get_folio+0x251/0x6a0 [ 281.037749][ T880] filemap_fault+0xac4/0x1500 [ 281.037766][ T880] ? __pfx_filemap_map_pages+0x10/0x10 [ 281.037775][ T880] ? __pfx_filemap_fault+0x10/0x10 [ 281.037781][ T880] ? find_held_lock+0x2b/0x80 [ 281.037790][ T880] ? do_fault_around+0x2c6/0x4c0 [ 281.037795][ T880] ? __lock_release+0x5d/0x170 [ 281.037807][ T880] ? do_fault_around+0x2c6/0x4c0 [ 281.037822][ T880] __do_fault+0xed/0x3a0 [ 281.037834][ T880] do_pte_missing+0x67d/0xca0 [ 281.037842][ T880] ? rcu_read_unlock+0x18/0x70 [ 281.037854][ T880] handle_pte_fault+0x3e0/0x690 [ 281.037866][ T880] ? __pfx_handle_pte_fault+0x10/0x10 [ 281.037875][ T880] ? reacquire_held_locks+0xd1/0x200 [ 281.037881][ T880] ? do_user_addr_fault+0x461/0xe00 [ 281.037897][ T880] __handle_mm_fault+0x3fc/0x5e0 [ 281.037906][ T880] ? __pfx___handle_mm_fault+0x10/0x10 [ 281.037910][ T880] ? __lock_release+0xa8/0x170 [ 281.037942][ T880] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 281.037955][ T880] handle_mm_fault+0x200/0x420 [ 281.037963][ T880] ? __pfx_handle_mm_fault+0x10/0x10 [ 281.037971][ T880] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 281.037992][ T880] do_user_addr_fault+0x576/0xe00 [ 281.038005][ T880] ? rcu_is_watching+0x12/0xc0 [ 281.038019][ T880] exc_page_fault+0x5e/0xd0 [ 281.038030][ T880] asm_exc_page_fault+0x26/0x30 [ 281.038035][ T880] RIP: 0033:0x7f9de7f27b0c [ 281.038046][ T880] Code: Unable to access opcode bytes at 0x7f9de7f27ae2. [ 281.038049][ T880] RSP: 002b:00007f9de24d7d20 EFLAGS: 00010246 [ 281.038055][ T880] RAX: 000000000000c958 RBX: 000000000000c958 RCX: 00007f9de7f27b0c [ 281.038058][ T880] RDX: 000000000000c958 RSI: 00007f9de75966a8 RDI: 000000000000001a [ 281.038062][ T880] RBP: 00007f9de75966a8 R08: 0000000000000002 R09: 00007ffd5ea2189f [ 281.038065][ T880] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000020000 [ 281.038067][ T880] R13: 000000000000001a R14: 00007f9de7e88560 R15: 0000000000000000 [ 281.038098][ T880] [ 281.038100][ T880] Mem-Info: [ 281.104744][ T880] active_anon:43 inactive_anon:3789 isolated_anon:0 [ 281.104744][ T880] active_file:20 inactive_file:7 isolated_file:0 [ 281.104744][ T880] unevictable:0 dirty:0 writeback:0 [ 281.104744][ T880] slab_reclaimable:1384 slab_unreclaimable:156715 [ 281.104744][ T880] mapped:0 shmem:1110 pagetables:193 [ 281.104744][ T880] sec_pagetables:0 bounce:0 [ 281.104744][ T880] kernel_misc_reclaimable:0 [ 281.104744][ T880] free:2312 free_pcp:193 free_cma:0 [ 281.109466][ T880] Node 0 active_anon:172kB inactive_anon:15156kB active_file:80kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:3712kB pagetables:772kB sec_pagetables:0kB all_unreclaimable? yes Balloon:0kB [ 281.112485][ T880] Node 0 DMA free:3192kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:16kB active_file:4kB inactive_file:32kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB [ 281.115890][ T880] lowmem_reserve[]: 0 733 733 733 733 [ 281.116478][ T880] Node 0 DMA32 free:7028kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:8192KB active_anon:172kB inactive_anon:15140kB active_file:80kB inactive_file:156kB unevictable:0kB writepending:0kB present:1032188kB managed:750604kB mlocked:0kB bounce:0kB free_pcp:972kB local_pcp:280kB free_cma:0kB [ 281.119239][ T880] lowmem_reserve[]: 0 0 0 0 0 [ 281.120155][ T880] Node 0 DMA: 1*4kB (U) 6*8kB (UM) 6*16kB (U) 17*32kB (U) 3*64kB (UM) 2*128kB (UM) 1*256kB (M) 2*512kB (UM) 1*1024kB (M) 0*2048kB 0*4096kB = 3444kB [ 281.121939][ T880] Node 0 DMA32: 64*4kB (UME) 9*8kB (UME) 33*16kB (UMEH) 191*32kB (UMEH) 6*64kB (UME) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 7352kB [ 281.123925][ T880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 281.124904][ T880] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 281.126301][ T880] 1134 total pagecache pages [ 281.126876][ T880] 0 pages in swap cache [ 281.127351][ T880] Free swap = 0kB [ 281.127779][ T880] Total swap = 0kB [ 281.128616][ T880] 262045 pages RAM [ 281.129040][ T880] 0 pages HighMem/MovableOnly [ 281.129659][ T880] 70554 pages reserved [ 281.130072][ T880] Unreclaimable slab info: [ 281.131111][ T880] Name Used Total [ 281.132568][ T880] ip6-frags 0KB 7KB [ 281.133332][ T880] fib6_node 3KB 4KB [ 281.134011][ T880] ip6_dst_cache 7KB 7KB [ 281.135141][ T880] PINGv6 0KB 31KB [ 281.135852][ T880] RAWv6 31KB 62KB [ 281.136991][ T880] UDPv6 0KB 30KB [ 281.138054][ T880] tw_sock_TCPv6 0KB 7KB [ 281.139196][ T880] request_sock_TCPv6 0KB 7KB [ 281.139917][ T880] TCPv6 124KB 151KB [ 281.140692][ T880] virtio_scsi_cmd 24KB 31KB [ 281.141419][ T880] bio-120 5KB 7KB [ 281.142128][ T880] bio-248 1KB 7KB [ 281.142873][ T880] mqueue_inode_cache 1KB 31KB [ 281.143685][ T880] fuse_request 20KB 30KB [ 281.144463][ T880] posix_timers_cache 0KB 15KB [ 281.145168][ T880] UNIX-STREAM 0KB 122KB [ 281.145858][ T880] UNIX 6KB 30KB [ 281.146595][ T880] ip4-frags 0KB 7KB [ 281.147317][ T880] tcp_bind2_bucket 4KB 8KB [ 281.148025][ T880] tcp_bind_bucket 4KB 8KB [ 281.148763][ T880] inet_peer 0KB 7KB [ 281.149821][ T880] ip_fib_trie 1KB 3KB [ 281.150552][ T880] ip_fib_alias 1KB 3KB [ 281.151421][ T880] rtable 3KB 7KB [ 281.152155][ T880] PING 0KB 31KB [ 281.153292][ T880] RAW 21KB 31KB [ 281.154000][ T880] UDP 4KB 32KB [ 281.154673][ T880] hugetlbfs_inode_cache 2KB 30KB [ 281.155401][ T880] netfs_subrequest 37KB 39KB [ 281.156123][ T880] netfs_request 93KB 95KB [ 281.157217][ T880] bio-264 14KB 15KB [ 281.158333][ T880] ep_head 0KB 16KB [ 281.159397][ T880] eventpoll_pwq 1KB 15KB [ 281.160489][ T880] eventpoll_epi 1KB 31KB [ 281.161225][ T880] inotify_inode_mark 1KB 3KB [ 281.161946][ T880] sgpool-128 8KB 30KB [ 281.163093][ T880] sgpool-64 4KB 31KB [ 281.163807][ T880] sgpool-32 2KB 31KB [ 281.165277][ T880] sgpool-16 1KB 15KB [ 281.165976][ T880] sgpool-8 0KB 7KB [ 281.166739][ T880] request_queue 19KB 31KB [ 281.167452][ T880] bio-184 0KB 7KB [ 281.168148][ T880] biovec-max 166KB 183KB [ 281.168909][ T880] dmaengine-unmap-2 0KB 4KB [ 281.170024][ T880] skbuff_small_head 3705KB 4501KB [ 281.170813][ T880] skbuff_fclone_cache 473KB 656KB [ 281.171625][ T880] skbuff_head_cache 1642KB 1935KB [ 281.172735][ T880] file_lock_cache 0KB 7KB [ 281.173466][ T880] file_lock_ctx 1KB 7KB [ 281.174859][ T880] fsnotify_mark_connector 1KB 3KB [ 281.175550][ T880] proc_dir_entry 95KB 102KB [ 281.176226][ T880] pde_opener 0KB 3KB [ 281.177327][ T880] seq_file 0KB 30KB [ 281.178001][ T880] sigqueue 0KB 7KB [ 281.178698][ T880] shmem_inode_cache 1074KB 1104KB [ 281.179570][ T880] kernfs_node_cache 3546KB 3756KB [ 281.180241][ T880] mnt_cache 56KB 94KB [ 281.180929][ T880] bfilp 50KB 141KB [ 281.181658][ T880] filp 55KB 204KB [ 281.183090][ T880] names_cache 0KB 153KB [ 281.184513][ T880] net_namespace 6KB 30KB [ 281.185319][ T880] key_jar 2KB 8KB [ 281.185987][ T880] nsproxy 0KB 3KB [ 281.186673][ T880] vm_area_struct 187KB 567KB [ 281.187768][ T880] fs_cache 3KB 23KB [ 281.188499][ T880] files_cache 8KB 63KB [ 281.189202][ T880] signal_cache 141KB 243KB [ 281.190778][ T880] sighand_cache 199KB 308KB [ 281.191457][ T880] task_struct 1015KB 1128KB [ 281.192111][ T880] cred 37KB 70KB [ 281.192826][ T880] anon_vma_chain 47KB 106KB [ 281.193483][ T880] anon_vma 69KB 165KB [ 281.194129][ T880] pid 50KB 63KB [ 281.194840][ T880] Acpi-Operand 137KB 166KB [ 281.195498][ T880] Acpi-ParseExt 0KB 3KB [ 281.196117][ T880] Acpi-Parse 0KB 11KB [ 281.196804][ T880] Acpi-State 0KB 15KB [ 281.197489][ T880] Acpi-Namespace 14KB 15KB [ 281.198132][ T880] numa_policy 0KB 3KB [ 281.198848][ T880] trace_event_file 326KB 328KB [ 281.199489][ T880] ftrace_event_field 708KB 708KB [ 281.200115][ T880] pool_workqueue 256KB 283KB [ 281.200846][ T880] maple_node 138KB 850KB [ 281.201547][ T880] mm_struct 15KB 120KB [ 281.202199][ T880] vmap_area 233KB 237KB [ 281.202934][ T880] debug_objects_cache 112765KB 112766KB [ 281.203600][ T880] page->ptl 17KB 63KB [ 281.204320][ T880] kmemleak_scan_area 55KB 55KB [ 281.204961][ T880] kmemleak_object 414431KB 414436KB [ 281.205624][ T880] kmalloc-8k 432KB 456KB [ 281.206316][ T880] kmalloc-4k 25848KB 26088KB [ 281.206942][ T880] kmalloc-2k 24006KB 24024KB [ 281.207634][ T880] kmalloc-1k 1095KB 1320KB [ 281.208322][ T880] kmalloc-512 1119KB 1543KB [ 281.208966][ T880] kmalloc-256 377KB 882KB [ 281.209650][ T880] kmalloc-128 148KB 330KB [ 281.210360][ T880] kmalloc-64 452KB 608KB [ 281.211037][ T880] kmalloc-32 334KB 984KB [ 281.211717][ T880] kmalloc-16 242KB 246KB [ 281.212110][ T880] kmalloc-8 202KB 283KB [ 281.212561][ T880] kmalloc-192 260KB 433KB [ 281.212950][ T880] kmalloc-96 1042KB 1128KB [ 281.213342][ T880] kmem_cache_node 62KB 62KB [ 281.213740][ T880] kmem_cache 75KB 78KB [ 281.214128][ T880] Tasks state (memory values in pages): [ 281.214459][ T880] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 281.215145][ T880] [ 125] 0 125 7359 367 365 2 0 81920 0 0 systemd-udevd [ 281.216008][ T880] [ 187] 0 187 3401 160 128 32 0 57344 0 0 bash [ 281.216993][ T880] [ 864] 0 864 36142 1263 1024 239 0 126976 0 0 iperf3 [ 281.217697][ T880] [ 866] 0 866 36142 1231 992 239 0 135168 0 0 iperf3 [ 281.218562][ T880] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=864,uid=0 [ 281.219499][ T880] Out of memory: Killed process 864 (iperf3) total-vm:144568kB, anon-rss:4096kB, file-rss:956kB, shmem-rss:0kB, UID:0 pgtables:124kB oom_score_adj:0 [ 281.543993][ T871] iperf3 (871) used greatest stack depth: 23800 bytes left