[ 265.108338][ T1537] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 265.109015][ T1537] CPU: 2 UID: 0 PID: 1537 Comm: iperf3 Not tainted 6.14.0-rc6-virtme #1 [ 265.109021][ T1537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 265.109023][ T1537] Call Trace: [ 265.109026][ T1537] [ 265.109029][ T1537] dump_stack_lvl+0xb0/0xd0 [ 265.109044][ T1537] dump_header+0x101/0x7d0 [ 265.109058][ T1537] oom_kill_process+0x8b/0x1b0 [ 265.109065][ T1537] out_of_memory+0x228/0x760 [ 265.109071][ T1537] ? __pfx_out_of_memory+0x10/0x10 [ 265.109085][ T1537] __alloc_pages_may_oom+0x232/0x3c0 [ 265.109094][ T1537] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 265.109115][ T1537] __alloc_pages_slowpath.constprop.0+0x7dc/0x1490 [ 265.109128][ T1537] ? get_page_from_freelist+0x1e8/0xf70 [ 265.109133][ T1537] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 265.109151][ T1537] __alloc_frozen_pages_noprof+0x2f2/0x350 [ 265.109156][ T1537] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 265.109161][ T1537] ? __might_fault+0x11b/0x170 [ 265.109172][ T1537] ? trace_kmem_cache_alloc+0x2d/0xe0 [ 265.109186][ T1537] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 265.109189][ T1537] ? __create_object+0x5e/0xb0 [ 265.109205][ T1537] alloc_pages_mpol+0xc0/0x3a0 [ 265.109213][ T1537] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 265.109219][ T1537] ? __alloc_skb+0x23d/0x2e0 [ 265.109242][ T1537] alloc_pages_noprof+0xf6/0x2d0 [ 265.109248][ T1537] skb_page_frag_refill+0x1d7/0x330 [ 265.109256][ T1537] sk_page_frag_refill+0x52/0x2b0 [ 265.109265][ T1537] tcp_sendmsg_locked+0xb38/0x3380 [ 265.109302][ T1537] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 265.109308][ T1537] ? hlock_class+0x4e/0x130 [ 265.109316][ T1537] ? mark_lock+0x38/0x3e0 [ 265.109324][ T1537] ? mark_held_locks+0x9e/0xe0 [ 265.109337][ T1537] tcp_sendmsg+0x2c/0x50 [ 265.109342][ T1537] sock_write_iter+0x27b/0x520 [ 265.109351][ T1537] ? __pfx_sock_write_iter+0x10/0x10 [ 265.109369][ T1537] ? find_held_lock+0x2c/0x110 [ 265.109380][ T1537] vfs_write+0xbdb/0x11e0 [ 265.109390][ T1537] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 265.109396][ T1537] ? __pfx_vfs_write+0x10/0x10 [ 265.109405][ T1537] ? __fget_files+0x190/0x300 [ 265.109438][ T1537] ksys_write+0x18d/0x1d0 [ 265.109441][ T1537] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 265.109448][ T1537] ? __pfx_ksys_write+0x10/0x10 [ 265.109462][ T1537] do_syscall_64+0xc1/0x1d0 [ 265.109470][ T1537] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 265.109476][ T1537] RIP: 0033:0x7f5f3710fbaf [ 265.109483][ T1537] 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 [ 265.109486][ T1537] RSP: 002b:00007f5f34feecd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 265.109491][ T1537] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f5f3710fbaf [ 265.109493][ T1537] RDX: 0000000000020000 RSI: 00007f5f36973000 RDI: 000000000000000b [ 265.109495][ T1537] RBP: 00007f5f36973000 R08: 0000000000000002 R09: 00007ffe2035f7ef [ 265.109497][ T1537] R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000000b [ 265.109499][ T1537] R13: 0000000000020000 R14: 00007f5f34feed60 R15: 000055f64898e230 [ 265.109517][ T1537] [ 265.109519][ T1537] Mem-Info: [ 265.122067][ T1537] active_anon:45 inactive_anon:3379 isolated_anon:0 [ 265.122067][ T1537] active_file:7 inactive_file:16 isolated_file:0 [ 265.122067][ T1537] unevictable:0 dirty:0 writeback:0 [ 265.122067][ T1537] slab_reclaimable:1338 slab_unreclaimable:159732 [ 265.122067][ T1537] mapped:24 shmem:1111 pagetables:191 [ 265.122067][ T1537] sec_pagetables:0 bounce:0 [ 265.122067][ T1537] kernel_misc_reclaimable:0 [ 265.122067][ T1537] free:2733 free_pcp:441 free_cma:0 [ 265.123594][ T1537] Node 0 active_anon:180kB inactive_anon:13516kB active_file:28kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:4444kB writeback_tmp:0kB kernel_stack:3712kB pagetables:764kB sec_pagetables:0kB all_unreclaimable? yes [ 265.124548][ T1537] Node 0 DMA free:2988kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:12kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:32kB local_pcp:20kB free_cma:0kB [ 265.125544][ T1537] lowmem_reserve[]: 0 733 733 733 733 [ 265.125774][ T1537] Node 0 DMA32 free:7604kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:8192KB active_anon:180kB inactive_anon:13504kB active_file:28kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032188kB managed:751128kB mlocked:0kB bounce:0kB free_pcp:1972kB local_pcp:408kB free_cma:0kB [ 265.126821][ T1537] lowmem_reserve[]: 0 0 0 0 0 [ 265.127023][ T1537] Node 0 DMA: 4*4kB (UM) 4*8kB (UM) 3*16kB (M) 12*32kB (UM) 5*64kB (UM) 1*128kB (M) 2*256kB (M) 3*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 2976kB [ 265.127636][ T1537] Node 0 DMA32: 197*4kB (UME) 274*8kB (UME) 131*16kB (UMEH) 47*32kB (UME) 13*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 7412kB [ 265.128591][ T1537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 265.128962][ T1537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 265.129317][ T1537] 1134 total pagecache pages [ 265.129530][ T1537] 0 pages in swap cache [ 265.129735][ T1537] Free swap = 0kB [ 265.129894][ T1537] Total swap = 0kB [ 265.130046][ T1537] 262045 pages RAM [ 265.130203][ T1537] 0 pages HighMem/MovableOnly [ 265.130425][ T1537] 70423 pages reserved [ 265.130597][ T1537] Unreclaimable slab info: [ 265.130992][ T1537] Name Used Total [ 265.131490][ T1537] ip6-frags 0KB 7KB [ 265.131806][ T1537] fib6_node 3KB 16KB [ 265.132062][ T1537] ip6_dst_cache 5KB 31KB [ 265.132307][ T1537] PINGv6 0KB 31KB [ 265.132560][ T1537] RAWv6 31KB 62KB [ 265.132856][ T1537] UDPv6 0KB 30KB [ 265.133098][ T1537] tw_sock_TCPv6 0KB 7KB [ 265.133381][ T1537] request_sock_TCPv6 0KB 7KB [ 265.133621][ T1537] TCPv6 120KB 123KB [ 265.133890][ T1537] virtio_scsi_cmd 24KB 31KB [ 265.134158][ T1537] bio-120 5KB 7KB [ 265.134445][ T1537] bio-248 1KB 7KB [ 265.134903][ T1537] mqueue_inode_cache 1KB 31KB [ 265.135189][ T1537] fuse_request 7KB 30KB [ 265.135484][ T1537] posix_timers_cache 0KB 15KB [ 265.135778][ T1537] UNIX-STREAM 0KB 122KB [ 265.136071][ T1537] UNIX 6KB 30KB [ 265.136397][ T1537] ip4-frags 0KB 7KB [ 265.136727][ T1537] tcp_bind2_bucket 4KB 8KB [ 265.137052][ T1537] tcp_bind_bucket 4KB 8KB [ 265.137342][ T1537] inet_peer 0KB 7KB [ 265.137652][ T1537] ip_fib_trie 1KB 3KB [ 265.137953][ T1537] ip_fib_alias 1KB 7KB [ 265.138234][ T1537] rtable 1KB 31KB [ 265.138512][ T1537] PING 0KB 31KB [ 265.138820][ T1537] RAW 21KB 63KB [ 265.139109][ T1537] UDP 4KB 32KB [ 265.139388][ T1537] hugetlbfs_inode_cache 2KB 30KB [ 265.139662][ T1537] netfs_subrequest 37KB 39KB [ 265.139939][ T1537] netfs_request 93KB 95KB [ 265.140211][ T1537] bio-240 14KB 15KB [ 265.140512][ T1537] ep_head 0KB 16KB [ 265.140815][ T1537] eventpoll_pwq 1KB 15KB [ 265.141079][ T1537] eventpoll_epi 1KB 31KB [ 265.141348][ T1537] inotify_inode_mark 1KB 3KB [ 265.141607][ T1537] sgpool-128 8KB 30KB [ 265.141872][ T1537] sgpool-64 4KB 31KB [ 265.142134][ T1537] sgpool-32 2KB 31KB [ 265.142484][ T1537] sgpool-16 1KB 15KB [ 265.142751][ T1537] sgpool-8 0KB 7KB [ 265.143028][ T1537] request_queue 18KB 29KB [ 265.143314][ T1537] bio-184 0KB 7KB [ 265.143586][ T1537] biovec-max 166KB 183KB [ 265.143853][ T1537] dmaengine-unmap-2 0KB 4KB [ 265.144133][ T1537] skbuff_small_head 3000KB 3899KB [ 265.144380][ T1537] skbuff_fclone_cache 443KB 589KB [ 265.144638][ T1537] skbuff_head_cache 1501KB 1575KB [ 265.144893][ T1537] configfs_dir_cache 0KB 3KB [ 265.145153][ T1537] file_lock_cache 0KB 7KB [ 265.145407][ T1537] file_lock_ctx 1KB 7KB [ 265.145690][ T1537] fsnotify_mark_connector 1KB 3KB [ 265.145953][ T1537] proc_dir_entry 95KB 102KB [ 265.146230][ T1537] pde_opener 0KB 3KB [ 265.146489][ T1537] seq_file 0KB 30KB [ 265.146776][ T1537] sigqueue 0KB 11KB [ 265.147042][ T1537] shmem_inode_cache 1082KB 1104KB [ 265.147347][ T1537] kernfs_node_cache 3585KB 3764KB [ 265.147613][ T1537] mnt_cache 51KB 88KB [ 265.147912][ T1537] bfilp 50KB 141KB [ 265.148176][ T1537] filp 55KB 252KB [ 265.148425][ T1537] names_cache 0KB 100KB [ 265.148689][ T1537] net_namespace 6KB 30KB [ 265.148970][ T1537] key_jar 2KB 8KB [ 265.149263][ T1537] nsproxy 0KB 3KB [ 265.149528][ T1537] vma_lock 110KB 295KB [ 265.149810][ T1537] vm_area_struct 113KB 366KB [ 265.150078][ T1537] fs_cache 3KB 23KB [ 265.150359][ T1537] files_cache 8KB 63KB [ 265.150639][ T1537] signal_cache 141KB 243KB [ 265.150959][ T1537] sighand_cache 199KB 308KB [ 265.151227][ T1537] task_struct 1007KB 1146KB [ 265.151508][ T1537] cred 37KB 70KB [ 265.151810][ T1537] anon_vma_chain 47KB 126KB [ 265.152084][ T1537] anon_vma 69KB 157KB [ 265.152364][ T1537] pid 50KB 63KB [ 265.152885][ T1537] Acpi-Operand 137KB 166KB [ 265.153171][ T1537] Acpi-ParseExt 0KB 3KB [ 265.153457][ T1537] Acpi-Parse 0KB 11KB [ 265.153731][ T1537] Acpi-State 0KB 15KB [ 265.154079][ T1537] Acpi-Namespace 14KB 15KB [ 265.154342][ T1537] numa_policy 0KB 3KB [ 265.154623][ T1537] trace_event_file 324KB 328KB [ 265.155065][ T1537] ftrace_event_field 700KB 700KB [ 265.155311][ T1537] pool_workqueue 256KB 283KB [ 265.155593][ T1537] maple_node 140KB 882KB [ 265.155882][ T1537] mm_struct 14KB 126KB [ 265.156144][ T1537] vmap_area 186KB 189KB [ 265.156386][ T1537] debug_objects_cache 116362KB 116364KB [ 265.156683][ T1537] page->ptl 17KB 67KB [ 265.157034][ T1537] kmemleak_scan_area 42KB 43KB [ 265.157327][ T1537] kmemleak_object 427361KB 427599KB [ 265.157690][ T1537] kmalloc-8k 432KB 576KB [ 265.157960][ T1537] kmalloc-4k 25788KB 26520KB [ 265.158216][ T1537] kmalloc-2k 21564KB 22044KB [ 265.158477][ T1537] kmalloc-1k 1059KB 1530KB [ 265.158852][ T1537] kmalloc-512 1003KB 1606KB [ 265.159118][ T1537] kmalloc-256 333KB 834KB [ 265.159476][ T1537] kmalloc-128 142KB 299KB [ 265.159859][ T1537] kmalloc-64 440KB 624KB [ 265.160155][ T1537] kmalloc-32 357KB 933KB [ 265.160431][ T1537] kmalloc-16 258KB 261KB [ 265.160719][ T1537] kmalloc-8 206KB 287KB [ 265.161056][ T1537] kmalloc-192 255KB 425KB [ 265.161322][ T1537] kmalloc-96 1038KB 1124KB [ 265.161571][ T1537] kmem_cache_node 62KB 70KB [ 265.161930][ T1537] kmem_cache 75KB 78KB [ 265.162299][ T1537] Tasks state (memory values in pages): [ 265.162682][ T1537] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 265.163143][ T1537] [ 125] 0 125 7102 392 326 66 0 69632 0 0 systemd-udevd [ 265.163845][ T1537] [ 187] 0 187 3399 177 128 49 0 57344 0 0 bash [ 265.164575][ T1537] [ 1526] 0 1526 35646 791 768 23 0 118784 0 0 iperf3 [ 265.165058][ T1537] [ 1528] 0 1528 35646 808 768 40 0 135168 0 0 iperf3 [ 265.165491][ T1537] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1528,uid=0 [ 265.166291][ T1537] Out of memory: Killed process 1528 (iperf3) total-vm:142584kB, anon-rss:3072kB, file-rss:160kB, shmem-rss:0kB, UID:0 pgtables:132kB oom_score_adj:0 [ 265.176923][ T1545] iperf3 (1545) used greatest stack depth: 23440 bytes left [ 265.178730][ T1549] iperf3 (1549) used greatest stack depth: 23296 bytes left