[ 299.196756][ T1184] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 299.199434][ T1184] CPU: 2 UID: 0 PID: 1184 Comm: iperf3 Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full) [ 299.199440][ T1184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 299.199443][ T1184] Call Trace: [ 299.199445][ T1184] [ 299.199448][ T1184] dump_stack_lvl+0xb0/0xd0 [ 299.199457][ T1184] dump_header+0x101/0x7d0 [ 299.199468][ T1184] oom_kill_process+0x8b/0x1b0 [ 299.199474][ T1184] out_of_memory+0x227/0x750 [ 299.199479][ T1184] ? __pfx_out_of_memory+0x10/0x10 [ 299.199492][ T1184] __alloc_pages_may_oom+0x230/0x3c0 [ 299.199499][ T1184] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 299.199518][ T1184] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 299.199530][ T1184] ? get_page_from_freelist+0x1e8/0xf90 [ 299.199534][ T1184] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 299.199545][ T1184] ? rcu_is_watching+0x12/0xc0 [ 299.199553][ T1184] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 299.199558][ T1184] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 299.199572][ T1184] ? ip6_mtu+0x156/0x2c0 [ 299.199577][ T1184] ? __lock_release+0x5d/0x170 [ 299.199586][ T1184] alloc_pages_mpol+0xbf/0x3b0 [ 299.199593][ T1184] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 299.199600][ T1184] ? __pfx_tcp_current_mss+0x10/0x10 [ 299.199609][ T1184] alloc_pages_noprof+0xf6/0x2d0 [ 299.199616][ T1184] skb_page_frag_refill+0x292/0x4c0 [ 299.199624][ T1184] sk_page_frag_refill+0x52/0x2b0 [ 299.199632][ T1184] tcp_sendmsg_locked+0xac8/0x3150 [ 299.199655][ T1184] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 299.199663][ T1184] ? find_held_lock+0x2b/0x80 [ 299.199674][ T1184] ? __local_bh_enable_ip+0xa9/0x130 [ 299.199683][ T1184] tcp_sendmsg+0x2c/0x50 [ 299.199688][ T1184] sock_write_iter+0x27a/0x520 [ 299.199694][ T1184] ? __pfx_sock_write_iter+0x10/0x10 [ 299.199712][ T1184] ? __lock_acquire+0x591/0x9d0 [ 299.199719][ T1184] vfs_write+0xc09/0x1210 [ 299.199727][ T1184] ? find_held_lock+0x2b/0x80 [ 299.199731][ T1184] ? __pfx_vfs_write+0x10/0x10 [ 299.199739][ T1184] ? __fget_files+0x199/0x300 [ 299.199757][ T1184] ksys_write+0x18b/0x1d0 [ 299.199762][ T1184] ? __pfx_ksys_write+0x10/0x10 [ 299.199764][ T1184] ? do_user_addr_fault+0x959/0xe00 [ 299.199777][ T1184] do_syscall_64+0xc1/0x1d0 [ 299.199784][ T1184] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 299.199788][ T1184] RIP: 0033:0x7f7a64d89baf [ 299.199795][ T1184] Code: Unable to access opcode bytes at 0x7f7a64d89b85. [ 299.199797][ T1184] RSP: 002b:00007f7a5fc62cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 299.199801][ T1184] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f7a64d89baf [ 299.199803][ T1184] RDX: 0000000000020000 RSI: 00007f7a6452d000 RDI: 0000000000000017 [ 299.199805][ T1184] RBP: 00007f7a6452d000 R08: 0000000000000002 R09: 00007ffe33ac4acf [ 299.199807][ T1184] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000017 [ 299.199809][ T1184] R13: 0000000000020000 R14: 00007f7a5fc62d60 R15: 000055e396089250 [ 299.199825][ T1184] [ 299.199826][ T1184] Mem-Info: [ 299.223027][ T1184] active_anon:52 inactive_anon:6869 isolated_anon:0 [ 299.223027][ T1184] active_file:16 inactive_file:2 isolated_file:20 [ 299.223027][ T1184] unevictable:0 dirty:0 writeback:0 [ 299.223027][ T1184] slab_reclaimable:1580 slab_unreclaimable:153216 [ 299.223027][ T1184] mapped:0 shmem:1110 pagetables:404 [ 299.223027][ T1184] sec_pagetables:0 bounce:0 [ 299.223027][ T1184] kernel_misc_reclaimable:0 [ 299.223027][ T1184] free:2406 free_pcp:380 free_cma:0 [ 299.225644][ T1184] Node 0 active_anon:208kB inactive_anon:27476kB active_file:64kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):80kB mapped:0kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4192kB pagetables:1616kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 299.227072][ T1184] Node 0 DMA free:2956kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:764kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:60kB local_pcp:0kB free_cma:0kB [ 299.228478][ T1184] lowmem_reserve[]: 0 733 733 733 733 [ 299.228788][ T1184] Node 0 DMA32 free:6532kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:6144KB active_anon:208kB inactive_anon:26712kB active_file:64kB inactive_file:140kB unevictable:0kB writepending:0kB present:1032188kB managed:750596kB mlocked:0kB bounce:0kB free_pcp:1860kB local_pcp:684kB free_cma:0kB [ 299.230307][ T1184] lowmem_reserve[]: 0 0 0 0 0 [ 299.230619][ T1184] Node 0 DMA: 1*4kB (M) 1*8kB (M) 0*16kB 10*32kB (UM) 1*64kB (U) 6*128kB (UM) 3*256kB (M) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 2956kB [ 299.231379][ T1184] Node 0 DMA32: 424*4kB (UM) 299*8kB (UM) 94*16kB (UME) 15*32kB (UMEH) 3*64kB (UE) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6264kB [ 299.232171][ T1184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 299.232686][ T1184] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 299.233212][ T1184] 1137 total pagecache pages [ 299.233519][ T1184] 0 pages in swap cache [ 299.233752][ T1184] Free swap = 0kB [ 299.233994][ T1184] Total swap = 0kB [ 299.234213][ T1184] 262045 pages RAM [ 299.234453][ T1184] 0 pages HighMem/MovableOnly [ 299.234740][ T1184] 70556 pages reserved [ 299.234965][ T1184] Unreclaimable slab info: [ 299.235543][ T1184] Name Used Total [ 299.235930][ T1184] ip6-frags 0KB 7KB [ 299.236531][ T1184] fib6_node 3KB 16KB [ 299.236889][ T1184] ip6_dst_cache 9KB 31KB [ 299.237246][ T1184] PINGv6 0KB 31KB [ 299.237617][ T1184] RAWv6 31KB 62KB [ 299.237973][ T1184] UDPv6 0KB 30KB [ 299.238340][ T1184] tw_sock_TCPv6 0KB 7KB [ 299.238693][ T1184] request_sock_TCPv6 0KB 7KB [ 299.239043][ T1184] TCPv6 118KB 121KB [ 299.239458][ T1184] virtio_scsi_cmd 24KB 31KB [ 299.239817][ T1184] bio-120 5KB 7KB [ 299.240400][ T1184] bio-248 1KB 7KB [ 299.240768][ T1184] mqueue_inode_cache 1KB 31KB [ 299.241123][ T1184] fuse_request 151KB 154KB [ 299.241495][ T1184] posix_timers_cache 1KB 15KB [ 299.241854][ T1184] UNIX-STREAM 0KB 122KB [ 299.242228][ T1184] UNIX 6KB 30KB [ 299.242602][ T1184] ip4-frags 0KB 7KB [ 299.242966][ T1184] tcp_bind2_bucket 4KB 8KB [ 299.243535][ T1184] tcp_bind_bucket 4KB 8KB [ 299.243898][ T1184] inet_peer 0KB 7KB [ 299.244265][ T1184] ip_fib_trie 1KB 3KB [ 299.244641][ T1184] ip_fib_alias 1KB 7KB [ 299.245181][ T1184] rtable 2KB 39KB [ 299.245739][ T1184] PING 0KB 31KB [ 299.246100][ T1184] RAW 21KB 63KB [ 299.246654][ T1184] UDP 4KB 32KB [ 299.247199][ T1184] hugetlbfs_inode_cache 2KB 30KB [ 299.247757][ T1184] netfs_subrequest 37KB 39KB [ 299.248111][ T1184] netfs_request 93KB 95KB [ 299.248480][ T1184] bio-264 14KB 15KB [ 299.248835][ T1184] ep_head 0KB 16KB [ 299.249217][ T1184] eventpoll_pwq 1KB 15KB [ 299.249591][ T1184] eventpoll_epi 1KB 31KB [ 299.249964][ T1184] inotify_inode_mark 1KB 3KB [ 299.250553][ T1184] sgpool-128 8KB 30KB [ 299.250923][ T1184] sgpool-64 4KB 31KB [ 299.251286][ T1184] sgpool-32 2KB 31KB [ 299.251647][ T1184] sgpool-16 1KB 15KB [ 299.251997][ T1184] sgpool-8 0KB 7KB [ 299.252381][ T1184] request_queue 19KB 31KB [ 299.252739][ T1184] bio-184 0KB 7KB [ 299.253300][ T1184] biovec-max 166KB 183KB [ 299.253852][ T1184] dmaengine-unmap-2 0KB 4KB [ 299.254204][ T1184] skbuff_small_head 3738KB 3741KB [ 299.254771][ T1184] skbuff_fclone_cache 444KB 515KB [ 299.255125][ T1184] skbuff_head_cache 1345KB 1362KB [ 299.255500][ T1184] configfs_dir_cache 0KB 3KB [ 299.255859][ T1184] file_lock_cache 0KB 7KB [ 299.256222][ T1184] file_lock_ctx 1KB 7KB [ 299.256591][ T1184] fsnotify_mark_connector 1KB 3KB [ 299.257146][ T1184] proc_dir_entry 95KB 102KB [ 299.257511][ T1184] pde_opener 0KB 3KB [ 299.257875][ T1184] seq_file 0KB 30KB [ 299.258426][ T1184] sigqueue 0KB 7KB [ 299.258968][ T1184] shmem_inode_cache 1081KB 1104KB [ 299.259381][ T1184] kernfs_node_cache 3578KB 3756KB [ 299.259745][ T1184] mnt_cache 57KB 94KB [ 299.260111][ T1184] bfilp 132KB 157KB [ 299.260687][ T1184] filp 143KB 252KB [ 299.261246][ T1184] names_cache 630KB 630KB [ 299.261818][ T1184] net_namespace 6KB 30KB [ 299.262170][ T1184] key_jar 2KB 8KB [ 299.262554][ T1184] nsproxy 0KB 3KB [ 299.262924][ T1184] vm_area_struct 503KB 732KB [ 299.263305][ T1184] fs_cache 8KB 23KB [ 299.263876][ T1184] files_cache 23KB 63KB [ 299.264230][ T1184] signal_cache 167KB 243KB [ 299.264778][ T1184] sighand_cache 235KB 308KB [ 299.265132][ T1184] task_struct 1146KB 1260KB [ 299.265682][ T1184] cred 46KB 70KB [ 299.266045][ T1184] anon_vma_chain 152KB 232KB [ 299.266587][ T1184] anon_vma 142KB 212KB [ 299.267125][ T1184] pid 56KB 70KB [ 299.267681][ T1184] Acpi-Operand 137KB 166KB [ 299.268033][ T1184] Acpi-ParseExt 0KB 3KB [ 299.268422][ T1184] Acpi-Parse 0KB 11KB [ 299.268805][ T1184] Acpi-State 0KB 15KB [ 299.269212][ T1184] Acpi-Namespace 14KB 15KB [ 299.269649][ T1184] numa_policy 0KB 3KB [ 299.270264][ T1184] trace_event_file 326KB 328KB [ 299.271069][ T1184] ftrace_event_field 708KB 708KB [ 299.271462][ T1184] pool_workqueue 256KB 283KB [ 299.272040][ T1184] maple_node 272KB 866KB [ 299.272470][ T1184] mm_struct 50KB 120KB [ 299.272872][ T1184] vmap_area 207KB 209KB [ 299.273296][ T1184] debug_objects_cache 110709KB 110711KB [ 299.273708][ T1184] page->ptl 44KB 83KB [ 299.274322][ T1184] kmemleak_scan_area 46KB 47KB [ 299.275006][ T1184] kmemleak_object 407260KB 407730KB [ 299.275432][ T1184] kmalloc-8k 432KB 528KB [ 299.275853][ T1184] kmalloc-4k 25764KB 26184KB [ 299.276263][ T1184] kmalloc-2k 20244KB 21306KB [ 299.276680][ T1184] kmalloc-1k 1380KB 1440KB [ 299.277105][ T1184] kmalloc-512 1375KB 1543KB [ 299.277512][ T1184] kmalloc-256 656KB 819KB [ 299.277919][ T1184] kmalloc-128 208KB 283KB [ 299.278329][ T1184] kmalloc-64 561KB 608KB [ 299.278754][ T1184] kmalloc-32 468KB 1098KB [ 299.279377][ T1184] kmalloc-16 275KB 277KB [ 299.279784][ T1184] kmalloc-8 205KB 283KB [ 299.280176][ T1184] kmalloc-192 347KB 433KB [ 299.280610][ T1184] kmalloc-96 1065KB 1124KB [ 299.281012][ T1184] kmem_cache_node 62KB 62KB [ 299.281620][ T1184] kmem_cache 75KB 78KB [ 299.282019][ T1184] Tasks state (memory values in pages): [ 299.282344][ T1184] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 299.283012][ T1184] [ 123] 0 123 7102 387 331 56 0 73728 0 0 systemd-udevd [ 299.284232][ T1184] [ 187] 0 187 3401 175 160 15 0 57344 0 0 bash [ 299.285071][ T1184] [ 1154] 0 1154 35747 876 864 12 0 131072 0 0 iperf3 [ 299.285978][ T1184] [ 1156] 0 1156 35747 871 864 7 0 122880 0 0 iperf3 [ 299.286694][ T1184] [ 2141] 0 2141 2600 122 96 26 0 57344 0 0 make [ 299.287408][ T1184] [ 2155] 0 2155 3335 76 64 12 0 49152 0 0 sh [ 299.288253][ T1184] [ 2156] 0 2156 2633 193 128 65 0 49152 0 0 make [ 299.289011][ T1184] [ 2161] 0 2161 3368 85 64 21 0 57344 0 0 sh [ 299.289877][ T1184] [ 2182] 0 2182 3368 105 104 1 0 53248 0 0 sh [ 299.290713][ T1184] [ 2183] 0 2183 3368 132 104 28 0 53248 0 0 sh [ 299.291357][ T1184] [ 2184] 0 2184 3368 120 104 16 0 53248 0 0 sh [ 299.291965][ T1184] [ 2185] 0 2185 3368 132 104 28 0 53248 0 0 sh [ 299.292792][ T1184] [ 2186] 0 2186 3368 131 104 27 0 53248 0 0 sh [ 299.293416][ T1184] [ 2187] 0 2187 666 1 0 1 0 40960 0 0 timeout [ 299.294120][ T1184] [ 2188] 0 2188 3368 147 104 43 0 53248 0 0 sh [ 299.294724][ T1184] [ 2189] 0 2189 2276 499 448 51 0 53248 0 0 perl [ 299.295594][ T1184] [ 2190] 0 2190 666 20 0 20 0 45056 0 0 timeout [ 299.296456][ T1184] [ 2191] 0 2191 59816 2187 2144 43 0 81920 0 0 python3 [ 299.297364][ T1184] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=2191,uid=0 [ 299.298299][ T1184] Out of memory: Killed process 2191 (python3) total-vm:239264kB, anon-rss:8576kB, file-rss:172kB, shmem-rss:0kB, UID:0 pgtables:80kB oom_score_adj:0 [ 299.485786][ T2189] perl (2189) used greatest stack depth: 23568 bytes left