[ 321.647890][ T1223] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 321.649111][ T1223] CPU: 2 UID: 0 PID: 1223 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(full) [ 321.649117][ T1223] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 321.649120][ T1223] Call Trace: [ 321.649122][ T1223] [ 321.649125][ T1223] dump_stack_lvl+0xb0/0xd0 [ 321.649135][ T1223] dump_header+0x101/0x7d0 [ 321.649147][ T1223] oom_kill_process+0x8b/0x1b0 [ 321.649153][ T1223] out_of_memory+0x227/0x750 [ 321.649159][ T1223] ? __pfx_out_of_memory+0x10/0x10 [ 321.649172][ T1223] __alloc_pages_may_oom+0x230/0x3c0 [ 321.649179][ T1223] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 321.649198][ T1223] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 321.649212][ T1223] ? get_page_from_freelist+0x1e8/0xf90 [ 321.649217][ T1223] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 321.649228][ T1223] ? rcu_is_watching+0x12/0xc0 [ 321.649238][ T1223] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 321.649244][ T1223] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 321.649256][ T1223] ? trace_kmem_cache_alloc+0x2a/0xd0 [ 321.649261][ T1223] ? kmem_cache_alloc_node_noprof+0x154/0x340 [ 321.649266][ T1223] ? rcu_is_watching+0x12/0xc0 [ 321.649274][ T1223] alloc_pages_mpol+0xbf/0x3b0 [ 321.649281][ T1223] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 321.649287][ T1223] ? __alloc_skb+0x23b/0x2e0 [ 321.649300][ T1223] alloc_pages_noprof+0xf6/0x2d0 [ 321.649307][ T1223] skb_page_frag_refill+0x292/0x4c0 [ 321.649314][ T1223] sk_page_frag_refill+0x52/0x2b0 [ 321.649322][ T1223] tcp_sendmsg_locked+0xb4d/0x3140 [ 321.649345][ T1223] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 321.649353][ T1223] ? find_held_lock+0x2b/0x80 [ 321.649365][ T1223] ? __local_bh_enable_ip+0xa9/0x130 [ 321.649374][ T1223] tcp_sendmsg+0x2c/0x50 [ 321.649380][ T1223] sock_write_iter+0x27a/0x520 [ 321.649385][ T1223] ? __pfx_sock_write_iter+0x10/0x10 [ 321.649403][ T1223] ? __lock_acquire+0x591/0x9d0 [ 321.649412][ T1223] vfs_write+0xc09/0x1210 [ 321.649419][ T1223] ? find_held_lock+0x2b/0x80 [ 321.649423][ T1223] ? __pfx_vfs_write+0x10/0x10 [ 321.649431][ T1223] ? __fget_files+0x199/0x300 [ 321.649450][ T1223] ksys_write+0x18b/0x1d0 [ 321.649452][ T1223] ? xfd_validate_state+0x28/0x130 [ 321.649458][ T1223] ? __pfx_ksys_write+0x10/0x10 [ 321.649470][ T1223] do_syscall_64+0xc1/0x1d0 [ 321.649477][ T1223] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 321.649481][ T1223] RIP: 0033:0x7fdfb18f5baf [ 321.649490][ T1223] Code: Unable to access opcode bytes at 0x7fdfb18f5b85. [ 321.649492][ T1223] RSP: 002b:00007fdfa9fc9cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 321.649495][ T1223] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007fdfb18f5baf [ 321.649498][ T1223] RDX: 0000000000020000 RSI: 00007fdfb0ff9000 RDI: 0000000000000021 [ 321.649499][ T1223] RBP: 00007fdfb0ff9000 R08: 0000000000000002 R09: 00007fffb38aed2f [ 321.649501][ T1223] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000021 [ 321.649503][ T1223] R13: 0000000000020000 R14: 00007fdfa9fc9d60 R15: 000055c7002c3fc0 [ 321.649519][ T1223] [ 321.675256][ T1223] Mem-Info: [ 321.675657][ T1223] active_anon:53 inactive_anon:7269 isolated_anon:0 [ 321.675657][ T1223] active_file:2 inactive_file:23 isolated_file:0 [ 321.675657][ T1223] unevictable:0 dirty:0 writeback:0 [ 321.675657][ T1223] slab_reclaimable:1575 slab_unreclaimable:151626 [ 321.675657][ T1223] mapped:29 shmem:1110 pagetables:419 [ 321.675657][ T1223] sec_pagetables:0 bounce:0 [ 321.675657][ T1223] kernel_misc_reclaimable:0 [ 321.675657][ T1223] free:3389 free_pcp:118 free_cma:0 [ 321.681236][ T1223] Node 0 active_anon:212kB inactive_anon:29076kB active_file:8kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:116kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4192kB pagetables:1676kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 321.683150][ T1223] Node 0 DMA free:2996kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:1092kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:52kB local_pcp:4kB free_cma:0kB [ 321.687882][ T1223] lowmem_reserve[]: 0 733 733 733 733 [ 321.688369][ T1223] Node 0 DMA32 free:10696kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:8192KB active_anon:208kB inactive_anon:27972kB active_file:40kB inactive_file:180kB unevictable:0kB writepending:0kB present:1032188kB managed:750616kB mlocked:0kB bounce:0kB free_pcp:320kB local_pcp:0kB free_cma:0kB [ 321.695687][ T1223] lowmem_reserve[]: 0 0 0 0 0 [ 321.696112][ T1223] Node 0 DMA: 11*4kB (U) 10*8kB (UM) 15*16kB (UM) 6*32kB (UM) 6*64kB (UM) 0*128kB 2*256kB (U) 1*512kB (M) 1*1024kB (U) 0*2048kB 0*4096kB = 2988kB [ 321.697061][ T1223] Node 0 DMA32: 369*4kB (UM) 407*8kB (UME) 162*16kB (UME) 110*32kB (UME) 2*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 10972kB [ 321.703242][ T1223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 321.703971][ T1223] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 321.704867][ T1223] 1142 total pagecache pages [ 321.706748][ T1223] 0 pages in swap cache [ 321.715489][ T1223] Free swap = 0kB [ 321.716382][ T1223] Total swap = 0kB [ 321.716753][ T1223] 262045 pages RAM [ 321.717076][ T1223] 0 pages HighMem/MovableOnly [ 321.719252][ T1223] 70551 pages reserved [ 321.719582][ T1223] Unreclaimable slab info: [ 321.720171][ T1223] Name Used Total [ 321.721016][ T1223] ip6-frags 0KB 7KB [ 321.722081][ T1223] fib6_node 3KB 16KB [ 321.722669][ T1223] ip6_dst_cache 8KB 31KB [ 321.723190][ T1223] PINGv6 0KB 31KB [ 321.724054][ T1223] RAWv6 31KB 62KB [ 321.724569][ T1223] UDPv6 0KB 30KB [ 321.725043][ T1223] tw_sock_TCPv6 0KB 7KB [ 321.725557][ T1223] request_sock_TCPv6 0KB 7KB [ 321.726024][ T1223] TCPv6 118KB 121KB [ 321.726522][ T1223] virtio_scsi_cmd 24KB 31KB [ 321.727098][ T1223] bio-120 5KB 7KB [ 321.733241][ T1223] bio-248 1KB 7KB [ 321.733963][ T1223] mqueue_inode_cache 1KB 31KB [ 321.735239][ T1223] fuse_request 87KB 111KB [ 321.735759][ T1223] posix_timers_cache 1KB 15KB [ 321.736270][ T1223] UNIX-STREAM 4KB 122KB [ 321.736783][ T1223] UNIX 6KB 30KB [ 321.737366][ T1223] ip4-frags 0KB 7KB [ 321.737810][ T1223] tcp_bind2_bucket 4KB 8KB [ 321.742788][ T1223] tcp_bind_bucket 4KB 8KB [ 321.744254][ T1223] inet_peer 0KB 7KB [ 321.744813][ T1223] ip_fib_trie 1KB 3KB [ 321.745377][ T1223] ip_fib_alias 1KB 7KB [ 321.745965][ T1223] rtable 2KB 39KB [ 321.750191][ T1223] PING 0KB 31KB [ 321.750802][ T1223] RAW 21KB 63KB [ 321.754195][ T1223] UDP 4KB 32KB [ 321.755021][ T1223] hugetlbfs_inode_cache 2KB 30KB [ 321.757550][ T1223] netfs_subrequest 37KB 39KB [ 321.758374][ T1223] netfs_request 93KB 95KB [ 321.758844][ T1223] bio-264 14KB 15KB [ 321.761260][ T1223] ep_head 0KB 16KB [ 321.761895][ T1223] eventpoll_pwq 1KB 15KB [ 321.763254][ T1223] eventpoll_epi 1KB 31KB [ 321.763810][ T1223] inotify_inode_mark 1KB 3KB [ 321.764387][ T1223] sgpool-128 8KB 30KB [ 321.764924][ T1223] sgpool-64 4KB 31KB [ 321.768242][ T1223] sgpool-32 2KB 31KB [ 321.768933][ T1223] sgpool-16 1KB 15KB [ 321.772255][ T1223] sgpool-8 0KB 7KB [ 321.772880][ T1223] request_queue 19KB 31KB [ 321.773475][ T1223] bio-184 0KB 7KB [ 321.774027][ T1223] biovec-max 166KB 183KB [ 321.774559][ T1223] dmaengine-unmap-2 0KB 4KB [ 321.775129][ T1223] skbuff_small_head 2870KB 3375KB [ 321.777251][ T1223] skbuff_fclone_cache 521KB 625KB [ 321.777878][ T1223] skbuff_head_cache 964KB 1263KB [ 321.778423][ T1223] configfs_dir_cache 0KB 3KB [ 321.778938][ T1223] file_lock_cache 0KB 7KB [ 321.785272][ T1223] file_lock_ctx 1KB 7KB [ 321.785919][ T1223] fsnotify_mark_connector 1KB 3KB [ 321.787266][ T1223] proc_dir_entry 95KB 102KB [ 321.787812][ T1223] pde_opener 0KB 3KB [ 321.790226][ T1223] seq_file 0KB 30KB [ 321.790855][ T1223] sigqueue 0KB 11KB [ 321.793248][ T1223] shmem_inode_cache 1081KB 1104KB [ 321.793875][ T1223] kernfs_node_cache 3578KB 3756KB [ 321.794442][ T1223] mnt_cache 57KB 94KB [ 321.794983][ T1223] bfilp 110KB 157KB [ 321.797265][ T1223] filp 100KB 252KB [ 321.797802][ T1223] names_cache 262KB 398KB [ 321.798753][ T1223] net_namespace 6KB 30KB [ 321.799254][ T1223] key_jar 2KB 8KB [ 321.799696][ T1223] nsproxy 0KB 3KB [ 321.800177][ T1223] vm_area_struct 553KB 708KB [ 321.800877][ T1223] fs_cache 8KB 23KB [ 321.803430][ T1223] files_cache 24KB 63KB [ 321.804192][ T1223] signal_cache 167KB 243KB [ 321.804785][ T1223] sighand_cache 235KB 308KB [ 321.805641][ T1223] task_struct 1146KB 1233KB [ 321.806188][ T1223] cred 47KB 63KB [ 321.806748][ T1223] anon_vma_chain 161KB 212KB [ 321.807318][ T1223] anon_vma 153KB 252KB [ 321.807915][ T1223] pid 56KB 63KB [ 321.808468][ T1223] Acpi-Operand 137KB 166KB [ 321.809009][ T1223] Acpi-ParseExt 0KB 3KB [ 321.809611][ T1223] Acpi-Parse 0KB 11KB [ 321.810173][ T1223] Acpi-State 0KB 15KB [ 321.810653][ T1223] Acpi-Namespace 14KB 15KB [ 321.811182][ T1223] numa_policy 0KB 3KB [ 321.811731][ T1223] trace_event_file 326KB 328KB [ 321.812246][ T1223] ftrace_event_field 707KB 708KB [ 321.812749][ T1223] pool_workqueue 256KB 283KB [ 321.813422][ T1223] maple_node 298KB 882KB [ 321.813961][ T1223] mm_struct 57KB 120KB [ 321.814589][ T1223] vmap_area 111KB 134KB [ 321.815085][ T1223] debug_objects_cache 109972KB 110122KB [ 321.815610][ T1223] page->ptl 47KB 90KB [ 321.816085][ T1223] kmemleak_scan_area 25KB 59KB [ 321.816812][ T1223] kmemleak_object 405254KB 406701KB [ 321.817414][ T1223] kmalloc-8k 432KB 504KB [ 321.817982][ T1223] kmalloc-4k 25956KB 26304KB [ 321.818584][ T1223] kmalloc-2k 14778KB 14790KB [ 321.819145][ T1223] kmalloc-1k 1149KB 1560KB [ 321.819683][ T1223] kmalloc-512 1171KB 1638KB [ 321.820262][ T1223] kmalloc-256 544KB 897KB [ 321.820845][ T1223] kmalloc-128 178KB 322KB [ 321.821388][ T1223] kmalloc-64 492KB 604KB [ 321.821972][ T1223] kmalloc-32 437KB 1102KB [ 321.822542][ T1223] kmalloc-16 266KB 269KB [ 321.823069][ T1223] kmalloc-8 205KB 279KB [ 321.823605][ T1223] kmalloc-192 318KB 425KB [ 321.824116][ T1223] kmalloc-96 1062KB 1148KB [ 321.824583][ T1223] kmem_cache_node 62KB 62KB [ 321.825121][ T1223] kmem_cache 75KB 78KB [ 321.825752][ T1223] Tasks state (memory values in pages): [ 321.826195][ T1223] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 321.827131][ T1223] [ 123] 0 123 7105 392 331 61 0 73728 0 0 systemd-udevd [ 321.828630][ T1223] [ 186] 0 186 3401 128 128 0 0 57344 0 0 bash [ 321.829504][ T1223] [ 1190] 0 1190 35747 905 864 41 0 126976 0 0 iperf3 [ 321.830438][ T1223] [ 1192] 0 1192 35747 874 864 10 0 126976 0 0 iperf3 [ 321.831363][ T1223] [ 1996] 0 1996 2600 96 96 0 0 57344 0 0 make [ 321.832191][ T1223] [ 2006] 0 2006 3335 40 32 8 0 57344 0 0 sh [ 321.833006][ T1223] [ 2007] 0 2007 2608 64 64 0 0 69632 0 0 make [ 321.833980][ T1223] [ 2008] 0 2008 3368 113 64 49 0 49152 0 0 sh [ 321.834750][ T1223] [ 2029] 0 2029 3368 122 105 17 0 45056 0 0 sh [ 321.835439][ T1223] [ 2030] 0 2030 3368 121 105 16 0 45056 0 0 sh [ 321.836271][ T1223] [ 2031] 0 2031 3368 139 105 34 0 45056 0 0 sh [ 321.837029][ T1223] [ 2032] 0 2032 3368 121 105 16 0 45056 0 0 sh [ 321.837888][ T1223] [ 2033] 0 2033 3368 122 105 17 0 45056 0 0 sh [ 321.838703][ T1223] [ 2034] 0 2034 3368 154 105 49 0 45056 0 0 sh [ 321.839450][ T1223] [ 2035] 0 2035 666 12 0 12 0 45056 0 0 timeout [ 321.840422][ T1223] [ 2036] 0 2036 2276 520 448 72 0 57344 0 0 perl [ 321.841431][ T1223] [ 2037] 0 2037 666 37 0 37 0 45056 0 0 timeout [ 321.842461][ T1223] [ 2038] 0 2038 60304 2564 2528 36 0 98304 0 0 python3 [ 321.843541][ T1223] [ 2041] 0 2041 1238 52 32 20 0 40960 0 0 ip [ 321.844399][ T1223] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=2038,uid=0 [ 321.845478][ T1223] Out of memory: Killed process 2038 (python3) total-vm:241216kB, anon-rss:10112kB, file-rss:144kB, shmem-rss:0kB, UID:0 pgtables:96kB oom_score_adj:0