[ 442.083435][ T1311] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 442.084829][ T1311] CPU: 2 UID: 0 PID: 1311 Comm: iperf3 Not tainted 6.15.0-rc1-virtme #1 PREEMPT(full) [ 442.084836][ T1311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 442.084838][ T1311] Call Trace: [ 442.084841][ T1311] [ 442.084844][ T1311] dump_stack_lvl+0xb0/0xd0 [ 442.084856][ T1311] dump_header+0x101/0x7d0 [ 442.084870][ T1311] oom_kill_process+0x8b/0x1b0 [ 442.084877][ T1311] out_of_memory+0x227/0x750 [ 442.084882][ T1311] ? __pfx_out_of_memory+0x10/0x10 [ 442.084895][ T1311] __alloc_pages_may_oom+0x230/0x3c0 [ 442.084904][ T1311] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 442.084922][ T1311] __alloc_pages_slowpath.constprop.0+0x83a/0x14b0 [ 442.084934][ T1311] ? get_page_from_freelist+0x1e8/0xf90 [ 442.084939][ T1311] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 442.084950][ T1311] ? rcu_is_watching+0x12/0xc0 [ 442.084961][ T1311] __alloc_frozen_pages_noprof+0x2ed/0x350 [ 442.084969][ T1311] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 442.084983][ T1311] ? ip6_mtu+0x156/0x2c0 [ 442.084990][ T1311] ? __lock_release+0x5d/0x170 [ 442.084999][ T1311] alloc_pages_mpol+0xbf/0x3b0 [ 442.085008][ T1311] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 442.085014][ T1311] ? __pfx_tcp_current_mss+0x10/0x10 [ 442.085024][ T1311] alloc_pages_noprof+0xf6/0x2d0 [ 442.085031][ T1311] skb_page_frag_refill+0x292/0x4c0 [ 442.085040][ T1311] sk_page_frag_refill+0x52/0x2b0 [ 442.085048][ T1311] tcp_sendmsg_locked+0xb4d/0x3140 [ 442.085073][ T1311] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 442.085080][ T1311] ? find_held_lock+0x2b/0x80 [ 442.085092][ T1311] ? __local_bh_enable_ip+0xa9/0x130 [ 442.085102][ T1311] tcp_sendmsg+0x2c/0x50 [ 442.085107][ T1311] sock_write_iter+0x27a/0x520 [ 442.085113][ T1311] ? __pfx_sock_write_iter+0x10/0x10 [ 442.085131][ T1311] ? __lock_acquire+0x591/0x9d0 [ 442.085139][ T1311] vfs_write+0xc09/0x1210 [ 442.085147][ T1311] ? find_held_lock+0x2b/0x80 [ 442.085151][ T1311] ? __pfx_vfs_write+0x10/0x10 [ 442.085159][ T1311] ? __fget_files+0x199/0x300 [ 442.085178][ T1311] ksys_write+0x18b/0x1d0 [ 442.085183][ T1311] ? __pfx_ksys_write+0x10/0x10 [ 442.085185][ T1311] ? do_user_addr_fault+0x959/0xe00 [ 442.085201][ T1311] do_syscall_64+0xc1/0x1d0 [ 442.085209][ T1311] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 442.085214][ T1311] RIP: 0033:0x7f1054dd9baf [ 442.085220][ T1311] 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 [ 442.085223][ T1311] RSP: 002b:00007f1052cb8cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 442.085228][ T1311] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f1054dd9baf [ 442.085231][ T1311] RDX: 0000000000020000 RSI: 00007f105463d000 RDI: 000000000000000b [ 442.085233][ T1311] RBP: 00007f105463d000 R08: 0000000000000002 R09: 00007ffe430906af [ 442.085235][ T1311] R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000000b [ 442.085237][ T1311] R13: 0000000000020000 R14: 00007f1052cb8d60 R15: 0000562757ee5230 [ 442.085253][ T1311] [ 442.115334][ T1311] Mem-Info: [ 442.115869][ T1311] active_anon:55 inactive_anon:8901 isolated_anon:0 [ 442.115869][ T1311] active_file:0 inactive_file:21 isolated_file:0 [ 442.115869][ T1311] unevictable:0 dirty:0 writeback:0 [ 442.115869][ T1311] slab_reclaimable:1718 slab_unreclaimable:155077 [ 442.115869][ T1311] mapped:28 shmem:1110 pagetables:483 [ 442.115869][ T1311] sec_pagetables:0 bounce:0 [ 442.115869][ T1311] kernel_misc_reclaimable:0 [ 442.115869][ T1311] free:2697 free_pcp:354 free_cma:0 [ 442.122190][ T1311] Node 0 active_anon:220kB inactive_anon:35604kB active_file:0kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:112kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4228kB pagetables:1932kB sec_pagetables:0kB all_unreclaimable? no Balloon:0kB [ 442.125437][ T1311] Node 0 DMA free:2988kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:164kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 442.127409][ T1311] lowmem_reserve[]: 0 733 733 733 733 [ 442.127838][ T1311] Node 0 DMA32 free:6576kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:4096KB active_anon:220kB inactive_anon:35348kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032188kB managed:750608kB mlocked:0kB bounce:0kB free_pcp:1956kB local_pcp:888kB free_cma:0kB [ 442.129941][ T1311] lowmem_reserve[]: 0 0 0 0 0 [ 442.130368][ T1311] Node 0 DMA: 16*4kB (UM) 18*8kB (UM) 4*16kB (UM) 7*32kB (UM) 3*64kB (UM) 6*128kB (UM) 2*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 2992kB [ 442.131567][ T1311] Node 0 DMA32: 503*4kB (MH) 12*8kB (MH) 250*16kB (MH) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6108kB [ 442.132628][ T1311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 442.133369][ T1311] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 442.134067][ T1311] 1189 total pagecache pages [ 442.134482][ T1311] 0 pages in swap cache [ 442.134842][ T1311] Free swap = 0kB [ 442.135209][ T1311] Total swap = 0kB [ 442.135550][ T1311] 262045 pages RAM [ 442.135875][ T1311] 0 pages HighMem/MovableOnly [ 442.136293][ T1311] 70553 pages reserved [ 442.136594][ T1311] Unreclaimable slab info: [ 442.137208][ T1311] Name Used Total [ 442.137704][ T1311] ip6-frags 1KB 7KB [ 442.138622][ T1311] fib6_node 3KB 16KB [ 442.139176][ T1311] ip6_dst_cache 10KB 31KB [ 442.139636][ T1311] PINGv6 0KB 31KB [ 442.140118][ T1311] RAWv6 31KB 62KB [ 442.140608][ T1311] UDPv6 0KB 30KB [ 442.141078][ T1311] tw_sock_TCPv6 0KB 7KB [ 442.141550][ T1311] request_sock_TCPv6 0KB 7KB [ 442.142076][ T1311] TCPv6 138KB 151KB [ 442.142597][ T1311] virtio_scsi_cmd 24KB 31KB [ 442.143064][ T1311] bio-120 5KB 7KB [ 442.143521][ T1311] bio-248 1KB 7KB [ 442.144027][ T1311] mqueue_inode_cache 1KB 31KB [ 442.144507][ T1311] fuse_request 96KB 115KB [ 442.144931][ T1311] posix_timers_cache 1KB 15KB [ 442.145402][ T1311] UNIX-STREAM 0KB 122KB [ 442.145828][ T1311] UNIX 15KB 30KB [ 442.146313][ T1311] ip4-frags 1KB 7KB [ 442.146776][ T1311] tcp_bind2_bucket 6KB 8KB [ 442.147231][ T1311] tcp_bind_bucket 5KB 8KB [ 442.147659][ T1311] inet_peer 0KB 7KB [ 442.148141][ T1311] ip_fib_trie 1KB 3KB [ 442.148555][ T1311] ip_fib_alias 1KB 7KB [ 442.148996][ T1311] rtable 3KB 31KB [ 442.149486][ T1311] PING 0KB 31KB [ 442.149938][ T1311] RAW 21KB 63KB [ 442.150420][ T1311] UDP 4KB 32KB [ 442.150915][ T1311] hugetlbfs_inode_cache 2KB 30KB [ 442.151383][ T1311] netfs_subrequest 37KB 39KB [ 442.151842][ T1311] netfs_request 93KB 95KB [ 442.152342][ T1311] bio-264 14KB 15KB [ 442.152799][ T1311] ep_head 0KB 16KB [ 442.153254][ T1311] eventpoll_pwq 1KB 15KB [ 442.153726][ T1311] eventpoll_epi 1KB 31KB [ 442.154261][ T1311] inotify_inode_mark 1KB 3KB [ 442.154724][ T1311] sgpool-128 8KB 30KB [ 442.155194][ T1311] sgpool-64 4KB 31KB [ 442.155684][ T1311] sgpool-32 2KB 31KB [ 442.156148][ T1311] sgpool-16 1KB 15KB [ 442.156619][ T1311] sgpool-8 0KB 7KB [ 442.157088][ T1311] request_queue 19KB 31KB [ 442.157539][ T1311] bio-184 0KB 7KB [ 442.158010][ T1311] biovec-max 166KB 183KB [ 442.158478][ T1311] dmaengine-unmap-2 0KB 4KB [ 442.158988][ T1311] skbuff_small_head 2985KB 3622KB [ 442.159460][ T1311] skbuff_fclone_cache 310KB 343KB [ 442.159959][ T1311] skbuff_head_cache 1482KB 1488KB [ 442.160491][ T1311] configfs_dir_cache 0KB 3KB [ 442.160943][ T1311] file_lock_cache 0KB 7KB [ 442.161398][ T1311] file_lock_ctx 1KB 7KB [ 442.161835][ T1311] fsnotify_mark_connector 1KB 3KB [ 442.162323][ T1311] proc_dir_entry 95KB 102KB [ 442.162833][ T1311] pde_opener 0KB 3KB [ 442.163326][ T1311] seq_file 0KB 30KB [ 442.163780][ T1311] sigqueue 0KB 7KB [ 442.164250][ T1311] shmem_inode_cache 1081KB 1104KB [ 442.164723][ T1311] kernfs_node_cache 3578KB 3756KB [ 442.165210][ T1311] mnt_cache 73KB 94KB [ 442.165661][ T1311] bfilp 113KB 173KB [ 442.166168][ T1311] filp 78KB 252KB [ 442.166632][ T1311] names_cache 13KB 153KB [ 442.167095][ T1311] net_namespace 6KB 30KB [ 442.167564][ T1311] key_jar 2KB 8KB [ 442.168028][ T1311] nsproxy 0KB 3KB [ 442.168491][ T1311] vm_area_struct 581KB 740KB [ 442.169006][ T1311] fs_cache 9KB 23KB [ 442.169467][ T1311] files_cache 27KB 63KB [ 442.169910][ T1311] signal_cache 170KB 212KB [ 442.170414][ T1311] sighand_cache 239KB 339KB [ 442.170880][ T1311] task_struct 1163KB 1233KB [ 442.171321][ T1311] cred 48KB 70KB [ 442.171798][ T1311] anon_vma_chain 173KB 236KB [ 442.172273][ T1311] anon_vma 165KB 212KB [ 442.172745][ T1311] pid 57KB 63KB [ 442.173229][ T1311] Acpi-Operand 137KB 166KB [ 442.173687][ T1311] Acpi-ParseExt 0KB 3KB [ 442.174142][ T1311] Acpi-Parse 0KB 11KB [ 442.174886][ T1311] Acpi-State 0KB 15KB [ 442.175369][ T1311] Acpi-Namespace 14KB 15KB [ 442.175839][ T1311] numa_policy 0KB 3KB [ 442.176550][ T1311] trace_event_file 326KB 328KB [ 442.177072][ T1311] ftrace_event_field 707KB 708KB [ 442.177565][ T1311] pool_workqueue 256KB 283KB [ 442.178080][ T1311] maple_node 251KB 897KB [ 442.178497][ T1311] mm_struct 60KB 120KB [ 442.178957][ T1311] vmap_area 176KB 177KB [ 442.179476][ T1311] debug_objects_cache 112163KB 112213KB [ 442.179979][ T1311] page->ptl 53KB 79KB [ 442.180673][ T1311] kmemleak_scan_area 39KB 55KB [ 442.181276][ T1311] kmemleak_object 412444KB 412785KB [ 442.181761][ T1311] kmalloc-8k 432KB 528KB [ 442.182267][ T1311] kmalloc-4k 25764KB 26256KB [ 442.182756][ T1311] kmalloc-2k 22662KB 22662KB [ 442.183282][ T1311] kmalloc-1k 1362KB 1440KB [ 442.183733][ T1311] kmalloc-512 1453KB 1512KB [ 442.184178][ T1311] kmalloc-256 660KB 834KB [ 442.184669][ T1311] kmalloc-128 168KB 315KB [ 442.185097][ T1311] kmalloc-64 519KB 608KB [ 442.185572][ T1311] kmalloc-32 409KB 1126KB [ 442.186261][ T1311] kmalloc-16 264KB 265KB [ 442.186756][ T1311] kmalloc-8 207KB 275KB [ 442.187237][ T1311] kmalloc-192 319KB 448KB [ 442.187738][ T1311] kmalloc-96 1050KB 1132KB [ 442.188197][ T1311] kmem_cache_node 62KB 62KB [ 442.188661][ T1311] kmem_cache 75KB 78KB [ 442.189360][ T1311] Tasks state (memory values in pages): [ 442.189734][ T1311] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 442.190606][ T1311] [ 125] 0 125 7097 369 331 38 0 77824 0 0 systemd-udevd [ 442.191631][ T1311] [ 187] 0 187 3401 176 160 16 0 61440 0 0 bash [ 442.192850][ T1311] [ 1300] 0 1300 35912 1079 1024 55 0 135168 0 0 iperf3 [ 442.193998][ T1311] [ 1302] 0 1302 35912 1088 1088 0 0 131072 0 0 iperf3 [ 442.195074][ T1311] [ 2422] 0 2422 2600 102 64 38 0 49152 0 0 make [ 442.195910][ T1311] [ 2432] 0 2432 3335 33 32 1 0 61440 0 0 sh [ 442.196807][ T1311] [ 2433] 0 2433 2608 109 96 13 0 61440 0 0 make [ 442.197718][ T1311] [ 2434] 0 2434 3368 140 96 44 0 57344 0 0 sh [ 442.198472][ T1311] [ 2455] 0 2455 3368 136 105 31 0 53248 0 0 sh [ 442.199220][ T1311] [ 2456] 0 2456 3368 132 105 27 0 53248 0 0 sh [ 442.199961][ T1311] [ 2457] 0 2457 3368 141 105 36 0 53248 0 0 sh [ 442.200673][ T1311] [ 2458] 0 2458 3368 152 105 47 0 53248 0 0 sh [ 442.201426][ T1311] [ 2459] 0 2459 3368 132 105 27 0 53248 0 0 sh [ 442.202305][ T1311] [ 2460] 0 2460 666 11 0 11 0 49152 0 0 timeout [ 442.203139][ T1311] [ 2461] 0 2461 3368 152 105 47 0 53248 0 0 sh [ 442.203847][ T1311] [ 2462] 0 2462 2277 474 448 26 0 57344 0 0 perl [ 442.204665][ T1311] [ 2463] 0 2463 666 6 0 6 0 45056 0 0 timeout [ 442.205432][ T1311] [ 2464] 0 2464 61131 3362 3313 49 0 98304 0 0 python3 [ 442.206203][ T1311] [ 2508] 0 2508 2232 204 128 76 0 65536 0 0 socat [ 442.207021][ T1311] [ 2511] 0 2511 58171 288 224 64 0 69632 0 0 bash [ 442.208050][ T1311] [ 2513] 0 2513 2232 178 128 50 0 61440 0 0 socat [ 442.208831][ T1311] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=2464,uid=0 [ 442.209823][ T1311] Out of memory: Killed process 2464 (python3) total-vm:244524kB, anon-rss:13252kB, file-rss:196kB, shmem-rss:0kB, UID:0 pgtables:96kB oom_score_adj:0