[ 228.476623][ T2190] readlink (2190) used greatest stack depth: 24352 bytes left [ 231.341067][ T1483] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 231.341632][ T1483] CPU: 1 UID: 0 PID: 1483 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(voluntary) [ 231.341636][ T1483] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 231.341638][ T1483] Call Trace: [ 231.341640][ T1483] [ 231.341642][ T1483] dump_stack_lvl+0xb0/0xd0 [ 231.341651][ T1483] dump_header+0x101/0x7d0 [ 231.341658][ T1483] oom_kill_process+0x8b/0x1b0 [ 231.341663][ T1483] out_of_memory+0x227/0x750 [ 231.341667][ T1483] ? __pfx_out_of_memory+0x10/0x10 [ 231.341675][ T1483] __alloc_pages_may_oom+0x230/0x3c0 [ 231.341682][ T1483] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 231.341694][ T1483] __alloc_pages_slowpath.constprop.0+0x7db/0x1490 [ 231.341703][ T1483] ? get_page_from_freelist+0x1e8/0xf70 [ 231.341707][ T1483] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 231.341714][ T1483] ? lock_acquire.part.0+0xab/0x220 [ 231.341722][ T1483] __alloc_frozen_pages_noprof+0x2f0/0x350 [ 231.341726][ T1483] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 231.341735][ T1483] ? trace_kmem_cache_alloc+0x2a/0xd0 [ 231.341739][ T1483] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 231.341742][ T1483] ? __create_object+0x5e/0xb0 [ 231.341751][ T1483] alloc_pages_mpol+0xbf/0x390 [ 231.341757][ T1483] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 231.341762][ T1483] ? __alloc_skb+0x23b/0x2e0 [ 231.341771][ T1483] alloc_pages_noprof+0xf6/0x2d0 [ 231.341776][ T1483] skb_page_frag_refill+0x1d7/0x330 [ 231.341781][ T1483] sk_page_frag_refill+0x52/0x2b0 [ 231.341787][ T1483] tcp_sendmsg_locked+0xb4d/0x3140 [ 231.341803][ T1483] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 231.341808][ T1483] ? find_held_lock+0x2b/0x80 [ 231.341814][ T1483] ? mark_held_locks+0x49/0x80 [ 231.341821][ T1483] tcp_sendmsg+0x2c/0x50 [ 231.341825][ T1483] sock_write_iter+0x27a/0x520 [ 231.341830][ T1483] ? __pfx_sock_write_iter+0x10/0x10 [ 231.341842][ T1483] ? __lock_acquire+0x591/0x9d0 [ 231.341847][ T1483] vfs_write+0xbd9/0x11e0 [ 231.341852][ T1483] ? find_held_lock+0x2b/0x80 [ 231.341855][ T1483] ? __pfx_vfs_write+0x10/0x10 [ 231.341860][ T1483] ? __fget_files+0x199/0x300 [ 231.341872][ T1483] ksys_write+0x18b/0x1d0 [ 231.341875][ T1483] ? __pfx_ksys_write+0x10/0x10 [ 231.341880][ T1483] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 231.341889][ T1483] do_syscall_64+0xc1/0x1d0 [ 231.341895][ T1483] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 231.341898][ T1483] RIP: 0033:0x7fbe3a9b6baf [ 231.341906][ T1483] Code: Unable to access opcode bytes at 0x7fbe3a9b6b85. [ 231.341907][ T1483] RSP: 002b:00007fbe39096cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 231.341911][ T1483] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007fbe3a9b6baf [ 231.341913][ T1483] RDX: 0000000000020000 RSI: 00007fbe3a23a000 RDI: 0000000000000009 [ 231.341914][ T1483] RBP: 00007fbe3a23a000 R08: 0000000000000002 R09: 00007fffdf0d9b8f [ 231.341916][ T1483] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000009 [ 231.341917][ T1483] R13: 0000000000020000 R14: 00007fbe39096d60 R15: 0000560b47d54f80 [ 231.341927][ T1483] [ 231.352253][ T1483] Mem-Info: [ 231.352379][ T1483] active_anon:50 inactive_anon:4513 isolated_anon:0 [ 231.352379][ T1483] active_file:21 inactive_file:19 isolated_file:15 [ 231.352379][ T1483] unevictable:0 dirty:0 writeback:0 [ 231.352379][ T1483] slab_reclaimable:1498 slab_unreclaimable:159909 [ 231.352379][ T1483] mapped:3 shmem:1110 pagetables:429 [ 231.352379][ T1483] sec_pagetables:0 bounce:0 [ 231.352379][ T1483] kernel_misc_reclaimable:0 [ 231.352379][ T1483] free:2077 free_pcp:470 free_cma:0 [ 231.353787][ T1483] Node 0 active_anon:200kB inactive_anon:18052kB active_file:84kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):60kB mapped:12kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4288kB pagetables:1716kB sec_pagetables:0kB all_unreclaimable? yes [ 231.354657][ T1483] Node 0 DMA free:2972kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:792kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:32kB local_pcp:12kB free_cma:0kB [ 231.355519][ T1483] lowmem_reserve[]: 0 733 733 733 733 [ 231.355728][ T1483] Node 0 DMA32 free:5336kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:6144KB active_anon:196kB inactive_anon:17260kB active_file:28kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032188kB managed:751084kB mlocked:0kB bounce:0kB free_pcp:1848kB local_pcp:240kB free_cma:0kB [ 231.356697][ T1483] lowmem_reserve[]: 0 0 0 0 0 [ 231.356900][ T1483] Node 0 DMA: 42*4kB (M) 31*8kB (M) 14*16kB (UM) 7*32kB (UM) 7*64kB (UM) 1*128kB (M) 2*256kB (UM) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 2976kB [ 231.357471][ T1483] Node 0 DMA32: 630*4kB (UME) 200*8kB (UM) 12*16kB (UM) 35*32kB (UME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5432kB [ 231.358097][ T1483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 231.358403][ T1483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 231.358702][ T1483] 1112 total pagecache pages [ 231.358880][ T1483] 0 pages in swap cache [ 231.359016][ T1483] Free swap = 0kB [ 231.359159][ T1483] Total swap = 0kB [ 231.359309][ T1483] 262045 pages RAM [ 231.359441][ T1483] 0 pages HighMem/MovableOnly [ 231.359621][ T1483] 70434 pages reserved [ 231.359787][ T1483] Unreclaimable slab info: [ 231.360060][ T1483] Name Used Total [ 231.360371][ T1483] ip6-frags 0KB 7KB [ 231.360586][ T1483] fib6_node 3KB 16KB [ 231.360841][ T1483] ip6_dst_cache 6KB 31KB [ 231.361049][ T1483] PINGv6 0KB 31KB [ 231.361261][ T1483] RAWv6 31KB 62KB [ 231.361463][ T1483] UDPv6 0KB 30KB [ 231.361661][ T1483] tw_sock_TCPv6 0KB 7KB [ 231.361871][ T1483] request_sock_TCPv6 0KB 7KB [ 231.362083][ T1483] TCPv6 118KB 121KB [ 231.362297][ T1483] virtio_scsi_cmd 24KB 31KB [ 231.362520][ T1483] bio-120 5KB 7KB [ 231.362741][ T1483] bio-248 1KB 7KB [ 231.362945][ T1483] mqueue_inode_cache 1KB 31KB [ 231.363136][ T1483] fuse_request 79KB 146KB [ 231.363343][ T1483] posix_timers_cache 1KB 15KB [ 231.363550][ T1483] UNIX-STREAM 0KB 122KB [ 231.363745][ T1483] UNIX 6KB 30KB [ 231.363949][ T1483] ip4-frags 0KB 7KB [ 231.364147][ T1483] tcp_bind2_bucket 4KB 8KB [ 231.364340][ T1483] tcp_bind_bucket 4KB 8KB [ 231.364547][ T1483] inet_peer 0KB 7KB [ 231.364768][ T1483] ip_fib_trie 1KB 3KB [ 231.364974][ T1483] ip_fib_alias 1KB 7KB [ 231.365201][ T1483] rtable 2KB 31KB [ 231.365407][ T1483] PING 0KB 31KB [ 231.365627][ T1483] RAW 21KB 63KB [ 231.365847][ T1483] UDP 4KB 32KB [ 231.366056][ T1483] hugetlbfs_inode_cache 2KB 30KB [ 231.366274][ T1483] netfs_subrequest 37KB 39KB [ 231.366503][ T1483] netfs_request 93KB 95KB [ 231.366721][ T1483] bio-264 14KB 15KB [ 231.366958][ T1483] ep_head 0KB 16KB [ 231.367206][ T1483] eventpoll_pwq 1KB 15KB [ 231.367431][ T1483] eventpoll_epi 1KB 31KB [ 231.367694][ T1483] inotify_inode_mark 1KB 3KB [ 231.367926][ T1483] sgpool-128 8KB 30KB [ 231.368161][ T1483] sgpool-64 4KB 31KB [ 231.368396][ T1483] sgpool-32 2KB 31KB [ 231.368619][ T1483] sgpool-16 1KB 15KB [ 231.368862][ T1483] sgpool-8 0KB 7KB [ 231.369106][ T1483] request_queue 19KB 31KB [ 231.369302][ T1483] bio-184 0KB 7KB [ 231.369520][ T1483] biovec-max 166KB 183KB [ 231.369751][ T1483] dmaengine-unmap-2 0KB 4KB [ 231.369982][ T1483] skbuff_small_head 2484KB 3244KB [ 231.370174][ T1483] skbuff_fclone_cache 271KB 312KB [ 231.370400][ T1483] skbuff_head_cache 1254KB 1512KB [ 231.370595][ T1483] configfs_dir_cache 0KB 3KB [ 231.370808][ T1483] file_lock_cache 0KB 7KB [ 231.371014][ T1483] file_lock_ctx 1KB 7KB [ 231.371204][ T1483] fsnotify_mark_connector 1KB 3KB [ 231.371412][ T1483] proc_dir_entry 95KB 102KB [ 231.371608][ T1483] pde_opener 0KB 3KB [ 231.371852][ T1483] seq_file 0KB 30KB [ 231.372050][ T1483] sigqueue 0KB 7KB [ 231.372270][ T1483] shmem_inode_cache 1081KB 1104KB [ 231.372502][ T1483] kernfs_node_cache 3585KB 3764KB [ 231.372735][ T1483] mnt_cache 57KB 94KB [ 231.372969][ T1483] bfilp 94KB 141KB [ 231.373203][ T1483] filp 104KB 252KB [ 231.373424][ T1483] names_cache 205KB 310KB [ 231.373654][ T1483] net_namespace 6KB 30KB [ 231.373899][ T1483] key_jar 2KB 8KB [ 231.374131][ T1483] nsproxy 0KB 3KB [ 231.374355][ T1483] vma_lock 302KB 351KB [ 231.374593][ T1483] vm_area_struct 311KB 438KB [ 231.374842][ T1483] fs_cache 9KB 23KB [ 231.375050][ T1483] files_cache 27KB 63KB [ 231.375272][ T1483] signal_cache 175KB 243KB [ 231.375484][ T1483] sighand_cache 247KB 339KB [ 231.375700][ T1483] task_struct 1190KB 1233KB [ 231.375917][ T1483] cred 49KB 70KB [ 231.376122][ T1483] anon_vma_chain 170KB 212KB [ 231.376348][ T1483] anon_vma 161KB 204KB [ 231.376567][ T1483] pid 59KB 70KB [ 231.376815][ T1483] Acpi-Operand 137KB 166KB [ 231.377069][ T1483] Acpi-ParseExt 0KB 3KB [ 231.377300][ T1483] Acpi-Parse 0KB 11KB [ 231.377521][ T1483] Acpi-State 0KB 15KB [ 231.377767][ T1483] Acpi-Namespace 14KB 15KB [ 231.377995][ T1483] numa_policy 0KB 3KB [ 231.378232][ T1483] trace_event_file 325KB 328KB [ 231.378473][ T1483] ftrace_event_field 701KB 704KB [ 231.378711][ T1483] pool_workqueue 256KB 283KB [ 231.378950][ T1483] maple_node 275KB 882KB [ 231.379156][ T1483] mm_struct 58KB 126KB [ 231.379347][ T1483] vmap_area 102KB 130KB [ 231.379539][ T1483] debug_objects_cache 115594KB 115597KB [ 231.379750][ T1483] page->ptl 51KB 71KB [ 231.379952][ T1483] kmemleak_scan_area 23KB 59KB [ 231.380230][ T1483] kmemleak_object 427013KB 427428KB [ 231.380440][ T1483] kmalloc-8k 432KB 576KB [ 231.380677][ T1483] kmalloc-4k 25824KB 26616KB [ 231.380921][ T1483] kmalloc-2k 18942KB 21606KB [ 231.381112][ T1483] kmalloc-1k 1269KB 1440KB [ 231.381302][ T1483] kmalloc-512 1294KB 1575KB [ 231.381636][ T1483] kmalloc-256 532KB 850KB [ 231.381855][ T1483] kmalloc-128 166KB 322KB [ 231.382079][ T1483] kmalloc-64 491KB 636KB [ 231.382323][ T1483] kmalloc-32 411KB 1000KB [ 231.382548][ T1483] kmalloc-16 268KB 269KB [ 231.382761][ T1483] kmalloc-8 206KB 275KB [ 231.382984][ T1483] kmalloc-192 300KB 425KB [ 231.383210][ T1483] kmalloc-96 1042KB 1148KB [ 231.383402][ T1483] kmem_cache_node 62KB 70KB [ 231.383598][ T1483] kmem_cache 75KB 78KB [ 231.383806][ T1483] Tasks state (memory values in pages): [ 231.383972][ T1483] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 231.384336][ T1483] [ 122] 0 122 7106 389 331 58 0 73728 0 0 systemd-udevd [ 231.384826][ T1483] [ 186] 0 186 3401 143 128 15 0 57344 0 0 bash [ 231.385325][ T1483] [ 1472] 0 1472 35648 823 768 55 0 118784 0 0 iperf3 [ 231.385830][ T1483] [ 1475] 0 1475 35648 839 800 39 0 122880 0 0 iperf3 [ 231.386227][ T1483] [ 2182] 0 2182 2600 123 96 27 0 65536 0 0 make [ 231.386611][ T1483] [ 2192] 0 2192 3335 33 32 1 0 53248 0 0 sh [ 231.387106][ T1483] [ 2193] 0 2193 2600 126 96 30 0 57344 0 0 make [ 231.387476][ T1483] [ 2194] 0 2194 3368 116 96 20 0 49152 0 0 sh [ 231.387966][ T1483] [ 2215] 0 2215 3368 143 88 55 0 45056 0 0 sh [ 231.388297][ T1483] [ 2216] 0 2216 3368 105 88 17 0 45056 0 0 sh [ 231.388653][ T1483] [ 2217] 0 2217 3368 138 88 50 0 45056 0 0 sh [ 231.389115][ T1483] [ 2218] 0 2218 3368 130 88 42 0 45056 0 0 sh [ 231.389457][ T1483] [ 2219] 0 2219 3368 123 88 35 0 45056 0 0 sh [ 231.389879][ T1483] [ 2220] 0 2220 3368 123 88 35 0 45056 0 0 sh [ 231.390188][ T1483] [ 2221] 0 2221 666 62 0 62 0 40960 0 0 timeout [ 231.390562][ T1483] [ 2222] 0 2222 2200 400 352 48 0 65536 0 0 perl [ 231.391170][ T1483] [ 2223] 0 2223 666 18 0 18 0 40960 0 0 timeout [ 231.391542][ T1483] [ 2224] 0 2224 3340 115 64 51 0 57344 0 0 bash [ 231.392066][ T1483] [ 2227] 0 2227 3340 112 76 36 0 49152 0 0 bash [ 231.392548][ T1483] [ 2228] 0 2228 3340 96 76 20 0 49152 0 0 bash [ 231.393014][ T1483] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1475,uid=0 [ 231.393571][ T1483] Out of memory: Killed process 1475 (iperf3) total-vm:142592kB, anon-rss:3200kB, file-rss:156kB, shmem-rss:0kB, UID:0 pgtables:120kB oom_score_adj:0 [ 231.427459][ T1478] iperf3 (1478) used greatest stack depth: 24112 bytes left [ 231.558329][ T2228] readlink (2228) used greatest stack depth: 23128 bytes left [ 233.454638][ T2222] perl (2222) used greatest stack depth: 22968 bytes left