[ 217.136174][ T1932] sh (1932) used greatest stack depth: 24136 bytes left [ 219.523828][ T1938] make (1938) used greatest stack depth: 22000 bytes left [ 220.019029][ T1389] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 220.019870][ T1389] CPU: 2 UID: 0 PID: 1389 Comm: iperf3 Not tainted 6.14.0-rc5-virtme #1 [ 220.019877][ T1389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 220.019880][ T1389] Call Trace: [ 220.019882][ T1389] [ 220.019886][ T1389] dump_stack_lvl+0xb0/0xd0 [ 220.019899][ T1389] dump_header+0x101/0x7d0 [ 220.019914][ T1389] oom_kill_process+0x8b/0x1b0 [ 220.019921][ T1389] out_of_memory+0x228/0x760 [ 220.019926][ T1389] ? __pfx_out_of_memory+0x10/0x10 [ 220.019940][ T1389] __alloc_pages_may_oom+0x232/0x3c0 [ 220.019948][ T1389] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 220.019968][ T1389] __alloc_pages_slowpath.constprop.0+0x7d1/0x1480 [ 220.019980][ T1389] ? get_page_from_freelist+0x1e8/0xf70 [ 220.019985][ T1389] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 220.020002][ T1389] __alloc_frozen_pages_noprof+0x2f2/0x350 [ 220.020007][ T1389] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 220.020011][ T1389] ? __might_fault+0x11b/0x170 [ 220.020022][ T1389] ? trace_kmem_cache_alloc+0x2d/0xe0 [ 220.020027][ T1389] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 220.020030][ T1389] ? __create_object+0x5e/0xb0 [ 220.020044][ T1389] alloc_pages_mpol+0xc0/0x3a0 [ 220.020051][ T1389] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 220.020057][ T1389] ? __alloc_skb+0x23d/0x2e0 [ 220.020070][ T1389] alloc_pages_noprof+0xf6/0x2d0 [ 220.020076][ T1389] skb_page_frag_refill+0x1d7/0x330 [ 220.020084][ T1389] sk_page_frag_refill+0x52/0x2b0 [ 220.020093][ T1389] tcp_sendmsg_locked+0xb38/0x3380 [ 220.020120][ T1389] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 220.020126][ T1389] ? hlock_class+0x4e/0x130 [ 220.020132][ T1389] ? mark_lock+0x38/0x3e0 [ 220.020140][ T1389] ? mark_held_locks+0x9e/0xe0 [ 220.020152][ T1389] tcp_sendmsg+0x2c/0x50 [ 220.020157][ T1389] sock_write_iter+0x27b/0x520 [ 220.020166][ T1389] ? __pfx_sock_write_iter+0x10/0x10 [ 220.020184][ T1389] ? find_held_lock+0x2c/0x110 [ 220.020194][ T1389] vfs_write+0xbdb/0x11e0 [ 220.020202][ T1389] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 220.020208][ T1389] ? __pfx_vfs_write+0x10/0x10 [ 220.020217][ T1389] ? __fget_files+0x190/0x300 [ 220.020240][ T1389] ksys_write+0x18d/0x1d0 [ 220.020245][ T1389] ? __pfx_ksys_write+0x10/0x10 [ 220.020259][ T1389] do_syscall_64+0xc1/0x1d0 [ 220.020267][ T1389] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 220.020273][ T1389] RIP: 0033:0x7fe8f0ff5baf [ 220.020284][ T1389] Code: Unable to access opcode bytes at 0x7fe8f0ff5b85. [ 220.020286][ T1389] RSP: 002b:00007fe8ed6d1cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 220.020289][ T1389] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007fe8f0ff5baf [ 220.020292][ T1389] RDX: 0000000000020000 RSI: 00007fe8f07f9000 RDI: 0000000000000011 [ 220.020293][ T1389] RBP: 00007fe8f07f9000 R08: 0000000000000002 R09: 00007ffea4eb889f [ 220.020296][ T1389] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000011 [ 220.020297][ T1389] R13: 0000000000020000 R14: 00007fe8ed6d1d60 R15: 0000564c33e27a40 [ 220.020315][ T1389] [ 220.035182][ T1389] Mem-Info: [ 220.035784][ T1389] active_anon:47 inactive_anon:3564 isolated_anon:0 [ 220.035784][ T1389] active_file:0 inactive_file:20 isolated_file:0 [ 220.035784][ T1389] unevictable:0 dirty:0 writeback:0 [ 220.035784][ T1389] slab_reclaimable:1355 slab_unreclaimable:157708 [ 220.035784][ T1389] mapped:0 shmem:1111 pagetables:246 [ 220.035784][ T1389] sec_pagetables:0 bounce:0 [ 220.035784][ T1389] kernel_misc_reclaimable:0 [ 220.035784][ T1389] free:2366 free_pcp:56 free_cma:0 [ 220.037633][ T1389] Node 0 active_anon:188kB inactive_anon:14256kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:4444kB writeback_tmp:0kB kernel_stack:3776kB pagetables:984kB sec_pagetables:0kB all_unreclaimable? no [ 220.038958][ T1389] Node 0 DMA free:620kB boost:2048kB min:2116kB low:2132kB high:2148kB reserved_highatomic:0KB active_anon:0kB inactive_anon:40kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 220.040240][ T1389] lowmem_reserve[]: 0 733 0 0 0 [ 220.040529][ T1389] Node 0 DMA32 free:9200kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:6144KB active_anon:188kB inactive_anon:14200kB active_file:0kB inactive_file:80kB unevictable:0kB writepending:0kB present:1032188kB managed:751136kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 220.042058][ T1389] lowmem_reserve[]: 0 0 0 0 0 [ 220.042391][ T1389] Node 0 DMA: 3*4kB (U) 4*8kB (U) 4*16kB (U) 16*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 620kB [ 220.043230][ T1389] Node 0 DMA32: 370*4kB (UM) 143*8kB (UME) 53*16kB (UME) 153*32kB (UM) 8*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8880kB [ 220.044031][ T1389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 220.044672][ T1389] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 220.045224][ T1389] 1129 total pagecache pages [ 220.045516][ T1389] 0 pages in swap cache [ 220.045782][ T1389] Free swap = 0kB [ 220.046041][ T1389] Total swap = 0kB [ 220.046335][ T1389] 262045 pages RAM [ 220.046602][ T1389] 0 pages HighMem/MovableOnly [ 220.046960][ T1389] 70421 pages reserved [ 220.047290][ T1389] Unreclaimable slab info: [ 220.047924][ T1389] Name Used Total [ 220.048775][ T1389] fib6_node 3KB 8KB [ 220.049280][ T1389] ip6_dst_cache 7KB 7KB [ 220.049704][ T1389] RAWv6 31KB 31KB [ 220.050179][ T1389] request_sock_TCPv6 0KB 7KB [ 220.050614][ T1389] TCPv6 120KB 123KB [ 220.051021][ T1389] virtio_scsi_cmd 24KB 31KB [ 220.051479][ T1389] bio-120 5KB 7KB [ 220.052048][ T1389] bio-248 1KB 7KB [ 220.052537][ T1389] mqueue_inode_cache 1KB 31KB [ 220.053035][ T1389] fuse_request 32KB 61KB [ 220.053601][ T1389] posix_timers_cache 0KB 15KB [ 220.054164][ T1389] UNIX-STREAM 0KB 122KB [ 220.054988][ T1389] UNIX 6KB 30KB [ 220.055574][ T1389] tcp_bind2_bucket 4KB 8KB [ 220.056038][ T1389] tcp_bind_bucket 4KB 8KB [ 220.056486][ T1389] ip_fib_trie 1KB 3KB [ 220.056895][ T1389] ip_fib_alias 1KB 3KB [ 220.057345][ T1389] RAW 21KB 31KB [ 220.057766][ T1389] UDP 4KB 32KB [ 220.058257][ T1389] hugetlbfs_inode_cache 2KB 30KB [ 220.058715][ T1389] netfs_subrequest 37KB 39KB [ 220.059179][ T1389] netfs_request 93KB 95KB [ 220.059602][ T1389] bio-240 14KB 15KB [ 220.060029][ T1389] ep_head 0KB 16KB [ 220.060429][ T1389] eventpoll_pwq 1KB 15KB [ 220.060850][ T1389] eventpoll_epi 1KB 31KB [ 220.061277][ T1389] inotify_inode_mark 1KB 3KB [ 220.061683][ T1389] sgpool-128 8KB 30KB [ 220.062119][ T1389] sgpool-64 4KB 31KB [ 220.062547][ T1389] sgpool-32 2KB 31KB [ 220.063018][ T1389] sgpool-16 1KB 15KB [ 220.063512][ T1389] sgpool-8 0KB 7KB [ 220.063960][ T1389] request_queue 18KB 29KB [ 220.064436][ T1389] bio-184 0KB 7KB [ 220.064963][ T1389] biovec-max 166KB 183KB [ 220.065427][ T1389] dmaengine-unmap-2 0KB 4KB [ 220.066006][ T1389] skbuff_small_head 2435KB 3386KB [ 220.066637][ T1389] skbuff_fclone_cache 479KB 531KB [ 220.067193][ T1389] skbuff_head_cache 1051KB 1421KB [ 220.067677][ T1389] configfs_dir_cache 0KB 3KB [ 220.068201][ T1389] file_lock_cache 0KB 7KB [ 220.068655][ T1389] file_lock_ctx 1KB 7KB [ 220.069167][ T1389] fsnotify_mark_connector 1KB 3KB [ 220.069647][ T1389] proc_dir_entry 95KB 102KB [ 220.070128][ T1389] pde_opener 0KB 3KB [ 220.070574][ T1389] seq_file 0KB 30KB [ 220.071050][ T1389] sigqueue 0KB 11KB [ 220.071436][ T1389] shmem_inode_cache 1082KB 1104KB [ 220.071845][ T1389] kernfs_node_cache 3585KB 3764KB [ 220.072244][ T1389] mnt_cache 50KB 64KB [ 220.072657][ T1389] bfilp 68KB 157KB [ 220.073065][ T1389] filp 69KB 236KB [ 220.073483][ T1389] names_cache 126KB 183KB [ 220.073962][ T1389] net_namespace 6KB 30KB [ 220.074358][ T1389] key_jar 2KB 8KB [ 220.074637][ T1389] nsproxy 0KB 3KB [ 220.074995][ T1389] vma_lock 133KB 335KB [ 220.075296][ T1389] vm_area_struct 137KB 390KB [ 220.075611][ T1389] fs_cache 3KB 23KB [ 220.075926][ T1389] files_cache 10KB 63KB [ 220.076229][ T1389] signal_cache 148KB 243KB [ 220.076522][ T1389] sighand_cache 209KB 308KB [ 220.076907][ T1389] task_struct 1042KB 1120KB [ 220.077217][ T1389] cred 42KB 70KB [ 220.077509][ T1389] anon_vma_chain 54KB 118KB [ 220.077841][ T1389] anon_vma 87KB 157KB [ 220.078137][ T1389] pid 52KB 63KB [ 220.078424][ T1389] Acpi-Operand 137KB 166KB [ 220.078716][ T1389] Acpi-ParseExt 0KB 3KB [ 220.078995][ T1389] Acpi-Parse 0KB 11KB [ 220.079325][ T1389] Acpi-State 0KB 15KB [ 220.079624][ T1389] Acpi-Namespace 14KB 15KB [ 220.079984][ T1389] numa_policy 0KB 3KB [ 220.080298][ T1389] trace_event_file 324KB 328KB [ 220.080587][ T1389] ftrace_event_field 700KB 700KB [ 220.080948][ T1389] pool_workqueue 249KB 283KB [ 220.081322][ T1389] maple_node 162KB 834KB [ 220.081684][ T1389] mm_struct 19KB 126KB [ 220.082110][ T1389] vmap_area 213KB 213KB [ 220.082457][ T1389] debug_objects_cache 115385KB 115387KB [ 220.082786][ T1389] page->ptl 24KB 51KB [ 220.083158][ T1389] kmemleak_scan_area 47KB 47KB [ 220.083624][ T1389] kmemleak_object 424293KB 424909KB [ 220.083960][ T1389] kmalloc-8k 432KB 456KB [ 220.084283][ T1389] kmalloc-4k 26124KB 26448KB [ 220.084595][ T1389] kmalloc-2k 16698KB 18018KB [ 220.084937][ T1389] kmalloc-1k 1053KB 1320KB [ 220.085283][ T1389] kmalloc-512 1024KB 1512KB [ 220.085595][ T1389] kmalloc-256 371KB 866KB [ 220.085938][ T1389] kmalloc-128 150KB 315KB [ 220.086270][ T1389] kmalloc-64 451KB 604KB [ 220.086594][ T1389] kmalloc-32 354KB 870KB [ 220.087013][ T1389] kmalloc-16 253KB 253KB [ 220.087393][ T1389] kmalloc-8 204KB 275KB [ 220.087715][ T1389] kmalloc-192 259KB 441KB [ 220.088015][ T1389] kmalloc-96 1045KB 1124KB [ 220.088320][ T1389] kmem_cache_node 62KB 70KB [ 220.088653][ T1389] kmem_cache 75KB 78KB [ 220.088973][ T1389] Tasks state (memory values in pages): [ 220.089269][ T1389] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 220.089876][ T1389] [ 122] 0 122 7104 343 331 12 0 73728 0 0 systemd-udevd [ 220.091034][ T1389] [ 187] 0 187 3399 161 160 1 0 53248 0 0 bash [ 220.091538][ T1389] [ 1364] 0 1364 35679 823 800 23 0 126976 0 0 iperf3 [ 220.092077][ T1389] [ 1367] 0 1367 35679 863 832 31 0 122880 0 0 iperf3 [ 220.092541][ T1389] [ 1931] 0 1931 2598 98 96 2 0 61440 0 0 make [ 220.093000][ T1389] [ 1943] 0 1943 455 18 0 18 0 32768 0 0 sh [ 220.093455][ T1389] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1367,uid=0 [ 220.094365][ T1389] Out of memory: Killed process 1367 (iperf3) total-vm:142716kB, anon-rss:3328kB, file-rss:124kB, shmem-rss:0kB, UID:0 pgtables:120kB oom_score_adj:0