[ 239.515820][ T1558] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 239.516358][ T1558] CPU: 3 UID: 0 PID: 1558 Comm: iperf3 Not tainted 6.14.0-virtme #1 PREEMPT(voluntary) [ 239.516366][ T1558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 239.516370][ T1558] Call Trace: [ 239.516374][ T1558] [ 239.516377][ T1558] dump_stack_lvl+0xb0/0xd0 [ 239.516412][ T1558] dump_header+0x101/0x7d0 [ 239.516439][ T1558] oom_kill_process+0x8b/0x1b0 [ 239.516443][ T1558] out_of_memory+0x227/0x750 [ 239.516447][ T1558] ? __pfx_out_of_memory+0x10/0x10 [ 239.516455][ T1558] __alloc_pages_may_oom+0x230/0x3c0 [ 239.516470][ T1558] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 239.516482][ T1558] __alloc_pages_slowpath.constprop.0+0x7db/0x1490 [ 239.516490][ T1558] ? get_page_from_freelist+0x1e8/0xf70 [ 239.516494][ T1558] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 239.516502][ T1558] ? lock_acquire.part.0+0xab/0x220 [ 239.516517][ T1558] __alloc_frozen_pages_noprof+0x2f0/0x350 [ 239.516522][ T1558] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 239.516531][ T1558] ? ip6_mtu+0x156/0x2c0 [ 239.516545][ T1558] ? __lock_release+0x5d/0x170 [ 239.516552][ T1558] alloc_pages_mpol+0xbf/0x390 [ 239.516565][ T1558] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 239.516570][ T1558] ? __pfx_tcp_current_mss+0x10/0x10 [ 239.516582][ T1558] alloc_pages_noprof+0xf6/0x2d0 [ 239.516587][ T1558] skb_page_frag_refill+0x1d7/0x330 [ 239.516603][ T1558] sk_page_frag_refill+0x52/0x2b0 [ 239.516608][ T1558] tcp_sendmsg_locked+0xb4d/0x3140 [ 239.516630][ T1558] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 239.516636][ T1558] ? find_held_lock+0x2b/0x80 [ 239.516643][ T1558] ? mark_held_locks+0x49/0x80 [ 239.516650][ T1558] tcp_sendmsg+0x2c/0x50 [ 239.516654][ T1558] sock_write_iter+0x27a/0x520 [ 239.516662][ T1558] ? __pfx_sock_write_iter+0x10/0x10 [ 239.516673][ T1558] ? __lock_acquire+0x591/0x9d0 [ 239.516679][ T1558] vfs_write+0xbd9/0x11e0 [ 239.516687][ T1558] ? find_held_lock+0x2b/0x80 [ 239.516690][ T1558] ? __pfx_vfs_write+0x10/0x10 [ 239.516695][ T1558] ? __fget_files+0x199/0x300 [ 239.516718][ T1558] ksys_write+0x18b/0x1d0 [ 239.516720][ T1558] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 239.516727][ T1558] ? __pfx_ksys_write+0x10/0x10 [ 239.516732][ T1558] ? trace_irq_enable.constprop.0+0xd4/0x130 [ 239.516747][ T1558] do_syscall_64+0xc1/0x1d0 [ 239.516755][ T1558] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 239.516766][ T1558] RIP: 0033:0x7f8ff82bfbaf [ 239.516772][ T1558] 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 [ 239.516775][ T1558] RSP: 002b:00007f8ff2196cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 239.516782][ T1558] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f8ff82bfbaf [ 239.516784][ T1558] RDX: 0000000000020000 RSI: 00007f8ff7a23000 RDI: 000000000000001b [ 239.516786][ T1558] RBP: 00007f8ff7a23000 R08: 0000000000000002 R09: 00007ffd1a5e085f [ 239.516789][ T1558] R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000001b [ 239.516791][ T1558] R13: 0000000000020000 R14: 00007f8ff2196d60 R15: 000055b26f4b67b0 [ 239.516801][ T1558] [ 239.528095][ T1558] Mem-Info: [ 239.528272][ T1558] active_anon:50 inactive_anon:4569 isolated_anon:0 [ 239.528272][ T1558] active_file:27 inactive_file:0 isolated_file:0 [ 239.528272][ T1558] unevictable:0 dirty:0 writeback:0 [ 239.528272][ T1558] slab_reclaimable:1488 slab_unreclaimable:158026 [ 239.528272][ T1558] mapped:21 shmem:1110 pagetables:433 [ 239.528272][ T1558] sec_pagetables:0 bounce:0 [ 239.528272][ T1558] kernel_misc_reclaimable:0 [ 239.528272][ T1558] free:3546 free_pcp:103 free_cma:0 [ 239.534064][ T1558] Node 0 active_anon:200kB inactive_anon:18276kB active_file:108kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:84kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4220kB pagetables:1732kB sec_pagetables:0kB all_unreclaimable? no [ 239.538390][ T1558] Node 0 DMA free:3124kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:540kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB [ 239.544527][ T1558] lowmem_reserve[]: 0 733 733 733 733 [ 239.544740][ T1558] Node 0 DMA32 free:11652kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:2048KB active_anon:196kB inactive_anon:17796kB active_file:108kB inactive_file:36kB unevictable:0kB writepending:0kB present:1032188kB managed:751076kB mlocked:0kB bounce:0kB free_pcp:1700kB local_pcp:540kB free_cma:0kB [ 239.545833][ T1558] lowmem_reserve[]: 0 0 0 0 0 [ 239.546032][ T1558] Node 0 DMA: 15*4kB (UM) 24*8kB (UM) 9*16kB (UM) 5*32kB (UM) 8*64kB (UM) 3*128kB (U) 2*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 2988kB [ 239.546590][ T1558] Node 0 DMA32: 480*4kB (UME) 289*8kB (UME) 159*16kB (UME) 139*32kB (UME) 13*64kB (UME) 1*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 12184kB [ 239.547084][ T1558] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 239.547411][ T1558] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 239.547763][ T1558] 1155 total pagecache pages [ 239.547986][ T1558] 0 pages in swap cache [ 239.548124][ T1558] Free swap = 0kB [ 239.548258][ T1558] Total swap = 0kB [ 239.548393][ T1558] 262045 pages RAM [ 239.548536][ T1558] 0 pages HighMem/MovableOnly [ 239.548708][ T1558] 70436 pages reserved [ 239.548865][ T1558] Unreclaimable slab info: [ 239.549194][ T1558] Name Used Total [ 239.549691][ T1558] ip6-frags 0KB 7KB [ 239.549925][ T1558] fib6_node 3KB 16KB [ 239.550142][ T1558] ip6_dst_cache 6KB 31KB [ 239.550355][ T1558] PINGv6 0KB 31KB [ 239.550569][ T1558] RAWv6 31KB 62KB [ 239.550781][ T1558] UDPv6 0KB 30KB [ 239.550993][ T1558] tw_sock_TCPv6 0KB 7KB [ 239.551194][ T1558] request_sock_TCPv6 0KB 7KB [ 239.551586][ T1558] TCPv6 118KB 121KB [ 239.551806][ T1558] virtio_scsi_cmd 24KB 31KB [ 239.552022][ T1558] bio-120 5KB 7KB [ 239.552229][ T1558] bio-248 1KB 7KB [ 239.552608][ T1558] mqueue_inode_cache 1KB 31KB [ 239.552822][ T1558] fuse_request 57KB 92KB [ 239.553045][ T1558] posix_timers_cache 1KB 15KB [ 239.553249][ T1558] UNIX-STREAM 0KB 122KB [ 239.553607][ T1558] UNIX 6KB 30KB [ 239.553832][ T1558] ip4-frags 0KB 7KB [ 239.555650][ T1558] tcp_bind2_bucket 4KB 8KB [ 239.555928][ T1558] tcp_bind_bucket 4KB 8KB [ 239.556175][ T1558] inet_peer 0KB 7KB [ 239.556585][ T1558] ip_fib_trie 1KB 3KB [ 239.556847][ T1558] ip_fib_alias 1KB 7KB [ 239.557079][ T1558] rtable 2KB 39KB [ 239.557343][ T1558] PING 0KB 31KB [ 239.557717][ T1558] RAW 21KB 63KB [ 239.562725][ T1558] UDP 4KB 32KB [ 239.563027][ T1558] hugetlbfs_inode_cache 2KB 30KB [ 239.563309][ T1558] netfs_subrequest 37KB 39KB [ 239.568038][ T1558] netfs_request 93KB 95KB [ 239.568310][ T1558] bio-264 14KB 15KB [ 239.573418][ T1558] ep_head 0KB 16KB [ 239.578381][ T1558] eventpoll_pwq 1KB 15KB [ 239.583191][ T1558] eventpoll_epi 1KB 31KB [ 239.587863][ T1558] inotify_inode_mark 1KB 3KB [ 239.588162][ T1558] sgpool-128 8KB 30KB [ 239.592795][ T1558] sgpool-64 4KB 31KB [ 239.593052][ T1558] sgpool-32 2KB 31KB [ 239.593328][ T1558] sgpool-16 1KB 15KB [ 239.598678][ T1558] sgpool-8 0KB 7KB [ 239.598952][ T1558] request_queue 19KB 31KB [ 239.599218][ T1558] bio-184 0KB 7KB [ 239.601226][ T1558] biovec-max 166KB 183KB [ 239.601757][ T1558] dmaengine-unmap-2 0KB 4KB [ 239.602028][ T1558] skbuff_small_head 2643KB 2656KB [ 239.602249][ T1558] skbuff_fclone_cache 329KB 343KB [ 239.602655][ T1558] skbuff_head_cache 1027KB 1275KB [ 239.602886][ T1558] configfs_dir_cache 0KB 3KB [ 239.603128][ T1558] file_lock_cache 0KB 7KB [ 239.603378][ T1558] file_lock_ctx 1KB 7KB [ 239.603743][ T1558] fsnotify_mark_connector 1KB 3KB [ 239.604011][ T1558] proc_dir_entry 95KB 102KB [ 239.604267][ T1558] pde_opener 0KB 3KB [ 239.604641][ T1558] seq_file 0KB 30KB [ 239.604897][ T1558] sigqueue 0KB 7KB [ 239.605130][ T1558] shmem_inode_cache 1081KB 1104KB [ 239.605375][ T1558] kernfs_node_cache 3585KB 3764KB [ 239.605690][ T1558] mnt_cache 57KB 94KB [ 239.605933][ T1558] bfilp 92KB 157KB [ 239.606207][ T1558] filp 110KB 236KB [ 239.606542][ T1558] names_cache 424KB 428KB [ 239.606779][ T1558] net_namespace 6KB 30KB [ 239.606988][ T1558] key_jar 2KB 8KB [ 239.607240][ T1558] nsproxy 0KB 3KB [ 239.607596][ T1558] vma_lock 296KB 343KB [ 239.607843][ T1558] vm_area_struct 305KB 350KB [ 239.608072][ T1558] fs_cache 9KB 23KB [ 239.608293][ T1558] files_cache 26KB 63KB [ 239.608602][ T1558] signal_cache 172KB 243KB [ 239.608822][ T1558] sighand_cache 242KB 308KB [ 239.609049][ T1558] task_struct 1172KB 1207KB [ 239.609255][ T1558] cred 48KB 63KB [ 239.609595][ T1558] anon_vma_chain 164KB 181KB [ 239.609841][ T1558] anon_vma 158KB 204KB [ 239.610047][ T1558] pid 58KB 70KB [ 239.610293][ T1558] Acpi-Operand 137KB 166KB [ 239.610642][ T1558] Acpi-ParseExt 0KB 3KB [ 239.610873][ T1558] Acpi-Parse 0KB 11KB [ 239.611096][ T1558] Acpi-State 0KB 15KB [ 239.611334][ T1558] Acpi-Namespace 14KB 15KB [ 239.611720][ T1558] numa_policy 0KB 3KB [ 239.611944][ T1558] trace_event_file 325KB 328KB [ 239.612158][ T1558] ftrace_event_field 701KB 704KB [ 239.612365][ T1558] pool_workqueue 256KB 283KB [ 239.612768][ T1558] maple_node 279KB 787KB [ 239.612982][ T1558] mm_struct 58KB 126KB [ 239.613191][ T1558] vmap_area 101KB 122KB [ 239.613414][ T1558] debug_objects_cache 115660KB 115664KB [ 239.613804][ T1558] page->ptl 52KB 83KB [ 239.614020][ T1558] kmemleak_scan_area 23KB 51KB [ 239.614736][ T1558] kmemleak_object 424031KB 426133KB [ 239.615000][ T1558] kmalloc-8k 432KB 528KB [ 239.615263][ T1558] kmalloc-4k 26028KB 26664KB [ 239.615663][ T1558] kmalloc-2k 15570KB 17700KB [ 239.615907][ T1558] kmalloc-1k 1170KB 1410KB [ 239.616133][ T1558] kmalloc-512 1230KB 1480KB [ 239.616346][ T1558] kmalloc-256 474KB 819KB [ 239.616761][ T1558] kmalloc-128 169KB 283KB [ 239.616996][ T1558] kmalloc-64 478KB 604KB [ 239.617245][ T1558] kmalloc-32 411KB 945KB [ 239.617638][ T1558] kmalloc-16 267KB 269KB [ 239.617856][ T1558] kmalloc-8 205KB 287KB [ 239.618389][ T1558] kmalloc-192 306KB 417KB [ 239.619669][ T1558] kmalloc-96 1061KB 1132KB [ 239.619937][ T1558] kmem_cache_node 62KB 70KB [ 239.620161][ T1558] kmem_cache 75KB 78KB [ 239.620385][ T1558] Tasks state (memory values in pages): [ 239.621845][ T1558] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 239.625646][ T1558] [ 123] 0 123 7106 396 331 65 0 73728 0 0 systemd-udevd [ 239.626248][ T1558] [ 187] 0 187 3401 161 160 1 0 53248 0 0 bash [ 239.627307][ T1558] [ 1537] 0 1537 35648 780 736 44 0 126976 0 0 iperf3 [ 239.627973][ T1558] [ 1539] 0 1539 35648 811 768 43 0 122880 0 0 iperf3 [ 239.631843][ T1558] [ 2224] 0 2224 2600 96 96 0 0 61440 0 0 make [ 239.632325][ T1558] [ 2234] 0 2234 3335 44 32 12 0 57344 0 0 sh [ 239.636798][ T1558] [ 2235] 0 2235 2608 125 96 29 0 53248 0 0 make [ 239.637276][ T1558] [ 2236] 0 2236 3368 133 96 37 0 53248 0 0 sh [ 239.642012][ T1558] [ 2257] 0 2257 3368 125 105 20 0 49152 0 0 sh [ 239.647013][ T1558] [ 2258] 0 2258 3368 141 105 36 0 49152 0 0 sh [ 239.652809][ T1558] [ 2259] 0 2259 3368 154 105 49 0 49152 0 0 sh [ 239.653301][ T1558] [ 2260] 0 2260 3368 142 105 37 0 49152 0 0 sh [ 239.656871][ T1558] [ 2261] 0 2261 3368 133 105 28 0 49152 0 0 sh [ 239.657295][ T1558] [ 2262] 0 2262 3368 127 105 22 0 49152 0 0 sh [ 239.658547][ T1558] [ 2263] 0 2263 666 17 0 17 0 45056 0 0 timeout [ 239.659006][ T1558] [ 2264] 0 2264 2275 489 448 41 0 57344 0 0 perl [ 239.659680][ T1558] [ 2265] 0 2265 666 49 0 49 0 49152 0 0 timeout [ 239.660136][ T1558] [ 2266] 0 2266 3340 70 32 38 0 57344 0 0 bash [ 239.660653][ T1558] [ 2269] 0 2269 112 36 0 36 0 32768 0 0 dirname [ 239.661037][ T1558] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1539,uid=0 [ 239.661872][ T1558] Out of memory: Killed process 1539 (iperf3) total-vm:142592kB, anon-rss:3072kB, file-rss:352kB, shmem-rss:0kB, UID:0 pgtables:120kB oom_score_adj:0