[ 257.042547][ T1947] python3 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 [ 257.043323][ T1947] CPU: 2 UID: 0 PID: 1947 Comm: python3 Not tainted 6.14.0-virtme #1 PREEMPT(voluntary) [ 257.043329][ T1947] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 257.043332][ T1947] Call Trace: [ 257.043334][ T1947] [ 257.043337][ T1947] dump_stack_lvl+0xb0/0xd0 [ 257.043349][ T1947] dump_header+0x101/0x7d0 [ 257.043358][ T1947] oom_kill_process+0x8b/0x1b0 [ 257.043363][ T1947] out_of_memory+0x227/0x750 [ 257.043367][ T1947] ? __pfx_out_of_memory+0x10/0x10 [ 257.043375][ T1947] __alloc_pages_may_oom+0x230/0x3c0 [ 257.043384][ T1947] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 257.043396][ T1947] __alloc_pages_slowpath.constprop.0+0x7db/0x1490 [ 257.043405][ T1947] ? get_page_from_freelist+0x1e8/0xf70 [ 257.043409][ T1947] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 257.043420][ T1947] __alloc_frozen_pages_noprof+0x2f0/0x350 [ 257.043425][ T1947] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 257.043431][ T1947] ? find_held_lock+0x2b/0x80 [ 257.043438][ T1947] ? __lock_release+0x5d/0x170 [ 257.043443][ T1947] ? filemap_get_entry+0x153/0x2e0 [ 257.043451][ T1947] alloc_pages_mpol+0xbf/0x390 [ 257.043460][ T1947] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 257.043466][ T1947] ? down_read+0x1b6/0x4a0 [ 257.043475][ T1947] folio_alloc_noprof+0x17/0x200 [ 257.043478][ T1947] __filemap_get_folio+0x244/0x690 [ 257.043484][ T1947] filemap_fault+0xaad/0x13f0 [ 257.043490][ T1947] ? __pfx_filemap_map_pages+0x10/0x10 [ 257.043495][ T1947] ? __pfx_filemap_fault+0x10/0x10 [ 257.043497][ T1947] ? find_held_lock+0x2b/0x80 [ 257.043501][ T1947] ? do_fault_around+0x2c6/0x4c0 [ 257.043507][ T1947] ? __lock_release+0x5d/0x170 [ 257.043511][ T1947] ? do_fault_around+0x2c6/0x4c0 [ 257.043519][ T1947] __do_fault+0xed/0x3a0 [ 257.043524][ T1947] do_pte_missing+0x58d/0xb70 [ 257.043527][ T1947] ? handle_pte_fault+0x3c7/0x700 [ 257.043532][ T1947] handle_pte_fault+0x3fc/0x700 [ 257.043535][ T1947] ? __lock_acquire+0x591/0x9d0 [ 257.043540][ T1947] ? __pfx_handle_pte_fault+0x10/0x10 [ 257.043545][ T1947] ? reacquire_held_locks+0xd1/0x200 [ 257.043551][ T1947] __handle_mm_fault+0x402/0x5e0 [ 257.043555][ T1947] ? __pfx___handle_mm_fault+0x10/0x10 [ 257.043558][ T1947] ? lock_vma_under_rcu+0x542/0x670 [ 257.043569][ T1947] ? __pfx_lock_vma_under_rcu+0x10/0x10 [ 257.043574][ T1947] handle_mm_fault+0x1ef/0x410 [ 257.043578][ T1947] ? __pfx_handle_mm_fault+0x10/0x10 [ 257.043582][ T1947] ? __rseq_handle_notify_resume+0x28a/0x3f0 [ 257.043586][ T1947] ? do_user_addr_fault+0x374/0xe30 [ 257.043594][ T1947] do_user_addr_fault+0x56f/0xe30 [ 257.043602][ T1947] exc_page_fault+0x5e/0xd0 [ 257.043609][ T1947] asm_exc_page_fault+0x26/0x30 [ 257.043613][ T1947] RIP: 0033:0x7f166b3b433c [ 257.043623][ T1947] Code: Unable to access opcode bytes at 0x7f166b3b4312. [ 257.043625][ T1947] RSP: 002b:00007ffd1beb9ce8 EFLAGS: 00010287 [ 257.043629][ T1947] RAX: 00000000000002a0 RBX: 00007f166b855840 RCX: 0000000000000020 [ 257.043631][ T1947] RDX: 0000564ecd6602b0 RSI: 00007f166b7a72a0 RDI: 00007f166b7a72a0 [ 257.043633][ T1947] RBP: 00007f166b7a72a0 R08: 000000000000001f R09: 000000000000000a [ 257.043635][ T1947] R10: 0000564ecd6bc778 R11: 0000000000000020 R12: 00007f165dbac4a0 [ 257.043636][ T1947] R13: 00007f165dbab5a0 R14: 0000000000000001 R15: 00007f165dbad550 [ 257.043647][ T1947] [ 257.043648][ T1947] Mem-Info: [ 257.058095][ T1947] active_anon:50 inactive_anon:4993 isolated_anon:0 [ 257.058095][ T1947] active_file:0 inactive_file:0 isolated_file:29 [ 257.058095][ T1947] unevictable:0 dirty:0 writeback:0 [ 257.058095][ T1947] slab_reclaimable:1530 slab_unreclaimable:157076 [ 257.058095][ T1947] mapped:12 shmem:1110 pagetables:422 [ 257.058095][ T1947] sec_pagetables:0 bounce:0 [ 257.058095][ T1947] kernel_misc_reclaimable:0 [ 257.058095][ T1947] free:1807 free_pcp:662 free_cma:0 [ 257.059494][ T1947] Node 0 active_anon:200kB inactive_anon:19972kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):116kB mapped:48kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:4128kB pagetables:1688kB sec_pagetables:0kB all_unreclaimable? yes [ 257.060431][ T1947] Node 0 DMA free:2964kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:160kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB [ 257.061344][ T1947] lowmem_reserve[]: 0 733 733 733 733 [ 257.061533][ T1947] Node 0 DMA32 free:3956kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:8192KB active_anon:200kB inactive_anon:19776kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1032188kB managed:751084kB mlocked:0kB bounce:0kB free_pcp:2920kB local_pcp:896kB free_cma:0kB [ 257.062438][ T1947] lowmem_reserve[]: 0 0 0 0 0 [ 257.062650][ T1947] Node 0 DMA: 7*4kB (UM) 13*8kB (UM) 9*16kB (UM) 4*32kB (UM) 4*64kB (M) 6*128kB (M) 2*256kB (M) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 2964kB [ 257.063347][ T1947] Node 0 DMA32: 486*4kB (ME) 256*8kB (UM) 10*16kB (M) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4152kB [ 257.063850][ T1947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 257.064242][ T1947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 257.064606][ T1947] 1135 total pagecache pages [ 257.064796][ T1947] 0 pages in swap cache [ 257.064961][ T1947] Free swap = 0kB [ 257.065122][ T1947] Total swap = 0kB [ 257.065279][ T1947] 262045 pages RAM [ 257.065482][ T1947] 0 pages HighMem/MovableOnly [ 257.065690][ T1947] 70434 pages reserved [ 257.065836][ T1947] Unreclaimable slab info: [ 257.066592][ T1947] Name Used Total [ 257.066849][ T1947] ip6-frags 0KB 7KB [ 257.067087][ T1947] fib6_node 3KB 16KB [ 257.067341][ T1947] ip6_dst_cache 7KB 39KB [ 257.067561][ T1947] PINGv6 0KB 31KB [ 257.067794][ T1947] RAWv6 31KB 62KB [ 257.068031][ T1947] UDPv6 0KB 30KB [ 257.068306][ T1947] tw_sock_TCPv6 0KB 7KB [ 257.068542][ T1947] request_sock_TCPv6 0KB 7KB [ 257.068777][ T1947] TCPv6 118KB 121KB [ 257.069014][ T1947] virtio_scsi_cmd 24KB 31KB [ 257.069265][ T1947] bio-120 5KB 7KB [ 257.069512][ T1947] bio-248 1KB 7KB [ 257.069782][ T1947] mqueue_inode_cache 1KB 31KB [ 257.070038][ T1947] fuse_request 37KB 53KB [ 257.070283][ T1947] posix_timers_cache 1KB 15KB [ 257.070542][ T1947] UNIX-STREAM 0KB 122KB [ 257.070796][ T1947] UNIX 6KB 30KB [ 257.071024][ T1947] ip4-frags 0KB 7KB [ 257.071275][ T1947] tcp_bind2_bucket 4KB 8KB [ 257.071513][ T1947] tcp_bind_bucket 4KB 8KB [ 257.071742][ T1947] inet_peer 0KB 7KB [ 257.071990][ T1947] ip_fib_trie 1KB 3KB [ 257.072237][ T1947] ip_fib_alias 1KB 7KB [ 257.072475][ T1947] rtable 1KB 31KB [ 257.072726][ T1947] PING 0KB 31KB [ 257.072980][ T1947] RAW 21KB 63KB [ 257.073233][ T1947] UDP 4KB 32KB [ 257.073462][ T1947] hugetlbfs_inode_cache 2KB 30KB [ 257.073698][ T1947] netfs_subrequest 37KB 39KB [ 257.073953][ T1947] netfs_request 93KB 95KB [ 257.074192][ T1947] bio-264 14KB 15KB [ 257.074469][ T1947] ep_head 0KB 16KB [ 257.074701][ T1947] eventpoll_pwq 1KB 15KB [ 257.074923][ T1947] eventpoll_epi 1KB 31KB [ 257.075163][ T1947] inotify_inode_mark 1KB 3KB [ 257.075444][ T1947] sgpool-128 8KB 30KB [ 257.075681][ T1947] sgpool-64 4KB 31KB [ 257.075953][ T1947] sgpool-32 2KB 31KB [ 257.076184][ T1947] sgpool-16 1KB 15KB [ 257.076419][ T1947] sgpool-8 0KB 7KB [ 257.076683][ T1947] request_queue 19KB 31KB [ 257.076910][ T1947] bio-184 0KB 7KB [ 257.077178][ T1947] biovec-max 166KB 183KB [ 257.077419][ T1947] dmaengine-unmap-2 0KB 4KB [ 257.077642][ T1947] skbuff_small_head 3347KB 3507KB [ 257.077887][ T1947] skbuff_fclone_cache 369KB 390KB [ 257.078104][ T1947] skbuff_head_cache 1458KB 1476KB [ 257.078368][ T1947] configfs_dir_cache 0KB 3KB [ 257.078620][ T1947] file_lock_cache 0KB 7KB [ 257.078871][ T1947] file_lock_ctx 1KB 7KB [ 257.079102][ T1947] fsnotify_mark_connector 1KB 3KB [ 257.079339][ T1947] proc_dir_entry 95KB 102KB [ 257.079660][ T1947] pde_opener 0KB 3KB [ 257.079898][ T1947] seq_file 0KB 30KB [ 257.080121][ T1947] sigqueue 0KB 7KB [ 257.080414][ T1947] shmem_inode_cache 1081KB 1104KB [ 257.080648][ T1947] kernfs_node_cache 3585KB 3764KB [ 257.080887][ T1947] mnt_cache 57KB 94KB [ 257.081169][ T1947] bfilp 100KB 141KB [ 257.081455][ T1947] filp 136KB 299KB [ 257.081751][ T1947] names_cache 140KB 245KB [ 257.081996][ T1947] net_namespace 6KB 30KB [ 257.082286][ T1947] key_jar 2KB 8KB [ 257.082551][ T1947] nsproxy 0KB 3KB [ 257.082855][ T1947] vma_lock 267KB 399KB [ 257.083116][ T1947] vm_area_struct 275KB 366KB [ 257.083391][ T1947] fs_cache 8KB 23KB [ 257.083615][ T1947] files_cache 23KB 63KB [ 257.083904][ T1947] signal_cache 163KB 243KB [ 257.084155][ T1947] sighand_cache 230KB 308KB [ 257.084407][ T1947] task_struct 1128KB 1233KB [ 257.084631][ T1947] cred 46KB 70KB [ 257.084863][ T1947] anon_vma_chain 144KB 192KB [ 257.085110][ T1947] anon_vma 142KB 204KB [ 257.085373][ T1947] pid 56KB 63KB [ 257.085639][ T1947] Acpi-Operand 137KB 166KB [ 257.085875][ T1947] Acpi-ParseExt 0KB 3KB [ 257.086132][ T1947] Acpi-Parse 0KB 11KB [ 257.086393][ T1947] Acpi-State 0KB 15KB [ 257.086635][ T1947] Acpi-Namespace 14KB 15KB [ 257.086887][ T1947] numa_policy 0KB 3KB [ 257.087115][ T1947] trace_event_file 325KB 328KB [ 257.087370][ T1947] ftrace_event_field 701KB 704KB [ 257.087606][ T1947] pool_workqueue 256KB 283KB [ 257.087892][ T1947] maple_node 330KB 866KB [ 257.088173][ T1947] mm_struct 53KB 126KB [ 257.088472][ T1947] vmap_area 143KB 146KB [ 257.088772][ T1947] debug_objects_cache 113297KB 113300KB [ 257.089050][ T1947] page->ptl 48KB 79KB [ 257.089343][ T1947] kmemleak_scan_area 33KB 47KB [ 257.089686][ T1947] kmemleak_object 419005KB 419296KB [ 257.090025][ T1947] kmalloc-8k 432KB 576KB [ 257.090326][ T1947] kmalloc-4k 25788KB 26568KB [ 257.090647][ T1947] kmalloc-2k 21804KB 21900KB [ 257.090923][ T1947] kmalloc-1k 1038KB 1380KB [ 257.091203][ T1947] kmalloc-512 1077KB 1701KB [ 257.091505][ T1947] kmalloc-256 420KB 850KB [ 257.091843][ T1947] kmalloc-128 159KB 299KB [ 257.092145][ T1947] kmalloc-64 476KB 620KB [ 257.092483][ T1947] kmalloc-32 443KB 964KB [ 257.092723][ T1947] kmalloc-16 266KB 269KB [ 257.092993][ T1947] kmalloc-8 206KB 287KB [ 257.093298][ T1947] kmalloc-192 291KB 441KB [ 257.093545][ T1947] kmalloc-96 1041KB 1140KB [ 257.093788][ T1947] kmem_cache_node 62KB 70KB [ 257.094104][ T1947] kmem_cache 75KB 78KB [ 257.094416][ T1947] Tasks state (memory values in pages): [ 257.094669][ T1947] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 257.095238][ T1947] [ 122] 0 122 7073 365 331 34 0 77824 0 0 systemd-udevd [ 257.095999][ T1947] [ 186] 0 186 3401 157 128 29 0 57344 0 0 bash [ 257.096930][ T1947] [ 1383] 0 1383 35681 862 800 62 0 118784 0 0 iperf3 [ 257.097497][ T1947] [ 1386] 0 1386 35681 818 800 18 0 131072 0 0 iperf3 [ 257.098082][ T1947] [ 1897] 0 1897 2600 123 96 27 0 57344 0 0 make [ 257.098614][ T1947] [ 1911] 0 1911 3335 32 32 0 0 53248 0 0 sh [ 257.099072][ T1947] [ 1912] 0 1912 2633 145 128 17 0 61440 0 0 make [ 257.099542][ T1947] [ 1917] 0 1917 3368 131 96 35 0 57344 0 0 sh [ 257.099994][ T1947] [ 1938] 0 1938 3368 125 106 19 0 49152 0 0 sh [ 257.100444][ T1947] [ 1939] 0 1939 3368 154 106 48 0 49152 0 0 sh [ 257.100890][ T1947] [ 1940] 0 1940 3368 122 106 16 0 49152 0 0 sh [ 257.101378][ T1947] [ 1941] 0 1941 3368 154 106 48 0 49152 0 0 sh [ 257.101874][ T1947] [ 1942] 0 1942 3368 150 106 44 0 49152 0 0 sh [ 257.102261][ T1947] [ 1943] 0 1943 3368 138 106 32 0 49152 0 0 sh [ 257.102826][ T1947] [ 1944] 0 1944 666 39 0 39 0 49152 0 0 timeout [ 257.103336][ T1947] [ 1945] 0 1945 2275 492 448 44 0 57344 0 0 perl [ 257.103761][ T1947] [ 1946] 0 1946 666 6 0 6 0 45056 0 0 timeout [ 257.104298][ T1947] [ 1947] 0 1947 56832 480 448 32 0 65536 0 0 python3 [ 257.104728][ T1947] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1383,uid=0 [ 257.105543][ T1947] Out of memory: Killed process 1383 (iperf3) total-vm:142724kB, anon-rss:3200kB, file-rss:248kB, shmem-rss:0kB, UID:0 pgtables:116kB oom_score_adj:0