[ 229.248476][ T1249] iperf3 invoked oom-killer: gfp_mask=0xc2cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_COMP|__GFP_NOMEMALLOC), order=0, oom_score_adj=0 [ 229.249803][ T1249] CPU: 2 UID: 0 PID: 1249 Comm: iperf3 Not tainted 6.14.0-rc7-virtme #1 [ 229.249810][ T1249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 229.249814][ T1249] Call Trace: [ 229.249818][ T1249] [ 229.249821][ T1249] dump_stack_lvl+0xb0/0xd0 [ 229.249856][ T1249] dump_header+0x101/0x7d0 [ 229.249882][ T1249] oom_kill_process+0x8b/0x1b0 [ 229.249888][ T1249] out_of_memory+0x228/0x760 [ 229.249893][ T1249] ? __pfx_out_of_memory+0x10/0x10 [ 229.249907][ T1249] __alloc_pages_may_oom+0x232/0x3c0 [ 229.249919][ T1249] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 229.249938][ T1249] __alloc_pages_slowpath.constprop.0+0x7dc/0x1490 [ 229.249950][ T1249] ? get_page_from_freelist+0x1e8/0xf70 [ 229.249954][ T1249] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 229.249970][ T1249] __alloc_frozen_pages_noprof+0x2f2/0x350 [ 229.249976][ T1249] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 229.249981][ T1249] ? is_bpf_text_address+0x67/0x120 [ 229.249994][ T1249] ? __pfx_validate_chain+0x10/0x10 [ 229.250010][ T1249] ? hlock_class+0x4e/0x130 [ 229.250015][ T1249] ? mark_lock+0x38/0x3e0 [ 229.250017][ T1249] ? mark_lock+0x38/0x3e0 [ 229.250024][ T1249] alloc_pages_mpol+0xc0/0x3a0 [ 229.250036][ T1249] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 229.250049][ T1249] allocate_slab+0x225/0x2e0 [ 229.250059][ T1249] ___slab_alloc+0x6ef/0xee0 [ 229.250064][ T1249] ? __lock_release+0x103/0x460 [ 229.250067][ T1249] ? kmalloc_reserve+0x13e/0x240 [ 229.250081][ T1249] ? ___slab_alloc+0x31/0xee0 [ 229.250098][ T1249] ? kmem_cache_alloc_node_noprof+0x1ca/0x360 [ 229.250102][ T1249] kmem_cache_alloc_node_noprof+0x1ca/0x360 [ 229.250105][ T1249] ? __create_object+0x5e/0xb0 [ 229.250114][ T1249] ? kmalloc_reserve+0x13e/0x240 [ 229.250121][ T1249] kmalloc_reserve+0x13e/0x240 [ 229.250123][ T1249] ? ip6_mtu+0x160/0x2c0 [ 229.250141][ T1249] __alloc_skb+0x111/0x2e0 [ 229.250148][ T1249] ? __pfx___alloc_skb+0x10/0x10 [ 229.250153][ T1249] ? skb_copy_datagram_from_iter+0x542/0x6f0 [ 229.250160][ T1249] ? __pfx_woken_wake_function+0x10/0x10 [ 229.250171][ T1249] tcp_stream_alloc_skb+0x30/0x510 [ 229.250187][ T1249] tcp_sendmsg_locked+0x9e7/0x3380 [ 229.250211][ T1249] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 229.250216][ T1249] ? hlock_class+0x4e/0x130 [ 229.250220][ T1249] ? mark_lock+0x38/0x3e0 [ 229.250227][ T1249] ? mark_held_locks+0x9e/0xe0 [ 229.250239][ T1249] tcp_sendmsg+0x2c/0x50 [ 229.250243][ T1249] sock_write_iter+0x27b/0x520 [ 229.250251][ T1249] ? __pfx_sock_write_iter+0x10/0x10 [ 229.250268][ T1249] ? find_held_lock+0x2c/0x110 [ 229.250277][ T1249] vfs_write+0xbdb/0x11e0 [ 229.250288][ T1249] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 229.250294][ T1249] ? __pfx_vfs_write+0x10/0x10 [ 229.250302][ T1249] ? __fget_files+0x190/0x300 [ 229.250334][ T1249] ksys_write+0x18d/0x1d0 [ 229.250339][ T1249] ? __pfx_ksys_write+0x10/0x10 [ 229.250353][ T1249] do_syscall_64+0xc1/0x1d0 [ 229.250364][ T1249] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 229.250377][ T1249] RIP: 0033:0x7f74de9cebaf [ 229.250390][ T1249] Code: Unable to access opcode bytes at 0x7f74de9ceb85. [ 229.250394][ T1249] RSP: 002b:00007f74db8abcd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 229.250400][ T1249] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f74de9cebaf [ 229.250402][ T1249] RDX: 0000000000020000 RSI: 00007f74de1f2000 RDI: 000000000000000f [ 229.250404][ T1249] RBP: 00007f74de1f2000 R08: 0000000000000002 R09: 00007fff452d9bbf [ 229.250406][ T1249] R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000000f [ 229.250408][ T1249] R13: 0000000000020000 R14: 00007f74db8abd60 R15: 0000555b6ff25790 [ 229.250425][ T1249] [ 229.250426][ T1249] Mem-Info: [ 229.264536][ T1249] active_anon:50 inactive_anon:6814 isolated_anon:0 [ 229.264536][ T1249] active_file:0 inactive_file:10 isolated_file:0 [ 229.264536][ T1249] unevictable:0 dirty:0 writeback:0 [ 229.264536][ T1249] slab_reclaimable:1510 slab_unreclaimable:158921 [ 229.264536][ T1249] mapped:1 shmem:1111 pagetables:407 [ 229.264536][ T1249] sec_pagetables:0 bounce:0 [ 229.264536][ T1249] kernel_misc_reclaimable:0 [ 229.264536][ T1249] free:1715 free_pcp:546 free_cma:0 [ 229.266111][ T1249] Node 0 active_anon:200kB inactive_anon:27256kB active_file:0kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:4kB dirty:0kB writeback:0kB shmem:4444kB writeback_tmp:0kB kernel_stack:4224kB pagetables:1628kB sec_pagetables:0kB all_unreclaimable? yes [ 229.267080][ T1249] Node 0 DMA free:2960kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:4kB inactive_anon:1168kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:36kB local_pcp:12kB free_cma:0kB [ 229.268036][ T1249] lowmem_reserve[]: 0 733 733 733 733 [ 229.268260][ T1249] Node 0 DMA32 free:3900kB boost:7668kB min:11076kB low:11928kB high:12780kB reserved_highatomic:8192KB active_anon:196kB inactive_anon:26088kB active_file:0kB inactive_file:40kB unevictable:0kB writepending:0kB present:1032188kB managed:751136kB mlocked:0kB bounce:0kB free_pcp:2128kB local_pcp:268kB free_cma:0kB [ 229.269309][ T1249] lowmem_reserve[]: 0 0 0 0 0 [ 229.269524][ T1249] Node 0 DMA: 34*4kB (UME) 23*8kB (M) 7*16kB (UME) 5*32kB (UME) 5*64kB (UE) 2*128kB (ME) 3*256kB (ME) 0*512kB 1*1024kB (E) 0*2048kB 0*4096kB = 2960kB [ 229.270150][ T1249] Node 0 DMA32: 962*4kB (M) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3848kB [ 229.270652][ T1249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 229.271046][ T1249] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 229.271391][ T1249] 1111 total pagecache pages [ 229.271616][ T1249] 0 pages in swap cache [ 229.271823][ T1249] Free swap = 0kB [ 229.271996][ T1249] Total swap = 0kB [ 229.272168][ T1249] 262045 pages RAM [ 229.272349][ T1249] 0 pages HighMem/MovableOnly [ 229.272599][ T1249] 70421 pages reserved [ 229.272784][ T1249] Unreclaimable slab info: [ 229.273135][ T1249] Name Used Total [ 229.273431][ T1249] ip6-frags 0KB 7KB [ 229.273887][ T1249] fib6_node 3KB 16KB [ 229.274168][ T1249] ip6_dst_cache 5KB 31KB [ 229.274463][ T1249] PINGv6 0KB 31KB [ 229.274756][ T1249] RAWv6 31KB 62KB [ 229.275026][ T1249] UDPv6 0KB 30KB [ 229.275339][ T1249] tw_sock_TCPv6 0KB 7KB [ 229.275621][ T1249] request_sock_TCPv6 0KB 7KB [ 229.275912][ T1249] TCPv6 120KB 123KB [ 229.276179][ T1249] virtio_scsi_cmd 24KB 31KB [ 229.276457][ T1249] bio-120 5KB 7KB [ 229.276770][ T1249] bio-248 1KB 7KB [ 229.277069][ T1249] mqueue_inode_cache 1KB 31KB [ 229.277346][ T1249] fuse_request 22KB 30KB [ 229.277660][ T1249] posix_timers_cache 1KB 15KB [ 229.277940][ T1249] UNIX-STREAM 0KB 122KB [ 229.278241][ T1249] UNIX 6KB 30KB [ 229.278520][ T1249] ip4-frags 0KB 7KB [ 229.278810][ T1249] tcp_bind2_bucket 4KB 8KB [ 229.279088][ T1249] tcp_bind_bucket 4KB 8KB [ 229.279356][ T1249] inet_peer 0KB 7KB [ 229.279648][ T1249] ip_fib_trie 1KB 3KB [ 229.279919][ T1249] ip_fib_alias 1KB 7KB [ 229.280185][ T1249] rtable 2KB 47KB [ 229.280476][ T1249] PING 0KB 31KB [ 229.280755][ T1249] RAW 21KB 63KB [ 229.281019][ T1249] UDP 4KB 32KB [ 229.281295][ T1249] hugetlbfs_inode_cache 2KB 30KB [ 229.281586][ T1249] netfs_subrequest 37KB 39KB [ 229.281895][ T1249] netfs_request 93KB 95KB [ 229.282194][ T1249] bio-240 14KB 15KB [ 229.282474][ T1249] ep_head 0KB 16KB [ 229.282825][ T1249] eventpoll_pwq 1KB 15KB [ 229.283112][ T1249] eventpoll_epi 1KB 31KB [ 229.283416][ T1249] inotify_inode_mark 1KB 3KB [ 229.283695][ T1249] sgpool-128 8KB 30KB [ 229.283980][ T1249] sgpool-64 4KB 31KB [ 229.284252][ T1249] sgpool-32 2KB 31KB [ 229.284528][ T1249] sgpool-16 1KB 15KB [ 229.284829][ T1249] sgpool-8 0KB 7KB [ 229.285118][ T1249] request_queue 18KB 29KB [ 229.285382][ T1249] bio-184 0KB 7KB [ 229.285672][ T1249] biovec-max 166KB 183KB [ 229.285959][ T1249] dmaengine-unmap-2 0KB 4KB [ 229.286227][ T1249] skbuff_small_head 3500KB 3500KB [ 229.286515][ T1249] skbuff_fclone_cache 261KB 312KB [ 229.286781][ T1249] skbuff_head_cache 1914KB 1921KB [ 229.287057][ T1249] file_lock_cache 0KB 7KB [ 229.287320][ T1249] file_lock_ctx 1KB 7KB [ 229.287620][ T1249] fsnotify_mark_connector 1KB 3KB [ 229.287902][ T1249] proc_dir_entry 95KB 102KB [ 229.288169][ T1249] pde_opener 0KB 3KB [ 229.288433][ T1249] seq_file 0KB 30KB [ 229.288725][ T1249] sigqueue 0KB 11KB [ 229.288990][ T1249] shmem_inode_cache 1082KB 1104KB [ 229.290119][ T1249] kernfs_node_cache 3554KB 3764KB [ 229.290398][ T1249] mnt_cache 50KB 80KB [ 229.290678][ T1249] bfilp 104KB 157KB [ 229.290961][ T1249] filp 87KB 236KB [ 229.291226][ T1249] names_cache 0KB 153KB [ 229.291527][ T1249] net_namespace 6KB 30KB [ 229.291809][ T1249] key_jar 2KB 8KB [ 229.292091][ T1249] nsproxy 0KB 3KB [ 229.292367][ T1249] vma_lock 302KB 367KB [ 229.292653][ T1249] vm_area_struct 311KB 374KB [ 229.292917][ T1249] fs_cache 8KB 23KB [ 229.293187][ T1249] files_cache 24KB 63KB [ 229.293455][ T1249] signal_cache 168KB 243KB [ 229.293765][ T1249] sighand_cache 237KB 308KB [ 229.294030][ T1249] task_struct 1146KB 1224KB [ 229.294295][ T1249] cred 47KB 70KB [ 229.294606][ T1249] anon_vma_chain 157KB 189KB [ 229.294875][ T1249] anon_vma 171KB 181KB [ 229.295152][ T1249] pid 57KB 63KB [ 229.295427][ T1249] Acpi-Operand 137KB 166KB [ 229.295705][ T1249] Acpi-ParseExt 0KB 3KB [ 229.296013][ T1249] Acpi-Parse 0KB 11KB [ 229.296303][ T1249] Acpi-State 0KB 15KB [ 229.296595][ T1249] Acpi-Namespace 14KB 15KB [ 229.296884][ T1249] numa_policy 0KB 3KB [ 229.297194][ T1249] trace_event_file 324KB 328KB [ 229.297523][ T1249] ftrace_event_field 700KB 700KB [ 229.297792][ T1249] pool_workqueue 256KB 283KB [ 229.298060][ T1249] maple_node 243KB 819KB [ 229.298363][ T1249] mm_struct 51KB 126KB [ 229.298677][ T1249] vmap_area 347KB 347KB [ 229.298981][ T1249] debug_objects_cache 113649KB 113652KB [ 229.299257][ T1249] page->ptl 46KB 75KB [ 229.299575][ T1249] kmemleak_scan_area 80KB 83KB [ 229.299865][ T1249] kmemleak_object 420101KB 420104KB [ 229.300150][ T1249] kmalloc-8k 432KB 552KB [ 229.300423][ T1249] kmalloc-4k 25740KB 26472KB [ 229.300726][ T1249] kmalloc-2k 26682KB 26682KB [ 229.301004][ T1249] kmalloc-1k 1032KB 1500KB [ 229.301287][ T1249] kmalloc-512 1023KB 1543KB [ 229.301568][ T1249] kmalloc-256 432KB 913KB [ 229.301850][ T1249] kmalloc-128 149KB 322KB [ 229.302141][ T1249] kmalloc-64 455KB 612KB [ 229.302433][ T1249] kmalloc-32 405KB 976KB [ 229.302739][ T1249] kmalloc-16 250KB 253KB [ 229.303020][ T1249] kmalloc-8 202KB 279KB [ 229.303305][ T1249] kmalloc-192 288KB 441KB [ 229.303619][ T1249] kmalloc-96 1038KB 1132KB [ 229.303896][ T1249] kmem_cache_node 62KB 70KB [ 229.304163][ T1249] kmem_cache 75KB 78KB [ 229.304455][ T1249] Tasks state (memory values in pages): [ 229.304696][ T1249] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 229.305174][ T1249] [ 121] 0 121 7104 370 330 40 0 77824 0 0 systemd-udevd [ 229.305905][ T1249] [ 186] 0 186 3399 200 128 72 0 57344 0 0 bash [ 229.306399][ T1249] [ 1223] 0 1223 35646 803 768 35 0 122880 0 0 iperf3 [ 229.306891][ T1249] [ 1226] 0 1226 35646 804 768 36 0 122880 0 0 iperf3 [ 229.307375][ T1249] [ 1781] 0 1781 2598 129 96 33 0 61440 0 0 make [ 229.307858][ T1249] [ 1791] 0 1791 3333 49 32 17 0 53248 0 0 sh [ 229.308281][ T1249] [ 1792] 0 1792 2606 115 96 19 0 65536 0 0 make [ 229.308770][ T1249] [ 1793] 0 1793 3366 138 96 42 0 49152 0 0 sh [ 229.309199][ T1249] [ 1814] 0 1814 3366 172 106 66 0 40960 0 0 sh [ 229.309656][ T1249] [ 1815] 0 1815 3366 158 106 52 0 40960 0 0 sh [ 229.310068][ T1249] [ 1816] 0 1816 3366 172 106 66 0 40960 0 0 sh [ 229.310523][ T1249] [ 1817] 0 1817 3366 183 106 77 0 40960 0 0 sh [ 229.310963][ T1249] [ 1818] 0 1818 3366 155 106 49 0 40960 0 0 sh [ 229.311377][ T1249] [ 1819] 0 1819 3366 167 106 61 0 40960 0 0 sh [ 229.311824][ T1249] [ 1820] 0 1820 664 0 0 0 0 45056 0 0 timeout [ 229.312325][ T1249] [ 1821] 0 1821 2273 470 448 22 0 57344 0 0 perl [ 229.312806][ T1249] [ 1822] 0 1822 664 0 0 0 0 49152 0 0 timeout [ 229.313295][ T1249] [ 1823] 0 1823 60020 2273 2240 33 0 86016 0 0 python3 [ 229.313793][ T1249] [ 1824] 0 1824 58006 80 32 48 0 57344 0 0 sh [ 229.314202][ T1249] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=python3,pid=1823,uid=0 [ 229.314819][ T1249] Out of memory: Killed process 1823 (python3) total-vm:240080kB, anon-rss:8960kB, file-rss:132kB, shmem-rss:0kB, UID:0 pgtables:84kB oom_score_adj:0