[ 274.713538][ T1844] wc (1844) used greatest stack depth: 24216 bytes left [ 275.499379][ T1351] iperf3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0 [ 275.500051][ T1351] CPU: 2 UID: 0 PID: 1351 Comm: iperf3 Not tainted 6.14.0-rc7-virtme #1 [ 275.500057][ T1351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 275.500060][ T1351] Call Trace: [ 275.500063][ T1351] [ 275.500066][ T1351] dump_stack_lvl+0xb0/0xd0 [ 275.500079][ T1351] dump_header+0x101/0x7d0 [ 275.500094][ T1351] oom_kill_process+0x8b/0x1b0 [ 275.500101][ T1351] out_of_memory+0x228/0x760 [ 275.500107][ T1351] ? __pfx_out_of_memory+0x10/0x10 [ 275.500123][ T1351] __alloc_pages_may_oom+0x232/0x3c0 [ 275.500132][ T1351] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 275.500153][ T1351] __alloc_pages_slowpath.constprop.0+0x7dc/0x1490 [ 275.500167][ T1351] ? get_page_from_freelist+0x1e8/0xf70 [ 275.500171][ T1351] ? __pfx___alloc_pages_slowpath.constprop.0+0x10/0x10 [ 275.500190][ T1351] __alloc_frozen_pages_noprof+0x2f2/0x350 [ 275.500195][ T1351] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 275.500200][ T1351] ? __might_fault+0x11b/0x170 [ 275.500212][ T1351] ? trace_kmem_cache_alloc+0x2d/0xe0 [ 275.500216][ T1351] ? kmem_cache_alloc_node_noprof+0x154/0x360 [ 275.500220][ T1351] ? __create_object+0x5e/0xb0 [ 275.500235][ T1351] alloc_pages_mpol+0xc0/0x3a0 [ 275.500243][ T1351] ? __pfx_alloc_pages_mpol+0x10/0x10 [ 275.500248][ T1351] ? __alloc_skb+0x23d/0x2e0 [ 275.500262][ T1351] alloc_pages_noprof+0xf6/0x2d0 [ 275.500268][ T1351] skb_page_frag_refill+0x1d7/0x330 [ 275.500277][ T1351] sk_page_frag_refill+0x52/0x2b0 [ 275.500285][ T1351] tcp_sendmsg_locked+0xb38/0x3380 [ 275.500314][ T1351] ? __pfx_tcp_sendmsg_locked+0x10/0x10 [ 275.500320][ T1351] ? hlock_class+0x4e/0x130 [ 275.500327][ T1351] ? mark_lock+0x38/0x3e0 [ 275.500336][ T1351] ? mark_held_locks+0x9e/0xe0 [ 275.500348][ T1351] tcp_sendmsg+0x2c/0x50 [ 275.500354][ T1351] sock_write_iter+0x27b/0x520 [ 275.500361][ T1351] ? __pfx_sock_write_iter+0x10/0x10 [ 275.500380][ T1351] ? find_held_lock+0x2c/0x110 [ 275.500390][ T1351] vfs_write+0xbdb/0x11e0 [ 275.500398][ T1351] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 275.500405][ T1351] ? __pfx_vfs_write+0x10/0x10 [ 275.500414][ T1351] ? __fget_files+0x190/0x300 [ 275.500438][ T1351] ksys_write+0x18d/0x1d0 [ 275.500443][ T1351] ? __pfx_ksys_write+0x10/0x10 [ 275.500458][ T1351] do_syscall_64+0xc1/0x1d0 [ 275.500465][ T1351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 275.500471][ T1351] RIP: 0033:0x7f954a6efbaf [ 275.500482][ T1351] Code: Unable to access opcode bytes at 0x7f954a6efb85. [ 275.500484][ T1351] RSP: 002b:00007f95445c6cd0 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 275.500488][ T1351] RAX: ffffffffffffffda RBX: 0000000000020000 RCX: 00007f954a6efbaf [ 275.500490][ T1351] RDX: 0000000000020000 RSI: 00007f9549e53000 RDI: 000000000000001b [ 275.500492][ T1351] RBP: 00007f9549e53000 R08: 0000000000000002 R09: 00007ffc216bff2f [ 275.500494][ T1351] R10: 0000000000000008 R11: 0000000000000246 R12: 000000000000001b [ 275.500496][ T1351] R13: 0000000000020000 R14: 00007f95445c6d60 R15: 000055ecf09797b0 [ 275.500514][ T1351] [ 275.512149][ T1351] Mem-Info: [ 275.512598][ T1351] active_anon:46 inactive_anon:3836 isolated_anon:0 [ 275.512598][ T1351] active_file:33 inactive_file:37 isolated_file:27 [ 275.512598][ T1351] unevictable:0 dirty:0 writeback:0 [ 275.512598][ T1351] slab_reclaimable:1448 slab_unreclaimable:157302 [ 275.512598][ T1351] mapped:44 shmem:1110 pagetables:296 [ 275.512598][ T1351] sec_pagetables:0 bounce:0 [ 275.512598][ T1351] kernel_misc_reclaimable:0 [ 275.512598][ T1351] free:2164 free_pcp:122 free_cma:0 [ 275.514724][ T1351] Node 0 active_anon:184kB inactive_anon:15344kB active_file:132kB inactive_file:148kB unevictable:0kB isolated(anon):0kB isolated(file):108kB mapped:176kB dirty:0kB writeback:0kB shmem:4440kB writeback_tmp:0kB kernel_stack:3896kB pagetables:1184kB sec_pagetables:0kB all_unreclaimable? no [ 275.515779][ T1351] Node 0 DMA free:2972kB boost:0kB min:68kB low:84kB high:100kB reserved_highatomic:0KB active_anon:0kB inactive_anon:300kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 275.516805][ T1351] lowmem_reserve[]: 0 733 733 733 733 [ 275.517050][ T1351] Node 0 DMA32 free:5020kB boost:0kB min:3408kB low:4260kB high:5112kB reserved_highatomic:8192KB active_anon:184kB inactive_anon:15024kB active_file:236kB inactive_file:148kB unevictable:0kB writepending:0kB present:1032188kB managed:751136kB mlocked:0kB bounce:0kB free_pcp:1044kB local_pcp:432kB free_cma:0kB [ 275.518057][ T1351] lowmem_reserve[]: 0 0 0 0 0 [ 275.518299][ T1351] Node 0 DMA: 2*4kB (M) 9*8kB (UM) 7*16kB (UM) 3*32kB (UM) 6*64kB (UM) 4*128kB (UM) 3*256kB (UM) 2*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 2976kB [ 275.518909][ T1351] Node 0 DMA32: 216*4kB (UME) 75*8kB (UME) 128*16kB (UME) 42*32kB (ME) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4856kB [ 275.519449][ T1351] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 275.519827][ T1351] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 275.520161][ T1351] 1151 total pagecache pages [ 275.520362][ T1351] 0 pages in swap cache [ 275.520532][ T1351] Free swap = 0kB [ 275.520708][ T1351] Total swap = 0kB [ 275.520862][ T1351] 262045 pages RAM [ 275.521061][ T1351] 0 pages HighMem/MovableOnly [ 275.521314][ T1351] 70421 pages reserved [ 275.521474][ T1351] Unreclaimable slab info: [ 275.522260][ T1351] Name Used Total [ 275.522559][ T1351] ip6-frags 0KB 7KB [ 275.522824][ T1351] fib6_node 3KB 16KB [ 275.523071][ T1351] ip6_dst_cache 6KB 31KB [ 275.523428][ T1351] PINGv6 0KB 31KB [ 275.523729][ T1351] RAWv6 31KB 62KB [ 275.524133][ T1351] UDPv6 0KB 30KB [ 275.524393][ T1351] tw_sock_TCPv6 0KB 7KB [ 275.524688][ T1351] request_sock_TCPv6 0KB 7KB [ 275.524950][ T1351] TCPv6 120KB 123KB [ 275.525214][ T1351] virtio_scsi_cmd 24KB 31KB [ 275.525469][ T1351] bio-120 5KB 7KB [ 275.525764][ T1351] bio-248 1KB 7KB [ 275.526034][ T1351] mqueue_inode_cache 1KB 31KB [ 275.526284][ T1351] fuse_request 67KB 84KB [ 275.526524][ T1351] posix_timers_cache 0KB 15KB [ 275.526780][ T1351] UNIX-STREAM 0KB 122KB [ 275.527031][ T1351] UNIX 6KB 30KB [ 275.527452][ T1351] ip4-frags 0KB 7KB [ 275.527763][ T1351] tcp_bind2_bucket 4KB 8KB [ 275.528075][ T1351] tcp_bind_bucket 4KB 8KB [ 275.528342][ T1351] inet_peer 0KB 7KB [ 275.528579][ T1351] ip_fib_trie 1KB 3KB [ 275.528815][ T1351] ip_fib_alias 1KB 7KB [ 275.529103][ T1351] rtable 2KB 39KB [ 275.529366][ T1351] PING 0KB 31KB [ 275.529691][ T1351] RAW 21KB 63KB [ 275.529994][ T1351] UDP 4KB 32KB [ 275.530287][ T1351] hugetlbfs_inode_cache 2KB 30KB [ 275.530551][ T1351] netfs_subrequest 37KB 39KB [ 275.530810][ T1351] netfs_request 93KB 95KB [ 275.531509][ T1351] bio-240 14KB 15KB [ 275.531773][ T1351] ep_head 0KB 16KB [ 275.532029][ T1351] eventpoll_pwq 1KB 15KB [ 275.532305][ T1351] eventpoll_epi 1KB 31KB [ 275.532563][ T1351] inotify_inode_mark 1KB 3KB [ 275.532834][ T1351] sgpool-128 8KB 30KB [ 275.533130][ T1351] sgpool-64 4KB 31KB [ 275.533386][ T1351] sgpool-32 2KB 31KB [ 275.533655][ T1351] sgpool-16 1KB 15KB [ 275.533909][ T1351] sgpool-8 0KB 7KB [ 275.534179][ T1351] request_queue 18KB 29KB [ 275.534496][ T1351] bio-184 0KB 7KB [ 275.534792][ T1351] biovec-max 166KB 183KB [ 275.535068][ T1351] dmaengine-unmap-2 0KB 4KB [ 275.535379][ T1351] skbuff_small_head 2456KB 3479KB [ 275.535657][ T1351] skbuff_fclone_cache 444KB 546KB [ 275.535945][ T1351] skbuff_head_cache 1134KB 1409KB [ 275.536217][ T1351] configfs_dir_cache 0KB 3KB [ 275.536517][ T1351] file_lock_cache 0KB 7KB [ 275.536793][ T1351] file_lock_ctx 1KB 7KB [ 275.537065][ T1351] fsnotify_mark_connector 1KB 3KB [ 275.537359][ T1351] proc_dir_entry 95KB 102KB [ 275.537637][ T1351] pde_opener 0KB 3KB [ 275.537909][ T1351] seq_file 0KB 30KB [ 275.538240][ T1351] sigqueue 0KB 11KB [ 275.538505][ T1351] shmem_inode_cache 1081KB 1104KB [ 275.538772][ T1351] kernfs_node_cache 3585KB 3764KB [ 275.539037][ T1351] mnt_cache 51KB 72KB [ 275.539322][ T1351] bfilp 78KB 157KB [ 275.539586][ T1351] filp 124KB 267KB [ 275.539846][ T1351] names_cache 288KB 459KB [ 275.540223][ T1351] net_namespace 6KB 30KB [ 275.540492][ T1351] key_jar 2KB 8KB [ 275.540767][ T1351] nsproxy 0KB 3KB [ 275.541043][ T1351] vma_lock 229KB 455KB [ 275.541436][ T1351] vm_area_struct 236KB 478KB [ 275.541717][ T1351] fs_cache 6KB 23KB [ 275.542013][ T1351] files_cache 18KB 63KB [ 275.542261][ T1351] signal_cache 162KB 243KB [ 275.542533][ T1351] sighand_cache 228KB 308KB [ 275.542785][ T1351] task_struct 1120KB 1120KB [ 275.543037][ T1351] cred 45KB 70KB [ 275.543334][ T1351] anon_vma_chain 104KB 153KB [ 275.543630][ T1351] anon_vma 143KB 220KB [ 275.543881][ T1351] pid 55KB 63KB [ 275.544153][ T1351] Acpi-Operand 137KB 166KB [ 275.544408][ T1351] Acpi-ParseExt 0KB 3KB [ 275.544686][ T1351] Acpi-Parse 0KB 11KB [ 275.544978][ T1351] Acpi-State 0KB 15KB [ 275.545279][ T1351] Acpi-Namespace 14KB 15KB [ 275.545643][ T1351] numa_policy 0KB 3KB [ 275.545941][ T1351] trace_event_file 324KB 328KB [ 275.546291][ T1351] ftrace_event_field 700KB 700KB [ 275.546636][ T1351] pool_workqueue 256KB 283KB [ 275.546949][ T1351] maple_node 257KB 756KB [ 275.547265][ T1351] mm_struct 41KB 126KB [ 275.547579][ T1351] vmap_area 94KB 130KB [ 275.547910][ T1351] debug_objects_cache 114133KB 114134KB [ 275.548241][ T1351] page->ptl 48KB 67KB [ 275.548568][ T1351] kmemleak_scan_area 22KB 51KB [ 275.548966][ T1351] kmemleak_object 420981KB 421479KB [ 275.549340][ T1351] kmalloc-8k 432KB 552KB [ 275.549711][ T1351] kmalloc-4k 25764KB 26112KB [ 275.550037][ T1351] kmalloc-2k 17310KB 19824KB [ 275.550382][ T1351] kmalloc-1k 1128KB 1320KB [ 275.550754][ T1351] kmalloc-512 1074KB 1606KB [ 275.551047][ T1351] kmalloc-256 408KB 866KB [ 275.551335][ T1351] kmalloc-128 145KB 307KB [ 275.551690][ T1351] kmalloc-64 456KB 624KB [ 275.552076][ T1351] kmalloc-32 415KB 972KB [ 275.552729][ T1351] kmalloc-16 262KB 265KB [ 275.553443][ T1351] kmalloc-8 205KB 279KB [ 275.554066][ T1351] kmalloc-192 271KB 433KB [ 275.554613][ T1351] kmalloc-96 1039KB 1132KB [ 275.554927][ T1351] kmem_cache_node 62KB 70KB [ 275.555258][ T1351] kmem_cache 75KB 78KB [ 275.555525][ T1351] Tasks state (memory values in pages): [ 275.555742][ T1351] [ pid ] uid tgid total_vm rss rss_anon rss_file rss_shmem pgtables_bytes swapents oom_score_adj name [ 275.556208][ T1351] [ 124] 0 124 7104 435 363 72 0 69632 0 0 systemd-udevd [ 275.557423][ T1351] [ 185] 0 185 3399 186 128 58 0 57344 0 0 bash [ 275.557952][ T1351] [ 1329] 0 1329 35646 800 800 0 0 126976 0 0 iperf3 [ 275.558505][ T1351] [ 1332] 0 1332 35646 800 800 0 0 131072 0 0 iperf3 [ 275.559078][ T1351] [ 1828] 0 1828 2598 96 96 0 0 57344 0 0 make [ 275.559650][ T1351] [ 1838] 0 1838 3333 39 32 7 0 57344 0 0 sh [ 275.560147][ T1351] [ 1839] 0 1839 2606 103 96 7 0 61440 0 0 make [ 275.560709][ T1351] [ 1840] 0 1840 3366 123 96 27 0 61440 0 0 sh [ 275.561251][ T1351] [ 1847] 0 1847 3366 113 102 11 0 57344 0 0 sh [ 275.561713][ T1351] [ 1848] 0 1848 3366 102 102 0 0 53248 0 0 sh [ 275.562246][ T1351] [ 1849] 0 1849 3366 137 102 35 0 57344 0 0 sh [ 275.562770][ T1351] oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=iperf3,pid=1332,uid=0 [ 275.563811][ T1351] Out of memory: Killed process 1332 (iperf3) total-vm:142584kB, anon-rss:3200kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:0 [ 275.565478][ T1334] iperf3 (1334) used greatest stack depth: 24176 bytes left [ 275.566041][ T1342] iperf3 (1342) used greatest stack depth: 23840 bytes left [ 275.746439][ T1340] iperf3 (1340) used greatest stack depth: 23640 bytes left