kmem_cache 178KB 180KB Out of memory: Kill process 10939 (syz-executor.4) score 1002 or sacrifice child Killed process 10939 (syz-executor.4) total-vm:60644kB, anon-rss:2476kB, file-rss:14340kB, shmem-rss:32kB INFO: task syz-executor.4:14489 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26784 14489 13358 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 vti_init_net+0x2a/0x370 net/ipv4/ip_vti.c:520 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:14559 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26640 14559 12908 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 systemd invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 systemd cpuset=/ mems_allowed=0-1 CPU: 1 PID: 1 Comm: systemd Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 dump_header+0x15d/0xc3f mm/oom_kill.c:443 oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 out_of_memory mm/oom_kill.c:1132 [inline] out_of_memory+0x34d/0x1390 mm/oom_kill.c:1064 __alloc_pages_may_oom mm/page_alloc.c:3553 [inline] __alloc_pages_slowpath mm/page_alloc.c:4255 [inline] __alloc_pages_nodemask+0x23a2/0x2890 mm/page_alloc.c:4419 __alloc_pages include/linux/gfp.h:496 [inline] __alloc_pages_node include/linux/gfp.h:509 [inline] kmem_getpages mm/slab.c:1412 [inline] cache_grow_begin+0xa4/0x8a0 mm/slab.c:2682 fallback_alloc+0x213/0x2e0 mm/slab.c:3224 __do_cache_alloc mm/slab.c:3361 [inline] slab_alloc mm/slab.c:3389 [inline] kmem_cache_alloc+0x1e4/0x370 mm/slab.c:3557 getname_flags+0xce/0x590 fs/namei.c:140 user_path_at_empty+0x2a/0x50 fs/namei.c:2609 user_path_at include/linux/namei.h:57 [inline] vfs_statx+0x113/0x210 fs/stat.c:185 vfs_fstatat include/linux/fs.h:3143 [inline] __do_sys_newfstatat fs/stat.c:364 [inline] __se_sys_newfstatat+0x9e/0x120 fs/stat.c:358 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe ops_init+0xb3/0x410 net/core/net_namespace.c:129 RIP: 0033:0x7fe012d2f44b Code: Bad RIP value. RSP: 002b:00007ffeb5b2ad48 EFLAGS: 00000246 ORIG_RAX: 0000000000000106 RAX: ffffffffffffffda RBX: 0000563e20774541 RCX: 00007fe012d2f44b RDX: 00007ffeb5b2ad50 RSI: 00007ffeb5b2ae10 RDI: ffffffffffffff9c RBP: 0000000000000100 R08: 0000000000000100 R09: 0000563e2077eba5 R10: 0000000000000100 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe01446ee39 R14: 0000563e215fee50 R15: 0000000000000000 Mem-Info: active_anon:181254 inactive_anon:6832 isolated_anon:0 active_file:33 inactive_file:87 isolated_file:0 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:56854 slab_unreclaimable:1226499 mapped:21930 shmem:7331 pagetables:60114 bounce:0 free:28981 free_pcp:350 free_cma:0 Node 0 active_anon:718584kB inactive_anon:27188kB active_file:200kB inactive_file:508kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:73164kB dirty:0kB writeback:0kB shmem:29172kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no IPVS: ftp: loaded support on port[0] = 21 Node 1 active_anon:6432kB inactive_anon:140kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14456kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 Node 0 DMA free:10840kB min:204kB low:252kB high:300kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:160kB pagetables:248kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 IPVS: ftp: loaded support on port[0] = 21 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:51208kB min:35996kB low:44992kB high:53988kB active_anon:718572kB inactive_anon:27188kB active_file:480kB inactive_file:484kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:31232kB pagetables:68012kB bounce:0kB free_pcp:832kB local_pcp:544kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:53816kB min:53876kB low:67344kB high:80812kB active_anon:6432kB inactive_anon:140kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:102240kB pagetables:172196kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 2*4kB (ME) 2*8kB (U) 2*16kB (ME) 3*32kB (UME) 3*64kB (UME) 2*128kB (UM) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 10840kB Node 0 DMA32: 135*4kB (UME) 989*8kB (UME) 1024*16kB (UME) 406*32kB (UME) 5*64kB (UE) 4*128kB (UE) 1*256kB (U) 2*512kB (UE) 1*1024kB (E) 5*2048kB (M) 0*4096kB = 51204kB do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:15120 blocked for more than 140 seconds. Node 1 Normal: 1164*4kB (UME) 151*8kB (UME) 71*16kB (UME) 21*32kB (UME) 15*64kB (UM) 9*128kB (ME) 8*256kB (UME) 2*512kB (ME) 4*1024kB (ME) 0*2048kB 9*4096kB (M) = 53816kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 7410 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 369649 pages reserved 0 pages cma reserved Unreclaimable slab info: Name Used Total pid_3 371KB 374KB pid_2 6KB 84KB batadv_tl_cache 3KB 8KB TIPC 2971KB 2977KB SCTPv6 8140KB 8148KB DCCPv6 9850KB 9855KB DCCP 9357KB 9362KB RXRPC 3215KB 3217KB rxrpc_call_jar 22267KB 22270KB bridge_fdb_cache 7KB 15KB fib6_nodes 166KB 172KB ip6_dst_cache 205KB 435KB RAWv6 39953KB 39953KB UDPv6 3731KB 3731KB TCPv6 6045KB 6048KB nf_conntrack 4KB 18KB t10_alua_lu_gp_cache 0KB 3KB sd_ext_cdb 0KB 7KB scsi_sense_cache 1056KB 1064KB virtio_scsi_cmd 16KB 16KB sgpool-128 8KB 8KB sgpool-64 4KB 12KB sgpool-32 2KB 15KB sgpool-16 1KB 7KB sgpool-8 0KB 7KB mqueue_inode_cache 10KB 22KB bio_post_read_ctx 14KB 15KB bio-2 14KB 15KB jfs_mp 7KB 7KB cifs_small_rq 15KB 16KB cifs_request 67KB 67KB cifs_mpx_ids 0KB 7KB nfs_commit_data 3KB 14KB nfs_write_data 34KB 44KB ext4_system_zone 1KB 7KB kioctx 2KB 14KB bio-1 1KB 7KB pid_namespace 3KB 11KB kvm_vcpu 71KB 71KB kvm_mmu_page_header 18KB 27KB pte_list_desc 3KB 11KB rpc_buffers 17KB 25KB rpc_tasks 2KB 7KB UNIX 90KB 108KB tcp_bind_bucket 247KB 256KB inet_peer_cache 0KB 4KB ip_fib_trie 23KB 27KB ip_fib_alias 110KB 118KB ip_dst_cache 10KB 44KB RAW 23692KB 23692KB UDP 6685KB 6689KB TCP 67KB 73KB hugetlbfs_inode_cache 3KB 15KB fscache_cookie_jar 1KB 7KB eventpoll_pwq 11KB 43KB eventpoll_epi 21KB 51KB inotify_inode_mark 6KB 19KB request_queue 199KB 199KB blkdev_requests 1KB 3KB blkdev_ioc 34KB 34KB bio-0 11155KB 11156KB biovec-max 2623KB 2623KB biovec-64 5370KB 5370KB biovec-16 2553KB 2553KB bio_integrity_payload 1KB 8KB khugepaged_mm_slot 218KB 225KB user_namespace 2KB 7KB uid_cache 0KB 4KB dmaengine-unmap-2 0KB 3KB audit_buffer 0KB 7KB skbuff_fclone_cache 44KB 48KB skbuff_head_cache 15037KB 15063KB configfs_dir_cache 3KB 7KB file_lock_cache 16KB 19KB file_lock_ctx 9KB 11KB fsnotify_mark_connector 2KB 11KB net_namespace 34527KB 34527KB shmem_inode_cache 7878KB 7968KB task_delay_info 1489KB 2134KB taskstats 8KB 34KB proc_dir_entry 178566KB 178567KB pde_opener 0KB 7KB seq_file 113KB 114KB sigqueue 198KB 200KB kernfs_node_cache 504732KB 504732KB mnt_cache 274KB 308KB filp 3958KB 6386KB names_cache 39040KB 39044KB iint_cache 90KB 99KB key_jar 4KB 7KB uts_namespace 2KB 7KB nsproxy 342KB 347KB vm_area_struct 32502KB 32526KB mm_struct 6646KB 6649KB fs_cache 2012KB 2872KB files_cache 7304KB 9367KB signal_cache 11257KB 14454KB sighand_cache 9939KB 9969KB task_struct 48164KB 48221KB cred_jar 4309KB 6348KB anon_vma_chain 39193KB 39209KB anon_vma 10077KB 10094KB pid 489KB 924KB Acpi-Operand 156KB 198KB Acpi-ParseExt 9KB 11KB Acpi-Parse 41KB 47KB Acpi-State 52KB 63KB Acpi-Namespace 20KB 27KB numa_policy 0KB 3KB debug_objects_cache 39243KB 39247KB trace_event_file 297KB 298KB ftrace_event_field 398KB 401KB pool_workqueue 4075KB 4076KB page->ptl 6656KB 6664KB kmalloc-2097152 8200KB 8200KB kmalloc-1048576 1026KB 1026KB kmalloc-524288 3598KB 3598KB kmalloc-262144 1290KB 1290KB kmalloc-131072 1690KB 1690KB kmalloc-65536 2046KB 2376KB kmalloc-32768 217635KB 217635KB kmalloc-16384 66214KB 66214KB kmalloc-8192 150133KB 150133KB kmalloc-4096 666782KB 666803KB kmalloc-2048 540090KB 540090KB kmalloc-1024 214963KB 214963KB kmalloc-512 187337KB 201386KB kmalloc-256 111797KB 113895KB kmalloc-128 57152KB 57330KB kmalloc-96 16003KB 16976KB kmalloc-64 39094KB 40592KB kmalloc-32 34431KB 35516KB kmalloc-192 76291KB 78168KB kmem_cache 178KB 180KB Out of memory: Kill process 10956 (syz-executor.4) score 1002 or sacrifice child Killed process 10956 (syz-executor.4) total-vm:57464kB, anon-rss:2464kB, file-rss:14340kB, shmem-rss:28kB oom_reaper: reaped process 10956 (syz-executor.4), now anon-rss:0kB, file-rss:14336kB, shmem-rss:4kB Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26768 15120 12731 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:15698 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26640 15698 14696 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 kworker/u4:1 invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 kworker/u4:1 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 23 Comm: kworker/u4:1 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: events_unbound call_usermodehelper_exec_work Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 dump_header+0x15d/0xc3f mm/oom_kill.c:443 oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 out_of_memory mm/oom_kill.c:1132 [inline] out_of_memory+0x34d/0x1390 mm/oom_kill.c:1064 __alloc_pages_may_oom mm/page_alloc.c:3553 [inline] __alloc_pages_slowpath mm/page_alloc.c:4255 [inline] __alloc_pages_nodemask+0x23a2/0x2890 mm/page_alloc.c:4419 __alloc_pages include/linux/gfp.h:496 [inline] __alloc_pages_node include/linux/gfp.h:509 [inline] kmem_getpages mm/slab.c:1412 [inline] cache_grow_begin+0xa4/0x8a0 mm/slab.c:2682 fallback_alloc+0x213/0x2e0 mm/slab.c:3224 slab_alloc_node mm/slab.c:3332 [inline] kmem_cache_alloc_node+0xe3/0x3b0 mm/slab.c:3647 alloc_task_struct_node kernel/fork.c:157 [inline] dup_task_struct kernel/fork.c:807 [inline] copy_process.part.0+0x1ceb/0x8260 kernel/fork.c:1753 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 kernel_thread+0x2f/0x40 kernel/fork.c:2278 call_usermodehelper_exec_work kernel/umh.c:199 [inline] call_usermodehelper_exec_work+0x16d/0x260 kernel/umh.c:185 process_one_work+0x864/0x1570 kernel/workqueue.c:2153 worker_thread+0x64c/0x1130 kernel/workqueue.c:2296 kthread+0x33f/0x460 kernel/kthread.c:259 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Mem-Info: Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 active_anon:180728 inactive_anon:6832 isolated_anon:0 active_file:26 inactive_file:0 isolated_file:0 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:56909 slab_unreclaimable:1227056 mapped:21823 shmem:7331 pagetables:60143 bounce:0 free:28800 free_pcp:498 free_cma:0 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:15719 blocked for more than 140 seconds. Node 0 active_anon:716532kB inactive_anon:27188kB active_file:180kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):24kB mapped:72932kB dirty:0kB writeback:0kB shmem:29172kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 131072kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Not tainted 4.19.211-syzkaller #0 Node 1 active_anon:6432kB inactive_anon:140kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14456kB dirty:0kB writeback:0kB shmem:152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Node 0 DMA free:10840kB min:204kB low:252kB high:300kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:160kB pagetables:248kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB syz-executor.4 D26744 15719 14206 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:50948kB min:35996kB low:44992kB high:53988kB active_anon:716520kB inactive_anon:27188kB active_file:196kB inactive_file:664kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:31520kB pagetables:68068kB bounce:0kB free_pcp:1388kB local_pcp:1388kB free_cma:0kB ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:53816kB min:53876kB low:67344kB high:80812kB active_anon:6432kB inactive_anon:140kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:102240kB pagetables:172196kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 2*4kB (ME) 2*8kB (U) 2*16kB (ME) 3*32kB (UME) 3*64kB (UME) 2*128kB (UM) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 10840kB copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 Node 0 DMA32: 228*4kB (ME) 981*8kB (M) 1022*16kB (UM) 400*32kB (ME) 1*64kB (E) 0*128kB 0*256kB 1*512kB (E) 2*1024kB (UE) 5*2048kB (UM) 0*4096kB = 50776kB copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB Node 1 Normal: 1164*4kB (UME) 151*8kB (UME) 71*16kB (UME) 21*32kB (UME) 15*64kB (UM) 9*128kB (ME) 8*256kB (UME) 2*512kB (ME) 4*1024kB (ME) 0*2048kB 9*4096kB (M) = 53816kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 7380 total pagecache pages 0 pages in swap cache RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 369649 pages reserved 0 pages cma reserved Unreclaimable slab info: R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:15981 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26928 15981 13359 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:16032 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26768 16032 13202 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 vti_init_net+0x2a/0x370 net/ipv4/ip_vti.c:520 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:16053 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26888 16053 14121 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Code: Bad RIP value. RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 INFO: task syz-executor.4:16112 blocked for more than 140 seconds. Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26640 16112 13277 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fd809cb0eb9 Name Used Total Code: Bad RIP value. pid_3 370KB 374KB RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 pid_2 6KB 84KB R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 batadv_tl_cache 3KB 8KB TIPC 2968KB 2977KB INFO: task syz-executor.4:16238 blocked for more than 140 seconds. SCTPv6 8144KB 8148KB Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. DCCPv6 9855KB 9855KB syz-executor.4 D26768 16238 12435 0x00000000 Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 DCCP 9362KB 9362KB RXRPC 3215KB 3217KB rxrpc_call_jar 22263KB 22270KB bridge_fdb_cache 7KB 15KB schedule+0x8d/0x1b0 kernel/sched/core.c:3561 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 fib6_nodes 166KB 172KB __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 ip6_dst_cache 205KB 435KB ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 RAWv6 39973KB 39973KB copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 UDPv6 3731KB 3731KB TCPv6 6045KB 6048KB do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 nf_conntrack 4KB 18KB entry_SYSCALL_64_after_hwframe+0x49/0xbe t10_alua_lu_gp_cache 0KB 3KB RIP: 0033:0x7fd809cb0eb9 sd_ext_cdb 0KB 7KB Code: Bad RIP value. scsi_sense_cache 1056KB 1064KB RSP: 002b:00007fd808626168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 virtio_scsi_cmd 16KB 16KB RAX: ffffffffffffffda RBX: 00007fd809dc3f60 RCX: 00007fd809cb0eb9 sgpool-128 8KB 8KB RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000007 sgpool-64 4KB 12KB sgpool-32 2KB 15KB RBP: 00007fd809d0b08d R08: 0000000000000000 R09: 0000000000000000 sgpool-16 1KB 7KB R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 sgpool-8 0KB 7KB R13: 00007ffcc922057f R14: 00007fd808626300 R15: 0000000000022000 mqueue_inode_cache 10KB 22KB bio_post_read_ctx 14KB 15KB Showing all locks held in the system: bio-2 14KB 15KB 2 locks held by systemd/1: #0: 00000000b99b19d7 (&p->lock){+.+.}, at: seq_read+0x6b/0x11c0 fs/seq_file.c:164 jfs_mp 7KB 7KB #1: 0000000087b70153 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3778 [inline] #1: 0000000087b70153 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3774 [inline] #1: 0000000087b70153 (fs_reclaim){+.+.}, at: __perform_reclaim mm/page_alloc.c:3805 [inline] #1: 0000000087b70153 (fs_reclaim){+.+.}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:3821 [inline] #1: 0000000087b70153 (fs_reclaim){+.+.}, at: __alloc_pages_slowpath mm/page_alloc.c:4211 [inline] #1: 0000000087b70153 (fs_reclaim){+.+.}, at: __alloc_pages_nodemask+0x191e/0x2890 mm/page_alloc.c:4419 cifs_small_rq 15KB 16KB 1 lock held by kthreadd/2: #0: 0000000087b70153 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3778 [inline] #0: 0000000087b70153 (fs_reclaim){+.+.}, at: fs_reclaim_release mm/page_alloc.c:3774 [inline] #0: 0000000087b70153 (fs_reclaim){+.+.}, at: __perform_reclaim mm/page_alloc.c:3805 [inline] #0: 0000000087b70153 (fs_reclaim){+.+.}, at: __alloc_pages_direct_reclaim mm/page_alloc.c:3821 [inline] #0: 0000000087b70153 (fs_reclaim){+.+.}, at: __alloc_pages_slowpath mm/page_alloc.c:4211 [inline] #0: 0000000087b70153 (fs_reclaim){+.+.}, at: __alloc_pages_nodemask+0x191e/0x2890 mm/page_alloc.c:4419 3 locks held by kworker/0:0/5: #0: 000000004db1e9e6 ((wq_completion)"%s"("ipv6_addrconf")){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 0000000093156f77 ((addr_chk_work).work){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 cifs_request 67KB 67KB cifs_mpx_ids 0KB 7KB nfs_commit_data 3KB 14KB nfs_write_data 34KB 44KB ext4_system_zone 1KB 7KB kioctx 2KB 14KB bio-1 1KB 7KB pid_namespace 3KB 11KB kvm_vcpu 71KB 71KB kvm_mmu_page_header 18KB 27KB pte_list_desc 3KB 11KB rpc_buffers 17KB 25KB rpc_tasks 2KB 7KB UNIX 90KB 108KB tcp_bind_bucket 247KB 256KB inet_peer_cache 0KB 4KB ip_fib_trie 23KB 27KB ip_fib_alias 110KB 118KB ip_dst_cache 10KB 44KB RAW 23689KB 23692KB UDP 6682KB 6689KB TCP 67KB 73KB hugetlbfs_inode_cache 3KB 15KB fscache_cookie_jar 1KB 7KB eventpoll_pwq 10KB 43KB eventpoll_epi 20KB 51KB inotify_inode_mark 6KB 19KB request_queue 199KB 199KB blkdev_requests 1KB 3KB blkdev_ioc 34KB 34KB bio-0 11357KB 11358KB biovec-max 2640KB 2640KB biovec-64 5441KB 5441KB biovec-16 2595KB 2595KB bio_integrity_payload 1KB 8KB khugepaged_mm_slot 218KB 225KB user_namespace 2KB 7KB uid_cache 0KB 4KB dmaengine-unmap-2 0KB 3KB audit_buffer 0KB 7KB skbuff_fclone_cache 44KB 48KB skbuff_head_cache 15438KB 15465KB configfs_dir_cache 3KB 7KB file_lock_cache 16KB 19KB file_lock_ctx 9KB 11KB fsnotify_mark_connector 2KB 11KB net_namespace 34527KB 34527KB shmem_inode_cache 7878KB 7968KB task_delay_info 1482KB 2134KB taskstats 8KB 34KB proc_dir_entry 178607KB 178608KB pde_opener 0KB 7KB seq_file 113KB 114KB sigqueue 197KB 200KB kernfs_node_cache 504968KB 504968KB mnt_cache 274KB 308KB filp 3931KB 6371KB names_cache 38976KB 38976KB iint_cache 90KB 99KB key_jar 4KB 7KB uts_namespace 2KB 7KB nsproxy 341KB 347KB vm_area_struct 32502KB 32526KB mm_struct 6643KB 6649KB fs_cache 1988KB 2864KB files_cache 7262KB 9363KB signal_cache 11193KB 14446KB sighand_cache 9973KB 10003KB task_struct 48057KB 48057KB cred_jar 4270KB 6348KB anon_vma_chain 39192KB 39209KB anon_vma 10071KB 10094KB pid 477KB 924KB Acpi-Operand 156KB 198KB Acpi-ParseExt 9KB 11KB Acpi-Parse 41KB 47KB Acpi-State 52KB 63KB Acpi-Namespace 20KB 27KB numa_policy 0KB 3KB debug_objects_cache 39267KB 39270KB trace_event_file 297KB 298KB ftrace_event_field 398KB 401KB pool_workqueue 4073KB 4076KB page->ptl 6653KB 6664KB kmalloc-2097152 8200KB 8200KB kmalloc-1048576 1026KB 1026KB kmalloc-524288 3598KB 3598KB kmalloc-262144 1290KB 1290KB kmalloc-131072 1690KB 1690KB kmalloc-65536 2046KB 2376KB kmalloc-32768 217767KB 217767KB kmalloc-16384 66214KB 66214KB kmalloc-8192 150199KB 150199KB kmalloc-4096 666973KB 666973KB kmalloc-2048 540243KB 540243KB kmalloc-1024 215200KB 215200KB kmalloc-512 188087KB 202136KB kmalloc-256 111846KB 113943KB kmalloc-128 57164KB 57341KB kmalloc-96 16075KB 17048KB kmalloc-64 39109KB 40592KB kmalloc-32 34454KB 35539KB kmalloc-192 76303KB 78180KB kmem_cache 178KB 180KB Out of memory: Kill process 10975 (syz-executor.4) score 1002 or sacrifice child Killed process 10975 (syz-executor.4) total-vm:57068kB, anon-rss:2452kB, file-rss:14340kB, shmem-rss:28kB systemd[1]: Starting System Logging Service... #2: 00000000aacabb8b (rtnl_mutex){+.+.}, at: addrconf_verify_work+0xa/0x20 net/ipv6/addrconf.c:4476 2 locks held by kworker/u4:1/23: #0: 00000000e14af8c9 (&rq->lock){-.-.}, at: rq_lock kernel/sched/sched.h:1826 [inline] #0: 00000000e14af8c9 (&rq->lock){-.-.}, at: __schedule+0x1f9/0x2040 kernel/sched/core.c:3455 #1: 0000000012759259 (rcu_read_lock){....}, at: do_perf_sw_event kernel/events/core.c:8113 [inline] #1: 0000000012759259 (rcu_read_lock){....}, at: ___perf_sw_event+0x121/0x570 kernel/events/core.c:8155 1 lock held by khungtaskd/1569: #0: 0000000012759259 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 kernel/locking/lockdep.c:4441 2 locks held by kswapd0/1967: 4 locks held by kworker/u4:3/2879: #0: 00000000a34c1253 ((wq_completion)"%s""netns"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 00000000026acd48 (net_cleanup_work){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 00000000e82da20c (pernet_ops_rwsem){++++}, at: cleanup_net+0xa8/0x8b0 net/core/net_namespace.c:521 #3: 00000000aacabb8b (rtnl_mutex){+.+.}, at: netdev_run_todo+0x719/0xab0 net/core/dev.c:9005 3 locks held by kworker/1:3/8405: #0: 00000000d90c1d5c ((wq_completion)"events"){+.+.}, at: process_one_work+0x767/0x1570 kernel/workqueue.c:2124 #1: 00000000599abb18 (deferred_process_work){+.+.}, at: process_one_work+0x79c/0x1570 kernel/workqueue.c:2128 #2: 00000000aacabb8b (rtnl_mutex){+.+.}, at: switchdev_deferred_process_work+0xa/0x20 net/switchdev/switchdev.c:150 2 locks held by syz-executor.4/12203: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12347: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12435: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/12447: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12527: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/12582: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12604: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12605: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/12731: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12853: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12861: IPVS: ftp: loaded support on port[0] = 21 #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 IPVS: ftp: loaded support on port[0] = 21 2 locks held by syz-executor.4/12862: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/12863: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/12892: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12904: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/12908: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/12915: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13202: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13260: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13271: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13277: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13278: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13280: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13326: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13358: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13359: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13360: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13362: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13366: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13376: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13381: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13394: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13421: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13426: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/13908: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13997: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/13998: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/14012: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/14013: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/14055: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/14097: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/14121: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/14177: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/14179: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 systemd-journal invoked oom-killer: gfp_mask=0x6040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 systemd-journal cpuset=/ mems_allowed=0-1 2 locks held by syz-executor.4/14203: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 CPU: 0 PID: 6567 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 dump_header+0x15d/0xc3f mm/oom_kill.c:443 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 2 locks held by syz-executor.4/14204: oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 out_of_memory mm/oom_kill.c:1114 [inline] out_of_memory+0x1072/0x1390 mm/oom_kill.c:1064 2 locks held by syz-executor.4/14206: __alloc_pages_may_oom mm/page_alloc.c:3553 [inline] __alloc_pages_slowpath mm/page_alloc.c:4255 [inline] __alloc_pages_nodemask+0x23a2/0x2890 mm/page_alloc.c:4419 #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/14209: __alloc_pages include/linux/gfp.h:496 [inline] __alloc_pages_node include/linux/gfp.h:509 [inline] kmem_getpages mm/slab.c:1412 [inline] cache_grow_begin+0xa4/0x8a0 mm/slab.c:2682 #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 fallback_alloc+0x213/0x2e0 mm/slab.c:3224 __do_cache_alloc mm/slab.c:3361 [inline] slab_alloc mm/slab.c:3389 [inline] kmem_cache_alloc+0x1e4/0x370 mm/slab.c:3557 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 getname_flags+0xce/0x590 fs/namei.c:140 2 locks held by syz-executor.4/14212: do_sys_open+0x26c/0x520 fs/open.c:1079 #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 2 locks held by syz-executor.4/14213: #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: register_netdev+0x11/0x50 net/core/dev.c:8857 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 2 locks held by syz-executor.4/14232: entry_SYSCALL_64_after_hwframe+0x49/0xbe #0: 00000000e82da20c (pernet_ops_rwsem){++++}, at: copy_net_ns+0x1d8/0x340 net/core/net_namespace.c:435 RIP: 0033:0x7fc6a8d851b7 Code: Bad RIP value. #1: 00000000aacabb8b (rtnl_mutex){+.+.}, at: ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 RSP: 002b:00007ffd9ab1e5c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007ffd9ab1e6b0 RCX: 00007fc6a8d851b7 RDX: 00007fc6a8f8d000 RSI: 0000000000080000 RDI: 00007fc6a8f8ed78 RBP: 00007ffd9ab1e620 R08: 0000000000000000 R09: 00007ffd9ab1e69f R10: 00007ffd9ab1e6b0 R11: 0000000000000246 R12: 00007fc6a8f8d000 R13: 0000000000000000 R14: 00007ffd9ab1e69f R15: 0000000000000000 Mem-Info: active_anon:180119 inactive_anon:6833 isolated_anon:0 active_file:26 inactive_file:54 isolated_file:11 unevictable:0 dirty:1 writeback:0 unstable:0 slab_reclaimable:57039 slab_unreclaimable:1227590 mapped:21840 shmem:7331 pagetables:60080 bounce:0 free:28914 free_pcp:459 free_cma:0 Node 0 active_anon:714060kB inactive_anon:27192kB active_file:100kB inactive_file:216kB unevictable:0kB isolated(anon):0kB isolated(file):44kB mapped:72904kB dirty:0kB writeback:0kB shmem:29176kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 129024kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Node 1 active_anon:6416kB inactive_anon:140kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:14456kB dirty:4kB writeback:0kB shmem:148kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Node 0 DMA free:10840kB min:204kB low:252kB high:300kB active_anon:12kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:160kB pagetables:248kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:50976kB min:35996kB low:44992kB high:53988kB active_anon:714048kB inactive_anon:27192kB active_file:196kB inactive_file:356kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:31296kB pagetables:67876kB bounce:0kB free_pcp:1836kB local_pcp:496kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:53832kB min:53876kB low:67344kB high:80812kB active_anon:6416kB inactive_anon:140kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:102240kB pagetables:172196kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 2*4kB (ME) 2*8kB (U) 2*16kB (ME) 3*32kB (UME) 3*64kB (UME) 2*128kB (UM) 2*256kB (ME) 3*512kB (UME) 2*1024kB (ME) 1*2048kB (E) 1*4096kB (M) = 10840kB Node 0 DMA32: 268*4kB (UME) 1002*8kB (UME) 1022*16kB (UM) 398*32kB (UME) 0*64kB 0*128kB 0*256kB 1*512kB (U) 2*1024kB (UE) 3*2048kB (M) 1*4096kB (M) = 50976kB Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB Node 1 Normal: 1162*4kB (UME) 150*8kB (UME) 73*16kB (UME) 21*32kB (UME) 15*64kB (UM) 9*128kB (ME) 8*256kB (UME) 2*512kB (ME) 4*1024kB (ME) 0*2048kB 9*4096kB (M) = 53832kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 7406 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 369649 pages reserved 0 pages cma reserved Unreclaimable slab info: Name Used Total pid_3 371KB 374KB pid_2 6KB 84KB batadv_tl_cache 3KB 8KB TIPC 2971KB 2977KB SCTPv6 8151KB 8155KB DCCPv6 9862KB 9862KB DCCP 9369KB 9369KB RXRPC 3222KB 3224KB rxrpc_call_jar 22275KB 22278KB bridge_fdb_cache 7KB 15KB fib6_nodes 166KB 172KB ip6_dst_cache 205KB 435KB RAWv6 40000KB 40000KB UDPv6 3735KB 3735KB TCPv6 6051KB 6054KB nf_conntrack 4KB 18KB t10_alua_lu_gp_cache 0KB 3KB sd_ext_cdb 0KB 7KB scsi_sense_cache 1056KB 1064KB virtio_scsi_cmd 16KB 16KB sgpool-128 8KB 8KB sgpool-64 4KB 12KB sgpool-32 2KB 15KB sgpool-16 1KB 7KB sgpool-8 0KB 7KB mqueue_inode_cache 10KB 22KB bio_post_read_ctx 14KB 15KB bio-2 14KB 15KB