Name Used Total pid_15 0KB 3KB pid_14 1KB 3KB pid_13 9KB 11KB pid_12 51KB 52KB INFO: task syz-executor.4:5400 blocked for more than 140 seconds. pid_11 67KB 105KB Not tainted 4.19.211-syzkaller #0 pid_10 67KB 97KB "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. pid_9 67KB 93KB syz-executor.4 D26920 5400 5250 0x00000000 pid_8 120KB 252KB pid_7 120KB 148KB Call Trace: context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 pid_6 47KB 52KB pid_5 89KB 92KB pid_4 103KB 110KB schedule+0x8d/0x1b0 kernel/sched/core.c:3561 pid_3 202KB 204KB schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:3619 pid_2 413KB 496KB __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 batadv_tl_cache 4KB 16KB IEEE-802.15.4-RAW 1KB 3KB TIPC 2626KB 2632KB SCTPv6 7189KB 7196KB DCCPv6 8715KB 8722KB DCCP 8288KB 8293KB ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 KCM 6KB 7KB kcm_mux_cache 2KB 7KB RXRPC 2845KB 2853KB rxrpc_call_jar 19697KB 19703KB bridge_fdb_cache 9KB 27KB fib6_nodes 157KB 292KB ip6_dst_cache 178KB 393KB RAWv6 35356KB 35363KB ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 UDPv6 3315KB 3318KB TCPv6 5538KB 5538KB copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 nf_conntrack 4KB 15KB AF_VSOCK 1KB 3KB copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 t10_alua_lu_gp_cache 0KB 3KB sd_ext_cdb 0KB 7KB scsi_sense_cache 1056KB 1060KB copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 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 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 mqueue_inode_cache 12KB 30KB entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7ff2f294fe99 bio_post_read_ctx 14KB 15KB Code: Bad RIP value. bio-2 14KB 15KB jfs_mp 7KB 7KB fuse_request 1KB 8KB RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 cifs_small_rq 15KB 16KB cifs_request 67KB 67KB RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 cifs_mpx_ids 0KB 7KB nfs_commit_data 3KB 14KB RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 nfs_write_data 34KB 44KB ext4_system_zone 1KB 7KB kioctx 3KB 14KB userfaultfd_ctx_cache 0KB 7KB R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 fanotify_event_info 0KB 3KB INFO: task syz-executor.4:5404 blocked for more than 140 seconds. bio-1 1KB 7KB pid_namespace 614KB 645KB kvm_vcpu 0KB 308KB rpc_buffers 17KB 25KB rpc_tasks 2KB 7KB UNIX 95KB 105KB tcp_bind_bucket 225KB 240KB ip_fib_trie 23KB 47KB ip_fib_alias 111KB 205KB ip_dst_cache 8KB 32KB RAW 20961KB 20962KB UDP 5907KB 5913KB TCP 331KB 388KB hugetlbfs_inode_cache 3KB 15KB fscache_cookie_jar 1KB 11KB eventpoll_pwq 10KB 35KB eventpoll_epi 19KB 47KB inotify_inode_mark 6KB 23KB request_queue 196KB 196KB blkdev_requests 1KB 3KB blkdev_ioc 35KB 42KB bio-0 3252KB 3255KB biovec-max 2656KB 2656KB biovec-64 2236KB 2236KB biovec-16 612KB 615KB bio_integrity_payload 1KB 8KB khugepaged_mm_slot 263KB 318KB user_namespace 4KB 7KB uid_cache 0KB 4KB dmaengine-unmap-2 0KB 3KB skbuff_fclone_cache 98KB 116KB skbuff_head_cache 10061KB 10087KB configfs_dir_cache 3KB 7KB file_lock_cache 21KB 35KB file_lock_ctx 9KB 11KB fsnotify_mark_connector 2KB 11KB net_namespace 30528KB 30528KB shmem_inode_cache 7903KB 8026KB task_delay_info 1806KB 2316KB taskstats 166KB 260KB proc_dir_entry 157976KB 157983KB pde_opener 0KB 7KB seq_file 58KB 74KB sigqueue 207KB 228KB kernfs_node_cache 445004KB 445008KB mnt_cache 1091KB 1180KB filp 5855KB 6232KB names_cache 66087KB 66142KB iint_cache 28KB 67KB key_jar 13KB 30KB uts_namespace 854KB 858KB nsproxy 475KB 482KB vm_area_struct 39100KB 39170KB mm_struct 7249KB 7273KB fs_cache 2323KB 3092KB Not tainted 4.19.211-syzkaller #0 files_cache 8463KB 10143KB "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. signal_cache 13864KB 17278KB sighand_cache 10020KB 10482KB task_struct 60309KB 60398KB cred_jar 5237KB 6844KB anon_vma_chain 43350KB 43367KB anon_vma 11546KB 12371KB pid 538KB 904KB Acpi-Operand 156KB 198KB Acpi-ParseExt 9KB 11KB Acpi-Parse 41KB 47KB Acpi-State 52KB 63KB syz-executor.4 D26928 5404 5176 0x00000000 Acpi-Namespace 20KB 27KB Call Trace: numa_policy 0KB 3KB context_switch kernel/sched/core.c:2828 [inline] __schedule+0x887/0x2040 kernel/sched/core.c:3517 debug_objects_cache 37380KB 37395KB trace_event_file 297KB 298KB ftrace_event_field 398KB 401KB pool_workqueue 3610KB 3612KB 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 page->ptl 7315KB 7364KB kmalloc-4194304 0KB 8192KB kmalloc-2097152 2050KB 6150KB kmalloc-1048576 0KB 1026KB kmalloc-524288 2056KB 3084KB kmalloc-262144 1290KB 1806KB ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 kmalloc-131072 1690KB 1950KB kmalloc-65536 1848KB 2178KB kmalloc-32768 191070KB 191070KB vti_init_net+0x2a/0x370 net/ipv4/ip_vti.c:520 kmalloc-16384 58459KB 58476KB kmalloc-8192 133344KB 133353KB kmalloc-4096 596921KB 596942KB ops_init+0xb3/0x410 net/core/net_namespace.c:129 setup_net+0x2c2/0x720 net/core/net_namespace.c:316 kmalloc-2048 482778KB 482976KB copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 kmalloc-1024 191575KB 191575KB 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 kmalloc-512 158230KB 168855KB kmalloc-256 100435KB 103140KB copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 kmalloc-128 50615KB 50620KB kmalloc-96 14079KB 15120KB kmalloc-64 35361KB 36440KB do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 kmalloc-32 31337KB 32153KB kmalloc-192 67609KB 68596KB kmem_cache 183KB 187KB entry_SYSCALL_64_after_hwframe+0x49/0xbe Out of memory (oom_kill_allocating_task): Kill process 4691 (systemd-journal) score 0 or sacrifice child RIP: 0033:0x7ff2f294fe99 Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 Killed process 4691 (systemd-journal) total-vm:62488kB, anon-rss:516kB, file-rss:0kB, shmem-rss:10260kB oom_reaper: reaped process 4691 (systemd-journal), now anon-rss:0kB, file-rss:0kB, shmem-rss:10260kB RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:5750 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 5750 5247 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: 0033:0x7ff2f294fe99 Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:7133 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 7133 5625 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: 0033:0x7ff2f294fe99 Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:7185 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 D26792 7185 6326 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: 0033:0x7ff2f294fe99 Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:8442 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 8442 5404 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: 0033:0x7ff2f294fe99 Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:10103 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 10103 7839 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: 0033:0x7ff2f294fe99 Code: Bad RIP value. IPVS: ftp: loaded support on port[0] = 21 RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:10116 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 D26880 10116 7896 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 syz-executor.4 invoked oom-killer: gfp_mask=0x7080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO), nodemask=(null), order=3, oom_score_adj=1000 syz-executor.4 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 30557 Comm: syz-executor.4 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:1114 [inline] out_of_memory+0x1072/0x1390 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] alloc_pages_node include/linux/gfp.h:523 [inline] alloc_thread_stack_node kernel/fork.c:240 [inline] dup_task_struct kernel/fork.c:811 [inline] copy_process.part.0+0x3cf/0x8260 kernel/fork.c:1753 ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 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: 0033:0x7ff2f294fe99 Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 Mem-Info: active_anon:241080 inactive_anon:7013 isolated_anon:0 active_file:68 inactive_file:88 isolated_file:0 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:50168 slab_unreclaimable:1119042 mapped:19574 shmem:9844 pagetables:59545 bounce:0 free:24845 free_pcp:554 free_cma:0 Node 0 active_anon:945072kB inactive_anon:28032kB active_file:0kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:77384kB dirty:0kB writeback:0kB shmem:38876kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 122880kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Node 1 active_anon:19264kB inactive_anon:20kB active_file:176kB inactive_file:976kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1016kB dirty:0kB writeback:0kB shmem:500kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no ops_init+0xb3/0x410 net/core/net_namespace.c:129 Node 0 DMA free:10968kB min:204kB low:252kB high:300kB active_anon:2060kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:252kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:34116kB min:35996kB low:44992kB high:53988kB active_anon:943012kB inactive_anon:28032kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:48448kB pagetables:67972kB bounce:0kB free_pcp:480kB local_pcp:236kB free_cma:0kB 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 lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:0kB 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 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 lowmem_reserve[]: 0 0 0 0 0 RIP: 0033:0x7ff2f294fe99 Node 1 Normal free:55652kB min:53876kB low:67344kB high:80812kB active_anon:19264kB inactive_anon:20kB active_file:236kB inactive_file:224kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:108896kB pagetables:169964kB bounce:0kB free_pcp:44kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 16*4kB (UMEH) 11*8kB (MH) 20*16kB (MEH) 12*32kB (MH) 6*64kB (UMEH) 2*128kB (M) 5*256kB (UMEH) 4*512kB (MEH) 2*1024kB (UE) 2*2048kB (ME) 0*4096kB = 10968kB Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 Node 0 DMA32: 1588*4kB (ME) 931*8kB (MEH) 373*16kB (UME) 159*32kB (UME) 38*64kB (UMEH) 15*128kB (UMEH) 5*256kB (MEH) 5*512kB (ME) 1*1024kB (E) 0*2048kB 0*4096kB = 34072kB RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 292*4kB (UMH) 155*8kB (UMEH) 457*16kB (UME) 521*32kB (UMEH) 226*64kB (UME) 77*128kB (UM) 16*256kB (UMH) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 55320kB RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB RBP: 00007ff2f29a9ff1 R08: ffffffffffffffff R09: 0000000000000000 Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 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 R13: 00007fffd2178e6f R14: 00007ff2f12a4300 R15: 0000000000022000 INFO: task syz-executor.4:10599 blocked for more than 140 seconds. 10025 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB Not tainted 4.19.211-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. syz-executor.4 D26784 10599 8129 0x00000000 2097051 pages RAM Call Trace: 0 pages HighMem/MovableOnly 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 369649 pages reserved __mutex_lock_common kernel/locking/mutex.c:1016 [inline] __mutex_lock+0x5f0/0x1190 kernel/locking/mutex.c:1078 0 pages cma reserved Unreclaimable slab info: Name Used Total pid_15 0KB 3KB pid_14 1KB 3KB pid_13 9KB 11KB ip_tunnel_init_net+0x321/0x990 net/ipv4/ip_tunnel.c:1034 pid_12 51KB 52KB pid_11 67KB 105KB pid_10 67KB 97KB pid_9 67KB 93KB pid_8 120KB 252KB pid_7 120KB 148KB ops_init+0xb3/0x410 net/core/net_namespace.c:129 pid_6 47KB 52KB pid_5 89KB 92KB setup_net+0x2c2/0x720 net/core/net_namespace.c:316 pid_4 103KB 110KB copy_net_ns+0x1f7/0x340 net/core/net_namespace.c:439 create_new_namespaces+0x3f6/0x7b0 kernel/nsproxy.c:107 pid_3 202KB 204KB pid_2 414KB 496KB copy_namespaces+0x325/0x3c0 kernel/nsproxy.c:165 copy_process.part.0+0x3a59/0x8260 kernel/fork.c:1916 batadv_tl_cache 4KB 16KB copy_process kernel/fork.c:1710 [inline] _do_fork+0x22f/0xf30 kernel/fork.c:2219 IEEE-802.15.4-RAW 1KB 3KB TIPC 2629KB 2632KB SCTPv6 7194KB 7196KB DCCPv6 8720KB 8722KB DCCP 8293KB 8293KB KCM 6KB 7KB do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 kcm_mux_cache 2KB 7KB RXRPC 2847KB 2853KB entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7ff2f294fe99 rxrpc_call_jar 19708KB 19711KB bridge_fdb_cache 11KB 27KB Code: Bad RIP value. RSP: 002b:00007ff2f12a4168 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007ff2f2a63030 RCX: 00007ff2f294fe99 fib6_nodes 157KB 292KB RDX: 9999999999999999 RSI: 0000000000000000 RDI: 0000000041000000 ip6_dst_cache 179KB 393KB RAWv6 35366KB 35370KB