[....] Starting enhanced syslogd: rsyslogd[ 13.011497] audit: type=1400 audit(1515758837.583:5): avc: denied { syslog } for pid=3349 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.606160] audit: type=1400 audit(1515758844.177:6): avc: denied { map } for pid=3490 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.15.212' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program [ 47.806326] audit: type=1400 audit(1515758872.378:7): avc: denied { map } for pid=3507 comm="syzkaller625586" path="/root/syzkaller625586066" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 49.579390] syzkaller625586 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 49.616630] syzkaller625586 cpuset=/ mems_allowed=0 [ 49.621926] CPU: 1 PID: 3520 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 49.629607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.638934] Call Trace: [ 49.641529] dump_stack+0x194/0x257 [ 49.645132] ? arch_local_irq_restore+0x53/0x53 [ 49.649777] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.654948] dump_header+0x28c/0xe2b [ 49.658639] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.663801] ? lock_release+0xa40/0xa40 [ 49.667751] ? pagefault_out_of_memory+0x145/0x145 [ 49.672650] ? __lock_acquire+0x664/0x3e00 [ 49.676859] ? print_irqtrace_events+0x270/0x270 [ 49.681592] ? avc_has_perm_noaudit+0x37e/0x520 [ 49.686233] ? check_noncircular+0x20/0x20 [ 49.690443] ? check_noncircular+0x20/0x20 [ 49.694656] ? reacquire_held_locks+0x1f9/0x3e0 [ 49.699298] ? reacquire_held_locks+0x1f9/0x3e0 [ 49.703940] ? check_noncircular+0x20/0x20 [ 49.708146] ? task_will_free_mem+0x252/0xaa0 [ 49.712620] ? check_noncircular+0x20/0x20 [ 49.716832] ? print_irqtrace_events+0x270/0x270 [ 49.721565] ? ___ratelimit+0x30d/0x630 [ 49.725512] ? lock_downgrade+0x980/0x980 [ 49.729632] ? lock_release+0xa40/0xa40 [ 49.733580] ? mark_held_locks+0xaf/0x100 [ 49.737703] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 49.742780] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.747773] ? trace_hardirqs_on+0xd/0x10 [ 49.751898] ? ___ratelimit+0x95/0x630 [ 49.755759] ? idr_get_free_cmn+0xfd0/0xfd0 [ 49.760052] ? check_noncircular+0x20/0x20 [ 49.764267] oom_kill_process+0x81b/0x9f0 [ 49.768386] ? oom_badness+0xd1/0x980 [ 49.772155] ? lock_release+0xa40/0xa40 [ 49.776104] ? oom_kill_memcg_member+0x20/0x20 [ 49.780656] ? mark_held_locks+0xaf/0x100 [ 49.784779] ? oom_evaluate_task+0x480/0x480 [ 49.789166] ? out_of_memory+0xe1c/0x1790 [ 49.793288] ? lock_downgrade+0x980/0x980 [ 49.797410] ? lock_release+0xa40/0xa40 [ 49.801366] ? oom_evaluate_task+0x284/0x480 [ 49.805752] out_of_memory+0x9d5/0x1790 [ 49.809706] ? oom_killer_disable+0x310/0x310 [ 49.814179] ? mutex_trylock+0x23a/0x2d0 [ 49.818209] ? __alloc_pages_slowpath+0xf63/0x2cc0 [ 49.823111] ? __lock_is_held+0xb6/0x140 [ 49.827144] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 49.832574] __alloc_pages_slowpath+0x1ce4/0x2cc0 [ 49.837416] ? warn_alloc+0x2b0/0x2b0 [ 49.841185] ? trace_hardirqs_off+0xd/0x10 [ 49.845396] ? mark_held_locks+0xaf/0x100 [ 49.849528] ? _raw_spin_unlock_irq+0x27/0x70 [ 49.853996] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.858984] ? trace_hardirqs_on+0xd/0x10 [ 49.863101] ? _raw_spin_unlock_irq+0x27/0x70 [ 49.867569] ? finish_task_switch+0x1d3/0x740 [ 49.872032] ? finish_task_switch+0x1aa/0x740 [ 49.876504] ? __switch_to_asm+0x43/0x80 [ 49.880533] ? __switch_to_asm+0x53/0x80 [ 49.884577] ? __switch_to_asm+0x43/0x80 [ 49.888610] ? __switch_to_asm+0x43/0x80 [ 49.892641] ? __switch_to_asm+0x43/0x80 [ 49.896671] ? __switch_to_asm+0x53/0x80 [ 49.900705] ? __switch_to_asm+0x43/0x80 [ 49.904737] ? __switch_to_asm+0x43/0x80 [ 49.908776] ? __schedule+0x8f3/0x2060 [ 49.912654] ? __lock_is_held+0xb6/0x140 [ 49.916714] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 49.922579] ? __might_sleep+0x95/0x190 [ 49.926529] __alloc_pages_nodemask+0x9fb/0xd80 [ 49.931183] ? __alloc_pages_slowpath+0x2cc0/0x2cc0 [ 49.936176] ? __sched_text_start+0x8/0x8 [ 49.940304] ? mark_held_locks+0xaf/0x100 [ 49.944424] ? retint_kernel+0x10/0x10 [ 49.948287] ? __lock_is_held+0xb6/0x140 [ 49.952332] ? rcu_note_context_switch+0x710/0x710 [ 49.957243] alloc_pages_current+0xb6/0x1e0 [ 49.961546] __vmalloc_node_range+0x409/0x650 [ 49.966023] ? xt_alloc_table_info+0x63/0xe0 [ 49.970401] __vmalloc_node_flags_caller+0x50/0x60 [ 49.975302] ? xt_alloc_table_info+0x63/0xe0 [ 49.979685] kvmalloc_node+0x82/0xd0 [ 49.983371] xt_alloc_table_info+0x63/0xe0 [ 49.987581] do_ip6t_set_ctl+0x29b/0x5f0 [ 49.991616] ? translate_compat_table+0x1c50/0x1c50 [ 49.996620] ? mutex_unlock+0xd/0x10 [ 50.000304] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 50.005556] nf_setsockopt+0x67/0xc0 [ 50.009248] ipv6_setsockopt+0x115/0x150 [ 50.013287] tcp_setsockopt+0x82/0xd0 [ 50.017063] sock_common_setsockopt+0x95/0xd0 [ 50.021570] SyS_setsockopt+0x189/0x360 [ 50.025544] ? SyS_recv+0x40/0x40 [ 50.028984] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 50.033814] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 50.038817] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.043567] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 50.048303] RIP: 0033:0x4416b9 [ 50.051471] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 50.059158] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 50.066404] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 50.073652] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 50.080899] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 50.088148] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 50.095623] Mem-Info: [ 50.109385] active_anon:7593 inactive_anon:62 isolated_anon:0 [ 50.109385] active_file:0 inactive_file:20 isolated_file:25 [ 50.109385] unevictable:0 dirty:0 writeback:0 unstable:0 [ 50.109385] slab_reclaimable:7205 slab_unreclaimable:82803 [ 50.109385] mapped:2 shmem:68 pagetables:360 bounce:0 [ 50.109385] free:24353 free_pcp:0 free_cma:0 [ 50.141351] Node 0 active_anon:30372kB inactive_anon:248kB active_file:8kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):92kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 50.168679] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.194785] lowmem_reserve[]: 0 2870 6381 6381 [ 50.199377] Node 0 DMA32 free:44132kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.226733] lowmem_reserve[]: 0 0 3510 3510 [ 50.231072] Node 0 Normal free:37372kB min:37084kB low:46352kB high:55620kB active_anon:30372kB inactive_anon:248kB active_file:8kB inactive_file:80kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3296kB pagetables:1440kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.259432] lowmem_reserve[]: 0 0 0 0 [ 50.263224] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 50.276827] Node 0 DMA32: 3*4kB (UM) 3*8kB (M) 2*16kB (M) 1*32kB (U) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 3*512kB (UM) 4*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 44132kB [ 50.292043] Node 0 Normal: 630*4kB (UME) 466*8kB (UME) 267*16kB (UME) 159*32kB (UM) 72*64kB (M) 47*128kB (UM) 30*256kB (UM) 7*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 37496kB [ 50.308143] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 50.316701] 97 total pagecache pages [ 50.320401] 0 pages in swap cache [ 50.323833] Swap cache stats: add 0, delete 0, find 0/0 [ 50.329172] Free swap = 0kB [ 50.332170] Total swap = 0kB [ 50.335701] 1965979 pages RAM [ 50.338797] 0 pages HighMem/MovableOnly [ 50.342750] 327761 pages reserved [ 50.346229] Unreclaimable slab info: [ 50.349961] Name Used Total [ 50.355495] hashtab_node 118KB 119KB [ 50.360838] ebitmap_node 389KB 389KB [ 50.366182] avtab_node 1012KB 1013KB [ 50.371532] TIPC 1KB 7KB [ 50.376879] SCTPv6 2KB 4KB [ 50.382229] DCCPv6 2KB 7KB [ 50.387579] DCCP 2KB 6KB [ 50.392933] fib6_nodes 0KB 4KB [ 50.398276] ip6_dst_cache 6KB 7KB [ 50.403729] RAWv6 9KB 19KB [ 50.409085] UDPv6 14KB 14KB [ 50.414432] TCPv6 28KB 28KB [ 50.419786] sd_ext_cdb 0KB 3KB [ 50.425297] scsi_sense_cache 78KB 104KB [ 50.430859] virtio_scsi_cmd 16KB 16KB [ 50.436239] sgpool-128 8KB 8KB [ 50.442020] sgpool-64 4KB 6KB [ 50.447366] sgpool-32 70KB 70KB [ 50.452709] sgpool-16 22KB 22KB [ 50.458067] sgpool-8 157KB 157KB [ 50.463414] cfq_io_cq 18KB 19KB [ 50.468755] cfq_queue 30KB 30KB [ 50.474097] mqueue_inode_cache 1KB 7KB [ 50.479531] nfs_commit_data 3KB 7KB [ 50.484875] nfs_write_data 34KB 37KB [ 50.490220] jbd2_inode 1KB 3KB [ 50.495563] ext4_system_zone 0KB 3KB [ 50.500913] bio-1 1KB 3KB [ 50.506263] rpc_buffers 17KB 19KB [ 50.511607] rpc_tasks 2KB 3KB [ 50.516956] UNIX 780KB 780KB [ 50.522303] tcp_bind_bucket 0KB 4KB [ 50.527658] ip_fib_trie 0KB 3KB [ 50.533004] ip_fib_alias 0KB 3KB [ 50.538367] ip_dst_cache 7KB 8KB [ 50.543718] RAW 5KB 7KB [ 50.549070] UDP 29KB 31KB [ 50.554415] request_sock_TCP 0KB 3KB [ 50.559759] TCP 7KB 7KB [ 50.565101] hugetlbfs_inode_cache 1KB 7KB [ 50.571241] eventpoll_pwq 9KB 15KB [ 50.576588] eventpoll_epi 18KB 23KB [ 50.581938] inotify_inode_mark 3KB 11KB [ 50.587368] request_queue 31KB 45KB [ 50.592712] blkdev_ioc 27KB 27KB [ 50.598055] bio-0 277KB 277KB [ 50.603399] biovec-(1<<(21-12)) 445KB 445KB [ 50.608917] biovec-64 110KB 110KB [ 50.614260] biovec-16 10KB 18KB [ 50.619609] bio_integrity_payload 0KB 4KB [ 50.625300] khugepaged_mm_slot 1KB 3KB [ 50.630746] uid_cache 3KB 3KB [ 50.636092] dmaengine-unmap-2 0KB 3KB [ 50.641440] audit_buffer 0KB 3KB [ 50.646784] skbuff_fclone_cache 135KB 135KB [ 50.652320] skbuff_head_cache 1665KB 1665KB [ 50.657665] configfs_dir_cache 0KB 4KB [ 50.663096] file_lock_cache 158KB 158KB [ 50.668449] file_lock_ctx 1KB 3KB [ 50.673796] fsnotify_mark_connector 2KB 7KB [ 50.679660] shmem_inode_cache 1042KB 1042KB [ 50.685019] task_delay_info 324KB 359KB [ 50.690365] sigqueue 348KB 350KB [ 50.695711] kernfs_node_cache 2161KB 2161KB [ 50.701053] mnt_cache 15KB 16KB [ 50.706824] filp 8614KB 8737KB [ 50.712171] names_cache 112421KB 112459KB [ 50.717520] avc_node 38KB 39KB [ 50.722921] selinux_file_security 434KB 453KB [ 50.728620] selinux_inode_security 1928KB 1928KB [ 50.734397] key_jar 3KB 7KB [ 50.746698] nsproxy 0KB 3KB [ 50.752768] vm_area_struct 18001KB 18001KB [ 50.758771] mm_struct 4328KB 4328KB [ 50.764777] fs_cache 419KB 456KB [ 50.771388] files_cache 1522KB 1522KB [ 50.776760] signal_cache 2429KB 2429KB [ 50.782129] sighand_cache 268KB 277KB [ 50.787499] task_struct 10345KB 10345KB [ 50.792873] cred_jar 2284KB 2284KB [ 50.823248] anon_vma_chain 7481KB 7481KB [ 50.829209] anon_vma 175KB 338KB [ 50.834578] pid 218KB 260KB [ 50.840372] Acpi-Operand 106KB 166KB [ 50.845724] Acpi-Namespace 19KB 23KB [ 50.851069] numa_policy 0KB 3KB [ 50.856411] debug_objects_cache 445KB 446KB [ 50.861930] trace_event_file 145KB 147KB [ 50.867287] ftrace_event_field 257KB 259KB [ 50.872730] pool_workqueue 22KB 28KB [ 50.878074] page->ptl 2988KB 2988KB [ 50.883464] kmalloc-262144 1032KB 1032KB [ 50.888815] kmalloc-131072 650KB 650KB [ 50.894167] kmalloc-65536 264KB 264KB [ 50.899511] kmalloc-32768 627KB 627KB [ 50.904854] kmalloc-16384 148KB 148KB [ 50.910197] kmalloc-8192 503KB 503KB [ 50.915540] kmalloc-4096 8546KB 8576KB [ 50.920884] kmalloc-2048 4315KB 4315KB [ 50.926228] kmalloc-1024 2803KB 2803KB [ 50.931697] kmalloc-512 2666KB 2816KB [ 50.937075] kmalloc-256 2071KB 2486KB [ 50.942433] kmalloc-128 408KB 519KB [ 50.947777] kmalloc-96 290KB 380KB [ 50.953131] kmalloc-64 699KB 832KB [ 50.958476] kmalloc-32 1878KB 2185KB [ 50.963878] kmalloc-192 193KB 244KB [ 50.969641] kmem_cache 100KB 101KB [ 50.974988] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 50.983598] [ 1781] 0 1781 5385 174 94208 0 -1000 udevd [ 50.991760] [ 3218] 0 3218 2493 573 53248 0 0 dhclient [ 51.000154] [ 3349] 0 3349 14298 173 114688 0 0 rsyslogd [ 51.008542] [ 3404] 0 3404 4725 50 86016 0 0 cron [ 51.016581] [ 3424] 0 3424 3735 44 65536 0 0 mcstransd [ 51.025055] [ 3425] 0 3425 12927 1228 131072 0 0 restorecond [ 51.033709] [ 3450] 0 3450 12490 153 135168 0 -1000 sshd [ 51.041784] [ 3474] 0 3474 3694 41 77824 0 0 getty [ 51.049920] [ 3475] 0 3475 3694 41 77824 0 0 getty [ 51.058046] [ 3476] 0 3476 3694 41 73728 0 0 getty [ 51.066172] [ 3477] 0 3477 3694 40 77824 0 0 getty [ 51.074298] [ 3478] 0 3478 3694 41 77824 0 0 getty [ 51.082422] [ 3479] 0 3479 3694 42 73728 0 0 getty [ 51.090546] [ 3480] 0 3480 3649 41 77824 0 0 getty [ 51.098694] [ 3484] 0 3484 5681 455 90112 0 -1000 udevd [ 51.106830] [ 3485] 0 3485 5384 174 90112 0 -1000 udevd [ 51.114977] [ 3505] 0 3505 17821 196 184320 0 0 sshd [ 51.123042] [ 3507] 0 3507 286 1 28672 0 0 syzkaller625586 [ 51.132068] [ 3508] 0 3508 286 11 28672 0 0 syzkaller625586 [ 51.141077] [ 3509] 0 3509 286 11 28672 0 0 syzkaller625586 [ 51.150089] [ 3510] 0 3510 286 11 28672 0 0 syzkaller625586 [ 51.159102] [ 3511] 0 3511 286 11 28672 0 0 syzkaller625586 [ 51.168111] [ 3512] 0 3512 286 11 28672 0 0 syzkaller625586 [ 51.177118] [ 3513] 0 3513 286 11 28672 0 0 syzkaller625586 [ 51.186122] [ 3514] 0 3514 286 11 28672 0 0 syzkaller625586 [ 51.195129] [ 3515] 0 3515 286 11 28672 0 0 syzkaller625586 [ 51.204145] [ 3516] 0 3516 4381 523 32768 0 0 syzkaller625586 [ 51.213149] [ 3517] 0 3517 4381 523 32768 0 0 syzkaller625586 [ 51.222153] [ 3518] 0 3518 4381 523 32768 0 0 syzkaller625586 [ 51.231169] [ 3519] 0 3519 4381 523 32768 0 0 syzkaller625586 [ 51.240188] [ 3520] 0 3520 4381 523 32768 0 0 syzkaller625586 [ 51.249208] [ 3521] 0 3521 4381 523 32768 0 0 syzkaller625586 [ 51.258214] [ 3522] 0 3522 4381 523 32768 0 0 syzkaller625586 [ 51.267224] [ 3523] 0 3523 4381 523 32768 0 0 syzkaller625586 [ 51.276224] Out of memory: Kill process 3425 (restorecond) score 0 or sacrifice child [ 51.284577] Killed process 3425 (restorecond) total-vm:51708kB, anon-rss:4912kB, file-rss:0kB, shmem-rss:0kB [ 51.347644] syzkaller625586 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 51.395458] syzkaller625586 cpuset=/ mems_allowed=0 [ 51.400652] CPU: 0 PID: 3510 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 51.408337] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.417668] Call Trace: [ 51.420239] dump_stack+0x194/0x257 [ 51.423852] ? arch_local_irq_restore+0x53/0x53 [ 51.428502] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 51.433685] dump_header+0x28c/0xe2b [ 51.437390] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 51.442566] ? pagefault_out_of_memory+0x145/0x145 [ 51.447482] ? print_irqtrace_events+0x270/0x270 [ 51.452230] ? avc_has_perm_noaudit+0x37e/0x520 [ 51.456883] ? check_noncircular+0x20/0x20 [ 51.461117] ? reacquire_held_locks+0x1f9/0x3e0 [ 51.465763] ? reacquire_held_locks+0x1f9/0x3e0 [ 51.470411] ? check_noncircular+0x20/0x20 [ 51.474620] ? task_will_free_mem+0x252/0xaa0 [ 51.479094] ? check_noncircular+0x20/0x20 [ 51.483317] ? print_irqtrace_events+0x270/0x270 [ 51.488067] ? ___ratelimit+0x30d/0x630 [ 51.492028] ? lock_downgrade+0x980/0x980 [ 51.496167] ? lock_release+0xa40/0xa40 [ 51.500134] ? mark_held_locks+0xaf/0x100 [ 51.504272] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 51.509361] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.514360] ? trace_hardirqs_on+0xd/0x10 [ 51.518493] ? ___ratelimit+0x95/0x630 [ 51.522365] ? idr_get_free_cmn+0xfd0/0xfd0 [ 51.526671] ? check_noncircular+0x20/0x20 [ 51.530902] oom_kill_process+0x81b/0x9f0 [ 51.535034] ? oom_badness+0xd1/0x980 [ 51.538812] ? lock_release+0xa40/0xa40 [ 51.542772] ? oom_kill_memcg_member+0x20/0x20 [ 51.547341] ? oom_evaluate_task+0x480/0x480 [ 51.551743] ? out_of_memory+0xe1c/0x1790 [ 51.555866] ? lock_downgrade+0x980/0x980 [ 51.559992] ? lock_release+0xa40/0xa40 [ 51.563942] ? oom_evaluate_task+0x284/0x480 [ 51.568322] out_of_memory+0x9d5/0x1790 [ 51.572286] ? oom_killer_disable+0x310/0x310 [ 51.576766] ? mutex_trylock+0x23a/0x2d0 [ 51.580794] ? __alloc_pages_slowpath+0xf63/0x2cc0 [ 51.585706] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 51.591136] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 51.597005] __alloc_pages_slowpath+0x1ce4/0x2cc0 [ 51.601844] ? trace_hardirqs_on+0xd/0x10 [ 51.606001] ? warn_alloc+0x2b0/0x2b0 [ 51.609786] ? lock_downgrade+0x980/0x980 [ 51.613931] ? __lock_is_held+0xb6/0x140 [ 51.617997] ? find_get_entry+0x53c/0x9e0 [ 51.622162] ? __lock_acquire+0x664/0x3e00 [ 51.626427] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 51.632310] ? __might_sleep+0x95/0x190 [ 51.636275] __alloc_pages_nodemask+0x9fb/0xd80 [ 51.640935] ? __alloc_pages_slowpath+0x2cc0/0x2cc0 [ 51.645932] ? add_to_page_cache_lru+0x510/0x510 [ 51.650679] ? check_noncircular+0x20/0x20 [ 51.654892] ? check_noncircular+0x20/0x20 [ 51.659122] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 51.663894] alloc_pages_current+0xb6/0x1e0 [ 51.668207] __page_cache_alloc+0x334/0x500 [ 51.672510] ? rcu_read_lock_held+0xa9/0xc0 [ 51.676818] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 51.684179] filemap_fault+0xf34/0x1ca0 [ 51.688133] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 51.693320] ? __lock_page_or_retry+0x4f0/0x4f0 [ 51.697981] ? filemap_map_pages+0x942/0x15d0 [ 51.702478] ? find_get_entries_tag+0xeb0/0xeb0 [ 51.707132] ? check_noncircular+0x20/0x20 [ 51.711356] ? check_noncircular+0x20/0x20 [ 51.715568] ? find_held_lock+0x35/0x1d0 [ 51.719619] ? print_irqtrace_events+0x270/0x270 [ 51.724352] ? print_irqtrace_events+0x270/0x270 [ 51.729086] ? print_irqtrace_events+0x270/0x270 [ 51.733827] ? lock_downgrade+0x980/0x980 [ 51.737977] ? lock_acquire+0x1d5/0x580 [ 51.741927] ? lock_acquire+0x1d5/0x580 [ 51.745884] ? ext4_filemap_fault+0x7a/0xad [ 51.750193] ? __lock_acquire+0x664/0x3e00 [ 51.754415] ? lock_release+0xa40/0xa40 [ 51.758370] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 51.764246] ? rcu_note_context_switch+0x710/0x710 [ 51.769166] ? __might_sleep+0x95/0x190 [ 51.773127] ? down_read+0x96/0x150 [ 51.776732] ? ext4_filemap_fault+0x7a/0xad [ 51.781035] ? __down_interruptible+0x6b0/0x6b0 [ 51.785702] ext4_filemap_fault+0x82/0xad [ 51.790097] __do_fault+0xeb/0x315 [ 51.793624] ? pte_offset_kernel+0xc7/0xc7 [ 51.797841] ? do_raw_spin_trylock+0x190/0x190 [ 51.802414] ? check_noncircular+0x20/0x20 [ 51.806641] __handle_mm_fault+0x1d8f/0x3ce0 [ 51.811043] ? __pmd_alloc+0x4e0/0x4e0 [ 51.814926] ? find_held_lock+0x35/0x1d0 [ 51.818981] ? handle_mm_fault+0x2a0/0x930 [ 51.823199] ? lock_downgrade+0x980/0x980 [ 51.827373] handle_mm_fault+0x38f/0x930 [ 51.831415] ? down_read_trylock+0xdb/0x170 [ 51.835722] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 51.840284] ? vmacache_find+0x5f/0x280 [ 51.844245] ? find_vma+0x30/0x150 [ 51.847775] __do_page_fault+0x5c9/0xc90 [ 51.851818] ? kernel_wait4+0x26e/0x370 [ 51.855784] ? mm_fault_error+0x2c0/0x2c0 [ 51.859933] do_page_fault+0xee/0x720 [ 51.863710] ? nanosleep_copyout+0x100/0x100 [ 51.868100] ? __do_page_fault+0xc90/0xc90 [ 51.872314] ? enqueue_hrtimer+0x4a0/0x4a0 [ 51.876538] ? SyS_clock_gettime+0x8f/0x160 [ 51.880853] ? retint_user+0x18/0x18 [ 51.884550] ? page_fault+0x36/0x60 [ 51.888160] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.894294] ? page_fault+0x36/0x60 [ 51.897905] page_fault+0x4c/0x60 [ 51.901336] RIP: 0033:0x441694 [ 51.904505] RSP: 002b:00007fffae4d31d0 EFLAGS: 00010217 [ 51.909845] RAX: 0000000000000000 RBX: 0000000000000dc2 RCX: 000000000043fed0 [ 51.917097] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fffae4d31d0 [ 51.924344] RBP: 000000000000badc R08: 0000000000000db6 R09: 0000000000732940 [ 51.931590] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000dc2 [ 51.938840] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 51.946348] Mem-Info: [ 51.951085] active_anon:6362 inactive_anon:62 isolated_anon:0 [ 51.951085] active_file:15 inactive_file:13 isolated_file:0 [ 51.951085] unevictable:0 dirty:0 writeback:0 unstable:0 [ 51.951085] slab_reclaimable:7207 slab_unreclaimable:82807 [ 51.951085] mapped:2 shmem:68 pagetables:333 bounce:0 [ 51.951085] free:24220 free_pcp:31 free_cma:0 [ 51.983144] Node 0 active_anon:25448kB inactive_anon:248kB active_file:44kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 52.010041] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.036178] lowmem_reserve[]: 0 2870 6381 6381 [ 52.040789] Node 0 DMA32 free:44132kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.117483] lowmem_reserve[]: 0 0 3510 3510 [ 52.153181] Node 0 Normal free:36840kB min:37084kB low:46352kB high:55620kB active_anon:25448kB inactive_anon:248kB active_file:36kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3264kB pagetables:1332kB bounce:0kB free_pcp:124kB local_pcp:120kB free_cma:0kB [ 52.448617] lowmem_reserve[]: 0 0 0 0 [ 52.485117] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 52.614587] Node 0 DMA32: 3*4kB (UM) 3*8kB (M) 2*16kB (M) 1*32kB (U) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 3*512kB (UM) 4*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 44132kB [ 52.641752] Node 0 Normal: 586*4kB (UME) 438*8kB (ME) 255*16kB (ME) 193*32kB (UM) 112*64kB (M) 46*128kB (UM) 24*256kB (M) 3*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 36840kB [ 52.657232] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.665787] 96 total pagecache pages [ 52.669482] 0 pages in swap cache [ 52.672913] Swap cache stats: add 0, delete 0, find 0/0 [ 52.678253] Free swap = 0kB [ 52.681249] Total swap = 0kB [ 52.684250] 1965979 pages RAM [ 52.687335] 0 pages HighMem/MovableOnly [ 52.691285] 327761 pages reserved [ 52.694764] Unreclaimable slab info: [ 52.698508] Name Used Total [ 52.704043] hashtab_node 118KB 119KB [ 52.709388] ebitmap_node 389KB 389KB [ 52.715046] avtab_node 1012KB 1013KB [ 52.721581] TIPC 1KB 7KB [ 52.727801] SCTPv6 2KB 4KB [ 52.733995] DCCPv6 2KB 7KB [ 52.740217] DCCP 2KB 6KB [ 52.747104] fib6_nodes 0KB 4KB [ 52.753361] ip6_dst_cache 6KB 7KB [ 52.759580] RAWv6 9KB 19KB [ 52.765776] UDPv6 14KB 14KB [ 52.772040] TCPv6 28KB 28KB [ 52.778268] sd_ext_cdb 0KB 3KB [ 52.784450] scsi_sense_cache 78KB 104KB [ 52.790661] virtio_scsi_cmd 16KB 16KB [ 52.796849] sgpool-128 8KB 8KB [ 52.802987] sgpool-64 4KB 6KB [ 52.809175] sgpool-32 70KB 70KB [ 52.815371] sgpool-16 22KB 22KB [ 52.821537] sgpool-8 157KB 157KB [ 52.827788] cfq_io_cq 18KB 19KB [ 52.836348] cfq_queue 30KB 30KB [ 52.843491] mqueue_inode_cache 1KB 7KB [ 52.850569] nfs_commit_data 3KB 7KB [ 52.856817] nfs_write_data 34KB 37KB [ 52.862768] jbd2_inode 1KB 3KB [ 52.868969] ext4_system_zone 0KB 3KB [ 52.875228] bio-1 1KB 3KB [ 52.880609] rpc_buffers 17KB 19KB [ 52.885992] rpc_tasks 2KB 3KB [ 52.891398] UNIX 778KB 780KB [ 52.896756] tcp_bind_bucket 0KB 4KB [ 52.902128] ip_fib_trie 0KB 3KB [ 52.907499] ip_fib_alias 0KB 3KB [ 52.912866] ip_dst_cache 6KB 8KB [ 52.918237] RAW 5KB 7KB [ 52.923607] UDP 29KB 31KB [ 52.928979] request_sock_TCP 0KB 3KB [ 52.934352] TCP 7KB 7KB [ 52.939721] hugetlbfs_inode_cache 1KB 7KB [ 52.945438] eventpoll_pwq 9KB 15KB [ 52.950810] eventpoll_epi 18KB 23KB [ 52.956167] inotify_inode_mark 3KB 11KB [ 52.961679] request_queue 31KB 45KB [ 52.967051] blkdev_ioc 27KB 27KB [ 52.972422] bio-0 277KB 277KB [ 52.977792] biovec-(1<<(21-12)) 445KB 445KB [ 52.984118] biovec-64 110KB 110KB [ 52.989490] biovec-16 15KB 18KB [ 52.994863] bio_integrity_payload 0KB 4KB [ 53.000572] khugepaged_mm_slot 1KB 3KB [ 53.006043] uid_cache 2KB 3KB [ 53.011413] dmaengine-unmap-2 0KB 3KB [ 53.016778] audit_buffer 0KB 3KB [ 53.022148] skbuff_fclone_cache 133KB 135KB [ 53.027694] skbuff_head_cache 1663KB 1665KB [ 53.033058] configfs_dir_cache 0KB 4KB [ 53.038506] file_lock_cache 158KB 158KB [ 53.043884] file_lock_ctx 1KB 3KB [ 53.049245] fsnotify_mark_connector 2KB 7KB [ 53.055141] shmem_inode_cache 1042KB 1042KB [ 53.060515] task_delay_info 320KB 359KB [ 53.065892] sigqueue 350KB 350KB [ 53.071268] kernfs_node_cache 2161KB 2161KB [ 53.076645] mnt_cache 15KB 16KB [ 53.082039] filp 8614KB 8737KB [ 53.087416] names_cache 112421KB 112459KB [ 53.092787] avc_node 38KB 39KB [ 53.098161] selinux_file_security 434KB 453KB [ 53.103880] selinux_inode_security 1927KB 1928KB [ 53.109703] key_jar 3KB 7KB [ 53.115838] nsproxy 0KB 3KB [ 53.121218] vm_area_struct 18000KB 18001KB [ 53.126596] mm_struct 4326KB 4328KB [ 53.131973] fs_cache 413KB 456KB [ 53.137350] files_cache 1522KB 1522KB [ 53.142724] signal_cache 2426KB 2429KB [ 53.148098] sighand_cache 256KB 277KB [ 53.153470] task_struct 10345KB 10345KB [ 53.158840] cred_jar 2284KB 2284KB [ 53.164212] anon_vma_chain 7480KB 7481KB [ 53.169582] anon_vma 169KB 338KB [ 53.174951] pid 215KB 260KB [ 53.180326] Acpi-Operand 106KB 166KB [ 53.185704] Acpi-Namespace 19KB 23KB [ 53.191075] numa_policy 0KB 3KB [ 53.196451] debug_objects_cache 445KB 446KB [ 53.202028] trace_event_file 145KB 147KB [ 53.207400] ftrace_event_field 257KB 259KB [ 53.212860] pool_workqueue 22KB 28KB [ 53.218281] page->ptl 2988KB 2988KB [ 53.227238] kmalloc-262144 1032KB 1032KB [ 53.243102] kmalloc-131072 650KB 650KB [ 53.262991] kmalloc-65536 264KB 264KB [ 53.280699] kmalloc-32768 627KB 627KB [ 53.287746] kmalloc-16384 148KB 148KB [ 53.293937] kmalloc-8192 503KB 503KB [ 53.316606] kmalloc-4096 8538KB 8576KB [ 53.330943] kmalloc-2048 4328KB 4328KB [ 53.348750] kmalloc-1024 2802KB 2803KB [ 53.354960] kmalloc-512 2659KB 2816KB [ 53.368507] kmalloc-256 2068KB 2482KB [ 53.377961] kmalloc-128 403KB 519KB [ 53.386974] kmalloc-96 290KB 380KB [ 53.394852] kmalloc-64 706KB 832KB [ 53.407654] kmalloc-32 1877KB 2185KB [ 53.419104] kmalloc-192 193KB 244KB [ 53.425967] kmem_cache 100KB 101KB [ 53.444503] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 53.453990] [ 1781] 0 1781 5385 174 94208 0 -1000 udevd [ 53.462362] [ 3218] 0 3218 2493 573 53248 0 0 dhclient [ 53.470777] [ 3349] 0 3349 14298 173 114688 0 0 rsyslogd [ 53.479191] [ 3404] 0 3404 4725 50 86016 0 0 cron [ 53.487257] [ 3424] 0 3424 3735 44 65536 0 0 mcstransd [ 53.495758] [ 3450] 0 3450 12490 153 135168 0 -1000 sshd [ 53.503867] [ 3474] 0 3474 3694 41 77824 0 0 getty [ 53.512084] [ 3475] 0 3475 3694 41 77824 0 0 getty [ 53.520233] [ 3476] 0 3476 3694 41 73728 0 0 getty [ 53.528379] [ 3477] 0 3477 3694 40 77824 0 0 getty [ 53.536524] [ 3478] 0 3478 3694 41 77824 0 0 getty [ 53.544670] [ 3479] 0 3479 3694 42 73728 0 0 getty [ 53.552820] [ 3480] 0 3480 3649 41 77824 0 0 getty [ 53.560969] [ 3484] 0 3484 5681 455 90112 0 -1000 udevd [ 53.569114] [ 3485] 0 3485 5384 174 90112 0 -1000 udevd [ 53.577261] [ 3505] 0 3505 17821 196 184320 0 0 sshd [ 53.585322] [ 3507] 0 3507 286 1 28672 0 0 syzkaller625586 [ 53.594338] [ 3508] 0 3508 286 11 28672 0 0 syzkaller625586 [ 53.603353] [ 3509] 0 3509 286 11 28672 0 0 syzkaller625586 [ 53.612367] [ 3510] 0 3510 286 11 28672 0 0 syzkaller625586 [ 53.621383] [ 3511] 0 3511 286 11 28672 0 0 syzkaller625586 [ 53.630396] [ 3512] 0 3512 286 11 28672 0 0 syzkaller625586 [ 53.639414] [ 3513] 0 3513 286 11 28672 0 0 syzkaller625586 [ 53.648429] [ 3514] 0 3514 286 11 28672 0 0 syzkaller625586 [ 53.657442] [ 3515] 0 3515 286 11 28672 0 0 syzkaller625586 [ 53.666456] [ 3516] 0 3516 4381 523 32768 0 0 syzkaller625586 [ 53.675469] [ 3517] 0 3517 4381 523 32768 0 0 syzkaller625586 [ 53.684484] [ 3518] 0 3518 4381 523 32768 0 0 syzkaller625586 [ 53.693496] [ 3519] 0 3519 4381 523 32768 0 0 syzkaller625586 [ 53.702513] [ 3520] 0 3520 4381 523 32768 0 0 syzkaller625586 [ 53.711529] [ 3521] 0 3521 4381 523 32768 0 0 syzkaller625586 [ 53.720553] [ 3522] 0 3522 4381 523 32768 0 0 syzkaller625586 [ 53.729574] [ 3523] 0 3523 4381 523 32768 0 0 syzkaller625586 [ 53.738586] Out of memory: Kill process 3218 (dhclient) score 0 or sacrifice child [ 53.785288] Killed process 3218 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 53.799514] syzkaller625586 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 53.824386] syzkaller625586 cpuset=/ mems_allowed=0 [ 53.829484] CPU: 0 PID: 3518 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 53.837167] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.846496] Call Trace: [ 53.849066] dump_stack+0x194/0x257 [ 53.852681] ? arch_local_irq_restore+0x53/0x53 [ 53.857336] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.862517] dump_header+0x28c/0xe2b [ 53.866221] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.871390] ? lock_release+0xa40/0xa40 [ 53.875354] ? pagefault_out_of_memory+0x145/0x145 [ 53.880258] ? __lock_acquire+0x664/0x3e00 [ 53.884477] ? print_irqtrace_events+0x270/0x270 [ 53.889226] ? avc_has_perm_noaudit+0x37e/0x520 [ 53.893878] ? check_noncircular+0x20/0x20 [ 53.898093] ? check_noncircular+0x20/0x20 [ 53.902312] ? print_irqtrace_events+0x270/0x270 [ 53.907059] ? reacquire_held_locks+0x1f9/0x3e0 [ 53.911710] ? reacquire_held_locks+0x1f9/0x3e0 [ 53.916361] ? check_noncircular+0x20/0x20 [ 53.920577] ? task_will_free_mem+0x252/0xaa0 [ 53.925056] ? check_noncircular+0x20/0x20 [ 53.929277] ? print_irqtrace_events+0x270/0x270 [ 53.934045] ? ___ratelimit+0x30d/0x630 [ 53.938004] ? lock_downgrade+0x980/0x980 [ 53.942144] ? lock_release+0xa40/0xa40 [ 53.946110] ? mark_held_locks+0xaf/0x100 [ 53.950239] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 53.955326] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.960327] ? trace_hardirqs_on+0xd/0x10 [ 53.964460] ? ___ratelimit+0x95/0x630 [ 53.968330] ? idr_get_free_cmn+0xfd0/0xfd0 [ 53.972632] ? check_noncircular+0x20/0x20 [ 53.976859] oom_kill_process+0x81b/0x9f0 [ 53.980986] ? oom_badness+0xd1/0x980 [ 53.984766] ? lock_release+0xa40/0xa40 [ 53.988724] ? oom_kill_memcg_member+0x20/0x20 [ 53.993298] ? oom_evaluate_task+0x480/0x480 [ 53.997700] ? out_of_memory+0xe1c/0x1790 [ 54.001834] ? lock_downgrade+0x980/0x980 [ 54.005967] ? lock_release+0xa40/0xa40 [ 54.009941] ? oom_evaluate_task+0x284/0x480 [ 54.014339] out_of_memory+0x9d5/0x1790 [ 54.018308] ? oom_killer_disable+0x310/0x310 [ 54.022796] ? mutex_trylock+0x23a/0x2d0 [ 54.026836] ? __alloc_pages_slowpath+0xf63/0x2cc0 [ 54.031745] ? __lock_is_held+0xb6/0x140 [ 54.035789] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 54.041239] __alloc_pages_slowpath+0x1ce4/0x2cc0 [ 54.046110] ? warn_alloc+0x2b0/0x2b0 [ 54.049889] ? trace_hardirqs_off+0xd/0x10 [ 54.054129] ? mark_held_locks+0xaf/0x100 [ 54.058259] ? _raw_spin_unlock_irq+0x27/0x70 [ 54.062738] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 54.067739] ? trace_hardirqs_on+0xd/0x10 [ 54.071869] ? _raw_spin_unlock_irq+0x27/0x70 [ 54.076346] ? finish_task_switch+0x1d3/0x740 [ 54.080820] ? finish_task_switch+0x1aa/0x740 [ 54.085291] ? __switch_to_asm+0x43/0x80 [ 54.089330] ? __switch_to_asm+0x53/0x80 [ 54.093367] ? __switch_to_asm+0x43/0x80 [ 54.097415] ? __switch_to_asm+0x43/0x80 [ 54.101458] ? print_irqtrace_events+0x270/0x270 [ 54.106193] ? __switch_to_asm+0x43/0x80 [ 54.110241] ? __schedule+0x8f3/0x2060 [ 54.114140] ? __lock_is_held+0xb6/0x140 [ 54.118206] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 54.124089] ? __might_sleep+0x95/0x190 [ 54.128056] __alloc_pages_nodemask+0x9fb/0xd80 [ 54.132716] ? __alloc_pages_slowpath+0x2cc0/0x2cc0 [ 54.137717] ? __sched_text_start+0x8/0x8 [ 54.141853] ? retint_kernel+0x10/0x10 [ 54.145732] ? __lock_is_held+0xb6/0x140 [ 54.149771] ? __vmalloc_node_range+0x4b7/0x650 [ 54.154443] ? rcu_note_context_switch+0x710/0x710 [ 54.159363] alloc_pages_current+0xb6/0x1e0 [ 54.163679] __vmalloc_node_range+0x409/0x650 [ 54.168175] ? xt_alloc_table_info+0x63/0xe0 [ 54.172575] __vmalloc_node_flags_caller+0x50/0x60 [ 54.177483] ? xt_alloc_table_info+0x63/0xe0 [ 54.181879] kvmalloc_node+0x82/0xd0 [ 54.185581] xt_alloc_table_info+0x63/0xe0 [ 54.189802] do_ip6t_set_ctl+0x29b/0x5f0 [ 54.193854] ? translate_compat_table+0x1c50/0x1c50 [ 54.198872] ? mutex_unlock+0xd/0x10 [ 54.202564] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 54.207827] nf_setsockopt+0x67/0xc0 [ 54.211528] ipv6_setsockopt+0x115/0x150 [ 54.215579] tcp_setsockopt+0x82/0xd0 [ 54.219370] sock_common_setsockopt+0x95/0xd0 [ 54.223854] SyS_setsockopt+0x189/0x360 [ 54.227818] ? SyS_recv+0x40/0x40 [ 54.231254] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 54.236082] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 54.241082] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.245830] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 54.250561] RIP: 0033:0x4416b9 [ 54.253729] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 54.261415] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 54.268663] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 54.275913] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 54.283159] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 54.290403] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 54.297874] Mem-Info: [ 54.317742] active_anon:5789 inactive_anon:62 isolated_anon:0 [ 54.317742] active_file:15 inactive_file:9 isolated_file:28 [ 54.317742] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.317742] slab_reclaimable:7207 slab_unreclaimable:82806 [ 54.317742] mapped:2 shmem:68 pagetables:326 bounce:0 [ 54.317742] free:24228 free_pcp:30 free_cma:0 [ 54.349820] Node 0 active_anon:23156kB inactive_anon:248kB active_file:72kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):28kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 54.376799] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 54.402908] lowmem_reserve[]: 0 2870 6381 6381 [ 54.407482] Node 0 DMA32 free:44132kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 54.435288] lowmem_reserve[]: 0 0 3510 3510 [ 54.439633] Node 0 Normal free:36992kB min:37084kB low:46352kB high:55620kB active_anon:23156kB inactive_anon:248kB active_file:60kB inactive_file:24kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3232kB pagetables:1304kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 54.468438] lowmem_reserve[]: 0 0 0 0 [ 54.472232] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 54.485793] Node 0 DMA32: 3*4kB (UM) 3*8kB (M) 2*16kB (M) 1*32kB (U) 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 3*512kB (UM) 4*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 44132kB [ 54.501020] Node 0 Normal: 472*4kB (UME) 382*8kB (UME) 269*16kB (ME) 191*32kB (UM) 126*64kB (UM) 48*128kB (M) 25*256kB (UM) 2*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 36992kB [ 54.516577] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 54.525137] 96 total pagecache pages [ 54.528839] 0 pages in swap cache [ 54.532278] Swap cache stats: add 0, delete 0, find 0/0 [ 54.537626] Free swap = 0kB [ 54.540622] Total swap = 0kB [ 54.543820] 1965979 pages RAM [ 54.546917] 0 pages HighMem/MovableOnly [ 54.550869] 327761 pages reserved [ 54.554319] Unreclaimable slab info: [ 54.558021] Name Used Total [ 54.563543] hashtab_node 118KB 119KB [ 54.568885] ebitmap_node 389KB 389KB [ 54.574229] avtab_node 1012KB 1013KB [ 54.579579] TIPC 1KB 7KB [ 54.584926] SCTPv6 2KB 4KB [ 54.590273] DCCPv6 2KB 7KB [ 54.595620] DCCP 2KB 6KB [ 54.600985] fib6_nodes 0KB 4KB [ 54.606332] ip6_dst_cache 6KB 7KB [ 54.611676] RAWv6 9KB 19KB [ 54.617019] UDPv6 14KB 14KB [ 54.622362] TCPv6 28KB 28KB [ 54.627718] sd_ext_cdb 0KB 3KB [ 54.633064] scsi_sense_cache 77KB 104KB [ 54.638408] virtio_scsi_cmd 16KB 16KB [ 54.643753] sgpool-128 8KB 8KB [ 54.649642] sgpool-64 4KB 6KB [ 54.654990] sgpool-32 70KB 70KB [ 54.660340] sgpool-16 22KB 22KB [ 54.665688] sgpool-8 156KB 157KB [ 54.671031] cfq_io_cq 17KB 19KB [ 54.676372] cfq_queue 27KB 30KB [ 54.681717] mqueue_inode_cache 1KB 7KB [ 54.687147] nfs_commit_data 3KB 7KB [ 54.692490] nfs_write_data 34KB 37KB [ 54.697836] jbd2_inode 1KB 3KB [ 54.703185] ext4_system_zone 0KB 3KB [ 54.708533] bio-1 1KB 3KB [ 54.713880] rpc_buffers 17KB 19KB [ 54.719223] rpc_tasks 2KB 3KB [ 54.724565] UNIX 778KB 780KB [ 54.729913] tcp_bind_bucket 0KB 4KB [ 54.735278] ip_fib_trie 0KB 3KB [ 54.740631] ip_fib_alias 0KB 3KB [ 54.745976] ip_dst_cache 6KB 8KB [ 54.751499] RAW 5KB 7KB [ 54.756873] UDP 29KB 31KB [ 54.762239] request_sock_TCP 0KB 3KB [ 54.767610] TCP 7KB 7KB [ 54.772978] hugetlbfs_inode_cache 1KB 7KB [ 54.778697] eventpoll_pwq 9KB 15KB [ 54.784064] eventpoll_epi 18KB 23KB [ 54.789436] inotify_inode_mark 3KB 11KB [ 54.794898] request_queue 31KB 45KB [ 54.800265] blkdev_ioc 26KB 27KB [ 54.805635] bio-0 276KB 277KB [ 54.811006] biovec-(1<<(21-12)) 445KB 445KB [ 54.816571] biovec-64 110KB 110KB [ 54.821940] biovec-16 15KB 18KB [ 54.827305] bio_integrity_payload 0KB 4KB [ 54.833035] khugepaged_mm_slot 1KB 3KB [ 54.838495] uid_cache 1KB 3KB [ 54.843862] dmaengine-unmap-2 0KB 3KB [ 54.849229] audit_buffer 0KB 3KB [ 54.854598] skbuff_fclone_cache 132KB 135KB [ 54.861167] skbuff_head_cache 1662KB 1665KB [ 54.866539] configfs_dir_cache 0KB 4KB [ 54.871992] file_lock_cache 158KB 158KB [ 54.877360] file_lock_ctx 1KB 3KB [ 54.882727] fsnotify_mark_connector 2KB 7KB [ 54.888617] shmem_inode_cache 1042KB 1042KB [ 54.893988] task_delay_info 315KB 359KB [ 54.899361] sigqueue 349KB 350KB [ 54.904729] kernfs_node_cache 2161KB 2161KB [ 54.910096] mnt_cache 15KB 16KB [ 54.915466] filp 8614KB 8737KB [ 54.920871] names_cache 112421KB 112459KB [ 54.929266] avc_node 38KB 39KB [ 54.937779] selinux_file_security 434KB 453KB [ 54.950213] selinux_inode_security 1927KB 1928KB [ 54.956039] key_jar 3KB 7KB [ 54.961774] nsproxy 0KB 3KB [ 54.974707] vm_area_struct 18000KB 18001KB [ 54.980093] mm_struct 4325KB 4328KB [ 54.985454] fs_cache 407KB 456KB [ 54.990798] files_cache 1522KB 1522KB [ 54.996140] signal_cache 2425KB 2429KB [ 55.001483] sighand_cache 254KB 277KB [ 55.006827] task_struct 10345KB 10345KB [ 55.012171] cred_jar 2284KB 2284KB [ 55.017515] anon_vma_chain 7479KB 7481KB [ 55.022858] anon_vma 164KB 335KB [ 55.028199] pid 212KB 260KB [ 55.033543] Acpi-Operand 106KB 166KB [ 55.038886] Acpi-Namespace 19KB 23KB [ 55.044230] numa_policy 0KB 3KB [ 55.049578] debug_objects_cache 445KB 446KB [ 55.055093] trace_event_file 145KB 147KB [ 55.060439] ftrace_event_field 257KB 259KB [ 55.065868] pool_workqueue 22KB 28KB [ 55.071217] page->ptl 2988KB 2988KB [ 55.076575] kmalloc-262144 1032KB 1032KB [ 55.081948] kmalloc-131072 650KB 650KB [ 55.087303] kmalloc-65536 264KB 264KB [ 55.092649] kmalloc-32768 627KB 627KB [ 55.097990] kmalloc-16384 148KB 148KB [ 55.103333] kmalloc-8192 503KB 503KB [ 55.108676] kmalloc-4096 8534KB 8572KB [ 55.114023] kmalloc-2048 4326KB 4328KB [ 55.119363] kmalloc-1024 2801KB 2803KB [ 55.124706] kmalloc-512 2652KB 2816KB [ 55.130048] kmalloc-256 2067KB 2482KB [ 55.135389] kmalloc-128 399KB 519KB [ 55.140729] kmalloc-96 287KB 380KB [ 55.146071] kmalloc-64 703KB 832KB [ 55.151412] kmalloc-32 1877KB 2185KB [ 55.156758] kmalloc-192 193KB 244KB [ 55.162100] kmem_cache 100KB 101KB [ 55.167444] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 55.176038] [ 1781] 0 1781 5385 174 94208 0 -1000 udevd [ 55.184188] [ 3349] 0 3349 14298 173 114688 0 0 rsyslogd [ 55.192587] [ 3404] 0 3404 4725 50 86016 0 0 cron [ 55.200626] [ 3424] 0 3424 3735 44 65536 0 0 mcstransd [ 55.209102] [ 3450] 0 3450 12490 153 135168 0 -1000 sshd [ 55.217143] [ 3474] 0 3474 3694 41 77824 0 0 getty [ 55.225270] [ 3475] 0 3475 3694 41 77824 0 0 getty [ 55.233396] [ 3476] 0 3476 3694 41 73728 0 0 getty [ 55.241523] [ 3477] 0 3477 3694 40 77824 0 0 getty [ 55.249652] [ 3478] 0 3478 3694 41 77824 0 0 getty [ 55.257786] [ 3479] 0 3479 3694 42 73728 0 0 getty [ 55.265942] [ 3480] 0 3480 3649 41 77824 0 0 getty [ 55.274081] [ 3484] 0 3484 5681 455 90112 0 -1000 udevd [ 55.282214] [ 3485] 0 3485 5384 174 90112 0 -1000 udevd [ 55.290369] [ 3505] 0 3505 17821 196 184320 0 0 sshd [ 55.298428] [ 3507] 0 3507 286 1 28672 0 0 syzkaller625586 [ 55.307426] [ 3508] 0 3508 286 11 28672 0 0 syzkaller625586 [ 55.316424] [ 3509] 0 3509 286 11 28672 0 0 syzkaller625586 [ 55.325421] [ 3510] 0 3510 286 11 28672 0 0 syzkaller625586 [ 55.334420] [ 3511] 0 3511 286 11 28672 0 0 syzkaller625586 [ 55.343417] [ 3512] 0 3512 286 11 28672 0 0 syzkaller625586 [ 55.352415] [ 3513] 0 3513 286 11 28672 0 0 syzkaller625586 [ 55.361411] [ 3514] 0 3514 286 11 28672 0 0 syzkaller625586 [ 55.370405] [ 3515] 0 3515 286 11 28672 0 0 syzkaller625586 [ 55.379406] [ 3516] 0 3516 4381 523 32768 0 0 syzkaller625586 [ 55.388402] [ 3517] 0 3517 4381 523 32768 0 0 syzkaller625586 [ 55.397405] [ 3518] 0 3518 4381 523 32768 0 0 syzkaller625586 [ 55.406408] [ 3519] 0 3519 4381 523 32768 0 0 syzkaller625586 [ 55.415407] [ 3520] 0 3520 4381 523 32768 0 0 syzkaller625586 [ 55.424402] [ 3521] 0 3521 4381 523 32768 0 0 syzkaller625586 [ 55.433398] [ 3522] 0 3522 4381 523 32768 0 0 syzkaller625586 [ 55.442402] [ 3523] 0 3523 4381 523 32768 0 0 syzkaller625586 [ 55.451395] Out of memory: Kill process 3516 (syzkaller625586) score 0 or sacrifice child [ 55.459705] Killed process 3516 (syzkaller625586) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 55.472830] oom_reaper: reaped process 3516 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 55.599586] rsyslogd invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 55.611036] rsyslogd cpuset=/ mems_allowed=0 [ 55.615451] CPU: 1 PID: 3353 Comm: rsyslogd Not tainted 4.15.0-rc7-mm1+ #54 [ 55.622518] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.631840] Call Trace: [ 55.634402] dump_stack+0x194/0x257 [ 55.638009] ? arch_local_irq_restore+0x53/0x53 [ 55.642647] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 55.647814] dump_header+0x28c/0xe2b [ 55.651499] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 55.656658] ? pagefault_out_of_memory+0x145/0x145 [ 55.661557] ? print_irqtrace_events+0x270/0x270 [ 55.666285] ? avc_has_perm_noaudit+0x37e/0x520 [ 55.670922] ? check_noncircular+0x20/0x20 [ 55.675123] ? check_noncircular+0x20/0x20 [ 55.679327] ? print_irqtrace_events+0x270/0x270 [ 55.684055] ? reacquire_held_locks+0x1f9/0x3e0 [ 55.688695] ? reacquire_held_locks+0x1f9/0x3e0 [ 55.693335] ? check_noncircular+0x20/0x20 [ 55.697538] ? task_will_free_mem+0x252/0xaa0 [ 55.701998] ? check_noncircular+0x20/0x20 [ 55.706219] ? print_irqtrace_events+0x270/0x270 [ 55.710972] ? ___ratelimit+0x30d/0x630 [ 55.714930] ? lock_downgrade+0x980/0x980 [ 55.719060] ? lock_release+0xa40/0xa40 [ 55.723008] ? mark_held_locks+0xaf/0x100 [ 55.727140] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 55.732212] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 55.737194] ? trace_hardirqs_on+0xd/0x10 [ 55.741343] ? ___ratelimit+0x95/0x630 [ 55.745203] ? idr_get_free_cmn+0xfd0/0xfd0 [ 55.749492] ? check_noncircular+0x20/0x20 [ 55.753701] oom_kill_process+0x81b/0x9f0 [ 55.757816] ? oom_badness+0xd1/0x980 [ 55.761582] ? lock_release+0xa40/0xa40 [ 55.765526] ? oom_kill_memcg_member+0x20/0x20 [ 55.770081] ? oom_evaluate_task+0x480/0x480 [ 55.774465] ? out_of_memory+0xe1c/0x1790 [ 55.778580] ? lock_downgrade+0x980/0x980 [ 55.782699] ? lock_release+0xa40/0xa40 [ 55.786640] ? find_next_bit+0xcc/0x100 [ 55.790616] ? oom_evaluate_task+0x284/0x480 [ 55.795027] out_of_memory+0x9d5/0x1790 [ 55.798980] ? oom_killer_disable+0x310/0x310 [ 55.803454] ? mutex_trylock+0x23a/0x2d0 [ 55.807482] ? __alloc_pages_slowpath+0xf63/0x2cc0 [ 55.812377] ? __lock_is_held+0xb6/0x140 [ 55.816413] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 55.821845] __alloc_pages_slowpath+0x1ce4/0x2cc0 [ 55.826677] ? warn_alloc+0x2b0/0x2b0 [ 55.830446] ? lock_downgrade+0x980/0x980 [ 55.834572] ? radix_tree_lookup_slot+0x99/0xe0 [ 55.839222] ? find_get_entry+0x53c/0x9e0 [ 55.843346] ? lock_downgrade+0x980/0x980 [ 55.847481] ? __lock_is_held+0xb6/0x140 [ 55.851520] ? __lock_acquire+0x664/0x3e00 [ 55.855751] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 55.861612] ? __might_sleep+0x95/0x190 [ 55.865559] __alloc_pages_nodemask+0x9fb/0xd80 [ 55.870205] ? __alloc_pages_slowpath+0x2cc0/0x2cc0 [ 55.875187] ? add_to_page_cache_lru+0x510/0x510 [ 55.879917] ? check_noncircular+0x20/0x20 [ 55.884123] ? check_noncircular+0x20/0x20 [ 55.888336] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 55.893082] alloc_pages_current+0xb6/0x1e0 [ 55.897376] __page_cache_alloc+0x334/0x500 [ 55.901664] ? rcu_read_lock_held+0xa9/0xc0 [ 55.905960] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 55.913299] filemap_fault+0xf34/0x1ca0 [ 55.917243] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 55.922409] ? __lock_page_or_retry+0x4f0/0x4f0 [ 55.927052] ? filemap_map_pages+0x942/0x15d0 [ 55.931528] ? find_get_entries_tag+0xeb0/0xeb0 [ 55.936167] ? lock_downgrade+0x980/0x980 [ 55.940284] ? check_noncircular+0x20/0x20 [ 55.944483] ? find_held_lock+0x35/0x1d0 [ 55.948513] ? print_irqtrace_events+0x270/0x270 [ 55.953235] ? print_irqtrace_events+0x270/0x270 [ 55.957962] ? lock_downgrade+0x980/0x980 [ 55.962087] ? lock_acquire+0x1d5/0x580 [ 55.966030] ? lock_acquire+0x1d5/0x580 [ 55.969971] ? ext4_filemap_fault+0x7a/0xad [ 55.974268] ? __lock_acquire+0x664/0x3e00 [ 55.978471] ? lock_release+0xa40/0xa40 [ 55.982412] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 55.988264] ? rcu_note_context_switch+0x710/0x710 [ 55.993165] ? __might_sleep+0x95/0x190 [ 55.997109] ? down_read+0x96/0x150 [ 56.000700] ? ext4_filemap_fault+0x7a/0xad [ 56.004988] ? __down_interruptible+0x6b0/0x6b0 [ 56.009629] ? save_stack+0xa3/0xd0 [ 56.013224] ext4_filemap_fault+0x82/0xad [ 56.017350] __do_fault+0xeb/0x315 [ 56.020855] ? SyS_read+0xef/0x220 [ 56.024364] ? pte_offset_kernel+0xc7/0xc7 [ 56.028573] ? check_noncircular+0x20/0x20 [ 56.032776] ? check_noncircular+0x20/0x20 [ 56.036987] __handle_mm_fault+0x1d8f/0x3ce0 [ 56.041373] ? __pmd_alloc+0x4e0/0x4e0 [ 56.045234] ? find_held_lock+0x35/0x1d0 [ 56.049269] ? handle_mm_fault+0x2a0/0x930 [ 56.053474] ? lock_downgrade+0x980/0x980 [ 56.057611] handle_mm_fault+0x38f/0x930 [ 56.061636] ? down_read_trylock+0xdb/0x170 [ 56.065926] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 56.070474] ? vmacache_find+0x5f/0x280 [ 56.074412] ? vmacache_update+0xfe/0x130 [ 56.078529] ? find_vma+0x30/0x150 [ 56.082042] __do_page_fault+0x5c9/0xc90 [ 56.086070] ? vfs_copy_file_range+0x940/0x940 [ 56.090623] ? mm_fault_error+0x2c0/0x2c0 [ 56.094741] ? avc_policy_seqno+0x9/0x20 [ 56.098774] do_page_fault+0xee/0x720 [ 56.102545] ? __do_page_fault+0xc90/0xc90 [ 56.106754] ? fput+0xd2/0x140 [ 56.109914] ? SyS_read+0x184/0x220 [ 56.113509] ? entry_SYSCALL_64_fastpath+0x55/0xa0 [ 56.118406] ? page_fault+0x36/0x60 [ 56.122006] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.126824] ? page_fault+0x36/0x60 [ 56.130418] page_fault+0x4c/0x60 [ 56.133836] RIP: 0033:0x7fbfba9481fd [ 56.137518] RSP: 002b:00007fbfb7ee7e30 EFLAGS: 00010293 [ 56.142847] RAX: 000000000000012e RBX: 00000000018c64b0 RCX: 00007fbfba9481fd [ 56.150081] RDX: 0000000000000fff RSI: 00007fbfb971c5a0 RDI: 0000000000000004 [ 56.157315] RBP: 0000000000000000 R08: 00000000018b1260 R09: 0000000004000001 [ 56.164551] R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420 [ 56.172411] R13: 00007fbfb7ee89c0 R14: 00007fbfbaf8d040 R15: 0000000000000003 [ 56.179781] Mem-Info: [ 56.182400] active_anon:5272 inactive_anon:62 isolated_anon:0 [ 56.182400] active_file:14 inactive_file:14 isolated_file:0 [ 56.182400] unevictable:0 dirty:0 writeback:0 unstable:0 [ 56.182400] slab_reclaimable:7207 slab_unreclaimable:82781 [ 56.182400] mapped:2 shmem:68 pagetables:325 bounce:0 [ 56.182400] free:15793 free_pcp:12 free_cma:0 [ 56.214487] Node 0 active_anon:21088kB inactive_anon:248kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 56.216331] syzkaller625586: vmalloc: allocation failure, allocated 811220992 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 56.216341] syzkaller625586 cpuset=/ mems_allowed=0 [ 56.216383] CPU: 0 PID: 3516 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 56.216387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.216390] Call Trace: [ 56.216400] dump_stack+0x194/0x257 [ 56.216413] ? arch_local_irq_restore+0x53/0x53 [ 56.216419] ? idr_get_free_cmn+0xfd0/0xfd0 [ 56.216444] warn_alloc+0x19a/0x2b0 [ 56.216457] ? zone_watermark_ok_safe+0x400/0x400 [ 56.216481] ? rcu_note_context_switch+0x710/0x710 [ 56.216508] __vmalloc_node_range+0x482/0x650 [ 56.216531] ? xt_alloc_table_info+0x63/0xe0 [ 56.216540] __vmalloc_node_flags_caller+0x50/0x60 [ 56.216549] ? xt_alloc_table_info+0x63/0xe0 [ 56.216560] kvmalloc_node+0x82/0xd0 [ 56.216573] xt_alloc_table_info+0x63/0xe0 [ 56.216584] do_ip6t_set_ctl+0x29b/0x5f0 [ 56.216598] ? translate_compat_table+0x1c50/0x1c50 [ 56.216625] ? mutex_unlock+0xd/0x10 [ 56.216633] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 56.216646] nf_setsockopt+0x67/0xc0 [ 56.216660] ipv6_setsockopt+0x115/0x150 [ 56.216674] tcp_setsockopt+0x82/0xd0 [ 56.216689] sock_common_setsockopt+0x95/0xd0 [ 56.216705] SyS_setsockopt+0x189/0x360 [ 56.216719] ? SyS_recv+0x40/0x40 [ 56.216729] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 56.216741] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 56.216752] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.216770] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 56.216775] RIP: 0033:0x4416b9 [ 56.216779] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 56.216786] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 56.216790] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 56.216794] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 56.216798] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 56.216802] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 56.216883] Mem-Info: [ 56.216899] active_anon:5272 inactive_anon:62 isolated_anon:0 [ 56.216899] active_file:14 inactive_file:14 isolated_file:0 [ 56.216899] unevictable:0 dirty:0 writeback:0 unstable:0 [ 56.216899] slab_reclaimable:7207 slab_unreclaimable:82781 [ 56.216899] mapped:2 shmem:68 pagetables:325 bounce:0 [ 56.216899] free:15793 free_pcp:1 free_cma:0 [ 56.216911] Node 0 active_anon:21088kB inactive_anon:248kB active_file:56kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 56.216913] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 56.216929] lowmem_reserve[]: 0 2870 6381 6381 [ 56.216941] Node 0 DMA32 free:28752kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 56.216956] lowmem_reserve[]: 0 0 3510 3510 [ 56.216968] Node 0 Normal free:18512kB min:37084kB low:46352kB high:55620kB active_anon:21088kB inactive_anon:248kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3232kB pagetables:1300kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB [ 56.216983] lowmem_reserve[]: 0 0 0 0 [ 56.216995] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 56.217066] Node 0 DMA32: 2*4kB (M) 3*8kB (M) 3*16kB (UM) 0*32kB 4*64kB (UM) 4*128kB (UM) 3*256kB (M) 3*512kB (UM) 3*1024kB (M) 3*2048kB (UM) 4*4096kB (M) = 28752kB [ 56.217119] Node 0 Normal: 332*4kB (UME) 264*8kB (UME) 185*16kB (UME) 122*32kB (UM) 73*64kB (UM) 20*128kB (UM) 4*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18560kB [ 56.217171] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 56.217174] 96 total pagecache pages [ 56.217182] 0 pages in swap cache [ 56.217186] Swap cache stats: add 0, delete 0, find 0/0 [ 56.217188] Free swap = 0kB [ 56.217190] Total swap = 0kB [ 56.217193] 1965979 pages RAM [ 56.217196] 0 pages HighMem/MovableOnly [ 56.217198] 327761 pages reserved [ 57.409167] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.435274] lowmem_reserve[]: 0 2870 6381 6381 [ 57.439852] Node 0 DMA32 free:44280kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.467039] lowmem_reserve[]: 0 0 3510 3510 [ 57.471377] Node 0 Normal free:36876kB min:37084kB low:46352kB high:55620kB active_anon:21100kB inactive_anon:248kB active_file:0kB inactive_file:384kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3200kB pagetables:1288kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.499820] lowmem_reserve[]: 0 0 0 0 [ 57.503630] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 57.517271] Node 0 DMA32: 5*4kB (UME) 7*8kB (ME) 5*16kB (UME) 4*32kB (ME) 114*64kB (UME) 43*128kB (UM) 11*256kB (UME) 6*512kB (UME) 5*1024kB (UME) 4*2048kB (UME) 3*4096kB (M) = 44572kB [ 57.533987] Node 0 Normal: 283*4kB (UM) 235*8kB (UME) 171*16kB (UME) 112*32kB (UM) 75*64kB (UM) 20*128kB (UME) 3*256kB (M) 22*512kB (UE) 8*1024kB (UE) 0*2048kB 0*4096kB = 36916kB [ 57.550159] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 57.558748] 136 total pagecache pages [ 57.562553] 0 pages in swap cache [ 57.566036] Swap cache stats: add 0, delete 0, find 0/0 [ 57.571409] Free swap = 0kB [ 57.574436] Total swap = 0kB [ 57.577452] 1965979 pages RAM [ 57.580557] 0 pages HighMem/MovableOnly [ 57.584531] 327761 pages reserved [ 57.587985] Unreclaimable slab info: [ 57.591694] Name Used Total [ 57.597221] hashtab_node 118KB 119KB [ 57.602593] ebitmap_node 387KB 389KB [ 57.607948] avtab_node 1012KB 1013KB [ 57.613303] TIPC 1KB 7KB [ 57.618674] SCTPv6 2KB 4KB [ 57.624045] DCCPv6 2KB 7KB [ 57.629413] DCCP 2KB 6KB [ 57.634806] fib6_nodes 0KB 4KB [ 57.640181] ip6_dst_cache 5KB 7KB [ 57.645546] RAWv6 9KB 19KB [ 57.650897] UDPv6 12KB 14KB [ 57.656247] TCPv6 25KB 28KB [ 57.661601] sd_ext_cdb 0KB 3KB [ 57.666945] scsi_sense_cache 92KB 104KB [ 57.672296] virtio_scsi_cmd 16KB 16KB [ 57.677645] sgpool-128 8KB 8KB [ 57.682990] sgpool-64 4KB 6KB [ 57.688339] sgpool-32 110KB 110KB [ 57.693687] sgpool-16 33KB 33KB [ 57.699032] sgpool-8 176KB 176KB [ 57.704387] cfq_io_cq 19KB 19KB [ 57.709732] cfq_queue 30KB 30KB [ 57.715078] mqueue_inode_cache 1KB 7KB [ 57.720511] nfs_commit_data 3KB 7KB [ 57.725861] nfs_write_data 34KB 37KB [ 57.731215] jbd2_inode 1KB 3KB [ 57.736563] ext4_system_zone 0KB 3KB [ 57.741940] bio-1 1KB 3KB [ 57.747324] rpc_buffers 17KB 19KB [ 57.752698] rpc_tasks 2KB 3KB [ 57.758075] UNIX 777KB 780KB [ 57.763451] tcp_bind_bucket 0KB 4KB [ 57.768818] ip_fib_trie 0KB 3KB [ 57.774171] ip_fib_alias 0KB 3KB [ 57.779532] ip_dst_cache 4KB 8KB [ 57.784878] RAW 5KB 7KB [ 57.790224] UDP 29KB 31KB [ 57.795568] request_sock_TCP 0KB 3KB [ 57.800911] TCP 7KB 7KB [ 57.806256] hugetlbfs_inode_cache 1KB 7KB [ 57.811951] eventpoll_pwq 9KB 15KB [ 57.817310] eventpoll_epi 18KB 23KB [ 57.822656] inotify_inode_mark 3KB 11KB [ 57.828094] request_queue 31KB 39KB [ 57.833440] blkdev_ioc 27KB 27KB [ 57.838782] bio-0 315KB 315KB [ 57.844124] biovec-(1<<(21-12)) 445KB 445KB [ 57.849655] biovec-64 165KB 165KB [ 57.855004] biovec-16 22KB 22KB [ 57.860371] bio_integrity_payload 0KB 4KB [ 57.866062] khugepaged_mm_slot 0KB 3KB [ 57.871512] uid_cache 1KB 3KB [ 57.876885] dmaengine-unmap-2 0KB 3KB [ 57.882262] audit_buffer 0KB 3KB [ 57.887636] skbuff_fclone_cache 131KB 135KB [ 57.893183] skbuff_head_cache 1659KB 1665KB [ 57.898558] configfs_dir_cache 0KB 4KB [ 57.904031] file_lock_cache 157KB 158KB [ 57.909404] file_lock_ctx 1KB 3KB [ 57.914775] fsnotify_mark_connector 2KB 7KB [ 57.920666] shmem_inode_cache 1041KB 1042KB [ 57.926037] task_delay_info 310KB 359KB [ 57.931410] sigqueue 350KB 350KB [ 57.936788] kernfs_node_cache 2161KB 2161KB [ 57.942157] mnt_cache 15KB 16KB [ 57.947531] filp 8580KB 8703KB [ 57.952900] names_cache 112429KB 112450KB [ 57.958274] avc_node 37KB 39KB [ 57.963646] selinux_file_security 430KB 453KB [ 57.969364] selinux_inode_security 1927KB 1928KB [ 57.975174] key_jar 3KB 7KB [ 57.980542] nsproxy 0KB 3KB [ 57.985913] vm_area_struct 17997KB 18001KB [ 57.991276] mm_struct 4328KB 4328KB [ 57.996622] fs_cache 410KB 456KB [ 58.001967] files_cache 1522KB 1522KB [ 58.007310] signal_cache 2429KB 2429KB [ 58.012653] sighand_cache 240KB 277KB [ 58.017995] task_struct 10345KB 10345KB [ 58.023339] cred_jar 2284KB 2284KB [ 58.028682] anon_vma_chain 7477KB 7481KB [ 58.034026] anon_vma 146KB 331KB [ 58.039369] pid 211KB 260KB [ 58.044712] Acpi-Operand 106KB 166KB [ 58.050058] Acpi-Namespace 19KB 23KB [ 58.055402] numa_policy 0KB 3KB [ 58.060746] debug_objects_cache 444KB 446KB [ 58.066262] trace_event_file 145KB 147KB [ 58.071604] ftrace_event_field 257KB 259KB [ 58.077035] pool_workqueue 22KB 28KB [ 58.082382] page->ptl 2986KB 2988KB [ 58.087764] kmalloc-262144 1032KB 1032KB [ 58.093134] kmalloc-131072 650KB 650KB [ 58.098502] kmalloc-65536 264KB 264KB [ 58.103871] kmalloc-32768 627KB 627KB [ 58.109241] kmalloc-16384 148KB 148KB [ 58.114610] kmalloc-8192 503KB 503KB [ 58.119993] kmalloc-4096 8525KB 8563KB [ 58.125365] kmalloc-2048 4558KB 4558KB [ 58.130733] kmalloc-1024 2801KB 2803KB [ 58.136105] kmalloc-512 2645KB 2816KB [ 58.141481] kmalloc-256 2050KB 2463KB [ 58.146855] kmalloc-128 394KB 519KB [ 58.152226] kmalloc-96 293KB 380KB [ 58.157597] kmalloc-64 699KB 832KB [ 58.163703] kmalloc-32 1870KB 2185KB [ 58.169066] kmalloc-192 193KB 244KB [ 58.174439] kmem_cache 100KB 101KB [ 58.179805] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 58.188411] [ 1781] 0 1781 5385 174 94208 0 -1000 udevd [ 58.196567] [ 3349] 0 3349 14298 173 114688 0 0 rsyslogd [ 58.204969] [ 3404] 0 3404 4725 49 86016 0 0 cron [ 58.213051] [ 3424] 0 3424 3735 44 65536 0 0 mcstransd [ 58.221558] [ 3450] 0 3450 12490 153 135168 0 -1000 sshd [ 58.229629] [ 3474] 0 3474 3694 41 77824 0 0 getty [ 58.237786] [ 3475] 0 3475 3694 41 77824 0 0 getty [ 58.245945] [ 3476] 0 3476 3694 41 73728 0 0 getty [ 58.254108] [ 3477] 0 3477 3694 40 77824 0 0 getty [ 58.262269] [ 3478] 0 3478 3694 41 77824 0 0 getty [ 58.270427] [ 3479] 0 3479 3694 42 73728 0 0 getty [ 58.278581] [ 3480] 0 3480 3649 41 77824 0 0 getty [ 58.286736] [ 3484] 0 3484 5681 455 90112 0 -1000 udevd [ 58.294889] [ 3485] 0 3485 5384 174 90112 0 -1000 udevd [ 58.303043] [ 3505] 0 3505 17821 196 184320 0 0 sshd [ 58.311114] [ 3507] 0 3507 286 1 28672 0 0 syzkaller625586 [ 58.320142] [ 3508] 0 3508 286 11 28672 0 0 syzkaller625586 [ 58.329176] [ 3509] 0 3509 286 11 28672 0 0 syzkaller625586 [ 58.338200] [ 3510] 0 3510 286 11 28672 0 0 syzkaller625586 [ 58.347225] [ 3511] 0 3511 286 11 28672 0 0 syzkaller625586 [ 58.356236] [ 3512] 0 3512 286 11 28672 0 0 syzkaller625586 [ 58.365231] [ 3513] 0 3513 286 11 28672 0 0 syzkaller625586 [ 58.374223] [ 3514] 0 3514 286 11 28672 0 0 syzkaller625586 [ 58.383223] [ 3515] 0 3515 286 11 28672 0 0 syzkaller625586 [ 58.392217] [ 3517] 0 3517 4381 523 32768 0 0 syzkaller625586 [ 58.401213] [ 3518] 0 3518 4381 523 32768 0 0 syzkaller625586 [ 58.410206] [ 3519] 0 3519 4381 523 32768 0 0 syzkaller625586 [ 58.419199] [ 3520] 0 3520 4381 523 32768 0 0 syzkaller625586 [ 58.428213] [ 3521] 0 3521 4381 523 32768 0 0 syzkaller625586 [ 58.437240] [ 3522] 0 3522 4381 523 32768 0 0 syzkaller625586 [ 58.446264] [ 3523] 0 3523 4381 523 32768 0 0 syzkaller625586 [ 58.455266] Out of memory: Kill process 3517 (syzkaller625586) score 0 or sacrifice child [ 58.463601] Killed process 3517 (syzkaller625586) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 58.476910] oom_reaper: reaped process 3517 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.553629] oom_reaper: reaped process 3521 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.559111] syzkaller625586: vmalloc: allocation failure, allocated 803155968 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 58.559116] syzkaller625586 cpuset=/ mems_allowed=0 [ 58.559133] CPU: 0 PID: 3521 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 58.559136] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.559139] Call Trace: [ 58.559155] dump_stack+0x194/0x257 [ 58.559168] ? arch_local_irq_restore+0x53/0x53 [ 58.559175] ? idr_get_free_cmn+0xfd0/0xfd0 [ 58.559200] warn_alloc+0x19a/0x2b0 [ 58.559215] ? zone_watermark_ok_safe+0x400/0x400 [ 58.559265] __vmalloc_node_range+0x482/0x650 [ 58.559287] ? xt_alloc_table_info+0x63/0xe0 [ 58.559299] __vmalloc_node_flags_caller+0x50/0x60 [ 58.559308] ? xt_alloc_table_info+0x63/0xe0 [ 58.559324] kvmalloc_node+0x82/0xd0 [ 58.559344] xt_alloc_table_info+0x63/0xe0 [ 58.559358] do_ip6t_set_ctl+0x29b/0x5f0 [ 58.559372] ? translate_compat_table+0x1c50/0x1c50 [ 58.559408] ? mutex_unlock+0xd/0x10 [ 58.559418] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 58.559437] nf_setsockopt+0x67/0xc0 [ 58.559455] ipv6_setsockopt+0x115/0x150 [ 58.559472] tcp_setsockopt+0x82/0xd0 [ 58.559487] sock_common_setsockopt+0x95/0xd0 [ 58.559510] SyS_setsockopt+0x189/0x360 [ 58.559535] ? SyS_recv+0x40/0x40 [ 58.559544] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 58.559562] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.559573] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.559595] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.559601] RIP: 0033:0x4416b9 [ 58.559604] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 58.559612] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 58.559615] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 58.559622] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 58.559626] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 58.559630] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 58.559659] Mem-Info: [ 58.559679] active_anon:4242 inactive_anon:62 isolated_anon:0 [ 58.559679] active_file:17 inactive_file:18 isolated_file:0 [ 58.559679] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.559679] slab_reclaimable:7220 slab_unreclaimable:82893 [ 58.559679] mapped:2 shmem:68 pagetables:321 bounce:0 [ 58.559679] free:15806 free_pcp:102 free_cma:0 [ 58.559694] Node 0 active_anon:16968kB inactive_anon:248kB active_file:68kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 58.559700] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB loop fork failed (errno 12) [ 58.559718] lowmem_reserve[]: 0 2870 6381 6381 [ 58.559733] Node 0 DMA32 free:29196kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:180kB local_pcp:120kB free_cma:0kB [ 58.559748] lowmem_reserve[]: 0 0 3510 3510 [ 58.559762] Node 0 Normal free:18120kB min:37084kB low:46352kB high:55620kB active_anon:16968kB inactive_anon:248kB active_file:16kB inactive_file:24kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3200kB pagetables:1284kB bounce:0kB free_pcp:228kB local_pcp:120kB free_cma:0kB [ 58.559784] lowmem_reserve[]: 0 0 0 0 [ 58.559795] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 58.559855] Node 0 DMA32: 5*4kB (UME) 8*8kB (UME) 4*16kB (ME) 4*32kB (ME) 2*64kB (ME) 3*128kB (M) 4*256kB (ME) 3*512kB (ME) 5*1024kB (UME) 4*2048kB (UME) 3*4096kB (M) = 28948kB [ 58.559910] Node 0 Normal: 282*4kB (M) 234*8kB (ME) 169*16kB (UME) 110*32kB (M) 73*64kB (M) 19*128kB (UM) 3*256kB (M) 0*512kB 1*1024kB (U) 0*2048kB 0*4096kB = 18120kB [ 58.559964] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 58.559970] 103 total pagecache pages [ 58.559977] 0 pages in swap cache [ 58.559981] Swap cache stats: add 0, delete 0, find 0/0 [ 58.559986] Free swap = 0kB [ 58.559988] Total swap = 0kB [ 58.559991] 1965979 pages RAM [ 58.559993] 0 pages HighMem/MovableOnly [ 58.559997] 327761 pages reserved [ 58.605559] syzkaller625586: vmalloc: allocation failure, allocated 849698816 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 58.605564] syzkaller625586 cpuset=/ mems_allowed=0 [ 58.605582] CPU: 1 PID: 3519 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 58.605586] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.605589] Call Trace: [ 58.605606] dump_stack+0x194/0x257 [ 58.605620] ? arch_local_irq_restore+0x53/0x53 [ 58.605628] ? idr_get_free_cmn+0xfd0/0xfd0 [ 58.605642] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.605664] warn_alloc+0x19a/0x2b0 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 58.605679] ? zone_watermark_ok_safe+0x400/0x400 [ 58.605706] ? rcu_note_context_switch+0x710/0x710 [ 58.605739] __vmalloc_node_range+0x482/0x650 [ 58.605766] ? xt_alloc_table_info+0x63/0xe0 [ 58.605776] __vmalloc_node_flags_caller+0x50/0x60 [ 58.605787] ? xt_alloc_table_info+0x63/0xe0 [ 58.605801] kvmalloc_node+0x82/0xd0 [ 58.605815] xt_alloc_table_info+0x63/0xe0 [ 58.605829] do_ip6t_set_ctl+0x29b/0x5f0 [ 58.605845] ? translate_compat_table+0x1c50/0x1c50 [ 58.605878] ? mutex_unlock+0xd/0x10 [ 58.605887] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 58.605903] nf_setsockopt+0x67/0xc0 [ 58.605920] ipv6_setsockopt+0x115/0x150 [ 58.605938] tcp_setsockopt+0x82/0xd0 [ 58.605956] sock_common_setsockopt+0x95/0xd0 [ 58.605974] SyS_setsockopt+0x189/0x360 [ 58.605991] ? SyS_recv+0x40/0x40 [ 58.606005] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 58.606021] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.606032] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.606053] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.606059] RIP: 0033:0x4416b9 [ 58.606063] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 58.606071] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 58.606076] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 58.606080] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 58.606084] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 58.606089] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 58.628428] syzkaller625586: vmalloc: allocation failure, allocated 834756608 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 58.628433] syzkaller625586 cpuset=/ mems_allowed=0 [ 58.628450] CPU: 1 PID: 3517 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 58.628454] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.628457] Call Trace: [ 58.628474] dump_stack+0x194/0x257 [ 58.628489] ? arch_local_irq_restore+0x53/0x53 [ 58.628497] ? idr_get_free_cmn+0xfd0/0xfd0 [ 58.628525] warn_alloc+0x19a/0x2b0 [ 58.628540] ? zone_watermark_ok_safe+0x400/0x400 [ 58.628566] ? rcu_note_context_switch+0x710/0x710 [ 58.628598] __vmalloc_node_range+0x482/0x650 [ 58.628625] ? xt_alloc_table_info+0x63/0xe0 [ 58.628635] __vmalloc_node_flags_caller+0x50/0x60 [ 58.628645] ? xt_alloc_table_info+0x63/0xe0 [ 58.628658] kvmalloc_node+0x82/0xd0 [ 58.628672] xt_alloc_table_info+0x63/0xe0 [ 58.628685] do_ip6t_set_ctl+0x29b/0x5f0 [ 58.628700] ? translate_compat_table+0x1c50/0x1c50 [ 58.628732] ? mutex_unlock+0xd/0x10 [ 58.628741] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 58.628756] nf_setsockopt+0x67/0xc0 [ 58.628773] ipv6_setsockopt+0x115/0x150 [ 58.628790] tcp_setsockopt+0x82/0xd0 [ 58.628807] sock_common_setsockopt+0x95/0xd0 [ 58.628826] SyS_setsockopt+0x189/0x360 [ 58.628843] ? SyS_recv+0x40/0x40 [ 58.628854] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 58.628869] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.628881] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.628901] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.628907] RIP: 0033:0x4416b9 [ 58.628911] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 58.628919] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 58.628923] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 58.628927] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 58.628932] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 58.628936] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 59.957833] syzkaller625586 (3515) used greatest stack depth: 16352 bytes left [ 61.011731] oom_reaper: reaped process 3518 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 61.027359] oom_reaper: reaped process 3522 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 61.039702] oom_reaper: reaped process 3520 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 61.039731] syzkaller625586: vmalloc: allocation failure, allocated 1437917184 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 61.039735] syzkaller625586 cpuset=/ mems_allowed=0 [ 61.039751] CPU: 0 PID: 3520 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 61.039754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.039757] Call Trace: [ 61.039770] dump_stack+0x194/0x257 [ 61.039783] ? arch_local_irq_restore+0x53/0x53 [ 61.039790] ? idr_get_free_cmn+0xfd0/0xfd0 [ 61.039814] warn_alloc+0x19a/0x2b0 [ 61.039827] ? zone_watermark_ok_safe+0x400/0x400 [ 61.039871] __vmalloc_node_range+0x482/0x650 [ 61.039895] ? xt_alloc_table_info+0x63/0xe0 [ 61.039904] __vmalloc_node_flags_caller+0x50/0x60 [ 61.039913] ? xt_alloc_table_info+0x63/0xe0 [ 61.039925] kvmalloc_node+0x82/0xd0 [ 61.039937] xt_alloc_table_info+0x63/0xe0 [ 61.039949] do_ip6t_set_ctl+0x29b/0x5f0 [ 61.039963] ? translate_compat_table+0x1c50/0x1c50 [ 61.039990] ? mutex_unlock+0xd/0x10 [ 61.039998] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 61.040016] nf_setsockopt+0x67/0xc0 [ 61.040031] ipv6_setsockopt+0x115/0x150 [ 61.040045] tcp_setsockopt+0x82/0xd0 [ 61.040060] sock_common_setsockopt+0x95/0xd0 [ 61.040076] SyS_setsockopt+0x189/0x360 [ 61.040091] ? SyS_recv+0x40/0x40 [ 61.040100] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 61.040114] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.040125] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.040143] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 61.040149] RIP: 0033:0x4416b9 [ 61.040153] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.040160] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 61.040164] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 61.040167] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 61.040171] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 61.040175] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 61.040231] warn_alloc_show_mem: 2 callbacks suppressed [ 61.040233] Mem-Info: [ 61.040249] active_anon:2205 inactive_anon:62 isolated_anon:0 [ 61.040249] active_file:37 inactive_file:0 isolated_file:0 [ 61.040249] unevictable:0 dirty:0 writeback:0 unstable:0 [ 61.040249] slab_reclaimable:7249 slab_unreclaimable:82741 [ 61.040249] mapped:11 shmem:68 pagetables:314 bounce:0 [ 61.040249] free:16419 free_pcp:121 free_cma:0 [ 61.040261] Node 0 active_anon:8820kB inactive_anon:248kB active_file:148kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:44kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 61.040264] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 61.040279] lowmem_reserve[]: 0 2870 6381 6381 [ 61.040291] Node 0 DMA32 free:29180kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:24kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:172kB local_pcp:120kB free_cma:0kB [ 61.040306] lowmem_reserve[]: 0 0 3510 3510 executing program executing program executing program [ 61.040318] Node 0 Normal free:20588kB min:37084kB low:46352kB high:55620kB active_anon:8820kB inactive_anon:248kB active_file:24kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3136kB pagetables:1256kB bounce:0kB free_pcp:312kB local_pcp:120kB free_cma:0kB [ 61.040333] lowmem_reserve[]: 0 0 0 0 [ 61.040345] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 61.040395] Node 0 DMA32: 5*4kB (UME) 7*8kB (ME) 7*16kB (UME) 4*32kB (ME) 3*64kB (UME) 4*128kB (UM) 4*256kB (ME) 3*512kB (ME) 5*1024kB (UME) 4*2048kB (UME) 3*4096kB (M) = 29180kB [ 61.040454] Node 0 Normal: 289*4kB (M) 207*8kB (UM) 171*16kB (UME) 110*32kB (M) 74*64kB (UM) 19*128kB (UM) 3*256kB (M) 1*512kB (U) 1*1024kB (U) 1*2048kB (M) 0*4096kB = 20588kB [ 61.040511] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 61.040514] 109 total pagecache pages [ 61.040522] 0 pages in swap cache [ 61.040526] Swap cache stats: add 0, delete 0, find 0/0 [ 61.040528] Free swap = 0kB [ 61.040531] Total swap = 0kB [ 61.040533] 1965979 pages RAM [ 61.040536] 0 pages HighMem/MovableOnly [ 61.040538] 327761 pages reserved [ 61.049679] syzkaller625586: vmalloc: allocation failure, allocated 1456984064 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 61.049683] syzkaller625586 cpuset=/ mems_allowed=0 [ 61.049697] CPU: 0 PID: 3518 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 61.049701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.049704] Call Trace: [ 61.049712] dump_stack+0x194/0x257 [ 61.049725] ? arch_local_irq_restore+0x53/0x53 [ 61.049732] ? idr_get_free_cmn+0xfd0/0xfd0 [ 61.049759] warn_alloc+0x19a/0x2b0 [ 61.049773] ? zone_watermark_ok_safe+0x400/0x400 [ 61.049800] ? rcu_note_context_switch+0x710/0x710 [ 61.049830] __vmalloc_node_range+0x482/0x650 [ 61.049855] ? xt_alloc_table_info+0x63/0xe0 [ 61.049865] __vmalloc_node_flags_caller+0x50/0x60 [ 61.049875] ? xt_alloc_table_info+0x63/0xe0 [ 61.049888] kvmalloc_node+0x82/0xd0 [ 61.049902] xt_alloc_table_info+0x63/0xe0 [ 61.049915] do_ip6t_set_ctl+0x29b/0x5f0 [ 61.049931] ? translate_compat_table+0x1c50/0x1c50 [ 61.049963] ? mutex_unlock+0xd/0x10 [ 61.049971] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 61.049986] nf_setsockopt+0x67/0xc0 [ 61.050005] ipv6_setsockopt+0x115/0x150 [ 61.050021] tcp_setsockopt+0x82/0xd0 [ 61.050038] sock_common_setsockopt+0x95/0xd0 [ 61.050055] SyS_setsockopt+0x189/0x360 [ 61.050072] ? SyS_recv+0x40/0x40 [ 61.050083] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 61.050096] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.050107] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.050128] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 61.050133] RIP: 0033:0x4416b9 [ 61.050137] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.050144] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 61.050149] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 61.050153] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 61.050157] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 61.050162] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 61.154260] syzkaller625586: vmalloc: allocation failure, allocated 1733828608 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 61.154266] syzkaller625586 cpuset=/ mems_allowed=0 [ 61.154283] CPU: 1 PID: 3522 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 61.154287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 61.154291] Call Trace: [ 61.154306] dump_stack+0x194/0x257 [ 61.154321] ? arch_local_irq_restore+0x53/0x53 [ 61.154329] ? idr_get_free_cmn+0xfd0/0xfd0 [ 61.154358] warn_alloc+0x19a/0x2b0 [ 61.154373] ? zone_watermark_ok_safe+0x400/0x400 [ 61.154401] ? rcu_note_context_switch+0x710/0x710 [ 61.154432] __vmalloc_node_range+0x482/0x650 [ 61.154459] ? xt_alloc_table_info+0x63/0xe0 [ 61.154469] __vmalloc_node_flags_caller+0x50/0x60 [ 61.154479] ? xt_alloc_table_info+0x63/0xe0 [ 61.154493] kvmalloc_node+0x82/0xd0 [ 61.154507] xt_alloc_table_info+0x63/0xe0 [ 61.154522] do_ip6t_set_ctl+0x29b/0x5f0 [ 61.154538] ? translate_compat_table+0x1c50/0x1c50 [ 61.154570] ? mutex_unlock+0xd/0x10 [ 61.154579] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 61.154595] nf_setsockopt+0x67/0xc0 [ 61.154612] ipv6_setsockopt+0x115/0x150 [ 61.154629] tcp_setsockopt+0x82/0xd0 [ 61.154647] sock_common_setsockopt+0x95/0xd0 [ 61.154666] SyS_setsockopt+0x189/0x360 [ 61.154683] ? SyS_recv+0x40/0x40 [ 61.154694] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 61.154709] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 61.154722] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 61.154743] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 61.154749] RIP: 0033:0x4416b9 [ 61.154753] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 61.154761] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 61.154765] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 executing program [ 61.154769] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 61.154774] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 61.154778] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 63.680633] oom_reaper: reaped process 3523 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB executing program executing program [ 65.479388] syzkaller625586 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 65.493102] syzkaller625586 cpuset=/ mems_allowed=0 [ 65.498239] CPU: 1 PID: 3552 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 65.505933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 65.515274] Call Trace: [ 65.517856] dump_stack+0x194/0x257 [ 65.521477] ? arch_local_irq_restore+0x53/0x53 [ 65.526144] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 65.531337] dump_header+0x28c/0xe2b [ 65.535050] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 65.540225] ? lock_release+0xa40/0xa40 [ 65.544213] ? pagefault_out_of_memory+0x145/0x145 [ 65.549128] ? __lock_acquire+0x664/0x3e00 [ 65.553353] ? print_irqtrace_events+0x270/0x270 [ 65.558102] ? avc_has_perm_noaudit+0x37e/0x520 [ 65.562763] ? check_noncircular+0x20/0x20 [ 65.566986] ? check_noncircular+0x20/0x20 [ 65.571207] ? print_irqtrace_events+0x270/0x270 [ 65.575955] ? reacquire_held_locks+0x1f9/0x3e0 [ 65.580609] ? reacquire_held_locks+0x1f9/0x3e0 [ 65.585263] ? check_noncircular+0x20/0x20 [ 65.589486] ? task_will_free_mem+0x252/0xaa0 [ 65.593969] ? check_noncircular+0x20/0x20 [ 65.598202] ? print_irqtrace_events+0x270/0x270 [ 65.602977] ? ___ratelimit+0x30d/0x630 [ 65.606944] ? lock_downgrade+0x980/0x980 [ 65.611081] ? lock_release+0xa40/0xa40 [ 65.615049] ? mark_held_locks+0xaf/0x100 [ 65.619192] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 65.624302] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 65.629305] ? trace_hardirqs_on+0xd/0x10 [ 65.633442] ? ___ratelimit+0x95/0x630 [ 65.637328] ? idr_get_free_cmn+0xfd0/0xfd0 [ 65.641652] ? check_noncircular+0x20/0x20 [ 65.645894] oom_kill_process+0x81b/0x9f0 [ 65.650027] ? oom_badness+0xd1/0x980 [ 65.653813] ? lock_release+0xa40/0xa40 [ 65.657779] ? oom_kill_memcg_member+0x20/0x20 [ 65.662351] ? oom_evaluate_task+0x480/0x480 [ 65.666778] ? out_of_memory+0xe1c/0x1790 [ 65.670941] ? lock_downgrade+0x980/0x980 [ 65.675081] ? lock_release+0xa40/0xa40 [ 65.679056] ? oom_evaluate_task+0x284/0x480 [ 65.683457] out_of_memory+0x9d5/0x1790 [ 65.687448] ? oom_killer_disable+0x310/0x310 [ 65.691942] ? mutex_trylock+0x23a/0x2d0 [ 65.695988] ? __alloc_pages_slowpath+0xf63/0x2cc0 [ 65.700908] ? __lock_is_held+0xb6/0x140 [ 65.704959] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 65.710415] __alloc_pages_slowpath+0x1ce4/0x2cc0 [ 65.715366] ? warn_alloc+0x2b0/0x2b0 [ 65.719170] ? check_noncircular+0x20/0x20 [ 65.723407] ? switched_to_fair+0xb0/0xb0 [ 65.727545] ? __enqueue_entity+0x109/0x1e0 [ 65.731852] ? __switch_to_asm+0x43/0x80 [ 65.735932] ? print_irqtrace_events+0x270/0x270 [ 65.740708] ? finish_task_switch+0x1d3/0x740 [ 65.745226] ? __lock_is_held+0xb6/0x140 [ 65.749315] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 65.755223] ? __might_sleep+0x95/0x190 [ 65.759213] __alloc_pages_nodemask+0x9fb/0xd80 [ 65.763910] ? __alloc_pages_slowpath+0x2cc0/0x2cc0 [ 65.768945] ? __sched_text_start+0x8/0x8 [ 65.773118] ? __lock_is_held+0xb6/0x140 [ 65.777203] ? rcu_note_context_switch+0x710/0x710 [ 65.782158] alloc_pages_current+0xb6/0x1e0 [ 65.786499] __vmalloc_node_range+0x409/0x650 [ 65.791005] ? xt_alloc_table_info+0x63/0xe0 [ 65.795408] __vmalloc_node_flags_caller+0x50/0x60 [ 65.800347] ? xt_alloc_table_info+0x63/0xe0 [ 65.804756] kvmalloc_node+0x82/0xd0 [ 65.808474] xt_alloc_table_info+0x63/0xe0 [ 65.812718] do_ip6t_set_ctl+0x29b/0x5f0 [ 65.816795] ? translate_compat_table+0x1c50/0x1c50 [ 65.821840] ? mutex_unlock+0xd/0x10 [ 65.825569] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 65.830852] nf_setsockopt+0x67/0xc0 [ 65.834558] ipv6_setsockopt+0x115/0x150 [ 65.838605] tcp_setsockopt+0x82/0xd0 [ 65.842382] sock_common_setsockopt+0x95/0xd0 [ 65.846854] SyS_setsockopt+0x189/0x360 [ 65.850803] ? SyS_recv+0x40/0x40 [ 65.854227] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 65.859043] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 65.864033] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 65.868763] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 65.873487] RIP: 0033:0x4416b9 [ 65.876644] RSP: 002b:00007fffae4d31d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 65.884318] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 65.891556] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 65.898795] RBP: 000000000000bad9 R08: 0000000000000004 R09: 000000000000bad9 [ 65.906031] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 65.913266] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 65.920690] Mem-Info: [ 65.925578] active_anon:4785 inactive_anon:62 isolated_anon:0 [ 65.925578] active_file:19 inactive_file:3 isolated_file:0 [ 65.925578] unevictable:0 dirty:11 writeback:3 unstable:0 [ 65.925578] slab_reclaimable:7258 slab_unreclaimable:82334 [ 65.925578] mapped:27 shmem:68 pagetables:318 bounce:0 [ 65.925578] free:24232 free_pcp:17 free_cma:0 [ 65.958482] Node 0 active_anon:19140kB inactive_anon:248kB active_file:176kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:108kB dirty:44kB writeback:12kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 65.985929] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 66.012303] lowmem_reserve[]: 0 2870 6381 6381 [ 66.016977] Node 0 DMA32 free:44124kB min:30332kB low:37912kB high:45492kB active_anon:4136kB inactive_anon:0kB active_file:16kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:64kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 66.044737] lowmem_reserve[]: 0 0 3510 3510 [ 66.070712] Node 0 Normal free:36896kB min:37084kB low:46352kB high:55620kB active_anon:15004kB inactive_anon:248kB active_file:60kB inactive_file:120kB unevictable:0kB writepending:56kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3104kB pagetables:1240kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 66.099468] lowmem_reserve[]: 0 0 0 0 [ 66.103350] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 66.117345] Node 0 DMA32: 2*4kB (UM) 5*8kB (ME) 8*16kB (UME) 6*32kB (UME) 3*64kB (UE) 4*128kB (UM) 5*256kB (UME) 4*512kB (UME) 5*1024kB (UME) 1*2048kB (E) 8*4096kB (UM) = 44336kB [ 66.133569] Node 0 Normal: 285*4kB (UM) 207*8kB (UM) 169*16kB (ME) 112*32kB (UME) 75*64kB (UME) 20*128kB (ME) 4*256kB (ME) 1*512kB (E) 1*1024kB (E) 9*2048kB (UME) 0*4096kB = 37436kB [ 66.150090] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 66.158717] 146 total pagecache pages [ 66.163180] 0 pages in swap cache [ 66.166639] Swap cache stats: add 0, delete 0, find 0/0 [ 66.173420] Free swap = 0kB [ 66.176769] Total swap = 0kB [ 66.179832] 1965979 pages RAM [ 66.182954] 0 pages HighMem/MovableOnly [ 66.186966] 327761 pages reserved [ 66.190460] Unreclaimable slab info: [ 66.194214] Name Used Total [ 66.199799] hashtab_node 118KB 119KB [ 66.205207] ebitmap_node 405KB 405KB [ 66.210614] avtab_node 1012KB 1013KB [ 66.216043] TIPC 1KB 7KB [ 66.221455] SCTPv6 2KB 4KB [ 66.227137] DCCPv6 2KB 7KB [ 66.232547] DCCP 2KB 6KB [ 66.237964] fib6_nodes 0KB 4KB [ 66.243383] ip6_dst_cache 5KB 7KB [ 66.256066] RAWv6 9KB 19KB [ 66.269063] UDPv6 12KB 14KB [ 66.278067] TCPv6 39KB 39KB [ 66.292086] sd_ext_cdb 0KB 3KB [ 66.301065] scsi_sense_cache 100KB 104KB [ 66.314066] virtio_scsi_cmd 16KB 16KB [ 66.323066] sgpool-128 8KB 8KB [ 66.347068] sgpool-64 4KB 6KB [ 66.364069] sgpool-32 157KB 157KB [ 66.381069] sgpool-16 48KB 48KB [ 66.419072] sgpool-8 191KB 191KB [ 66.455051] cfq_io_cq 23KB 23KB [ 66.487049] cfq_queue 29KB 30KB [ 66.519064] mqueue_inode_cache 1KB 7KB [ 66.552072] nfs_commit_data 3KB 7KB [ 66.584050] nfs_write_data 34KB 37KB [ 66.620052] jbd2_inode 1KB 3KB [ 66.652049] ext4_system_zone 0KB 3KB [ 66.684058] bio-1 1KB 3KB [ 66.716057] rpc_buffers 17KB 19KB [ 66.748049] rpc_tasks 2KB 3KB [ 66.781075] UNIX 777KB 780KB [ 66.813050] tcp_bind_bucket 0KB 4KB [ 66.846075] ip_fib_trie 0KB 3KB [ 66.879073] ip_fib_alias 0KB 3KB [ 66.912075] ip_dst_cache 3KB 8KB [ 66.945071] RAW 5KB 7KB [ 66.978069] UDP 29KB 31KB [ 67.011071] TCP 7KB 7KB [ 67.044071] hugetlbfs_inode_cache 1KB 7KB [ 67.080065] eventpoll_pwq 9KB 15KB [ 67.112047] eventpoll_epi 18KB 23KB [ 67.144062] inotify_inode_mark 3KB 11KB [ 67.176054] request_queue 31KB 39KB [ 67.209076] blkdev_ioc 28KB 31KB [ 67.242071] bio-0 348KB 348KB [ 67.270911] biovec-(1<<(21-12)) 519KB 519KB [ 67.287045] biovec-64 236KB 236KB [ 67.302047] biovec-16 22KB 22KB [ 67.317042] bio_integrity_payload 0KB 4KB [ 67.337043] khugepaged_mm_slot 4KB 7KB [ 67.357050] uid_cache 0KB 3KB [ 67.372041] dmaengine-unmap-2 0KB 3KB [ 67.382988] audit_buffer 0KB 3KB [ 67.400058] skbuff_fclone_cache 142KB 142KB [ 67.420041] skbuff_head_cache 1665KB 1665KB [ 67.441047] configfs_dir_cache 0KB 4KB [ 67.455046] file_lock_cache 156KB 158KB [ 67.468048] file_lock_ctx 1KB 3KB [ 67.485041] fsnotify_mark_connector 2KB 7KB [ 67.498257] shmem_inode_cache 1040KB 1042KB [ 67.503949] task_delay_info 315KB 359KB [ 67.509484] sigqueue 606KB 606KB [ 67.515300] kernfs_node_cache 2161KB 2161KB [ 67.520929] mnt_cache 15KB 16KB [ 67.526418] filp 8477KB 8632KB [ 67.531916] names_cache 111184KB 111214KB [ 67.537397] avc_node 37KB 39KB [ 67.542897] selinux_file_security 425KB 453KB [ 67.548728] selinux_inode_security 1932KB 1932KB [ 67.554656] key_jar 3KB 7KB [ 67.560552] nsproxy 0KB 3KB [ 67.566076] vm_area_struct 18048KB 18048KB [ 67.571556] mm_struct 4375KB 4375KB [ 67.577107] fs_cache 428KB 456KB [ 67.582623] files_cache 1552KB 1552KB [ 67.588053] signal_cache 2472KB 2472KB [ 67.593402] sighand_cache 231KB 277KB [ 67.598748] task_struct 10528KB 10528KB [ 67.604225] cred_jar 2288KB 2288KB [ 67.612463] anon_vma_chain 7512KB 7512KB [ 67.618794] anon_vma 132KB 327KB [ 67.624177] pid 218KB 260KB [ 67.629532] Acpi-Operand 106KB 166KB [ 67.634901] Acpi-Namespace 19KB 23KB [ 67.640258] numa_policy 0KB 3KB [ 67.645792] debug_objects_cache 443KB 446KB [ 67.651370] trace_event_file 145KB 147KB [ 67.656904] ftrace_event_field 257KB 259KB [ 67.663251] pool_workqueue 22KB 28KB [ 67.668620] page->ptl 3000KB 3000KB [ 67.674032] kmalloc-262144 1032KB 1032KB [ 67.679400] kmalloc-131072 650KB 650KB [ 67.684753] kmalloc-65536 264KB 264KB [ 67.690507] kmalloc-32768 627KB 627KB [ 67.695869] kmalloc-16384 148KB 148KB [ 67.701225] kmalloc-8192 503KB 503KB [ 67.706589] kmalloc-4096 7926KB 7964KB [ 67.711944] kmalloc-2048 4902KB 4902KB [ 67.717291] kmalloc-1024 2858KB 2858KB [ 67.722726] kmalloc-512 2644KB 2816KB [ 67.728122] kmalloc-256 2022KB 2445KB [ 67.733493] kmalloc-128 408KB 519KB [ 67.738861] kmalloc-96 300KB 380KB [ 67.744279] kmalloc-64 713KB 832KB [ 67.749781] kmalloc-32 1864KB 2185KB [ 67.755162] kmalloc-192 193KB 244KB [ 67.760547] kmem_cache 100KB 101KB [ 67.765914] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 67.774499] [ 1781] 0 1781 5385 174 94208 0 -1000 udevd [ 67.782675] [ 3349] 0 3349 14299 223 114688 0 0 rsyslogd [ 67.791094] [ 3404] 0 3404 4725 49 86016 0 0 cron [ 67.799144] [ 3424] 0 3424 3735 44 65536 0 0 mcstransd [ 67.807640] [ 3450] 0 3450 12490 153 135168 0 -1000 sshd [ 67.815708] [ 3474] 0 3474 3694 41 77824 0 0 getty [ 67.823881] [ 3475] 0 3475 3694 41 77824 0 0 getty [ 67.832041] [ 3476] 0 3476 3694 41 73728 0 0 getty [ 67.840179] [ 3477] 0 3477 3694 40 77824 0 0 getty [ 67.848316] [ 3478] 0 3478 3694 41 77824 0 0 getty [ 67.856467] [ 3479] 0 3479 3694 42 73728 0 0 getty [ 67.864627] [ 3480] 0 3480 3649 41 77824 0 0 getty [ 67.872768] [ 3484] 0 3484 5681 455 90112 0 -1000 udevd [ 67.880916] [ 3485] 0 3485 5384 174 90112 0 -1000 udevd [ 67.889076] [ 3505] 0 3505 17821 197 184320 0 0 sshd [ 67.897145] [ 3507] 0 3507 286 1 28672 0 0 syzkaller625586 [ 67.906167] [ 3508] 0 3508 286 11 28672 0 0 syzkaller625586 [ 67.915190] [ 3509] 0 3509 286 11 28672 0 0 syzkaller625586 [ 67.924211] [ 3510] 0 3510 286 11 28672 0 0 syzkaller625586 [ 67.933234] [ 3511] 0 3511 286 11 28672 0 0 syzkaller625586 [ 67.942257] [ 3512] 0 3512 286 11 28672 0 0 syzkaller625586 [ 67.951281] [ 3513] 0 3513 286 11 28672 0 0 syzkaller625586 [ 67.960300] [ 3514] 0 3514 286 11 28672 0 0 syzkaller625586 [ 67.969325] [ 3547] 0 3547 4381 523 32768 0 0 syzkaller625586 [ 67.978370] [ 3548] 0 3548 4381 523 32768 0 0 syzkaller625586 [ 67.987393] [ 3549] 0 3549 4381 523 32768 0 0 syzkaller625586 [ 67.996416] [ 3550] 0 3550 4381 523 32768 0 0 syzkaller625586 [ 68.005437] [ 3551] 0 3551 4381 523 32768 0 0 syzkaller625586 [ 68.014458] [ 3552] 0 3552 4381 523 32768 0 0 syzkaller625586 [ 68.023460] Out of memory: Kill process 3547 (syzkaller625586) score 0 or sacrifice child [ 68.032572] Killed process 3547 (syzkaller625586) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 68.044835] oom_reaper: reaped process 3547 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 68.072310] oom_reaper: reaped process 3548 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 68.088554] syzkaller625586: vmalloc: allocation failure, allocated 1446195200 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 68.093873] oom_reaper: reaped process 3549 (syzkaller625586), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 68.094386] syzkaller625586 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 68.094391] syzkaller625586 cpuset=/ mems_allowed=0 [ 68.094407] CPU: 1 PID: 3510 Comm: syzkaller625586 Not tainted 4.15.0-rc7-mm1+ #54 [ 68.094411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 68.094414] Call Trace: [ 68.094428] dump_stack+0x194/0x257 [ 68.094441] ? arch_local_irq_restore+0x53/0x53 [ 68.094454] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 68.094474] dump_header+0x28c/0xe2b [ 68.094492] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 68.094505] ? pagefault_out_of_memory+0x145/0x145 [ 68.094520] ? print_irqtrace_events+0x270/0x270 [ 68.094540] ? avc_has_perm_noaudit+0x37e/0x520 [ 68.094551] ? check_noncircular+0x20/0x20 [ 68.094560] ? check_noncircular+0x20/0x20 [ 68.094572] ? print_irqtrace_events+0x270/0x270 [ 68.094586] ? reacquire_held_locks+0x1f9/0x3e0 [ 68.094593] ? reacquire_held_locks+0x1f9/0x3e0 [ 68.094602] ? check_noncircular+0x20/0x20 [ 68.094610] ? task_will_free_mem+0x252/0xaa0 [ 68.094616] ? check_noncircular+0x20/0x20 [ 68.094631] ? print_irqtrace_events+0x270/0x270 [ 68.094650] ? ___ratelimit+0x30d/0x630 [ 68.094660] ? lock_downgrade+0x980/0x980 [ 68.094674] ? lock_release+0xa40/0xa40 [ 68.094690] ? mark_held_locks+0xaf/0x100 [ 68.094701] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 68.094712] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 68.094722] ? trace_hardirqs_on+0xd/0x10 [ 68.094734] ? ___ratelimit+0x95/0x630 [ 68.094744] ? idr_get_free_cmn+0xfd0/0xfd0 [ 68.094754] ? check_noncircular+0x20/0x20 [ 68.094773] oom_kill_process+0x81b/0x9f0 [ 68.094781] ? oom_badness+0xd1/0x980 [ 68.094787] ? lock_release+0xa40/0xa40 [ 68.094800] ? oom_kill_memcg_member+0x20/0x20 [ 68.094816] ? oom_evaluate_task+0x480/0x480 [ 68.094834] ? out_of_memory+0xe1c/0x1790 [ 68.094844] ? lock_downgrade+0x980/0x980 [ 68.094857] ? lock_release+0xa40/0xa40 [ 68.094863] ? find_next_bit+0xcc/0x100 [ 68.094886] ? oom_evaluate_task+0x284/0x480 [ 68.094902] out_of_memory+0x9d5/0x1790 [ 68.094922] ? oom_killer_disable+0x310/0x310 [ 68.094938] ? mutex_trylock+0x23a/0x2d0 [ 68.094945] ? __alloc_pages_slowpath+0xf63/0x2cc0 [ 68.094953] ? __lock_is_held+0xb6/0x140 [ 68.094962] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 68.094987] __alloc_pages_slowpath+0x1ce4/0x2cc0 loop fork failed (errno 12) [ 68.095009] ? trace_hardirqs_on+0xd/0x10 [ 68.095043] ? warn_alloc+0x2b0/0x2b0 [ 68.095052] ? lock_downgrade+0x980/0x980 [ 68.095073] ? radix_tree_lookup_slot+0x99/0xe0 [ 68.095100] ? find_get_entry+0x53c/0x9e0 [ 68.095139] ? __lock_acquire+0x664/0x3e00 [ 68.095167] ? __lock_is_held+0xb6/0x140 [ 68.095196] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 68.095219] ? __might_sleep+0x95/0x190 [ 68.095234] __alloc_pages_nodemask+0x9fb/0xd80 [ 68.095252] ? __alloc_pages_slowpath+0x2cc0/0x2cc0 [ 68.095261] ? add_to_page_cache_lru+0x510/0x510 [ 68.095283] ? check_noncircular+0x20/0x20 [ 68.095290] ? check_noncircular+0x20/0x20 [ 68.095307] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 68.095343] alloc_pages_current+0xb6/0x1e0 [ 68.095357] __page_cache_alloc+0x334/0x500 [ 68.095366] ? rcu_read_lock_held+0xa9/0xc0 [ 68.095377] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 68.095401] filemap_fault+0xf34/0x1ca0 [ 68.095409] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 68.095432] ? __lock_page_or_retry+0x4f0/0x4f0 [ 68.095451] ? filemap_map_pages+0x942/0x15d0 [ 68.095477] ? find_get_entries_tag+0xeb0/0xeb0 [ 68.095490] ? check_noncircular+0x20/0x20 [ 68.095503] ? check_noncircular+0x20/0x20 [ 68.095509] ? switched_to_fair+0xb0/0xb0 [ 68.095523] ? print_irqtrace_events+0x270/0x270 [ 68.095531] ? print_irqtrace_events+0x270/0x270 [ 68.095538] ? print_irqtrace_events+0x270/0x270 [ 68.095546] ? pick_next_entity+0x197/0x400 [ 68.095574] ? lock_acquire+0x1d5/0x580 [ 68.095580] ? lock_acquire+0x1d5/0x580 [ 68.095588] ? ext4_filemap_fault+0x7a/0xad [ 68.095599] ? __lock_acquire+0x664/0x3e00 [ 68.095611] ? lock_release+0xa40/0xa40 [ 68.095618] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 68.095631] ? rcu_note_context_switch+0x710/0x710 [ 68.095647] ? __might_sleep+0x95/0x190 [ 68.095659] ? down_read+0x96/0x150 [ 68.095664] ? ext4_filemap_fault+0x7a/0xad [ 68.095672] ? __down_interruptible+0x6b0/0x6b0 [ 68.095696] ext4_filemap_fault+0x82/0xad [ 68.095706] __do_fault+0xeb/0x315 [ 68.095719] ? pte_offset_kernel+0xc7/0xc7 [ 68.095729] ? do_raw_spin_trylock+0x190/0x190 [ 68.095745] ? check_noncircular+0x20/0x20 [ 68.095762] __handle_mm_fault+0x1d8f/0x3ce0 [ 68.095779] ? __pmd_alloc+0x4e0/0x4e0 [ 68.095798] ? find_held_lock+0x35/0x1d0 [ 68.095818] ? handle_mm_fault+0x2a0/0x930 [ 68.095828] ? lock_downgrade+0x980/0x980 [ 68.095872] handle_mm_fault+0x38f/0x930 [ 68.095878] ? down_read_trylock+0xdb/0x170 [ 68.095889] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 68.095895] ? vmacache_find+0x5f/0x280 [ 68.095908] ? find_vma+0x30/0x150 [ 68.095923] __do_page_fault+0x5c9/0xc90 [ 68.095930] ? kernel_wait4+0x26e/0x370 [ 68.095948] ? mm_fault_error+0x2c0/0x2c0 [ 68.095973] do_page_fault+0xee/0x720 [ 68.095979] ? nanosleep_copyout+0x100/0x100 [ 68.095990] ? __do_page_fault+0xc90/0xc90 [ 68.095998] ? enqueue_hrtimer+0x4a0/0x4a0 [ 68.096011] ? SyS_nanosleep+0x17d/0x1f0 [ 68.096028] ? retint_user+0x18/0x18 [ 68.096038] ? page_fault+0x36/0x60 [ 68.096049] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 68.096062] ? page_fault+0x36/0x60 [ 68.096072] page_fault+0x4c/0x60 [ 68.096078] RIP: 0033:0x4443b0 [ 68.096082] RSP: 002b:00007fffae4d31b8 EFLAGS: 00010246 [ 68.096088] RAX: 0000000000000000 RBX: 0000000000000ddf RCX: 000000000043fed0 [ 68.096092] RDX: 0000000000000000 RSI: 00007fffae4d31c0 RDI: 0000000000000001 [ 68.096096] RBP: 000000000000fa0c R08: 0000000000000db6 R09: 0000000000732940 [ 68.096100] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000ddf [ 68.096104] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 68.096149] Mem-Info: [ 68.096165] active_anon:3236 inactive_anon:62 isolated_anon:0 [ 68.096165] active_file:31 inactive_file:1 isolated_file:0 [ 68.096165] unevictable:0 dirty:0 writeback:0 unstable:0 [ 68.096165] slab_reclaimable:7267 slab_unreclaimable:82447 [ 68.096165] mapped:2 shmem:68 pagetables:313 bounce:0 [ 68.096165] free:16375 free_pcp:78 free_cma:0 [ 68.096179] Node 0 active_anon:12944kB inactive_anon:248kB active_file:124kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 68.096181] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 68.096198] lowmem_reserve[]: 0 2870 6381 6381 [ 68.096211] Node 0 DMA32 free:29116kB min:30332kB low:37912kB high:45492kB active_anon:4136kB inactive_anon:0kB active_file:48kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2942336kB mlocked:0kB kernel_stack:64kB pagetables:32kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 68.096227] lowmem_reserve[]: 0 0 3510 3510 [ 68.096239] Node 0 Normal free:20476kB min:37084kB low:46352kB high:55620kB active_anon:8808kB inactive_anon:248kB active_file:76kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3594628kB mlocked:0kB kernel_stack:3072kB pagetables:1220kB bounce:0kB free_pcp:192kB local_pcp:72kB free_cma:0kB [ 68.096255] lowmem_reserve[]: 0 0 0 0 [ 68.096267] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 68.096325] Node 0 DMA32: 5*4kB (UME) 3*8kB (ME) 7*16kB (ME) 5*32kB (ME) 2*64kB (UE) 4*128kB (UM) 4*256kB (ME) 3*512kB (ME) 5*1024kB (UME) 2*2048kB (UE) 4*4096kB (UM) = 29116kB [ 68.096385] Node 0 Normal: 271*4kB (M) 210*8kB (UME) 167*16kB (UME) 110*32kB (UM) 72*64kB (M) 20*128kB (UM) 3*256kB (M) 1*512kB (U) 1*1024kB (U) 1*2048kB (M) 0*4096kB = 20476kB [ 68.096446] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 68.096449] 100 total pagecache pages [ 68.096458] 0 pages in swap cache [ 68.096462] Swap cache stats: add 0, delete 0, find 0/0 [ 68.096465] Free swap = 0kB [ 68.096467] Total swap = 0kB [ 68.096470] 1965979 pages RAM [ 68.096472] 0 pages HighMem/MovableOnly [ 68.096475] 327761 pages reserved [ 68.096479] Unreclaimable slab info: [ 68.096481] Name Used Total [ 68.096487] hashtab_node 118KB 119KB executing program [ 68.096492] ebitmap_node 405KB 405KB [ 68.096498] avtab_node 1012KB 1013KB [ 68.096506] TIPC 1KB 7KB [ 68.096514] SCTPv6 2KB 4KB [ 68.096524] DCCPv6 2KB 7KB [ 68.096530] DCCP 2KB 6KB [ 68.096550] fib6_nodes 0KB 4KB [ 68.096555] ip6_dst_cache 5KB 7KB [ 68.096562] RAWv6 9KB 19KB [ 68.096567] UDPv6 12KB 14KB [ 68.096573] TCPv6 39KB 39KB [ 68.096590] sd_ext_cdb 0KB 3KB [ 68.096595] scsi_sense_cache 108KB 108KB [ 68.096600] virtio_scsi_cmd 16KB 16KB [ 68.096608] sgpool-128 8KB 8KB [ 68.096613] sgpool-64 4KB 6KB [ 68.096617] sgpool-32 173KB 173KB Connection to 10.128.15.212 closed by remote host. [