[?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. [ 19.505788] audit: type=1400 audit(1517256556.258:6): avc: denied { map } for pid=4149 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.36' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 26.033651] audit: type=1400 audit(1517256562.786:7): avc: denied { map } for pid=4163 comm="syzkaller408185" path="/root/syzkaller408185581" 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 [ 28.451676] syzkaller408185 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 28.465341] syzkaller408185 cpuset=/ mems_allowed=0 [ 28.470685] CPU: 0 PID: 4172 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 28.477776] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.487109] Call Trace: [ 28.489687] dump_stack+0x194/0x257 [ 28.493308] ? arch_local_irq_restore+0x53/0x53 [ 28.497955] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 28.503128] dump_header+0x28c/0xe1e [ 28.506823] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 28.511991] ? pagefault_out_of_memory+0x152/0x152 [ 28.516902] ? print_irqtrace_events+0x270/0x270 [ 28.521636] ? __lock_acquire+0x664/0x3e00 [ 28.525848] ? check_noncircular+0x20/0x20 [ 28.530064] ? find_held_lock+0x35/0x1d0 [ 28.534109] ? check_noncircular+0x20/0x20 [ 28.538328] ? task_will_free_mem+0x252/0xaa0 [ 28.542801] ? print_irqtrace_events+0x270/0x270 [ 28.547550] ? ___ratelimit+0x30d/0x630 [ 28.551507] ? lock_downgrade+0x980/0x980 [ 28.555642] ? lock_release+0xa40/0xa40 [ 28.559604] ? mark_held_locks+0xaf/0x100 [ 28.563748] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 28.568837] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 28.573836] ? trace_hardirqs_on+0xd/0x10 [ 28.577975] ? ___ratelimit+0x95/0x630 [ 28.581840] ? idr_get_free_cmn+0xfd0/0xfd0 [ 28.586137] ? check_noncircular+0x20/0x20 [ 28.590343] ? find_held_lock+0x138/0x1d0 [ 28.594472] oom_kill_process+0x8b5/0x14a0 [ 28.598687] ? has_ns_capability_noaudit+0x163/0x2a0 [ 28.603765] ? lock_downgrade+0x980/0x980 [ 28.607889] ? oom_evaluate_task+0x480/0x480 [ 28.612283] ? security_capable_noaudit+0x8b/0xc0 [ 28.617102] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 28.622181] ? has_capability+0x30/0x30 [ 28.626131] ? do_raw_spin_trylock+0x190/0x190 [ 28.630689] ? check_noncircular+0x20/0x20 [ 28.634916] ? has_capability_noaudit+0x24/0x30 [ 28.639561] ? oom_badness+0xd1/0x980 [ 28.643340] ? lock_release+0xa40/0xa40 [ 28.647292] ? do_try_to_free_pages+0xc53/0x1020 [ 28.652033] ? find_lock_task_mm+0x460/0x460 [ 28.656437] ? find_held_lock+0x35/0x1d0 [ 28.660485] ? out_of_memory+0xb3a/0x1220 [ 28.664616] ? lock_downgrade+0x980/0x980 [ 28.668742] ? lock_release+0xa40/0xa40 [ 28.672701] ? oom_evaluate_task+0x284/0x480 [ 28.677100] out_of_memory+0x86d/0x1220 [ 28.681078] ? oom_killer_disable+0x310/0x310 [ 28.685554] ? mutex_trylock+0x23a/0x2d0 [ 28.689588] ? __lock_is_held+0xb6/0x140 [ 28.693623] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 28.699064] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 28.703908] ? warn_alloc+0x2b0/0x2b0 [ 28.707688] ? print_irqtrace_events+0x270/0x270 [ 28.712422] ? check_noncircular+0x20/0x20 [ 28.716632] ? switched_to_fair+0xb0/0xb0 [ 28.720756] ? __enqueue_entity+0x109/0x1e0 [ 28.725070] ? mark_held_locks+0xaf/0x100 [ 28.729203] ? retint_kernel+0x10/0x10 [ 28.733068] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 28.738076] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.742814] ? retint_kernel+0x10/0x10 [ 28.746702] ? __lock_is_held+0xb6/0x140 [ 28.750754] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 28.756631] ? __might_sleep+0x95/0x190 [ 28.760587] __alloc_pages_nodemask+0x9fb/0xd80 [ 28.765230] ? mark_held_locks+0xaf/0x100 [ 28.769361] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 28.774355] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.779095] ? retint_kernel+0x10/0x10 [ 28.782978] ? __lock_is_held+0xb6/0x140 [ 28.787026] ? __vmalloc_node_range+0x4b7/0x650 [ 28.791687] ? rcu_note_context_switch+0x710/0x710 [ 28.796611] alloc_pages_current+0xb6/0x1e0 [ 28.800919] __vmalloc_node_range+0x409/0x650 [ 28.805419] ? xt_alloc_table_info+0x64/0xe0 [ 28.809810] __vmalloc_node_flags_caller+0x50/0x60 [ 28.814714] ? xt_alloc_table_info+0x64/0xe0 [ 28.819102] kvmalloc_node+0x82/0xd0 [ 28.822793] xt_alloc_table_info+0x64/0xe0 [ 28.827012] do_ipt_set_ctl+0x29b/0x5f0 [ 28.830972] ? translate_compat_table+0x1b90/0x1b90 [ 28.835971] ? mutex_unlock+0xd/0x10 [ 28.839662] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 28.844922] nf_setsockopt+0x67/0xc0 [ 28.848623] ip_setsockopt+0xa1/0xb0 [ 28.852324] sctp_setsockopt+0x2a0/0x5de0 [ 28.856453] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 28.862150] ? __thp_get_unmapped_area+0x130/0x130 [ 28.867065] ? __lock_acquire+0x664/0x3e00 [ 28.871272] ? __lock_acquire+0x664/0x3e00 [ 28.875486] ? is_bpf_text_address+0xa4/0x120 [ 28.879965] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 28.885127] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 28.890298] ? check_noncircular+0x20/0x20 [ 28.894510] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 28.899677] ? save_stack+0xa3/0xd0 [ 28.903286] ? save_stack+0x43/0xd0 [ 28.906890] ? kasan_kmalloc+0xad/0xe0 [ 28.910747] ? kasan_slab_alloc+0x12/0x20 [ 28.914865] ? kmem_cache_alloc+0x12e/0x760 [ 28.919163] ? selinux_file_alloc_security+0xae/0x190 [ 28.924326] ? security_file_alloc+0x6d/0xa0 [ 28.928706] ? get_empty_filp+0x189/0x4f0 [ 28.932827] ? alloc_file+0x26/0x390 [ 28.936512] ? sock_alloc_file+0x1f3/0x560 [ 28.940720] ? sock_map_fd+0x34/0x90 [ 28.944405] ? SyS_socket+0x125/0x1d0 [ 28.948177] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 28.953082] ? kasan_slab_alloc+0x12/0x20 [ 28.957213] ? kmem_cache_alloc+0x12e/0x760 [ 28.961518] ? get_empty_filp+0xfb/0x4f0 [ 28.965565] ? alloc_file+0x26/0x390 [ 28.969267] ? sock_alloc_file+0x1f3/0x560 [ 28.973487] ? find_held_lock+0x35/0x1d0 [ 28.977527] ? avc_has_perm+0x35e/0x680 [ 28.981476] ? lock_downgrade+0x980/0x980 [ 28.985599] ? lock_release+0xa40/0xa40 [ 28.989547] ? check_noncircular+0x20/0x20 [ 28.993755] ? __pmd_alloc+0x4e0/0x4e0 [ 28.997617] ? __lockdep_init_map+0xe4/0x650 [ 29.002006] ? find_held_lock+0x35/0x1d0 [ 29.006057] ? avc_has_perm+0x43e/0x680 [ 29.010021] ? avc_has_perm_noaudit+0x520/0x520 [ 29.014678] ? __do_page_fault+0x5f7/0xc90 [ 29.018888] ? lock_downgrade+0x980/0x980 [ 29.023040] ? handle_mm_fault+0x410/0x8d0 [ 29.027259] ? down_read_trylock+0xdb/0x170 [ 29.031563] ? __do_page_fault+0x32d/0xc90 [ 29.035793] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 29.040358] ? vmacache_find+0x5f/0x280 [ 29.044324] ? sock_has_perm+0x2a4/0x420 [ 29.048364] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 29.053712] ? __do_page_fault+0x3d6/0xc90 [ 29.057927] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 29.063622] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 29.068894] sock_common_setsockopt+0x95/0xd0 [ 29.073385] SyS_setsockopt+0x189/0x360 [ 29.077379] ? SyS_recv+0x40/0x40 [ 29.080811] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 29.085633] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 29.090627] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.095384] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 29.100132] RIP: 0033:0x441889 [ 29.103302] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 29.110985] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 29.118232] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 29.125481] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 29.132742] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 29.139993] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 29.147462] Mem-Info: [ 29.152344] active_anon:12200 inactive_anon:64 isolated_anon:0 [ 29.152344] active_file:16 inactive_file:16 isolated_file:0 [ 29.152344] unevictable:0 dirty:0 writeback:0 unstable:0 [ 29.152344] slab_reclaimable:8302 slab_unreclaimable:79869 [ 29.152344] mapped:7 shmem:70 pagetables:386 bounce:0 [ 29.152344] free:24241 free_pcp:68 free_cma:0 [ 29.185928] Node 0 active_anon:48800kB inactive_anon:256kB active_file:64kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:28kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 29.213734] 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 [ 29.240888] lowmem_reserve[]: 0 2868 6378 6378 [ 29.246359] Node 0 DMA32 free:44084kB min:30316kB low:37892kB high:45468kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 29.274097] lowmem_reserve[]: 0 0 3510 3510 [ 29.280724] Node 0 Normal free:37012kB min:37096kB low:46368kB high:55640kB active_anon:48800kB inactive_anon:256kB active_file:96kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3392kB pagetables:1544kB bounce:0kB free_pcp:232kB local_pcp:232kB free_cma:0kB [ 29.311252] lowmem_reserve[]: 0 0 0 0 [ 29.316661] 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 [ 29.331583] Node 0 DMA32: 5*4kB (UM) 4*8kB (UM) 2*16kB (M) 3*32kB (M) 2*64kB (UM) 4*128kB (UM) 3*256kB (UM) 3*512kB (UM) 4*1024kB (UM) 2*2048kB (UM) 8*4096kB (M) = 44084kB [ 29.347655] Node 0 Normal: 497*4kB (UMEH) 372*8kB (ME) 205*16kB (ME) 119*32kB (UME) 68*64kB (ME) 57*128kB (UM) 30*256kB (UM) 11*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 37012kB [ 29.364364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 29.373802] 97 total pagecache pages [ 29.378414] 0 pages in swap cache [ 29.382709] Swap cache stats: add 0, delete 0, find 0/0 [ 29.388891] Free swap = 0kB [ 29.392711] Total swap = 0kB [ 29.396524] 1965969 pages RAM [ 29.400441] 0 pages HighMem/MovableOnly [ 29.405247] 328405 pages reserved [ 29.409606] Unreclaimable slab info: [ 29.414281] Name Used Total [ 29.420809] hashtab_node 118KB 119KB [ 29.426933] ebitmap_node 393KB 393KB [ 29.433133] avtab_node 1012KB 1013KB [ 29.439166] TIPC 1KB 7KB [ 29.444564] SCTPv6 2KB 4KB [ 29.449954] SCTP 18KB 18KB [ 29.455344] DCCPv6 2KB 7KB [ 29.460716] DCCP 2KB 6KB [ 29.466307] fib6_nodes 0KB 4KB [ 29.471801] ip6_dst_cache 6KB 11KB [ 29.477245] RAWv6 9KB 13KB [ 29.482655] UDPv6 14KB 14KB [ 29.488047] TCPv6 2KB 5KB [ 29.493452] sd_ext_cdb 0KB 3KB [ 29.498839] scsi_sense_cache 81KB 108KB [ 29.504223] virtio_scsi_cmd 16KB 16KB [ 29.509620] sgpool-128 8KB 8KB [ 29.515008] sgpool-64 4KB 6KB [ 29.520431] sgpool-32 69KB 70KB [ 29.525816] sgpool-16 30KB 30KB [ 29.531215] sgpool-8 157KB 157KB [ 29.536602] cfq_io_cq 15KB 15KB [ 29.543860] cfq_queue 21KB 23KB [ 29.551959] mqueue_inode_cache 1KB 7KB [ 29.559749] nfs_commit_data 3KB 7KB [ 29.568957] nfs_write_data 34KB 37KB [ 29.576557] jbd2_inode 1KB 3KB [ 29.584879] ext4_system_zone 0KB 3KB [ 29.593746] bio-1 1KB 3KB [ 29.601161] rpc_buffers 17KB 19KB [ 29.608151] rpc_tasks 2KB 3KB [ 29.615603] UNIX 784KB 784KB [ 29.623905] tcp_bind_bucket 0KB 4KB [ 29.629320] ip_fib_trie 0KB 3KB [ 29.634707] ip_fib_alias 0KB 3KB [ 29.640086] ip_dst_cache 7KB 7KB [ 29.645467] RAW 5KB 7KB [ 29.650851] UDP 29KB 31KB [ 29.656218] request_sock_TCP 1KB 3KB [ 29.661589] TCP 23KB 23KB [ 29.666966] hugetlbfs_inode_cache 1KB 7KB [ 29.672702] eventpoll_pwq 56KB 59KB [ 29.678092] eventpoll_epi 104KB 110KB [ 29.683475] inotify_inode_mark 3KB 3KB [ 29.688929] request_queue 76KB 164KB [ 29.694305] blkdev_ioc 19KB 23KB [ 29.699670] bio-0 262KB 262KB [ 29.705372] biovec-(1<<(21-12)) 437KB 437KB [ 29.711727] biovec-64 94KB 102KB [ 29.717119] biovec-16 10KB 11KB [ 29.722504] bio_integrity_payload 0KB 4KB [ 29.729070] khugepaged_mm_slot 3KB 3KB [ 29.736081] uid_cache 1KB 3KB [ 29.742947] dmaengine-unmap-2 0KB 3KB [ 29.749844] audit_buffer 0KB 3KB [ 29.756677] skbuff_fclone_cache 150KB 150KB [ 29.763715] skbuff_head_cache 1957KB 1961KB [ 29.770591] configfs_dir_cache 0KB 4KB [ 29.777544] file_lock_cache 162KB 162KB [ 29.784408] file_lock_ctx 1KB 3KB [ 29.791331] fsnotify_mark_connector 2KB 3KB [ 29.798715] shmem_inode_cache 1050KB 1050KB [ 29.808807] task_delay_info 355KB 355KB [ 29.816801] sigqueue 407KB 409KB [ 29.822186] kernfs_node_cache 3132KB 3138KB [ 29.827546] mnt_cache 15KB 20KB [ 29.832896] filp 7918KB 9738KB [ 29.838248] names_cache 102284KB 102323KB [ 29.843603] avc_node 39KB 39KB [ 29.848951] selinux_file_security 407KB 651KB [ 29.854649] selinux_inode_security 2232KB 2232KB [ 29.860443] key_jar 3KB 7KB [ 29.865794] nsproxy 0KB 3KB [ 29.871170] vm_area_struct 21277KB 21536KB [ 29.876522] mm_struct 4828KB 4828KB [ 29.881871] fs_cache 480KB 480KB [ 29.887221] files_cache 1788KB 1788KB [ 29.892571] signal_cache 2839KB 2839KB [ 29.897921] sighand_cache 381KB 520KB [ 29.903271] task_struct 11931KB 11986KB [ 29.908619] cred_jar 2380KB 2380KB [ 29.913967] anon_vma_chain 9399KB 9528KB [ 29.920601] anon_vma 219KB 419KB [ 29.937954] pid 248KB 248KB [ 29.948523] Acpi-Operand 322KB 792KB [ 29.953935] Acpi-ParseExt 10KB 23KB [ 29.959307] Acpi-Parse 8KB 19KB [ 29.964659] Acpi-State 11KB 27KB [ 29.970034] Acpi-Namespace 102KB 104KB [ 29.975388] numa_policy 0KB 3KB [ 29.980738] debug_objects_cache 721KB 722KB [ 29.986264] trace_event_file 148KB 151KB [ 29.991615] ftrace_event_field 258KB 259KB [ 29.997055] pool_workqueue 24KB 28KB [ 30.002410] page->ptl 3448KB 3458KB [ 30.007778] kmalloc-262144 1032KB 1032KB [ 30.013129] kmalloc-131072 650KB 650KB [ 30.018477] kmalloc-65536 264KB 264KB [ 30.023829] kmalloc-32768 825KB 825KB [ 30.029180] kmalloc-16384 181KB 181KB [ 30.034532] kmalloc-8192 478KB 478KB [ 30.039881] kmalloc-4096 3625KB 3663KB [ 30.045232] kmalloc-2048 4315KB 4315KB [ 30.050589] kmalloc-1024 3622KB 3622KB [ 30.056836] kmalloc-512 2876KB 2876KB [ 30.062993] kmalloc-256 1836KB 2778KB [ 30.078963] kmalloc-128 471KB 543KB [ 30.084385] kmalloc-96 293KB 396KB [ 30.089742] kmalloc-64 701KB 724KB [ 30.095113] kmalloc-32 1941KB 2815KB [ 30.100577] kmalloc-192 227KB 284KB [ 30.105928] kmem_cache 102KB 105KB [ 30.111278] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 30.119920] [ 2096] 0 2096 5550 327 90112 0 -1000 udevd [ 30.128106] [ 3877] 0 3877 2493 572 57344 0 0 dhclient [ 30.136514] [ 4008] 0 4008 14265 174 122880 0 0 rsyslogd [ 30.144910] [ 4059] 0 4059 4725 51 86016 0 0 cron [ 30.152957] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 30.161436] [ 4083] 0 4083 12927 1227 139264 0 0 restorecond [ 30.170092] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 30.178357] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 30.186632] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 30.194814] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 30.202989] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 30.211176] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 30.219351] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 30.227532] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 30.235708] [ 4144] 0 4144 5681 455 81920 0 -1000 udevd [ 30.243885] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 30.252068] [ 4161] 0 4161 17821 198 184320 0 0 sshd [ 30.260160] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 30.269252] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 30.278305] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 30.287368] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 30.296414] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 30.305460] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 30.314508] [ 4169] 0 4169 289 12 32768 0 0 syzkaller408185 [ 30.323552] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 30.332598] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 30.342423] [ 4172] 0 4172 4384 1038 40960 0 0 syzkaller408185 [ 30.351475] [ 4173] 0 4173 4384 1038 40960 0 0 syzkaller408185 [ 30.360523] [ 4174] 0 4174 4384 1038 40960 0 0 syzkaller408185 [ 30.369572] [ 4175] 0 4175 4384 1038 40960 0 0 syzkaller408185 [ 30.378619] [ 4176] 0 4176 4384 1038 40960 0 0 syzkaller408185 [ 30.387667] [ 4177] 0 4177 4384 1038 40960 0 0 syzkaller408185 [ 30.396731] [ 4178] 0 4178 4384 1038 40960 0 0 syzkaller408185 [ 30.405781] [ 4179] 0 4179 4384 1038 40960 0 0 syzkaller408185 [ 30.414822] Out of memory: Kill process 4083 (restorecond) score 0 or sacrifice child [ 30.423412] Killed process 4083 (restorecond) total-vm:51708kB, anon-rss:4916kB, file-rss:0kB, shmem-rss:0kB [ 30.441498] oom_reaper: reaped process 4083 (restorecond), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 30.541448] syzkaller408185 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 30.714611] syzkaller408185 cpuset=/ mems_allowed=0 [ 30.719780] CPU: 1 PID: 4176 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 30.726875] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.736221] Call Trace: [ 30.738815] dump_stack+0x194/0x257 [ 30.742447] ? arch_local_irq_restore+0x53/0x53 [ 30.747117] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 30.752315] dump_header+0x28c/0xe1e [ 30.756029] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 30.761197] ? print_irqtrace_events+0x270/0x270 [ 30.765929] ? pagefault_out_of_memory+0x152/0x152 [ 30.770829] ? check_noncircular+0x20/0x20 [ 30.775042] ? print_irqtrace_events+0x270/0x270 [ 30.779774] ? __lock_acquire+0x664/0x3e00 [ 30.783983] ? check_noncircular+0x20/0x20 [ 30.788196] ? find_held_lock+0x35/0x1d0 [ 30.792236] ? check_noncircular+0x20/0x20 [ 30.796442] ? task_will_free_mem+0x252/0xaa0 [ 30.800912] ? print_irqtrace_events+0x270/0x270 [ 30.805646] ? ___ratelimit+0x30d/0x630 [ 30.809593] ? lock_downgrade+0x980/0x980 [ 30.813715] ? lock_release+0xa40/0xa40 [ 30.817665] ? mark_held_locks+0xaf/0x100 [ 30.821786] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 30.826863] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.831851] ? trace_hardirqs_on+0xd/0x10 [ 30.835971] ? ___ratelimit+0x95/0x630 [ 30.839835] ? idr_get_free_cmn+0xfd0/0xfd0 [ 30.844127] ? check_noncircular+0x20/0x20 [ 30.848341] ? find_held_lock+0x138/0x1d0 [ 30.852465] oom_kill_process+0x8b5/0x14a0 [ 30.856691] ? has_ns_capability_noaudit+0x163/0x2a0 [ 30.861767] ? lock_downgrade+0x980/0x980 [ 30.865889] ? oom_evaluate_task+0x480/0x480 [ 30.870282] ? security_capable_noaudit+0x8b/0xc0 [ 30.875099] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 30.880174] ? has_capability+0x30/0x30 [ 30.884121] ? do_raw_spin_trylock+0x190/0x190 [ 30.888674] ? check_noncircular+0x20/0x20 [ 30.892887] ? has_capability_noaudit+0x24/0x30 [ 30.897528] ? oom_badness+0xd1/0x980 [ 30.901298] ? lock_release+0xa40/0xa40 [ 30.905247] ? do_try_to_free_pages+0xc53/0x1020 [ 30.909975] ? find_lock_task_mm+0x460/0x460 [ 30.914362] ? find_held_lock+0x35/0x1d0 [ 30.918402] ? out_of_memory+0xb3a/0x1220 [ 30.922524] ? lock_downgrade+0x980/0x980 [ 30.926644] ? lock_release+0xa40/0xa40 [ 30.930592] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 30.935500] ? oom_evaluate_task+0x284/0x480 [ 30.939885] out_of_memory+0x86d/0x1220 [ 30.943838] ? oom_killer_disable+0x310/0x310 [ 30.948305] ? mutex_trylock+0x23a/0x2d0 [ 30.952339] ? __lock_is_held+0xb6/0x140 [ 30.956373] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 30.961806] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 30.966642] ? warn_alloc+0x2b0/0x2b0 [ 30.970427] ? check_noncircular+0x20/0x20 [ 30.974636] ? switched_to_fair+0xb0/0xb0 [ 30.978758] ? __enqueue_entity+0x109/0x1e0 [ 30.983065] ? print_irqtrace_events+0x270/0x270 [ 30.987800] ? finish_task_switch+0x1d3/0x740 [ 30.992278] ? __lock_is_held+0xb6/0x140 [ 30.996323] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 31.002190] ? __might_sleep+0x95/0x190 [ 31.006153] __alloc_pages_nodemask+0x9fb/0xd80 [ 31.010799] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 31.015791] ? __sched_text_start+0x8/0x8 [ 31.019913] ? retint_kernel+0x10/0x10 [ 31.023774] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 31.028764] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 31.033496] ? __lock_is_held+0xb6/0x140 [ 31.037528] ? retint_kernel+0x10/0x10 [ 31.041399] ? rcu_note_context_switch+0x710/0x710 [ 31.046315] alloc_pages_current+0xb6/0x1e0 [ 31.050613] __vmalloc_node_range+0x409/0x650 [ 31.055117] ? xt_alloc_table_info+0x64/0xe0 [ 31.059526] __vmalloc_node_flags_caller+0x50/0x60 [ 31.064452] ? xt_alloc_table_info+0x64/0xe0 [ 31.068840] kvmalloc_node+0x82/0xd0 [ 31.072531] xt_alloc_table_info+0x64/0xe0 [ 31.076742] do_ipt_set_ctl+0x29b/0x5f0 [ 31.080692] ? translate_compat_table+0x1b90/0x1b90 [ 31.085692] ? mutex_unlock+0xd/0x10 [ 31.089379] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 31.094632] nf_setsockopt+0x67/0xc0 [ 31.098325] ip_setsockopt+0xa1/0xb0 [ 31.102019] sctp_setsockopt+0x2a0/0x5de0 [ 31.106758] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 31.112447] ? __thp_get_unmapped_area+0x130/0x130 [ 31.117352] ? __lock_acquire+0x664/0x3e00 [ 31.121686] ? __lock_acquire+0x664/0x3e00 [ 31.126023] ? is_bpf_text_address+0xa4/0x120 [ 31.130505] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 31.135671] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 31.140850] ? check_noncircular+0x20/0x20 [ 31.145060] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 31.150224] ? save_stack+0xa3/0xd0 [ 31.153830] ? save_stack+0x43/0xd0 [ 31.157432] ? kasan_kmalloc+0xad/0xe0 [ 31.161300] ? kasan_slab_alloc+0x12/0x20 [ 31.165417] ? kmem_cache_alloc+0x12e/0x760 [ 31.170296] ? selinux_file_alloc_security+0xae/0x190 [ 31.175460] ? security_file_alloc+0x6d/0xa0 [ 31.179843] ? get_empty_filp+0x189/0x4f0 [ 31.183959] ? alloc_file+0x26/0x390 [ 31.187642] ? sock_alloc_file+0x1f3/0x560 [ 31.191844] ? sock_map_fd+0x34/0x90 [ 31.195529] ? SyS_socket+0x125/0x1d0 [ 31.199304] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 31.204207] ? kasan_slab_alloc+0x12/0x20 [ 31.208325] ? kmem_cache_alloc+0x12e/0x760 [ 31.212618] ? get_empty_filp+0xfb/0x4f0 [ 31.216647] ? alloc_file+0x26/0x390 [ 31.220332] ? sock_alloc_file+0x1f3/0x560 [ 31.224546] ? find_held_lock+0x35/0x1d0 [ 31.228589] ? avc_has_perm+0x35e/0x680 [ 31.232538] ? lock_downgrade+0x980/0x980 [ 31.236664] ? lock_release+0xa40/0xa40 [ 31.240609] ? check_noncircular+0x20/0x20 [ 31.244816] ? __pmd_alloc+0x4e0/0x4e0 [ 31.248675] ? __lockdep_init_map+0xe4/0x650 [ 31.253061] ? find_held_lock+0x35/0x1d0 [ 31.257100] ? avc_has_perm+0x43e/0x680 [ 31.261051] ? avc_has_perm_noaudit+0x520/0x520 [ 31.265699] ? __do_page_fault+0x5f7/0xc90 [ 31.269907] ? lock_downgrade+0x980/0x980 [ 31.274042] ? handle_mm_fault+0x410/0x8d0 [ 31.278250] ? down_read_trylock+0xdb/0x170 [ 31.282541] ? __do_page_fault+0x32d/0xc90 [ 31.286749] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 31.291316] ? vmacache_find+0x5f/0x280 [ 31.295269] ? sock_has_perm+0x2a4/0x420 [ 31.299310] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 31.304642] ? __do_page_fault+0x3d6/0xc90 [ 31.308848] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 31.314531] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 31.319798] sock_common_setsockopt+0x95/0xd0 [ 31.324269] SyS_setsockopt+0x189/0x360 [ 31.328219] ? SyS_recv+0x40/0x40 [ 31.331645] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 31.336463] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 31.341454] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 31.346191] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 31.350918] RIP: 0033:0x441889 [ 31.354079] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 31.361760] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 31.369002] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 31.376250] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 31.383491] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 31.390731] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 31.398120] Mem-Info: [ 31.402796] active_anon:10971 inactive_anon:64 isolated_anon:0 [ 31.402796] active_file:11 inactive_file:16 isolated_file:0 [ 31.402796] unevictable:0 dirty:0 writeback:0 unstable:0 [ 31.402796] slab_reclaimable:8304 slab_unreclaimable:79873 [ 31.402796] mapped:2 shmem:70 pagetables:359 bounce:0 [ 31.402796] free:24183 free_pcp:34 free_cma:0 [ 31.436428] Node 0 active_anon:43884kB inactive_anon:256kB active_file:60kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 31.464802] 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 [ 31.492476] lowmem_reserve[]: 0 2868 6378 6378 [ 31.498597] Node 0 DMA32 free:44084kB min:30316kB low:37892kB high:45468kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 31.526738] lowmem_reserve[]: 0 0 3510 3510 [ 31.532633] Node 0 Normal free:36740kB min:37096kB low:46368kB high:55640kB active_anon:43884kB inactive_anon:256kB active_file:52kB inactive_file:24kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1436kB bounce:0kB free_pcp:136kB local_pcp:136kB free_cma:0kB [ 31.561512] lowmem_reserve[]: 0 0 0 0 [ 31.565359] 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 [ 31.579036] Node 0 DMA32: 5*4kB (UM) 4*8kB (UM) 2*16kB (M) 3*32kB (M) 2*64kB (UM) 4*128kB (UM) 3*256kB (UM) 3*512kB (UM) 4*1024kB (UM) 2*2048kB (UM) 8*4096kB (M) = 44084kB [ 31.594620] Node 0 Normal: 467*4kB (UMEH) 363*8kB (UME) 244*16kB (UMEH) 143*32kB (UME) 67*64kB (UME) 56*128kB (UM) 29*256kB (M) 9*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 36740kB [ 31.610720] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 31.619326] 97 total pagecache pages [ 31.623063] 0 pages in swap cache [ 31.626532] Swap cache stats: add 0, delete 0, find 0/0 [ 31.631909] Free swap = 0kB [ 31.634939] Total swap = 0kB [ 31.637966] 1965969 pages RAM [ 31.641084] 0 pages HighMem/MovableOnly [ 31.645069] 328405 pages reserved [ 31.648537] Unreclaimable slab info: [ 31.652266] Name Used Total [ 31.657881] hashtab_node 118KB 119KB [ 31.667857] ebitmap_node 393KB 393KB [ 31.677049] avtab_node 1012KB 1013KB [ 31.682438] TIPC 1KB 7KB [ 31.687795] SCTPv6 2KB 4KB [ 31.693144] SCTP 18KB 18KB [ 31.698495] DCCPv6 2KB 7KB [ 31.703849] DCCP 2KB 6KB [ 31.709214] fib6_nodes 0KB 4KB [ 31.714626] ip6_dst_cache 6KB 11KB [ 31.719987] RAWv6 9KB 13KB [ 31.725438] UDPv6 14KB 14KB [ 31.730815] TCPv6 2KB 5KB [ 31.736226] sd_ext_cdb 0KB 3KB [ 31.741605] scsi_sense_cache 81KB 108KB [ 31.747043] virtio_scsi_cmd 16KB 16KB [ 31.752413] sgpool-128 8KB 8KB [ 31.757774] sgpool-64 4KB 6KB [ 31.763150] sgpool-32 70KB 70KB [ 31.768519] sgpool-16 30KB 30KB [ 31.773878] sgpool-8 157KB 157KB [ 31.779252] cfq_io_cq 19KB 19KB [ 31.786957] cfq_queue 27KB 27KB [ 31.807985] mqueue_inode_cache 1KB 7KB [ 31.828738] nfs_commit_data 3KB 7KB [ 31.847902] nfs_write_data 34KB 37KB [ 31.865946] jbd2_inode 1KB 3KB [ 31.874540] ext4_system_zone 0KB 3KB [ 31.894758] bio-1 1KB 3KB [ 31.914734] rpc_buffers 17KB 19KB [ 31.923954] rpc_tasks 2KB 3KB [ 31.930444] UNIX 784KB 784KB [ 31.935829] tcp_bind_bucket 0KB 4KB [ 31.941187] ip_fib_trie 0KB 3KB [ 31.946557] ip_fib_alias 0KB 3KB [ 31.951909] ip_dst_cache 7KB 7KB [ 31.957273] RAW 5KB 7KB [ 31.962629] UDP 29KB 31KB [ 31.967984] request_sock_TCP 1KB 3KB [ 31.973339] TCP 23KB 23KB [ 31.978691] hugetlbfs_inode_cache 1KB 7KB [ 31.984414] eventpoll_pwq 56KB 59KB [ 31.989784] eventpoll_epi 104KB 110KB [ 31.995139] inotify_inode_mark 3KB 3KB [ 32.000579] request_queue 76KB 164KB [ 32.005934] blkdev_ioc 27KB 27KB [ 32.011286] bio-0 262KB 262KB [ 32.016637] biovec-(1<<(21-12)) 437KB 437KB [ 32.022163] biovec-64 102KB 102KB [ 32.027798] biovec-16 10KB 11KB [ 32.034941] bio_integrity_payload 0KB 4KB [ 32.043005] khugepaged_mm_slot 3KB 3KB [ 32.050592] uid_cache 1KB 3KB [ 32.057525] dmaengine-unmap-2 0KB 3KB [ 32.065707] audit_buffer 0KB 3KB [ 32.071831] skbuff_fclone_cache 150KB 150KB [ 32.078180] skbuff_head_cache 1961KB 1961KB [ 32.084376] configfs_dir_cache 0KB 4KB [ 32.089859] file_lock_cache 162KB 162KB [ 32.095249] file_lock_ctx 1KB 3KB [ 32.100632] fsnotify_mark_connector 2KB 3KB [ 32.106540] shmem_inode_cache 1050KB 1050KB [ 32.111924] task_delay_info 355KB 355KB [ 32.117348] sigqueue 407KB 409KB [ 32.123901] kernfs_node_cache 3132KB 3138KB [ 32.130104] mnt_cache 15KB 20KB [ 32.136313] filp 7918KB 9738KB [ 32.142480] names_cache 102284KB 102323KB [ 32.148612] avc_node 39KB 39KB [ 32.154837] selinux_file_security 407KB 651KB [ 32.161442] selinux_inode_security 2232KB 2232KB [ 32.168047] key_jar 3KB 7KB [ 32.174221] nsproxy 0KB 3KB [ 32.180431] vm_area_struct 21277KB 21536KB [ 32.186943] mm_struct 4828KB 4828KB [ 32.197914] fs_cache 480KB 480KB [ 32.203294] files_cache 1788KB 1788KB [ 32.208649] signal_cache 2839KB 2839KB [ 32.214003] sighand_cache 381KB 520KB [ 32.219367] task_struct 11931KB 11986KB [ 32.224745] cred_jar 2380KB 2380KB [ 32.230106] anon_vma_chain 9399KB 9528KB [ 32.235460] anon_vma 219KB 419KB [ 32.240812] pid 248KB 248KB [ 32.246164] Acpi-Operand 322KB 792KB [ 32.251526] Acpi-ParseExt 10KB 23KB [ 32.256890] Acpi-Parse 8KB 19KB [ 32.262241] Acpi-State 11KB 27KB [ 32.267600] Acpi-Namespace 102KB 104KB [ 32.272965] numa_policy 0KB 3KB [ 32.278317] debug_objects_cache 721KB 722KB [ 32.283850] trace_event_file 148KB 151KB [ 32.289211] ftrace_event_field 258KB 259KB [ 32.294649] pool_workqueue 24KB 28KB [ 32.300005] page->ptl 3448KB 3458KB [ 32.305806] kmalloc-262144 1032KB 1032KB [ 32.311205] kmalloc-131072 650KB 650KB [ 32.316571] kmalloc-65536 264KB 264KB [ 32.322384] kmalloc-32768 825KB 825KB [ 32.327748] kmalloc-16384 181KB 181KB [ 32.333121] kmalloc-8192 478KB 478KB [ 32.338485] kmalloc-4096 3625KB 3663KB [ 32.343841] kmalloc-2048 4315KB 4315KB [ 32.349207] kmalloc-1024 3622KB 3622KB [ 32.354571] kmalloc-512 2876KB 2876KB [ 32.359926] kmalloc-256 1836KB 2778KB [ 32.365293] kmalloc-128 471KB 543KB [ 32.370658] kmalloc-96 293KB 396KB [ 32.376025] kmalloc-64 701KB 724KB [ 32.381399] kmalloc-32 1941KB 2815KB [ 32.386774] kmalloc-192 227KB 284KB [ 32.392132] kmem_cache 102KB 105KB [ 32.397504] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 32.406113] [ 2096] 0 2096 5550 327 90112 0 -1000 udevd [ 32.414339] [ 3877] 0 3877 2493 572 57344 0 0 dhclient [ 32.422754] [ 4008] 0 4008 14265 173 122880 0 0 rsyslogd [ 32.431159] [ 4059] 0 4059 4725 51 86016 0 0 cron [ 32.439220] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 32.447713] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 32.455787] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 32.463945] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 32.472096] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 32.480258] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 32.488425] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 32.496593] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 32.504752] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 32.512919] [ 4144] 0 4144 5681 455 81920 0 -1000 udevd [ 32.521089] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 32.529259] [ 4161] 0 4161 17821 198 184320 0 0 sshd [ 32.537342] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 32.546376] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 32.555405] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 32.564448] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 32.573480] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 32.582510] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 32.591539] [ 4169] 0 4169 289 12 32768 0 0 syzkaller408185 [ 32.600568] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 32.609597] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 32.618629] [ 4172] 0 4172 4384 1038 40960 0 0 syzkaller408185 [ 32.627660] [ 4173] 0 4173 4384 1038 40960 0 0 syzkaller408185 [ 32.636681] [ 4174] 0 4174 4384 1038 40960 0 0 syzkaller408185 [ 32.645704] [ 4175] 0 4175 4384 1038 40960 0 0 syzkaller408185 [ 32.654721] [ 4176] 0 4176 4384 1038 40960 0 0 syzkaller408185 [ 32.663734] [ 4177] 0 4177 4384 1038 40960 0 0 syzkaller408185 [ 32.672748] [ 4178] 0 4178 4384 1038 40960 0 0 syzkaller408185 [ 32.681774] [ 4179] 0 4179 4384 1038 40960 0 0 syzkaller408185 [ 32.690792] Out of memory: Kill process 4172 (syzkaller408185) score 0 or sacrifice child [ 32.699183] Killed process 4172 (syzkaller408185) total-vm:17536kB, anon-rss:4152kB, file-rss:0kB, shmem-rss:0kB [ 32.712859] oom_reaper: reaped process 4172 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 32.724429] syzkaller408185 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 32.738692] syzkaller408185 cpuset=/ mems_allowed=0 [ 32.743784] CPU: 0 PID: 4176 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 32.750874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 32.760225] Call Trace: [ 32.762816] dump_stack+0x194/0x257 [ 32.766441] ? arch_local_irq_restore+0x53/0x53 [ 32.771113] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 32.776308] dump_header+0x28c/0xe1e [ 32.780024] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 32.785203] ? print_irqtrace_events+0x270/0x270 [ 32.789960] ? pagefault_out_of_memory+0x152/0x152 [ 32.794881] ? check_noncircular+0x20/0x20 [ 32.799117] ? print_irqtrace_events+0x270/0x270 [ 32.803868] ? __lock_acquire+0x664/0x3e00 [ 32.808103] ? check_noncircular+0x20/0x20 [ 32.812346] ? find_held_lock+0x35/0x1d0 [ 32.816412] ? check_noncircular+0x20/0x20 [ 32.820641] ? task_will_free_mem+0x252/0xaa0 [ 32.825140] ? print_irqtrace_events+0x270/0x270 [ 32.829898] ? ___ratelimit+0x30d/0x630 [ 32.833867] ? lock_downgrade+0x980/0x980 [ 32.838011] ? lock_release+0xa40/0xa40 [ 32.841984] ? mark_held_locks+0xaf/0x100 [ 32.846123] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 32.851219] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 32.856234] ? trace_hardirqs_on+0xd/0x10 [ 32.860379] ? ___ratelimit+0x95/0x630 [ 32.864260] ? idr_get_free_cmn+0xfd0/0xfd0 [ 32.868573] ? check_noncircular+0x20/0x20 [ 32.872795] ? find_held_lock+0x138/0x1d0 [ 32.876949] oom_kill_process+0x8b5/0x14a0 [ 32.881185] ? has_ns_capability_noaudit+0x163/0x2a0 [ 32.886282] ? lock_downgrade+0x980/0x980 [ 32.890429] ? oom_evaluate_task+0x480/0x480 [ 32.894847] ? security_capable_noaudit+0x8b/0xc0 [ 32.899690] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 32.904783] ? has_capability+0x30/0x30 [ 32.908749] ? do_raw_spin_trylock+0x190/0x190 [ 32.913325] ? check_noncircular+0x20/0x20 [ 32.917562] ? has_capability_noaudit+0x24/0x30 [ 32.922222] ? oom_badness+0xd1/0x980 [ 32.926009] ? lock_release+0xa40/0xa40 [ 32.929976] ? do_try_to_free_pages+0xc53/0x1020 [ 32.934727] ? find_lock_task_mm+0x460/0x460 [ 32.939137] ? find_held_lock+0x35/0x1d0 [ 32.943201] ? out_of_memory+0xb3a/0x1220 [ 32.947343] ? lock_downgrade+0x980/0x980 [ 32.951488] ? lock_release+0xa40/0xa40 [ 32.955468] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 32.960400] ? oom_evaluate_task+0x284/0x480 [ 32.964804] out_of_memory+0x86d/0x1220 [ 32.968784] ? oom_killer_disable+0x310/0x310 [ 32.973270] ? mutex_trylock+0x23a/0x2d0 [ 32.977322] ? __lock_is_held+0xb6/0x140 [ 32.981370] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 32.986832] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 32.991712] ? warn_alloc+0x2b0/0x2b0 [ 32.995504] ? print_irqtrace_events+0x270/0x270 [ 33.000237] ? check_noncircular+0x20/0x20 [ 33.004447] ? switched_to_fair+0xb0/0xb0 [ 33.008569] ? __enqueue_entity+0x109/0x1e0 [ 33.012867] ? mark_held_locks+0xaf/0x100 [ 33.016990] ? retint_kernel+0x10/0x10 [ 33.020854] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 33.025847] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.030580] ? retint_kernel+0x10/0x10 [ 33.034449] ? __lock_is_held+0xb6/0x140 [ 33.038495] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 33.044356] ? __might_sleep+0x95/0x190 [ 33.048309] __alloc_pages_nodemask+0x9fb/0xd80 [ 33.052957] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 33.057940] ? mark_held_locks+0xaf/0x100 [ 33.062063] ? retint_kernel+0x10/0x10 [ 33.065929] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.070662] ? __lock_is_held+0xb6/0x140 [ 33.074705] ? rcu_note_context_switch+0x710/0x710 [ 33.079617] alloc_pages_current+0xb6/0x1e0 [ 33.083917] __vmalloc_node_range+0x409/0x650 [ 33.088396] ? xt_alloc_table_info+0x64/0xe0 [ 33.092778] __vmalloc_node_flags_caller+0x50/0x60 [ 33.097678] ? xt_alloc_table_info+0x64/0xe0 [ 33.102070] kvmalloc_node+0x82/0xd0 [ 33.105759] xt_alloc_table_info+0x64/0xe0 [ 33.109971] do_ipt_set_ctl+0x29b/0x5f0 [ 33.113921] ? translate_compat_table+0x1b90/0x1b90 [ 33.118926] ? mutex_unlock+0xd/0x10 [ 33.122613] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 33.127866] nf_setsockopt+0x67/0xc0 [ 33.131559] ip_setsockopt+0xa1/0xb0 [ 33.135252] sctp_setsockopt+0x2a0/0x5de0 [ 33.139376] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 33.145062] ? __thp_get_unmapped_area+0x130/0x130 [ 33.149967] ? __lock_acquire+0x664/0x3e00 [ 33.154174] ? __lock_acquire+0x664/0x3e00 [ 33.158386] ? is_bpf_text_address+0xa4/0x120 [ 33.162862] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.168030] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.173203] ? check_noncircular+0x20/0x20 [ 33.177445] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.182607] ? save_stack+0xa3/0xd0 [ 33.186207] ? save_stack+0x43/0xd0 [ 33.189804] ? kasan_kmalloc+0xad/0xe0 [ 33.193662] ? kasan_slab_alloc+0x12/0x20 [ 33.197780] ? kmem_cache_alloc+0x12e/0x760 [ 33.202076] ? selinux_file_alloc_security+0xae/0x190 [ 33.207240] ? security_file_alloc+0x6d/0xa0 [ 33.211619] ? get_empty_filp+0x189/0x4f0 [ 33.215737] ? alloc_file+0x26/0x390 [ 33.219421] ? sock_alloc_file+0x1f3/0x560 [ 33.223626] ? sock_map_fd+0x34/0x90 [ 33.227313] ? SyS_socket+0x125/0x1d0 [ 33.231089] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 33.235992] ? kasan_slab_alloc+0x12/0x20 [ 33.240116] ? kmem_cache_alloc+0x12e/0x760 [ 33.244410] ? get_empty_filp+0xfb/0x4f0 [ 33.248451] ? alloc_file+0x26/0x390 [ 33.252134] ? sock_alloc_file+0x1f3/0x560 [ 33.256346] ? find_held_lock+0x35/0x1d0 [ 33.260388] ? avc_has_perm+0x35e/0x680 [ 33.264336] ? lock_downgrade+0x980/0x980 [ 33.268463] ? lock_release+0xa40/0xa40 [ 33.272408] ? check_noncircular+0x20/0x20 [ 33.276613] ? __pmd_alloc+0x4e0/0x4e0 [ 33.280472] ? __lockdep_init_map+0xe4/0x650 [ 33.284858] ? find_held_lock+0x35/0x1d0 [ 33.288901] ? avc_has_perm+0x43e/0x680 [ 33.292852] ? avc_has_perm_noaudit+0x520/0x520 [ 33.297502] ? __do_page_fault+0x5f7/0xc90 [ 33.301712] ? lock_downgrade+0x980/0x980 [ 33.305840] ? handle_mm_fault+0x410/0x8d0 [ 33.310044] ? down_read_trylock+0xdb/0x170 [ 33.314338] ? __do_page_fault+0x32d/0xc90 [ 33.318549] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 33.323104] ? vmacache_find+0x5f/0x280 [ 33.327058] ? sock_has_perm+0x2a4/0x420 [ 33.331106] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 33.336440] ? __do_page_fault+0x3d6/0xc90 [ 33.340649] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 33.346353] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 33.351619] sock_common_setsockopt+0x95/0xd0 [ 33.356092] SyS_setsockopt+0x189/0x360 [ 33.360047] ? SyS_recv+0x40/0x40 [ 33.363475] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 33.368291] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 33.373281] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.378022] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 33.382752] RIP: 0033:0x441889 [ 33.385913] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 33.393593] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 33.400835] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 33.408077] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 33.415328] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 33.422569] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 33.429930] Mem-Info: [ 33.432619] active_anon:9942 inactive_anon:64 isolated_anon:0 [ 33.432619] active_file:12 inactive_file:15 isolated_file:0 [ 33.432619] unevictable:0 dirty:1 writeback:7 unstable:0 [ 33.432619] slab_reclaimable:8304 slab_unreclaimable:79878 [ 33.432619] mapped:2 shmem:70 pagetables:357 bounce:0 [ 33.432619] free:24180 free_pcp:0 free_cma:0 [ 33.464810] Node 0 active_anon:39768kB inactive_anon:256kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:32kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 28672kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 33.491863] 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 [ 33.518105] lowmem_reserve[]: 0 2868 6378 6378 [ 33.522736] Node 0 DMA32 free:29080kB min:30316kB low:37892kB high:45468kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 33.534155] syzkaller408185: vmalloc: allocation failure, allocated 811122688 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 33.534167] syzkaller408185 cpuset=/ mems_allowed=0 [ 33.534193] CPU: 1 PID: 4172 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 33.534197] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.534200] Call Trace: [ 33.534217] dump_stack+0x194/0x257 [ 33.534231] ? arch_local_irq_restore+0x53/0x53 [ 33.534237] ? idr_get_free_cmn+0xfd0/0xfd0 [ 33.534265] warn_alloc+0x19a/0x2b0 [ 33.534277] ? zone_watermark_ok_safe+0x400/0x400 [ 33.534305] ? rcu_note_context_switch+0x710/0x710 [ 33.534333] __vmalloc_node_range+0x482/0x650 [ 33.534359] ? xt_alloc_table_info+0x64/0xe0 [ 33.534368] __vmalloc_node_flags_caller+0x50/0x60 [ 33.534380] ? xt_alloc_table_info+0x64/0xe0 [ 33.534393] kvmalloc_node+0x82/0xd0 [ 33.534406] xt_alloc_table_info+0x64/0xe0 [ 33.534420] do_ipt_set_ctl+0x29b/0x5f0 [ 33.534434] ? translate_compat_table+0x1b90/0x1b90 [ 33.534463] ? mutex_unlock+0xd/0x10 [ 33.534474] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 33.534488] nf_setsockopt+0x67/0xc0 [ 33.534505] ip_setsockopt+0xa1/0xb0 [ 33.534522] sctp_setsockopt+0x2a0/0x5de0 [ 33.534538] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 33.534549] ? __thp_get_unmapped_area+0x130/0x130 [ 33.534558] ? __lock_acquire+0x664/0x3e00 [ 33.534565] ? __lock_acquire+0x664/0x3e00 [ 33.534581] ? is_bpf_text_address+0xa4/0x120 [ 33.534603] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.534611] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.534633] ? check_noncircular+0x20/0x20 [ 33.534641] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 33.534648] ? save_stack+0xa3/0xd0 [ 33.534657] ? save_stack+0x43/0xd0 [ 33.534663] ? kasan_kmalloc+0xad/0xe0 [ 33.534669] ? kasan_slab_alloc+0x12/0x20 [ 33.534674] ? kmem_cache_alloc+0x12e/0x760 [ 33.534683] ? selinux_file_alloc_security+0xae/0x190 [ 33.534690] ? security_file_alloc+0x6d/0xa0 [ 33.534698] ? get_empty_filp+0x189/0x4f0 [ 33.534704] ? alloc_file+0x26/0x390 [ 33.534711] ? sock_alloc_file+0x1f3/0x560 [ 33.534716] ? sock_map_fd+0x34/0x90 [ 33.534722] ? SyS_socket+0x125/0x1d0 [ 33.534729] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 33.534736] ? kasan_slab_alloc+0x12/0x20 [ 33.534742] ? kmem_cache_alloc+0x12e/0x760 [ 33.534748] ? get_empty_filp+0xfb/0x4f0 [ 33.534754] ? alloc_file+0x26/0x390 [ 33.534759] ? sock_alloc_file+0x1f3/0x560 [ 33.534772] ? find_held_lock+0x35/0x1d0 [ 33.534792] ? avc_has_perm+0x35e/0x680 [ 33.534801] ? lock_downgrade+0x980/0x980 [ 33.534814] ? lock_release+0xa40/0xa40 [ 33.534821] ? check_noncircular+0x20/0x20 [ 33.534827] ? __pmd_alloc+0x4e0/0x4e0 [ 33.534834] ? __lockdep_init_map+0xe4/0x650 [ 33.534851] ? find_held_lock+0x35/0x1d0 [ 33.534869] ? avc_has_perm+0x43e/0x680 [ 33.534882] ? avc_has_perm_noaudit+0x520/0x520 [ 33.534902] ? __do_page_fault+0x5f7/0xc90 [ 33.534911] ? lock_downgrade+0x980/0x980 [ 33.534932] ? handle_mm_fault+0x410/0x8d0 [ 33.534938] ? down_read_trylock+0xdb/0x170 [ 33.534944] ? __do_page_fault+0x32d/0xc90 [ 33.534953] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 33.534960] ? vmacache_find+0x5f/0x280 [ 33.534974] ? sock_has_perm+0x2a4/0x420 [ 33.534987] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 33.534993] ? __do_page_fault+0x3d6/0xc90 [ 33.535008] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 33.535018] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 33.535055] sock_common_setsockopt+0x95/0xd0 [ 33.535070] SyS_setsockopt+0x189/0x360 [ 33.535084] ? SyS_recv+0x40/0x40 [ 33.535094] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 33.535105] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 33.535118] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.535136] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 33.535142] RIP: 0033:0x441889 [ 33.535146] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 33.535154] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 33.535158] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 33.535162] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 33.535166] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 33.535170] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 33.535298] Mem-Info: [ 33.535315] active_anon:9942 inactive_anon:64 isolated_anon:0 [ 33.535315] active_file:13 inactive_file:14 isolated_file:0 [ 33.535315] unevictable:0 dirty:0 writeback:8 unstable:0 [ 33.535315] slab_reclaimable:8304 slab_unreclaimable:79878 [ 33.535315] mapped:2 shmem:70 pagetables:357 bounce:0 [ 33.535315] free:15872 free_pcp:60 free_cma:0 [ 33.535328] Node 0 active_anon:39768kB inactive_anon:256kB active_file:52kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:32kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 28672kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 33.535331] 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 [ 33.535347] lowmem_reserve[]: 0 2868 6378 6378 [ 33.535359] Node 0 DMA32 free:29080kB min:30316kB low:37892kB high:45468kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 33.535374] lowmem_reserve[]: 0 0 3510 3510 [ 33.535390] Node 0 Normal free:18500kB min:37096kB low:46368kB high:55640kB active_anon:39768kB inactive_anon:256kB active_file:52kB inactive_file:56kB unevictable:0kB writepending:32kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1428kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 33.535406] lowmem_reserve[]: 0 0 0 0 [ 33.535417] 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 [ 33.535469] Node 0 DMA32: 4*4kB (M) 3*8kB (M) 3*16kB (UM) 4*32kB (UM) 1*64kB (M) 3*128kB (M) 3*256kB (UM) 2*512kB (M) 4*1024kB (UM) 1*2048kB (M) 5*4096kB (M) = 29080kB [ 33.535525] Node 0 Normal: 326*4kB (UME) 246*8kB (UME) 149*16kB (UME) 82*32kB (ME) 38*64kB (UME) 31*128kB (UM) 15*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18520kB [ 33.535580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 33.535582] 97 total pagecache pages [ 33.535590] 0 pages in swap cache [ 33.535594] Swap cache stats: add 0, delete 0, find 0/0 [ 33.535597] Free swap = 0kB [ 33.535599] Total swap = 0kB [ 33.535602] 1965969 pages RAM [ 33.535604] 0 pages HighMem/MovableOnly [ 33.535606] 328405 pages reserved [ 34.878305] syzkaller408185 (4172) used greatest stack depth: 14880 bytes left [ 35.332600] lowmem_reserve[]: 0 0 3510 3510 [ 35.337658] Node 0 Normal free:37228kB min:37096kB low:46368kB high:55640kB active_anon:39776kB inactive_anon:252kB active_file:0kB inactive_file:40kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3392kB pagetables:1424kB bounce:0kB free_pcp:240kB local_pcp:0kB free_cma:0kB [ 35.366251] lowmem_reserve[]: 0 0 0 0 [ 35.370098] 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 [ 35.383739] Node 0 DMA32: 11*4kB (ME) 5*8kB (M) 5*16kB (UME) 9*32kB (UME) 95*64kB (UME) 69*128kB (UME) 11*256kB (UME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (M) = 44804kB [ 35.400195] Node 0 Normal: 308*4kB (ME) 241*8kB (ME) 165*16kB (UME) 87*32kB (UME) 193*64kB (UME) 82*128kB (UM) 21*256kB (UM) 1*512kB (E) 0*1024kB 0*2048kB 0*4096kB = 37320kB [ 35.438112] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 35.457906] 125 total pagecache pages [ 35.461752] 0 pages in swap cache [ 35.465622] Swap cache stats: add 0, delete 0, find 0/0 [ 35.470980] Free swap = 0kB [ 35.473983] Total swap = 0kB [ 35.476986] 1965969 pages RAM [ 35.480088] 0 pages HighMem/MovableOnly [ 35.484045] 328405 pages reserved [ 35.487484] Unreclaimable slab info: [ 35.491187] Name Used Total [ 35.496723] hashtab_node 118KB 119KB [ 35.502085] ebitmap_node 401KB 401KB [ 35.507450] avtab_node 1012KB 1013KB [ 35.512811] TIPC 1KB 7KB [ 35.518166] SCTPv6 2KB 4KB [ 35.523527] SCTP 16KB 18KB [ 35.528883] DCCPv6 2KB 7KB [ 35.534234] DCCP 2KB 6KB [ 35.539619] fib6_nodes 0KB 4KB [ 35.544973] ip6_dst_cache 6KB 11KB [ 35.550326] RAWv6 9KB 13KB [ 35.555692] UDPv6 14KB 14KB [ 35.562225] TCPv6 2KB 5KB [ 35.567616] sd_ext_cdb 0KB 3KB [ 35.572968] scsi_sense_cache 88KB 108KB [ 35.578324] virtio_scsi_cmd 16KB 16KB [ 35.583680] sgpool-128 8KB 8KB [ 35.589049] sgpool-64 4KB 6KB [ 35.594875] sgpool-32 110KB 110KB [ 35.600252] sgpool-16 37KB 37KB [ 35.605611] sgpool-8 180KB 180KB [ 35.610971] cfq_io_cq 19KB 19KB [ 35.616323] cfq_queue 27KB 27KB [ 35.621675] mqueue_inode_cache 1KB 7KB [ 35.627117] nfs_commit_data 3KB 7KB [ 35.632468] nfs_write_data 34KB 37KB [ 35.637835] jbd2_inode 1KB 3KB [ 35.643217] ext4_system_zone 0KB 3KB [ 35.648578] bio-1 1KB 3KB [ 35.653934] rpc_buffers 17KB 19KB [ 35.659281] rpc_tasks 2KB 3KB [ 35.665389] UNIX 784KB 784KB [ 35.670774] tcp_bind_bucket 0KB 4KB [ 35.676160] ip_fib_trie 0KB 3KB [ 35.681530] ip_fib_alias 0KB 3KB [ 35.686882] ip_dst_cache 6KB 7KB [ 35.692266] RAW 5KB 7KB [ 35.697621] UDP 29KB 31KB [ 35.702983] request_sock_TCP 0KB 3KB [ 35.708334] TCP 18KB 23KB [ 35.713684] hugetlbfs_inode_cache 1KB 7KB [ 35.719387] eventpoll_pwq 56KB 59KB [ 35.724737] eventpoll_epi 104KB 110KB [ 35.730540] inotify_inode_mark 3KB 3KB [ 35.735983] request_queue 53KB 135KB [ 35.741352] blkdev_ioc 27KB 27KB [ 35.746746] bio-0 300KB 300KB [ 35.752102] biovec-(1<<(21-12)) 470KB 470KB [ 35.757628] biovec-64 165KB 165KB [ 35.763031] biovec-16 22KB 22KB [ 35.770949] bio_integrity_payload 0KB 4KB [ 35.789253] khugepaged_mm_slot 3KB 3KB [ 35.806824] uid_cache 1KB 3KB [ 35.813540] dmaengine-unmap-2 0KB 3KB [ 35.820285] audit_buffer 0KB 3KB [ 35.825701] skbuff_fclone_cache 149KB 150KB [ 35.831252] skbuff_head_cache 1959KB 1961KB [ 35.836605] configfs_dir_cache 0KB 4KB [ 35.842067] file_lock_cache 162KB 162KB [ 35.847420] file_lock_ctx 1KB 3KB [ 35.852771] fsnotify_mark_connector 2KB 3KB [ 35.858659] shmem_inode_cache 1049KB 1050KB [ 35.864475] task_delay_info 355KB 355KB [ 35.869840] sigqueue 409KB 409KB [ 35.875213] kernfs_node_cache 3132KB 3138KB [ 35.880600] mnt_cache 15KB 20KB [ 35.886031] filp 7877KB 9720KB [ 35.891436] names_cache 101825KB 101864KB [ 35.896837] avc_node 38KB 39KB [ 35.902239] selinux_file_security 403KB 651KB [ 35.908009] selinux_inode_security 2232KB 2232KB [ 35.913892] key_jar 3KB 7KB [ 35.919300] nsproxy 0KB 3KB [ 35.924697] vm_area_struct 21176KB 21536KB [ 35.930207] mm_struct 4820KB 4828KB [ 35.935583] fs_cache 474KB 480KB [ 35.940938] files_cache 1778KB 1788KB [ 35.946293] signal_cache 2831KB 2839KB [ 35.951646] sighand_cache 330KB 471KB [ 35.957004] task_struct 11882KB 11937KB [ 35.962391] cred_jar 2374KB 2380KB [ 35.967745] anon_vma_chain 9343KB 9528KB [ 35.973099] anon_vma 192KB 415KB [ 35.978453] pid 245KB 248KB [ 35.983820] Acpi-Operand 312KB 792KB [ 35.989175] Acpi-ParseExt 0KB 11KB [ 35.994963] Acpi-Parse 0KB 7KB [ 36.000331] Acpi-State 0KB 11KB [ 36.005687] Acpi-Namespace 102KB 104KB [ 36.011051] numa_policy 0KB 3KB [ 36.016403] debug_objects_cache 721KB 722KB [ 36.021932] trace_event_file 148KB 151KB [ 36.027286] ftrace_event_field 258KB 259KB [ 36.032746] pool_workqueue 24KB 28KB [ 36.038120] page->ptl 3433KB 3458KB [ 36.043529] kmalloc-262144 1032KB 1032KB [ 36.048903] kmalloc-131072 650KB 650KB [ 36.054305] kmalloc-65536 264KB 264KB [ 36.059728] kmalloc-32768 825KB 825KB [ 36.065151] kmalloc-16384 181KB 181KB [ 36.070563] kmalloc-8192 478KB 478KB [ 36.075991] kmalloc-4096 3625KB 3655KB [ 36.081426] kmalloc-2048 4313KB 4315KB [ 36.086830] kmalloc-1024 3819KB 3819KB [ 36.092240] kmalloc-512 2869KB 2876KB [ 36.097651] kmalloc-256 1819KB 2771KB [ 36.103079] kmalloc-128 467KB 543KB [ 36.108496] kmalloc-96 323KB 396KB [ 36.113909] kmalloc-64 723KB 724KB [ 36.119306] kmalloc-32 1939KB 2815KB [ 36.124684] kmalloc-192 203KB 252KB [ 36.130520] kmem_cache 102KB 105KB [ 36.135892] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 36.144505] [ 2096] 0 2096 5550 327 90112 0 -1000 udevd [ 36.152651] [ 3877] 0 3877 2493 572 57344 0 0 dhclient [ 36.161049] [ 4008] 0 4008 14331 209 122880 0 0 rsyslogd [ 36.169449] [ 4059] 0 4059 4725 51 86016 0 0 cron [ 36.178238] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 36.186737] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 36.194798] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 36.202931] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 36.211065] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 36.219201] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 36.227336] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 36.235470] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 36.243616] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 36.251764] [ 4144] 0 4144 5681 454 81920 0 -1000 udevd [ 36.259914] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 36.268069] [ 4161] 0 4161 17821 197 184320 0 0 sshd [ 36.276127] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 36.285148] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 36.294172] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 36.303209] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 36.312230] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 36.321256] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 36.330299] [ 4169] 0 4169 289 14 32768 0 0 syzkaller408185 [ 36.339348] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 36.348383] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 36.357407] [ 4173] 0 4173 4384 1038 40960 0 0 syzkaller408185 [ 36.366429] [ 4174] 0 4174 4384 1038 40960 0 0 syzkaller408185 [ 36.375446] [ 4175] 0 4175 4384 1038 40960 0 0 syzkaller408185 [ 36.384461] [ 4176] 0 4176 4384 1038 40960 0 0 syzkaller408185 [ 36.393487] [ 4177] 0 4177 4384 1038 40960 0 0 syzkaller408185 [ 36.402516] [ 4178] 0 4178 4384 1038 40960 0 0 syzkaller408185 [ 36.411544] [ 4179] 0 4179 4384 1038 40960 0 0 syzkaller408185 [ 36.420560] [ 4181] 0 4181 5681 454 81920 0 -1000 udevd [ 36.428705] Out of memory: Kill process 4173 (syzkaller408185) score 0 or sacrifice child [ 36.437125] Killed process 4173 (syzkaller408185) total-vm:17536kB, anon-rss:4152kB, file-rss:0kB, shmem-rss:0kB [ 36.458172] oom_reaper: reaped process 4173 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.491455] oom_reaper: reaped process 4175 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.586479] oom_reaper: reaped process 4179 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.597552] oom_reaper: reaped process 4177 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.612825] oom_reaper: reaped process 4176 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.623826] oom_reaper: reaped process 4174 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.696449] oom_reaper: reaped process 4178 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.791718] udevd invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=-1000 [ 36.816075] syzkaller408185: vmalloc: allocation failure, allocated 850182144 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) 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 [ 36.816081] syzkaller408185 cpuset=/ mems_allowed=0 [ 36.816102] CPU: 0 PID: 4177 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 36.816106] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.816110] Call Trace: [ 36.816133] dump_stack+0x194/0x257 [ 36.816150] ? arch_local_irq_restore+0x53/0x53 [ 36.816156] ? idr_get_free_cmn+0xfd0/0xfd0 [ 36.816187] warn_alloc+0x19a/0x2b0 [ 36.816201] ? zone_watermark_ok_safe+0x400/0x400 [ 36.816232] ? rcu_note_context_switch+0x710/0x710 [ 36.816263] __vmalloc_node_range+0x482/0x650 [ 36.816291] ? xt_alloc_table_info+0x64/0xe0 [ 36.816301] __vmalloc_node_flags_caller+0x50/0x60 [ 36.816311] ? xt_alloc_table_info+0x64/0xe0 [ 36.816329] kvmalloc_node+0x82/0xd0 [ 36.816343] xt_alloc_table_info+0x64/0xe0 [ 36.816360] do_ipt_set_ctl+0x29b/0x5f0 [ 36.816376] ? translate_compat_table+0x1b90/0x1b90 [ 36.816409] ? mutex_unlock+0xd/0x10 [ 36.816421] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 36.816437] nf_setsockopt+0x67/0xc0 [ 36.816454] ip_setsockopt+0xa1/0xb0 [ 36.816471] sctp_setsockopt+0x2a0/0x5de0 [ 36.816489] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 36.816500] ? __thp_get_unmapped_area+0x130/0x130 [ 36.816510] ? __lock_acquire+0x664/0x3e00 [ 36.816518] ? __lock_acquire+0x664/0x3e00 [ 36.816536] ? is_bpf_text_address+0xa4/0x120 [ 36.816562] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 36.816570] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 36.816596] ? check_noncircular+0x20/0x20 [ 36.816604] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 36.816612] ? save_stack+0xa3/0xd0 [ 36.816622] ? save_stack+0x43/0xd0 [ 36.816628] ? kasan_kmalloc+0xad/0xe0 [ 36.816635] ? kasan_slab_alloc+0x12/0x20 [ 36.816641] ? kmem_cache_alloc+0x12e/0x760 [ 36.816651] ? selinux_file_alloc_security+0xae/0x190 [ 36.816659] ? security_file_alloc+0x6d/0xa0 [ 36.816668] ? get_empty_filp+0x189/0x4f0 [ 36.816675] ? alloc_file+0x26/0x390 [ 36.816682] ? sock_alloc_file+0x1f3/0x560 [ 36.816688] ? sock_map_fd+0x34/0x90 [ 36.816694] ? SyS_socket+0x125/0x1d0 [ 36.816702] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 36.816710] ? kasan_slab_alloc+0x12/0x20 [ 36.816716] ? kmem_cache_alloc+0x12e/0x760 [ 36.816723] ? get_empty_filp+0xfb/0x4f0 [ 36.816729] ? alloc_file+0x26/0x390 [ 36.816735] ? sock_alloc_file+0x1f3/0x560 [ 36.816756] ? find_held_lock+0x35/0x1d0 [ 36.816778] ? avc_has_perm+0x35e/0x680 [ 36.816789] ? lock_downgrade+0x980/0x980 [ 36.816805] ? lock_release+0xa40/0xa40 [ 36.816811] ? check_noncircular+0x20/0x20 [ 36.816818] ? __pmd_alloc+0x4e0/0x4e0 [ 36.816827] ? __lockdep_init_map+0xe4/0x650 [ 36.816846] ? find_held_lock+0x35/0x1d0 [ 36.816867] ? avc_has_perm+0x43e/0x680 [ 36.816883] ? avc_has_perm_noaudit+0x520/0x520 [ 36.816908] ? __do_page_fault+0x5f7/0xc90 [ 36.816919] ? lock_downgrade+0x980/0x980 [ 36.816943] ? handle_mm_fault+0x410/0x8d0 [ 36.816949] ? down_read_trylock+0xdb/0x170 [ 36.816956] ? __do_page_fault+0x32d/0xc90 [ 36.816967] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 36.816974] ? vmacache_find+0x5f/0x280 [ 36.816991] ? sock_has_perm+0x2a4/0x420 [ 36.817008] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 36.817015] ? __do_page_fault+0x3d6/0xc90 [ 36.817027] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 36.817038] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 36.817081] sock_common_setsockopt+0x95/0xd0 [ 36.817098] SyS_setsockopt+0x189/0x360 [ 36.817114] ? SyS_recv+0x40/0x40 [ 36.817125] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 36.817138] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 36.817152] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.817173] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 36.817180] RIP: 0033:0x441889 [ 36.817184] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 36.817192] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 36.817197] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 executing program [ 36.817201] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 36.817206] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 36.817210] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 36.817270] Mem-Info: [ 36.817287] active_anon:2806 inactive_anon:63 isolated_anon:0 [ 36.817287] active_file:26 inactive_file:0 isolated_file:0 [ 36.817287] unevictable:0 dirty:0 writeback:0 unstable:0 [ 36.817287] slab_reclaimable:8322 slab_unreclaimable:79695 [ 36.817287] mapped:2 shmem:70 pagetables:354 bounce:0 [ 36.817287] free:15773 free_pcp:0 free_cma:0 [ 36.817302] Node 0 active_anon:11224kB inactive_anon:252kB active_file:104kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 36.817305] 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 [ 36.817322] lowmem_reserve[]: 0 2868 6378 6378 [ 36.817337] Node 0 DMA32 free:28668kB min:30316kB low:37892kB high:45468kB active_anon:264kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:60kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 36.817354] lowmem_reserve[]: 0 0 3510 3510 [ 36.817368] Node 0 Normal free:18516kB min:37096kB low:46368kB high:55640kB active_anon:10960kB inactive_anon:252kB active_file:104kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1356kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 36.817385] lowmem_reserve[]: 0 0 0 0 [ 36.817399] 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 [ 36.817459] Node 0 DMA32: 11*4kB (ME) 5*8kB (M) 4*16kB (ME) 9*32kB (UME) 5*64kB (ME) 5*128kB (ME) 3*256kB (UME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (M) = 28788kB [ 36.817524] Node 0 Normal: 312*4kB (UM) 243*8kB (UME) 150*16kB (UME) 84*32kB (UME) 34*64kB (UM) 29*128kB (UM) 15*256kB (UM) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 18520kB [ 36.817588] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.817591] 96 total pagecache pages [ 36.817600] 0 pages in swap cache [ 36.817604] Swap cache stats: add 0, delete 0, find 0/0 [ 36.817607] Free swap = 0kB [ 36.817610] Total swap = 0kB [ 36.817613] 1965969 pages RAM [ 36.817616] 0 pages HighMem/MovableOnly [ 36.817618] 328405 pages reserved [ 36.839310] syzkaller408185: vmalloc: allocation failure, allocated 880238592 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 36.839317] syzkaller408185 cpuset=/ mems_allowed=0 [ 36.839337] CPU: 1 PID: 4178 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 36.839341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 36.839345] Call Trace: [ 36.839365] dump_stack+0x194/0x257 [ 36.839380] ? arch_local_irq_restore+0x53/0x53 [ 36.839387] ? idr_get_free_cmn+0xfd0/0xfd0 [ 36.839415] warn_alloc+0x19a/0x2b0 [ 36.839428] ? zone_watermark_ok_safe+0x400/0x400 [ 36.839457] ? rcu_note_context_switch+0x710/0x710 executing program executing program executing program executing program executing program executing program executing program [ 36.839488] __vmalloc_node_range+0x482/0x650 [ 36.839515] ? xt_alloc_table_info+0x64/0xe0 [ 36.839523] __vmalloc_node_flags_caller+0x50/0x60 [ 36.839533] ? xt_alloc_table_info+0x64/0xe0 [ 36.839550] kvmalloc_node+0x82/0xd0 [ 36.839563] xt_alloc_table_info+0x64/0xe0 [ 36.839579] do_ipt_set_ctl+0x29b/0x5f0 [ 36.839594] ? translate_compat_table+0x1b90/0x1b90 [ 36.839626] ? mutex_unlock+0xd/0x10 [ 36.839636] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 36.839652] nf_setsockopt+0x67/0xc0 [ 36.839670] ip_setsockopt+0xa1/0xb0 [ 36.839689] sctp_setsockopt+0x2a0/0x5de0 [ 36.839705] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 36.839717] ? __thp_get_unmapped_area+0x130/0x130 [ 36.839727] ? __lock_acquire+0x664/0x3e00 [ 36.839735] ? __lock_acquire+0x664/0x3e00 [ 36.839753] ? is_bpf_text_address+0xa4/0x120 [ 36.839777] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 36.839785] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 36.839809] ? check_noncircular+0x20/0x20 [ 36.839817] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 36.839825] ? save_stack+0xa3/0xd0 [ 36.839835] ? save_stack+0x43/0xd0 [ 36.839841] ? kasan_kmalloc+0xad/0xe0 [ 36.839848] ? kasan_slab_alloc+0x12/0x20 [ 36.839854] ? kmem_cache_alloc+0x12e/0x760 [ 36.839866] ? selinux_file_alloc_security+0xae/0x190 [ 36.839874] ? security_file_alloc+0x6d/0xa0 [ 36.839884] ? get_empty_filp+0x189/0x4f0 [ 36.839891] ? alloc_file+0x26/0x390 [ 36.839898] ? sock_alloc_file+0x1f3/0x560 [ 36.839903] ? sock_map_fd+0x34/0x90 [ 36.839909] ? SyS_socket+0x125/0x1d0 [ 36.839916] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 36.839924] ? kasan_slab_alloc+0x12/0x20 [ 36.839930] ? kmem_cache_alloc+0x12e/0x760 [ 36.839936] ? get_empty_filp+0xfb/0x4f0 [ 36.839942] ? alloc_file+0x26/0x390 [ 36.839948] ? sock_alloc_file+0x1f3/0x560 [ 36.839962] ? find_held_lock+0x35/0x1d0 [ 36.839983] ? avc_has_perm+0x35e/0x680 [ 36.839994] ? lock_downgrade+0x980/0x980 [ 36.840012] ? lock_release+0xa40/0xa40 [ 36.840018] ? check_noncircular+0x20/0x20 [ 36.840027] ? __pmd_alloc+0x4e0/0x4e0 [ 36.840035] ? __lockdep_init_map+0xe4/0x650 [ 36.840052] ? find_held_lock+0x35/0x1d0 [ 36.840072] ? avc_has_perm+0x43e/0x680 [ 36.840087] ? avc_has_perm_noaudit+0x520/0x520 [ 36.840111] ? __do_page_fault+0x5f7/0xc90 [ 36.840121] ? lock_downgrade+0x980/0x980 [ 36.840144] ? handle_mm_fault+0x410/0x8d0 [ 36.840150] ? down_read_trylock+0xdb/0x170 [ 36.840156] ? __do_page_fault+0x32d/0xc90 [ 36.840168] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 36.840176] ? vmacache_find+0x5f/0x280 [ 36.840192] ? sock_has_perm+0x2a4/0x420 [ 36.840206] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 36.840212] ? __do_page_fault+0x3d6/0xc90 [ 36.840225] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 36.840236] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 36.840279] sock_common_setsockopt+0x95/0xd0 [ 36.840294] SyS_setsockopt+0x189/0x360 [ 36.840310] ? SyS_recv+0x40/0x40 [ 36.840321] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 36.840333] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 36.840348] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.840368] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 36.840374] RIP: 0033:0x441889 [ 36.840378] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 36.840386] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 36.840390] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 36.840394] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 36.840398] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 36.840403] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 37.996059] syzkaller408185: vmalloc: allocation failure, allocated 902627328 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 37.996065] syzkaller408185 cpuset=/ mems_allowed=0 [ 37.996084] CPU: 1 PID: 4179 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 37.996087] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.996090] Call Trace: [ 37.996109] dump_stack+0x194/0x257 [ 37.996123] ? arch_local_irq_restore+0x53/0x53 [ 37.996129] ? idr_get_free_cmn+0xfd0/0xfd0 [ 37.996159] warn_alloc+0x19a/0x2b0 [ 37.996171] ? zone_watermark_ok_safe+0x400/0x400 [ 37.996199] ? rcu_note_context_switch+0x710/0x710 [ 37.996232] __vmalloc_node_range+0x482/0x650 [ 37.996256] ? xt_alloc_table_info+0x64/0xe0 [ 37.996265] __vmalloc_node_flags_caller+0x50/0x60 [ 37.996275] ? xt_alloc_table_info+0x64/0xe0 [ 37.996293] kvmalloc_node+0x82/0xd0 [ 37.996307] xt_alloc_table_info+0x64/0xe0 [ 37.996322] do_ipt_set_ctl+0x29b/0x5f0 [ 37.996338] ? translate_compat_table+0x1b90/0x1b90 [ 37.996370] ? mutex_unlock+0xd/0x10 [ 37.996380] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 37.996396] nf_setsockopt+0x67/0xc0 [ 37.996413] ip_setsockopt+0xa1/0xb0 [ 37.996430] sctp_setsockopt+0x2a0/0x5de0 [ 37.996447] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 37.996460] ? __thp_get_unmapped_area+0x130/0x130 [ 37.996470] ? __lock_acquire+0x664/0x3e00 [ 37.996476] ? __lock_acquire+0x664/0x3e00 [ 37.996491] ? is_bpf_text_address+0xa4/0x120 [ 37.996515] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 37.996524] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 37.996549] ? check_noncircular+0x20/0x20 [ 37.996558] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 37.996566] ? save_stack+0xa3/0xd0 [ 37.996576] ? save_stack+0x43/0xd0 [ 37.996582] ? kasan_kmalloc+0xad/0xe0 [ 37.996589] ? kasan_slab_alloc+0x12/0x20 [ 37.996595] ? kmem_cache_alloc+0x12e/0x760 [ 37.996606] ? selinux_file_alloc_security+0xae/0x190 [ 37.996614] ? security_file_alloc+0x6d/0xa0 [ 37.996625] ? get_empty_filp+0x189/0x4f0 [ 37.996631] ? alloc_file+0x26/0x390 [ 37.996638] ? sock_alloc_file+0x1f3/0x560 [ 37.996644] ? sock_map_fd+0x34/0x90 [ 37.996650] ? SyS_socket+0x125/0x1d0 [ 37.996656] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 37.996662] ? kasan_slab_alloc+0x12/0x20 [ 37.996667] ? kmem_cache_alloc+0x12e/0x760 [ 37.996672] ? get_empty_filp+0xfb/0x4f0 [ 37.996677] ? alloc_file+0x26/0x390 [ 37.996681] ? sock_alloc_file+0x1f3/0x560 [ 37.996695] ? find_held_lock+0x35/0x1d0 [ 37.996712] ? avc_has_perm+0x35e/0x680 [ 37.996721] ? lock_downgrade+0x980/0x980 [ 37.996732] ? lock_release+0xa40/0xa40 [ 37.996738] ? check_noncircular+0x20/0x20 [ 37.996747] ? __pmd_alloc+0x4e0/0x4e0 [ 37.996754] ? __lockdep_init_map+0xe4/0x650 [ 37.996773] ? find_held_lock+0x35/0x1d0 [ 37.996794] ? avc_has_perm+0x43e/0x680 [ 37.996810] ? avc_has_perm_noaudit+0x520/0x520 [ 37.996836] ? __do_page_fault+0x5f7/0xc90 [ 37.996847] ? lock_downgrade+0x980/0x980 [ 37.996870] ? handle_mm_fault+0x410/0x8d0 [ 37.996877] ? down_read_trylock+0xdb/0x170 [ 37.996885] ? __do_page_fault+0x32d/0xc90 [ 37.996896] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 37.996906] ? vmacache_find+0x5f/0x280 [ 37.996922] ? sock_has_perm+0x2a4/0x420 [ 37.996936] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 37.996943] ? __do_page_fault+0x3d6/0xc90 [ 37.996956] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 37.996967] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 37.997012] sock_common_setsockopt+0x95/0xd0 [ 37.997029] SyS_setsockopt+0x189/0x360 [ 37.997045] ? SyS_recv+0x40/0x40 [ 37.997056] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 37.997069] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.997085] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 37.997107] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 37.997113] RIP: 0033:0x441889 [ 37.997118] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 37.997127] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 37.997131] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 37.997136] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 37.997140] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 37.997145] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 37.997218] warn_alloc_show_mem: 1 callbacks suppressed [ 37.997221] Mem-Info: [ 37.997239] active_anon:2856 inactive_anon:63 isolated_anon:0 [ 37.997239] active_file:309 inactive_file:304 isolated_file:32 [ 37.997239] unevictable:0 dirty:0 writeback:0 unstable:0 [ 37.997239] slab_reclaimable:8322 slab_unreclaimable:79695 [ 37.997239] mapped:502 shmem:70 pagetables:354 bounce:0 [ 37.997239] free:432953 free_pcp:467 free_cma:0 [ 37.997253] Node 0 active_anon:11424kB inactive_anon:252kB active_file:1236kB inactive_file:1216kB unevictable:0kB isolated(anon):0kB isolated(file):128kB mapped:2008kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 37.997255] 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 [ 37.997273] lowmem_reserve[]: 0 2868 6378 6378 [ 37.997287] Node 0 DMA32 free:870128kB min:30316kB low:37892kB high:45468kB active_anon:264kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:60kB bounce:0kB free_pcp:1368kB local_pcp:700kB free_cma:0kB [ 37.997305] lowmem_reserve[]: 0 0 3510 3510 [ 37.997319] Node 0 Normal free:845776kB min:37096kB low:46368kB high:55640kB active_anon:10960kB inactive_anon:252kB active_file:1060kB inactive_file:1564kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1356kB bounce:0kB free_pcp:520kB local_pcp:76kB free_cma:0kB [ 37.997337] lowmem_reserve[]: 0 0 0 0 [ 37.997350] 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 [ 37.997409] Node 0 DMA32: 6668*4kB (UME) 6738*8kB (UM) 6679*16kB (UME) 6418*32kB (UME) 5968*64kB (UME) 427*128kB (UME) 35*256kB (UME) 4*512kB (UME) 7*1024kB (UME) 3*2048kB (UME) 4*4096kB (M) = 870128kB [ 37.997476] Node 0 Normal: 2433*4kB (UME) 6362*8kB (UM) 6304*16kB (UME) 6092*32kB (UME) 5570*64kB (UME) 521*128kB (UME) 112*256kB (UME) 31*512kB (UE) 21*1024kB (UE) 0*2048kB 0*4096kB = 845652kB [ 37.997541] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 37.997543] 724 total pagecache pages [ 37.997552] 0 pages in swap cache [ 37.997556] Swap cache stats: add 0, delete 0, find 0/0 [ 37.997559] Free swap = 0kB [ 37.997562] Total swap = 0kB [ 37.997565] 1965969 pages RAM [ 37.997567] 0 pages HighMem/MovableOnly [ 37.997570] 328405 pages reserved [ 39.923211] syzkaller408185: vmalloc: allocation failure, allocated 1744875520 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 39.923217] syzkaller408185 cpuset=/ mems_allowed=0 [ 39.923237] CPU: 1 PID: 4176 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 39.923241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.923244] Call Trace: [ 39.923264] dump_stack+0x194/0x257 [ 39.923272] syzkaller408185: vmalloc: allocation failure, allocated 1892753408 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 39.923279] ? arch_local_irq_restore+0x53/0x53 [ 39.923280] syzkaller408185 cpuset= [ 39.923285] ? idr_get_free_cmn+0xfd0/0xfd0 [ 39.923286] / mems_allowed=0 [ 39.923313] warn_alloc+0x19a/0x2b0 [ 39.923326] ? zone_watermark_ok_safe+0x400/0x400 [ 39.923372] __vmalloc_node_range+0x482/0x650 [ 39.923397] ? xt_alloc_table_info+0x64/0xe0 [ 39.923406] __vmalloc_node_flags_caller+0x50/0x60 [ 39.923414] ? xt_alloc_table_info+0x64/0xe0 [ 39.923430] kvmalloc_node+0x82/0xd0 [ 39.923442] xt_alloc_table_info+0x64/0xe0 [ 39.923458] do_ipt_set_ctl+0x29b/0x5f0 [ 39.923472] ? translate_compat_table+0x1b90/0x1b90 [ 39.923501] ? mutex_unlock+0xd/0x10 [ 39.923512] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 39.923527] nf_setsockopt+0x67/0xc0 [ 39.923543] ip_setsockopt+0xa1/0xb0 [ 39.923561] sctp_setsockopt+0x2a0/0x5de0 [ 39.923576] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 39.923588] ? __thp_get_unmapped_area+0x130/0x130 [ 39.923597] ? __lock_acquire+0x664/0x3e00 [ 39.923604] ? __lock_acquire+0x664/0x3e00 [ 39.923621] ? is_bpf_text_address+0xa4/0x120 [ 39.923643] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.923651] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.923673] ? check_noncircular+0x20/0x20 [ 39.923680] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.923688] ? save_stack+0xa3/0xd0 [ 39.923697] ? save_stack+0x43/0xd0 [ 39.923703] ? kasan_kmalloc+0xad/0xe0 [ 39.923709] ? kasan_slab_alloc+0x12/0x20 [ 39.923715] ? kmem_cache_alloc+0x12e/0x760 [ 39.923723] ? selinux_file_alloc_security+0xae/0x190 [ 39.923731] ? security_file_alloc+0x6d/0xa0 [ 39.923738] ? get_empty_filp+0x189/0x4f0 [ 39.923745] ? alloc_file+0x26/0x390 [ 39.923751] ? sock_alloc_file+0x1f3/0x560 [ 39.923756] ? sock_map_fd+0x34/0x90 [ 39.923762] ? SyS_socket+0x125/0x1d0 [ 39.923769] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 39.923776] ? kasan_slab_alloc+0x12/0x20 [ 39.923781] ? kmem_cache_alloc+0x12e/0x760 [ 39.923788] ? get_empty_filp+0xfb/0x4f0 [ 39.923794] ? alloc_file+0x26/0x390 [ 39.923799] ? sock_alloc_file+0x1f3/0x560 [ 39.923812] ? find_held_lock+0x35/0x1d0 [ 39.923831] ? avc_has_perm+0x35e/0x680 [ 39.923841] ? lock_downgrade+0x980/0x980 [ 39.923855] ? lock_release+0xa40/0xa40 [ 39.923861] ? check_noncircular+0x20/0x20 [ 39.923868] ? __pmd_alloc+0x4e0/0x4e0 [ 39.923875] ? __lockdep_init_map+0xe4/0x650 [ 39.923892] ? find_held_lock+0x35/0x1d0 [ 39.923910] ? avc_has_perm+0x43e/0x680 [ 39.923924] ? avc_has_perm_noaudit+0x520/0x520 [ 39.923945] ? __do_page_fault+0x5f7/0xc90 [ 39.923955] ? lock_downgrade+0x980/0x980 [ 39.923975] ? handle_mm_fault+0x410/0x8d0 [ 39.923981] ? down_read_trylock+0xdb/0x170 [ 39.923988] ? __do_page_fault+0x32d/0xc90 [ 39.923997] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 39.924008] ? vmacache_find+0x5f/0x280 [ 39.924024] ? sock_has_perm+0x2a4/0x420 [ 39.924037] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 39.924044] ? __do_page_fault+0x3d6/0xc90 [ 39.924057] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 39.924067] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 39.924104] sock_common_setsockopt+0x95/0xd0 [ 39.924118] SyS_setsockopt+0x189/0x360 [ 39.924138] ? SyS_recv+0x40/0x40 [ 39.924148] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 39.924159] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 39.924174] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.924192] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 39.924198] RIP: 0033:0x441889 [ 39.924202] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 39.924210] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 39.924214] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 39.924218] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 39.924222] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 39.924226] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 39.924258] CPU: 0 PID: 4174 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 39.924262] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.924265] Call Trace: [ 39.924274] dump_stack+0x194/0x257 [ 39.924287] ? arch_local_irq_restore+0x53/0x53 [ 39.924293] ? idr_get_free_cmn+0xfd0/0xfd0 [ 39.924318] warn_alloc+0x19a/0x2b0 [ 39.924331] ? zone_watermark_ok_safe+0x400/0x400 [ 39.924359] ? rcu_note_context_switch+0x710/0x710 [ 39.924372] Mem-Info: [ 39.924387] active_anon:3813 inactive_anon:63 isolated_anon:0 [ 39.924387] active_file:41 inactive_file:14 isolated_file:0 [ 39.924387] unevictable:0 dirty:1 writeback:17 unstable:0 [ 39.924387] slab_reclaimable:8341 slab_unreclaimable:79718 [ 39.924387] mapped:20 shmem:70 pagetables:348 bounce:0 [ 39.924387] free:15721 free_pcp:0 free_cma:0 [ 39.924391] __vmalloc_node_range+0x482/0x650 [ 39.924404] Node 0 active_anon:15252kB inactive_anon:252kB active_file:164kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:80kB dirty:4kB writeback:68kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 39.924407] Node 0 [ 39.924413] ? xt_alloc_table_info+0x64/0xe0 [ 39.924424] 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 [ 39.924428] __vmalloc_node_flags_caller+0x50/0x60 [ 39.924429] lowmem_reserve[]: 0 [ 39.924437] ? xt_alloc_table_info+0x64/0xe0 [ 39.924438] 2868 6378 6378 [ 39.924449] kvmalloc_node+0x82/0xd0 [ 39.924450] Node 0 DMA32 free:28856kB min:30316kB low:37892kB high:45468kB active_anon:4280kB inactive_anon:0kB active_file:0kB inactive_file:128kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:72kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 39.924468] xt_alloc_table_info+0x64/0xe0 [ 39.924469] lowmem_reserve[]: 0 0 3510 [ 39.924480] do_ipt_set_ctl+0x29b/0x5f0 [ 39.924481] 3510 [ 39.924486] Node 0 Normal free:18120kB min:37096kB low:46368kB high:55640kB active_anon:10972kB inactive_anon:252kB active_file:48kB inactive_file:172kB unevictable:0kB writepending:372kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3296kB pagetables:1320kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 39.924503] ? translate_compat_table+0x1b90/0x1b90 [ 39.924504] lowmem_reserve[]: 0 0 0 0 [ 39.924517] Node 0 DMA: 1*4kB (U) [ 39.924532] ? mutex_unlock+0xd/0x10 [ 39.924533] 0*8kB [ 39.924539] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 39.924540] 0*16kB 1*32kB (U) 2*64kB [ 39.924554] nf_setsockopt+0x67/0xc0 [ 39.924555] (U) 1*128kB (U) 1*256kB [ 39.924568] ip_setsockopt+0xa1/0xb0 [ 39.924569] (U) 0*512kB 1*1024kB (U) [ 39.924582] sctp_setsockopt+0x2a0/0x5de0 [ 39.924583] 1*2048kB (M) 3*4096kB (M) = 15908kB [ 39.924598] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 39.924599] Node 0 DMA32: [ 39.924607] ? __thp_get_unmapped_area+0x130/0x130 [ 39.924609] 8*4kB [ 39.924614] ? __lock_acquire+0x664/0x3e00 [ 39.924615] (UM) 8*8kB [ 39.924622] ? __lock_acquire+0x664/0x3e00 [ 39.924623] (UME) 6*16kB (UM) 11*32kB (UME) 4*64kB (ME) [ 39.924643] ? is_bpf_text_address+0xa4/0x120 [ 39.924644] 6*128kB (ME) 3*256kB (UME) 2*512kB (ME) 5*1024kB (UME) [ 39.924667] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.924669] 4*2048kB [ 39.924674] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.924675] (UME) 3*4096kB (M) = 28960kB [ 39.924685] Node 0 Normal: 313*4kB (UM) [ 39.924698] ? check_noncircular+0x20/0x20 [ 39.924700] 237*8kB [ 39.924705] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.924706] (UM) 151*16kB [ 39.924713] ? save_stack+0xa3/0xd0 [ 39.924714] (UME) 82*32kB [ 39.924722] ? save_stack+0x43/0xd0 [ 39.924723] (ME) [ 39.924727] ? kasan_kmalloc+0xad/0xe0 [ 39.924729] 34*64kB [ 39.924733] ? kasan_slab_alloc+0x12/0x20 [ 39.924734] (UM) [ 39.924739] ? kmem_cache_alloc+0x12e/0x760 [ 39.924740] 29*128kB [ 39.924745] ? selinux_file_alloc_security+0xae/0x190 [ 39.924746] (UM) [ 39.924751] ? security_file_alloc+0x6d/0xa0 [ 39.924753] 14*256kB [ 39.924757] ? get_empty_filp+0x189/0x4f0 [ 39.924758] (M) [ 39.924763] ? alloc_file+0x26/0x390 [ 39.924765] 1*512kB [ 39.924768] ? sock_alloc_file+0x1f3/0x560 [ 39.924769] (U) [ 39.924773] ? sock_map_fd+0x34/0x90 [ 39.924775] 0*1024kB [ 39.924779] ? SyS_socket+0x125/0x1d0 [ 39.924780] 0*2048kB [ 39.924785] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 39.924787] 0*4096kB [ 39.924792] ? kasan_slab_alloc+0x12/0x20 [ 39.924793] = 18172kB [ 39.924797] ? kmem_cache_alloc+0x12e/0x760 [ 39.924801] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 39.924805] ? get_empty_filp+0xfb/0x4f0 [ 39.924807] 80 total pagecache pages [ 39.924812] ? alloc_file+0x26/0x390 [ 39.924817] ? sock_alloc_file+0x1f3/0x560 [ 39.924818] 0 pages in swap cache [ 39.924823] Swap cache stats: add 0, delete 0, find 0/0 [ 39.924826] Free swap = 0kB [ 39.924830] ? find_held_lock+0x35/0x1d0 [ 39.924831] Total swap = 0kB [ 39.924835] 1965969 pages RAM [ 39.924837] 0 pages HighMem/MovableOnly [ 39.924840] 328405 pages reserved [ 39.924851] ? avc_has_perm+0x35e/0x680 [ 39.924860] ? lock_downgrade+0x980/0x980 [ 39.924873] ? lock_release+0xa40/0xa40 [ 39.924879] ? check_noncircular+0x20/0x20 [ 39.924883] ? __pmd_alloc+0x4e0/0x4e0 [ 39.924890] ? __lockdep_init_map+0xe4/0x650 [ 39.924909] ? find_held_lock+0x35/0x1d0 [ 39.924930] ? avc_has_perm+0x43e/0x680 [ 39.924946] ? avc_has_perm_noaudit+0x520/0x520 [ 39.924970] ? __do_page_fault+0x5f7/0xc90 [ 39.924980] ? lock_downgrade+0x980/0x980 [ 39.925008] ? handle_mm_fault+0x410/0x8d0 [ 39.925014] ? down_read_trylock+0xdb/0x170 [ 39.925021] ? __do_page_fault+0x32d/0xc90 [ 39.925031] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 39.925036] ? vmacache_find+0x5f/0x280 [ 39.925052] ? sock_has_perm+0x2a4/0x420 [ 39.925066] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 39.925073] ? __do_page_fault+0x3d6/0xc90 [ 39.925084] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 39.925095] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 39.925137] sock_common_setsockopt+0x95/0xd0 [ 39.925153] SyS_setsockopt+0x189/0x360 [ 39.925170] ? SyS_recv+0x40/0x40 [ 39.925181] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 39.925194] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 39.925205] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.925227] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 39.925232] RIP: 0033:0x441889 [ 39.925236] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 39.925244] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 39.925248] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 39.925253] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 39.925257] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 39.925262] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 39.929879] syzkaller408185: vmalloc: allocation failure, allocated 1221697536 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 39.929884] syzkaller408185 cpuset=/ mems_allowed=0 [ 39.929902] CPU: 1 PID: 4175 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 39.929905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.929908] Call Trace: [ 39.929927] dump_stack+0x194/0x257 [ 39.929940] ? arch_local_irq_restore+0x53/0x53 [ 39.929946] ? idr_get_free_cmn+0xfd0/0xfd0 [ 39.929971] warn_alloc+0x19a/0x2b0 [ 39.929983] ? zone_watermark_ok_safe+0x400/0x400 [ 39.930017] ? rcu_note_context_switch+0x710/0x710 [ 39.930045] __vmalloc_node_range+0x482/0x650 [ 39.930069] ? xt_alloc_table_info+0x64/0xe0 [ 39.930077] __vmalloc_node_flags_caller+0x50/0x60 [ 39.930086] ? xt_alloc_table_info+0x64/0xe0 [ 39.930102] kvmalloc_node+0x82/0xd0 [ 39.930114] xt_alloc_table_info+0x64/0xe0 [ 39.930127] do_ipt_set_ctl+0x29b/0x5f0 [ 39.930147] ? translate_compat_table+0x1b90/0x1b90 [ 39.930175] ? mutex_unlock+0xd/0x10 [ 39.930184] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 39.930198] nf_setsockopt+0x67/0xc0 [ 39.930214] ip_setsockopt+0xa1/0xb0 [ 39.930230] sctp_setsockopt+0x2a0/0x5de0 [ 39.930244] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 39.930256] ? __thp_get_unmapped_area+0x130/0x130 [ 39.930265] ? __lock_acquire+0x664/0x3e00 [ 39.930272] ? __lock_acquire+0x664/0x3e00 [ 39.930288] ? is_bpf_text_address+0xa4/0x120 [ 39.930309] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.930316] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.930337] ? check_noncircular+0x20/0x20 [ 39.930344] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 39.930351] ? save_stack+0xa3/0xd0 [ 39.930359] ? save_stack+0x43/0xd0 [ 39.930365] ? kasan_kmalloc+0xad/0xe0 [ 39.930370] ? kasan_slab_alloc+0x12/0x20 [ 39.930375] ? kmem_cache_alloc+0x12e/0x760 [ 39.930385] ? selinux_file_alloc_security+0xae/0x190 [ 39.930392] ? security_file_alloc+0x6d/0xa0 [ 39.930402] ? get_empty_filp+0x189/0x4f0 [ 39.930407] ? alloc_file+0x26/0x390 [ 39.930414] ? sock_alloc_file+0x1f3/0x560 [ 39.930418] ? sock_map_fd+0x34/0x90 [ 39.930423] ? SyS_socket+0x125/0x1d0 [ 39.930431] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 39.930438] ? kasan_slab_alloc+0x12/0x20 [ 39.930443] ? kmem_cache_alloc+0x12e/0x760 [ 39.930449] ? get_empty_filp+0xfb/0x4f0 [ 39.930454] ? alloc_file+0x26/0x390 [ 39.930459] ? sock_alloc_file+0x1f3/0x560 [ 39.930472] ? find_held_lock+0x35/0x1d0 [ 39.930491] ? avc_has_perm+0x35e/0x680 [ 39.930500] ? lock_downgrade+0x980/0x980 [ 39.930513] ? lock_release+0xa40/0xa40 [ 39.930518] ? check_noncircular+0x20/0x20 [ 39.930526] ? __pmd_alloc+0x4e0/0x4e0 [ 39.930533] ? __lockdep_init_map+0xe4/0x650 [ 39.930549] ? find_held_lock+0x35/0x1d0 [ 39.930566] ? avc_has_perm+0x43e/0x680 [ 39.930580] ? avc_has_perm_noaudit+0x520/0x520 [ 39.930602] ? __do_page_fault+0x5f7/0xc90 [ 39.930610] ? lock_downgrade+0x980/0x980 [ 39.930630] ? handle_mm_fault+0x410/0x8d0 [ 39.930636] ? down_read_trylock+0xdb/0x170 [ 39.930642] ? __do_page_fault+0x32d/0xc90 [ 39.930651] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 39.930658] ? vmacache_find+0x5f/0x280 [ 39.930672] ? sock_has_perm+0x2a4/0x420 [ 39.930684] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 39.930690] ? __do_page_fault+0x3d6/0xc90 [ 39.930702] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 39.930711] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 39.930747] sock_common_setsockopt+0x95/0xd0 [ 39.930761] SyS_setsockopt+0x189/0x360 [ 39.930775] ? SyS_recv+0x40/0x40 [ 39.930784] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 39.930795] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 39.930809] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 39.930827] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 39.930832] RIP: 0033:0x441889 [ 39.930835] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 39.930843] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 39.930847] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 39.930850] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 39.930854] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 39.930859] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 41.642116] syzkaller408185: vmalloc: allocation failure, allocated 1213370368 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 41.642123] syzkaller408185 cpuset=/ mems_allowed=0 [ 41.642142] CPU: 0 PID: 4173 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 41.642146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 41.642149] Call Trace: [ 41.642171] dump_stack+0x194/0x257 [ 41.642185] ? arch_local_irq_restore+0x53/0x53 [ 41.642192] ? idr_get_free_cmn+0xfd0/0xfd0 [ 41.642219] warn_alloc+0x19a/0x2b0 [ 41.642231] ? zone_watermark_ok_safe+0x400/0x400 [ 41.642277] __vmalloc_node_range+0x482/0x650 [ 41.642302] ? xt_alloc_table_info+0x64/0xe0 [ 41.642311] __vmalloc_node_flags_caller+0x50/0x60 [ 41.642319] ? xt_alloc_table_info+0x64/0xe0 [ 41.642335] kvmalloc_node+0x82/0xd0 [ 41.642348] xt_alloc_table_info+0x64/0xe0 [ 41.642363] do_ipt_set_ctl+0x29b/0x5f0 [ 41.642377] ? translate_compat_table+0x1b90/0x1b90 [ 41.642406] ? mutex_unlock+0xd/0x10 [ 41.642417] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 41.642431] nf_setsockopt+0x67/0xc0 [ 41.642447] ip_setsockopt+0xa1/0xb0 [ 41.642464] sctp_setsockopt+0x2a0/0x5de0 [ 41.642479] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 41.642491] ? __thp_get_unmapped_area+0x130/0x130 [ 41.642502] ? __lock_acquire+0x664/0x3e00 [ 41.642508] ? __lock_acquire+0x664/0x3e00 [ 41.642526] ? is_bpf_text_address+0xa4/0x120 [ 41.642548] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 41.642556] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 41.642584] ? check_noncircular+0x20/0x20 [ 41.642591] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 41.642598] ? save_stack+0xa3/0xd0 [ 41.642606] ? save_stack+0x43/0xd0 [ 41.642612] ? kasan_kmalloc+0xad/0xe0 [ 41.642618] ? kasan_slab_alloc+0x12/0x20 [ 41.642623] ? kmem_cache_alloc+0x12e/0x760 [ 41.642634] ? selinux_file_alloc_security+0xae/0x190 [ 41.642642] ? security_file_alloc+0x6d/0xa0 [ 41.642652] ? get_empty_filp+0x189/0x4f0 [ 41.642658] ? alloc_file+0x26/0x390 [ 41.642665] ? sock_alloc_file+0x1f3/0x560 [ 41.642670] ? sock_map_fd+0x34/0x90 [ 41.642676] ? SyS_socket+0x125/0x1d0 [ 41.642684] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 41.642691] ? kasan_slab_alloc+0x12/0x20 [ 41.642697] ? kmem_cache_alloc+0x12e/0x760 [ 41.642703] ? get_empty_filp+0xfb/0x4f0 [ 41.642708] ? alloc_file+0x26/0x390 [ 41.642714] ? sock_alloc_file+0x1f3/0x560 [ 41.642727] ? find_held_lock+0x35/0x1d0 [ 41.642746] ? avc_has_perm+0x35e/0x680 [ 41.642756] ? lock_downgrade+0x980/0x980 [ 41.642769] ? lock_release+0xa40/0xa40 [ 41.642775] ? check_noncircular+0x20/0x20 [ 41.642782] ? __pmd_alloc+0x4e0/0x4e0 [ 41.642789] ? __lockdep_init_map+0xe4/0x650 [ 41.642805] ? find_held_lock+0x35/0x1d0 [ 41.642823] ? avc_has_perm+0x43e/0x680 [ 41.642838] ? avc_has_perm_noaudit+0x520/0x520 [ 41.642862] ? __do_page_fault+0x5f7/0xc90 [ 41.642872] ? lock_downgrade+0x980/0x980 [ 41.642892] ? handle_mm_fault+0x410/0x8d0 [ 41.642898] ? down_read_trylock+0xdb/0x170 [ 41.642904] ? __do_page_fault+0x32d/0xc90 [ 41.642914] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 41.642922] ? vmacache_find+0x5f/0x280 [ 41.642937] ? sock_has_perm+0x2a4/0x420 [ 41.642950] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 41.642956] ? __do_page_fault+0x3d6/0xc90 [ 41.642968] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 41.642978] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 41.643022] sock_common_setsockopt+0x95/0xd0 [ 41.643037] SyS_setsockopt+0x189/0x360 [ 41.643051] ? SyS_recv+0x40/0x40 [ 41.643060] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 41.643072] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 41.643085] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 41.643104] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 41.643111] RIP: 0033:0x441889 [ 41.643115] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 41.643123] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 41.643127] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 41.643130] RBP: 00000000006cc018 R08: 00000000000002e0 R09: 0000000000000000 [ 41.643134] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 41.643138] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 41.643191] warn_alloc_show_mem: 2 callbacks suppressed [ 41.643193] Mem-Info: [ 41.643211] active_anon:3813 inactive_anon:63 isolated_anon:0 [ 41.643211] active_file:13 inactive_file:41 isolated_file:0 [ 41.643211] unevictable:0 dirty:0 writeback:0 unstable:0 [ 41.643211] slab_reclaimable:8341 slab_unreclaimable:79724 [ 41.643211] mapped:2 shmem:70 pagetables:348 bounce:0 [ 41.643211] free:774051 free_pcp:581 free_cma:0 [ 41.643224] Node 0 active_anon:15252kB inactive_anon:252kB active_file:52kB inactive_file:164kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 41.643227] 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 [ 41.643243] lowmem_reserve[]: 0 2868 6378 6378 [ 41.643255] Node 0 DMA32 free:1471576kB min:30316kB low:37892kB high:45468kB active_anon:4280kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:72kB bounce:0kB free_pcp:1336kB local_pcp:624kB free_cma:0kB [ 41.643271] lowmem_reserve[]: 0 0 3510 3510 [ 41.643283] Node 0 Normal free:1608720kB min:37096kB low:46368kB high:55640kB active_anon:10972kB inactive_anon:252kB active_file:52kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3296kB pagetables:1320kB bounce:0kB free_pcp:988kB local_pcp:40kB free_cma:0kB [ 41.643299] lowmem_reserve[]: 0 0 0 0 [ 41.643310] 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 [ 41.643363] Node 0 DMA32: 7870*4kB (UM) 8706*8kB (UME) 9611*16kB (UM) 9339*32kB (UME) 8295*64kB (UME) 1803*128kB (UME) 284*256kB (UME) 67*512kB (UME) 24*1024kB (UME) 6*2048kB (UME) 3*4096kB (M) = 1471576kB [ 41.643422] Node 0 Normal: 6167*4kB (UME) 8118*8kB (UM) 9362*16kB (UME) 9105*32kB (UME) 8511*64kB (UM) 2021*128kB (UME) 440*256kB (UME) 154*512kB (UE) 59*1024kB (UE) 11*2048kB (U) 0*4096kB = 1608588kB [ 41.643482] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 41.643485] 128 total pagecache pages [ 41.643493] 0 pages in swap cache [ 41.643497] Swap cache stats: add 0, delete 0, find 0/0 [ 41.643499] Free swap = 0kB [ 41.643502] Total swap = 0kB [ 41.643504] 1965969 pages RAM [ 41.643507] 0 pages HighMem/MovableOnly [ 41.643509] 328405 pages reserved [ 48.296747] udevd cpuset=/ mems_allowed=0 [ 48.301053] CPU: 0 PID: 4181 Comm: udevd Not tainted 4.15.0+ #285 [ 48.307267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.316597] Call Trace: [ 48.319173] dump_stack+0x194/0x257 [ 48.322793] ? arch_local_irq_restore+0x53/0x53 [ 48.327445] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.332615] dump_header+0x28c/0xe1e [ 48.336309] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.341478] ? pagefault_out_of_memory+0x152/0x152 [ 48.346389] ? __lock_acquire+0x664/0x3e00 [ 48.350595] ? check_noncircular+0x20/0x20 [ 48.355504] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.360691] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.365851] ? print_irqtrace_events+0x270/0x270 [ 48.370679] ? check_noncircular+0x20/0x20 [ 48.374885] ? task_will_free_mem+0x252/0xaa0 [ 48.379355] ? print_irqtrace_events+0x270/0x270 [ 48.384091] ? ___ratelimit+0x30d/0x630 [ 48.388037] ? lock_downgrade+0x980/0x980 [ 48.392161] ? lock_release+0xa40/0xa40 [ 48.396110] ? mark_held_locks+0xaf/0x100 [ 48.400236] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 48.405319] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 48.410325] ? trace_hardirqs_on+0xd/0x10 [ 48.414448] ? ___ratelimit+0x95/0x630 [ 48.418306] ? idr_get_free_cmn+0xfd0/0xfd0 [ 48.422602] ? find_held_lock+0x138/0x1d0 [ 48.426739] oom_kill_process+0x8b5/0x14a0 [ 48.430960] ? lock_downgrade+0x980/0x980 [ 48.435082] ? lock_release+0xa40/0xa40 [ 48.439030] ? find_held_lock+0x35/0x1d0 [ 48.443064] ? oom_evaluate_task+0x480/0x480 [ 48.447451] ? oom_badness+0x21b/0x980 [ 48.451324] ? lock_downgrade+0x980/0x980 [ 48.455446] ? find_lock_task_mm+0x23b/0x460 [ 48.459836] ? task_will_free_mem+0xaa0/0xaa0 [ 48.464310] ? do_raw_spin_trylock+0x190/0x190 [ 48.468864] ? check_noncircular+0x20/0x20 [ 48.473070] ? oom_unkillable_task+0x394/0x4c0 [ 48.477629] ? _raw_spin_unlock+0x22/0x30 [ 48.481747] ? oom_badness+0xd1/0x980 [ 48.485525] ? lock_release+0xa40/0xa40 [ 48.489474] ? do_try_to_free_pages+0xc53/0x1020 [ 48.494203] ? find_lock_task_mm+0x460/0x460 [ 48.498591] ? find_held_lock+0x35/0x1d0 [ 48.502632] ? out_of_memory+0xb3a/0x1220 [ 48.506757] ? lock_downgrade+0x980/0x980 [ 48.510879] ? lock_release+0xa40/0xa40 [ 48.514825] ? lock_acquire+0x1d5/0x580 [ 48.518772] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 48.523678] ? oom_evaluate_task+0x284/0x480 [ 48.528063] out_of_memory+0x86d/0x1220 [ 48.532018] ? oom_killer_disable+0x310/0x310 [ 48.536484] ? mutex_trylock+0x23a/0x2d0 [ 48.540519] ? __lock_is_held+0xb6/0x140 [ 48.544552] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 48.549986] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 48.554817] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.559996] ? warn_alloc+0x2b0/0x2b0 [ 48.563770] ? find_held_lock+0x35/0x1d0 [ 48.567803] ? check_noncircular+0x20/0x20 [ 48.572022] ? pick_next_task_fair+0x46d/0x16b0 [ 48.576664] ? check_noncircular+0x20/0x20 [ 48.580873] ? find_held_lock+0x35/0x1d0 [ 48.584911] ? __update_idle_core+0x305/0x600 [ 48.589381] ? lock_downgrade+0x980/0x980 [ 48.593504] ? print_irqtrace_events+0x270/0x270 [ 48.598264] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 48.604130] ? PageHuge+0x15c/0x270 [ 48.607756] ? __might_sleep+0x95/0x190 [ 48.611718] __alloc_pages_nodemask+0x9fb/0xd80 [ 48.616369] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 48.621358] ? print_irqtrace_events+0x270/0x270 [ 48.626091] ? check_noncircular+0x20/0x20 [ 48.630308] ? find_get_entry+0x53c/0x9e0 [ 48.634434] ? print_irqtrace_events+0x270/0x270 [ 48.639168] ? check_noncircular+0x20/0x20 [ 48.643390] ? find_get_pages_range_tag+0x1000/0x1000 [ 48.648558] alloc_pages_vma+0xc8/0x4b0 [ 48.652509] wp_page_copy+0x2bd/0x2010 [ 48.656367] ? __lock_acquire+0x664/0x3e00 [ 48.660586] ? find_held_lock+0x35/0x1d0 [ 48.664627] ? follow_pfn+0x270/0x270 [ 48.668398] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.673575] ? lock_page_memcg+0x2bd/0x3b0 [ 48.677788] ? reuse_swap_page+0x340/0xb40 [ 48.681996] ? swp_swapcount+0x420/0x420 [ 48.686028] ? check_noncircular+0x20/0x20 [ 48.690232] ? page_add_file_rmap+0x5b7/0xa90 [ 48.694706] ? page_add_new_anon_rmap+0x750/0x750 [ 48.699521] ? __lock_page_or_retry+0x17b/0x4f0 [ 48.704176] ? check_noncircular+0x20/0x20 [ 48.708393] ? check_noncircular+0x20/0x20 [ 48.712600] ? check_noncircular+0x20/0x20 [ 48.716812] ? find_held_lock+0x35/0x1d0 [ 48.720855] ? do_wp_page+0x486/0x2650 [ 48.724717] ? lock_downgrade+0x980/0x980 [ 48.728839] ? unlock_page+0x19f/0x270 [ 48.732697] ? wake_up_page_bit+0x530/0x530 [ 48.736995] ? do_raw_spin_trylock+0x190/0x190 [ 48.741553] ? find_held_lock+0x138/0x1d0 [ 48.745682] do_wp_page+0x48e/0x2650 [ 48.749372] ? filemap_map_pages+0x919/0x15d0 [ 48.753844] ? finish_mkwrite_fault+0x600/0x600 [ 48.758505] ? __lock_is_held+0xb6/0x140 [ 48.762559] ? __lock_acquire+0x664/0x3e00 [ 48.766780] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.771946] ? __unlock_page_memcg+0x72/0x100 [ 48.776412] ? check_noncircular+0x20/0x20 [ 48.780618] ? page_add_file_rmap+0x5b7/0xa90 [ 48.785087] ? print_irqtrace_events+0x270/0x270 [ 48.789833] ? __lock_acquire+0x664/0x3e00 [ 48.794045] ? __lock_acquire+0x664/0x3e00 [ 48.798248] ? check_noncircular+0x20/0x20 [ 48.802467] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.807636] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.812802] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 48.817968] ? find_held_lock+0x35/0x1d0 [ 48.822016] ? lock_acquire+0x1d5/0x580 [ 48.825971] ? lock_acquire+0x1d5/0x580 [ 48.829919] ? __handle_mm_fault+0x1366/0x3ce0 [ 48.834481] ? lock_downgrade+0x980/0x980 [ 48.838600] ? ext4_filemap_fault+0x8d/0xad [ 48.842896] ? lock_release+0xa40/0xa40 [ 48.846846] ? pte_offset_kernel+0xc7/0xc7 [ 48.851056] ? do_raw_spin_trylock+0x190/0x190 [ 48.855622] __handle_mm_fault+0x1bf4/0x3ce0 [ 48.860005] ? __pmd_alloc+0x4e0/0x4e0 [ 48.863869] ? find_held_lock+0x35/0x1d0 [ 48.867907] ? handle_mm_fault+0x248/0x8d0 [ 48.872123] ? lock_downgrade+0x980/0x980 [ 48.876263] handle_mm_fault+0x334/0x8d0 [ 48.880297] ? down_read_trylock+0xdb/0x170 [ 48.884590] ? __do_page_fault+0x32d/0xc90 [ 48.888795] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 48.893349] ? vmacache_find+0x5f/0x280 [ 48.897295] ? vmacache_update+0xfe/0x130 [ 48.901417] ? find_vma+0x30/0x150 [ 48.904931] __do_page_fault+0x5c9/0xc90 [ 48.908970] ? mm_fault_error+0x2c0/0x2c0 [ 48.913097] ? _raw_spin_unlock_irq+0x27/0x70 [ 48.917580] ? __set_current_blocked+0xd4/0x110 [ 48.922228] do_page_fault+0xee/0x720 [ 48.926004] ? __do_page_fault+0xc90/0xc90 [ 48.930212] ? kasan_check_write+0x14/0x20 [ 48.934420] ? _copy_from_user+0x99/0x110 [ 48.938542] ? SyS_rt_sigprocmask+0x191/0x220 [ 48.943013] ? sigprocmask+0x300/0x300 [ 48.946882] ? retint_user+0x18/0x18 [ 48.950568] ? page_fault+0x36/0x60 [ 48.954177] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.958996] ? page_fault+0x36/0x60 [ 48.962596] page_fault+0x4c/0x60 [ 48.966022] RIP: 0033:0x7fef8ebe7a1a [ 48.969703] RSP: 002b:00007ffd1bf303b0 EFLAGS: 00010246 [ 48.975036] RAX: 00007fef8e4d3200 RBX: 00007fef8edf2000 RCX: 0000000000000000 [ 48.982277] RDX: 0000000000000002 RSI: 00007fef8e430e20 RDI: 00007fef8e43ae0e [ 48.989523] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000005 [ 48.996766] R10: 0000000000000000 R11: 00007ffd1bf301e0 R12: 0000000000625208 [ 49.004005] R13: 0000000000000000 R14: 000000000094d030 R15: 0000000000000005 [ 49.011413] Mem-Info: [ 49.013912] active_anon:11016 inactive_anon:63 isolated_anon:0 [ 49.013912] active_file:0 inactive_file:14 isolated_file:15 [ 49.013912] unevictable:0 dirty:0 writeback:0 unstable:0 [ 49.013912] slab_reclaimable:8342 slab_unreclaimable:79685 [ 49.013912] mapped:2 shmem:70 pagetables:374 bounce:0 [ 49.013912] free:24211 free_pcp:0 free_cma:0 [ 49.045983] Node 0 active_anon:44064kB inactive_anon:252kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 32768kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 49.072825] 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 [ 49.098982] lowmem_reserve[]: 0 2868 6378 6378 [ 49.103610] Node 0 DMA32 free:43900kB min:30316kB low:37892kB high:45468kB active_anon:4280kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:72kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.131247] lowmem_reserve[]: 0 0 3510 3510 [ 49.135621] Node 0 Normal free:36664kB min:37096kB low:46368kB high:55640kB active_anon:39784kB inactive_anon:252kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3392kB pagetables:1424kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.166465] lowmem_reserve[]: 0 0 0 0 [ 49.172557] 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 [ 49.189384] Node 0 DMA32: 9*4kB (UM) 9*8kB (UME) 5*16kB (UM) 10*32kB (UME) 4*64kB (ME) 7*128kB (UME) 3*256kB (UME) 3*512kB (UME) 5*1024kB (UME) 3*2048kB (UME) 7*4096kB (UM) = 43900kB [ 49.206767] Node 0 Normal: 282*4kB (ME) 240*8kB (UME) 151*16kB (UME) 85*32kB (UME) 33*64kB (M) 30*128kB (UME) 16*256kB (UME) 2*512kB (UE) 1*1024kB (E) 0*2048kB 4*4096kB (U) = 36664kB [ 49.224120] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 49.234671] 96 total pagecache pages [ 49.239203] 0 pages in swap cache [ 49.243473] Swap cache stats: add 0, delete 0, find 0/0 [ 49.249649] Free swap = 0kB [ 49.253466] Total swap = 0kB [ 49.257290] 1965969 pages RAM [ 49.261189] 0 pages HighMem/MovableOnly [ 49.265921] 328405 pages reserved [ 49.270268] Unreclaimable slab info: [ 49.274910] Name Used Total [ 49.281319] hashtab_node 118KB 119KB [ 49.287501] ebitmap_node 410KB 413KB [ 49.293677] avtab_node 1012KB 1013KB [ 49.299878] TIPC 1KB 7KB [ 49.309844] SCTPv6 2KB 4KB [ 49.326879] SCTP 30KB 32KB [ 49.334780] DCCPv6 2KB 7KB [ 49.341690] DCCP 2KB 6KB [ 49.347783] fib6_nodes 0KB 4KB [ 49.353924] ip6_dst_cache 11KB 11KB [ 49.360094] RAWv6 9KB 13KB [ 49.366288] UDPv6 12KB 14KB [ 49.371687] TCPv6 2KB 5KB [ 49.377099] sd_ext_cdb 0KB 3KB [ 49.382484] scsi_sense_cache 101KB 108KB [ 49.387871] virtio_scsi_cmd 16KB 16KB [ 49.393260] sgpool-128 8KB 8KB [ 49.398649] sgpool-64 4KB 6KB [ 49.404047] sgpool-32 140KB 141KB [ 49.409438] sgpool-16 47KB 48KB [ 49.414823] sgpool-8 186KB 187KB [ 49.420193] cfq_io_cq 17KB 19KB [ 49.425743] cfq_queue 29KB 30KB [ 49.431163] mqueue_inode_cache 1KB 7KB [ 49.436636] nfs_commit_data 3KB 7KB [ 49.442182] nfs_write_data 34KB 37KB [ 49.447595] jbd2_inode 1KB 3KB [ 49.452986] ext4_system_zone 0KB 3KB [ 49.458385] bio-1 1KB 3KB [ 49.463779] rpc_buffers 17KB 19KB [ 49.470732] rpc_tasks 2KB 3KB [ 49.476836] UNIX 784KB 784KB [ 49.483045] tcp_bind_bucket 0KB 4KB [ 49.489236] ip_fib_trie 0KB 3KB [ 49.502009] ip_fib_alias 0KB 3KB [ 49.509720] ip_dst_cache 4KB 7KB [ 49.533952] RAW 5KB 7KB [ 49.554661] UDP 29KB 31KB [ 49.577074] TCP 23KB 31KB [ 49.607934] hugetlbfs_inode_cache 1KB 7KB [ 49.651182] eventpoll_pwq 56KB 59KB [ 49.659502] eventpoll_epi 103KB 110KB [ 49.667967] inotify_inode_mark 3KB 3KB [ 49.675573] request_queue 33KB 67KB [ 49.682512] blkdev_ioc 23KB 27KB [ 49.690707] bio-0 325KB 326KB [ 49.697629] biovec-(1<<(21-12)) 503KB 503KB [ 49.703964] biovec-64 219KB 220KB [ 49.719048] biovec-16 23KB 26KB [ 49.724450] bio_integrity_payload 0KB 4KB [ 49.730152] khugepaged_mm_slot 4KB 7KB [ 49.735596] uid_cache 0KB 3KB [ 49.740947] dmaengine-unmap-2 0KB 3KB [ 49.746300] audit_buffer 0KB 3KB [ 49.751650] skbuff_fclone_cache 153KB 157KB [ 49.757172] skbuff_head_cache 1965KB 1965KB [ 49.762572] configfs_dir_cache 0KB 4KB [ 49.768020] file_lock_cache 160KB 162KB [ 49.773376] file_lock_ctx 1KB 3KB [ 49.778736] fsnotify_mark_connector 2KB 3KB [ 49.784609] shmem_inode_cache 1049KB 1050KB [ 49.789971] task_delay_info 353KB 355KB [ 49.795325] sigqueue 397KB 409KB [ 49.800675] kernfs_node_cache 3131KB 3138KB [ 49.806026] mnt_cache 15KB 20KB [ 49.811394] filp 7800KB 9697KB [ 49.816744] names_cache 101796KB 101830KB [ 49.822097] avc_node 37KB 39KB [ 49.827660] selinux_file_security 391KB 651KB [ 49.833388] selinux_inode_security 2223KB 2232KB [ 49.839176] key_jar 3KB 7KB [ 49.844525] nsproxy 0KB 3KB [ 49.849875] vm_area_struct 21156KB 21532KB [ 49.855226] mm_struct 4717KB 4820KB [ 49.860577] fs_cache 476KB 480KB [ 49.865929] files_cache 1775KB 1788KB [ 49.871292] signal_cache 2797KB 2839KB [ 49.876642] sighand_cache 256KB 402KB [ 49.881989] task_struct 11900KB 11925KB [ 49.887355] cred_jar 2350KB 2380KB [ 49.892731] anon_vma_chain 9326KB 9524KB [ 49.898082] anon_vma 159KB 404KB [ 49.903434] pid 245KB 248KB [ 49.908802] Acpi-Operand 312KB 792KB [ 49.914155] Acpi-Namespace 102KB 104KB [ 49.919509] numa_policy 0KB 3KB [ 49.924856] debug_objects_cache 718KB 722KB [ 49.930390] trace_event_file 148KB 151KB [ 49.935778] ftrace_event_field 258KB 259KB [ 49.941247] pool_workqueue 24KB 28KB [ 49.946622] page->ptl 3403KB 3458KB [ 49.951999] kmalloc-262144 1032KB 1032KB [ 49.957352] kmalloc-131072 650KB 650KB [ 49.962700] kmalloc-65536 264KB 264KB [ 49.968048] kmalloc-32768 825KB 825KB [ 49.973410] kmalloc-16384 181KB 181KB [ 49.978759] kmalloc-8192 478KB 478KB [ 49.984110] kmalloc-4096 3578KB 3612KB [ 49.989462] kmalloc-2048 4320KB 4322KB [ 49.994815] kmalloc-1024 3969KB 3969KB [ 50.000168] kmalloc-512 2828KB 2872KB [ 50.005524] kmalloc-256 1753KB 2707KB [ 50.010874] kmalloc-128 460KB 543KB [ 50.016226] kmalloc-96 361KB 396KB [ 50.021577] kmalloc-64 732KB 736KB [ 50.026941] kmalloc-32 1953KB 2815KB [ 50.032476] kmalloc-192 201KB 248KB [ 50.037847] kmem_cache 102KB 105KB [ 50.043208] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 50.051844] [ 2096] 0 2096 5550 327 90112 0 -1000 udevd [ 50.060030] [ 3877] 0 3877 2493 572 57344 0 0 dhclient [ 50.068441] [ 4008] 0 4008 14294 180 122880 0 0 rsyslogd [ 50.076835] [ 4059] 0 4059 4725 51 86016 0 0 cron [ 50.084879] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 50.093364] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 50.101422] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 50.109557] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 50.117695] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 50.125828] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 50.133960] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 50.142106] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 50.150274] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 50.158421] [ 4144] 0 4144 5681 454 81920 0 -1000 udevd [ 50.166577] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 50.174777] [ 4161] 0 4161 17821 198 184320 0 0 sshd [ 50.182845] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 50.191858] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 50.201397] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 50.210431] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 50.219445] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 50.228472] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 50.237485] [ 4169] 0 4169 289 14 32768 0 0 syzkaller408185 [ 50.246541] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 50.255575] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 50.264590] [ 4181] 0 4181 5681 454 81920 0 -1000 udevd [ 50.272746] [ 4195] 0 4195 4384 1038 40960 0 0 syzkaller408185 [ 50.281771] [ 4196] 0 4196 4384 1038 40960 0 0 syzkaller408185 [ 50.290790] [ 4197] 0 4197 4384 1038 40960 0 0 syzkaller408185 [ 50.299817] [ 4198] 0 4198 4384 1038 40960 0 0 syzkaller408185 [ 50.308833] [ 4199] 0 4199 4384 1038 40960 0 0 syzkaller408185 [ 50.317853] [ 4200] 0 4200 4384 1038 40960 0 0 syzkaller408185 [ 50.326867] [ 4201] 0 4201 4384 1038 40960 0 0 syzkaller408185 [ 50.336429] [ 4202] 0 4202 4384 1038 40960 0 0 syzkaller408185 [ 50.345456] Out of memory: Kill process 3877 (dhclient) score 0 or sacrifice child [ 50.354325] Killed process 3877 (dhclient) total-vm:9972kB, anon-rss:2288kB, file-rss:0kB, shmem-rss:0kB [ 50.387533] oom_reaper: reaped process 4195 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 50.400981] udevd invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=-1000 [ 50.412516] udevd cpuset=/ mems_allowed=0 [ 50.416693] CPU: 0 PID: 4181 Comm: udevd Not tainted 4.15.0+ #285 [ 50.418061] syzkaller408185: vmalloc: allocation failure, allocated 964546560 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 50.418066] syzkaller408185 cpuset=/ mems_allowed=0 [ 50.440782] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.450115] Call Trace: [ 50.452692] dump_stack+0x194/0x257 [ 50.456305] ? arch_local_irq_restore+0x53/0x53 [ 50.460958] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.466140] dump_header+0x28c/0xe1e [ 50.469844] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.475021] ? pagefault_out_of_memory+0x152/0x152 [ 50.479930] ? check_noncircular+0x20/0x20 [ 50.484154] ? print_irqtrace_events+0x270/0x270 [ 50.488898] ? __lock_acquire+0x664/0x3e00 [ 50.493121] ? check_noncircular+0x20/0x20 [ 50.497350] ? find_held_lock+0x35/0x1d0 [ 50.501402] ? check_noncircular+0x20/0x20 [ 50.505619] ? task_will_free_mem+0x252/0xaa0 [ 50.510102] ? print_irqtrace_events+0x270/0x270 [ 50.514850] ? ___ratelimit+0x30d/0x630 [ 50.518807] ? lock_downgrade+0x980/0x980 [ 50.522943] ? lock_release+0xa40/0xa40 [ 50.526909] ? mark_held_locks+0xaf/0x100 [ 50.531043] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 50.536131] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 50.541129] ? trace_hardirqs_on+0xd/0x10 [ 50.545261] ? ___ratelimit+0x95/0x630 [ 50.549133] ? idr_get_free_cmn+0xfd0/0xfd0 [ 50.553436] ? check_noncircular+0x20/0x20 [ 50.557648] ? find_held_lock+0x138/0x1d0 [ 50.561786] oom_kill_process+0x8b5/0x14a0 [ 50.566011] ? has_ns_capability_noaudit+0x163/0x2a0 [ 50.571099] ? lock_downgrade+0x980/0x980 [ 50.575239] ? oom_evaluate_task+0x480/0x480 [ 50.579648] ? security_capable_noaudit+0x8b/0xc0 [ 50.584478] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 50.589563] ? has_capability+0x30/0x30 [ 50.593517] ? do_raw_spin_trylock+0x190/0x190 [ 50.598083] ? check_noncircular+0x20/0x20 [ 50.602311] ? has_capability_noaudit+0x24/0x30 [ 50.606964] ? oom_badness+0xd1/0x980 [ 50.610742] ? lock_release+0xa40/0xa40 [ 50.614697] ? do_try_to_free_pages+0xc53/0x1020 [ 50.619438] ? find_lock_task_mm+0x460/0x460 [ 50.623838] ? find_held_lock+0x35/0x1d0 [ 50.627893] ? out_of_memory+0xb3a/0x1220 [ 50.632026] ? lock_downgrade+0x980/0x980 [ 50.636165] ? lock_release+0xa40/0xa40 [ 50.640119] ? lock_acquire+0x1d5/0x580 [ 50.644078] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 50.649002] ? oom_evaluate_task+0x284/0x480 [ 50.653402] out_of_memory+0x86d/0x1220 [ 50.657373] ? oom_killer_disable+0x310/0x310 [ 50.661852] ? mutex_trylock+0x23a/0x2d0 [ 50.665896] ? __lock_is_held+0xb6/0x140 [ 50.669939] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 50.675388] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 50.680236] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.685435] ? warn_alloc+0x2b0/0x2b0 [ 50.689229] ? find_held_lock+0x35/0x1d0 [ 50.693279] ? check_noncircular+0x20/0x20 [ 50.697504] ? pick_next_task_fair+0x46d/0x16b0 [ 50.702168] ? check_noncircular+0x20/0x20 [ 50.706391] ? find_held_lock+0x35/0x1d0 [ 50.710447] ? __update_idle_core+0x305/0x600 [ 50.714925] ? lock_downgrade+0x980/0x980 [ 50.719064] ? print_irqtrace_events+0x270/0x270 [ 50.723853] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 50.729720] ? PageHuge+0x15c/0x270 [ 50.733346] ? __might_sleep+0x95/0x190 [ 50.737311] __alloc_pages_nodemask+0x9fb/0xd80 [ 50.741975] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 50.746977] ? print_irqtrace_events+0x270/0x270 [ 50.751727] ? check_noncircular+0x20/0x20 [ 50.755959] ? find_get_entry+0x53c/0x9e0 [ 50.760093] ? print_irqtrace_events+0x270/0x270 [ 50.764831] ? check_noncircular+0x20/0x20 [ 50.769052] ? find_get_pages_range_tag+0x1000/0x1000 [ 50.774242] alloc_pages_vma+0xc8/0x4b0 [ 50.778211] wp_page_copy+0x2bd/0x2010 [ 50.782083] ? __lock_acquire+0x664/0x3e00 [ 50.786299] ? find_held_lock+0x35/0x1d0 [ 50.790362] ? follow_pfn+0x270/0x270 [ 50.794147] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.799330] ? lock_page_memcg+0x2bd/0x3b0 [ 50.803559] ? reuse_swap_page+0x340/0xb40 [ 50.807781] ? swp_swapcount+0x420/0x420 [ 50.811830] ? check_noncircular+0x20/0x20 [ 50.816046] ? page_add_file_rmap+0x5b7/0xa90 [ 50.820527] ? page_add_new_anon_rmap+0x750/0x750 [ 50.825351] ? __lock_page_or_retry+0x17b/0x4f0 [ 50.830009] ? check_noncircular+0x20/0x20 [ 50.834232] ? check_noncircular+0x20/0x20 [ 50.838449] ? check_noncircular+0x20/0x20 [ 50.842674] ? find_held_lock+0x35/0x1d0 [ 50.846728] ? do_wp_page+0x486/0x2650 [ 50.850599] ? lock_downgrade+0x980/0x980 [ 50.854736] ? unlock_page+0x19f/0x270 [ 50.858606] ? wake_up_page_bit+0x530/0x530 [ 50.862918] ? do_raw_spin_trylock+0x190/0x190 [ 50.867491] ? find_held_lock+0x138/0x1d0 [ 50.871633] do_wp_page+0x48e/0x2650 [ 50.875332] ? filemap_map_pages+0x919/0x15d0 [ 50.879821] ? finish_mkwrite_fault+0x600/0x600 [ 50.884477] ? __lock_is_held+0xb6/0x140 [ 50.888541] ? __lock_acquire+0x664/0x3e00 [ 50.892783] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.897960] ? __unlock_page_memcg+0x72/0x100 [ 50.902440] ? check_noncircular+0x20/0x20 [ 50.906656] ? page_add_file_rmap+0x5b7/0xa90 [ 50.911142] ? print_irqtrace_events+0x270/0x270 [ 50.915913] ? __lock_acquire+0x664/0x3e00 [ 50.920128] ? __lock_acquire+0x664/0x3e00 [ 50.924346] ? check_noncircular+0x20/0x20 [ 50.928582] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.933752] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.938922] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.944101] ? find_held_lock+0x35/0x1d0 [ 50.948151] ? lock_acquire+0x1d5/0x580 [ 50.952103] ? lock_acquire+0x1d5/0x580 [ 50.956060] ? __handle_mm_fault+0x1366/0x3ce0 [ 50.960630] ? lock_downgrade+0x980/0x980 [ 50.964762] ? ext4_filemap_fault+0x8d/0xad [ 50.969068] ? lock_release+0xa40/0xa40 [ 50.973026] ? pte_offset_kernel+0xc7/0xc7 [ 50.977246] ? do_raw_spin_trylock+0x190/0x190 [ 50.981830] __handle_mm_fault+0x1bf4/0x3ce0 [ 50.986233] ? __pmd_alloc+0x4e0/0x4e0 [ 50.990116] ? find_held_lock+0x35/0x1d0 [ 50.994172] ? handle_mm_fault+0x248/0x8d0 [ 50.998391] ? lock_downgrade+0x980/0x980 [ 51.002558] handle_mm_fault+0x334/0x8d0 [ 51.006599] ? down_read_trylock+0xdb/0x170 [ 51.010902] ? __do_page_fault+0x32d/0xc90 [ 51.015121] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 51.019687] ? vmacache_find+0x5f/0x280 [ 51.023641] ? vmacache_update+0xfe/0x130 [ 51.027775] ? find_vma+0x30/0x150 [ 51.031304] __do_page_fault+0x5c9/0xc90 [ 51.035360] ? mm_fault_error+0x2c0/0x2c0 [ 51.039495] ? _raw_spin_unlock_irq+0x27/0x70 [ 51.043973] ? __set_current_blocked+0xd4/0x110 [ 51.048629] do_page_fault+0xee/0x720 [ 51.052419] ? __do_page_fault+0xc90/0xc90 [ 51.056636] ? kasan_check_write+0x14/0x20 [ 51.060853] ? _copy_from_user+0x99/0x110 [ 51.064988] ? SyS_rt_sigprocmask+0x191/0x220 [ 51.069469] ? sigprocmask+0x300/0x300 [ 51.073342] ? retint_user+0x18/0x18 [ 51.077044] ? page_fault+0x36/0x60 [ 51.080653] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.085483] ? page_fault+0x36/0x60 [ 51.089094] page_fault+0x4c/0x60 [ 51.092526] RIP: 0033:0x7fef8ebe7a1a [ 51.096219] RSP: 002b:00007ffd1bf303b0 EFLAGS: 00010246 [ 51.101565] RAX: 00007fef8e4d3200 RBX: 00007fef8edf2000 RCX: 0000000000000000 [ 51.108814] RDX: 0000000000000002 RSI: 00007fef8e430e20 RDI: 00007fef8e43ae0e [ 51.116063] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000005 [ 51.123312] R10: 0000000000000000 R11: 00007ffd1bf301e0 R12: 0000000000625208 [ 51.130566] R13: 0000000000000000 R14: 000000000094d030 R15: 0000000000000005 [ 51.137847] CPU: 1 PID: 4195 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 51.138086] Mem-Info: [ 51.138104] active_anon:9415 inactive_anon:63 isolated_anon:0 [ 51.138104] active_file:25 inactive_file:0 isolated_file:0 [ 51.138104] unevictable:0 dirty:0 writeback:0 unstable:0 [ 51.138104] slab_reclaimable:8341 slab_unreclaimable:79685 [ 51.138104] mapped:2 shmem:70 pagetables:364 bounce:0 [ 51.138104] free:15664 free_pcp:220 free_cma:0 [ 51.138118] Node 0 active_anon:37660kB inactive_anon:252kB active_file:100kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 28672kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 51.138121] 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 [ 51.138137] lowmem_reserve[]: 0 2868 6378 6378 [ 51.138150] Node 0 DMA32 free:28776kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:64kB bounce:0kB free_pcp:140kB local_pcp:20kB free_cma:0kB [ 51.138166] lowmem_reserve[]: 0 0 3510 3510 [ 51.138179] Node 0 Normal free:17972kB min:37096kB low:46368kB high:55640kB active_anon:37488kB inactive_anon:252kB active_file:96kB inactive_file:4kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1392kB bounce:0kB free_pcp:740kB local_pcp:620kB free_cma:0kB [ 51.138194] lowmem_reserve[]: 0 0 0 0 [ 51.138211] 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 [ 51.138264] Node 0 DMA32: 8*4kB (UM) 7*8kB (ME) 5*16kB (UM) 8*32kB (ME) 5*64kB (UME) 7*128kB (UME) 2*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (M) = 28776kB [ 51.138323] Node 0 Normal: 263*4kB (UME) 215*8kB (UME) 152*16kB (M) 87*32kB (ME) 40*64kB (M) 30*128kB (M) 14*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 17972kB [ 51.138377] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 51.138380] 96 total pagecache pages [ 51.138389] 0 pages in swap cache [ 51.138394] Swap cache stats: add 0, delete 0, find 0/0 [ 51.138396] Free swap = 0kB [ 51.138398] Total swap = 0kB [ 51.138402] 1965969 pages RAM [ 51.138404] 0 pages HighMem/MovableOnly [ 51.138407] 328405 pages reserved [ 51.138411] Unreclaimable slab info: [ 51.138414] Name Used Total [ 51.138420] hashtab_node 118KB 119KB [ 51.138425] ebitmap_node 410KB 413KB [ 51.138431] avtab_node 1012KB 1013KB [ 51.138443] TIPC 1KB 7KB [ 51.138452] SCTPv6 2KB 4KB [ 51.138457] SCTP 30KB 32KB [ 51.138464] DCCPv6 2KB 7KB [ 51.138471] DCCP 2KB 6KB [ 51.138493] fib6_nodes 0KB 4KB [ 51.138498] ip6_dst_cache 11KB 11KB [ 51.138504] RAWv6 9KB 13KB [ 51.138510] UDPv6 12KB 14KB [ 51.138517] TCPv6 2KB 5KB [ 51.138536] sd_ext_cdb 0KB 3KB [ 51.138542] scsi_sense_cache 101KB 108KB [ 51.138547] virtio_scsi_cmd 16KB 16KB [ 51.138555] sgpool-128 8KB 8KB [ 51.138560] sgpool-64 4KB 6KB [ 51.138565] sgpool-32 140KB 141KB [ 51.138570] sgpool-16 47KB 48KB [ 51.138575] sgpool-8 186KB 187KB [ 51.138581] cfq_io_cq 17KB 19KB [ 51.138586] cfq_queue 29KB 30KB [ 51.138592] mqueue_inode_cache 1KB 7KB [ 51.138598] nfs_commit_data 3KB 7KB [ 51.138603] nfs_write_data 34KB 37KB [ 51.138611] jbd2_inode 1KB 3KB [ 51.138616] ext4_system_zone 0KB 3KB [ 51.138629] bio-1 1KB 3KB [ 51.138642] rpc_buffers 17KB 19KB [ 51.138646] rpc_tasks 2KB 3KB [ 51.138651] UNIX 784KB 784KB [ 51.138659] tcp_bind_bucket 0KB 4KB [ 51.138666] ip_fib_trie 0KB 3KB [ 51.138671] ip_fib_alias 0KB 3KB [ 51.138676] ip_dst_cache 4KB 7KB [ 51.138681] RAW 5KB 7KB [ 51.138686] UDP 29KB 31KB [ 51.138693] TCP 23KB 31KB [ 51.138699] hugetlbfs_inode_cache 1KB 7KB [ 51.138704] eventpoll_pwq 56KB 59KB [ 51.138709] eventpoll_epi 103KB 110KB [ 51.138714] inotify_inode_mark 3KB 3KB [ 51.138721] request_queue 33KB 67KB [ 51.138727] blkdev_ioc 23KB 27KB [ 51.138732] bio-0 325KB 326KB [ 51.138738] biovec-(1<<(21-12)) 503KB 503KB [ 51.138744] biovec-64 219KB 220KB [ 51.138748] biovec-16 23KB 26KB [ 51.138753] bio_integrity_payload 0KB 4KB [ 51.138759] khugepaged_mm_slot 4KB 7KB [ 51.138769] uid_cache 0KB 3KB [ 51.138774] dmaengine-unmap-2 0KB 3KB [ 51.138780] audit_buffer 0KB 3KB [ 51.138785] skbuff_fclone_cache 153KB 157KB [ 51.138790] skbuff_head_cache 1965KB 1965KB [ 51.138796] configfs_dir_cache 0KB 4KB [ 51.138801] file_lock_cache 160KB 162KB [ 51.138806] file_lock_ctx 1KB 3KB [ 51.138811] fsnotify_mark_connector 2KB 3KB [ 51.138817] shmem_inode_cache 1049KB 1050KB [ 51.138822] task_delay_info 353KB 355KB [ 51.138829] sigqueue 397KB 409KB [ 51.138834] kernfs_node_cache 3131KB 3138KB [ 51.138839] mnt_cache 15KB 20KB [ 51.138844] filp 7800KB 9697KB [ 51.138850] names_cache 101796KB 101830KB [ 51.138858] avc_node 37KB 39KB [ 51.138863] selinux_file_security 391KB 651KB [ 51.138868] selinux_inode_security 2223KB 2232KB [ 51.138874] key_jar 3KB 7KB [ 51.138879] nsproxy 0KB 3KB [ 51.138884] vm_area_struct 21156KB 21532KB [ 51.138889] mm_struct 4717KB 4820KB [ 51.138894] fs_cache 476KB 480KB [ 51.138899] files_cache 1775KB 1788KB [ 51.138904] signal_cache 2797KB 2839KB [ 51.138909] sighand_cache 256KB 402KB [ 51.138914] task_struct 11900KB 11925KB [ 51.138919] cred_jar 2350KB 2380KB [ 51.138924] anon_vma_chain 9326KB 9524KB [ 51.138929] anon_vma 159KB 404KB [ 51.138934] pid 245KB 248KB [ 51.138939] Acpi-Operand 312KB 792KB [ 51.138947] Acpi-Namespace 102KB 104KB [ 51.138953] numa_policy 0KB 3KB [ 51.138957] debug_objects_cache 718KB 722KB [ 51.138963] trace_event_file 148KB 151KB [ 51.138968] ftrace_event_field 258KB 259KB [ 51.138973] pool_workqueue 24KB 28KB [ 51.138980] page->ptl 3403KB 3458KB [ 51.139027] kmalloc-262144 1032KB 1032KB [ 51.139031] kmalloc-131072 650KB 650KB [ 51.139036] kmalloc-65536 264KB 264KB [ 51.139041] kmalloc-32768 825KB 825KB [ 51.139046] kmalloc-16384 181KB 181KB [ 51.139050] kmalloc-8192 478KB 478KB [ 51.139055] kmalloc-4096 3578KB 3612KB [ 51.139060] kmalloc-2048 4320KB 4322KB [ 51.139065] kmalloc-1024 3969KB 3969KB [ 51.139069] kmalloc-512 2828KB 2872KB [ 51.139074] kmalloc-256 1753KB 2707KB [ 51.139079] kmalloc-128 460KB 543KB [ 51.139084] kmalloc-96 361KB 396KB [ 51.139089] kmalloc-64 732KB 736KB [ 51.139093] kmalloc-32 1953KB 2815KB [ 51.139098] kmalloc-192 201KB 248KB [ 51.139103] kmem_cache 102KB 105KB [ 51.139107] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 51.139143] [ 2096] 0 2096 5550 327 90112 0 -1000 udevd [ 51.139157] [ 4008] 0 4008 14294 180 122880 0 0 rsyslogd [ 51.139168] [ 4059] 0 4059 4725 51 86016 0 0 cron [ 51.139179] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 51.139190] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 51.139201] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 51.139216] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 51.139227] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 51.139237] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 51.139247] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 51.139258] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 51.139269] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 51.139279] [ 4144] 0 4144 5681 454 81920 0 -1000 udevd [ 51.139290] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 51.139300] [ 4161] 0 4161 17821 198 184320 0 0 sshd [ 51.139311] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 51.139321] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 51.139332] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 51.139342] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 51.139352] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 51.139362] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 51.139372] [ 4169] 0 4169 289 14 32768 0 0 syzkaller408185 [ 51.139383] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 51.139394] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 51.139404] [ 4181] 0 4181 5681 454 81920 0 -1000 udevd [ 51.139414] [ 4195] 0 4195 4384 0 32768 0 0 syzkaller408185 [ 51.139425] [ 4196] 0 4196 4384 1038 40960 0 0 syzkaller408185 [ 51.139436] [ 4197] 0 4197 4384 1038 40960 0 0 syzkaller408185 [ 51.139447] [ 4198] 0 4198 4384 1038 40960 0 0 syzkaller408185 [ 51.139457] [ 4199] 0 4199 4384 1038 40960 0 0 syzkaller408185 [ 51.139468] [ 4200] 0 4200 4384 1038 40960 0 0 syzkaller408185 [ 51.139478] [ 4201] 0 4201 4384 1038 40960 0 0 syzkaller408185 [ 51.139489] [ 4202] 0 4202 4384 1038 40960 0 0 syzkaller408185 [ 51.139495] Out of memory: Kill process 4196 (syzkaller408185) score 0 or sacrifice child [ 51.139520] Killed process 4196 (syzkaller408185) total-vm:17536kB, anon-rss:4152kB, file-rss:0kB, shmem-rss:0kB [ 51.157336] oom_reaper: reaped process 4196 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 51.158762] udevd invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=-1000 [ 51.158767] udevd cpuset=/ mems_allowed=0 [ 52.307796] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.317130] Call Trace: [ 52.319712] dump_stack+0x194/0x257 [ 52.323328] ? arch_local_irq_restore+0x53/0x53 [ 52.327991] ? idr_get_free_cmn+0xfd0/0xfd0 [ 52.332313] warn_alloc+0x19a/0x2b0 [ 52.335936] ? zone_watermark_ok_safe+0x400/0x400 [ 52.340801] __vmalloc_node_range+0x482/0x650 [ 52.345299] ? xt_alloc_table_info+0x64/0xe0 [ 52.349688] __vmalloc_node_flags_caller+0x50/0x60 [ 52.354606] ? xt_alloc_table_info+0x64/0xe0 [ 52.359006] kvmalloc_node+0x82/0xd0 [ 52.362708] xt_alloc_table_info+0x64/0xe0 [ 52.366929] do_ipt_set_ctl+0x29b/0x5f0 [ 52.370891] ? translate_compat_table+0x1b90/0x1b90 [ 52.375908] ? mutex_unlock+0xd/0x10 [ 52.379603] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 52.384872] nf_setsockopt+0x67/0xc0 [ 52.388575] ip_setsockopt+0xa1/0xb0 [ 52.392278] sctp_setsockopt+0x2a0/0x5de0 [ 52.396415] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 52.402111] ? __thp_get_unmapped_area+0x130/0x130 [ 52.407025] ? __lock_acquire+0x664/0x3e00 [ 52.411243] ? __lock_acquire+0x664/0x3e00 [ 52.415468] ? is_bpf_text_address+0xa4/0x120 [ 52.419957] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.425133] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.430320] ? check_noncircular+0x20/0x20 [ 52.434537] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.439709] ? save_stack+0xa3/0xd0 [ 52.443317] ? save_stack+0x43/0xd0 [ 52.446922] ? kasan_kmalloc+0xad/0xe0 [ 52.450792] ? kasan_slab_alloc+0x12/0x20 [ 52.454921] ? kmem_cache_alloc+0x12e/0x760 [ 52.459227] ? selinux_file_alloc_security+0xae/0x190 [ 52.464402] ? security_file_alloc+0x6d/0xa0 [ 52.468793] ? get_empty_filp+0x189/0x4f0 [ 52.472919] ? alloc_file+0x26/0x390 [ 52.476612] ? sock_alloc_file+0x1f3/0x560 [ 52.480827] ? sock_map_fd+0x34/0x90 [ 52.484523] ? SyS_socket+0x125/0x1d0 [ 52.488304] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 52.493214] ? kasan_slab_alloc+0x12/0x20 [ 52.497339] ? kmem_cache_alloc+0x12e/0x760 [ 52.501639] ? get_empty_filp+0xfb/0x4f0 [ 52.505684] ? alloc_file+0x26/0x390 [ 52.509380] ? sock_alloc_file+0x1f3/0x560 [ 52.513603] ? find_held_lock+0x35/0x1d0 [ 52.517661] ? avc_has_perm+0x35e/0x680 [ 52.521620] ? lock_downgrade+0x980/0x980 [ 52.525756] ? lock_release+0xa40/0xa40 [ 52.529712] ? check_noncircular+0x20/0x20 [ 52.533928] ? __pmd_alloc+0x4e0/0x4e0 [ 52.537796] ? __lockdep_init_map+0xe4/0x650 [ 52.542200] ? find_held_lock+0x35/0x1d0 [ 52.546252] ? avc_has_perm+0x43e/0x680 [ 52.550214] ? avc_has_perm_noaudit+0x520/0x520 [ 52.554880] ? __do_page_fault+0x5f7/0xc90 [ 52.559099] ? lock_downgrade+0x980/0x980 [ 52.563241] ? handle_mm_fault+0x410/0x8d0 [ 52.567458] ? down_read_trylock+0xdb/0x170 [ 52.571759] ? __do_page_fault+0x32d/0xc90 [ 52.575976] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 52.580543] ? vmacache_find+0x5f/0x280 [ 52.584507] ? sock_has_perm+0x2a4/0x420 [ 52.588554] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 52.593897] ? __do_page_fault+0x3d6/0xc90 [ 52.598114] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 52.603807] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 52.609110] sock_common_setsockopt+0x95/0xd0 [ 52.613596] SyS_setsockopt+0x189/0x360 [ 52.617557] ? SyS_recv+0x40/0x40 [ 52.621000] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 52.625828] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 52.630832] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 52.635578] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 52.640319] RIP: 0033:0x441889 [ 52.643490] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 52.651181] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 52.658433] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 52.665685] RBP: 000000000000889d R08: 00000000000002e0 R09: 0000000000000000 [ 52.672935] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 52.680184] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 52.687469] CPU: 0 PID: 4181 Comm: udevd Not tainted 4.15.0+ #285 [ 52.687561] Mem-Info: [ 52.687582] active_anon:8387 inactive_anon:63 isolated_anon:0 [ 52.687582] active_file:25 inactive_file:0 isolated_file:0 [ 52.687582] unevictable:0 dirty:0 writeback:0 unstable:0 [ 52.687582] slab_reclaimable:8341 slab_unreclaimable:79685 [ 52.687582] mapped:2 shmem:70 pagetables:364 bounce:0 [ 52.687582] free:16843 free_pcp:67 free_cma:0 [ 52.687595] Node 0 active_anon:33548kB inactive_anon:252kB active_file:100kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 28672kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 52.687598] 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 [ 52.687614] lowmem_reserve[]: 0 2868 6378 6378 [ 52.687626] Node 0 DMA32 free:28776kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:64kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 52.687643] lowmem_reserve[]: 0 0 3510 3510 [ 52.687658] Node 0 Normal free:22688kB min:37096kB low:46368kB high:55640kB active_anon:33376kB inactive_anon:252kB active_file:100kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1392kB bounce:0kB free_pcp:148kB local_pcp:120kB free_cma:0kB [ 52.687674] lowmem_reserve[]: 0 0 0 0 [ 52.687686] 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 [ 52.687738] Node 0 DMA32: 13*4kB (UM) 7*8kB (ME) 5*16kB (UM) 8*32kB (ME) 5*64kB (UME) 7*128kB (UME) 2*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (M) = 28796kB [ 52.687795] Node 0 Normal: 320*4kB (UME) 194*8kB (UME) 143*16kB (M) 85*32kB (ME) 44*64kB (M) 32*128kB (M) 13*256kB (M) 1*512kB (M) 0*1024kB 2*2048kB (M) 0*4096kB = 22688kB [ 52.687852] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.687855] 96 total pagecache pages [ 52.687863] 0 pages in swap cache [ 52.687867] Swap cache stats: add 0, delete 0, find 0/0 [ 52.687870] Free swap = 0kB [ 52.687872] Total swap = 0kB [ 52.687875] 1965969 pages RAM [ 52.687877] 0 pages HighMem/MovableOnly [ 52.687880] 328405 pages reserved [ 52.932195] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 52.941522] Call Trace: [ 52.944092] dump_stack+0x194/0x257 [ 52.947697] ? arch_local_irq_restore+0x53/0x53 [ 52.952343] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.957515] dump_header+0x28c/0xe1e [ 52.961212] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.966378] ? pagefault_out_of_memory+0x152/0x152 [ 52.971282] ? check_noncircular+0x20/0x20 [ 52.975494] ? print_irqtrace_events+0x270/0x270 [ 52.980231] ? __lock_acquire+0x664/0x3e00 [ 52.984446] ? check_noncircular+0x20/0x20 [ 52.988664] ? find_held_lock+0x35/0x1d0 [ 52.992708] ? check_noncircular+0x20/0x20 [ 52.996915] ? task_will_free_mem+0x252/0xaa0 [ 53.001391] ? print_irqtrace_events+0x270/0x270 [ 53.006142] ? ___ratelimit+0x30d/0x630 [ 53.010091] ? lock_downgrade+0x980/0x980 [ 53.014219] ? lock_release+0xa40/0xa40 [ 53.018174] ? mark_held_locks+0xaf/0x100 [ 53.022300] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 53.027378] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.032371] ? trace_hardirqs_on+0xd/0x10 [ 53.036494] ? ___ratelimit+0x95/0x630 [ 53.040359] ? idr_get_free_cmn+0xfd0/0xfd0 [ 53.044659] ? check_noncircular+0x20/0x20 [ 53.048866] ? find_held_lock+0x138/0x1d0 [ 53.052999] oom_kill_process+0x8b5/0x14a0 [ 53.057219] ? has_ns_capability_noaudit+0x163/0x2a0 [ 53.062298] ? lock_downgrade+0x980/0x980 [ 53.066427] ? oom_evaluate_task+0x480/0x480 [ 53.070824] ? security_capable_noaudit+0x8b/0xc0 [ 53.075646] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 53.080723] ? has_capability+0x30/0x30 [ 53.084672] ? do_raw_spin_trylock+0x190/0x190 [ 53.089230] ? check_noncircular+0x20/0x20 [ 53.093447] ? has_capability_noaudit+0x24/0x30 [ 53.098092] ? oom_badness+0xd1/0x980 [ 53.101865] ? lock_release+0xa40/0xa40 [ 53.105813] ? do_try_to_free_pages+0xc53/0x1020 [ 53.110545] ? find_lock_task_mm+0x460/0x460 [ 53.114933] ? find_held_lock+0x35/0x1d0 [ 53.118975] ? out_of_memory+0xb3a/0x1220 [ 53.123098] ? lock_downgrade+0x980/0x980 [ 53.127224] ? lock_release+0xa40/0xa40 [ 53.131173] ? lock_acquire+0x1d5/0x580 [ 53.135123] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 53.140039] ? oom_evaluate_task+0x284/0x480 [ 53.144429] out_of_memory+0x86d/0x1220 [ 53.148387] ? oom_killer_disable+0x310/0x310 [ 53.152855] ? mutex_trylock+0x23a/0x2d0 [ 53.156891] ? __lock_is_held+0xb6/0x140 [ 53.160927] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 53.166363] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 53.171190] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.176377] ? warn_alloc+0x2b0/0x2b0 [ 53.180157] ? find_held_lock+0x35/0x1d0 [ 53.184195] ? check_noncircular+0x20/0x20 [ 53.188409] ? pick_next_task_fair+0x46d/0x16b0 [ 53.193055] ? check_noncircular+0x20/0x20 [ 53.197268] ? find_held_lock+0x35/0x1d0 [ 53.201311] ? __update_idle_core+0x305/0x600 [ 53.205781] ? lock_downgrade+0x980/0x980 [ 53.209910] ? print_irqtrace_events+0x270/0x270 [ 53.214682] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 53.220540] ? PageHuge+0x15c/0x270 [ 53.224165] ? __might_sleep+0x95/0x190 [ 53.228119] __alloc_pages_nodemask+0x9fb/0xd80 [ 53.232774] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 53.237767] ? print_irqtrace_events+0x270/0x270 [ 53.242503] ? check_noncircular+0x20/0x20 [ 53.246720] ? find_get_entry+0x53c/0x9e0 [ 53.250846] ? print_irqtrace_events+0x270/0x270 [ 53.255574] ? check_noncircular+0x20/0x20 [ 53.259787] ? find_get_pages_range_tag+0x1000/0x1000 [ 53.264961] alloc_pages_vma+0xc8/0x4b0 [ 53.268918] wp_page_copy+0x2bd/0x2010 [ 53.272777] ? __lock_acquire+0x664/0x3e00 [ 53.276987] ? find_held_lock+0x35/0x1d0 [ 53.281040] ? follow_pfn+0x270/0x270 [ 53.284819] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.289992] ? lock_page_memcg+0x2bd/0x3b0 [ 53.294214] ? reuse_swap_page+0x340/0xb40 [ 53.298427] ? swp_swapcount+0x420/0x420 [ 53.302468] ? check_noncircular+0x20/0x20 [ 53.306675] ? page_add_file_rmap+0x5b7/0xa90 [ 53.311151] ? page_add_new_anon_rmap+0x750/0x750 [ 53.315970] ? __lock_page_or_retry+0x17b/0x4f0 [ 53.320621] ? check_noncircular+0x20/0x20 [ 53.324836] ? check_noncircular+0x20/0x20 [ 53.329049] ? check_noncircular+0x20/0x20 [ 53.333264] ? find_held_lock+0x35/0x1d0 [ 53.337309] ? do_wp_page+0x486/0x2650 [ 53.341173] ? lock_downgrade+0x980/0x980 [ 53.345302] ? unlock_page+0x19f/0x270 [ 53.349169] ? wake_up_page_bit+0x530/0x530 [ 53.353470] ? do_raw_spin_trylock+0x190/0x190 [ 53.358035] ? find_held_lock+0x138/0x1d0 [ 53.362166] do_wp_page+0x48e/0x2650 [ 53.365856] ? filemap_map_pages+0x919/0x15d0 [ 53.370334] ? finish_mkwrite_fault+0x600/0x600 [ 53.374984] ? __lock_is_held+0xb6/0x140 [ 53.379039] ? __lock_acquire+0x664/0x3e00 [ 53.383267] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.388437] ? __unlock_page_memcg+0x72/0x100 [ 53.392912] ? check_noncircular+0x20/0x20 [ 53.397131] ? page_add_file_rmap+0x5b7/0xa90 [ 53.401613] ? print_irqtrace_events+0x270/0x270 [ 53.406373] ? __lock_acquire+0x664/0x3e00 [ 53.410584] ? __lock_acquire+0x664/0x3e00 [ 53.414794] ? check_noncircular+0x20/0x20 [ 53.419029] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.424197] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.429365] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.434538] ? find_held_lock+0x35/0x1d0 [ 53.438580] ? lock_acquire+0x1d5/0x580 [ 53.442530] ? lock_acquire+0x1d5/0x580 [ 53.446481] ? __handle_mm_fault+0x1366/0x3ce0 [ 53.451042] ? lock_downgrade+0x980/0x980 [ 53.455169] ? ext4_filemap_fault+0x8d/0xad [ 53.459473] ? lock_release+0xa40/0xa40 [ 53.463427] ? pte_offset_kernel+0xc7/0xc7 [ 53.467639] ? do_raw_spin_trylock+0x190/0x190 [ 53.472213] __handle_mm_fault+0x1bf4/0x3ce0 [ 53.476605] ? __pmd_alloc+0x4e0/0x4e0 [ 53.480474] ? find_held_lock+0x35/0x1d0 [ 53.484516] ? handle_mm_fault+0x248/0x8d0 [ 53.488727] ? lock_downgrade+0x980/0x980 [ 53.492876] handle_mm_fault+0x334/0x8d0 [ 53.496909] ? down_read_trylock+0xdb/0x170 [ 53.501206] ? __do_page_fault+0x32d/0xc90 [ 53.505418] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 53.509974] ? vmacache_find+0x5f/0x280 [ 53.513925] ? vmacache_update+0xfe/0x130 [ 53.518051] ? find_vma+0x30/0x150 [ 53.521571] __do_page_fault+0x5c9/0xc90 [ 53.525618] ? mm_fault_error+0x2c0/0x2c0 [ 53.529746] ? _raw_spin_unlock_irq+0x27/0x70 [ 53.534223] ? __set_current_blocked+0xd4/0x110 [ 53.538877] do_page_fault+0xee/0x720 [ 53.542654] ? __do_page_fault+0xc90/0xc90 [ 53.546866] ? kasan_check_write+0x14/0x20 [ 53.551077] ? _copy_from_user+0x99/0x110 [ 53.555205] ? SyS_rt_sigprocmask+0x191/0x220 [ 53.559688] ? sigprocmask+0x300/0x300 [ 53.563556] ? retint_user+0x18/0x18 [ 53.567248] ? page_fault+0x36/0x60 [ 53.570851] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 53.577583] ? page_fault+0x36/0x60 [ 53.581190] page_fault+0x4c/0x60 [ 53.584620] RIP: 0033:0x7fef8ebe7a1a [ 53.588304] RSP: 002b:00007ffd1bf303b0 EFLAGS: 00010246 [ 53.593642] RAX: 00007fef8e4d3200 RBX: 00007fef8edf2000 RCX: 0000000000000000 [ 53.600887] RDX: 0000000000000002 RSI: 00007fef8e430e20 RDI: 00007fef8e43ae0e [ 53.608132] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000005 [ 53.615374] R10: 0000000000000000 R11: 00007ffd1bf301e0 R12: 0000000000625208 [ 53.622618] R13: 0000000000000000 R14: 000000000094d030 R15: 0000000000000005 [ 53.630270] Mem-Info: executing program [ 53.905797] syzkaller408185: vmalloc: allocation failure, allocated 725110784 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 53.905804] syzkaller408185 cpuset=/ mems_allowed=0 [ 53.905824] CPU: 0 PID: 4196 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 53.905828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.905831] Call Trace: [ 53.905854] dump_stack+0x194/0x257 [ 53.905869] ? arch_local_irq_restore+0x53/0x53 [ 53.905876] ? idr_get_free_cmn+0xfd0/0xfd0 [ 53.905905] warn_alloc+0x19a/0x2b0 [ 53.905919] ? zone_watermark_ok_safe+0x400/0x400 [ 53.905948] ? rcu_note_context_switch+0x710/0x710 [ 53.905979] __vmalloc_node_range+0x482/0x650 [ 53.906010] ? xt_alloc_table_info+0x64/0xe0 [ 53.906020] __vmalloc_node_flags_caller+0x50/0x60 [ 53.906029] ? xt_alloc_table_info+0x64/0xe0 [ 53.906046] kvmalloc_node+0x82/0xd0 [ 53.906060] xt_alloc_table_info+0x64/0xe0 [ 53.906076] do_ipt_set_ctl+0x29b/0x5f0 [ 53.906092] ? translate_compat_table+0x1b90/0x1b90 [ 53.906128] ? mutex_unlock+0xd/0x10 [ 53.906139] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 53.906155] nf_setsockopt+0x67/0xc0 [ 53.906172] ip_setsockopt+0xa1/0xb0 [ 53.906191] sctp_setsockopt+0x2a0/0x5de0 [ 53.906208] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 53.906220] ? __thp_get_unmapped_area+0x130/0x130 [ 53.906230] ? __lock_acquire+0x664/0x3e00 [ 53.906237] ? __lock_acquire+0x664/0x3e00 [ 53.906256] ? is_bpf_text_address+0xa4/0x120 [ 53.906280] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.906288] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.906312] ? check_noncircular+0x20/0x20 [ 53.906319] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 53.906327] ? save_stack+0xa3/0xd0 [ 53.906336] ? save_stack+0x43/0xd0 [ 53.906342] ? kasan_kmalloc+0xad/0xe0 [ 53.906349] ? kasan_slab_alloc+0x12/0x20 [ 53.906355] ? kmem_cache_alloc+0x12e/0x760 [ 53.906366] ? selinux_file_alloc_security+0xae/0x190 [ 53.906374] ? security_file_alloc+0x6d/0xa0 [ 53.906384] ? get_empty_filp+0x189/0x4f0 [ 53.906391] ? alloc_file+0x26/0x390 [ 53.906398] ? sock_alloc_file+0x1f3/0x560 [ 53.906403] ? sock_map_fd+0x34/0x90 [ 53.906410] ? SyS_socket+0x125/0x1d0 [ 53.906418] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 53.906425] ? kasan_slab_alloc+0x12/0x20 [ 53.906431] ? kmem_cache_alloc+0x12e/0x760 [ 53.906437] ? get_empty_filp+0xfb/0x4f0 [ 53.906444] ? alloc_file+0x26/0x390 [ 53.906449] ? sock_alloc_file+0x1f3/0x560 [ 53.906463] ? find_held_lock+0x35/0x1d0 [ 53.906484] ? avc_has_perm+0x35e/0x680 [ 53.906495] ? lock_downgrade+0x980/0x980 [ 53.906509] ? lock_release+0xa40/0xa40 [ 53.906516] ? check_noncircular+0x20/0x20 [ 53.906524] ? __pmd_alloc+0x4e0/0x4e0 [ 53.906532] ? __lockdep_init_map+0xe4/0x650 [ 53.906550] ? find_held_lock+0x35/0x1d0 [ 53.906569] ? avc_has_perm+0x43e/0x680 [ 53.906585] ? avc_has_perm_noaudit+0x520/0x520 [ 53.906609] ? __do_page_fault+0x5f7/0xc90 [ 53.906620] ? lock_downgrade+0x980/0x980 [ 53.906642] ? handle_mm_fault+0x410/0x8d0 [ 53.906649] ? down_read_trylock+0xdb/0x170 [ 53.906655] ? __do_page_fault+0x32d/0xc90 [ 53.906665] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 53.906674] ? vmacache_find+0x5f/0x280 [ 53.906691] ? sock_has_perm+0x2a4/0x420 [ 53.906704] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 53.906711] ? __do_page_fault+0x3d6/0xc90 [ 53.906724] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 53.906734] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 53.906775] sock_common_setsockopt+0x95/0xd0 [ 53.906791] SyS_setsockopt+0x189/0x360 [ 53.906807] ? SyS_recv+0x40/0x40 [ 53.906817] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 53.906829] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.906844] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.906864] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 53.906871] RIP: 0033:0x441889 [ 53.906875] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 53.906883] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 53.906888] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 53.906892] RBP: 00000000000065d0 R08: 00000000000002e0 R09: 0000000000000000 [ 53.906896] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 53.906900] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 53.906988] Mem-Info: [ 53.907008] active_anon:8386 inactive_anon:63 isolated_anon:0 [ 53.907008] active_file:13 inactive_file:13 isolated_file:0 [ 53.907008] unevictable:0 dirty:0 writeback:0 unstable:0 [ 53.907008] slab_reclaimable:8341 slab_unreclaimable:79659 [ 53.907008] mapped:2 shmem:70 pagetables:362 bounce:0 [ 53.907008] free:15815 free_pcp:43 free_cma:0 [ 53.907049] Node 0 active_anon:33544kB inactive_anon:252kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 24576kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 53.907052] 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 [ 53.907069] lowmem_reserve[]: 0 2868 6378 6378 [ 53.907082] Node 0 DMA32 free:28796kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:64kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.907104] lowmem_reserve[]: 0 0 3510 3510 [ 53.907116] Node 0 Normal free:18556kB min:37096kB low:46368kB high:55640kB active_anon:33372kB inactive_anon:252kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3360kB pagetables:1384kB bounce:0kB free_pcp:172kB local_pcp:140kB free_cma:0kB [ 53.907133] lowmem_reserve[]: 0 0 0 0 [ 53.907146] 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 [ 53.907203] Node 0 DMA32: 13*4kB (UM) 8*8kB (UME) 4*16kB (M) 8*32kB (ME) 5*64kB (UME) 6*128kB (ME) 3*256kB (UME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (M) = 28916kB [ 53.907265] Node 0 Normal: 241*4kB (ME) 195*8kB (UME) 143*16kB (M) 86*32kB (UME) 44*64kB (M) 32*128kB (M) 14*256kB (UM) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 18572kB [ 53.907325] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.907328] 96 total pagecache pages [ 53.907337] 0 pages in swap cache [ 53.907341] Swap cache stats: add 0, delete 0, find 0/0 [ 53.907344] Free swap = 0kB [ 53.907347] Total swap = 0kB [ 53.907349] 1965969 pages RAM [ 53.907352] 0 pages HighMem/MovableOnly [ 53.907355] 328405 pages reserved [ 56.187431] active_anon:9422 inactive_anon:63 isolated_anon:0 [ 56.187431] active_file:14 inactive_file:6 isolated_file:1 [ 56.187431] unevictable:0 dirty:0 writeback:15 unstable:0 [ 56.187431] slab_reclaimable:8343 slab_unreclaimable:79514 [ 56.187431] mapped:22 shmem:70 pagetables:361 bounce:0 [ 56.187431] free:24153 free_pcp:0 free_cma:0 [ 56.219491] Node 0 active_anon:37688kB inactive_anon:252kB active_file:56kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:88kB dirty:0kB writeback:60kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 24576kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 56.246479] 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 [ 56.272623] lowmem_reserve[]: 0 2868 6378 6378 [ 56.277207] Node 0 DMA32 free:43916kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:0kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:60kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 56.304917] lowmem_reserve[]: 0 0 3510 3510 [ 56.309285] Node 0 Normal free:36788kB min:37096kB low:46368kB high:55640kB active_anon:37516kB inactive_anon:252kB active_file:364kB inactive_file:40kB unevictable:0kB writepending:452kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3328kB pagetables:1384kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 56.338517] lowmem_reserve[]: 0 0 0 0 [ 56.342320] 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 [ 56.355887] Node 0 DMA32: 11*4kB (UM) 8*8kB (UME) 5*16kB (UM) 10*32kB (UME) 6*64kB (UME) 6*128kB (ME) 3*256kB (UME) 3*512kB (UME) 5*1024kB (UME) 3*2048kB (UME) 7*4096kB (UM) = 43900kB [ 56.372410] Node 0 Normal: 244*4kB (ME) 193*8kB (ME) 145*16kB (UME) 87*32kB (ME) 46*64kB (UME) 32*128kB (M) 15*256kB (UME) 2*512kB (ME) 1*1024kB (E) 4*2048kB (UE) 2*4096kB (U) = 36936kB [ 56.389123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 56.397697] 107 total pagecache pages [ 56.401495] 0 pages in swap cache [ 56.404932] Swap cache stats: add 0, delete 0, find 0/0 [ 56.410307] Free swap = 0kB [ 56.413325] Total swap = 0kB [ 56.416333] 1965969 pages RAM [ 56.419440] 0 pages HighMem/MovableOnly [ 56.423399] 328405 pages reserved [ 56.426837] Unreclaimable slab info: [ 56.430535] Name Used Total [ 56.436067] hashtab_node 118KB 119KB [ 56.441415] ebitmap_node 417KB 417KB [ 56.446764] avtab_node 1012KB 1013KB [ 56.452117] TIPC 1KB 7KB [ 56.457469] SCTPv6 2KB 4KB [ 56.462831] SCTP 32KB 32KB [ 56.468181] DCCPv6 2KB 7KB [ 56.473529] DCCP 2KB 6KB [ 56.478891] fib6_nodes 0KB 4KB [ 56.484267] ip6_dst_cache 6KB 11KB [ 56.489639] RAWv6 9KB 13KB [ 56.495038] UDPv6 12KB 14KB [ 56.500410] TCPv6 2KB 5KB [ 56.505774] sd_ext_cdb 0KB 3KB [ 56.511136] scsi_sense_cache 108KB 108KB [ 56.516509] virtio_scsi_cmd 16KB 16KB [ 56.521885] sgpool-128 8KB 8KB [ 56.527246] sgpool-64 4KB 6KB [ 56.532600] sgpool-32 157KB 157KB [ 56.537963] sgpool-16 63KB 63KB [ 56.543317] sgpool-8 195KB 195KB [ 56.548681] cfq_io_cq 19KB 19KB [ 56.554034] cfq_queue 30KB 30KB [ 56.559383] mqueue_inode_cache 1KB 7KB [ 56.564831] nfs_commit_data 3KB 7KB [ 56.570182] nfs_write_data 34KB 37KB [ 56.575532] jbd2_inode 1KB 3KB [ 56.580880] ext4_system_zone 0KB 3KB [ 56.586246] bio-1 1KB 3KB [ 56.591606] rpc_buffers 17KB 19KB [ 56.596966] rpc_tasks 2KB 3KB [ 56.602333] UNIX 784KB 784KB [ 56.607691] tcp_bind_bucket 0KB 4KB [ 56.613045] ip_fib_trie 0KB 3KB [ 56.618397] ip_fib_alias 0KB 3KB [ 56.623751] ip_dst_cache 4KB 7KB [ 56.629110] RAW 5KB 7KB [ 56.634461] UDP 29KB 31KB [ 56.639829] TCP 15KB 15KB [ 56.645206] hugetlbfs_inode_cache 1KB 7KB [ 56.650906] eventpoll_pwq 56KB 59KB [ 56.656255] eventpoll_epi 103KB 110KB [ 56.661609] inotify_inode_mark 3KB 3KB [ 56.667051] request_queue 31KB 45KB [ 56.672402] blkdev_ioc 27KB 27KB [ 56.677753] bio-0 345KB 345KB [ 56.683104] biovec-(1<<(21-12)) 561KB 561KB [ 56.688628] biovec-64 259KB 259KB [ 56.693976] biovec-16 30KB 30KB [ 56.699334] bio_integrity_payload 0KB 4KB [ 56.705047] khugepaged_mm_slot 1KB 7KB [ 56.710505] uid_cache 0KB 3KB [ 56.715856] dmaengine-unmap-2 0KB 3KB [ 56.721208] audit_buffer 0KB 3KB [ 56.726560] skbuff_fclone_cache 157KB 157KB [ 56.732089] skbuff_head_cache 1965KB 1965KB [ 56.737509] configfs_dir_cache 0KB 4KB [ 56.742949] file_lock_cache 160KB 162KB [ 56.748322] file_lock_ctx 1KB 3KB [ 56.753692] fsnotify_mark_connector 2KB 3KB [ 56.759588] shmem_inode_cache 1049KB 1050KB [ 56.764969] task_delay_info 348KB 355KB [ 56.770342] sigqueue 398KB 409KB [ 56.775714] kernfs_node_cache 3131KB 3138KB [ 56.781098] mnt_cache 15KB 20KB [ 56.786480] filp 7758KB 9675KB [ 56.791866] names_cache 101320KB 101358KB [ 56.797254] avc_node 37KB 39KB [ 56.802639] selinux_file_security 387KB 651KB [ 56.808354] selinux_inode_security 2220KB 2232KB [ 56.814165] key_jar 3KB 7KB [ 56.819530] nsproxy 0KB 3KB [ 56.824906] vm_area_struct 21072KB 21532KB [ 56.830287] mm_struct 4704KB 4820KB [ 56.835668] fs_cache 467KB 480KB [ 56.841047] files_cache 1758KB 1788KB [ 56.846428] signal_cache 2798KB 2839KB [ 56.851810] sighand_cache 240KB 388KB [ 56.857189] task_struct 11864KB 11913KB [ 56.862572] cred_jar 2346KB 2380KB [ 56.867953] anon_vma_chain 9286KB 9524KB [ 56.873334] anon_vma 140KB 392KB [ 56.878714] pid 242KB 248KB [ 56.884092] Acpi-Operand 312KB 792KB [ 56.889477] Acpi-Namespace 102KB 104KB [ 56.894861] numa_policy 0KB 3KB [ 56.900241] debug_objects_cache 718KB 722KB [ 56.905792] trace_event_file 148KB 151KB [ 56.911174] ftrace_event_field 258KB 259KB [ 56.916641] pool_workqueue 24KB 28KB [ 56.922084] page->ptl 3392KB 3458KB [ 56.927494] kmalloc-262144 1032KB 1032KB [ 56.932878] kmalloc-131072 650KB 650KB [ 56.938261] kmalloc-65536 264KB 264KB [ 56.943643] kmalloc-32768 825KB 825KB [ 56.949039] kmalloc-16384 181KB 181KB [ 56.954422] kmalloc-8192 478KB 478KB [ 56.959800] kmalloc-4096 3570KB 3604KB [ 56.965181] kmalloc-2048 4322KB 4322KB [ 56.970560] kmalloc-1024 4063KB 4063KB [ 56.975937] kmalloc-512 2820KB 2868KB [ 56.981316] kmalloc-256 1741KB 2685KB [ 56.986732] kmalloc-128 470KB 543KB [ 56.992957] kmalloc-96 370KB 396KB [ 57.017818] kmalloc-64 736KB 736KB [ 57.033414] kmalloc-32 1960KB 2815KB [ 57.041828] kmalloc-192 201KB 248KB [ 57.047996] kmem_cache 102KB 105KB [ 57.054981] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 57.065082] [ 2096] 0 2096 5550 327 90112 0 -1000 udevd [ 57.073284] [ 4008] 0 4008 14294 188 122880 0 0 rsyslogd [ 57.081718] [ 4059] 0 4059 4725 51 86016 0 0 cron [ 57.089801] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 57.098324] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 57.106416] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 57.114615] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 57.122793] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 57.130968] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 57.139172] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 57.147343] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 57.155521] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 57.163693] [ 4144] 0 4144 5681 454 81920 0 -1000 udevd [ 57.171863] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 57.180056] [ 4161] 0 4161 17821 199 184320 0 0 sshd [ 57.188140] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 57.197177] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 57.206210] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 57.215224] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 57.224249] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 57.233283] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 57.242302] [ 4169] 0 4169 289 14 32768 0 0 syzkaller408185 [ 57.251326] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 57.260361] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 57.269395] [ 4181] 0 4181 5681 454 81920 0 -1000 udevd [ 57.277563] [ 4197] 0 4197 4384 1038 40960 0 0 syzkaller408185 [ 57.286601] [ 4198] 0 4198 4384 1038 40960 0 0 syzkaller408185 [ 57.295620] [ 4199] 0 4199 4384 1038 40960 0 0 syzkaller408185 [ 57.304646] [ 4200] 0 4200 4384 1038 40960 0 0 syzkaller408185 [ 57.313681] [ 4201] 0 4201 4384 1038 40960 0 0 syzkaller408185 [ 57.322711] [ 4202] 0 4202 4384 1038 40960 0 0 syzkaller408185 [ 57.331731] [ 4203] 0 4203 4384 1038 40960 0 0 syzkaller408185 [ 57.340753] Out of memory: Kill process 4197 (syzkaller408185) score 0 or sacrifice child [ 57.349521] Killed process 4197 (syzkaller408185) total-vm:17536kB, anon-rss:4152kB, file-rss:0kB, shmem-rss:0kB [ 57.370463] oom_reaper: reaped process 4197 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.506592] oom_reaper: reaped process 4198 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.548242] oom_reaper: reaped process 4202 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.560169] oom_reaper: reaped process 4200 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.571146] oom_reaper: reaped process 4199 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.610898] oom_reaper: reaped process 4201 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.655438] syzkaller408185 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 57.669065] syzkaller408185 cpuset=/ mems_allowed=0 [ 57.674146] CPU: 0 PID: 4203 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 57.681230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.690556] Call Trace: [ 57.693122] dump_stack+0x194/0x257 [ 57.696724] ? arch_local_irq_restore+0x53/0x53 [ 57.701366] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 57.706535] dump_header+0x28c/0xe1e [ 57.710224] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 57.715384] ? print_irqtrace_events+0x270/0x270 [ 57.720114] ? pagefault_out_of_memory+0x152/0x152 [ 57.725029] ? check_noncircular+0x20/0x20 [ 57.729235] ? print_irqtrace_events+0x270/0x270 [ 57.733973] ? __lock_acquire+0x664/0x3e00 [ 57.738182] ? check_noncircular+0x20/0x20 [ 57.742391] ? find_held_lock+0x35/0x1d0 [ 57.746427] ? check_noncircular+0x20/0x20 [ 57.750630] ? task_will_free_mem+0x252/0xaa0 [ 57.755101] ? print_irqtrace_events+0x270/0x270 [ 57.759833] ? ___ratelimit+0x30d/0x630 [ 57.763778] ? lock_downgrade+0x980/0x980 [ 57.767913] ? lock_release+0xa40/0xa40 [ 57.771875] ? mark_held_locks+0xaf/0x100 [ 57.776011] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 57.781098] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 57.786091] ? trace_hardirqs_on+0xd/0x10 [ 57.790215] ? ___ratelimit+0x95/0x630 [ 57.794136] ? idr_get_free_cmn+0xfd0/0xfd0 [ 57.798428] ? check_noncircular+0x20/0x20 [ 57.802632] ? find_held_lock+0x138/0x1d0 [ 57.806757] oom_kill_process+0x8b5/0x14a0 [ 57.810975] ? has_ns_capability_noaudit+0x163/0x2a0 [ 57.816052] ? lock_downgrade+0x980/0x980 [ 57.820178] ? oom_evaluate_task+0x480/0x480 [ 57.824570] ? security_capable_noaudit+0x8b/0xc0 [ 57.829390] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 57.834464] ? has_capability+0x30/0x30 [ 57.838408] ? do_raw_spin_trylock+0x190/0x190 [ 57.842963] ? check_noncircular+0x20/0x20 [ 57.847173] ? has_capability_noaudit+0x24/0x30 [ 57.851826] ? oom_badness+0xd1/0x980 [ 57.855595] ? lock_release+0xa40/0xa40 [ 57.859540] ? do_try_to_free_pages+0xc53/0x1020 [ 57.864266] ? find_lock_task_mm+0x460/0x460 [ 57.868648] ? find_held_lock+0x35/0x1d0 [ 57.872703] ? out_of_memory+0xb3a/0x1220 [ 57.876834] ? lock_downgrade+0x980/0x980 [ 57.880964] ? lock_release+0xa40/0xa40 [ 57.884931] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 57.889853] ? oom_evaluate_task+0x284/0x480 [ 57.894238] out_of_memory+0x86d/0x1220 [ 57.898192] ? oom_killer_disable+0x310/0x310 [ 57.902658] ? mutex_trylock+0x23a/0x2d0 [ 57.906691] ? __lock_is_held+0xb6/0x140 [ 57.910723] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 57.916155] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 57.920998] ? warn_alloc+0x2b0/0x2b0 [ 57.924784] ? check_noncircular+0x20/0x20 [ 57.928998] ? switched_to_fair+0xb0/0xb0 [ 57.933119] ? __enqueue_entity+0x109/0x1e0 [ 57.937422] ? print_irqtrace_events+0x270/0x270 [ 57.942156] ? finish_task_switch+0x1d3/0x740 [ 57.946646] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 57.952510] ? __might_sleep+0x95/0x190 [ 57.956457] __alloc_pages_nodemask+0x9fb/0xd80 [ 57.961100] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 57.966093] ? __sched_text_start+0x8/0x8 [ 57.970214] ? mark_held_locks+0xaf/0x100 [ 57.974336] ? retint_kernel+0x10/0x10 [ 57.978218] ? __lock_is_held+0xb6/0x140 [ 57.982297] ? rcu_note_context_switch+0x710/0x710 [ 57.987218] alloc_pages_current+0xb6/0x1e0 [ 57.991533] __vmalloc_node_range+0x409/0x650 [ 57.996023] ? xt_alloc_table_info+0x64/0xe0 [ 58.000416] __vmalloc_node_flags_caller+0x50/0x60 [ 58.005318] ? xt_alloc_table_info+0x64/0xe0 [ 58.009711] kvmalloc_node+0x82/0xd0 [ 58.013398] xt_alloc_table_info+0x64/0xe0 [ 58.017608] do_ipt_set_ctl+0x29b/0x5f0 [ 58.021557] ? translate_compat_table+0x1b90/0x1b90 [ 58.026574] ? mutex_unlock+0xd/0x10 [ 58.030264] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 58.035513] nf_setsockopt+0x67/0xc0 [ 58.039203] ip_setsockopt+0xa1/0xb0 [ 58.042893] sctp_setsockopt+0x2a0/0x5de0 [ 58.047016] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 58.052706] ? __thp_get_unmapped_area+0x130/0x130 [ 58.057608] ? __lock_acquire+0x664/0x3e00 [ 58.061814] ? __lock_acquire+0x664/0x3e00 [ 58.066026] ? is_bpf_text_address+0xa4/0x120 [ 58.070511] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.075670] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.080858] ? check_noncircular+0x20/0x20 [ 58.085073] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.090235] ? save_stack+0xa3/0xd0 [ 58.093833] ? save_stack+0x43/0xd0 [ 58.097433] ? kasan_kmalloc+0xad/0xe0 [ 58.101298] ? kasan_slab_alloc+0x12/0x20 [ 58.105414] ? kmem_cache_alloc+0x12e/0x760 [ 58.109707] ? selinux_file_alloc_security+0xae/0x190 [ 58.114866] ? security_file_alloc+0x6d/0xa0 [ 58.119263] ? get_empty_filp+0x189/0x4f0 [ 58.123381] ? alloc_file+0x26/0x390 [ 58.127070] ? sock_alloc_file+0x1f3/0x560 [ 58.131290] ? sock_map_fd+0x34/0x90 [ 58.134976] ? SyS_socket+0x125/0x1d0 [ 58.138748] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.143659] ? kasan_slab_alloc+0x12/0x20 [ 58.147780] ? kmem_cache_alloc+0x12e/0x760 [ 58.152075] ? get_empty_filp+0xfb/0x4f0 [ 58.156104] ? alloc_file+0x26/0x390 [ 58.159785] ? sock_alloc_file+0x1f3/0x560 [ 58.163998] ? find_held_lock+0x35/0x1d0 [ 58.168038] ? avc_has_perm+0x35e/0x680 [ 58.171983] ? lock_downgrade+0x980/0x980 [ 58.176104] ? lock_release+0xa40/0xa40 [ 58.180046] ? check_noncircular+0x20/0x20 [ 58.184260] ? __pmd_alloc+0x4e0/0x4e0 [ 58.188140] ? __lockdep_init_map+0xe4/0x650 [ 58.192540] ? find_held_lock+0x35/0x1d0 [ 58.196592] ? avc_has_perm+0x43e/0x680 [ 58.200547] ? avc_has_perm_noaudit+0x520/0x520 [ 58.205195] ? __do_page_fault+0x5f7/0xc90 [ 58.209403] ? lock_downgrade+0x980/0x980 [ 58.213531] ? handle_mm_fault+0x410/0x8d0 [ 58.217734] ? down_read_trylock+0xdb/0x170 [ 58.222024] ? __do_page_fault+0x32d/0xc90 [ 58.226239] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 58.230793] ? vmacache_find+0x5f/0x280 [ 58.234744] ? sock_has_perm+0x2a4/0x420 [ 58.238777] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 58.244109] ? __do_page_fault+0x3d6/0xc90 [ 58.248318] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 58.254002] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 58.259267] sock_common_setsockopt+0x95/0xd0 [ 58.263738] SyS_setsockopt+0x189/0x360 [ 58.267686] ? SyS_recv+0x40/0x40 [ 58.271114] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 58.275928] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.280937] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.285668] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.290405] RIP: 0033:0x441889 [ 58.293575] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 58.301259] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 58.308504] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 58.315747] RBP: 000000000000a81c R08: 00000000000002e0 R09: 0000000000000000 [ 58.322987] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 58.330231] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 58.337981] Mem-Info: [ 58.340518] active_anon:3244 inactive_anon:63 isolated_anon:0 [ 58.340518] active_file:13 inactive_file:13 isolated_file:0 [ 58.340518] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.340518] slab_reclaimable:8360 slab_unreclaimable:79502 [ 58.340518] mapped:2 shmem:70 pagetables:348 bounce:0 [ 58.340518] free:15887 free_pcp:0 free_cma:0 [ 58.372538] Node 0 active_anon:12976kB inactive_anon:252kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 58.400756] 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 [ 58.427004] syzkaller408185: vmalloc: allocation failure, allocated 937418752 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 58.427090] syzkaller408185 cpuset=/ mems_allowed=0 [ 58.427111] CPU: 0 PID: 4202 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 58.427116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.427120] Call Trace: [ 58.427140] dump_stack+0x194/0x257 [ 58.427156] ? arch_local_irq_restore+0x53/0x53 [ 58.427163] ? idr_get_free_cmn+0xfd0/0xfd0 [ 58.427193] warn_alloc+0x19a/0x2b0 [ 58.427208] ? zone_watermark_ok_safe+0x400/0x400 [ 58.427238] ? rcu_note_context_switch+0x710/0x710 [ 58.427271] __vmalloc_node_range+0x482/0x650 [ 58.427299] ? xt_alloc_table_info+0x64/0xe0 [ 58.427309] __vmalloc_node_flags_caller+0x50/0x60 [ 58.427319] ? xt_alloc_table_info+0x64/0xe0 [ 58.427335] kvmalloc_node+0x82/0xd0 [ 58.427349] xt_alloc_table_info+0x64/0xe0 [ 58.427366] do_ipt_set_ctl+0x29b/0x5f0 [ 58.427382] ? translate_compat_table+0x1b90/0x1b90 [ 58.427415] ? mutex_unlock+0xd/0x10 [ 58.427426] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 58.427442] nf_setsockopt+0x67/0xc0 [ 58.427459] ip_setsockopt+0xa1/0xb0 [ 58.427476] sctp_setsockopt+0x2a0/0x5de0 [ 58.427493] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 58.427504] ? __thp_get_unmapped_area+0x130/0x130 [ 58.427513] ? __lock_acquire+0x664/0x3e00 [ 58.427521] ? __lock_acquire+0x664/0x3e00 [ 58.427538] ? is_bpf_text_address+0xa4/0x120 [ 58.427564] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.427573] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.427598] ? check_noncircular+0x20/0x20 [ 58.427606] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.427614] ? save_stack+0xa3/0xd0 [ 58.427625] ? save_stack+0x43/0xd0 [ 58.427631] ? kasan_kmalloc+0xad/0xe0 [ 58.427638] ? kasan_slab_alloc+0x12/0x20 [ 58.427644] ? kmem_cache_alloc+0x12e/0x760 [ 58.427655] ? selinux_file_alloc_security+0xae/0x190 [ 58.427664] ? security_file_alloc+0x6d/0xa0 [ 58.427675] ? get_empty_filp+0x189/0x4f0 [ 58.427682] ? alloc_file+0x26/0x390 [ 58.427689] ? sock_alloc_file+0x1f3/0x560 [ 58.427695] ? sock_map_fd+0x34/0x90 [ 58.427701] ? SyS_socket+0x125/0x1d0 [ 58.427711] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.427719] ? kasan_slab_alloc+0x12/0x20 [ 58.427725] ? kmem_cache_alloc+0x12e/0x760 [ 58.427732] ? get_empty_filp+0xfb/0x4f0 [ 58.427738] ? alloc_file+0x26/0x390 [ 58.427744] ? sock_alloc_file+0x1f3/0x560 [ 58.427757] ? find_held_lock+0x35/0x1d0 [ 58.427775] ? avc_has_perm+0x35e/0x680 [ 58.427783] ? lock_downgrade+0x980/0x980 [ 58.427795] ? lock_release+0xa40/0xa40 [ 58.427800] ? check_noncircular+0x20/0x20 [ 58.427806] ? __pmd_alloc+0x4e0/0x4e0 [ 58.427812] ? __lockdep_init_map+0xe4/0x650 [ 58.427827] ? find_held_lock+0x35/0x1d0 [ 58.427843] ? avc_has_perm+0x43e/0x680 [ 58.427856] ? avc_has_perm_noaudit+0x520/0x520 [ 58.427875] ? __do_page_fault+0x5f7/0xc90 [ 58.427884] ? lock_downgrade+0x980/0x980 [ 58.427904] ? handle_mm_fault+0x410/0x8d0 [ 58.427910] ? down_read_trylock+0xdb/0x170 [ 58.427917] ? __do_page_fault+0x32d/0xc90 [ 58.427940] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 58.427949] ? vmacache_find+0x5f/0x280 [ 58.427966] ? sock_has_perm+0x2a4/0x420 [ 58.427981] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 58.427988] ? __do_page_fault+0x3d6/0xc90 [ 58.428004] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 58.428015] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 58.428058] sock_common_setsockopt+0x95/0xd0 [ 58.428074] SyS_setsockopt+0x189/0x360 [ 58.428091] ? SyS_recv+0x40/0x40 [ 58.428102] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 58.428115] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.428130] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.428151] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.428158] RIP: 0033:0x441889 [ 58.428162] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 58.428171] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 58.428175] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 58.428180] RBP: 00000000000065da R08: 00000000000002e0 R09: 0000000000000000 [ 58.428184] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 58.428189] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 58.428244] Mem-Info: [ 58.428261] active_anon:3244 inactive_anon:63 isolated_anon:0 [ 58.428261] active_file:13 inactive_file:13 isolated_file:0 [ 58.428261] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.428261] slab_reclaimable:8358 slab_unreclaimable:79482 [ 58.428261] mapped:2 shmem:70 pagetables:348 bounce:0 [ 58.428261] free:15746 free_pcp:0 free_cma:0 [ 58.428275] Node 0 active_anon:12976kB inactive_anon:252kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 58.428277] 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 [ 58.428294] lowmem_reserve[]: 0 2868 6378 6378 [ 58.428306] Node 0 DMA32 free:28644kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:60kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 58.428319] lowmem_reserve[]: 0 0 3510 3510 [ 58.428330] Node 0 Normal free:18432kB min:37096kB low:46368kB high:55640kB active_anon:12804kB inactive_anon:252kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3328kB pagetables:1332kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 58.428346] lowmem_reserve[]: 0 0 0 0 [ 58.428360] 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 [ 58.428418] Node 0 DMA32: 11*4kB (UM) 8*8kB (UME) 5*16kB (UM) 9*32kB (UME) 4*64kB (ME) 7*128kB (UME) 2*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (M) = 28764kB executing program [ 58.428482] Node 0 Normal: 248*4kB (UME) 196*8kB (UME) 142*16kB (UM) 84*32kB (UME) 41*64kB (M) 31*128kB (UM) 11*256kB (UM) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 18464kB [ 58.428546] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 58.428549] 96 total pagecache pages [ 58.428559] 0 pages in swap cache [ 58.428563] Swap cache stats: add 0, delete 0, find 0/0 [ 58.428566] Free swap = 0kB [ 58.428569] Total swap = 0kB executing program executing program executing program executing program [ 58.428572] 1965969 pages RAM [ 58.428574] 0 pages HighMem/MovableOnly [ 58.428577] 328405 pages reserved [ 58.452753] syzkaller408185: vmalloc: allocation failure, allocated 938336256 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 58.452761] syzkaller408185 cpuset=/ mems_allowed=0 [ 58.452781] CPU: 1 PID: 4201 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 58.452785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.452789] Call Trace: [ 58.452811] dump_stack+0x194/0x257 [ 58.452827] ? arch_local_irq_restore+0x53/0x53 [ 58.452834] ? idr_get_free_cmn+0xfd0/0xfd0 [ 58.452865] warn_alloc+0x19a/0x2b0 [ 58.452879] ? zone_watermark_ok_safe+0x400/0x400 [ 58.452909] ? rcu_note_context_switch+0x710/0x710 [ 58.452939] __vmalloc_node_range+0x482/0x650 [ 58.452967] ? xt_alloc_table_info+0x64/0xe0 [ 58.452976] __vmalloc_node_flags_caller+0x50/0x60 [ 58.452986] ? xt_alloc_table_info+0x64/0xe0 [ 58.453007] kvmalloc_node+0x82/0xd0 [ 58.453020] xt_alloc_table_info+0x64/0xe0 [ 58.453036] do_ipt_set_ctl+0x29b/0x5f0 [ 58.453052] ? translate_compat_table+0x1b90/0x1b90 [ 58.453084] ? mutex_unlock+0xd/0x10 [ 58.453096] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 58.453112] nf_setsockopt+0x67/0xc0 [ 58.453130] ip_setsockopt+0xa1/0xb0 [ 58.453149] sctp_setsockopt+0x2a0/0x5de0 [ 58.453166] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 58.453179] ? __thp_get_unmapped_area+0x130/0x130 [ 58.453189] ? __lock_acquire+0x664/0x3e00 [ 58.453196] ? __lock_acquire+0x664/0x3e00 [ 58.453216] ? is_bpf_text_address+0xa4/0x120 [ 58.453241] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.453249] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.453273] ? check_noncircular+0x20/0x20 [ 58.453281] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.453288] ? save_stack+0xa3/0xd0 [ 58.453298] ? save_stack+0x43/0xd0 [ 58.453305] ? kasan_kmalloc+0xad/0xe0 [ 58.453311] ? kasan_slab_alloc+0x12/0x20 [ 58.453317] ? kmem_cache_alloc+0x12e/0x760 [ 58.453328] ? selinux_file_alloc_security+0xae/0x190 [ 58.453337] ? security_file_alloc+0x6d/0xa0 [ 58.453348] ? get_empty_filp+0x189/0x4f0 [ 58.453354] ? alloc_file+0x26/0x390 [ 58.453362] ? sock_alloc_file+0x1f3/0x560 [ 58.453367] ? sock_map_fd+0x34/0x90 [ 58.453374] ? SyS_socket+0x125/0x1d0 [ 58.453382] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.453390] ? kasan_slab_alloc+0x12/0x20 [ 58.453396] ? kmem_cache_alloc+0x12e/0x760 [ 58.453403] ? get_empty_filp+0xfb/0x4f0 [ 58.453409] ? alloc_file+0x26/0x390 [ 58.453415] ? sock_alloc_file+0x1f3/0x560 [ 58.453434] ? find_held_lock+0x35/0x1d0 [ 58.453455] ? avc_has_perm+0x35e/0x680 [ 58.453466] ? lock_downgrade+0x980/0x980 [ 58.453480] ? lock_release+0xa40/0xa40 [ 58.453486] ? check_noncircular+0x20/0x20 [ 58.453495] ? __pmd_alloc+0x4e0/0x4e0 [ 58.453502] ? __lockdep_init_map+0xe4/0x650 [ 58.453521] ? find_held_lock+0x35/0x1d0 [ 58.453540] ? avc_has_perm+0x43e/0x680 [ 58.453557] ? avc_has_perm_noaudit+0x520/0x520 [ 58.453582] ? __do_page_fault+0x5f7/0xc90 [ 58.453592] ? lock_downgrade+0x980/0x980 [ 58.453615] ? handle_mm_fault+0x410/0x8d0 [ 58.453621] ? down_read_trylock+0xdb/0x170 [ 58.453628] ? __do_page_fault+0x32d/0xc90 [ 58.453638] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 58.453648] ? vmacache_find+0x5f/0x280 [ 58.453663] ? sock_has_perm+0x2a4/0x420 [ 58.453677] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 58.453683] ? __do_page_fault+0x3d6/0xc90 [ 58.453696] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 58.453707] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 58.453751] sock_common_setsockopt+0x95/0xd0 [ 58.453766] SyS_setsockopt+0x189/0x360 [ 58.453782] ? SyS_recv+0x40/0x40 [ 58.453793] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 58.453805] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.453821] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.453842] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 58.453848] RIP: 0033:0x441889 [ 58.453852] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 58.453861] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 58.453865] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 58.453869] RBP: 00000000000065cf R08: 00000000000002e0 R09: 0000000000000000 [ 58.453874] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 58.453878] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 59.595167] syzkaller408185: vmalloc: allocation failure, allocated 964956160 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 59.595174] syzkaller408185 cpuset=/ mems_allowed=0 [ 59.595194] CPU: 0 PID: 4198 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 59.595198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 executing program [ 59.595201] Call Trace: [ 59.595223] dump_stack+0x194/0x257 [ 59.595238] ? arch_local_irq_restore+0x53/0x53 [ 59.595244] ? idr_get_free_cmn+0xfd0/0xfd0 [ 59.595271] warn_alloc+0x19a/0x2b0 [ 59.595284] ? zone_watermark_ok_safe+0x400/0x400 [ 59.595312] ? rcu_note_context_switch+0x710/0x710 [ 59.595342] __vmalloc_node_range+0x482/0x650 [ 59.595368] ? xt_alloc_table_info+0x64/0xe0 [ 59.595377] __vmalloc_node_flags_caller+0x50/0x60 [ 59.595385] ? xt_alloc_table_info+0x64/0xe0 [ 59.595401] kvmalloc_node+0x82/0xd0 [ 59.595415] xt_alloc_table_info+0x64/0xe0 [ 59.595429] do_ipt_set_ctl+0x29b/0x5f0 [ 59.595444] ? translate_compat_table+0x1b90/0x1b90 [ 59.595472] ? mutex_unlock+0xd/0x10 [ 59.595483] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 59.595497] nf_setsockopt+0x67/0xc0 [ 59.595513] ip_setsockopt+0xa1/0xb0 [ 59.595531] sctp_setsockopt+0x2a0/0x5de0 [ 59.595548] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 59.595559] ? __thp_get_unmapped_area+0x130/0x130 [ 59.595569] ? __lock_acquire+0x664/0x3e00 [ 59.595576] ? __lock_acquire+0x664/0x3e00 [ 59.595594] ? is_bpf_text_address+0xa4/0x120 [ 59.595618] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 59.595626] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 59.595648] ? check_noncircular+0x20/0x20 [ 59.595655] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 59.595662] ? save_stack+0xa3/0xd0 [ 59.595671] ? save_stack+0x43/0xd0 [ 59.595677] ? kasan_kmalloc+0xad/0xe0 [ 59.595684] ? kasan_slab_alloc+0x12/0x20 [ 59.595690] ? kmem_cache_alloc+0x12e/0x760 [ 59.595699] ? selinux_file_alloc_security+0xae/0x190 [ 59.595706] ? security_file_alloc+0x6d/0xa0 [ 59.595714] ? get_empty_filp+0x189/0x4f0 [ 59.595720] ? alloc_file+0x26/0x390 [ 59.595727] ? sock_alloc_file+0x1f3/0x560 [ 59.595732] ? sock_map_fd+0x34/0x90 [ 59.595737] ? SyS_socket+0x125/0x1d0 [ 59.595746] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 59.595754] ? kasan_slab_alloc+0x12/0x20 [ 59.595759] ? kmem_cache_alloc+0x12e/0x760 [ 59.595765] ? get_empty_filp+0xfb/0x4f0 [ 59.595771] ? alloc_file+0x26/0x390 [ 59.595776] ? sock_alloc_file+0x1f3/0x560 [ 59.595789] ? find_held_lock+0x35/0x1d0 [ 59.595808] ? avc_has_perm+0x35e/0x680 [ 59.595818] ? lock_downgrade+0x980/0x980 [ 59.595832] ? lock_release+0xa40/0xa40 [ 59.595838] ? check_noncircular+0x20/0x20 [ 59.595844] ? __pmd_alloc+0x4e0/0x4e0 [ 59.595851] ? __lockdep_init_map+0xe4/0x650 [ 59.595868] ? find_held_lock+0x35/0x1d0 [ 59.595891] ? avc_has_perm+0x43e/0x680 [ 59.595906] ? avc_has_perm_noaudit+0x520/0x520 [ 59.595929] ? __do_page_fault+0x5f7/0xc90 [ 59.595938] ? lock_downgrade+0x980/0x980 [ 59.595959] ? handle_mm_fault+0x410/0x8d0 [ 59.595965] ? down_read_trylock+0xdb/0x170 [ 59.595971] ? __do_page_fault+0x32d/0xc90 [ 59.595981] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 59.595990] ? vmacache_find+0x5f/0x280 [ 59.596008] ? sock_has_perm+0x2a4/0x420 [ 59.596022] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 59.596029] ? __do_page_fault+0x3d6/0xc90 [ 59.596041] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 59.596051] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 59.596091] sock_common_setsockopt+0x95/0xd0 [ 59.596104] SyS_setsockopt+0x189/0x360 [ 59.596119] ? SyS_recv+0x40/0x40 [ 59.596129] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 59.596141] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 59.596152] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.596171] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 59.596177] RIP: 0033:0x441889 [ 59.596180] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 59.596188] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 59.596192] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 59.596195] RBP: 00000000000065ba R08: 00000000000002e0 R09: 0000000000000000 [ 59.596199] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 59.596203] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 59.596286] warn_alloc_show_mem: 1 callbacks suppressed [ 59.596288] Mem-Info: [ 59.596306] active_anon:3244 inactive_anon:63 isolated_anon:0 [ 59.596306] active_file:13 inactive_file:13 isolated_file:0 [ 59.596306] unevictable:0 dirty:0 writeback:0 unstable:0 [ 59.596306] slab_reclaimable:8358 slab_unreclaimable:79482 [ 59.596306] mapped:2 shmem:70 pagetables:348 bounce:0 [ 59.596306] free:464810 free_pcp:693 free_cma:0 [ 59.596320] Node 0 active_anon:12976kB inactive_anon:252kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 59.596323] 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 [ 59.596339] lowmem_reserve[]: 0 2868 6378 6378 [ 59.596352] Node 0 DMA32 free:859740kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:60kB bounce:0kB free_pcp:1348kB local_pcp:728kB free_cma:0kB [ 59.596368] lowmem_reserve[]: 0 0 3510 3510 [ 59.596380] Node 0 Normal free:983592kB min:37096kB low:46368kB high:55640kB active_anon:12804kB inactive_anon:252kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3328kB pagetables:1332kB bounce:0kB free_pcp:1400kB local_pcp:716kB free_cma:0kB [ 59.596396] lowmem_reserve[]: 0 0 0 0 [ 59.596408] 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 [ 59.596461] Node 0 DMA32: 6294*4kB (UM) 6731*8kB (UME) 6106*16kB (UM) 5812*32kB (UME) 4787*64kB (UME) 523*128kB (UME) 114*256kB (UME) 72*512kB (UME) 35*1024kB (UME) 3*2048kB (UME) 4*4096kB (M) = 860432kB [ 59.596520] Node 0 Normal: 5926*4kB (UME) 6759*8kB (UME) 6848*16kB (UM) 6059*32kB (UME) 5093*64kB (UM) 1002*128kB (UM) 219*256kB (UM) 89*512kB (U) 40*1024kB (U) 3*2048kB (U) 0*4096kB = 984176kB [ 59.596580] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 59.596583] 96 total pagecache pages [ 59.596592] 0 pages in swap cache [ 59.596596] Swap cache stats: add 0, delete 0, find 0/0 [ 59.596598] Free swap = 0kB [ 59.596601] Total swap = 0kB [ 59.596603] 1965969 pages RAM [ 59.596606] 0 pages HighMem/MovableOnly [ 59.596608] 328405 pages reserved [ 59.614311] syzkaller408185: vmalloc: allocation failure, allocated 1048981504 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 59.614317] syzkaller408185 cpuset=/ mems_allowed=0 [ 59.614337] CPU: 1 PID: 4199 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 59.614341] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.614344] Call Trace: [ 59.614365] dump_stack+0x194/0x257 [ 59.614384] ? arch_local_irq_restore+0x53/0x53 [ 59.614391] ? idr_get_free_cmn+0xfd0/0xfd0 [ 59.614420] warn_alloc+0x19a/0x2b0 [ 59.614433] ? zone_watermark_ok_safe+0x400/0x400 [ 59.614483] __vmalloc_node_range+0x482/0x650 [ 59.614509] ? xt_alloc_table_info+0x64/0xe0 [ 59.614518] __vmalloc_node_flags_caller+0x50/0x60 [ 59.614527] ? xt_alloc_table_info+0x64/0xe0 [ 59.614544] kvmalloc_node+0x82/0xd0 [ 59.614557] xt_alloc_table_info+0x64/0xe0 [ 59.614573] do_ipt_set_ctl+0x29b/0x5f0 [ 59.614588] ? translate_compat_table+0x1b90/0x1b90 [ 59.614620] ? mutex_unlock+0xd/0x10 [ 59.614631] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 59.614646] nf_setsockopt+0x67/0xc0 [ 59.614663] ip_setsockopt+0xa1/0xb0 [ 59.614681] sctp_setsockopt+0x2a0/0x5de0 [ 59.614697] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 59.614709] ? __thp_get_unmapped_area+0x130/0x130 [ 59.614719] ? __lock_acquire+0x664/0x3e00 [ 59.614726] ? __lock_acquire+0x664/0x3e00 [ 59.614745] ? is_bpf_text_address+0xa4/0x120 [ 59.614768] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 59.614776] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 59.614800] ? check_noncircular+0x20/0x20 [ 59.614808] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 59.614815] ? save_stack+0xa3/0xd0 [ 59.614825] ? save_stack+0x43/0xd0 [ 59.614831] ? kasan_kmalloc+0xad/0xe0 [ 59.614837] ? kasan_slab_alloc+0x12/0x20 [ 59.614843] ? kmem_cache_alloc+0x12e/0x760 executing program [ 59.614855] ? selinux_file_alloc_security+0xae/0x190 [ 59.614863] ? security_file_alloc+0x6d/0xa0 [ 59.614874] ? get_empty_filp+0x189/0x4f0 [ 59.614880] ? alloc_file+0x26/0x390 [ 59.614887] ? sock_alloc_file+0x1f3/0x560 [ 59.614893] ? sock_map_fd+0x34/0x90 [ 59.614899] ? SyS_socket+0x125/0x1d0 [ 59.614908] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 59.614915] ? kasan_slab_alloc+0x12/0x20 [ 59.614921] ? kmem_cache_alloc+0x12e/0x760 [ 59.614927] ? get_empty_filp+0xfb/0x4f0 [ 59.614934] ? alloc_file+0x26/0x390 [ 59.614939] ? sock_alloc_file+0x1f3/0x560 [ 59.614953] ? find_held_lock+0x35/0x1d0 [ 59.614974] ? avc_has_perm+0x35e/0x680 [ 59.614984] ? lock_downgrade+0x980/0x980 [ 59.614998] ? lock_release+0xa40/0xa40 [ 59.615008] ? check_noncircular+0x20/0x20 [ 59.615017] ? __pmd_alloc+0x4e0/0x4e0 [ 59.615024] ? __lockdep_init_map+0xe4/0x650 [ 59.615041] ? find_held_lock+0x35/0x1d0 [ 59.615057] ? avc_has_perm+0x43e/0x680 [ 59.615074] ? avc_has_perm_noaudit+0x520/0x520 [ 59.615109] ? __do_page_fault+0x5f7/0xc90 [ 59.615119] ? lock_downgrade+0x980/0x980 [ 59.615140] ? handle_mm_fault+0x410/0x8d0 executing program [ 59.615146] ? down_read_trylock+0xdb/0x170 [ 59.615153] ? __do_page_fault+0x32d/0xc90 [ 59.615163] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 59.615172] ? vmacache_find+0x5f/0x280 [ 59.615188] ? sock_has_perm+0x2a4/0x420 [ 59.615201] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 59.615208] ? __do_page_fault+0x3d6/0xc90 [ 59.615219] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 59.615230] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 59.615272] sock_common_setsockopt+0x95/0xd0 [ 59.615287] SyS_setsockopt+0x189/0x360 [ 59.615303] ? SyS_recv+0x40/0x40 [ 59.615314] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 59.615326] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 59.615340] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.615360] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 59.615367] RIP: 0033:0x441889 [ 59.615371] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 59.615382] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 59.615386] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 59.615391] RBP: 00000000000065cd R08: 00000000000002e0 R09: 0000000000000000 [ 59.615396] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 59.615400] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 60.784376] syzkaller408185: vmalloc: allocation failure, allocated 1023655936 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 60.784383] syzkaller408185 cpuset=/ mems_allowed=0 [ 60.784401] CPU: 0 PID: 4200 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 60.784405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.784408] Call Trace: [ 60.784425] dump_stack+0x194/0x257 [ 60.784438] ? arch_local_irq_restore+0x53/0x53 [ 60.784445] ? idr_get_free_cmn+0xfd0/0xfd0 [ 60.784473] warn_alloc+0x19a/0x2b0 [ 60.784486] ? zone_watermark_ok_safe+0x400/0x400 [ 60.784513] ? rcu_note_context_switch+0x710/0x710 [ 60.784542] __vmalloc_node_range+0x482/0x650 [ 60.784568] ? xt_alloc_table_info+0x64/0xe0 [ 60.784577] __vmalloc_node_flags_caller+0x50/0x60 [ 60.784585] ? xt_alloc_table_info+0x64/0xe0 [ 60.784601] kvmalloc_node+0x82/0xd0 [ 60.784613] xt_alloc_table_info+0x64/0xe0 [ 60.784628] do_ipt_set_ctl+0x29b/0x5f0 [ 60.784643] ? translate_compat_table+0x1b90/0x1b90 [ 60.784672] ? mutex_unlock+0xd/0x10 [ 60.784682] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 60.784697] nf_setsockopt+0x67/0xc0 [ 60.784713] ip_setsockopt+0xa1/0xb0 [ 60.784731] sctp_setsockopt+0x2a0/0x5de0 [ 60.784747] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 60.784758] ? __thp_get_unmapped_area+0x130/0x130 [ 60.784767] ? __lock_acquire+0x664/0x3e00 [ 60.784775] ? __lock_acquire+0x664/0x3e00 [ 60.784792] ? is_bpf_text_address+0xa4/0x120 [ 60.784815] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.784822] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.784850] ? check_noncircular+0x20/0x20 [ 60.784858] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.784864] ? save_stack+0xa3/0xd0 [ 60.784873] ? save_stack+0x43/0xd0 [ 60.784880] ? kasan_kmalloc+0xad/0xe0 [ 60.784885] ? kasan_slab_alloc+0x12/0x20 [ 60.784891] ? kmem_cache_alloc+0x12e/0x760 [ 60.784902] ? selinux_file_alloc_security+0xae/0x190 [ 60.784910] ? security_file_alloc+0x6d/0xa0 [ 60.784920] ? get_empty_filp+0x189/0x4f0 [ 60.784926] ? alloc_file+0x26/0x390 [ 60.784933] ? sock_alloc_file+0x1f3/0x560 [ 60.784938] ? sock_map_fd+0x34/0x90 [ 60.784944] ? SyS_socket+0x125/0x1d0 [ 60.784951] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 60.784958] ? kasan_slab_alloc+0x12/0x20 [ 60.784963] ? kmem_cache_alloc+0x12e/0x760 [ 60.784969] ? get_empty_filp+0xfb/0x4f0 [ 60.784975] ? alloc_file+0x26/0x390 [ 60.784981] ? sock_alloc_file+0x1f3/0x560 [ 60.784994] ? find_held_lock+0x35/0x1d0 [ 60.785019] ? avc_has_perm+0x35e/0x680 [ 60.785030] ? lock_downgrade+0x980/0x980 [ 60.785043] ? lock_release+0xa40/0xa40 [ 60.785049] ? check_noncircular+0x20/0x20 [ 60.785057] ? __pmd_alloc+0x4e0/0x4e0 [ 60.785064] ? __lockdep_init_map+0xe4/0x650 [ 60.785081] ? find_held_lock+0x35/0x1d0 [ 60.785100] ? avc_has_perm+0x43e/0x680 [ 60.785114] ? avc_has_perm_noaudit+0x520/0x520 [ 60.785137] ? __do_page_fault+0x5f7/0xc90 [ 60.785146] ? lock_downgrade+0x980/0x980 [ 60.785168] ? handle_mm_fault+0x410/0x8d0 [ 60.785174] ? down_read_trylock+0xdb/0x170 [ 60.785180] ? __do_page_fault+0x32d/0xc90 [ 60.785189] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 60.785197] ? vmacache_find+0x5f/0x280 [ 60.785212] ? sock_has_perm+0x2a4/0x420 [ 60.785226] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 60.785232] ? __do_page_fault+0x3d6/0xc90 [ 60.785244] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 60.785254] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 60.785292] sock_common_setsockopt+0x95/0xd0 [ 60.785307] SyS_setsockopt+0x189/0x360 [ 60.785322] ? SyS_recv+0x40/0x40 [ 60.785332] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 60.785343] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.785357] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 60.785376] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 60.785382] RIP: 0033:0x441889 [ 60.785386] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 60.785393] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 60.785397] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 60.785401] RBP: 00000000000065bd R08: 00000000000002e0 R09: 0000000000000000 [ 60.785405] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 60.785410] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 60.785462] warn_alloc_show_mem: 1 callbacks suppressed [ 60.785465] Mem-Info: [ 60.785481] active_anon:3244 inactive_anon:63 isolated_anon:0 [ 60.785481] active_file:13 inactive_file:38 isolated_file:0 [ 60.785481] unevictable:0 dirty:0 writeback:0 unstable:0 [ 60.785481] slab_reclaimable:8358 slab_unreclaimable:79482 [ 60.785481] mapped:2 shmem:70 pagetables:348 bounce:0 [ 60.785481] free:936932 free_pcp:737 free_cma:0 [ 60.785495] Node 0 active_anon:12976kB inactive_anon:252kB active_file:52kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 60.785498] 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 [ 60.785515] lowmem_reserve[]: 0 2868 6378 6378 [ 60.785528] Node 0 DMA32 free:1765932kB min:30316kB low:37892kB high:45468kB active_anon:172kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:60kB bounce:0kB free_pcp:1328kB local_pcp:708kB free_cma:0kB [ 60.785545] lowmem_reserve[]: 0 0 3510 3510 [ 60.785557] Node 0 Normal free:1965888kB min:37096kB low:46368kB high:55640kB active_anon:12804kB inactive_anon:252kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3328kB pagetables:1332kB bounce:0kB free_pcp:1596kB local_pcp:916kB free_cma:0kB [ 60.785573] lowmem_reserve[]: 0 0 0 0 [ 60.785584] 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 [ 60.785637] Node 0 DMA32: 7375*4kB (UM) 8526*8kB (UME) 8377*16kB (UM) 8181*32kB (UME) 6548*64kB (UME) 1437*128kB (UME) 460*256kB (UME) 367*512kB (UME) 210*1024kB (UME) 51*2048kB (UME) 11*4096kB (UM) = 1766748kB [ 60.785865] Node 0 Normal: 6351*4kB (UM) 7463*8kB (UME) 8340*16kB (UME) 7736*32kB (UM) 6858*64kB (UME) 2444*128kB (UME) 842*256kB (UME) 412*512kB (UE) 210*1024kB (UE) 48*2048kB (UE) 2*4096kB (U) = 1965876kB [ 60.785926] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 60.785929] 133 total pagecache pages [ 60.785937] 0 pages in swap cache [ 60.785942] Swap cache stats: add 0, delete 0, find 0/0 [ 60.785944] Free swap = 0kB [ 60.785947] Total swap = 0kB [ 60.785950] 1965969 pages RAM [ 60.785953] 0 pages HighMem/MovableOnly [ 60.785955] 328405 pages reserved [ 62.367456] modprobe (4181) used greatest stack depth: 14128 bytes left [ 63.856988] syzkaller408185: vmalloc: allocation failure, allocated 3136221184 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 63.856994] syzkaller408185 cpuset=/ mems_allowed=0 [ 63.857051] CPU: 1 PID: 4197 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 63.857055] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 63.857058] Call Trace: [ 63.857078] dump_stack+0x194/0x257 [ 63.857092] ? arch_local_irq_restore+0x53/0x53 [ 63.857098] ? idr_get_free_cmn+0xfd0/0xfd0 [ 63.857124] warn_alloc+0x19a/0x2b0 [ 63.857137] ? zone_watermark_ok_safe+0x400/0x400 [ 63.857164] ? rcu_note_context_switch+0x710/0x710 [ 63.857192] __vmalloc_node_range+0x482/0x650 [ 63.857221] ? xt_alloc_table_info+0x64/0xe0 [ 63.857230] __vmalloc_node_flags_caller+0x50/0x60 [ 63.857238] ? xt_alloc_table_info+0x64/0xe0 [ 63.857252] kvmalloc_node+0x82/0xd0 [ 63.857265] xt_alloc_table_info+0x64/0xe0 [ 63.857278] do_ipt_set_ctl+0x29b/0x5f0 [ 63.857293] ? translate_compat_table+0x1b90/0x1b90 [ 63.857320] ? mutex_unlock+0xd/0x10 [ 63.857329] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 63.857344] nf_setsockopt+0x67/0xc0 [ 63.857359] ip_setsockopt+0xa1/0xb0 [ 63.857374] sctp_setsockopt+0x2a0/0x5de0 [ 63.857390] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 63.857400] ? __thp_get_unmapped_area+0x130/0x130 [ 63.857408] ? __lock_acquire+0x664/0x3e00 [ 63.857415] ? __lock_acquire+0x664/0x3e00 [ 63.857431] ? is_bpf_text_address+0xa4/0x120 [ 63.857453] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 63.857460] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 63.857483] ? check_noncircular+0x20/0x20 [ 63.857490] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 63.857497] ? save_stack+0xa3/0xd0 [ 63.857507] ? save_stack+0x43/0xd0 [ 63.857512] ? kasan_kmalloc+0xad/0xe0 [ 63.857518] ? kasan_slab_alloc+0x12/0x20 [ 63.857524] ? kmem_cache_alloc+0x12e/0x760 [ 63.857535] ? selinux_file_alloc_security+0xae/0x190 [ 63.857543] ? security_file_alloc+0x6d/0xa0 [ 63.857551] ? get_empty_filp+0x189/0x4f0 [ 63.857556] ? alloc_file+0x26/0x390 [ 63.857563] ? sock_alloc_file+0x1f3/0x560 [ 63.857569] ? sock_map_fd+0x34/0x90 [ 63.857574] ? SyS_socket+0x125/0x1d0 [ 63.857581] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 63.857588] ? kasan_slab_alloc+0x12/0x20 [ 63.857594] ? kmem_cache_alloc+0x12e/0x760 [ 63.857600] ? get_empty_filp+0xfb/0x4f0 [ 63.857606] ? alloc_file+0x26/0x390 [ 63.857611] ? sock_alloc_file+0x1f3/0x560 [ 63.857625] ? find_held_lock+0x35/0x1d0 [ 63.857644] ? avc_has_perm+0x35e/0x680 [ 63.857654] ? lock_downgrade+0x980/0x980 [ 63.857667] ? lock_release+0xa40/0xa40 [ 63.857673] ? check_noncircular+0x20/0x20 [ 63.857679] ? __pmd_alloc+0x4e0/0x4e0 [ 63.857687] ? __lockdep_init_map+0xe4/0x650 [ 63.857704] ? find_held_lock+0x35/0x1d0 [ 63.857722] ? avc_has_perm+0x43e/0x680 [ 63.857736] ? avc_has_perm_noaudit+0x520/0x520 [ 63.857758] ? __do_page_fault+0x5f7/0xc90 [ 63.857767] ? lock_downgrade+0x980/0x980 [ 63.857788] ? handle_mm_fault+0x410/0x8d0 [ 63.857794] ? down_read_trylock+0xdb/0x170 [ 63.857800] ? __do_page_fault+0x32d/0xc90 [ 63.857810] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 63.857817] ? vmacache_find+0x5f/0x280 [ 63.857832] ? sock_has_perm+0x2a4/0x420 [ 63.857844] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 63.857851] ? __do_page_fault+0x3d6/0xc90 [ 63.857861] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 63.857871] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 63.857908] sock_common_setsockopt+0x95/0xd0 [ 63.857923] SyS_setsockopt+0x189/0x360 [ 63.857937] ? SyS_recv+0x40/0x40 [ 63.857947] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 63.857958] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 63.857970] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 63.857989] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 63.857996] RIP: 0033:0x441889 [ 63.857999] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 63.858010] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 63.858015] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 63.858018] RBP: 00000000000065bc R08: 00000000000002e0 R09: 0000000000000000 [ 63.858023] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 63.858027] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 63.858088] Mem-Info: [ 63.858105] active_anon:8380 inactive_anon:64 isolated_anon:0 [ 63.858105] active_file:52 inactive_file:20 isolated_file:0 [ 63.858105] unevictable:0 dirty:41 writeback:0 unstable:0 [ 63.858105] slab_reclaimable:8397 slab_unreclaimable:79214 [ 63.858105] mapped:32 shmem:70 pagetables:347 bounce:0 [ 63.858105] free:17707 free_pcp:188 free_cma:0 [ 63.858118] Node 0 active_anon:33520kB inactive_anon:256kB active_file:208kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:128kB dirty:164kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 24576kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 63.858121] 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 [ 63.858137] lowmem_reserve[]: 0 2868 6378 6378 [ 63.858150] Node 0 DMA32 free:28896kB min:30316kB low:37892kB high:45468kB active_anon:4252kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:24kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 63.858166] lowmem_reserve[]: 0 0 3510 3510 [ 63.858178] Node 0 Normal free:26024kB min:37096kB low:46368kB high:55640kB active_anon:29268kB inactive_anon:256kB active_file:92kB inactive_file:360kB unevictable:0kB writepending:264kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3328kB pagetables:1364kB bounce:0kB free_pcp:632kB local_pcp:628kB free_cma:0kB [ 63.858194] lowmem_reserve[]: 0 0 0 0 [ 63.858206] 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 [ 63.858262] Node 0 DMA32: 8*4kB (M) 8*8kB (ME) 5*16kB (M) 8*32kB (ME) 5*64kB (UME) 7*128kB (UME) 3*256kB (UME) 2*512kB (ME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (UM) = 29040kB [ 63.858318] Node 0 Normal: 332*4kB (UME) 245*8kB (UME) 325*16kB (UM) 183*32kB (UME) 47*64kB (UME) 30*128kB (M) 11*256kB (ME) 1*512kB (E) 2*1024kB (UE) 0*2048kB 0*4096kB = 26568kB [ 63.858376] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 63.858378] 176 total pagecache pages [ 63.858386] 0 pages in swap cache [ 63.858391] Swap cache stats: add 0, delete 0, find 0/0 [ 63.858393] Free swap = 0kB [ 63.858396] Total swap = 0kB [ 63.858399] 1965969 pages RAM [ 63.858401] 0 pages HighMem/MovableOnly [ 63.858403] 328405 pages reserved [ 68.197831] lowmem_reserve[]: 0 2868 6378 6378 [ 68.205307] Node 0 DMA32 free:44256kB min:30316kB low:37892kB high:45468kB active_anon:8348kB inactive_anon:0kB active_file:0kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:24kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 68.234660] lowmem_reserve[]: 0 0 3510 3510 [ 68.240596] Node 0 Normal free:36236kB min:37096kB low:46368kB high:55640kB active_anon:29288kB inactive_anon:256kB active_file:148kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3296kB pagetables:1356kB bounce:0kB free_pcp:188kB local_pcp:120kB free_cma:0kB [ 68.270456] lowmem_reserve[]: 0 0 0 0 [ 68.275123] 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 [ 68.288802] Node 0 DMA32: 10*4kB (UME) 7*8kB (M) 6*16kB (UM) 9*32kB (UME) 4*64kB (ME) 6*128kB (ME) 3*256kB (UME) 2*512kB (ME) 10*1024kB (UME) 5*2048kB (UME) 5*4096kB (UM) = 44256kB [ 68.305169] Node 0 Normal: 233*4kB (UME) 179*8kB (ME) 137*16kB (UME) 82*32kB (UME) 42*64kB (ME) 30*128kB (M) 12*256kB (UME) 22*512kB (UE) 8*1024kB (UE) 0*2048kB 0*4096kB = 36236kB [ 68.321455] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 68.330059] 104 total pagecache pages [ 68.333884] 0 pages in swap cache [ 68.338251] Swap cache stats: add 0, delete 0, find 0/0 [ 68.343642] Free swap = 0kB [ 68.346682] Total swap = 0kB [ 68.349714] 1965969 pages RAM [ 68.352833] 0 pages HighMem/MovableOnly [ 68.356818] 328405 pages reserved [ 68.360283] Unreclaimable slab info: [ 68.364036] Name Used Total [ 68.369597] hashtab_node 118KB 119KB [ 68.374977] ebitmap_node 419KB 421KB [ 68.380359] avtab_node 1012KB 1013KB [ 68.385750] TIPC 1KB 7KB [ 68.391135] SCTPv6 2KB 4KB [ 68.396515] SCTP 41KB 43KB [ 68.401922] DCCPv6 2KB 7KB [ 68.407309] DCCP 2KB 6KB [ 68.412807] fib6_nodes 0KB 4KB [ 68.418190] ip6_dst_cache 6KB 11KB [ 68.423564] RAWv6 9KB 13KB [ 68.428940] UDPv6 12KB 14KB [ 68.434325] TCPv6 2KB 5KB [ 68.439723] sd_ext_cdb 0KB 3KB [ 68.445089] scsi_sense_cache 148KB 148KB [ 68.450462] virtio_scsi_cmd 16KB 16KB [ 68.455845] sgpool-128 8KB 8KB [ 68.461225] sgpool-64 4KB 6KB [ 68.466615] sgpool-32 220KB 220KB [ 68.471999] sgpool-16 71KB 71KB [ 68.477405] sgpool-8 270KB 270KB [ 68.482786] cfq_io_cq 19KB 19KB [ 68.488160] cfq_queue 33KB 34KB [ 68.493528] mqueue_inode_cache 1KB 7KB [ 68.498997] nfs_commit_data 3KB 7KB [ 68.504379] nfs_write_data 34KB 37KB [ 68.509768] jbd2_inode 1KB 3KB [ 68.515165] ext4_system_zone 0KB 3KB [ 68.520560] bio-1 1KB 3KB [ 68.525952] rpc_buffers 17KB 19KB [ 68.531332] rpc_tasks 2KB 3KB [ 68.536714] UNIX 780KB 784KB [ 68.542098] tcp_bind_bucket 0KB 4KB [ 68.547487] ip_fib_trie 0KB 3KB [ 68.552867] ip_fib_alias 0KB 3KB [ 68.558254] ip_dst_cache 4KB 7KB [ 68.563640] RAW 5KB 7KB [ 68.569036] UDP 29KB 31KB [ 68.574420] TCP 13KB 15KB [ 68.579803] hugetlbfs_inode_cache 1KB 7KB [ 68.585539] eventpoll_pwq 56KB 59KB [ 68.590923] eventpoll_epi 103KB 110KB [ 68.596368] inotify_inode_mark 3KB 3KB [ 68.605771] request_queue 31KB 33KB [ 68.612766] blkdev_ioc 27KB 27KB [ 68.618569] bio-0 450KB 450KB [ 68.623940] biovec-(1<<(21-12)) 577KB 577KB [ 68.629467] biovec-64 354KB 354KB [ 68.634819] biovec-16 30KB 30KB [ 68.640177] bio_integrity_payload 0KB 4KB [ 68.645877] khugepaged_mm_slot 6KB 7KB [ 68.651317] uid_cache 0KB 3KB [ 68.656676] dmaengine-unmap-2 0KB 3KB [ 68.662034] audit_buffer 0KB 3KB [ 68.667387] skbuff_fclone_cache 157KB 157KB [ 68.672909] skbuff_head_cache 1968KB 1968KB [ 68.678257] configfs_dir_cache 0KB 4KB [ 68.683695] file_lock_cache 160KB 162KB [ 68.689046] file_lock_ctx 1KB 3KB [ 68.694401] fsnotify_mark_connector 2KB 3KB [ 68.700273] shmem_inode_cache 1050KB 1050KB [ 68.705626] task_delay_info 351KB 355KB [ 68.710977] sigqueue 393KB 409KB [ 68.716354] kernfs_node_cache 3131KB 3138KB [ 68.721742] mnt_cache 15KB 20KB [ 68.727550] filp 7730KB 9671KB [ 68.733697] names_cache 100533KB 100563KB [ 68.739851] avc_node 37KB 39KB [ 68.745972] selinux_file_security 386KB 651KB [ 68.752444] selinux_inode_security 2226KB 2232KB [ 68.759079] key_jar 3KB 7KB [ 68.764924] nsproxy 0KB 3KB [ 68.770420] vm_area_struct 20915KB 21462KB [ 68.775802] mm_struct 4700KB 4820KB [ 68.781170] fs_cache 466KB 480KB [ 68.786571] files_cache 1768KB 1785KB [ 68.791958] signal_cache 2774KB 2839KB [ 68.797328] sighand_cache 263KB 388KB [ 68.802703] task_struct 11753KB 11809KB [ 68.808085] cred_jar 2342KB 2380KB [ 68.813463] anon_vma_chain 9215KB 9520KB [ 68.818829] anon_vma 157KB 392KB [ 68.824203] pid 240KB 248KB [ 68.829571] Acpi-Operand 312KB 792KB [ 68.834947] Acpi-Namespace 102KB 104KB [ 68.840324] numa_policy 0KB 3KB [ 68.845702] debug_objects_cache 718KB 722KB [ 68.851254] trace_event_file 148KB 151KB [ 68.856631] ftrace_event_field 258KB 259KB [ 68.862100] pool_workqueue 24KB 28KB [ 68.867483] page->ptl 3384KB 3458KB [ 68.872885] kmalloc-262144 1032KB 1032KB [ 68.878263] kmalloc-131072 650KB 650KB [ 68.883643] kmalloc-65536 264KB 264KB [ 68.889035] kmalloc-32768 825KB 825KB [ 68.894418] kmalloc-16384 181KB 181KB [ 68.899800] kmalloc-8192 478KB 478KB [ 68.905180] kmalloc-4096 3638KB 3646KB [ 68.910567] kmalloc-2048 4332KB 4335KB [ 68.915948] kmalloc-1024 4457KB 4457KB [ 68.921383] kmalloc-512 2808KB 2865KB [ 68.928411] kmalloc-256 1747KB 2673KB [ 68.934632] kmalloc-128 471KB 543KB [ 68.940021] kmalloc-96 396KB 396KB [ 68.945376] kmalloc-64 752KB 752KB [ 68.950730] kmalloc-32 1965KB 2815KB [ 68.956101] kmalloc-192 201KB 248KB [ 68.961471] kmem_cache 102KB 105KB [ 68.966821] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 68.975418] [ 2096] 0 2096 5550 326 90112 0 -1000 udevd [ 68.983579] [ 4008] 0 4008 14294 209 122880 0 0 rsyslogd [ 68.991991] [ 4059] 0 4059 4725 50 86016 0 0 cron [ 69.000038] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 69.008523] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 69.016573] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 69.024715] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 69.032851] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 69.041067] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 69.049237] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 69.057402] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 69.065577] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 69.073745] [ 4144] 0 4144 5681 455 81920 0 -1000 udevd [ 69.081901] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 69.090067] [ 4161] 0 4161 17821 198 184320 0 0 sshd [ 69.098140] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 69.107178] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 69.116212] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 69.125246] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 69.134282] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 69.143320] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 69.152353] [ 4169] 0 4169 289 14 32768 0 0 syzkaller408185 [ 69.161386] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 69.170417] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 69.179448] [ 4203] 0 4203 4384 1038 40960 0 0 syzkaller408185 [ 69.188482] [ 4205] 0 4205 4384 1038 40960 0 0 syzkaller408185 [ 69.197520] [ 4206] 0 4206 4384 1038 40960 0 0 syzkaller408185 [ 69.206554] [ 4207] 0 4207 4384 1038 40960 0 0 syzkaller408185 [ 69.215586] [ 4208] 0 4208 4384 1038 40960 0 0 syzkaller408185 [ 69.224617] [ 4211] 0 4211 4384 1038 40960 0 0 syzkaller408185 [ 69.233647] [ 4212] 0 4212 4384 1038 40960 0 0 syzkaller408185 [ 69.242676] Out of memory: Kill process 4203 (syzkaller408185) score 0 or sacrifice child [ 69.251167] Killed process 4203 (syzkaller408185) total-vm:17536kB, anon-rss:4152kB, file-rss:0kB, shmem-rss:0kB [ 69.263096] oom_reaper: reaped process 4203 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 69.343664] syzkaller408185 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 69.357852] syzkaller408185 cpuset=/ mems_allowed=0 [ 69.362965] CPU: 1 PID: 4207 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 69.370053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 69.379395] Call Trace: [ 69.381985] dump_stack+0x194/0x257 [ 69.385616] ? arch_local_irq_restore+0x53/0x53 [ 69.390285] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.395479] dump_header+0x28c/0xe1e [ 69.399192] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.404367] ? print_irqtrace_events+0x270/0x270 [ 69.409126] ? pagefault_out_of_memory+0x152/0x152 [ 69.414048] ? __lock_acquire+0x664/0x3e00 [ 69.418274] ? __lock_acquire+0x664/0x3e00 [ 69.422503] ? __lock_acquire+0x664/0x3e00 [ 69.426734] ? check_noncircular+0x20/0x20 [ 69.430962] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.436145] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.441324] ? print_irqtrace_events+0x270/0x270 [ 69.446071] ? find_held_lock+0x35/0x1d0 [ 69.450134] ? check_noncircular+0x20/0x20 [ 69.454360] ? task_will_free_mem+0x252/0xaa0 [ 69.458859] ? print_irqtrace_events+0x270/0x270 [ 69.463617] ? ___ratelimit+0x30d/0x630 [ 69.467583] ? lock_downgrade+0x980/0x980 [ 69.471728] ? lock_release+0xa40/0xa40 [ 69.475700] ? mark_held_locks+0xaf/0x100 [ 69.479841] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 69.484935] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 69.489940] ? trace_hardirqs_on+0xd/0x10 [ 69.494085] ? ___ratelimit+0x95/0x630 [ 69.497963] ? idr_get_free_cmn+0xfd0/0xfd0 [ 69.502281] ? find_held_lock+0x35/0x1d0 [ 69.506345] oom_kill_process+0x8b5/0x14a0 [ 69.510581] ? lock_downgrade+0x980/0x980 [ 69.514721] ? lock_release+0xa40/0xa40 [ 69.518687] ? lock_release+0xa40/0xa40 [ 69.522648] ? lock_release+0xa40/0xa40 [ 69.526608] ? check_noncircular+0x20/0x20 [ 69.530841] ? oom_evaluate_task+0x480/0x480 [ 69.535266] ? find_lock_task_mm+0x23b/0x460 [ 69.539672] ? task_will_free_mem+0xaa0/0xaa0 [ 69.544169] ? check_noncircular+0x20/0x20 [ 69.548401] ? oom_unkillable_task+0x394/0x4c0 [ 69.552984] ? oom_badness+0xd1/0x980 [ 69.556776] ? lock_release+0xa40/0xa40 [ 69.560740] ? do_try_to_free_pages+0xc53/0x1020 [ 69.565493] ? find_lock_task_mm+0x460/0x460 [ 69.569905] ? find_held_lock+0x35/0x1d0 [ 69.573971] ? out_of_memory+0xb3a/0x1220 [ 69.578116] ? lock_downgrade+0x980/0x980 [ 69.582264] ? lock_release+0xa40/0xa40 [ 69.586234] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 69.591167] ? oom_evaluate_task+0x284/0x480 [ 69.595580] out_of_memory+0x86d/0x1220 [ 69.599564] ? oom_killer_disable+0x310/0x310 [ 69.604054] ? mutex_trylock+0x23a/0x2d0 [ 69.608112] ? __lock_is_held+0xb6/0x140 [ 69.612164] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 69.617627] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 69.622514] ? warn_alloc+0x2b0/0x2b0 [ 69.626308] ? trace_hardirqs_off+0xd/0x10 [ 69.630535] ? switch_mm_irqs_off+0x7cb/0x15f0 [ 69.635129] ? mark_held_locks+0xaf/0x100 [ 69.639270] ? _raw_spin_unlock_irq+0x27/0x70 [ 69.643762] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 69.648769] ? trace_hardirqs_on+0xd/0x10 [ 69.652908] ? _raw_spin_unlock_irq+0x27/0x70 [ 69.657395] ? finish_task_switch+0x1d3/0x740 [ 69.661878] ? finish_task_switch+0x1aa/0x740 [ 69.666403] ? __schedule+0x8f3/0x2060 [ 69.670343] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 69.676236] ? __might_sleep+0x95/0x190 [ 69.680212] __alloc_pages_nodemask+0x9fb/0xd80 [ 69.684882] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 69.689904] ? mark_held_locks+0xaf/0x100 [ 69.694049] ? retint_kernel+0x10/0x10 [ 69.697939] ? __lock_is_held+0xb6/0x140 [ 69.702020] ? rcu_note_context_switch+0x710/0x710 [ 69.706952] alloc_pages_current+0xb6/0x1e0 [ 69.711275] __vmalloc_node_range+0x409/0x650 [ 69.715782] ? xt_alloc_table_info+0x64/0xe0 [ 69.720184] __vmalloc_node_flags_caller+0x50/0x60 [ 69.725109] ? xt_alloc_table_info+0x64/0xe0 [ 69.729515] kvmalloc_node+0x82/0xd0 [ 69.733228] xt_alloc_table_info+0x64/0xe0 [ 69.737459] do_ipt_set_ctl+0x29b/0x5f0 [ 69.741434] ? translate_compat_table+0x1b90/0x1b90 [ 69.746469] ? mutex_unlock+0xd/0x10 [ 69.750178] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 69.755458] nf_setsockopt+0x67/0xc0 [ 69.759183] ip_setsockopt+0xa1/0xb0 [ 69.762898] sctp_setsockopt+0x2a0/0x5de0 [ 69.767046] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 69.772749] ? __thp_get_unmapped_area+0x130/0x130 [ 69.777667] ? __lock_acquire+0x664/0x3e00 [ 69.781893] ? __lock_acquire+0x664/0x3e00 [ 69.786129] ? is_bpf_text_address+0xa4/0x120 [ 69.790633] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.795810] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.801008] ? check_noncircular+0x20/0x20 [ 69.805231] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 69.810418] ? save_stack+0xa3/0xd0 [ 69.814062] ? save_stack+0x43/0xd0 [ 69.817678] ? kasan_kmalloc+0xad/0xe0 [ 69.821556] ? kasan_slab_alloc+0x12/0x20 [ 69.825692] ? kmem_cache_alloc+0x12e/0x760 [ 69.830009] ? selinux_file_alloc_security+0xae/0x190 [ 69.835187] ? security_file_alloc+0x6d/0xa0 [ 69.839588] ? get_empty_filp+0x189/0x4f0 [ 69.843725] ? alloc_file+0x26/0x390 [ 69.847425] ? sock_alloc_file+0x1f3/0x560 [ 69.851649] ? sock_map_fd+0x34/0x90 [ 69.855348] ? SyS_socket+0x125/0x1d0 [ 69.859137] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 69.864058] ? kasan_slab_alloc+0x12/0x20 [ 69.868193] ? kmem_cache_alloc+0x12e/0x760 [ 69.872503] ? get_empty_filp+0xfb/0x4f0 [ 69.876550] ? alloc_file+0x26/0x390 [ 69.880253] ? sock_alloc_file+0x1f3/0x560 [ 69.884490] ? find_held_lock+0x35/0x1d0 [ 69.888587] ? avc_has_perm+0x35e/0x680 [ 69.892555] ? lock_downgrade+0x980/0x980 [ 69.896705] ? lock_release+0xa40/0xa40 [ 69.900666] ? check_noncircular+0x20/0x20 [ 69.904887] ? __pmd_alloc+0x4e0/0x4e0 [ 69.908764] ? __lockdep_init_map+0xe4/0x650 [ 69.913171] ? find_held_lock+0x35/0x1d0 [ 69.917239] ? avc_has_perm+0x43e/0x680 [ 69.921210] ? avc_has_perm_noaudit+0x520/0x520 [ 69.925886] ? __do_page_fault+0x5f7/0xc90 [ 69.930117] ? lock_downgrade+0x980/0x980 [ 69.934270] ? handle_mm_fault+0x410/0x8d0 [ 69.938492] ? down_read_trylock+0xdb/0x170 [ 69.942803] ? __do_page_fault+0x32d/0xc90 [ 69.947034] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 69.951607] ? vmacache_find+0x5f/0x280 [ 69.955584] ? sock_has_perm+0x2a4/0x420 [ 69.959642] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 69.964996] ? __do_page_fault+0x3d6/0xc90 [ 69.969223] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 69.974926] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 69.980227] sock_common_setsockopt+0x95/0xd0 [ 69.984722] SyS_setsockopt+0x189/0x360 [ 69.988696] ? SyS_recv+0x40/0x40 [ 69.992144] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 69.996987] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 70.002002] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.006762] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 70.011506] RIP: 0033:0x441889 [ 70.014683] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 70.022381] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 70.029637] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 70.036894] RBP: 000000000000a821 R08: 00000000000002e0 R09: 0000000000000000 [ 70.044155] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 70.051411] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 70.058851] Mem-Info: [ 70.063696] active_anon:8380 inactive_anon:64 isolated_anon:0 [ 70.063696] active_file:16 inactive_file:19 isolated_file:32 [ 70.063696] unevictable:0 dirty:0 writeback:0 unstable:0 [ 70.063696] slab_reclaimable:8413 slab_unreclaimable:79307 [ 70.063696] mapped:2 shmem:70 pagetables:343 bounce:0 [ 70.063696] free:15876 free_pcp:60 free_cma:0 [ 70.082602] syzkaller408185: vmalloc: allocation failure, allocated 229584896 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 70.082607] syzkaller408185 cpuset=/ mems_allowed=0 [ 70.082626] CPU: 0 PID: 4203 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 70.082630] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 70.082633] Call Trace: [ 70.082654] dump_stack+0x194/0x257 [ 70.082668] ? arch_local_irq_restore+0x53/0x53 [ 70.082674] ? idr_get_free_cmn+0xfd0/0xfd0 [ 70.082701] warn_alloc+0x19a/0x2b0 [ 70.082713] ? zone_watermark_ok_safe+0x400/0x400 [ 70.082740] ? rcu_note_context_switch+0x710/0x710 [ 70.082768] __vmalloc_node_range+0x482/0x650 [ 70.082792] ? xt_alloc_table_info+0x64/0xe0 [ 70.082800] __vmalloc_node_flags_caller+0x50/0x60 [ 70.082809] ? xt_alloc_table_info+0x64/0xe0 [ 70.082823] kvmalloc_node+0x82/0xd0 [ 70.082835] xt_alloc_table_info+0x64/0xe0 [ 70.082848] do_ipt_set_ctl+0x29b/0x5f0 [ 70.082862] ? translate_compat_table+0x1b90/0x1b90 [ 70.082890] ? mutex_unlock+0xd/0x10 [ 70.082899] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 70.082913] nf_setsockopt+0x67/0xc0 [ 70.082928] ip_setsockopt+0xa1/0xb0 [ 70.082943] sctp_setsockopt+0x2a0/0x5de0 [ 70.082959] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 70.082969] ? __thp_get_unmapped_area+0x130/0x130 [ 70.082977] ? __lock_acquire+0x664/0x3e00 [ 70.082984] ? __lock_acquire+0x664/0x3e00 [ 70.082999] ? is_bpf_text_address+0xa4/0x120 [ 70.083026] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 70.083034] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 70.083056] ? check_noncircular+0x20/0x20 [ 70.083064] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 70.083070] ? save_stack+0xa3/0xd0 [ 70.083080] ? save_stack+0x43/0xd0 [ 70.083085] ? kasan_kmalloc+0xad/0xe0 [ 70.083092] ? kasan_slab_alloc+0x12/0x20 [ 70.083097] ? kmem_cache_alloc+0x12e/0x760 [ 70.083106] ? selinux_file_alloc_security+0xae/0x190 [ 70.083114] ? security_file_alloc+0x6d/0xa0 [ 70.083121] ? get_empty_filp+0x189/0x4f0 [ 70.083127] ? alloc_file+0x26/0x390 [ 70.083134] ? sock_alloc_file+0x1f3/0x560 [ 70.083139] ? sock_map_fd+0x34/0x90 [ 70.083144] ? SyS_socket+0x125/0x1d0 [ 70.083152] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 70.083159] ? kasan_slab_alloc+0x12/0x20 [ 70.083165] ? kmem_cache_alloc+0x12e/0x760 [ 70.083171] ? get_empty_filp+0xfb/0x4f0 [ 70.083177] ? alloc_file+0x26/0x390 [ 70.083182] ? sock_alloc_file+0x1f3/0x560 [ 70.083196] ? find_held_lock+0x35/0x1d0 [ 70.083215] ? avc_has_perm+0x35e/0x680 [ 70.083225] ? lock_downgrade+0x980/0x980 [ 70.083239] ? lock_release+0xa40/0xa40 [ 70.083244] ? check_noncircular+0x20/0x20 [ 70.083251] ? __pmd_alloc+0x4e0/0x4e0 [ 70.083258] ? __lockdep_init_map+0xe4/0x650 [ 70.083275] ? find_held_lock+0x35/0x1d0 [ 70.083293] ? avc_has_perm+0x43e/0x680 [ 70.083308] ? avc_has_perm_noaudit+0x520/0x520 [ 70.083330] ? __do_page_fault+0x5f7/0xc90 [ 70.083339] ? lock_downgrade+0x980/0x980 [ 70.083360] ? handle_mm_fault+0x410/0x8d0 [ 70.083366] ? down_read_trylock+0xdb/0x170 [ 70.083372] ? __do_page_fault+0x32d/0xc90 [ 70.083382] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 70.083389] ? vmacache_find+0x5f/0x280 [ 70.083404] ? sock_has_perm+0x2a4/0x420 [ 70.083417] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 70.083423] ? __do_page_fault+0x3d6/0xc90 [ 70.083434] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 70.083444] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 70.083485] sock_common_setsockopt+0x95/0xd0 [ 70.083500] SyS_setsockopt+0x189/0x360 [ 70.083514] ? SyS_recv+0x40/0x40 [ 70.083524] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 70.083536] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 70.083548] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 70.083566] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 70.083572] RIP: 0033:0x441889 [ 70.083576] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 70.083584] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 70.083588] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 70.083592] RBP: 000000000000a81c R08: 00000000000002e0 R09: 0000000000000000 [ 70.083596] R10: 00000000204c6000 R11: 0000000000000203 R12: 0000000000000000 [ 70.083600] R13: 0000000000000003 R14: 00000000006cf050 R15: 00000000004a31ce [ 70.083647] Mem-Info: [ 70.083663] active_anon:8380 inactive_anon:64 isolated_anon:0 [ 70.083663] active_file:16 inactive_file:19 isolated_file:0 [ 70.083663] unevictable:0 dirty:0 writeback:0 unstable:0 [ 70.083663] slab_reclaimable:8413 slab_unreclaimable:79307 [ 70.083663] mapped:2 shmem:70 pagetables:343 bounce:0 [ 70.083663] free:15876 free_pcp:60 free_cma:0 [ 70.083676] Node 0 active_anon:33520kB inactive_anon:256kB active_file:64kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 24576kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 70.083679] 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 [ 70.083695] lowmem_reserve[]: 0 2868 6378 6378 [ 70.083708] Node 0 DMA32 free:29124kB min:30316kB low:37892kB high:45468kB active_anon:8348kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:24kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 70.083723] lowmem_reserve[]: 0 0 3510 3510 [ 70.083735] Node 0 Normal free:18472kB min:37096kB low:46368kB high:55640kB active_anon:25172kB inactive_anon:256kB active_file:64kB inactive_file:72kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3296kB pagetables:1348kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 70.083751] lowmem_reserve[]: 0 0 0 0 [ 70.083763] 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 [ 70.083815] Node 0 DMA32: 9*4kB (ME) 8*8kB (UM) 6*16kB (UM) 8*32kB (ME) 4*64kB (ME) 6*128kB (ME) 2*256kB (ME) 3*512kB (UME) 5*1024kB (UME) 2*2048kB (ME) 4*4096kB (UM) = 29124kB [ 70.083872] Node 0 Normal: 236*4kB (ME) 179*8kB (ME) 136*16kB (ME) 81*32kB (ME) 43*64kB (UME) 31*128kB (UM) 12*256kB (UME) 1*512kB (E) 1*1024kB (E) 0*2048kB 0*4096kB = 18472kB [ 70.083928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 70.083931] 105 total pagecache pages [ 70.083938] 0 pages in swap cache [ 70.083943] Swap cache stats: add 0, delete 0, find 0/0 [ 70.083945] Free swap = 0kB [ 70.083948] Total swap = 0kB [ 70.083950] 1965969 pages RAM [ 70.083953] 0 pages HighMem/MovableOnly [ 70.083955] 328405 pages reserved [ 71.510674] Node 0 active_anon:33520kB inactive_anon:256kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:280kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 24576kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 71.537474] 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 [ 71.563621] lowmem_reserve[]: 0 2868 6378 6378 [ 71.568211] Node 0 DMA32 free:44208kB min:30316kB low:37892kB high:45468kB active_anon:8348kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2940008kB mlocked:0kB kernel_stack:32kB pagetables:24kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 71.595830] lowmem_reserve[]: 0 0 3510 3510 [ 71.600203] Node 0 Normal free:36896kB min:37096kB low:46368kB high:55640kB active_anon:25172kB inactive_anon:256kB active_file:108kB inactive_file:24kB unevictable:0kB writepending:0kB present:4718592kB managed:3594340kB mlocked:0kB kernel_stack:3264kB pagetables:1332kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 71.628779] lowmem_reserve[]: 0 0 0 0 [ 71.632611] 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 [ 71.646247] Node 0 DMA32: 8*4kB (M) 8*8kB (UM) 5*16kB (M) 8*32kB (ME) 108*64kB (UME) 16*128kB (UME) 4*256kB (UME) 4*512kB (UME) 11*1024kB (UME) 2*2048kB (ME) 4*4096kB (UM) = 44208kB [ 71.662633] Node 0 Normal: 236*4kB (UME) 180*8kB (UM) 137*16kB (UME) 82*32kB (UME) 42*64kB (ME) 45*128kB (UM) 13*256kB (UME) 23*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 36896kB [ 71.678977] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 71.687568] 104 total pagecache pages [ 71.691396] 0 pages in swap cache [ 71.694869] Swap cache stats: add 0, delete 0, find 0/0 [ 71.700243] Free swap = 0kB [ 71.703274] Total swap = 0kB [ 71.706304] 1965969 pages RAM [ 71.709424] 0 pages HighMem/MovableOnly [ 71.713502] 328405 pages reserved [ 71.716969] Unreclaimable slab info: [ 71.720699] Name Used Total [ 71.726268] hashtab_node 118KB 119KB [ 71.731634] ebitmap_node 418KB 421KB [ 71.737032] avtab_node 1012KB 1013KB [ 71.742404] TIPC 1KB 7KB [ 71.747781] SCTPv6 2KB 4KB [ 71.753153] SCTP 41KB 43KB [ 71.758519] DCCPv6 2KB 7KB [ 71.763879] DCCP 2KB 6KB [ 71.769266] fib6_nodes 0KB 4KB [ 71.774632] ip6_dst_cache 6KB 11KB [ 71.779985] RAWv6 9KB 13KB [ 71.785354] UDPv6 12KB 14KB [ 71.790727] TCPv6 2KB 5KB [ 71.796098] sd_ext_cdb 0KB 3KB [ 71.801466] scsi_sense_cache 148KB 148KB [ 71.806830] virtio_scsi_cmd 16KB 16KB [ 71.812191] sgpool-128 8KB 8KB [ 71.817566] sgpool-64 4KB 6KB [ 71.822961] sgpool-32 220KB 220KB [ 71.828342] sgpool-16 75KB 75KB [ 71.833726] sgpool-8 277KB 277KB [ 71.839106] cfq_io_cq 18KB 19KB [ 71.844490] cfq_queue 31KB 34KB [ 71.849877] mqueue_inode_cache 1KB 7KB [ 71.855332] nfs_commit_data 3KB 7KB [ 71.860713] nfs_write_data 34KB 37KB [ 71.866083] jbd2_inode 1KB 3KB [ 71.871466] ext4_system_zone 0KB 3KB [ 71.876860] bio-1 1KB 3KB [ 71.882251] rpc_buffers 17KB 19KB [ 71.887619] rpc_tasks 2KB 3KB [ 71.892995] UNIX 778KB 780KB [ 71.898382] tcp_bind_bucket 0KB 4KB [ 71.903755] ip_fib_trie 0KB 3KB [ 71.909130] ip_fib_alias 0KB 3KB [ 71.914512] ip_dst_cache 4KB 7KB [ 71.919883] RAW 5KB 7KB [ 71.925256] UDP 29KB 31KB [ 71.930643] TCP 10KB 15KB [ 71.936039] hugetlbfs_inode_cache 1KB 7KB [ 71.941770] eventpoll_pwq 56KB 59KB [ 71.947137] eventpoll_epi 103KB 110KB [ 71.952510] inotify_inode_mark 3KB 3KB [ 71.957984] request_queue 31KB 33KB [ 71.963371] blkdev_ioc 25KB 27KB [ 71.968822] bio-0 461KB 461KB [ 71.974208] biovec-(1<<(21-12)) 577KB 577KB [ 71.979772] biovec-64 370KB 370KB [ 71.985160] biovec-16 30KB 30KB [ 71.990543] bio_integrity_payload 0KB 4KB [ 71.996277] khugepaged_mm_slot 3KB 7KB [ 72.001738] uid_cache 0KB 3KB [ 72.007111] dmaengine-unmap-2 0KB 3KB [ 72.012483] audit_buffer 0KB 3KB [ 72.017864] skbuff_fclone_cache 156KB 157KB [ 72.023424] skbuff_head_cache 1967KB 1968KB [ 72.028809] configfs_dir_cache 0KB 4KB [ 72.034277] file_lock_cache 160KB 162KB [ 72.039672] file_lock_ctx 1KB 3KB [ 72.045052] fsnotify_mark_connector 2KB 3KB [ 72.050976] shmem_inode_cache 1050KB 1050KB [ 72.056361] task_delay_info 346KB 355KB [ 72.061729] sigqueue 404KB 409KB [ 72.067102] kernfs_node_cache 3131KB 3138KB [ 72.072489] mnt_cache 15KB 20KB [ 72.077847] filp 7689KB 9663KB [ 72.083221] names_cache 100525KB 100563KB [ 72.088613] avc_node 37KB 39KB [ 72.093982] selinux_file_security 384KB 651KB [ 72.099707] selinux_inode_security 2223KB 2232KB [ 72.105527] key_jar 3KB 7KB [ 72.110898] nsproxy 0KB 3KB [ 72.116300] vm_area_struct 20909KB 21459KB [ 72.121683] mm_struct 4684KB 4820KB [ 72.127052] fs_cache 464KB 480KB [ 72.132428] files_cache 1755KB 1785KB [ 72.137808] signal_cache 2760KB 2839KB [ 72.143189] sighand_cache 252KB 388KB [ 72.148574] task_struct 11735KB 11784KB [ 72.153954] cred_jar 2330KB 2380KB [ 72.159321] anon_vma_chain 9203KB 9520KB [ 72.164696] anon_vma 146KB 392KB [ 72.170088] pid 239KB 248KB [ 72.175473] Acpi-Operand 312KB 792KB [ 72.180900] Acpi-Namespace 102KB 104KB [ 72.186929] numa_policy 0KB 3KB [ 72.197701] debug_objects_cache 718KB 722KB [ 72.204812] trace_event_file 148KB 151KB [ 72.210891] ftrace_event_field 258KB 259KB [ 72.217582] pool_workqueue 24KB 28KB [ 72.222971] page->ptl 3372KB 3458KB [ 72.228378] kmalloc-262144 1032KB 1032KB [ 72.233751] kmalloc-131072 650KB 650KB [ 72.239127] kmalloc-65536 264KB 264KB [ 72.244514] kmalloc-32768 825KB 825KB [ 72.249898] kmalloc-16384 181KB 181KB [ 72.255296] kmalloc-8192 478KB 478KB [ 72.260680] kmalloc-4096 3638KB 3638KB [ 72.266063] kmalloc-2048 4330KB 4335KB [ 72.271452] kmalloc-1024 4480KB 4480KB [ 72.276840] kmalloc-512 2795KB 2865KB [ 72.282230] kmalloc-256 1743KB 2673KB [ 72.287618] kmalloc-128 466KB 543KB [ 72.293044] kmalloc-96 404KB 404KB [ 72.298435] kmalloc-64 750KB 752KB [ 72.303820] kmalloc-32 1963KB 2815KB [ 72.309204] kmalloc-192 201KB 248KB [ 72.314578] kmem_cache 102KB 105KB [ 72.319974] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 72.328618] [ 2096] 0 2096 5550 326 90112 0 -1000 udevd [ 72.337679] [ 4008] 0 4008 14294 209 122880 0 0 rsyslogd [ 72.346126] [ 4059] 0 4059 4725 50 86016 0 0 cron [ 72.354203] [ 4077] 0 4077 3737 44 73728 0 0 mcstransd [ 72.362727] [ 4109] 0 4109 12490 153 139264 0 -1000 sshd [ 72.370828] [ 4133] 0 4133 3694 38 73728 0 0 getty [ 72.379037] [ 4134] 0 4134 3694 39 73728 0 0 getty [ 72.387249] [ 4135] 0 4135 3694 40 77824 0 0 getty [ 72.395419] [ 4136] 0 4136 3694 40 77824 0 0 getty [ 72.403558] [ 4137] 0 4137 3694 41 73728 0 0 getty [ 72.411691] [ 4138] 0 4138 3694 42 77824 0 0 getty [ 72.419823] [ 4139] 0 4139 3649 40 73728 0 0 getty [ 72.427954] [ 4144] 0 4144 5681 455 81920 0 -1000 udevd [ 72.436089] [ 4145] 0 4145 5681 455 81920 0 -1000 udevd [ 72.444261] [ 4161] 0 4161 17821 198 184320 0 0 sshd [ 72.452365] [ 4163] 0 4163 289 1 32768 0 0 syzkaller408185 [ 72.461425] [ 4164] 0 4164 289 12 32768 0 0 syzkaller408185 [ 72.470468] [ 4165] 0 4165 289 12 32768 0 0 syzkaller408185 [ 72.479526] [ 4166] 0 4166 289 12 32768 0 0 syzkaller408185 [ 72.488563] [ 4167] 0 4167 289 12 32768 0 0 syzkaller408185 [ 72.497609] [ 4168] 0 4168 289 12 32768 0 0 syzkaller408185 [ 72.506658] [ 4169] 0 4169 289 14 32768 0 0 syzkaller408185 [ 72.515685] [ 4170] 0 4170 289 12 32768 0 0 syzkaller408185 [ 72.524721] [ 4171] 0 4171 289 12 32768 0 0 syzkaller408185 [ 72.533764] [ 4205] 0 4205 4384 1038 40960 0 0 syzkaller408185 [ 72.542792] [ 4206] 0 4206 4384 1038 40960 0 0 syzkaller408185 [ 72.551838] [ 4207] 0 4207 4384 1038 40960 0 0 syzkaller408185 [ 72.560891] [ 4208] 0 4208 4384 1038 40960 0 0 syzkaller408185 [ 72.569929] [ 4211] 0 4211 4384 1038 40960 0 0 syzkaller408185 [ 72.578954] [ 4212] 0 4212 4384 1038 40960 0 0 syzkaller408185 [ 72.588011] Out of memory: Kill process 4205 (syzkaller408185) score 0 or sacrifice child [ 72.596398] Killed process 4205 (syzkaller408185) total-vm:17536kB, anon-rss:4152kB, file-rss:0kB, shmem-rss:0kB [ 72.607660] oom_reaper: reaped process 4205 (syzkaller408185), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 72.731791] syzkaller408185: vmalloc: allocation failure, allocated 1153376256 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 72.732669] syzkaller408185: vmalloc: allocation failure, allocated 1289691136 of 4294971392 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 72.732674] syzkaller408185 cpuset=/ mems_allowed=0 [ 72.732692] CPU: 0 PID: 4207 Comm: syzkaller408185 Not tainted 4.15.0+ #285 [ 72.732695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.732699] Call Trace: [ 72.732721] dump_stack+0x194/0x257 [ 72.732735] ? arch_local_irq_restore+0x53/0x53 executing program executing program executing program executing program [ 72.732741] ? idr_get_free_cmn+0xfd0/0xfd0 [ 72.732753] ? mark_held_locks+0xaf/0x100 [ 72.732775] warn_alloc+0x19a/0x2b0 [ 72.732788] ? zone_watermark_ok_safe+0x400/0x400 [ 72.732815] ? rcu_note_context_switch+0x710/0x710 [ 72.732844] __vmalloc_node_range+0x482/0x650 [ 72.732868] ? xt_alloc_table_info+0x64/0xe0 [ 72.732877] __vmalloc_node_flags_caller+0x50/0x60 [ 72.732886] ? xt_alloc_table_info+0x64/0xe0 [ 72.732900] kvmalloc_node+0x82/0xd0 [ 72.732913] xt_alloc_table_info+0x64/0xe0 [ 72.732926] do_ipt_set_ctl+0x29b/0x5f0 [ 72.732940] ? translate_compat_table+0x1b90/0x1b90 [ 72.732968] ? mutex_unlock+0xd/0x10 [ 72.732977] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 72.732991] nf_setsockopt+0x67/0xc0 [ 72.733010] ip_setsockopt+0xa1/0xb0 [ 72.733025] sctp_setsockopt+0x2a0/0x5de0 [ 72.733041] ? sctp_setsockopt_paddr_thresholds+0x550/0x550 [ 72.733051] ? __thp_get_unmapped_area+0x130/0x130 [ 72.733059] ? __lock_acquire+0x664/0x3e00 [ 72.733066] ? __lock_acquire+0x664/0x3e00 [ 72.733081] ? is_bpf_text_address+0xa4/0x120 [ 72.733104] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 72.733112] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 72.733134] ? check_noncircular+0x20/0x20 [ 72.733141] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 72.733148] ? save_stack+0xa3/0xd0 [ 72.733158] ? save_stack+0x43/0xd0 [ 72.733164] ? kasan_kmalloc+0xad/0xe0 [ 72.733170] ? kasan_slab_alloc+0x12/0x20 [ 72.733175] ? kmem_cache_alloc+0x12e/0x760 [ 72.733185] ? selinux_file_alloc_security+0xae/0x190 [ 72.733192] ? security_file_alloc+0x6d/0xa0 [ 72.733200] ? get_empty_filp+0x189/0x4f0 [ 72.733206] ? alloc_file+0x26/0x390 [ 72.733213] ? sock_alloc_file+0x1f3/0x560 [ 72.733218] ? sock_map_fd+0x34/0x90 [ 72.733223] ? SyS_socket+0x125/0x1d0 [ 72.733231] ? entry_SYSCALL_64_fastpath+0x29/0xa0 [ 72.733238] ? kasan_slab_alloc+0x12/0x20 [ 72.733244] ? kmem_cache_alloc+0x12e/0x760 [ 72.733250] ? get_empty_filp+0xfb/0x4f0 [ 72.733256] ? alloc_file+0x26/0x390 [ 72.733261] ? sock_alloc_file+0x1f3/0x560 [ 72.733274] ? find_held_lock+0x35/0x1d0 [ 72.733294] ? avc_has_perm+0x35e/0x680 [ 72.733304] ? lock_downgrade+0x980/0x980 [ 72.733317] ? lock_release+0xa40/0xa40 [ 72.733323] ? check_noncircular+0x20/0x20 [ 72.733329] ? __pmd_alloc+0x4e0/0x4e0 [ 72.733337] ? __lockdep_init_map+0xe4/0x650 [ 72.733354] ? find_held_lock+0x35/0x1d0 [ 72.733372] ? avc_has_perm+0x43e/0x680 [ 72.733392] ? avc_has_perm_noaudit+0x520/0x520 [ 72.733413] ? __do_page_fault+0x5f7/0xc90 [ 72.733423] ? lock_downgrade+0x980/0x980 [ 72.733444] ? handle_mm_fault+0x410/0x8d0 [ 72.733449] ? down_read_trylock+0xdb/0x170 [ 72.733456] ? __do_page_fault+0x32d/0xc90 [ 72.733465] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 72.733472] ? vmacache_find+0x5f/0x280 [ 72.733487] ? sock_has_perm+0x2a4/0x420 [ 72.733499] ? selinux_secmark_relabel_packet+0xc0/0xc0 [ 72.733506] ? __do_page_fault+0x3d6/0xc90 [ 72.733517] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 72.733527] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 72.733564] sock_common_setsockopt+0x95/0xd0 [ 72.733578] SyS_setsockopt+0x189/0x360 [ 72.733593] ? SyS_recv+0x40/0x40 [ 72.733603] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 72.733614] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 72.733627] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 72.733646] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 72.733652] RIP: 0033:0x441889 [ 72.733656] RSP: 002b:00007ffdbdfefa08 EFLAGS: 00000203 ORIG_RAX: 0000000000000036 [ 72.733664] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000441889 [ 72.733668] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 72.733672] RBP: 000000000000a821 R08: 00000000000002e0 R09: 0000000000000000 Connection to 10.128.0.36 closed by remote host.