[....] Starting enhanced syslogd: rsyslogd[ 12.992447] audit: type=1400 audit(1515748891.603:5): avc: denied { syslog } for pid=3344 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.533809] audit: type=1400 audit(1515748898.144:6): avc: denied { map } for pid=3484 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.15.218' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program [ 26.040196] audit: type=1400 audit(1515748904.651:7): avc: denied { map } for pid=3498 comm="syzkaller233009" path="/root/syzkaller233009705" 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 [ 27.413852] modprobe (3515) used greatest stack depth: 14272 bytes left [ 27.561404] syzkaller233009 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 27.582217] syzkaller233009 cpuset=/ mems_allowed=0 [ 27.587627] CPU: 1 PID: 3502 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 27.595044] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.604375] Call Trace: [ 27.606939] dump_stack+0x194/0x257 [ 27.610537] ? arch_local_irq_restore+0x53/0x53 [ 27.615181] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 27.620348] dump_header+0x28c/0xe1e [ 27.624040] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 27.629201] ? pagefault_out_of_memory+0x152/0x152 [ 27.634098] ? check_noncircular+0x20/0x20 [ 27.638303] ? print_irqtrace_events+0x270/0x270 [ 27.643030] ? __lock_acquire+0x664/0x3e00 [ 27.647244] ? check_noncircular+0x20/0x20 [ 27.651450] ? find_held_lock+0x35/0x1d0 [ 27.655484] ? check_noncircular+0x20/0x20 [ 27.659701] ? task_will_free_mem+0x252/0xaa0 [ 27.664172] ? print_irqtrace_events+0x270/0x270 [ 27.668916] ? ___ratelimit+0x30d/0x630 [ 27.672880] ? lock_downgrade+0x980/0x980 [ 27.677027] ? lock_release+0xa40/0xa40 [ 27.680976] ? mark_held_locks+0xaf/0x100 [ 27.685096] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 27.690172] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 27.695159] ? trace_hardirqs_on+0xd/0x10 [ 27.699287] ? ___ratelimit+0x95/0x630 [ 27.703148] ? idr_get_free_cmn+0xfd0/0xfd0 [ 27.707446] ? check_noncircular+0x20/0x20 [ 27.711649] ? find_held_lock+0x138/0x1d0 [ 27.715776] oom_kill_process+0x8b5/0x14a0 [ 27.719986] ? has_ns_capability_noaudit+0x163/0x2a0 [ 27.725059] ? lock_downgrade+0x980/0x980 [ 27.729179] ? oom_evaluate_task+0x480/0x480 [ 27.733581] ? security_capable_noaudit+0x8b/0xc0 [ 27.738406] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 27.743488] ? has_capability+0x30/0x30 [ 27.747431] ? do_raw_spin_trylock+0x190/0x190 [ 27.751993] ? check_noncircular+0x20/0x20 [ 27.756203] ? has_capability_noaudit+0x24/0x30 [ 27.760856] ? oom_badness+0xd1/0x980 [ 27.764625] ? lock_release+0xa40/0xa40 [ 27.768577] ? do_try_to_free_pages+0xc53/0x1020 [ 27.773308] ? find_lock_task_mm+0x460/0x460 [ 27.777692] ? find_held_lock+0x35/0x1d0 [ 27.781734] ? out_of_memory+0xb3a/0x1220 [ 27.785852] ? lock_downgrade+0x980/0x980 [ 27.789971] ? lock_release+0xa40/0xa40 [ 27.793917] ? lock_acquire+0x1d5/0x580 [ 27.797859] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 27.802766] ? oom_evaluate_task+0x284/0x480 [ 27.807148] out_of_memory+0x86d/0x1220 [ 27.811107] ? oom_killer_disable+0x310/0x310 [ 27.815570] ? mutex_trylock+0x23a/0x2d0 [ 27.819610] ? __lock_is_held+0xb6/0x140 [ 27.823649] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 27.829087] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 27.833928] ? warn_alloc+0x2b0/0x2b0 [ 27.837699] ? lock_downgrade+0x980/0x980 [ 27.841822] ? radix_tree_lookup_slot+0x99/0xe0 [ 27.846473] ? find_get_entry+0x53c/0x9e0 [ 27.850603] ? find_held_lock+0x35/0x1d0 [ 27.854657] ? __lock_acquire+0x664/0x3e00 [ 27.858875] ? __lock_is_held+0xb6/0x140 [ 27.862936] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 27.868810] ? __might_sleep+0x95/0x190 [ 27.873019] __alloc_pages_nodemask+0x9fb/0xd80 [ 27.877663] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 27.882650] ? add_to_page_cache_lru+0x510/0x510 [ 27.887394] ? check_noncircular+0x20/0x20 [ 27.891724] ? check_noncircular+0x20/0x20 [ 27.895934] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 27.900677] alloc_pages_current+0xb6/0x1e0 [ 27.904975] __page_cache_alloc+0x334/0x500 [ 27.909266] ? rcu_read_lock_held+0xa9/0xc0 [ 27.913557] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 27.920895] filemap_fault+0xefc/0x1c20 [ 27.924845] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 27.930102] ? __lock_page_or_retry+0x4f0/0x4f0 [ 27.934748] ? filemap_map_pages+0x942/0x15d0 [ 27.939227] ? find_get_entries_tag+0xeb0/0xeb0 [ 27.943869] ? check_noncircular+0x20/0x20 [ 27.948086] ? check_noncircular+0x20/0x20 [ 27.952389] ? switched_to_fair+0xb0/0xb0 [ 27.956511] ? print_irqtrace_events+0x270/0x270 [ 27.961237] ? print_irqtrace_events+0x270/0x270 [ 27.965962] ? pick_next_entity+0x197/0x400 [ 27.970264] ? lock_acquire+0x1d5/0x580 [ 27.974207] ? lock_acquire+0x1d5/0x580 [ 27.978163] ? ext4_filemap_fault+0x7a/0xad [ 27.982455] ? __lock_acquire+0x664/0x3e00 [ 27.986662] ? lock_release+0xa40/0xa40 [ 27.990603] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 27.996465] ? rcu_note_context_switch+0x710/0x710 [ 28.001368] ? __might_sleep+0x95/0x190 [ 28.005326] ? down_read+0x96/0x150 [ 28.008919] ? ext4_filemap_fault+0x7a/0xad [ 28.013209] ? __down_interruptible+0x6b0/0x6b0 [ 28.017850] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 28.023009] ? copy_overflow+0x20/0x20 [ 28.026871] ext4_filemap_fault+0x82/0xad [ 28.030995] __do_fault+0xeb/0x30f [ 28.034508] ? pte_offset_kernel+0xc7/0xc7 [ 28.038723] ? check_noncircular+0x20/0x20 [ 28.042936] ? hrtimer_active+0x2fb/0x410 [ 28.047059] __handle_mm_fault+0x1d8f/0x3ce0 [ 28.051457] ? __pmd_alloc+0x4e0/0x4e0 [ 28.055323] ? find_held_lock+0x35/0x1d0 [ 28.059376] ? handle_mm_fault+0x248/0x8d0 [ 28.063606] ? lock_downgrade+0x980/0x980 [ 28.067754] handle_mm_fault+0x334/0x8d0 [ 28.071787] ? down_read_trylock+0xdb/0x170 [ 28.076079] ? __do_page_fault+0x32d/0xc90 [ 28.080296] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 28.084857] ? vmacache_find+0x5f/0x280 [ 28.088806] ? find_vma+0x30/0x150 [ 28.092330] __do_page_fault+0x5c9/0xc90 [ 28.096362] ? kernel_wait4+0x26e/0x370 [ 28.100313] ? mm_fault_error+0x2c0/0x2c0 [ 28.104441] do_page_fault+0xee/0x720 [ 28.108210] ? nanosleep_copyout+0x100/0x100 [ 28.112588] ? __do_page_fault+0xc90/0xc90 [ 28.116792] ? enqueue_hrtimer+0x4a0/0x4a0 [ 28.121008] ? entry_SYSCALL_64_fastpath+0x4f/0x9a [ 28.125910] ? page_fault+0x36/0x60 [ 28.129511] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.134332] ? page_fault+0x36/0x60 [ 28.137931] page_fault+0x4c/0x60 [ 28.141365] RIP: 0033:0x43fed0 [ 28.144544] RSP: 002b:00007ffc9c2c2a98 EFLAGS: 00010246 [ 28.149895] RAX: 0000000000000000 RBX: 0000000000000db5 RCX: 000000000043fed0 [ 28.157148] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc9c2c2aa0 [ 28.164400] RBP: 00000000000065bc R08: 0000000000000dae R09: 0000000001446940 [ 28.171653] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000db5 [ 28.178908] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 28.186371] Mem-Info: [ 28.220717] active_anon:7928 inactive_anon:62 isolated_anon:0 [ 28.220717] active_file:21 inactive_file:5 isolated_file:0 [ 28.220717] unevictable:0 dirty:0 writeback:0 unstable:0 [ 28.220717] slab_reclaimable:7254 slab_unreclaimable:82867 [ 28.220717] mapped:2 shmem:68 pagetables:373 bounce:0 [ 28.220717] free:24161 free_pcp:0 free_cma:0 [ 28.352280] Node 0 active_anon:31712kB inactive_anon:248kB active_file:84kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):108kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 28.379788] 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 [ 28.405948] lowmem_reserve[]: 0 2870 6381 6381 [ 28.410534] Node 0 DMA32 free:43928kB min:30332kB low:37912kB high:45492kB active_anon:24kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 28.437772] lowmem_reserve[]: 0 0 3510 3510 [ 28.442101] Node 0 Normal free:36808kB min:37084kB low:46352kB high:55620kB active_anon:31688kB inactive_anon:248kB active_file:60kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3360kB pagetables:1492kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 28.470811] lowmem_reserve[]: 0 0 0 0 [ 28.474651] 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 [ 28.488264] Node 0 DMA32: 2*4kB (M) 2*8kB (M) 2*16kB (M) 3*32kB (UM) 4*64kB (M) 4*128kB (M) 4*256kB (M) 4*512kB (UM) 3*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 43928kB [ 28.503317] Node 0 Normal: 515*4kB (ME) 366*8kB (UME) 250*16kB (UM) 117*32kB (ME) 58*64kB (UM) 59*128kB (UM) 31*256kB (UM) 10*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 37052kB [ 28.519364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 28.527930] 94 total pagecache pages [ 28.531630] 0 pages in swap cache [ 28.535071] Swap cache stats: add 0, delete 0, find 0/0 [ 28.540418] Free swap = 0kB [ 28.543416] Total swap = 0kB [ 28.546416] 1965979 pages RAM [ 28.549504] 0 pages HighMem/MovableOnly [ 28.553461] 327756 pages reserved [ 28.556964] Unreclaimable slab info: [ 28.560728] Name Used Total [ 28.566309] hashtab_node 118KB 119KB [ 28.571666] ebitmap_node 393KB 393KB [ 28.577187] avtab_node 1012KB 1013KB [ 28.582556] TIPC 1KB 7KB [ 28.587910] SCTPv6 2KB 4KB [ 28.593259] DCCPv6 2KB 7KB [ 28.598622] DCCP 2KB 6KB [ 28.603983] fib6_nodes 0KB 4KB [ 28.609341] ip6_dst_cache 7KB 7KB [ 28.614692] RAWv6 9KB 13KB [ 28.620045] UDPv6 14KB 14KB [ 28.625394] TCPv6 28KB 28KB [ 28.630751] sd_ext_cdb 0KB 3KB [ 28.636100] scsi_sense_cache 76KB 108KB [ 28.641453] virtio_scsi_cmd 16KB 16KB [ 28.646807] sgpool-128 8KB 8KB [ 28.652584] sgpool-64 4KB 6KB [ 28.657935] sgpool-32 64KB 70KB [ 28.663292] sgpool-16 24KB 26KB [ 28.668647] sgpool-8 165KB 165KB [ 28.673997] cfq_io_cq 15KB 15KB [ 28.679346] cfq_queue 27KB 27KB [ 28.684725] mqueue_inode_cache 1KB 7KB [ 28.690185] nfs_commit_data 3KB 7KB [ 28.695534] nfs_write_data 34KB 37KB [ 28.700884] jbd2_inode 1KB 3KB [ 28.706230] ext4_system_zone 0KB 3KB [ 28.711580] bio-1 1KB 3KB [ 28.716931] rpc_buffers 17KB 19KB [ 28.722289] rpc_tasks 2KB 3KB [ 28.727635] UNIX 770KB 770KB [ 28.732987] tcp_bind_bucket 0KB 4KB [ 28.738337] ip_fib_trie 0KB 3KB [ 28.743682] ip_fib_alias 0KB 3KB [ 28.749027] ip_dst_cache 7KB 8KB [ 28.754372] RAW 5KB 7KB [ 28.759717] UDP 31KB 31KB [ 28.765065] request_sock_TCP 1KB 7KB [ 28.770467] TCP 7KB 7KB [ 28.775820] hugetlbfs_inode_cache 1KB 7KB [ 28.781514] eventpoll_pwq 9KB 11KB [ 28.787664] eventpoll_epi 18KB 23KB [ 28.820676] inotify_inode_mark 3KB 7KB [ 28.858050] request_queue 76KB 158KB [ 28.894200] blkdev_ioc 21KB 23KB [ 28.928511] bio-0 270KB 270KB [ 28.966621] biovec-(1<<(21-12)) 470KB 470KB [ 29.014751] biovec-64 102KB 102KB [ 29.050546] biovec-16 10KB 15KB [ 29.110724] bio_integrity_payload 0KB 4KB [ 29.179200] khugepaged_mm_slot 1KB 3KB [ 29.233194] uid_cache 1KB 3KB [ 29.286915] dmaengine-unmap-2 0KB 3KB [ 29.339232] audit_buffer 0KB 3KB [ 29.347127] skbuff_fclone_cache 138KB 138KB [ 29.352672] skbuff_head_cache 1593KB 1593KB [ 29.358028] configfs_dir_cache 0KB 4KB [ 29.363462] file_lock_cache 158KB 158KB [ 29.368809] file_lock_ctx 1KB 3KB [ 29.374156] fsnotify_mark_connector 2KB 3KB [ 29.380038] shmem_inode_cache 1042KB 1042KB [ 29.385385] task_delay_info 314KB 347KB [ 29.390743] sigqueue 348KB 350KB [ 29.396100] kernfs_node_cache 2156KB 2161KB [ 29.401445] mnt_cache 15KB 20KB [ 29.406800] filp 8646KB 8771KB [ 29.412151] names_cache 112701KB 112739KB [ 29.417507] avc_node 39KB 39KB [ 29.422854] selinux_file_security 442KB 453KB [ 29.428550] selinux_inode_security 1940KB 1940KB [ 29.434775] key_jar 3KB 7KB [ 29.440123] nsproxy 0KB 3KB [ 29.445467] vm_area_struct 17959KB 17959KB [ 29.450984] mm_struct 4320KB 4320KB [ 29.456466] fs_cache 426KB 440KB [ 29.461830] files_cache 1522KB 1522KB [ 29.467178] signal_cache 2436KB 2436KB [ 29.472531] sighand_cache 263KB 277KB [ 29.477887] task_struct 10351KB 10351KB [ 29.483236] cred_jar 2288KB 2288KB [ 29.488583] anon_vma_chain 7453KB 7453KB [ 29.493930] anon_vma 182KB 323KB [ 29.499284] pid 218KB 248KB [ 29.504632] Acpi-Operand 116KB 182KB [ 29.509986] Acpi-ParseExt 0KB 7KB [ 29.515332] Acpi-Parse 8KB 15KB [ 29.520678] Acpi-State 10KB 23KB [ 29.526029] Acpi-Namespace 19KB 23KB [ 29.531380] numa_policy 0KB 3KB [ 29.536727] debug_objects_cache 497KB 500KB [ 29.542246] trace_event_file 145KB 147KB [ 29.547592] ftrace_event_field 257KB 259KB [ 29.553048] pool_workqueue 22KB 24KB [ 29.558422] page->ptl 2972KB 2972KB [ 29.564314] kmalloc-262144 1032KB 1032KB [ 29.569672] kmalloc-131072 650KB 650KB [ 29.575026] kmalloc-65536 264KB 264KB [ 29.580375] kmalloc-32768 627KB 627KB [ 29.585724] kmalloc-16384 148KB 148KB [ 29.591071] kmalloc-8192 503KB 503KB [ 29.596424] kmalloc-4096 8695KB 8733KB [ 29.601775] kmalloc-2048 3130KB 3130KB [ 29.607129] kmalloc-1024 3472KB 3472KB [ 29.612475] kmalloc-512 2657KB 2872KB [ 29.617823] kmalloc-256 2106KB 2456KB [ 29.623170] kmalloc-128 406KB 523KB [ 29.628528] kmalloc-96 298KB 400KB [ 29.633876] kmalloc-64 727KB 836KB [ 29.639225] kmalloc-32 1886KB 2193KB [ 29.644656] kmalloc-192 221KB 288KB [ 29.650019] kmem_cache 100KB 105KB [ 29.655371] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 29.664010] [ 1774] 0 1774 5366 167 90112 0 -1000 udevd [ 29.672229] [ 3201] 0 3201 2493 573 61440 0 0 dhclient [ 29.680636] [ 3344] 0 3344 14298 173 118784 0 0 rsyslogd [ 29.689034] [ 3395] 0 3395 4725 52 81920 0 0 cron [ 29.697107] [ 3417] 0 3417 12927 1227 126976 0 0 restorecond [ 29.705770] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 29.714261] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 29.722318] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 29.730489] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 29.738645] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 29.746788] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 29.754933] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 29.763093] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 29.771241] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 29.779390] [ 3478] 0 3478 5662 454 86016 0 -1000 udevd [ 29.787533] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 29.795673] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 29.803731] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 29.812742] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 29.821750] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 29.830765] [ 3501] 0 3501 286 11 32768 0 0 syzkaller233009 [ 29.839782] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 29.848795] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 29.857807] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 29.866823] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 29.875841] [ 3506] 0 3506 286 11 32768 0 0 syzkaller233009 [ 29.884865] [ 3507] 0 3507 4381 523 36864 0 0 syzkaller233009 [ 29.893874] [ 3508] 0 3508 4381 523 36864 0 0 syzkaller233009 [ 29.902883] [ 3509] 0 3509 4381 523 36864 0 0 syzkaller233009 [ 29.911897] [ 3510] 0 3510 4381 523 36864 0 0 syzkaller233009 [ 29.920907] [ 3511] 0 3511 4381 523 36864 0 0 syzkaller233009 [ 29.929920] [ 3512] 0 3512 4381 523 36864 0 0 syzkaller233009 [ 29.938933] [ 3513] 0 3513 4381 523 36864 0 0 syzkaller233009 [ 29.947949] [ 3514] 0 3514 4381 523 36864 0 0 syzkaller233009 [ 29.956961] Out of memory: Kill process 3417 (restorecond) score 0 or sacrifice child [ 29.965439] Killed process 3417 (restorecond) total-vm:51708kB, anon-rss:4908kB, file-rss:0kB, shmem-rss:0kB [ 29.992800] syzkaller233009 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 30.007481] syzkaller233009 cpuset=/ mems_allowed=0 [ 30.012592] CPU: 1 PID: 3508 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 30.020015] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.029363] Call Trace: [ 30.031925] dump_stack+0x194/0x257 [ 30.035521] ? arch_local_irq_restore+0x53/0x53 [ 30.040159] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 30.045326] dump_header+0x28c/0xe1e [ 30.049021] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 30.054198] ? pagefault_out_of_memory+0x152/0x152 [ 30.059111] ? print_irqtrace_events+0x270/0x270 [ 30.063840] ? __lock_acquire+0x664/0x3e00 [ 30.068044] ? check_noncircular+0x20/0x20 [ 30.072259] ? find_held_lock+0x35/0x1d0 [ 30.076295] ? check_noncircular+0x20/0x20 [ 30.080502] ? task_will_free_mem+0x252/0xaa0 [ 30.084977] ? print_irqtrace_events+0x270/0x270 [ 30.089712] ? ___ratelimit+0x30d/0x630 [ 30.093669] ? lock_downgrade+0x980/0x980 [ 30.097793] ? lock_release+0xa40/0xa40 [ 30.101739] ? mark_held_locks+0xaf/0x100 [ 30.105855] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 30.110927] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.115912] ? trace_hardirqs_on+0xd/0x10 [ 30.120038] ? ___ratelimit+0x95/0x630 [ 30.123897] ? idr_get_free_cmn+0xfd0/0xfd0 [ 30.128184] ? check_noncircular+0x20/0x20 [ 30.132382] ? find_held_lock+0x138/0x1d0 [ 30.136505] oom_kill_process+0x8b5/0x14a0 [ 30.140720] ? has_ns_capability_noaudit+0x163/0x2a0 [ 30.145801] ? lock_downgrade+0x980/0x980 [ 30.149923] ? oom_evaluate_task+0x480/0x480 [ 30.154311] ? security_capable_noaudit+0x8b/0xc0 [ 30.159137] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 30.164224] ? has_capability+0x30/0x30 [ 30.168179] ? do_raw_spin_trylock+0x190/0x190 [ 30.172751] ? check_noncircular+0x20/0x20 [ 30.176981] ? has_capability_noaudit+0x24/0x30 [ 30.181629] ? oom_badness+0xd1/0x980 [ 30.185405] ? lock_release+0xa40/0xa40 [ 30.189353] ? do_try_to_free_pages+0xc53/0x1020 [ 30.194089] ? find_lock_task_mm+0x460/0x460 [ 30.198472] ? find_held_lock+0x35/0x1d0 [ 30.202507] ? out_of_memory+0xb3a/0x1220 [ 30.206630] ? lock_downgrade+0x980/0x980 [ 30.210772] ? lock_release+0xa40/0xa40 [ 30.214738] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 30.219659] ? oom_evaluate_task+0x284/0x480 [ 30.224060] out_of_memory+0x86d/0x1220 [ 30.228041] ? oom_killer_disable+0x310/0x310 [ 30.232519] ? mutex_trylock+0x23a/0x2d0 [ 30.236572] ? __lock_is_held+0xb6/0x140 [ 30.240618] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 30.246066] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 30.250940] ? warn_alloc+0x2b0/0x2b0 [ 30.254732] ? trace_hardirqs_off+0xd/0x10 [ 30.258974] ? mark_held_locks+0xaf/0x100 [ 30.263109] ? _raw_spin_unlock_irq+0x27/0x70 [ 30.267596] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.272601] ? trace_hardirqs_on+0xd/0x10 [ 30.276720] ? _raw_spin_unlock_irq+0x27/0x70 [ 30.281187] ? finish_task_switch+0x1d3/0x740 [ 30.285649] ? finish_task_switch+0x1aa/0x740 [ 30.290136] ? __schedule+0x8f3/0x2060 [ 30.294014] ? __lock_is_held+0xb6/0x140 [ 30.298060] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 30.303921] ? __might_sleep+0x95/0x190 [ 30.307870] __alloc_pages_nodemask+0x9fb/0xd80 [ 30.312522] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 30.317507] ? mark_held_locks+0xaf/0x100 [ 30.321620] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.326610] ? retint_kernel+0x10/0x10 [ 30.330471] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.335460] ? __lock_is_held+0xb6/0x140 [ 30.339501] ? rcu_note_context_switch+0x710/0x710 [ 30.344406] alloc_pages_current+0xb6/0x1e0 [ 30.348699] __vmalloc_node_range+0x409/0x650 [ 30.353170] ? xt_alloc_table_info+0x64/0xe0 [ 30.357544] __vmalloc_node_flags_caller+0x50/0x60 [ 30.362439] ? xt_alloc_table_info+0x64/0xe0 [ 30.366818] kvmalloc_node+0x82/0xd0 [ 30.370503] xt_alloc_table_info+0x64/0xe0 [ 30.374707] do_ip6t_set_ctl+0x29b/0x5f0 [ 30.378742] ? translate_compat_table+0x1c50/0x1c50 [ 30.383740] ? mutex_unlock+0xd/0x10 [ 30.387420] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 30.392667] nf_setsockopt+0x67/0xc0 [ 30.396354] ipv6_setsockopt+0x115/0x150 [ 30.400403] tcp_setsockopt+0x82/0xd0 [ 30.404177] sock_common_setsockopt+0x95/0xd0 [ 30.408652] SyS_setsockopt+0x189/0x360 [ 30.412598] ? SyS_recv+0x40/0x40 [ 30.416026] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 30.420838] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 30.425831] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 30.430560] entry_SYSCALL_64_fastpath+0x23/0x9a [ 30.435289] RIP: 0033:0x4416b9 [ 30.438446] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 30.446119] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 30.453364] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 30.460598] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 30.467838] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 30.475081] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 30.482460] Mem-Info: [ 30.484908] active_anon:6699 inactive_anon:62 isolated_anon:0 [ 30.484908] active_file:14 inactive_file:0 isolated_file:18 [ 30.484908] unevictable:0 dirty:0 writeback:0 unstable:0 [ 30.484908] slab_reclaimable:7254 slab_unreclaimable:82829 [ 30.484908] mapped:5 shmem:68 pagetables:347 bounce:0 [ 30.484908] free:24013 free_pcp:59 free_cma:0 [ 30.516997] Node 0 active_anon:26796kB inactive_anon:248kB active_file:56kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):72kB mapped:20kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 30.543913] 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 [ 30.570046] lowmem_reserve[]: 0 2870 6381 6381 [ 30.574628] Node 0 DMA32 free:43928kB min:30332kB low:37912kB high:45492kB active_anon:24kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 30.601864] lowmem_reserve[]: 0 0 3510 3510 [ 30.606191] Node 0 Normal free:36216kB min:37084kB low:46352kB high:55620kB active_anon:26772kB inactive_anon:248kB active_file:56kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3328kB pagetables:1388kB bounce:0kB free_pcp:236kB local_pcp:120kB free_cma:0kB [ 30.635522] lowmem_reserve[]: 0 0 0 0 [ 30.639327] 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 [ 30.652921] Node 0 DMA32: 2*4kB (M) 2*8kB (M) 2*16kB (M) 3*32kB (UM) 4*64kB (M) 4*128kB (M) 4*256kB (M) 4*512kB (UM) 3*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 43928kB [ 30.667983] Node 0 Normal: 468*4kB (ME) 347*8kB (UME) 235*16kB (UME) 157*32kB (UME) 76*64kB (M) 54*128kB (M) 27*256kB (UM) 8*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 36216kB [ 30.683479] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 30.692040] 90 total pagecache pages [ 30.695744] 0 pages in swap cache [ 30.699177] Swap cache stats: add 0, delete 0, find 0/0 [ 30.704532] Free swap = 0kB [ 30.707535] Total swap = 0kB [ 30.710536] 1965979 pages RAM [ 30.713627] 0 pages HighMem/MovableOnly [ 30.717594] 327756 pages reserved [ 30.721066] Unreclaimable slab info: [ 30.724799] Name Used Total [ 30.730333] hashtab_node 118KB 119KB [ 30.735680] ebitmap_node 391KB 393KB [ 30.741037] avtab_node 1012KB 1013KB [ 30.746399] TIPC 1KB 7KB [ 30.751756] SCTPv6 2KB 4KB [ 30.757214] DCCPv6 2KB 7KB [ 30.762595] DCCP 2KB 6KB [ 30.767999] fib6_nodes 0KB 4KB [ 30.773391] ip6_dst_cache 6KB 7KB [ 30.778744] RAWv6 9KB 13KB [ 30.784091] UDPv6 14KB 14KB [ 30.789442] TCPv6 25KB 28KB [ 30.794797] sd_ext_cdb 0KB 3KB [ 30.800155] scsi_sense_cache 83KB 108KB [ 30.805506] virtio_scsi_cmd 16KB 16KB [ 30.810874] sgpool-128 8KB 8KB [ 30.816248] sgpool-64 4KB 6KB [ 30.821607] sgpool-32 58KB 70KB [ 30.826955] sgpool-16 24KB 26KB [ 30.832312] sgpool-8 165KB 165KB [ 30.837674] cfq_io_cq 18KB 19KB [ 30.843021] cfq_queue 30KB 30KB [ 30.848384] mqueue_inode_cache 1KB 7KB [ 30.853852] nfs_commit_data 3KB 7KB [ 30.859201] nfs_write_data 34KB 37KB [ 30.864559] jbd2_inode 1KB 3KB [ 30.869910] ext4_system_zone 0KB 3KB [ 30.875268] bio-1 1KB 3KB [ 30.880630] rpc_buffers 17KB 19KB [ 30.885996] rpc_tasks 2KB 3KB [ 30.891370] UNIX 770KB 770KB [ 30.896735] tcp_bind_bucket 0KB 4KB [ 30.902086] ip_fib_trie 0KB 3KB [ 30.907434] ip_fib_alias 0KB 3KB [ 30.912781] ip_dst_cache 7KB 8KB [ 30.918139] RAW 5KB 7KB [ 30.923492] UDP 31KB 31KB [ 30.928842] request_sock_TCP 0KB 7KB [ 30.934861] TCP 7KB 7KB [ 30.940212] hugetlbfs_inode_cache 1KB 7KB [ 30.945914] eventpoll_pwq 9KB 11KB [ 30.951262] eventpoll_epi 18KB 23KB [ 30.956626] inotify_inode_mark 3KB 7KB [ 30.962076] request_queue 53KB 135KB [ 30.967433] blkdev_ioc 27KB 27KB [ 30.972783] bio-0 273KB 273KB [ 30.978145] biovec-(1<<(21-12)) 470KB 470KB [ 30.983684] biovec-64 96KB 102KB [ 30.989034] biovec-16 10KB 15KB [ 30.994392] bio_integrity_payload 0KB 4KB [ 31.000143] khugepaged_mm_slot 1KB 3KB [ 31.005615] uid_cache 1KB 3KB [ 31.010983] dmaengine-unmap-2 0KB 3KB [ 31.016348] audit_buffer 0KB 3KB [ 31.021757] skbuff_fclone_cache 136KB 138KB [ 31.027324] skbuff_head_cache 1593KB 1593KB [ 31.032701] configfs_dir_cache 0KB 4KB [ 31.038148] file_lock_cache 156KB 158KB [ 31.043496] file_lock_ctx 1KB 3KB [ 31.048857] fsnotify_mark_connector 2KB 3KB [ 31.054738] shmem_inode_cache 1041KB 1042KB [ 31.060098] task_delay_info 313KB 347KB [ 31.065454] sigqueue 348KB 350KB [ 31.070802] kernfs_node_cache 2156KB 2161KB [ 31.076179] mnt_cache 15KB 20KB [ 31.081526] filp 8640KB 8763KB [ 31.086886] names_cache 112693KB 112731KB [ 31.092236] avc_node 39KB 39KB [ 31.097582] selinux_file_security 441KB 453KB [ 31.103310] selinux_inode_security 1939KB 1940KB [ 31.109093] key_jar 3KB 7KB [ 31.114444] nsproxy 0KB 3KB [ 31.119790] vm_area_struct 17956KB 17959KB [ 31.125176] mm_struct 4317KB 4320KB [ 31.130532] fs_cache 420KB 440KB [ 31.135891] files_cache 1520KB 1522KB [ 31.141243] signal_cache 2429KB 2436KB [ 31.146627] sighand_cache 252KB 277KB [ 31.151979] task_struct 10345KB 10345KB [ 31.157332] cred_jar 2286KB 2288KB [ 31.162679] anon_vma_chain 7451KB 7453KB [ 31.168034] anon_vma 177KB 323KB [ 31.173397] pid 215KB 248KB [ 31.178747] Acpi-Operand 106KB 170KB [ 31.184098] Acpi-ParseExt 0KB 3KB [ 31.189445] Acpi-Parse 0KB 7KB [ 31.194794] Acpi-State 0KB 11KB [ 31.200151] Acpi-Namespace 19KB 23KB [ 31.205501] numa_policy 0KB 3KB [ 31.210847] debug_objects_cache 497KB 500KB [ 31.216367] trace_event_file 145KB 147KB [ 31.221713] ftrace_event_field 257KB 259KB [ 31.227166] pool_workqueue 22KB 24KB [ 31.232534] page->ptl 2970KB 2972KB [ 31.237955] kmalloc-262144 1032KB 1032KB [ 31.243340] kmalloc-131072 650KB 650KB [ 31.248684] kmalloc-65536 264KB 264KB [ 31.254084] kmalloc-32768 627KB 627KB [ 31.259432] kmalloc-16384 148KB 148KB [ 31.264777] kmalloc-8192 503KB 503KB [ 31.270127] kmalloc-4096 8687KB 8725KB [ 31.275497] kmalloc-2048 3128KB 3130KB [ 31.280856] kmalloc-1024 3480KB 3480KB [ 31.286205] kmalloc-512 2650KB 2872KB [ 31.291560] kmalloc-256 2089KB 2445KB [ 31.296905] kmalloc-128 406KB 523KB [ 31.302252] kmalloc-96 298KB 400KB [ 31.307604] kmalloc-64 724KB 836KB [ 31.312957] kmalloc-32 1878KB 2193KB [ 31.318334] kmalloc-192 197KB 256KB [ 31.323681] kmem_cache 100KB 105KB [ 31.329031] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 31.337653] [ 1774] 0 1774 5366 167 90112 0 -1000 udevd [ 31.345829] [ 3201] 0 3201 2493 573 61440 0 0 dhclient [ 31.354227] [ 3344] 0 3344 14298 173 118784 0 0 rsyslogd [ 31.362629] [ 3395] 0 3395 4725 52 81920 0 0 cron [ 31.370680] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 31.379189] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 31.387245] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 31.395390] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 31.403517] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 31.411648] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 31.419845] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 31.428035] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 31.436186] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 31.444323] [ 3478] 0 3478 5662 454 86016 0 -1000 udevd [ 31.452454] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 31.460587] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 31.468670] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 31.477671] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 31.486678] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 31.495729] [ 3501] 0 3501 286 11 32768 0 0 syzkaller233009 [ 31.504732] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 31.513740] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 31.522746] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 31.531753] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 31.540771] [ 3506] 0 3506 286 11 32768 0 0 syzkaller233009 [ 31.549785] [ 3507] 0 3507 4381 523 36864 0 0 syzkaller233009 [ 31.558796] [ 3508] 0 3508 4381 523 36864 0 0 syzkaller233009 [ 31.567820] [ 3509] 0 3509 4381 523 36864 0 0 syzkaller233009 [ 31.576820] [ 3510] 0 3510 4381 523 36864 0 0 syzkaller233009 [ 31.585827] [ 3511] 0 3511 4381 523 36864 0 0 syzkaller233009 [ 31.594826] [ 3512] 0 3512 4381 523 36864 0 0 syzkaller233009 [ 31.603838] [ 3513] 0 3513 4381 523 36864 0 0 syzkaller233009 [ 31.612835] [ 3514] 0 3514 4381 523 36864 0 0 syzkaller233009 [ 31.621839] Out of memory: Kill process 3201 (dhclient) score 0 or sacrifice child [ 31.629870] Killed process 3201 (dhclient) total-vm:9972kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 31.688509] syzkaller233009 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 31.700573] syzkaller233009 cpuset=/ mems_allowed=0 [ 31.705619] CPU: 0 PID: 3502 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 31.713047] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 31.722385] Call Trace: [ 31.724944] dump_stack+0x194/0x257 [ 31.728547] ? arch_local_irq_restore+0x53/0x53 [ 31.733188] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 31.738356] dump_header+0x28c/0xe1e [ 31.742052] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 31.747227] ? pagefault_out_of_memory+0x152/0x152 [ 31.752125] ? check_noncircular+0x20/0x20 [ 31.756332] ? print_irqtrace_events+0x270/0x270 [ 31.761059] ? __lock_acquire+0x664/0x3e00 [ 31.765262] ? check_noncircular+0x20/0x20 [ 31.769470] ? find_held_lock+0x35/0x1d0 [ 31.773504] ? check_noncircular+0x20/0x20 [ 31.777705] ? task_will_free_mem+0x252/0xaa0 [ 31.782172] ? print_irqtrace_events+0x270/0x270 [ 31.786902] ? ___ratelimit+0x30d/0x630 [ 31.790843] ? lock_downgrade+0x980/0x980 [ 31.794969] ? lock_release+0xa40/0xa40 [ 31.798916] ? mark_held_locks+0xaf/0x100 [ 31.803035] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 31.808110] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 31.813099] ? trace_hardirqs_on+0xd/0x10 [ 31.817217] ? ___ratelimit+0x95/0x630 [ 31.821078] ? idr_get_free_cmn+0xfd0/0xfd0 [ 31.825376] ? check_noncircular+0x20/0x20 [ 31.829580] ? find_held_lock+0x138/0x1d0 [ 31.833714] oom_kill_process+0x8b5/0x14a0 [ 31.837926] ? has_ns_capability_noaudit+0x163/0x2a0 [ 31.843003] ? lock_downgrade+0x980/0x980 [ 31.847132] ? oom_evaluate_task+0x480/0x480 [ 31.851537] ? security_capable_noaudit+0x8b/0xc0 [ 31.856363] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 31.861444] ? has_capability+0x30/0x30 [ 31.865390] ? do_raw_spin_trylock+0x190/0x190 [ 31.869948] ? check_noncircular+0x20/0x20 [ 31.874156] ? has_capability_noaudit+0x24/0x30 [ 31.878794] ? oom_badness+0xd1/0x980 [ 31.882567] ? lock_release+0xa40/0xa40 [ 31.886507] ? do_try_to_free_pages+0xc53/0x1020 [ 31.891233] ? find_lock_task_mm+0x460/0x460 [ 31.895620] ? find_held_lock+0x35/0x1d0 [ 31.899665] ? out_of_memory+0xb3a/0x1220 [ 31.903801] ? lock_downgrade+0x980/0x980 [ 31.907920] ? lock_release+0xa40/0xa40 [ 31.911860] ? lock_acquire+0x1d5/0x580 [ 31.915807] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 31.920711] ? oom_evaluate_task+0x284/0x480 [ 31.925092] out_of_memory+0x86d/0x1220 [ 31.929047] ? oom_killer_disable+0x310/0x310 [ 31.933511] ? mutex_trylock+0x23a/0x2d0 [ 31.937548] ? __lock_is_held+0xb6/0x140 [ 31.941583] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 31.947016] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 31.951856] ? warn_alloc+0x2b0/0x2b0 [ 31.955623] ? lock_downgrade+0x980/0x980 [ 31.959750] ? radix_tree_lookup_slot+0x99/0xe0 [ 31.964406] ? find_get_entry+0x53c/0x9e0 [ 31.968534] ? find_held_lock+0x35/0x1d0 [ 31.972569] ? __lock_acquire+0x664/0x3e00 [ 31.976781] ? __lock_is_held+0xb6/0x140 [ 31.980829] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 31.986709] ? __might_sleep+0x95/0x190 [ 31.990655] __alloc_pages_nodemask+0x9fb/0xd80 [ 31.995296] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 32.000280] ? add_to_page_cache_lru+0x510/0x510 [ 32.005034] ? check_noncircular+0x20/0x20 [ 32.009244] ? check_noncircular+0x20/0x20 [ 32.013453] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 32.018200] alloc_pages_current+0xb6/0x1e0 [ 32.022494] __page_cache_alloc+0x334/0x500 [ 32.026786] ? rcu_read_lock_held+0xa9/0xc0 [ 32.031078] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 32.038415] filemap_fault+0xefc/0x1c20 [ 32.042356] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 32.047532] ? __lock_page_or_retry+0x4f0/0x4f0 [ 32.052179] ? filemap_map_pages+0x942/0x15d0 [ 32.056653] ? find_get_entries_tag+0xeb0/0xeb0 [ 32.061295] ? check_noncircular+0x20/0x20 [ 32.065499] ? check_noncircular+0x20/0x20 [ 32.069703] ? switched_to_fair+0xb0/0xb0 [ 32.073822] ? print_irqtrace_events+0x270/0x270 [ 32.078544] ? print_irqtrace_events+0x270/0x270 [ 32.083268] ? pick_next_entity+0x197/0x400 [ 32.087572] ? lock_acquire+0x1d5/0x580 [ 32.091516] ? lock_acquire+0x1d5/0x580 [ 32.095464] ? ext4_filemap_fault+0x7a/0xad [ 32.099753] ? __lock_acquire+0x664/0x3e00 [ 32.103957] ? lock_release+0xa40/0xa40 [ 32.107899] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 32.113753] ? rcu_note_context_switch+0x710/0x710 [ 32.118658] ? __might_sleep+0x95/0x190 [ 32.122602] ? down_read+0x96/0x150 [ 32.126195] ? ext4_filemap_fault+0x7a/0xad [ 32.130490] ? __down_interruptible+0x6b0/0x6b0 [ 32.135133] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 32.140290] ? copy_overflow+0x20/0x20 [ 32.144148] ext4_filemap_fault+0x82/0xad [ 32.148264] __do_fault+0xeb/0x30f [ 32.151775] ? pte_offset_kernel+0xc7/0xc7 [ 32.155987] ? check_noncircular+0x20/0x20 [ 32.160189] ? hrtimer_active+0x2fb/0x410 [ 32.164312] __handle_mm_fault+0x1d8f/0x3ce0 [ 32.168691] ? __pmd_alloc+0x4e0/0x4e0 [ 32.172552] ? find_held_lock+0x35/0x1d0 [ 32.176587] ? handle_mm_fault+0x248/0x8d0 [ 32.180789] ? lock_downgrade+0x980/0x980 [ 32.184925] handle_mm_fault+0x334/0x8d0 [ 32.188953] ? down_read_trylock+0xdb/0x170 [ 32.193243] ? __do_page_fault+0x32d/0xc90 [ 32.197446] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 32.201992] ? vmacache_find+0x5f/0x280 [ 32.205937] ? find_vma+0x30/0x150 [ 32.209447] __do_page_fault+0x5c9/0xc90 [ 32.213478] ? kernel_wait4+0x26e/0x370 [ 32.217438] ? mm_fault_error+0x2c0/0x2c0 [ 32.221561] do_page_fault+0xee/0x720 [ 32.225327] ? nanosleep_copyout+0x100/0x100 [ 32.229702] ? __do_page_fault+0xc90/0xc90 [ 32.233902] ? enqueue_hrtimer+0x4a0/0x4a0 [ 32.238122] ? entry_SYSCALL_64_fastpath+0x4f/0x9a [ 32.243028] ? page_fault+0x36/0x60 [ 32.246623] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 32.251434] ? page_fault+0x36/0x60 [ 32.255033] page_fault+0x4c/0x60 [ 32.258453] RIP: 0033:0x43fed0 [ 32.261609] RSP: 002b:00007ffc9c2c2a98 EFLAGS: 00010246 [ 32.266938] RAX: 0000000000000000 RBX: 0000000000000db5 RCX: 000000000043fed0 [ 32.274173] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc9c2c2aa0 [ 32.281408] RBP: 00000000000065bc R08: 0000000000000dae R09: 0000000001446940 [ 32.288648] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000db5 [ 32.295884] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 32.303352] Mem-Info: [ 32.306610] active_anon:6126 inactive_anon:62 isolated_anon:0 [ 32.306610] active_file:13 inactive_file:13 isolated_file:0 [ 32.306610] unevictable:0 dirty:0 writeback:0 unstable:0 [ 32.306610] slab_reclaimable:7256 slab_unreclaimable:82834 [ 32.306610] mapped:2 shmem:68 pagetables:338 bounce:0 [ 32.306610] free:24145 free_pcp:221 free_cma:0 [ 32.338763] Node 0 active_anon:24504kB inactive_anon:248kB active_file:52kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 32.365675] 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 [ 32.391825] lowmem_reserve[]: 0 2870 6381 6381 [ 32.396458] Node 0 DMA32 free:43928kB min:30332kB low:37912kB high:45492kB active_anon:24kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 32.423734] lowmem_reserve[]: 0 0 3510 3510 [ 32.428102] Node 0 Normal free:36744kB min:37084kB low:46352kB high:55620kB active_anon:24480kB inactive_anon:248kB active_file:52kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3296kB pagetables:1352kB bounce:0kB free_pcp:884kB local_pcp:144kB free_cma:0kB [ 32.461690] lowmem_reserve[]: 0 0 0 0 [ 32.468458] 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 [ 32.482918] Node 0 DMA32: 2*4kB (M) 2*8kB (M) 2*16kB (M) 3*32kB (UM) 4*64kB (M) 4*128kB (M) 4*256kB (M) 4*512kB (UM) 3*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 43928kB [ 32.680117] Node 0 Normal: 426*4kB (ME) 350*8kB (UME) 235*16kB (ME) 154*32kB (UME) 82*64kB (UM) 53*128kB (M) 29*256kB (M) 8*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 36744kB [ 32.848874] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 32.942566] 94 total pagecache pages [ 32.985823] 0 pages in swap cache [ 33.015735] Swap cache stats: add 0, delete 0, find 0/0 [ 33.024105] Free swap = 0kB [ 33.027135] Total swap = 0kB [ 33.030137] 1965979 pages RAM [ 33.033221] 0 pages HighMem/MovableOnly [ 33.037175] 327756 pages reserved [ 33.040609] Unreclaimable slab info: [ 33.044304] Name Used Total [ 33.049830] hashtab_node 118KB 119KB [ 33.055202] ebitmap_node 390KB 393KB [ 33.060556] avtab_node 1012KB 1013KB [ 33.065941] TIPC 1KB 7KB [ 33.071304] SCTPv6 2KB 4KB [ 33.076677] DCCPv6 2KB 7KB [ 33.082199] DCCP 2KB 6KB [ 33.087556] fib6_nodes 0KB 4KB [ 33.092907] ip6_dst_cache 5KB 7KB [ 33.098282] RAWv6 9KB 13KB [ 33.103686] UDPv6 14KB 14KB [ 33.109163] TCPv6 25KB 28KB [ 33.114537] sd_ext_cdb 0KB 3KB [ 33.119907] scsi_sense_cache 83KB 108KB [ 33.125297] virtio_scsi_cmd 16KB 16KB [ 33.130977] sgpool-128 8KB 8KB [ 33.136359] sgpool-64 4KB 6KB [ 33.141712] sgpool-32 58KB 70KB [ 33.147057] sgpool-16 24KB 26KB [ 33.152410] sgpool-8 165KB 165KB [ 33.157757] cfq_io_cq 18KB 19KB [ 33.163103] cfq_queue 30KB 30KB [ 33.168478] mqueue_inode_cache 1KB 7KB [ 33.173914] nfs_commit_data 3KB 7KB [ 33.179278] nfs_write_data 34KB 37KB [ 33.184629] jbd2_inode 1KB 3KB [ 33.189976] ext4_system_zone 0KB 3KB [ 33.195343] bio-1 1KB 3KB [ 33.200694] rpc_buffers 17KB 19KB [ 33.206050] rpc_tasks 2KB 3KB [ 33.211398] UNIX 770KB 770KB [ 33.216778] tcp_bind_bucket 0KB 4KB [ 33.222150] ip_fib_trie 0KB 3KB [ 33.227537] ip_fib_alias 0KB 3KB [ 33.233105] ip_dst_cache 7KB 8KB [ 33.238490] RAW 5KB 7KB [ 33.243840] UDP 31KB 31KB [ 33.249644] request_sock_TCP 0KB 7KB [ 33.255021] TCP 7KB 7KB [ 33.260370] hugetlbfs_inode_cache 1KB 7KB [ 33.266071] eventpoll_pwq 9KB 11KB [ 33.271416] eventpoll_epi 18KB 23KB [ 33.276763] inotify_inode_mark 3KB 7KB [ 33.282198] request_queue 53KB 135KB [ 33.287545] blkdev_ioc 27KB 27KB [ 33.292891] bio-0 273KB 273KB [ 33.298235] biovec-(1<<(21-12)) 470KB 470KB [ 33.303756] biovec-64 95KB 102KB [ 33.309111] biovec-16 10KB 15KB [ 33.314487] bio_integrity_payload 0KB 4KB [ 33.320195] khugepaged_mm_slot 1KB 3KB [ 33.325675] uid_cache 1KB 3KB [ 33.331025] dmaengine-unmap-2 0KB 3KB [ 33.336541] audit_buffer 0KB 3KB [ 33.341904] skbuff_fclone_cache 136KB 138KB [ 33.347437] skbuff_head_cache 1593KB 1593KB [ 33.352793] configfs_dir_cache 0KB 4KB [ 33.358229] file_lock_cache 156KB 158KB [ 33.363604] file_lock_ctx 1KB 3KB [ 33.368953] fsnotify_mark_connector 2KB 3KB [ 33.374823] shmem_inode_cache 1041KB 1042KB [ 33.380168] task_delay_info 312KB 347KB [ 33.385515] sigqueue 348KB 350KB [ 33.390861] kernfs_node_cache 2156KB 2161KB [ 33.396208] mnt_cache 15KB 20KB [ 33.401558] filp 8633KB 8760KB [ 33.406906] names_cache 112684KB 112722KB [ 33.412255] avc_node 39KB 39KB [ 33.417604] selinux_file_security 440KB 453KB [ 33.423299] selinux_inode_security 1938KB 1940KB [ 33.429101] key_jar 3KB 7KB [ 33.434460] nsproxy 0KB 3KB [ 33.439833] vm_area_struct 17953KB 17959KB [ 33.445378] mm_struct 4315KB 4320KB [ 33.451211] fs_cache 418KB 440KB [ 33.456566] files_cache 1519KB 1522KB [ 33.461914] signal_cache 2429KB 2436KB [ 33.467270] sighand_cache 240KB 277KB [ 33.472616] task_struct 10345KB 10345KB [ 33.477976] cred_jar 2285KB 2288KB [ 33.483320] anon_vma_chain 7449KB 7453KB [ 33.488665] anon_vma 171KB 323KB [ 33.494022] pid 212KB 248KB [ 33.499385] Acpi-Operand 106KB 170KB [ 33.504734] Acpi-ParseExt 0KB 3KB [ 33.510097] Acpi-Parse 0KB 7KB [ 33.515455] Acpi-State 0KB 11KB [ 33.520821] Acpi-Namespace 19KB 23KB [ 33.526180] numa_policy 0KB 3KB [ 33.531530] debug_objects_cache 497KB 500KB [ 33.537051] trace_event_file 145KB 147KB [ 33.542492] ftrace_event_field 257KB 259KB [ 33.547936] pool_workqueue 22KB 24KB [ 33.553298] page->ptl 2968KB 2972KB [ 33.558661] kmalloc-262144 1032KB 1032KB [ 33.564044] kmalloc-131072 650KB 650KB [ 33.569404] kmalloc-65536 264KB 264KB [ 33.574766] kmalloc-32768 627KB 627KB [ 33.580115] kmalloc-16384 148KB 148KB [ 33.585474] kmalloc-8192 503KB 503KB [ 33.590846] kmalloc-4096 8687KB 8725KB [ 33.596224] kmalloc-2048 3125KB 3130KB [ 33.601571] kmalloc-1024 3480KB 3480KB [ 33.606917] kmalloc-512 2650KB 2872KB [ 33.612262] kmalloc-256 2085KB 2441KB [ 33.617613] kmalloc-128 405KB 523KB [ 33.622960] kmalloc-96 298KB 400KB [ 33.628309] kmalloc-64 724KB 836KB [ 33.633667] kmalloc-32 1878KB 2193KB [ 33.639041] kmalloc-192 197KB 256KB [ 33.644407] kmem_cache 100KB 105KB [ 33.649756] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 33.658355] [ 1774] 0 1774 5366 167 90112 0 -1000 udevd [ 33.666495] [ 3344] 0 3344 14298 173 118784 0 0 rsyslogd [ 33.674909] [ 3395] 0 3395 4725 52 81920 0 0 cron [ 33.682962] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 33.691441] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 33.699494] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 33.707631] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 33.715762] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 33.723916] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 33.732052] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 33.740188] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 33.748335] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 33.756471] [ 3478] 0 3478 5662 454 86016 0 -1000 udevd [ 33.764638] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 33.772814] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 33.780914] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 33.789924] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 33.798946] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 33.807949] [ 3501] 0 3501 286 11 32768 0 0 syzkaller233009 [ 33.816958] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 33.825959] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 33.834966] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 33.843964] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 33.852965] [ 3506] 0 3506 286 11 32768 0 0 syzkaller233009 [ 33.861972] [ 3507] 0 3507 4381 523 36864 0 0 syzkaller233009 [ 33.870978] [ 3508] 0 3508 4381 523 36864 0 0 syzkaller233009 [ 33.879988] [ 3509] 0 3509 4381 523 36864 0 0 syzkaller233009 [ 33.889009] [ 3510] 0 3510 4381 523 36864 0 0 syzkaller233009 [ 33.898064] [ 3511] 0 3511 4381 523 36864 0 0 syzkaller233009 [ 33.907085] [ 3512] 0 3512 4381 523 36864 0 0 syzkaller233009 [ 33.916106] [ 3513] 0 3513 4381 523 36864 0 0 syzkaller233009 [ 33.925123] [ 3514] 0 3514 4381 523 36864 0 0 syzkaller233009 [ 33.934135] Out of memory: Kill process 3507 (syzkaller233009) score 0 or sacrifice child [ 33.942508] Killed process 3507 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 33.954537] oom_reaper: reaped process 3507 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 33.994887] syzkaller233009 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 34.008525] syzkaller233009 cpuset=/ mems_allowed=0 [ 34.013579] CPU: 1 PID: 3513 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 34.021007] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.030345] Call Trace: [ 34.032920] dump_stack+0x194/0x257 [ 34.036541] ? arch_local_irq_restore+0x53/0x53 [ 34.041199] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 34.046386] dump_header+0x28c/0xe1e [ 34.050097] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 34.055270] ? print_irqtrace_events+0x270/0x270 [ 34.060022] ? pagefault_out_of_memory+0x152/0x152 [ 34.064936] ? check_noncircular+0x20/0x20 [ 34.069164] ? print_irqtrace_events+0x270/0x270 [ 34.073911] ? __lock_acquire+0x664/0x3e00 [ 34.078137] ? check_noncircular+0x20/0x20 [ 34.082384] ? find_held_lock+0x35/0x1d0 [ 34.086442] ? check_noncircular+0x20/0x20 [ 34.090660] ? task_will_free_mem+0x252/0xaa0 [ 34.095152] ? print_irqtrace_events+0x270/0x270 [ 34.099906] ? ___ratelimit+0x30d/0x630 [ 34.103871] ? lock_downgrade+0x980/0x980 [ 34.108010] ? lock_release+0xa40/0xa40 [ 34.111975] ? mark_held_locks+0xaf/0x100 [ 34.116110] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 34.121200] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.126204] ? trace_hardirqs_on+0xd/0x10 [ 34.130342] ? ___ratelimit+0x95/0x630 [ 34.134217] ? idr_get_free_cmn+0xfd0/0xfd0 [ 34.138520] ? check_noncircular+0x20/0x20 [ 34.142737] ? find_held_lock+0x138/0x1d0 [ 34.146886] oom_kill_process+0x8b5/0x14a0 [ 34.151116] ? has_ns_capability_noaudit+0x163/0x2a0 [ 34.156207] ? lock_downgrade+0x980/0x980 [ 34.160350] ? oom_evaluate_task+0x480/0x480 [ 34.164760] ? security_capable_noaudit+0x8b/0xc0 [ 34.169600] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 34.174689] ? has_capability+0x30/0x30 [ 34.178651] ? do_raw_spin_trylock+0x190/0x190 [ 34.183219] ? check_noncircular+0x20/0x20 [ 34.187446] ? has_capability_noaudit+0x24/0x30 [ 34.192099] ? oom_badness+0xd1/0x980 [ 34.195881] ? lock_release+0xa40/0xa40 [ 34.199845] ? do_try_to_free_pages+0xc53/0x1020 [ 34.204594] ? find_lock_task_mm+0x460/0x460 [ 34.208999] ? find_held_lock+0x35/0x1d0 [ 34.213064] ? out_of_memory+0xb3a/0x1220 [ 34.217203] ? lock_downgrade+0x980/0x980 [ 34.221341] ? lock_release+0xa40/0xa40 [ 34.225304] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 34.230231] ? oom_evaluate_task+0x284/0x480 [ 34.234632] out_of_memory+0x86d/0x1220 [ 34.238591] ? trace_hardirqs_on+0xd/0x10 [ 34.242735] ? oom_killer_disable+0x310/0x310 [ 34.247211] ? mutex_trylock+0x23a/0x2d0 [ 34.251261] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 34.256695] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 34.262582] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 34.267462] ? warn_alloc+0x2b0/0x2b0 [ 34.271264] ? print_irqtrace_events+0x270/0x270 [ 34.276006] ? check_noncircular+0x20/0x20 [ 34.280232] ? switched_to_fair+0xb0/0xb0 [ 34.284371] ? __enqueue_entity+0x109/0x1e0 [ 34.288689] ? mark_held_locks+0xaf/0x100 [ 34.292824] ? retint_kernel+0x10/0x10 [ 34.296701] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.301703] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.306515] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 34.312404] ? __might_sleep+0x95/0x190 [ 34.316370] __alloc_pages_nodemask+0x9fb/0xd80 [ 34.321035] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 34.326041] ? __sched_text_start+0x8/0x8 [ 34.330183] ? retint_kernel+0x10/0x10 [ 34.334064] ? __lock_is_held+0xb6/0x140 [ 34.338107] ? __vmalloc_node_range+0x4b7/0x650 [ 34.342783] ? rcu_note_context_switch+0x710/0x710 [ 34.347708] alloc_pages_current+0xb6/0x1e0 [ 34.352024] __vmalloc_node_range+0x409/0x650 [ 34.356524] ? xt_alloc_table_info+0x64/0xe0 [ 34.360921] __vmalloc_node_flags_caller+0x50/0x60 [ 34.365843] ? xt_alloc_table_info+0x64/0xe0 [ 34.370240] kvmalloc_node+0x82/0xd0 [ 34.373941] xt_alloc_table_info+0x64/0xe0 [ 34.378163] do_ip6t_set_ctl+0x29b/0x5f0 [ 34.382215] ? translate_compat_table+0x1c50/0x1c50 [ 34.387235] ? mutex_unlock+0xd/0x10 [ 34.390931] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 34.396199] nf_setsockopt+0x67/0xc0 [ 34.399904] ipv6_setsockopt+0x115/0x150 [ 34.403960] tcp_setsockopt+0x82/0xd0 [ 34.407752] sock_common_setsockopt+0x95/0xd0 [ 34.412237] SyS_setsockopt+0x189/0x360 [ 34.416200] ? SyS_recv+0x40/0x40 [ 34.419641] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 34.424471] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.429473] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.434226] entry_SYSCALL_64_fastpath+0x23/0x9a [ 34.438963] RIP: 0033:0x4416b9 [ 34.442133] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 34.449829] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 34.457081] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 34.464330] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 34.471580] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 34.478836] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 34.486207] Mem-Info: [ 34.496164] active_anon:5614 inactive_anon:62 isolated_anon:0 [ 34.496164] active_file:17 inactive_file:0 isolated_file:0 [ 34.496164] unevictable:0 dirty:0 writeback:0 unstable:0 [ 34.496164] slab_reclaimable:7256 slab_unreclaimable:82830 [ 34.496164] mapped:3 shmem:68 pagetables:338 bounce:0 [ 34.496164] free:15899 free_pcp:60 free_cma:0 [ 34.556486] syzkaller233009: vmalloc: allocation failure, allocated 855773184 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 34.556501] syzkaller233009 cpuset=/ mems_allowed=0 [ 34.556550] CPU: 1 PID: 3507 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 34.556554] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.556557] Call Trace: [ 34.556571] dump_stack+0x194/0x257 [ 34.556586] ? arch_local_irq_restore+0x53/0x53 [ 34.556594] ? idr_get_free_cmn+0xfd0/0xfd0 [ 34.556623] warn_alloc+0x19a/0x2b0 [ 34.556637] ? zone_watermark_ok_safe+0x400/0x400 [ 34.556665] ? rcu_note_context_switch+0x710/0x710 [ 34.556697] __vmalloc_node_range+0x482/0x650 [ 34.556724] ? xt_alloc_table_info+0x64/0xe0 [ 34.556734] __vmalloc_node_flags_caller+0x50/0x60 [ 34.556744] ? xt_alloc_table_info+0x64/0xe0 [ 34.556759] kvmalloc_node+0x82/0xd0 [ 34.556774] xt_alloc_table_info+0x64/0xe0 [ 34.556788] do_ip6t_set_ctl+0x29b/0x5f0 [ 34.556804] ? translate_compat_table+0x1c50/0x1c50 [ 34.556842] ? mutex_unlock+0xd/0x10 [ 34.556851] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 34.556867] nf_setsockopt+0x67/0xc0 [ 34.556884] ipv6_setsockopt+0x115/0x150 [ 34.556902] tcp_setsockopt+0x82/0xd0 [ 34.556919] sock_common_setsockopt+0x95/0xd0 [ 34.556938] SyS_setsockopt+0x189/0x360 [ 34.556955] ? SyS_recv+0x40/0x40 [ 34.556967] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 34.556981] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.556994] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.557017] entry_SYSCALL_64_fastpath+0x23/0x9a [ 34.557024] RIP: 0033:0x4416b9 [ 34.557028] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 34.557036] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 34.557040] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 34.557044] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 34.557049] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 34.557053] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 34.557195] Mem-Info: [ 34.557212] active_anon:5614 inactive_anon:62 isolated_anon:0 [ 34.557212] active_file:14 inactive_file:8 isolated_file:0 [ 34.557212] unevictable:0 dirty:0 writeback:0 unstable:0 [ 34.557212] slab_reclaimable:7256 slab_unreclaimable:82830 [ 34.557212] mapped:3 shmem:68 pagetables:338 bounce:0 [ 34.557212] free:15899 free_pcp:60 free_cma:0 [ 34.557227] Node 0 active_anon:22456kB inactive_anon:248kB active_file:56kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:12kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 34.557229] 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 [ 34.557247] lowmem_reserve[]: 0 2870 6381 6381 [ 34.557261] Node 0 DMA32 free:29172kB min:30332kB low:37912kB high:45492kB active_anon:24kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 34.557278] lowmem_reserve[]: 0 0 3510 3510 [ 34.557292] Node 0 Normal free:18516kB min:37084kB low:46352kB high:55620kB active_anon:22432kB inactive_anon:248kB active_file:0kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3296kB pagetables:1352kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 34.557310] lowmem_reserve[]: 0 0 0 0 [ 34.557321] 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 [ 34.557380] Node 0 DMA32: 3*4kB (UM) 3*8kB (UM) 3*16kB (UM) 3*32kB (UM) 5*64kB (UM) 4*128kB (M) 4*256kB (M) 3*512kB (M) 3*1024kB (UM) 3*2048kB (UM) 4*4096kB (M) = 29172kB [ 34.557444] Node 0 Normal: 243*4kB (UME) 194*8kB (UME) 133*16kB (UME) 93*32kB (UME) 50*64kB (UM) 30*128kB (UM) 16*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18764kB [ 34.557505] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.557508] 101 total pagecache pages [ 34.557516] 0 pages in swap cache [ 34.557521] Swap cache stats: add 0, delete 0, find 0/0 [ 34.557524] Free swap = 0kB [ 34.557526] Total swap = 0kB [ 34.557529] 1965979 pages RAM [ 34.557532] 0 pages HighMem/MovableOnly [ 34.557535] 327756 pages reserved [ 35.503653] modprobe (3516) used greatest stack depth: 12992 bytes left [ 35.845799] Node 0 active_anon:22580kB inactive_anon:244kB active_file:48kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):108kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 35.873613] 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 [ 35.899795] lowmem_reserve[]: 0 2870 6381 6381 [ 35.904437] Node 0 DMA32 free:44196kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:36kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 35.931728] lowmem_reserve[]: 0 0 3510 3510 [ 35.936085] Node 0 Normal free:36644kB min:37084kB low:46352kB high:55620kB active_anon:22580kB inactive_anon:244kB active_file:12kB inactive_file:84kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3264kB pagetables:1332kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 35.964595] lowmem_reserve[]: 0 0 0 0 [ 35.968433] 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 [ 35.982081] Node 0 DMA32: 9*4kB (ME) 6*8kB (ME) 5*16kB (UME) 10*32kB (UME) 7*64kB (UME) 2*128kB (M) 6*256kB (UME) 5*512kB (UME) 6*1024kB (UME) 4*2048kB (UME) 6*4096kB (UM) = 44196kB [ 35.998516] Node 0 Normal: 225*4kB (UM) 168*8kB (ME) 130*16kB (UME) 90*32kB (UME) 46*64kB (UM) 29*128kB (UME) 17*256kB (UME) 14*512kB (UE) 11*1024kB (UE) 0*2048kB 0*4096kB = 36644kB [ 36.014947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 36.023523] 102 total pagecache pages [ 36.027329] 0 pages in swap cache [ 36.030791] Swap cache stats: add 0, delete 0, find 0/0 [ 36.036163] Free swap = 0kB [ 36.039192] Total swap = 0kB [ 36.042212] 1965979 pages RAM [ 36.045319] 0 pages HighMem/MovableOnly [ 36.049310] 327756 pages reserved [ 36.052755] Unreclaimable slab info: [ 36.056466] Name Used Total [ 36.062000] hashtab_node 118KB 119KB [ 36.067391] ebitmap_node 393KB 393KB [ 36.072775] avtab_node 1012KB 1013KB [ 36.078142] TIPC 1KB 7KB [ 36.083512] SCTPv6 2KB 4KB [ 36.088882] DCCPv6 2KB 7KB [ 36.094248] DCCP 2KB 6KB [ 36.099639] fib6_nodes 0KB 4KB [ 36.105038] ip6_dst_cache 5KB 7KB [ 36.110404] RAWv6 9KB 13KB [ 36.115762] UDPv6 12KB 14KB [ 36.121137] TCPv6 25KB 28KB [ 36.126507] sd_ext_cdb 0KB 3KB [ 36.131857] scsi_sense_cache 106KB 108KB [ 36.137222] virtio_scsi_cmd 16KB 16KB [ 36.142581] sgpool-128 8KB 8KB [ 36.147929] sgpool-64 4KB 6KB [ 36.153282] sgpool-32 102KB 102KB [ 36.158649] sgpool-16 37KB 37KB [ 36.164038] sgpool-8 210KB 210KB [ 36.169414] cfq_io_cq 23KB 23KB [ 36.174786] cfq_queue 34KB 34KB [ 36.180160] mqueue_inode_cache 1KB 7KB [ 36.185625] nfs_commit_data 3KB 7KB [ 36.191547] nfs_write_data 34KB 37KB [ 36.196928] jbd2_inode 1KB 3KB [ 36.202305] ext4_system_zone 0KB 3KB [ 36.207695] bio-1 1KB 3KB [ 36.213078] rpc_buffers 17KB 19KB [ 36.218458] rpc_tasks 2KB 3KB [ 36.223837] UNIX 770KB 770KB [ 36.229210] tcp_bind_bucket 0KB 4KB [ 36.234584] ip_fib_trie 0KB 3KB [ 36.239962] ip_fib_alias 0KB 3KB [ 36.245330] ip_dst_cache 5KB 8KB [ 36.250702] RAW 5KB 7KB [ 36.256081] UDP 29KB 31KB [ 36.261458] request_sock_TCP 0KB 3KB [ 36.266830] TCP 7KB 7KB [ 36.272185] hugetlbfs_inode_cache 1KB 7KB [ 36.277902] eventpoll_pwq 9KB 11KB [ 36.283271] eventpoll_epi 18KB 23KB [ 36.288636] inotify_inode_mark 3KB 7KB [ 36.294096] request_queue 42KB 113KB [ 36.299469] blkdev_ioc 27KB 27KB [ 36.304842] bio-0 333KB 333KB [ 36.310215] biovec-(1<<(21-12)) 519KB 519KB [ 36.315764] biovec-64 165KB 165KB [ 36.321140] biovec-16 22KB 22KB [ 36.326511] bio_integrity_payload 0KB 4KB [ 36.332234] khugepaged_mm_slot 0KB 3KB [ 36.337706] uid_cache 0KB 3KB [ 36.343081] dmaengine-unmap-2 0KB 3KB [ 36.348452] audit_buffer 0KB 3KB [ 36.353827] skbuff_fclone_cache 133KB 138KB [ 36.359370] skbuff_head_cache 1593KB 1593KB [ 36.364741] configfs_dir_cache 0KB 4KB [ 36.370199] file_lock_cache 155KB 158KB [ 36.375572] file_lock_ctx 1KB 3KB [ 36.380941] fsnotify_mark_connector 2KB 3KB [ 36.386870] shmem_inode_cache 1040KB 1042KB [ 36.393889] task_delay_info 318KB 347KB [ 36.399888] sigqueue 374KB 374KB [ 36.405761] kernfs_node_cache 2156KB 2161KB [ 36.411697] mnt_cache 15KB 20KB [ 36.417667] filp 8578KB 8726KB [ 36.423747] names_cache 112132KB 112170KB [ 36.429785] avc_node 38KB 39KB [ 36.435804] selinux_file_security 436KB 453KB [ 36.442096] selinux_inode_security 1939KB 1940KB [ 36.447908] key_jar 3KB 7KB [ 36.453291] nsproxy 0KB 3KB [ 36.459184] vm_area_struct 17959KB 17959KB [ 36.467985] mm_struct 4328KB 4328KB [ 36.474138] fs_cache 426KB 440KB [ 36.480278] files_cache 1521KB 1522KB [ 36.486387] signal_cache 2433KB 2436KB [ 36.492744] sighand_cache 235KB 277KB [ 36.500202] task_struct 10363KB 10363KB [ 36.506429] cred_jar 2288KB 2288KB [ 36.512527] anon_vma_chain 7461KB 7461KB [ 36.518587] anon_vma 160KB 323KB [ 36.524726] pid 211KB 248KB [ 36.530853] Acpi-Operand 106KB 170KB [ 36.536860] Acpi-Parse 0KB 3KB [ 36.542856] Acpi-State 0KB 7KB [ 36.548859] Acpi-Namespace 19KB 23KB [ 36.554887] numa_policy 0KB 3KB [ 36.560972] debug_objects_cache 496KB 500KB [ 36.567284] trace_event_file 145KB 147KB [ 36.573134] ftrace_event_field 257KB 259KB [ 36.579376] pool_workqueue 22KB 24KB [ 36.585514] page->ptl 2969KB 2972KB [ 36.590922] kmalloc-262144 1032KB 1032KB [ 36.596296] kmalloc-131072 650KB 650KB [ 36.601757] kmalloc-65536 264KB 264KB [ 36.607872] kmalloc-32768 627KB 627KB [ 36.613939] kmalloc-16384 148KB 148KB [ 36.620041] kmalloc-8192 503KB 503KB [ 36.626134] kmalloc-4096 8423KB 8461KB [ 36.633975] kmalloc-2048 3123KB 3130KB [ 36.639364] kmalloc-1024 3732KB 3732KB [ 36.644767] kmalloc-512 2643KB 2872KB [ 36.650116] kmalloc-256 2065KB 2437KB [ 36.655461] kmalloc-128 399KB 523KB [ 36.660808] kmalloc-96 301KB 396KB [ 36.666153] kmalloc-64 709KB 832KB [ 36.671500] kmalloc-32 1872KB 2193KB [ 36.676844] kmalloc-192 197KB 256KB [ 36.682196] kmem_cache 100KB 105KB [ 36.687541] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 36.696127] [ 1774] 0 1774 5366 168 90112 0 -1000 udevd [ 36.704264] [ 3344] 0 3344 14299 189 118784 0 0 rsyslogd [ 36.712652] [ 3395] 0 3395 4725 52 81920 0 0 cron [ 36.720694] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 36.729178] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 36.737296] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 36.745441] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 36.753581] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 36.761726] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 36.769887] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 36.778039] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 36.786191] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 36.794336] [ 3478] 0 3478 5662 453 86016 0 -1000 udevd [ 36.802477] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 36.810625] [ 3496] 0 3496 17821 198 180224 0 0 sshd [ 36.818678] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 36.827691] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 36.836706] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 36.845720] [ 3501] 0 3501 286 11 32768 0 0 syzkaller233009 [ 36.854744] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 36.863776] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 36.873830] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 36.882840] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 36.891852] [ 3506] 0 3506 286 11 32768 0 0 syzkaller233009 [ 36.900859] [ 3508] 0 3508 4381 523 36864 0 0 syzkaller233009 [ 36.909864] [ 3509] 0 3509 4381 523 36864 0 0 syzkaller233009 [ 36.918871] [ 3510] 0 3510 4381 523 36864 0 0 syzkaller233009 [ 36.927881] [ 3511] 0 3511 4381 523 36864 0 0 syzkaller233009 [ 36.936930] [ 3512] 0 3512 4381 523 36864 0 0 syzkaller233009 [ 36.945947] [ 3513] 0 3513 4381 523 36864 0 0 syzkaller233009 [ 36.954968] [ 3514] 0 3514 4381 523 36864 0 0 syzkaller233009 [ 36.964006] Out of memory: Kill process 3508 (syzkaller233009) score 0 or sacrifice child [ 36.972395] Killed process 3508 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 36.984353] oom_reaper: reaped process 3508 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 36.996486] oom_reaper: reaped process 3513 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 37.020112] syzkaller233009: vmalloc: allocation failure, allocated 825569280 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 37.020669] oom_reaper: reaped process 3509 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 37.043090] syzkaller233009 cpuset=/ mems_allowed=0 [ 37.048163] CPU: 0 PID: 3513 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 37.055591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.056798] oom_reaper: reaped process 3510 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 37.059465] oom_reaper: reaped process 3511 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 37.077499] oom_reaper: reaped process 3512 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 37.083511] syzkaller233009: vmalloc: allocation failure, allocated 931065856 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 37.083516] syzkaller233009 cpuset=/ mems_allowed=0 [ 37.113459] Call Trace: [ 37.116029] dump_stack+0x194/0x257 [ 37.119640] ? arch_local_irq_restore+0x53/0x53 [ 37.124281] ? idr_get_free_cmn+0xfd0/0xfd0 [ 37.128582] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 37.133321] warn_alloc+0x19a/0x2b0 [ 37.136928] ? zone_watermark_ok_safe+0x400/0x400 [ 37.141761] ? rcu_note_context_switch+0x710/0x710 [ 37.146685] __vmalloc_node_range+0x482/0x650 [ 37.151169] ? xt_alloc_table_info+0x64/0xe0 [ 37.155555] __vmalloc_node_flags_caller+0x50/0x60 [ 37.160459] ? xt_alloc_table_info+0x64/0xe0 [ 37.164849] kvmalloc_node+0x82/0xd0 [ 37.168541] xt_alloc_table_info+0x64/0xe0 [ 37.172756] do_ip6t_set_ctl+0x29b/0x5f0 [ 37.176797] ? translate_compat_table+0x1c50/0x1c50 [ 37.181810] ? mutex_unlock+0xd/0x10 [ 37.185497] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 37.190752] nf_setsockopt+0x67/0xc0 [ 37.194450] ipv6_setsockopt+0x115/0x150 [ 37.198494] tcp_setsockopt+0x82/0xd0 [ 37.202279] sock_common_setsockopt+0x95/0xd0 [ 37.206755] SyS_setsockopt+0x189/0x360 [ 37.210710] ? SyS_recv+0x40/0x40 [ 37.214142] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 37.218964] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.223960] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 37.228700] entry_SYSCALL_64_fastpath+0x23/0x9a [ 37.233431] RIP: 0033:0x4416b9 [ 37.236596] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 37.244288] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 37.251530] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 37.258773] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 37.266016] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 37.273260] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 37.280534] CPU: 1 PID: 3510 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 37.280620] Mem-Info: [ 37.280637] active_anon:2544 inactive_anon:61 isolated_anon:0 [ 37.280637] active_file:18 inactive_file:16 isolated_file:0 [ 37.280637] unevictable:0 dirty:0 writeback:0 unstable:0 [ 37.280637] slab_reclaimable:7289 slab_unreclaimable:82583 [ 37.280637] mapped:2 shmem:68 pagetables:333 bounce:0 [ 37.280637] free:15658 free_pcp:96 free_cma:0 [ 37.280650] Node 0 active_anon:10176kB inactive_anon:244kB active_file:72kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 37.280653] 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 [ 37.280669] lowmem_reserve[]: 0 2870 6381 6381 [ 37.280681] Node 0 DMA32 free:28696kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:24kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 37.280697] lowmem_reserve[]: 0 0 3510 3510 [ 37.280709] Node 0 Normal free:18028kB min:37084kB low:46352kB high:55620kB active_anon:10176kB inactive_anon:244kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3264kB pagetables:1332kB bounce:0kB free_pcp:264kB local_pcp:120kB free_cma:0kB [ 37.280725] lowmem_reserve[]: 0 0 0 0 [ 37.280736] 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 [ 37.280788] Node 0 DMA32: 10*4kB (UME) 6*8kB (ME) 4*16kB (ME) 10*32kB (UME) 7*64kB (UME) 3*128kB (UM) 5*256kB (ME) 5*512kB (UME) 3*1024kB (ME) 4*2048kB (UME) 3*4096kB (M) = 28696kB [ 37.280844] Node 0 Normal: 223*4kB (M) 168*8kB (M) 127*16kB (ME) 90*32kB (UME) 46*64kB (UM) 28*128kB (UM) 15*256kB (M) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 18028kB [ 37.280898] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 37.280901] 102 total pagecache pages [ 37.280908] 0 pages in swap cache [ 37.280912] Swap cache stats: add 0, delete 0, find 0/0 [ 37.280914] Free swap = 0kB [ 37.280917] Total swap = 0kB [ 37.280920] 1965979 pages RAM [ 37.280922] 0 pages HighMem/MovableOnly [ 37.280924] 327756 pages reserved [ 37.526535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.535864] Call Trace: [ 37.538428] dump_stack+0x194/0x257 [ 37.542031] ? arch_local_irq_restore+0x53/0x53 [ 37.546669] ? idr_get_free_cmn+0xfd0/0xfd0 [ 37.550980] warn_alloc+0x19a/0x2b0 [ 37.554592] ? zone_watermark_ok_safe+0x400/0x400 [ 37.559416] ? rcu_note_context_switch+0x710/0x710 [ 37.564329] __vmalloc_node_range+0x482/0x650 [ 37.568807] ? xt_alloc_table_info+0x64/0xe0 [ 37.573184] __vmalloc_node_flags_caller+0x50/0x60 [ 37.578083] ? xt_alloc_table_info+0x64/0xe0 [ 37.582463] kvmalloc_node+0x82/0xd0 [ 37.586163] xt_alloc_table_info+0x64/0xe0 [ 37.590370] do_ip6t_set_ctl+0x29b/0x5f0 [ 37.594404] ? translate_compat_table+0x1c50/0x1c50 [ 37.599402] ? mutex_unlock+0xd/0x10 [ 37.603084] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 37.608333] nf_setsockopt+0x67/0xc0 [ 37.612026] ipv6_setsockopt+0x115/0x150 [ 37.616062] tcp_setsockopt+0x82/0xd0 [ 37.619836] sock_common_setsockopt+0x95/0xd0 [ 37.624311] SyS_setsockopt+0x189/0x360 [ 37.628260] ? SyS_recv+0x40/0x40 [ 37.631691] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 37.636505] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.641492] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 37.646223] entry_SYSCALL_64_fastpath+0x23/0x9a [ 37.650948] RIP: 0033:0x4416b9 [ 37.654105] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 37.661781] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 37.669023] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 37.676262] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 37.683499] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 37.690737] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 37.700706] syzkaller233009: vmalloc: allocation failure, allocated 754434048 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 37.718090] syzkaller233009: vmalloc: allocation failure, allocated 906207232 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 37.718095] syzkaller233009 cpuset=/ mems_allowed=0 [ 37.718112] CPU: 1 PID: 3514 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 37.718116] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.718119] Call Trace: [ 37.718134] dump_stack+0x194/0x257 [ 37.718149] ? arch_local_irq_restore+0x53/0x53 [ 37.718156] ? idr_get_free_cmn+0xfd0/0xfd0 [ 37.718183] warn_alloc+0x19a/0x2b0 [ 37.718197] ? zone_watermark_ok_safe+0x400/0x400 [ 37.718223] ? rcu_note_context_switch+0x710/0x710 [ 37.718252] __vmalloc_node_range+0x482/0x650 [ 37.718278] ? xt_alloc_table_info+0x64/0xe0 [ 37.718288] __vmalloc_node_flags_caller+0x50/0x60 [ 37.718297] ? xt_alloc_table_info+0x64/0xe0 [ 37.718312] kvmalloc_node+0x82/0xd0 [ 37.718325] xt_alloc_table_info+0x64/0xe0 [ 37.718339] do_ip6t_set_ctl+0x29b/0x5f0 [ 37.718354] ? translate_compat_table+0x1c50/0x1c50 [ 37.718386] ? mutex_unlock+0xd/0x10 [ 37.718394] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 37.718409] nf_setsockopt+0x67/0xc0 [ 37.718426] ipv6_setsockopt+0x115/0x150 [ 37.718444] tcp_setsockopt+0x82/0xd0 [ 37.718460] sock_common_setsockopt+0x95/0xd0 [ 37.718477] SyS_setsockopt+0x189/0x360 [ 37.718493] ? SyS_recv+0x40/0x40 [ 37.718505] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 37.718518] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 37.718531] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 37.718551] entry_SYSCALL_64_fastpath+0x23/0x9a [ 37.718557] RIP: 0033:0x4416b9 [ 37.718561] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 37.718573] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 37.718577] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 37.718581] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 37.718585] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 37.718590] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 38.436924] syzkaller233009: vmalloc: allocation failure, allocated 983195648 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 38.436929] syzkaller233009 cpuset=/ mems_allowed=0 [ 38.436946] CPU: 0 PID: 3508 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 38.436950] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.436952] Call Trace: [ 38.436965] dump_stack+0x194/0x257 [ 38.436980] ? arch_local_irq_restore+0x53/0x53 [ 38.436987] ? idr_get_free_cmn+0xfd0/0xfd0 [ 38.437023] warn_alloc+0x19a/0x2b0 [ 38.437036] ? zone_watermark_ok_safe+0x400/0x400 [ 38.437084] __vmalloc_node_range+0x482/0x650 [ 38.437110] ? xt_alloc_table_info+0x64/0xe0 [ 38.437119] __vmalloc_node_flags_caller+0x50/0x60 [ 38.437128] ? xt_alloc_table_info+0x64/0xe0 [ 38.437143] kvmalloc_node+0x82/0xd0 [ 38.437157] xt_alloc_table_info+0x64/0xe0 [ 38.437170] do_ip6t_set_ctl+0x29b/0x5f0 [ 38.437185] ? translate_compat_table+0x1c50/0x1c50 [ 38.437215] ? mutex_unlock+0xd/0x10 [ 38.437224] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 38.437239] nf_setsockopt+0x67/0xc0 [ 38.437254] ipv6_setsockopt+0x115/0x150 [ 38.437269] tcp_setsockopt+0x82/0xd0 [ 38.437286] sock_common_setsockopt+0x95/0xd0 [ 38.437302] SyS_setsockopt+0x189/0x360 [ 38.437318] ? SyS_recv+0x40/0x40 [ 38.437328] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 38.437342] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 38.437354] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 38.437373] entry_SYSCALL_64_fastpath+0x23/0x9a [ 38.437379] RIP: 0033:0x4416b9 [ 38.437383] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 38.437390] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 38.437394] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 38.437397] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 38.437402] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 38.437406] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 38.437511] warn_alloc_show_mem: 2 callbacks suppressed [ 38.437514] Mem-Info: [ 38.437530] active_anon:2544 inactive_anon:61 isolated_anon:0 [ 38.437530] active_file:37 inactive_file:28 isolated_file:0 [ 38.437530] unevictable:0 dirty:0 writeback:0 unstable:0 [ 38.437530] slab_reclaimable:7289 slab_unreclaimable:82583 [ 38.437530] mapped:2 shmem:68 pagetables:333 bounce:0 [ 38.437530] free:412054 free_pcp:743 free_cma:0 [ 38.437544] Node 0 active_anon:10176kB inactive_anon:244kB active_file:148kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 38.437547] 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 [ 38.437563] lowmem_reserve[]: 0 2870 6381 6381 [ 38.437576] Node 0 DMA32 free:754960kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:24kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1344kB local_pcp:660kB free_cma:0kB [ 38.437593] lowmem_reserve[]: 0 0 3510 3510 [ 38.437606] Node 0 Normal free:877348kB min:37084kB low:46352kB high:55620kB active_anon:10176kB inactive_anon:244kB active_file:48kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3264kB pagetables:1332kB bounce:0kB free_pcp:1548kB local_pcp:908kB free_cma:0kB [ 38.437622] lowmem_reserve[]: 0 0 0 0 [ 38.437634] 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 [ 38.437688] Node 0 DMA32: 5421*4kB (UME) 5383*8kB (UME) 5379*16kB (UME) 5273*32kB (UME) 5115*64kB (UME) 231*128kB (UM) 69*256kB (UME) 20*512kB (UME) 14*1024kB (UME) 8*2048kB (UME) 5*4096kB (UM) = 755580kB [ 38.437750] Node 0 Normal: 6617*4kB (UME) 6666*8kB (UM) 6300*16kB (UME) 6115*32kB (UME) 5705*64kB (UM) 251*128kB (UME) 103*256kB (UME) 56*512kB (UE) 36*1024kB (UE) 6*2048kB (UE) 0*4096kB = 877716kB [ 38.437812] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 38.437814] 139 total pagecache pages [ 38.437822] 0 pages in swap cache [ 38.437827] Swap cache stats: add 0, delete 0, find 0/0 [ 38.437829] Free swap = 0kB [ 38.437832] Total swap = 0kB [ 38.437835] 1965979 pages RAM [ 38.437837] 0 pages HighMem/MovableOnly [ 38.437840] 327756 pages reserved [ 38.488780] syzkaller233009: vmalloc: allocation failure, allocated 790716416 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 38.488785] syzkaller233009 cpuset=/ mems_allowed=0 [ 38.488803] CPU: 1 PID: 3511 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 38.488807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.488810] Call Trace: [ 38.488827] dump_stack+0x194/0x257 [ 38.488842] ? arch_local_irq_restore+0x53/0x53 [ 38.488849] ? idr_get_free_cmn+0xfd0/0xfd0 [ 38.488877] warn_alloc+0x19a/0x2b0 [ 38.488891] ? zone_watermark_ok_safe+0x400/0x400 [ 38.488919] ? rcu_note_context_switch+0x710/0x710 [ 38.488949] __vmalloc_node_range+0x482/0x650 [ 38.488974] ? xt_alloc_table_info+0x64/0xe0 [ 38.488983] __vmalloc_node_flags_caller+0x50/0x60 [ 38.488992] ? xt_alloc_table_info+0x64/0xe0 [ 38.489009] kvmalloc_node+0x82/0xd0 [ 38.489022] xt_alloc_table_info+0x64/0xe0 [ 38.489036] do_ip6t_set_ctl+0x29b/0x5f0 [ 38.489051] ? translate_compat_table+0x1c50/0x1c50 [ 38.489083] ? mutex_unlock+0xd/0x10 [ 38.489092] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 38.489107] nf_setsockopt+0x67/0xc0 [ 38.489124] ipv6_setsockopt+0x115/0x150 [ 38.489142] tcp_setsockopt+0x82/0xd0 [ 38.489159] sock_common_setsockopt+0x95/0xd0 [ 38.489175] SyS_setsockopt+0x189/0x360 [ 38.489191] ? SyS_recv+0x40/0x40 [ 38.489203] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 38.489216] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 38.489229] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 38.489248] entry_SYSCALL_64_fastpath+0x23/0x9a [ 38.489254] RIP: 0033:0x4416b9 [ 38.489258] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 38.489266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 38.489270] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 38.489274] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 38.489278] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 38.489282] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 executing program executing program executing program executing program executing program executing program executing program loop fork failed (errno 12) [ 39.223228] oom_reaper: reaped process 3514 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 41.982406] syzkaller233009 cpuset=/ mems_allowed=0 [ 41.987597] CPU: 0 PID: 3512 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 41.995028] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.004365] Call Trace: [ 42.006943] dump_stack+0x194/0x257 [ 42.010562] ? arch_local_irq_restore+0x53/0x53 [ 42.015213] ? idr_get_free_cmn+0xfd0/0xfd0 [ 42.019533] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 42.024287] warn_alloc+0x19a/0x2b0 [ 42.027908] ? zone_watermark_ok_safe+0x400/0x400 [ 42.032759] ? rcu_note_context_switch+0x710/0x710 [ 42.037695] __vmalloc_node_range+0x482/0x650 [ 42.042715] ? xt_alloc_table_info+0x64/0xe0 [ 42.047116] __vmalloc_node_flags_caller+0x50/0x60 [ 42.052032] ? xt_alloc_table_info+0x64/0xe0 [ 42.056431] kvmalloc_node+0x82/0xd0 [ 42.060136] xt_alloc_table_info+0x64/0xe0 [ 42.064362] do_ip6t_set_ctl+0x29b/0x5f0 [ 42.068417] ? translate_compat_table+0x1c50/0x1c50 [ 42.073441] ? mutex_unlock+0xd/0x10 [ 42.077141] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 42.082411] nf_setsockopt+0x67/0xc0 [ 42.086119] ipv6_setsockopt+0x115/0x150 [ 42.090171] tcp_setsockopt+0x82/0xd0 [ 42.093963] sock_common_setsockopt+0x95/0xd0 [ 42.098454] SyS_setsockopt+0x189/0x360 [ 42.102420] ? SyS_recv+0x40/0x40 [ 42.105862] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 42.110693] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 42.115700] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 42.120459] entry_SYSCALL_64_fastpath+0x23/0x9a [ 42.125195] RIP: 0033:0x4416b9 [ 42.128365] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 42.136053] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 42.143304] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 42.150557] RBP: 0000000000000000 R08: 0000000000000004 R09: 0000000000000000 [ 42.157811] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 42.165065] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 42.172428] warn_alloc_show_mem: 1 callbacks suppressed [ 42.172432] Mem-Info: [ 42.184413] active_anon:4616 inactive_anon:61 isolated_anon:0 [ 42.184413] active_file:93 inactive_file:1073 isolated_file:0 [ 42.184413] unevictable:0 dirty:39 writeback:0 unstable:0 [ 42.184413] slab_reclaimable:7309 slab_unreclaimable:82657 [ 42.184413] mapped:733 shmem:68 pagetables:340 bounce:0 [ 42.184413] free:195694 free_pcp:258 free_cma:0 [ 42.225456] Node 0 active_anon:18464kB inactive_anon:244kB active_file:472kB inactive_file:4292kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:2932kB dirty:156kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 10240kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 42.293315] 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 [ 42.397483] lowmem_reserve[]: 0 2870 6381 6381 [ 42.417387] Node 0 DMA32 free:176680kB min:30332kB low:37912kB high:45492kB active_anon:0kB inactive_anon:0kB active_file:328kB inactive_file:112kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:584kB local_pcp:292kB free_cma:0kB [ 42.484616] lowmem_reserve[]: 0 0 3510 3510 [ 42.495572] Node 0 Normal free:36720kB min:37084kB low:46352kB high:55620kB active_anon:18464kB inactive_anon:244kB active_file:1236kB inactive_file:1472kB unevictable:0kB writepending:156kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3232kB pagetables:1360kB bounce:0kB free_pcp:372kB local_pcp:0kB free_cma:0kB [ 42.533977] lowmem_reserve[]: 0 0 0 0 [ 42.537916] 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 [ 42.551621] Node 0 DMA32: 10*4kB (M) 13*8kB (UME) 9*16kB (UME) 10*32kB (UME) 4*64kB (M) 2*128kB (UM) 5*256kB (ME) 4*512kB (ME) 3*1024kB (ME) 4*2048kB (UME) 7*4096kB (UM) = 44384kB [ 42.567944] Node 0 Normal: 253*4kB (UM) 166*8kB (UM) 84*16kB (UME) 79*32kB (M) 44*64kB (ME) 29*128kB (UME) 19*256kB (UME) 1*512kB (E) 1*1024kB (E) 1*2048kB (E) 4*4096kB (U) = 37572kB [ 42.587314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 42.595979] 157 total pagecache pages [ 42.599843] 0 pages in swap cache [ 42.603345] Swap cache stats: add 0, delete 0, find 0/0 [ 42.608759] Free swap = 0kB [ 42.611779] Total swap = 0kB [ 42.614843] 1965979 pages RAM [ 42.617951] 0 pages HighMem/MovableOnly [ 42.621977] 327756 pages reserved executing program executing program [ 44.776899] syzkaller233009 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 44.791392] syzkaller233009 cpuset=/ mems_allowed=0 [ 44.796492] CPU: 1 PID: 3519 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 44.803922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 44.813257] Call Trace: [ 44.815830] dump_stack+0x194/0x257 [ 44.819445] ? arch_local_irq_restore+0x53/0x53 [ 44.824104] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 44.829288] dump_header+0x28c/0xe1e [ 44.832996] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 44.838169] ? print_irqtrace_events+0x270/0x270 [ 44.842911] ? pagefault_out_of_memory+0x152/0x152 [ 44.847820] ? check_noncircular+0x20/0x20 [ 44.852048] ? print_irqtrace_events+0x270/0x270 [ 44.856793] ? __lock_acquire+0x664/0x3e00 [ 44.861022] ? check_noncircular+0x20/0x20 [ 44.865251] ? find_held_lock+0x35/0x1d0 [ 44.869305] ? check_noncircular+0x20/0x20 [ 44.873520] ? task_will_free_mem+0x252/0xaa0 [ 44.878002] ? print_irqtrace_events+0x270/0x270 [ 44.882754] ? ___ratelimit+0x30d/0x630 [ 44.886711] ? lock_downgrade+0x980/0x980 [ 44.890849] ? lock_release+0xa40/0xa40 [ 44.894805] ? mark_held_locks+0xaf/0x100 [ 44.898934] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 44.904018] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 44.909017] ? trace_hardirqs_on+0xd/0x10 [ 44.913134] ? ___ratelimit+0x95/0x630 [ 44.916989] ? idr_get_free_cmn+0xfd0/0xfd0 [ 44.921276] ? check_noncircular+0x20/0x20 [ 44.925472] ? find_held_lock+0x138/0x1d0 [ 44.930209] oom_kill_process+0x8b5/0x14a0 [ 44.934423] ? has_ns_capability_noaudit+0x163/0x2a0 [ 44.939506] ? lock_downgrade+0x980/0x980 [ 44.943629] ? oom_evaluate_task+0x480/0x480 [ 44.948017] ? security_capable_noaudit+0x8b/0xc0 [ 44.952830] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 44.957903] ? has_capability+0x30/0x30 [ 44.961841] ? do_raw_spin_trylock+0x190/0x190 [ 44.966388] ? check_noncircular+0x20/0x20 [ 44.970594] ? has_capability_noaudit+0x24/0x30 [ 44.975228] ? oom_badness+0xd1/0x980 [ 44.978994] ? lock_release+0xa40/0xa40 [ 44.982939] ? do_try_to_free_pages+0xc53/0x1020 [ 44.987663] ? find_lock_task_mm+0x460/0x460 [ 44.992041] ? find_held_lock+0x35/0x1d0 [ 44.996079] ? out_of_memory+0xb3a/0x1220 [ 45.000199] ? lock_downgrade+0x980/0x980 [ 45.004324] ? lock_release+0xa40/0xa40 [ 45.008274] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 45.013182] ? oom_evaluate_task+0x284/0x480 [ 45.017560] out_of_memory+0x86d/0x1220 [ 45.021509] ? oom_killer_disable+0x310/0x310 [ 45.025970] ? mutex_trylock+0x23a/0x2d0 [ 45.030000] ? __lock_is_held+0xb6/0x140 [ 45.034027] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 45.039451] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 45.044292] ? warn_alloc+0x2b0/0x2b0 [ 45.048070] ? check_noncircular+0x20/0x20 [ 45.052272] ? switched_to_fair+0xb0/0xb0 [ 45.056398] ? __enqueue_entity+0x109/0x1e0 [ 45.060697] ? print_irqtrace_events+0x270/0x270 [ 45.065424] ? finish_task_switch+0x1d3/0x740 [ 45.069902] ? __lock_is_held+0xb6/0x140 [ 45.073949] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 45.079798] ? finish_task_switch+0x1d3/0x740 [ 45.084255] ? finish_task_switch+0x1aa/0x740 [ 45.088721] ? __might_sleep+0x95/0x190 [ 45.092670] __alloc_pages_nodemask+0x9fb/0xd80 [ 45.097313] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 45.102304] ? __sched_text_start+0x8/0x8 [ 45.106433] ? mark_held_locks+0xaf/0x100 [ 45.110564] ? retint_kernel+0x10/0x10 [ 45.114423] ? __lock_is_held+0xb6/0x140 [ 45.118475] alloc_pages_current+0xb6/0x1e0 [ 45.122777] __vmalloc_node_range+0x409/0x650 [ 45.127249] ? xt_alloc_table_info+0x64/0xe0 [ 45.131624] __vmalloc_node_flags_caller+0x50/0x60 [ 45.136519] ? xt_alloc_table_info+0x64/0xe0 [ 45.140906] kvmalloc_node+0x82/0xd0 [ 45.144588] xt_alloc_table_info+0x64/0xe0 [ 45.148791] do_ip6t_set_ctl+0x29b/0x5f0 [ 45.152820] ? translate_compat_table+0x1c50/0x1c50 [ 45.157812] ? mutex_unlock+0xd/0x10 [ 45.161490] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 45.166734] nf_setsockopt+0x67/0xc0 [ 45.170416] ipv6_setsockopt+0x115/0x150 [ 45.174445] tcp_setsockopt+0x82/0xd0 [ 45.178217] sock_common_setsockopt+0x95/0xd0 [ 45.182681] SyS_setsockopt+0x189/0x360 [ 45.186627] ? SyS_recv+0x40/0x40 [ 45.190048] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 45.194857] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 45.199841] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.204576] entry_SYSCALL_64_fastpath+0x23/0x9a [ 45.209304] RIP: 0033:0x4416b9 [ 45.212467] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 45.220154] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 45.227392] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 45.234641] RBP: 00000000000065dd R08: 0000000000000004 R09: 00000000000065dd [ 45.241878] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 45.249114] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 45.256469] Mem-Info: [ 45.258888] active_anon:5643 inactive_anon:62 isolated_anon:0 [ 45.258888] active_file:48 inactive_file:0 isolated_file:2 [ 45.258888] unevictable:0 dirty:2 writeback:0 unstable:0 [ 45.258888] slab_reclaimable:7341 slab_unreclaimable:82410 [ 45.258888] mapped:6 shmem:68 pagetables:329 bounce:0 [ 45.258888] free:24169 free_pcp:0 free_cma:0 [ 45.290752] Node 0 active_anon:22572kB inactive_anon:248kB active_file:192kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):8kB mapped:24kB dirty:8kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 45.317734] 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 [ 45.343861] lowmem_reserve[]: 0 2870 6381 6381 [ 45.348441] Node 0 DMA32 free:43956kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:32kB inactive_file:4kB unevictable:0kB writepending:4kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 45.375678] lowmem_reserve[]: 0 0 3510 3510 [ 45.379996] Node 0 Normal free:36812kB min:37084kB low:46352kB high:55620kB active_anon:22568kB inactive_anon:244kB active_file:160kB inactive_file:0kB unevictable:0kB writepending:4kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3232kB pagetables:1316kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 45.408471] lowmem_reserve[]: 0 0 0 0 [ 45.412268] 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 [ 45.425841] Node 0 DMA32: 8*4kB (UM) 9*8kB (UME) 7*16kB (UME) 9*32kB (UME) 7*64kB (UM) 2*128kB (M) 5*256kB (ME) 5*512kB (UME) 4*1024kB (UME) 3*2048kB (ME) 7*4096kB (UM) = 43960kB [ 45.441942] Node 0 Normal: 228*4kB (UME) 168*8kB (UME) 122*16kB (ME) 85*32kB (ME) 46*64kB (ME) 27*128kB (M) 19*256kB (UME) 3*512kB (UME) 1*1024kB (E) 2*2048kB (UE) 3*4096kB (U) = 37136kB [ 45.458749] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 45.467315] 106 total pagecache pages [ 45.471101] 0 pages in swap cache [ 45.474536] Swap cache stats: add 0, delete 0, find 0/0 [ 45.479879] Free swap = 0kB [ 45.482878] Total swap = 0kB [ 45.485879] 1965979 pages RAM [ 45.488967] 0 pages HighMem/MovableOnly [ 45.492918] 327756 pages reserved [ 45.496353] Unreclaimable slab info: [ 45.500058] Name Used Total [ 45.505582] hashtab_node 118KB 119KB [ 45.510925] ebitmap_node 397KB 397KB [ 45.516270] avtab_node 1012KB 1013KB [ 45.521632] TIPC 1KB 7KB [ 45.526985] SCTPv6 2KB 4KB [ 45.532343] DCCPv6 2KB 7KB [ 45.537695] DCCP 2KB 6KB [ 45.543049] fib6_nodes 0KB 4KB [ 45.548392] ip6_dst_cache 7KB 7KB [ 45.553737] RAWv6 9KB 13KB [ 45.559082] UDPv6 12KB 14KB [ 45.564426] TCPv6 28KB 28KB [ 45.569788] sd_ext_cdb 0KB 3KB [ 45.575145] scsi_sense_cache 140KB 140KB [ 45.580499] virtio_scsi_cmd 16KB 16KB [ 45.585859] sgpool-128 8KB 8KB [ 45.591208] sgpool-64 4KB 6KB [ 45.596561] sgpool-32 141KB 141KB [ 45.601904] sgpool-16 52KB 52KB [ 45.607248] sgpool-8 281KB 281KB [ 45.612594] cfq_io_cq 20KB 23KB [ 45.617945] cfq_queue 31KB 34KB [ 45.623295] mqueue_inode_cache 1KB 7KB [ 45.628733] nfs_commit_data 3KB 7KB [ 45.634082] nfs_write_data 34KB 37KB [ 45.639437] jbd2_inode 1KB 3KB [ 45.644782] ext4_system_zone 0KB 3KB [ 45.650150] bio-1 1KB 3KB [ 45.655503] rpc_buffers 17KB 19KB [ 45.660846] rpc_tasks 2KB 3KB [ 45.666197] UNIX 773KB 773KB [ 45.671545] tcp_bind_bucket 0KB 4KB [ 45.676904] ip_fib_trie 0KB 3KB [ 45.682251] ip_fib_alias 0KB 3KB [ 45.687595] ip_dst_cache 3KB 8KB [ 45.692944] RAW 5KB 7KB [ 45.698287] UDP 29KB 31KB [ 45.703633] TCP 7KB 7KB [ 45.708980] hugetlbfs_inode_cache 1KB 7KB [ 45.714672] eventpoll_pwq 9KB 11KB [ 45.720025] eventpoll_epi 18KB 23KB [ 45.725367] inotify_inode_mark 3KB 7KB [ 45.730873] request_queue 33KB 67KB [ 45.736258] blkdev_ioc 27KB 27KB [ 45.741640] bio-0 435KB 435KB [ 45.747033] biovec-(1<<(21-12)) 561KB 561KB [ 45.752587] biovec-64 228KB 228KB [ 45.757965] biovec-16 33KB 33KB [ 45.763339] bio_integrity_payload 0KB 4KB [ 45.769053] khugepaged_mm_slot 1KB 3KB [ 45.774517] uid_cache 0KB 3KB [ 45.779892] dmaengine-unmap-2 0KB 3KB [ 45.785250] audit_buffer 0KB 3KB [ 45.790620] skbuff_fclone_cache 138KB 138KB [ 45.796184] skbuff_head_cache 1597KB 1597KB [ 45.801561] configfs_dir_cache 0KB 4KB [ 45.807041] file_lock_cache 155KB 158KB [ 45.812414] file_lock_ctx 1KB 3KB [ 45.817787] fsnotify_mark_connector 2KB 3KB [ 45.823688] shmem_inode_cache 1042KB 1042KB [ 45.829067] task_delay_info 313KB 347KB [ 45.834446] sigqueue 372KB 374KB [ 45.839823] kernfs_node_cache 2156KB 2161KB [ 45.845182] mnt_cache 15KB 20KB [ 45.850564] filp 8527KB 8696KB [ 45.855943] names_cache 111677KB 111677KB [ 45.861334] avc_node 37KB 39KB [ 45.866697] selinux_file_security 429KB 453KB [ 45.872411] selinux_inode_security 1948KB 1948KB [ 45.878217] key_jar 3KB 7KB [ 45.883575] nsproxy 0KB 3KB [ 45.888947] vm_area_struct 17997KB 17997KB [ 45.894319] mm_struct 4343KB 4343KB [ 45.899677] fs_cache 418KB 440KB [ 45.905043] files_cache 1533KB 1533KB [ 45.910418] signal_cache 2443KB 2443KB [ 45.915792] sighand_cache 231KB 270KB [ 45.921176] task_struct 10412KB 10412KB [ 45.926572] cred_jar 2292KB 2292KB [ 45.931957] anon_vma_chain 7485KB 7485KB [ 45.937317] anon_vma 144KB 315KB [ 45.942691] pid 215KB 248KB [ 45.948068] Acpi-Operand 106KB 170KB [ 45.953442] Acpi-Namespace 19KB 23KB [ 45.958815] numa_policy 0KB 3KB [ 45.964187] debug_objects_cache 496KB 500KB [ 45.969732] trace_event_file 145KB 147KB [ 45.975106] ftrace_event_field 257KB 259KB [ 45.980569] pool_workqueue 22KB 24KB [ 45.985945] page->ptl 2976KB 2976KB [ 45.991336] kmalloc-262144 1032KB 1032KB [ 45.996704] kmalloc-131072 650KB 650KB [ 46.002077] kmalloc-65536 264KB 264KB [ 46.007448] kmalloc-32768 627KB 627KB [ 46.012815] kmalloc-16384 148KB 148KB [ 46.018188] kmalloc-8192 503KB 503KB [ 46.023559] kmalloc-4096 8121KB 8160KB [ 46.028928] kmalloc-2048 3130KB 3130KB [ 46.034300] kmalloc-1024 4071KB 4071KB [ 46.039670] kmalloc-512 2668KB 2872KB [ 46.045041] kmalloc-256 2034KB 2411KB [ 46.050396] kmalloc-128 406KB 523KB [ 46.055793] kmalloc-96 309KB 396KB [ 46.061625] kmalloc-64 703KB 832KB [ 46.067710] kmalloc-32 1864KB 2193KB [ 46.073816] kmalloc-192 197KB 256KB [ 46.079213] kmem_cache 100KB 105KB [ 46.084593] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 46.093207] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 46.101379] [ 3344] 0 3344 14299 224 118784 0 0 rsyslogd [ 46.109804] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 46.117884] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 46.126430] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 46.134506] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 46.142655] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 46.150818] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 46.158967] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 46.167104] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 46.175264] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 46.183414] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 46.191578] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 46.199729] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 46.207893] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 46.215959] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 46.224972] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 46.233987] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 46.243010] [ 3501] 0 3501 286 11 32768 0 0 syzkaller233009 [ 46.252051] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 46.261067] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 46.270086] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 46.279118] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 46.288139] [ 3519] 0 3519 4381 523 36864 0 0 syzkaller233009 [ 46.297158] [ 3520] 0 3520 4381 523 36864 0 0 syzkaller233009 [ 46.306168] [ 3521] 0 3521 4381 523 36864 0 0 syzkaller233009 [ 46.315179] [ 3522] 0 3522 4381 523 36864 0 0 syzkaller233009 [ 46.324195] [ 3523] 0 3523 4381 523 36864 0 0 syzkaller233009 [ 46.333209] [ 3525] 0 3525 4381 523 36864 0 0 syzkaller233009 [ 46.342234] [ 3526] 0 3526 4381 523 36864 0 0 syzkaller233009 [ 46.351241] Out of memory: Kill process 3519 (syzkaller233009) score 0 or sacrifice child [ 46.359598] Killed process 3519 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 46.370184] oom_reaper: reaped process 3519 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 46.387603] syzkaller233009 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 46.410818] syzkaller233009: vmalloc: allocation failure, allocated 1245843456 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 46.410823] syzkaller233009 cpuset=/ mems_allowed=0 [ 46.410841] CPU: 1 PID: 3519 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 46.410845] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.410848] Call Trace: [ 46.410864] dump_stack+0x194/0x257 [ 46.410879] ? arch_local_irq_restore+0x53/0x53 [ 46.410894] ? idr_get_free_cmn+0xfd0/0xfd0 [ 46.410923] warn_alloc+0x19a/0x2b0 [ 46.410937] ? zone_watermark_ok_safe+0x400/0x400 [ 46.410965] ? rcu_note_context_switch+0x710/0x710 [ 46.410997] __vmalloc_node_range+0x482/0x650 [ 46.411027] ? xt_alloc_table_info+0x64/0xe0 [ 46.411038] __vmalloc_node_flags_caller+0x50/0x60 [ 46.411048] ? xt_alloc_table_info+0x64/0xe0 [ 46.411063] kvmalloc_node+0x82/0xd0 [ 46.411077] xt_alloc_table_info+0x64/0xe0 [ 46.411092] do_ip6t_set_ctl+0x29b/0x5f0 [ 46.411108] ? translate_compat_table+0x1c50/0x1c50 [ 46.411141] ? mutex_unlock+0xd/0x10 [ 46.411150] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 46.411166] nf_setsockopt+0x67/0xc0 [ 46.411183] ipv6_setsockopt+0x115/0x150 [ 46.411200] tcp_setsockopt+0x82/0xd0 [ 46.411218] sock_common_setsockopt+0x95/0xd0 [ 46.411236] SyS_setsockopt+0x189/0x360 [ 46.411253] ? SyS_recv+0x40/0x40 [ 46.411264] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 46.411278] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 46.411290] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 46.411312] entry_SYSCALL_64_fastpath+0x23/0x9a [ 46.411318] RIP: 0033:0x4416b9 [ 46.411322] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 46.411330] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 46.411335] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 loop fork failed (errno 12) [ 46.411339] RBP: 00000000000065dd R08: 0000000000000004 R09: 00000000000065dd [ 46.411344] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 46.411348] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 46.411415] Mem-Info: [ 46.411433] active_anon:5131 inactive_anon:62 isolated_anon:0 [ 46.411433] active_file:0 inactive_file:26 isolated_file:0 [ 46.411433] unevictable:0 dirty:0 writeback:0 unstable:0 [ 46.411433] slab_reclaimable:7342 slab_unreclaimable:82411 [ 46.411433] mapped:2 shmem:68 pagetables:329 bounce:0 [ 46.411433] free:15763 free_pcp:146 free_cma:0 [ 46.411447] Node 0 active_anon:20524kB inactive_anon:248kB active_file:0kB inactive_file:104kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 46.411450] 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 [ 46.411468] lowmem_reserve[]: 0 2870 6381 6381 [ 46.411482] Node 0 DMA32 free:29080kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:44kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 46.411500] lowmem_reserve[]: 0 0 3510 3510 [ 46.411514] Node 0 Normal free:18064kB min:37084kB low:46352kB high:55620kB active_anon:20520kB inactive_anon:244kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3232kB pagetables:1316kB bounce:0kB free_pcp:464kB local_pcp:120kB free_cma:0kB [ 46.411531] lowmem_reserve[]: 0 0 0 0 [ 46.411545] 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 [ 46.411604] Node 0 DMA32: 6*4kB (M) 8*8kB (ME) 6*16kB (UME) 9*32kB (UME) 5*64kB (M) 3*128kB (UM) 5*256kB (ME) 4*512kB (ME) 4*1024kB (UME) 4*2048kB (UME) 3*4096kB (M) = 29080kB [ 46.411670] Node 0 Normal: 191*4kB (M) 160*8kB (M) 118*16kB (UM) 82*32kB (UM) 45*64kB (UM) 27*128kB (UM) 17*256kB (UM) 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 17756kB [ 46.411733] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 46.411736] 98 total pagecache pages [ 46.411744] 0 pages in swap cache [ 46.411749] Swap cache stats: add 0, delete 0, find 0/0 [ 46.411752] Free swap = 0kB [ 46.411754] Total swap = 0kB [ 46.411757] 1965979 pages RAM [ 46.411760] 0 pages HighMem/MovableOnly [ 46.411762] 327756 pages reserved [ 47.803040] syzkaller233009 cpuset=/ mems_allowed=0 [ 47.808111] CPU: 1 PID: 3525 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 47.815533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.824864] Call Trace: [ 47.827440] dump_stack+0x194/0x257 [ 47.831058] ? arch_local_irq_restore+0x53/0x53 [ 47.835714] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 47.840899] dump_header+0x28c/0xe1e [ 47.844608] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 47.849779] ? print_irqtrace_events+0x270/0x270 [ 47.854515] ? pagefault_out_of_memory+0x152/0x152 [ 47.859414] ? check_noncircular+0x20/0x20 [ 47.863617] ? print_irqtrace_events+0x270/0x270 [ 47.868342] ? __lock_acquire+0x664/0x3e00 [ 47.872551] ? check_noncircular+0x20/0x20 [ 47.876758] ? find_held_lock+0x35/0x1d0 [ 47.880796] ? check_noncircular+0x20/0x20 [ 47.885010] ? task_will_free_mem+0x252/0xaa0 [ 47.889488] ? print_irqtrace_events+0x270/0x270 [ 47.894217] ? ___ratelimit+0x30d/0x630 [ 47.898161] ? lock_downgrade+0x980/0x980 [ 47.902281] ? lock_release+0xa40/0xa40 [ 47.906225] ? mark_held_locks+0xaf/0x100 [ 47.910347] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 47.915417] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 47.920399] ? trace_hardirqs_on+0xd/0x10 [ 47.924516] ? ___ratelimit+0x95/0x630 [ 47.928371] ? idr_get_free_cmn+0xfd0/0xfd0 [ 47.932663] ? check_noncircular+0x20/0x20 [ 47.936863] ? find_held_lock+0x138/0x1d0 [ 47.940992] oom_kill_process+0x8b5/0x14a0 [ 47.945206] ? has_ns_capability_noaudit+0x163/0x2a0 [ 47.950275] ? lock_downgrade+0x980/0x980 [ 47.954393] ? oom_evaluate_task+0x480/0x480 [ 47.958781] ? security_capable_noaudit+0x8b/0xc0 [ 47.963594] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 47.968671] ? has_capability+0x30/0x30 [ 47.972613] ? do_raw_spin_trylock+0x190/0x190 [ 47.977162] ? check_noncircular+0x20/0x20 [ 47.981371] ? has_capability_noaudit+0x24/0x30 [ 47.986013] ? oom_badness+0xd1/0x980 [ 47.989783] ? lock_release+0xa40/0xa40 [ 47.993722] ? do_try_to_free_pages+0xc53/0x1020 [ 47.998453] ? find_lock_task_mm+0x460/0x460 [ 48.002832] ? find_held_lock+0x35/0x1d0 [ 48.006868] ? out_of_memory+0xb3a/0x1220 [ 48.010988] ? lock_downgrade+0x980/0x980 [ 48.015107] ? lock_release+0xa40/0xa40 [ 48.019047] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 48.023949] ? oom_evaluate_task+0x284/0x480 [ 48.028336] out_of_memory+0x86d/0x1220 [ 48.032287] ? oom_killer_disable+0x310/0x310 [ 48.036750] ? mutex_trylock+0x23a/0x2d0 [ 48.040795] ? __lock_is_held+0xb6/0x140 [ 48.044822] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 48.050255] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 48.055089] ? warn_alloc+0x2b0/0x2b0 [ 48.058854] ? trace_hardirqs_off+0xd/0x10 [ 48.063065] ? print_irqtrace_events+0x270/0x270 [ 48.067792] ? _raw_spin_unlock_irq+0x27/0x70 [ 48.072262] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 48.077246] ? trace_hardirqs_on+0xd/0x10 [ 48.081364] ? _raw_spin_unlock_irq+0x27/0x70 [ 48.085828] ? finish_task_switch+0x1d3/0x740 [ 48.090290] ? finish_task_switch+0x1aa/0x740 [ 48.094765] ? retint_kernel+0x10/0x10 [ 48.098621] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 48.103613] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.108362] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 48.114220] ? __might_sleep+0x95/0x190 [ 48.118177] __alloc_pages_nodemask+0x9fb/0xd80 [ 48.122819] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 48.127805] ? __sched_text_start+0x8/0x8 [ 48.131923] ? retint_kernel+0x10/0x10 [ 48.135785] ? __lock_is_held+0xb6/0x140 [ 48.139814] ? __vmalloc_node_range+0x4b7/0x650 [ 48.144461] ? rcu_note_context_switch+0x710/0x710 [ 48.149368] alloc_pages_current+0xb6/0x1e0 [ 48.153662] __vmalloc_node_range+0x409/0x650 [ 48.158138] ? xt_alloc_table_info+0x64/0xe0 [ 48.162521] __vmalloc_node_flags_caller+0x50/0x60 [ 48.167418] ? xt_alloc_table_info+0x64/0xe0 [ 48.171796] kvmalloc_node+0x82/0xd0 [ 48.175479] xt_alloc_table_info+0x64/0xe0 [ 48.179685] do_ip6t_set_ctl+0x29b/0x5f0 [ 48.183717] ? translate_compat_table+0x1c50/0x1c50 [ 48.188713] ? mutex_unlock+0xd/0x10 [ 48.192407] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 48.197666] nf_setsockopt+0x67/0xc0 [ 48.201351] ipv6_setsockopt+0x115/0x150 [ 48.205384] tcp_setsockopt+0x82/0xd0 [ 48.209157] sock_common_setsockopt+0x95/0xd0 [ 48.213623] SyS_setsockopt+0x189/0x360 [ 48.217567] ? SyS_recv+0x40/0x40 [ 48.220990] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 48.225805] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 48.230791] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 48.235519] entry_SYSCALL_64_fastpath+0x23/0x9a [ 48.240242] RIP: 0033:0x4416b9 [ 48.243408] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 48.251092] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 48.258329] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 48.265566] RBP: 00000000000065db R08: 0000000000000004 R09: 00000000000065db [ 48.272803] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 48.280041] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 48.287349] Mem-Info: [ 48.289779] active_anon:5122 inactive_anon:62 isolated_anon:0 [ 48.289779] active_file:38 inactive_file:11 isolated_file:0 [ 48.289779] unevictable:0 dirty:0 writeback:0 unstable:0 [ 48.289779] slab_reclaimable:7352 slab_unreclaimable:82112 [ 48.289779] mapped:26 shmem:68 pagetables:320 bounce:0 [ 48.289779] free:24093 free_pcp:0 free_cma:0 [ 48.321850] Node 0 active_anon:20488kB inactive_anon:248kB active_file:152kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:104kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 12288kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 48.348943] 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 [ 48.376225] lowmem_reserve[]: 0 2870 6381 6381 [ 48.380841] Node 0 DMA32 free:43536kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 48.408203] lowmem_reserve[]: 0 0 3510 3510 [ 48.412556] Node 0 Normal free:36796kB min:37084kB low:46352kB high:55620kB active_anon:20484kB inactive_anon:244kB active_file:88kB inactive_file:92kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1280kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 48.441257] lowmem_reserve[]: 0 0 0 0 [ 48.445294] 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 [ 48.458944] Node 0 DMA32: 6*4kB (M) 10*8kB (UME) 8*16kB (UME) 9*32kB (UME) 6*64kB (UM) 2*128kB (M) 6*256kB (UME) 6*512kB (UME) 5*1024kB (UME) 4*2048kB (UME) 6*4096kB (UM) = 43656kB [ 48.475233] Node 0 Normal: 223*4kB (UME) 159*8kB (M) 121*16kB (ME) 83*32kB (UME) 42*64kB (UM) 22*128kB (M) 17*256kB (UM) 0*512kB 16*1024kB (U) 2*2048kB (UE) 0*4096kB = 37092kB [ 48.491059] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 48.499617] 121 total pagecache pages [ 48.503411] 0 pages in swap cache [ 48.506854] Swap cache stats: add 0, delete 0, find 0/0 [ 48.512204] Free swap = 0kB [ 48.515212] Total swap = 0kB [ 48.518214] 1965979 pages RAM [ 48.521301] 0 pages HighMem/MovableOnly [ 48.525262] 327756 pages reserved [ 48.528698] Unreclaimable slab info: [ 48.532401] Name Used Total [ 48.537922] hashtab_node 118KB 119KB [ 48.543268] ebitmap_node 395KB 397KB [ 48.548621] avtab_node 1012KB 1013KB [ 48.554587] TIPC 1KB 7KB [ 48.559968] SCTPv6 2KB 4KB [ 48.565320] DCCPv6 2KB 7KB [ 48.570687] DCCP 2KB 6KB [ 48.576045] fib6_nodes 0KB 4KB [ 48.581394] ip6_dst_cache 6KB 7KB [ 48.586750] RAWv6 9KB 13KB [ 48.592101] UDPv6 12KB 14KB [ 48.597448] TCPv6 25KB 28KB [ 48.602802] sd_ext_cdb 0KB 3KB [ 48.608192] scsi_sense_cache 148KB 148KB [ 48.613551] virtio_scsi_cmd 16KB 16KB [ 48.618898] sgpool-128 8KB 8KB [ 48.624248] sgpool-64 4KB 6KB [ 48.629592] sgpool-32 173KB 173KB [ 48.634948] sgpool-16 60KB 60KB [ 48.640295] sgpool-8 296KB 296KB [ 48.645642] cfq_io_cq 19KB 23KB [ 48.650991] cfq_queue 31KB 34KB [ 48.656914] mqueue_inode_cache 1KB 7KB [ 48.662382] nfs_commit_data 3KB 7KB [ 48.667733] nfs_write_data 34KB 37KB [ 48.673082] jbd2_inode 1KB 3KB [ 48.678427] ext4_system_zone 0KB 3KB [ 48.683778] bio-1 1KB 3KB [ 48.689127] rpc_buffers 17KB 19KB [ 48.694479] rpc_tasks 2KB 3KB [ 48.699824] UNIX 771KB 773KB [ 48.705169] tcp_bind_bucket 0KB 4KB [ 48.710516] ip_fib_trie 0KB 3KB [ 48.715861] ip_fib_alias 0KB 3KB [ 48.721207] ip_dst_cache 3KB 8KB [ 48.726553] RAW 5KB 7KB [ 48.731902] UDP 29KB 31KB [ 48.737306] TCP 7KB 7KB [ 48.742663] hugetlbfs_inode_cache 1KB 7KB [ 48.748356] eventpoll_pwq 9KB 11KB [ 48.753746] eventpoll_epi 18KB 23KB [ 48.759133] inotify_inode_mark 3KB 7KB [ 48.781223] request_queue 33KB 67KB [ 48.786655] blkdev_ioc 26KB 27KB [ 48.792030] bio-0 465KB 465KB [ 48.797393] biovec-(1<<(21-12)) 610KB 610KB [ 48.802922] biovec-64 291KB 291KB [ 48.808277] biovec-16 37KB 37KB [ 48.813626] bio_integrity_payload 0KB 4KB [ 48.819324] khugepaged_mm_slot 1KB 3KB [ 48.824763] uid_cache 0KB 3KB [ 48.830109] dmaengine-unmap-2 0KB 3KB [ 48.835465] audit_buffer 0KB 3KB [ 48.840820] skbuff_fclone_cache 138KB 138KB [ 48.846339] skbuff_head_cache 1597KB 1597KB [ 48.851685] configfs_dir_cache 0KB 4KB [ 48.857128] file_lock_cache 155KB 158KB [ 48.862476] file_lock_ctx 1KB 3KB [ 48.867824] fsnotify_mark_connector 2KB 3KB [ 48.873694] shmem_inode_cache 1041KB 1042KB [ 48.879042] task_delay_info 311KB 347KB [ 48.884389] sigqueue 374KB 374KB [ 48.889894] kernfs_node_cache 2156KB 2161KB [ 48.895290] mnt_cache 15KB 20KB [ 48.900656] filp 8470KB 8666KB [ 48.906018] names_cache 111107KB 111146KB [ 48.911365] avc_node 37KB 39KB [ 48.916723] selinux_file_security 428KB 453KB [ 48.922415] selinux_inode_security 1945KB 1948KB [ 48.928795] key_jar 3KB 7KB [ 48.934147] nsproxy 0KB 3KB [ 48.939503] vm_area_struct 17996KB 17997KB [ 48.944855] mm_struct 4340KB 4343KB [ 48.950202] fs_cache 416KB 440KB [ 48.955649] files_cache 1531KB 1533KB [ 48.961000] signal_cache 2443KB 2443KB [ 48.966366] sighand_cache 231KB 270KB [ 48.971713] task_struct 10418KB 10418KB [ 48.977058] cred_jar 2290KB 2292KB [ 48.982404] anon_vma_chain 7482KB 7485KB [ 48.987752] anon_vma 139KB 315KB [ 48.993241] pid 214KB 248KB [ 48.998603] Acpi-Operand 106KB 170KB [ 49.003960] Acpi-Namespace 19KB 23KB [ 49.009313] numa_policy 0KB 3KB [ 49.014665] debug_objects_cache 496KB 500KB [ 49.020192] trace_event_file 145KB 147KB [ 49.025545] ftrace_event_field 257KB 259KB [ 49.030978] pool_workqueue 22KB 24KB [ 49.036329] page->ptl 2974KB 2976KB [ 49.041695] kmalloc-262144 1032KB 1032KB [ 49.047046] kmalloc-131072 650KB 650KB [ 49.052395] kmalloc-65536 264KB 264KB [ 49.057743] kmalloc-32768 627KB 627KB [ 49.063092] kmalloc-16384 148KB 148KB [ 49.068437] kmalloc-8192 503KB 503KB [ 49.073782] kmalloc-4096 7824KB 7862KB [ 49.079131] kmalloc-2048 3130KB 3130KB [ 49.084530] kmalloc-1024 4189KB 4189KB [ 49.089881] kmalloc-512 2654KB 2872KB [ 49.095226] kmalloc-256 2030KB 2407KB [ 49.100638] kmalloc-128 405KB 523KB [ 49.106027] kmalloc-96 309KB 396KB [ 49.111382] kmalloc-64 703KB 832KB [ 49.116732] kmalloc-32 1863KB 2193KB [ 49.122081] kmalloc-192 197KB 256KB [ 49.127606] kmem_cache 100KB 105KB [ 49.132951] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 49.141531] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 49.149663] [ 3344] 0 3344 14299 224 118784 0 0 rsyslogd [ 49.158070] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 49.166123] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 49.174599] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 49.182651] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 49.190793] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 49.198921] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 49.207066] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 49.215225] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 49.223367] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 49.231501] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 49.239637] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 49.247764] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 49.255922] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 49.263968] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 49.272969] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 49.281967] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 49.290976] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 49.299971] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 49.308978] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 49.317981] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 49.326983] [ 3520] 0 3520 4381 523 36864 0 0 syzkaller233009 [ 49.335980] [ 3521] 0 3521 4381 523 36864 0 0 syzkaller233009 [ 49.345065] [ 3522] 0 3522 4381 523 36864 0 0 syzkaller233009 [ 49.354061] [ 3523] 0 3523 4381 523 36864 0 0 syzkaller233009 [ 49.363062] [ 3525] 0 3525 4381 523 36864 0 0 syzkaller233009 [ 49.372058] [ 3526] 0 3526 4381 523 36864 0 0 syzkaller233009 [ 49.381051] Out of memory: Kill process 3520 (syzkaller233009) score 0 or sacrifice child [ 49.389381] Killed process 3520 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 49.401658] oom_reaper: reaped process 3520 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 49.423364] oom_reaper: reaped process 3521 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 49.521645] oom_reaper: reaped process 3522 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 49.532536] oom_reaper: reaped process 3523 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 49.544266] syzkaller233009 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 49.557776] syzkaller233009 cpuset=/ mems_allowed=0 [ 49.562810] CPU: 1 PID: 3520 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 49.570224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.579546] Call Trace: [ 49.582106] dump_stack+0x194/0x257 [ 49.585705] ? arch_local_irq_restore+0x53/0x53 [ 49.590360] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.595523] dump_header+0x28c/0xe1e [ 49.599209] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.604371] ? print_irqtrace_events+0x270/0x270 [ 49.609102] ? pagefault_out_of_memory+0x152/0x152 [ 49.613995] ? check_noncircular+0x20/0x20 [ 49.618198] ? print_irqtrace_events+0x270/0x270 [ 49.622923] ? __lock_acquire+0x664/0x3e00 [ 49.627132] ? check_noncircular+0x20/0x20 [ 49.631341] ? find_held_lock+0x35/0x1d0 [ 49.635371] ? check_noncircular+0x20/0x20 [ 49.639577] ? task_will_free_mem+0x252/0xaa0 [ 49.644043] ? print_irqtrace_events+0x270/0x270 [ 49.648773] ? ___ratelimit+0x30d/0x630 [ 49.652715] ? lock_downgrade+0x980/0x980 [ 49.656838] ? lock_release+0xa40/0xa40 [ 49.660783] ? mark_held_locks+0xaf/0x100 [ 49.664907] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 49.669992] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.674978] ? trace_hardirqs_on+0xd/0x10 [ 49.679097] ? ___ratelimit+0x95/0x630 [ 49.682954] ? idr_get_free_cmn+0xfd0/0xfd0 [ 49.687245] ? check_noncircular+0x20/0x20 [ 49.691450] ? find_held_lock+0x138/0x1d0 [ 49.695586] oom_kill_process+0x8b5/0x14a0 [ 49.699793] ? has_ns_capability_noaudit+0x163/0x2a0 [ 49.704863] ? lock_downgrade+0x980/0x980 [ 49.708983] ? oom_evaluate_task+0x480/0x480 [ 49.713369] ? security_capable_noaudit+0x8b/0xc0 [ 49.718182] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 49.723253] ? has_capability+0x30/0x30 [ 49.727191] ? do_raw_spin_trylock+0x190/0x190 [ 49.731745] ? check_noncircular+0x20/0x20 [ 49.735968] ? has_capability_noaudit+0x24/0x30 [ 49.740612] ? oom_badness+0xd1/0x980 [ 49.744383] ? lock_release+0xa40/0xa40 [ 49.748327] ? find_lock_task_mm+0x460/0x460 [ 49.752705] ? find_held_lock+0x35/0x1d0 [ 49.756743] ? out_of_memory+0xb3a/0x1220 [ 49.760859] ? lock_downgrade+0x980/0x980 [ 49.764975] ? lock_release+0xa40/0xa40 [ 49.768927] ? blocking_notifier_call_chain+0x112/0x190 [ 49.770101] syzkaller233009: vmalloc: allocation failure, allocated 1398272000 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 49.770106] syzkaller233009 cpuset=/ mems_allowed=0 [ 49.792227] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 49.797148] ? oom_evaluate_task+0x284/0x480 [ 49.801542] out_of_memory+0x86d/0x1220 [ 49.805505] ? oom_killer_disable+0x310/0x310 [ 49.809977] ? mutex_trylock+0x23a/0x2d0 [ 49.814017] ? __lock_is_held+0xb6/0x140 [ 49.818055] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 49.823500] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 49.828362] ? warn_alloc+0x2b0/0x2b0 [ 49.832136] ? trace_hardirqs_off+0xd/0x10 [ 49.836348] ? switch_mm_irqs_off+0x7cb/0x15f0 [ 49.840917] ? mark_held_locks+0xaf/0x100 [ 49.845042] ? _raw_spin_unlock_irq+0x27/0x70 [ 49.849516] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.854510] ? trace_hardirqs_on+0xd/0x10 [ 49.858638] ? _raw_spin_unlock_irq+0x27/0x70 [ 49.863110] ? finish_task_switch+0x1d3/0x740 [ 49.867582] ? print_irqtrace_events+0x270/0x270 [ 49.872319] ? print_irqtrace_events+0x270/0x270 [ 49.877067] ? __schedule+0x8f3/0x2060 [ 49.880956] ? __lock_is_held+0xb6/0x140 [ 49.885014] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 49.890890] ? __might_sleep+0x95/0x190 [ 49.894847] __alloc_pages_nodemask+0x9fb/0xd80 [ 49.899492] ? mark_held_locks+0xaf/0x100 [ 49.903627] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 49.908626] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 49.913370] ? retint_kernel+0x10/0x10 [ 49.917244] ? __lock_is_held+0xb6/0x140 [ 49.921278] ? __vmalloc_node_range+0x4b7/0x650 [ 49.925939] ? rcu_note_context_switch+0x710/0x710 [ 49.930855] alloc_pages_current+0xb6/0x1e0 [ 49.935160] __vmalloc_node_range+0x409/0x650 [ 49.939652] ? xt_alloc_table_info+0x64/0xe0 [ 49.944036] __vmalloc_node_flags_caller+0x50/0x60 [ 49.948941] ? xt_alloc_table_info+0x64/0xe0 [ 49.953333] kvmalloc_node+0x82/0xd0 [ 49.957027] xt_alloc_table_info+0x64/0xe0 [ 49.961241] do_ip6t_set_ctl+0x29b/0x5f0 [ 49.965284] ? translate_compat_table+0x1c50/0x1c50 [ 49.970296] ? mutex_unlock+0xd/0x10 [ 49.973983] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 49.979239] nf_setsockopt+0x67/0xc0 [ 49.982935] ipv6_setsockopt+0x115/0x150 [ 49.986979] tcp_setsockopt+0x82/0xd0 [ 49.990763] sock_common_setsockopt+0x95/0xd0 [ 49.995243] SyS_setsockopt+0x189/0x360 [ 49.999200] ? SyS_recv+0x40/0x40 [ 50.002632] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 50.007457] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 50.012452] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 50.017195] entry_SYSCALL_64_fastpath+0x23/0x9a [ 50.021925] RIP: 0033:0x4416b9 [ 50.025091] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 50.032773] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 50.040019] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 50.047265] RBP: 00000000000065df R08: 0000000000000004 R09: 00000000000065df [ 50.054521] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 50.061764] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 50.069039] CPU: 0 PID: 3521 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 50.069179] Mem-Info: [ 50.069196] active_anon:3054 inactive_anon:62 isolated_anon:0 [ 50.069196] active_file:15 inactive_file:14 isolated_file:0 [ 50.069196] unevictable:0 dirty:0 writeback:0 unstable:0 [ 50.069196] slab_reclaimable:7352 slab_unreclaimable:82073 [ 50.069196] mapped:2 shmem:68 pagetables:316 bounce:0 [ 50.069196] free:15711 free_pcp:30 free_cma:0 [ 50.069210] Node 0 active_anon:12216kB inactive_anon:248kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 50.069212] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.069228] lowmem_reserve[]: 0 2870 6381 6381 [ 50.069241] Node 0 DMA32 free:29004kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:24kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 50.069256] lowmem_reserve[]: 0 0 3510 3510 [ 50.069268] Node 0 Normal free:17932kB min:37084kB low:46352kB high:55620kB active_anon:12212kB inactive_anon:244kB active_file:36kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1264kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 50.069284] lowmem_reserve[]: 0 0 0 0 [ 50.069296] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 50.069349] Node 0 DMA32: 7*4kB (UM) 10*8kB (UME) 6*16kB (UME) 10*32kB (UME) 7*64kB (UM) 3*128kB (UM) 6*256kB (UME) 5*512kB (UME) 3*1024kB (ME) 4*2048kB (UME) 3*4096kB (M) = 29004kB [ 50.069407] Node 0 Normal: 223*4kB (UME) 161*8kB (UM) 122*16kB (ME) 83*32kB (ME) 42*64kB (UM) 23*128kB (UM) 16*256kB (M) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 18052kB [ 50.069465] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 50.069468] 97 total pagecache pages [ 50.069476] 0 pages in swap cache [ 50.069480] Swap cache stats: add 0, delete 0, find 0/0 [ 50.069482] Free swap = 0kB [ 50.069485] Total swap = 0kB [ 50.069488] 1965979 pages RAM [ 50.069490] 0 pages HighMem/MovableOnly [ 50.069493] 327756 pages reserved [ 50.069496] Unreclaimable slab info: [ 50.069499] Name Used Total [ 50.069505] hashtab_node 118KB 119KB [ 50.069510] ebitmap_node 394KB 397KB [ 50.069515] avtab_node 1012KB 1013KB [ 50.069524] TIPC 1KB 7KB [ 50.069531] SCTPv6 2KB 4KB [ 50.069539] DCCPv6 2KB 7KB [ 50.069545] DCCP 2KB 6KB [ 50.069565] fib6_nodes 0KB 4KB [ 50.069569] ip6_dst_cache 6KB 7KB [ 50.069576] RAWv6 9KB 13KB [ 50.069581] UDPv6 12KB 14KB [ 50.069587] TCPv6 22KB 28KB [ 50.069608] sd_ext_cdb 0KB 3KB [ 50.069613] scsi_sense_cache 152KB 152KB [ 50.069618] virtio_scsi_cmd 16KB 16KB [ 50.069625] sgpool-128 8KB 8KB [ 50.069630] sgpool-64 4KB 6KB [ 50.069635] sgpool-32 173KB 173KB [ 50.069639] sgpool-16 60KB 60KB [ 50.069644] sgpool-8 296KB 296KB [ 50.069651] cfq_io_cq 19KB 23KB [ 50.069655] cfq_queue 30KB 34KB [ 50.069661] mqueue_inode_cache 1KB 7KB [ 50.069666] nfs_commit_data 3KB 7KB [ 50.069671] nfs_write_data 34KB 37KB [ 50.069678] jbd2_inode 1KB 3KB [ 50.069683] ext4_system_zone 0KB 3KB [ 50.069695] bio-1 1KB 3KB [ 50.069706] rpc_buffers 17KB 19KB [ 50.069711] rpc_tasks 2KB 3KB [ 50.069715] UNIX 771KB 773KB [ 50.069723] tcp_bind_bucket 0KB 4KB [ 50.069730] ip_fib_trie 0KB 3KB [ 50.069735] ip_fib_alias 0KB 3KB [ 50.069740] ip_dst_cache 3KB 8KB [ 50.069745] RAW 5KB 7KB [ 50.069749] UDP 29KB 31KB [ 50.069755] TCP 7KB 7KB [ 50.069760] hugetlbfs_inode_cache 1KB 7KB [ 50.069766] eventpoll_pwq 9KB 11KB [ 50.069770] eventpoll_epi 18KB 23KB [ 50.069775] inotify_inode_mark 3KB 7KB [ 50.069780] request_queue 31KB 45KB [ 50.069786] blkdev_ioc 26KB 27KB [ 50.069790] bio-0 465KB 465KB [ 50.069795] biovec-(1<<(21-12)) 610KB 610KB [ 50.069801] biovec-64 291KB 291KB [ 50.069806] biovec-16 37KB 37KB [ 50.069811] bio_integrity_payload 0KB 4KB [ 50.069815] khugepaged_mm_slot 1KB 3KB [ 50.069824] uid_cache 0KB 3KB [ 50.069829] dmaengine-unmap-2 0KB 3KB [ 50.069834] audit_buffer 0KB 3KB [ 50.069839] skbuff_fclone_cache 137KB 138KB [ 50.069843] skbuff_head_cache 1596KB 1597KB [ 50.069848] configfs_dir_cache 0KB 4KB [ 50.069853] file_lock_cache 155KB 158KB [ 50.069857] file_lock_ctx 1KB 3KB [ 50.069862] fsnotify_mark_connector 2KB 3KB [ 50.069868] shmem_inode_cache 1040KB 1042KB [ 50.069873] task_delay_info 307KB 347KB [ 50.069879] sigqueue 373KB 374KB [ 50.069883] kernfs_node_cache 2156KB 2161KB [ 50.069888] mnt_cache 15KB 20KB [ 50.069893] filp 8435KB 8640KB [ 50.069898] names_cache 111099KB 111129KB [ 50.069905] avc_node 37KB 39KB [ 50.069910] selinux_file_security 425KB 453KB [ 50.069915] selinux_inode_security 1943KB 1948KB [ 50.069920] key_jar 3KB 7KB [ 50.069924] nsproxy 0KB 3KB [ 50.069929] vm_area_struct 17993KB 17997KB [ 50.069934] mm_struct 4337KB 4343KB [ 50.069938] fs_cache 410KB 440KB [ 50.069943] files_cache 1530KB 1533KB [ 50.069948] signal_cache 2440KB 2443KB [ 50.069953] sighand_cache 228KB 270KB [ 50.069958] task_struct 10412KB 10412KB [ 50.069963] cred_jar 2288KB 2292KB [ 50.069967] anon_vma_chain 7480KB 7485KB [ 50.069972] anon_vma 133KB 315KB [ 50.069977] pid 213KB 248KB [ 50.069981] Acpi-Operand 106KB 170KB [ 50.069988] Acpi-Namespace 19KB 23KB [ 50.069993] numa_policy 0KB 3KB [ 50.069998] debug_objects_cache 496KB 500KB [ 50.070027] trace_event_file 145KB 147KB [ 50.070032] ftrace_event_field 257KB 259KB [ 50.070037] pool_workqueue 22KB 24KB [ 50.070043] page->ptl 2973KB 2976KB [ 50.070066] kmalloc-262144 1032KB 1032KB [ 50.070070] kmalloc-131072 650KB 650KB [ 50.070075] kmalloc-65536 264KB 264KB [ 50.070079] kmalloc-32768 627KB 627KB [ 50.070084] kmalloc-16384 148KB 148KB [ 50.070088] kmalloc-8192 503KB 503KB [ 50.070092] kmalloc-4096 7815KB 7845KB [ 50.070097] kmalloc-2048 3130KB 3130KB [ 50.070102] kmalloc-1024 4189KB 4189KB [ 50.070106] kmalloc-512 2651KB 2872KB [ 50.070111] kmalloc-256 2013KB 2392KB [ 50.070115] kmalloc-128 401KB 523KB [ 50.070119] kmalloc-96 306KB 396KB [ 50.070124] kmalloc-64 703KB 832KB [ 50.070128] kmalloc-32 1855KB 2193KB [ 50.070133] kmalloc-192 197KB 256KB [ 50.070138] kmem_cache 100KB 105KB [ 50.070142] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 50.070169] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 50.070180] [ 3344] 0 3344 14299 224 118784 0 0 rsyslogd [ 50.070191] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 50.070201] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 50.070211] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 50.070221] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 50.070231] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 50.070241] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 50.070251] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 50.070261] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 50.070271] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 50.070281] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 50.070291] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 50.070302] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 50.070312] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 50.070322] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 50.070333] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 50.070343] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 50.070356] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 50.070366] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 50.070376] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 50.070387] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 50.070398] [ 3520] 0 3520 4381 0 32768 0 0 syzkaller233009 [ 50.070407] [ 3521] 0 3521 4381 0 32768 0 0 syzkaller233009 [ 50.070418] [ 3522] 0 3522 4381 0 32768 0 0 syzkaller233009 [ 50.070428] [ 3523] 0 3523 4381 0 32768 0 0 syzkaller233009 [ 50.070438] [ 3525] 0 3525 4381 523 36864 0 0 syzkaller233009 [ 50.070448] [ 3526] 0 3526 4381 523 36864 0 0 syzkaller233009 [ 50.070454] Out of memory: Kill process 3525 (syzkaller233009) score 0 or sacrifice child [ 50.070475] Killed process 3525 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 50.071311] syzkaller233009: vmalloc: allocation failure, allocated 1284493312 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 50.071315] syzkaller233009 cpuset=/ mems_allowed=0 [ 51.181444] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.190771] Call Trace: [ 51.193340] dump_stack+0x194/0x257 [ 51.196947] ? arch_local_irq_restore+0x53/0x53 [ 51.201590] ? idr_get_free_cmn+0xfd0/0xfd0 [ 51.205907] warn_alloc+0x19a/0x2b0 [ 51.209513] ? zone_watermark_ok_safe+0x400/0x400 [ 51.214348] ? rcu_note_context_switch+0x710/0x710 [ 51.219272] __vmalloc_node_range+0x482/0x650 [ 51.223760] ? xt_alloc_table_info+0x64/0xe0 [ 51.228148] __vmalloc_node_flags_caller+0x50/0x60 [ 51.233052] ? xt_alloc_table_info+0x64/0xe0 [ 51.237441] kvmalloc_node+0x82/0xd0 [ 51.241134] xt_alloc_table_info+0x64/0xe0 [ 51.245349] do_ip6t_set_ctl+0x29b/0x5f0 [ 51.249398] ? translate_compat_table+0x1c50/0x1c50 [ 51.254412] ? mutex_unlock+0xd/0x10 [ 51.258107] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 51.263372] nf_setsockopt+0x67/0xc0 [ 51.267075] ipv6_setsockopt+0x115/0x150 [ 51.271120] tcp_setsockopt+0x82/0xd0 [ 51.274903] sock_common_setsockopt+0x95/0xd0 [ 51.279389] SyS_setsockopt+0x189/0x360 [ 51.283345] ? SyS_recv+0x40/0x40 [ 51.286778] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 51.291600] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.296595] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.301338] entry_SYSCALL_64_fastpath+0x23/0x9a [ 51.306067] RIP: 0033:0x4416b9 [ 51.309229] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 51.316913] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 51.324165] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 51.331409] RBP: 00000000000065bd R08: 0000000000000004 R09: 00000000000065bd [ 51.338653] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 51.345896] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 51.353169] CPU: 1 PID: 3520 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 51.353315] Mem-Info: [ 51.353332] active_anon:3054 inactive_anon:62 isolated_anon:0 [ 51.353332] active_file:12 inactive_file:17 isolated_file:0 [ 51.353332] unevictable:0 dirty:0 writeback:0 unstable:0 [ 51.353332] slab_reclaimable:7352 slab_unreclaimable:82073 [ 51.353332] mapped:2 shmem:68 pagetables:316 bounce:0 [ 51.353332] free:15741 free_pcp:32 free_cma:0 [ 51.353345] Node 0 active_anon:12216kB inactive_anon:248kB active_file:48kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 51.353348] 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 [ 51.353364] lowmem_reserve[]: 0 2870 6381 6381 [ 51.353376] Node 0 DMA32 free:29004kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 51.353391] lowmem_reserve[]: 0 0 3510 3510 [ 51.353422] Node 0 Normal free:18052kB min:37084kB low:46352kB high:55620kB active_anon:12212kB inactive_anon:244kB active_file:28kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1264kB bounce:0kB free_pcp:128kB local_pcp:120kB free_cma:0kB [ 51.353438] lowmem_reserve[]: 0 0 0 0 [ 51.353449] 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 [ 51.353500] Node 0 DMA32: 7*4kB (UM) 10*8kB (UME) 6*16kB (UME) 10*32kB (UME) 7*64kB (UM) 3*128kB (UM) 6*256kB (UME) 5*512kB (UME) 3*1024kB (ME) 4*2048kB (UME) 3*4096kB (M) = 29004kB [ 51.353555] Node 0 Normal: 223*4kB (UME) 161*8kB (UM) 122*16kB (ME) 83*32kB (ME) 42*64kB (UM) 23*128kB (UM) 16*256kB (M) 1*512kB (U) 1*1024kB (U) 0*2048kB 0*4096kB = 18052kB [ 51.353611] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 51.353614] 97 total pagecache pages [ 51.353621] 0 pages in swap cache [ 51.353625] Swap cache stats: add 0, delete 0, find 0/0 [ 51.353627] Free swap = 0kB [ 51.353630] Total swap = 0kB [ 51.353633] 1965979 pages RAM [ 51.353635] 0 pages HighMem/MovableOnly [ 51.353637] 327756 pages reserved [ 51.354227] oom_reaper: reaped process 3525 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 51.355451] rsyslogd invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 51.355456] rsyslogd cpuset=/ mems_allowed=0 [ 51.624688] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.634018] Call Trace: [ 51.636591] dump_stack+0x194/0x257 [ 51.640201] ? arch_local_irq_restore+0x53/0x53 [ 51.644845] ? idr_get_free_cmn+0xfd0/0xfd0 [ 51.649160] warn_alloc+0x19a/0x2b0 [ 51.652768] ? zone_watermark_ok_safe+0x400/0x400 [ 51.657601] ? rcu_note_context_switch+0x710/0x710 [ 51.662527] __vmalloc_node_range+0x482/0x650 [ 51.667017] ? xt_alloc_table_info+0x64/0xe0 [ 51.671496] __vmalloc_node_flags_caller+0x50/0x60 [ 51.676402] ? xt_alloc_table_info+0x64/0xe0 [ 51.680793] kvmalloc_node+0x82/0xd0 [ 51.684490] xt_alloc_table_info+0x64/0xe0 [ 51.688705] do_ip6t_set_ctl+0x29b/0x5f0 [ 51.692748] ? translate_compat_table+0x1c50/0x1c50 [ 51.697760] ? mutex_unlock+0xd/0x10 [ 51.701450] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 51.706711] nf_setsockopt+0x67/0xc0 [ 51.710409] ipv6_setsockopt+0x115/0x150 [ 51.714454] tcp_setsockopt+0x82/0xd0 [ 51.718240] sock_common_setsockopt+0x95/0xd0 [ 51.722721] SyS_setsockopt+0x189/0x360 [ 51.726680] ? SyS_recv+0x40/0x40 [ 51.730114] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 51.734937] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.739932] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.744673] entry_SYSCALL_64_fastpath+0x23/0x9a [ 51.749403] RIP: 0033:0x4416b9 [ 51.752567] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 51.760251] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 51.767494] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 51.774737] RBP: 00000000000065df R08: 0000000000000004 R09: 00000000000065df [ 51.781982] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 51.789227] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 51.796508] CPU: 0 PID: 3348 Comm: rsyslogd Not tainted 4.15.0-rc7+ #184 [ 51.799171] syzkaller233009: vmalloc: allocation failure, allocated 1397194752 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 51.799176] syzkaller233009 cpuset=/ mems_allowed=0 [ 51.821280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.830605] Call Trace: [ 51.833173] dump_stack+0x194/0x257 [ 51.836781] ? arch_local_irq_restore+0x53/0x53 [ 51.841436] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 51.846615] dump_header+0x28c/0xe1e [ 51.850314] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 51.855483] ? pagefault_out_of_memory+0x152/0x152 [ 51.860386] ? check_noncircular+0x20/0x20 [ 51.864605] ? print_irqtrace_events+0x270/0x270 [ 51.869344] ? __lock_acquire+0x664/0x3e00 [ 51.873560] ? check_noncircular+0x20/0x20 [ 51.877781] ? find_held_lock+0x35/0x1d0 [ 51.881827] ? check_noncircular+0x20/0x20 [ 51.886040] ? task_will_free_mem+0x252/0xaa0 [ 51.890517] ? print_irqtrace_events+0x270/0x270 [ 51.895275] ? ___ratelimit+0x30d/0x630 [ 51.899226] ? lock_downgrade+0x980/0x980 [ 51.903359] ? lock_release+0xa40/0xa40 [ 51.907316] ? mark_held_locks+0xaf/0x100 [ 51.911442] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 51.916524] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.921520] ? trace_hardirqs_on+0xd/0x10 [ 51.925649] ? ___ratelimit+0x95/0x630 [ 51.929527] ? idr_get_free_cmn+0xfd0/0xfd0 [ 51.933824] ? check_noncircular+0x20/0x20 [ 51.938033] ? find_held_lock+0x138/0x1d0 [ 51.942170] oom_kill_process+0x8b5/0x14a0 [ 51.946389] ? has_ns_capability_noaudit+0x163/0x2a0 [ 51.951471] ? lock_downgrade+0x980/0x980 [ 51.955610] ? oom_evaluate_task+0x480/0x480 [ 51.960013] ? security_capable_noaudit+0x8b/0xc0 [ 51.964841] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 51.969921] ? has_capability+0x30/0x30 [ 51.973868] ? do_raw_spin_trylock+0x190/0x190 [ 51.978426] ? check_noncircular+0x20/0x20 [ 51.982647] ? has_capability_noaudit+0x24/0x30 [ 51.987291] ? oom_badness+0xd1/0x980 [ 51.991070] ? lock_release+0xa40/0xa40 [ 51.995022] ? do_try_to_free_pages+0xc53/0x1020 [ 51.999768] ? find_lock_task_mm+0x460/0x460 [ 52.004160] ? find_held_lock+0x35/0x1d0 [ 52.008207] ? out_of_memory+0xb3a/0x1220 [ 52.012330] ? lock_downgrade+0x980/0x980 [ 52.016458] ? lock_release+0xa40/0xa40 [ 52.020405] ? lock_acquire+0x1d5/0x580 [ 52.024356] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 52.029274] ? oom_evaluate_task+0x284/0x480 [ 52.033666] out_of_memory+0x86d/0x1220 [ 52.037632] ? oom_killer_disable+0x310/0x310 [ 52.042623] ? mutex_trylock+0x23a/0x2d0 [ 52.046666] ? __lock_is_held+0xb6/0x140 [ 52.050703] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 52.056146] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 52.060978] ? trace_hardirqs_on+0xd/0x10 [ 52.065127] ? warn_alloc+0x2b0/0x2b0 [ 52.068904] ? lock_downgrade+0x980/0x980 [ 52.073043] ? radix_tree_lookup_slot+0x99/0xe0 [ 52.077709] ? find_get_entry+0x53c/0x9e0 [ 52.081830] ? lock_downgrade+0x980/0x980 [ 52.085987] ? __lock_acquire+0x664/0x3e00 [ 52.090242] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 52.096119] ? __might_sleep+0x95/0x190 [ 52.100076] __alloc_pages_nodemask+0x9fb/0xd80 [ 52.104729] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 52.109725] ? add_to_page_cache_lru+0x510/0x510 [ 52.114480] ? check_noncircular+0x20/0x20 [ 52.118697] ? check_noncircular+0x20/0x20 [ 52.122919] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 52.127682] alloc_pages_current+0xb6/0x1e0 [ 52.131989] __page_cache_alloc+0x334/0x500 [ 52.136286] ? rcu_read_lock_held+0xa9/0xc0 [ 52.140588] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 52.147943] filemap_fault+0xefc/0x1c20 [ 52.151892] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 52.157073] ? __lock_page_or_retry+0x4f0/0x4f0 [ 52.161742] ? filemap_map_pages+0x942/0x15d0 [ 52.166233] ? find_get_entries_tag+0xeb0/0xeb0 [ 52.170876] ? __is_insn_slot_addr+0x1fc/0x330 [ 52.175437] ? lock_downgrade+0x980/0x980 [ 52.179566] ? check_noncircular+0x20/0x20 [ 52.183780] ? find_held_lock+0x35/0x1d0 [ 52.187817] ? print_irqtrace_events+0x270/0x270 [ 52.192548] ? print_irqtrace_events+0x270/0x270 [ 52.197284] ? is_bpf_text_address+0x7b/0x120 [ 52.201756] ? lock_downgrade+0x980/0x980 [ 52.205895] ? lock_acquire+0x1d5/0x580 [ 52.209842] ? lock_acquire+0x1d5/0x580 [ 52.213791] ? ext4_filemap_fault+0x7a/0xad [ 52.218092] ? __lock_acquire+0x664/0x3e00 [ 52.222307] ? lock_release+0xa40/0xa40 [ 52.226256] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 52.232115] ? is_bpf_text_address+0xa4/0x120 [ 52.236588] ? rcu_note_context_switch+0x710/0x710 [ 52.241501] ? __might_sleep+0x95/0x190 [ 52.245455] ? down_read+0x96/0x150 [ 52.249057] ? ext4_filemap_fault+0x7a/0xad [ 52.253352] ? __down_interruptible+0x6b0/0x6b0 [ 52.258004] ? do_syslog+0x8b5/0xb80 [ 52.261708] ext4_filemap_fault+0x82/0xad [ 52.265843] __do_fault+0xeb/0x30f [ 52.269359] ? vfs_read+0x11e/0x350 [ 52.272964] ? entry_SYSCALL_64_fastpath+0x23/0x9a [ 52.277867] ? pte_offset_kernel+0xc7/0xc7 [ 52.282083] ? check_noncircular+0x20/0x20 [ 52.286295] ? check_noncircular+0x20/0x20 [ 52.290516] __handle_mm_fault+0x1d8f/0x3ce0 [ 52.294908] ? __pmd_alloc+0x4e0/0x4e0 [ 52.298794] ? find_held_lock+0x35/0x1d0 [ 52.302842] ? handle_mm_fault+0x248/0x8d0 [ 52.307060] ? lock_downgrade+0x980/0x980 [ 52.311221] handle_mm_fault+0x334/0x8d0 [ 52.315255] ? down_read_trylock+0xdb/0x170 [ 52.319550] ? __do_page_fault+0x32d/0xc90 [ 52.323760] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 52.328327] ? vmacache_find+0x5f/0x280 [ 52.332277] ? vmacache_update+0xfe/0x130 [ 52.336412] ? find_vma+0x30/0x150 [ 52.339936] __do_page_fault+0x5c9/0xc90 [ 52.343973] ? vfs_copy_file_range+0x940/0x940 [ 52.348541] ? mm_fault_error+0x2c0/0x2c0 [ 52.352667] ? avc_policy_seqno+0x9/0x20 [ 52.356716] do_page_fault+0xee/0x720 [ 52.360495] ? __do_page_fault+0xc90/0xc90 [ 52.364716] ? fput+0xd2/0x140 [ 52.367890] ? SyS_read+0x184/0x220 [ 52.371496] ? entry_SYSCALL_64_fastpath+0x4f/0x9a [ 52.376406] ? page_fault+0x36/0x60 [ 52.380025] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 52.384851] ? page_fault+0x36/0x60 [ 52.388455] page_fault+0x4c/0x60 [ 52.391881] RIP: 0033:0x7fa6139d51fd [ 52.395567] RSP: 002b:00007fa610f74e30 EFLAGS: 00010293 [ 52.400907] RAX: 0000000000000090 RBX: 0000000000efb4b0 RCX: 00007fa6139d51fd [ 52.408155] RDX: 0000000000000fff RSI: 00007fa6127a95a0 RDI: 0000000000000004 [ 52.415401] RBP: 0000000000000000 R08: 0000000000ee6260 R09: 0000000000000000 [ 52.422650] R10: 33205d3236373131 R11: 0000000000000293 R12: 000000000065e420 [ 52.429897] R13: 00007fa610f759c0 R14: 00007fa61401a040 R15: 0000000000000003 [ 52.437174] CPU: 1 PID: 3523 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 52.437331] Mem-Info: [ 52.437349] active_anon:2537 inactive_anon:62 isolated_anon:0 [ 52.437349] active_file:12 inactive_file:17 isolated_file:0 [ 52.437349] unevictable:0 dirty:0 writeback:0 unstable:0 [ 52.437349] slab_reclaimable:7352 slab_unreclaimable:82071 [ 52.437349] mapped:2 shmem:68 pagetables:315 bounce:0 [ 52.437349] free:15824 free_pcp:30 free_cma:0 [ 52.437362] Node 0 active_anon:10148kB inactive_anon:248kB active_file:48kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 52.437365] 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 [ 52.437381] lowmem_reserve[]: 0 2870 6381 6381 [ 52.437394] Node 0 DMA32 free:29004kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:20kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.437410] lowmem_reserve[]: 0 0 3510 3510 [ 52.437422] Node 0 Normal free:18384kB min:37084kB low:46352kB high:55620kB active_anon:10144kB inactive_anon:244kB active_file:28kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1260kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 52.437438] lowmem_reserve[]: 0 0 0 0 [ 52.437450] 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 [ 52.437504] Node 0 DMA32: 7*4kB (UM) 10*8kB (UME) 6*16kB (UME) 10*32kB (UME) 7*64kB (UM) 3*128kB (UM) 6*256kB (UME) 5*512kB (UME) 3*1024kB (ME) 4*2048kB (UME) 3*4096kB (M) = 29004kB [ 52.437565] Node 0 Normal: 222*4kB (ME) 163*8kB (UM) 122*16kB (ME) 83*32kB (ME) 41*64kB (M) 22*128kB (M) 16*256kB (M) 0*512kB 0*1024kB 1*2048kB (M) 0*4096kB = 18384kB [ 52.437622] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 52.437625] 97 total pagecache pages [ 52.437634] 0 pages in swap cache [ 52.437638] Swap cache stats: add 0, delete 0, find 0/0 [ 52.437641] Free swap = 0kB [ 52.437643] Total swap = 0kB [ 52.437646] 1965979 pages RAM [ 52.437648] 0 pages HighMem/MovableOnly [ 52.437651] 327756 pages reserved [ 52.437655] Unreclaimable slab info: [ 52.437658] Name Used Total [ 52.437664] hashtab_node 118KB 119KB [ 52.437669] ebitmap_node 393KB 397KB [ 52.437675] avtab_node 1012KB 1013KB [ 52.437684] TIPC 1KB 7KB [ 52.437692] SCTPv6 2KB 4KB [ 52.437701] DCCPv6 2KB 7KB [ 52.437708] DCCP 2KB 6KB [ 52.437726] fib6_nodes 0KB 4KB [ 52.437731] ip6_dst_cache 6KB 7KB [ 52.437738] RAWv6 9KB 13KB [ 52.437744] UDPv6 12KB 14KB [ 52.437750] TCPv6 22KB 28KB [ 52.437767] sd_ext_cdb 0KB 3KB [ 52.437772] scsi_sense_cache 151KB 152KB [ 52.437777] virtio_scsi_cmd 16KB 16KB [ 52.437784] sgpool-128 8KB 8KB [ 52.437789] sgpool-64 4KB 6KB [ 52.437794] sgpool-32 172KB 173KB [ 52.437799] sgpool-16 59KB 60KB [ 52.437804] sgpool-8 295KB 296KB [ 52.437810] cfq_io_cq 19KB 23KB [ 52.437815] cfq_queue 30KB 34KB [ 52.437821] mqueue_inode_cache 1KB 7KB [ 52.437828] nfs_commit_data 3KB 7KB [ 52.437833] nfs_write_data 34KB 37KB [ 52.437840] jbd2_inode 1KB 3KB [ 52.437845] ext4_system_zone 0KB 3KB [ 52.437858] bio-1 1KB 3KB [ 52.437869] rpc_buffers 17KB 19KB [ 52.437874] rpc_tasks 2KB 3KB [ 52.437879] UNIX 771KB 773KB [ 52.437887] tcp_bind_bucket 0KB 4KB [ 52.437895] ip_fib_trie 0KB 3KB [ 52.437899] ip_fib_alias 0KB 3KB [ 52.437904] ip_dst_cache 3KB 8KB [ 52.437909] RAW 5KB 7KB [ 52.437918] UDP 29KB 31KB [ 52.437924] TCP 7KB 7KB [ 52.437929] hugetlbfs_inode_cache 1KB 7KB [ 52.437936] eventpoll_pwq 9KB 11KB [ 52.437941] eventpoll_epi 18KB 23KB [ 52.437945] inotify_inode_mark 3KB 7KB [ 52.437951] request_queue 31KB 45KB [ 52.437957] blkdev_ioc 25KB 27KB [ 52.437962] bio-0 465KB 465KB [ 52.437967] biovec-(1<<(21-12)) 610KB 610KB [ 52.437972] biovec-64 290KB 291KB [ 52.437977] biovec-16 37KB 37KB [ 52.437982] bio_integrity_payload 0KB 4KB [ 52.437987] khugepaged_mm_slot 1KB 3KB [ 52.437995] uid_cache 0KB 3KB [ 52.438004] dmaengine-unmap-2 0KB 3KB [ 52.438026] audit_buffer 0KB 3KB [ 52.438032] skbuff_fclone_cache 136KB 138KB [ 52.438036] skbuff_head_cache 1596KB 1597KB [ 52.438041] configfs_dir_cache 0KB 4KB [ 52.438046] file_lock_cache 155KB 158KB [ 52.438051] file_lock_ctx 1KB 3KB [ 52.438056] fsnotify_mark_connector 2KB 3KB [ 52.438062] shmem_inode_cache 1040KB 1042KB [ 52.438068] task_delay_info 306KB 347KB [ 52.438073] sigqueue 373KB 374KB [ 52.438078] kernfs_node_cache 2156KB 2161KB [ 52.438083] mnt_cache 15KB 20KB [ 52.438088] filp 8428KB 8636KB [ 52.438094] names_cache 111099KB 111129KB [ 52.438102] avc_node 37KB 39KB [ 52.438106] selinux_file_security 425KB 453KB [ 52.438111] selinux_inode_security 1943KB 1948KB [ 52.438116] key_jar 3KB 7KB [ 52.438120] nsproxy 0KB 3KB [ 52.438125] vm_area_struct 17992KB 17997KB [ 52.438130] mm_struct 4335KB 4343KB [ 52.438135] fs_cache 409KB 440KB [ 52.438139] files_cache 1529KB 1533KB [ 52.438144] signal_cache 2440KB 2443KB [ 52.438150] sighand_cache 228KB 270KB [ 52.438154] task_struct 10412KB 10412KB [ 52.438159] cred_jar 2288KB 2292KB [ 52.438164] anon_vma_chain 7480KB 7485KB [ 52.438168] anon_vma 128KB 315KB [ 52.438173] pid 213KB 248KB [ 52.438178] Acpi-Operand 106KB 170KB [ 52.438185] Acpi-Namespace 19KB 23KB [ 52.438190] numa_policy 0KB 3KB [ 52.438195] debug_objects_cache 496KB 500KB [ 52.438200] trace_event_file 145KB 147KB [ 52.438205] ftrace_event_field 257KB 259KB [ 52.438210] pool_workqueue 22KB 24KB [ 52.438217] page->ptl 2973KB 2976KB [ 52.438239] kmalloc-262144 1032KB 1032KB [ 52.438244] kmalloc-131072 650KB 650KB [ 52.438248] kmalloc-65536 264KB 264KB [ 52.438253] kmalloc-32768 627KB 627KB [ 52.438258] kmalloc-16384 148KB 148KB [ 52.438262] kmalloc-8192 503KB 503KB [ 52.438267] kmalloc-4096 7815KB 7845KB [ 52.438272] kmalloc-2048 3130KB 3130KB [ 52.438276] kmalloc-1024 4189KB 4189KB [ 52.438281] kmalloc-512 2650KB 2872KB [ 52.438286] kmalloc-256 2010KB 2388KB [ 52.438290] kmalloc-128 401KB 523KB [ 52.438295] kmalloc-96 305KB 396KB [ 52.438299] kmalloc-64 703KB 832KB [ 52.438304] kmalloc-32 1855KB 2193KB [ 52.438309] kmalloc-192 197KB 256KB [ 52.438314] kmem_cache 100KB 105KB [ 52.438318] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 52.438348] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 52.438359] [ 3344] 0 3344 14299 224 118784 0 0 rsyslogd [ 52.438370] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 52.438380] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 52.438390] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 52.438401] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 52.438411] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 52.438421] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 52.438432] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 52.438442] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 52.438453] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 52.438463] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 52.438473] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 52.438483] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 52.438493] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 52.438503] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 52.438513] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 52.438524] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 52.438536] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 52.438546] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 52.438556] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 52.438567] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 52.438580] [ 3520] 0 3520 4381 0 32768 0 0 syzkaller233009 [ 52.438590] [ 3521] 0 3521 4381 0 32768 0 0 syzkaller233009 [ 52.438600] [ 3522] 0 3522 4381 0 32768 0 0 syzkaller233009 [ 52.438610] [ 3523] 0 3523 4381 0 32768 0 0 syzkaller233009 [ 52.438620] [ 3525] 0 3525 4381 0 32768 0 0 syzkaller233009 [ 52.438630] [ 3526] 0 3526 4381 523 36864 0 0 syzkaller233009 [ 52.438636] Out of memory: Kill process 3526 (syzkaller233009) score 0 or sacrifice child [ 52.438657] Killed process 3526 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 53.531545] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.540868] Call Trace: [ 53.543433] dump_stack+0x194/0x257 [ 53.547033] ? arch_local_irq_restore+0x53/0x53 [ 53.551671] ? idr_get_free_cmn+0xfd0/0xfd0 [ 53.555976] warn_alloc+0x19a/0x2b0 [ 53.559575] ? zone_watermark_ok_safe+0x400/0x400 [ 53.564398] ? rcu_note_context_switch+0x710/0x710 [ 53.569316] __vmalloc_node_range+0x482/0x650 [ 53.573797] ? xt_alloc_table_info+0x64/0xe0 [ 53.578183] __vmalloc_node_flags_caller+0x50/0x60 [ 53.583083] ? xt_alloc_table_info+0x64/0xe0 [ 53.587466] kvmalloc_node+0x82/0xd0 [ 53.591152] xt_alloc_table_info+0x64/0xe0 [ 53.595358] do_ip6t_set_ctl+0x29b/0x5f0 [ 53.599394] ? translate_compat_table+0x1c50/0x1c50 [ 53.604393] ? mutex_unlock+0xd/0x10 [ 53.608076] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 53.613332] nf_setsockopt+0x67/0xc0 [ 53.617025] ipv6_setsockopt+0x115/0x150 [ 53.621060] tcp_setsockopt+0x82/0xd0 [ 53.624837] sock_common_setsockopt+0x95/0xd0 [ 53.629308] SyS_setsockopt+0x189/0x360 [ 53.633279] ? SyS_recv+0x40/0x40 [ 53.636702] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 53.641515] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.646501] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.651237] entry_SYSCALL_64_fastpath+0x23/0x9a [ 53.655961] RIP: 0033:0x4416b9 [ 53.659120] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 53.666814] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 53.674053] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 53.681298] RBP: 00000000000065bc R08: 0000000000000004 R09: 00000000000065bc [ 53.688549] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 53.695788] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 53.703150] warn_alloc_show_mem: 1 callbacks suppressed [ 53.703152] Mem-Info: [ 53.708583] syzkaller233009: vmalloc: allocation failure, allocated 1305780224 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 53.708587] syzkaller233009 cpuset=/ mems_allowed=0 [ 53.708603] CPU: 1 PID: 3522 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 53.708607] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.708610] Call Trace: [ 53.708626] dump_stack+0x194/0x257 [ 53.708639] ? arch_local_irq_restore+0x53/0x53 [ 53.708647] ? idr_get_free_cmn+0xfd0/0xfd0 [ 53.708673] warn_alloc+0x19a/0x2b0 [ 53.708685] ? zone_watermark_ok_safe+0x400/0x400 [ 53.708711] ? rcu_note_context_switch+0x710/0x710 [ 53.708739] __vmalloc_node_range+0x482/0x650 [ 53.708764] ? xt_alloc_table_info+0x64/0xe0 [ 53.708773] __vmalloc_node_flags_caller+0x50/0x60 [ 53.708782] ? xt_alloc_table_info+0x64/0xe0 [ 53.708796] kvmalloc_node+0x82/0xd0 [ 53.708808] xt_alloc_table_info+0x64/0xe0 [ 53.708821] do_ip6t_set_ctl+0x29b/0x5f0 [ 53.708835] ? translate_compat_table+0x1c50/0x1c50 [ 53.708865] ? mutex_unlock+0xd/0x10 [ 53.708873] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 53.708887] nf_setsockopt+0x67/0xc0 [ 53.708902] ipv6_setsockopt+0x115/0x150 executing program executing program [ 53.708919] tcp_setsockopt+0x82/0xd0 [ 53.708934] sock_common_setsockopt+0x95/0xd0 [ 53.708950] SyS_setsockopt+0x189/0x360 [ 53.708965] ? SyS_recv+0x40/0x40 [ 53.708976] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 53.708989] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 53.709004] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.709025] entry_SYSCALL_64_fastpath+0x23/0x9a [ 53.709031] RIP: 0033:0x4416b9 [ 53.709035] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 53.709042] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 53.709046] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 53.709050] RBP: 00000000000065da R08: 0000000000000004 R09: 00000000000065da [ 53.709054] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 53.709058] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 54.687753] oom_reaper: reaped process 3526 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 55.052060] active_anon:3054 inactive_anon:62 isolated_anon:0 [ 55.052060] active_file:15 inactive_file:742 isolated_file:0 [ 55.052060] unevictable:0 dirty:75 writeback:0 unstable:0 [ 55.052060] slab_reclaimable:7354 slab_unreclaimable:82072 [ 55.052060] mapped:452 shmem:68 pagetables:314 bounce:0 [ 55.052060] free:443925 free_pcp:427 free_cma:0 [ 55.118060] Node 0 active_anon:12216kB inactive_anon:248kB active_file:60kB inactive_file:2968kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:1808kB dirty:300kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 55.172050] 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 [ 55.225044] lowmem_reserve[]: 0 2870 6381 6381 [ 55.234044] Node 0 DMA32 free:1249164kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:16kB inactive_file:16kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB [ 55.289042] lowmem_reserve[]: 0 0 3510 3510 [ 55.298043] Node 0 Normal free:46240kB min:37084kB low:46352kB high:55620kB active_anon:12212kB inactive_anon:244kB active_file:44kB inactive_file:2952kB unevictable:0kB writepending:296kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1256kB bounce:0kB free_pcp:512kB local_pcp:264kB free_cma:0kB [ 55.357043] lowmem_reserve[]: 0 0 0 0 [ 55.366046] 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 [ 55.393045] Node 0 DMA32: 2*4kB (UM) 3*8kB (ME) 2*16kB (UE) 9*32kB (UME) 2484*64kB (UM) 762*128kB (UM) 267*256kB (UME) 316*512kB (UME) 244*1024kB (UME) 49*2048kB (UME) 3*4096kB (M) = 849504kB [ 55.428045] Node 0 Normal: 2*4kB (UM) 1*8kB (E) 61*16kB (UME) 82*32kB (M) 42*64kB (ME) 22*128kB (M) 17*256kB (ME) 2*512kB (UE) 27*1024kB (UE) 2*2048kB (U) 0*4096kB = 46240kB [ 55.460051] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 55.477048] 841 total pagecache pages [ 55.485048] 0 pages in swap cache [ 55.493044] Swap cache stats: add 0, delete 0, find 0/0 [ 55.503042] Free swap = 0kB [ 55.512043] Total swap = 0kB [ 55.520043] 1965979 pages RAM [ 55.523287] 0 pages HighMem/MovableOnly [ 55.532045] 327756 pages reserved executing program [ 57.620735] syzkaller233009 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 57.634712] syzkaller233009 cpuset=/ mems_allowed=0 [ 57.639093] syzkaller233009: vmalloc: allocation failure, allocated 1716842496 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 57.639097] syzkaller233009 cpuset=/ mems_allowed=0 [ 57.639113] CPU: 1 PID: 3525 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 57.639117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.639120] Call Trace: [ 57.639135] dump_stack+0x194/0x257 [ 57.639148] ? arch_local_irq_restore+0x53/0x53 [ 57.639156] ? idr_get_free_cmn+0xfd0/0xfd0 [ 57.639165] ? retint_kernel+0x10/0x10 [ 57.639186] warn_alloc+0x19a/0x2b0 [ 57.639199] ? zone_watermark_ok_safe+0x400/0x400 [ 57.639223] ? rcu_note_context_switch+0x710/0x710 [ 57.639251] __vmalloc_node_range+0x482/0x650 [ 57.639275] ? xt_alloc_table_info+0x64/0xe0 [ 57.639283] __vmalloc_node_flags_caller+0x50/0x60 [ 57.639292] ? xt_alloc_table_info+0x64/0xe0 [ 57.639306] kvmalloc_node+0x82/0xd0 [ 57.639318] xt_alloc_table_info+0x64/0xe0 [ 57.639330] do_ip6t_set_ctl+0x29b/0x5f0 [ 57.639344] ? translate_compat_table+0x1c50/0x1c50 [ 57.639371] ? mutex_unlock+0xd/0x10 [ 57.639379] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 57.639393] nf_setsockopt+0x67/0xc0 [ 57.639407] ipv6_setsockopt+0x115/0x150 [ 57.639421] tcp_setsockopt+0x82/0xd0 [ 57.639436] sock_common_setsockopt+0x95/0xd0 [ 57.639451] SyS_setsockopt+0x189/0x360 [ 57.639466] ? SyS_recv+0x40/0x40 [ 57.639475] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 57.639487] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 57.639498] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.639516] entry_SYSCALL_64_fastpath+0x23/0x9a [ 57.639521] RIP: 0033:0x4416b9 [ 57.639525] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 57.639532] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 57.639536] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 57.639540] RBP: 00000000000065db R08: 0000000000000004 R09: 00000000000065db [ 57.639544] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 57.639548] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 57.639579] warn_alloc_show_mem: 1 callbacks suppressed [ 57.639581] Mem-Info: [ 57.639597] active_anon:3571 inactive_anon:62 isolated_anon:0 [ 57.639597] active_file:21 inactive_file:0 isolated_file:0 [ 57.639597] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.639597] slab_reclaimable:7374 slab_unreclaimable:82137 [ 57.639597] mapped:32 shmem:68 pagetables:316 bounce:0 [ 57.639597] free:16651 free_pcp:164 free_cma:0 [ 57.639610] Node 0 active_anon:14284kB inactive_anon:248kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:128kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 57.639612] Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.639627] lowmem_reserve[]: 0 2870 6381 6381 [ 57.639639] Node 0 DMA32 free:28812kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:16kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 57.639654] lowmem_reserve[]: 0 0 3510 3510 [ 57.639666] Node 0 Normal free:21884kB min:37084kB low:46352kB high:55620kB active_anon:14280kB inactive_anon:244kB active_file:232kB inactive_file:432kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1264kB bounce:0kB free_pcp:656kB local_pcp:656kB free_cma:0kB [ 57.639682] lowmem_reserve[]: 0 0 0 0 [ 57.639693] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 57.639743] Node 0 DMA32: 8*4kB (UM) 8*8kB (UME) 6*16kB (UME) 9*32kB (UME) 6*64kB (M) 2*128kB (M) 5*256kB (ME) 4*512kB (ME) 4*1024kB (UME) 4*2048kB (UME) 3*4096kB (M) = 29024kB [ 57.639805] Node 0 Normal: 242*4kB (UM) 179*8kB (UME) 139*16kB (UME) 98*32kB (UME) 66*64kB (UME) 31*128kB (UME) 17*256kB (ME) 2*512kB (UE) 1*1024kB (E) 0*2048kB 0*4096kB = 22352kB [ 57.639861] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 57.639863] 108 total pagecache pages [ 57.639871] 0 pages in swap cache [ 57.639875] Swap cache stats: add 0, delete 0, find 0/0 [ 57.639877] Free swap = 0kB [ 57.639880] Total swap = 0kB [ 57.639882] 1965979 pages RAM [ 57.639885] 0 pages HighMem/MovableOnly [ 57.639887] 327756 pages reserved [ 58.086944] CPU: 0 PID: 3500 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 58.094371] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.103716] Call Trace: [ 58.106295] dump_stack+0x194/0x257 [ 58.109912] ? arch_local_irq_restore+0x53/0x53 [ 58.114571] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.119760] dump_header+0x28c/0xe1e [ 58.123468] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.128658] ? pagefault_out_of_memory+0x152/0x152 [ 58.133570] ? check_noncircular+0x20/0x20 [ 58.137792] ? print_irqtrace_events+0x270/0x270 [ 58.142542] ? __lock_acquire+0x664/0x3e00 [ 58.146768] ? check_noncircular+0x20/0x20 [ 58.150998] ? find_held_lock+0x35/0x1d0 [ 58.155059] ? check_noncircular+0x20/0x20 [ 58.159279] ? task_will_free_mem+0x252/0xaa0 [ 58.163768] ? print_irqtrace_events+0x270/0x270 [ 58.168521] ? ___ratelimit+0x30d/0x630 [ 58.172494] ? lock_downgrade+0x980/0x980 [ 58.176635] ? lock_release+0xa40/0xa40 [ 58.180600] ? mark_held_locks+0xaf/0x100 [ 58.184736] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 58.189829] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 58.194831] ? trace_hardirqs_on+0xd/0x10 [ 58.198970] ? ___ratelimit+0x95/0x630 [ 58.202846] ? idr_get_free_cmn+0xfd0/0xfd0 [ 58.207152] ? check_noncircular+0x20/0x20 [ 58.211364] ? find_held_lock+0x138/0x1d0 [ 58.215515] oom_kill_process+0x8b5/0x14a0 [ 58.219741] ? has_ns_capability_noaudit+0x163/0x2a0 [ 58.224830] ? lock_downgrade+0x980/0x980 [ 58.228971] ? oom_evaluate_task+0x480/0x480 [ 58.233382] ? security_capable_noaudit+0x8b/0xc0 [ 58.238217] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 58.243305] ? has_capability+0x30/0x30 [ 58.247264] ? do_raw_spin_trylock+0x190/0x190 [ 58.251831] ? check_noncircular+0x20/0x20 [ 58.256064] ? has_capability_noaudit+0x24/0x30 [ 58.260719] ? oom_badness+0xd1/0x980 [ 58.264501] ? lock_release+0xa40/0xa40 [ 58.268464] ? do_try_to_free_pages+0xc53/0x1020 [ 58.273224] ? find_lock_task_mm+0x460/0x460 [ 58.277628] ? find_held_lock+0x35/0x1d0 [ 58.281687] ? out_of_memory+0xb3a/0x1220 [ 58.285824] ? lock_downgrade+0x980/0x980 [ 58.289964] ? lock_release+0xa40/0xa40 [ 58.293919] ? lock_acquire+0x1d5/0x580 [ 58.297879] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 58.302822] ? oom_evaluate_task+0x284/0x480 [ 58.307224] out_of_memory+0x86d/0x1220 [ 58.311198] ? oom_killer_disable+0x310/0x310 [ 58.315680] ? mutex_trylock+0x23a/0x2d0 [ 58.319729] ? __lock_is_held+0xb6/0x140 [ 58.323777] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 58.329234] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 58.334108] ? warn_alloc+0x2b0/0x2b0 [ 58.337899] ? lock_downgrade+0x980/0x980 [ 58.342047] ? __lock_is_held+0xb6/0x140 [ 58.346119] ? find_get_entry+0x53c/0x9e0 [ 58.350271] ? find_held_lock+0x35/0x1d0 [ 58.354328] ? __lock_acquire+0x664/0x3e00 [ 58.358570] ? __lock_is_held+0xb6/0x140 [ 58.362637] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 58.368526] ? __might_sleep+0x95/0x190 [ 58.372494] __alloc_pages_nodemask+0x9fb/0xd80 [ 58.377158] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 58.382162] ? add_to_page_cache_lru+0x510/0x510 [ 58.386913] ? check_noncircular+0x20/0x20 [ 58.391129] ? check_noncircular+0x20/0x20 [ 58.395361] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 58.400160] alloc_pages_current+0xb6/0x1e0 [ 58.404483] __page_cache_alloc+0x334/0x500 [ 58.408788] ? rcu_read_lock_held+0xa9/0xc0 [ 58.413100] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 58.420465] filemap_fault+0xefc/0x1c20 [ 58.424425] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 58.429617] ? __lock_page_or_retry+0x4f0/0x4f0 [ 58.434287] ? filemap_map_pages+0x942/0x15d0 [ 58.438789] ? find_get_entries_tag+0xeb0/0xeb0 [ 58.443455] ? check_noncircular+0x20/0x20 [ 58.447676] ? check_noncircular+0x20/0x20 [ 58.451893] ? switched_to_fair+0xb0/0xb0 [ 58.456031] ? print_irqtrace_events+0x270/0x270 [ 58.460767] ? print_irqtrace_events+0x270/0x270 [ 58.465515] ? pick_next_entity+0x197/0x400 [ 58.469843] ? lock_acquire+0x1d5/0x580 [ 58.473798] ? lock_acquire+0x1d5/0x580 [ 58.477758] ? ext4_filemap_fault+0x7a/0xad [ 58.482064] ? __lock_acquire+0x664/0x3e00 [ 58.486284] ? lock_release+0xa40/0xa40 [ 58.490246] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 58.496119] ? rcu_note_context_switch+0x710/0x710 [ 58.501043] ? __might_sleep+0x95/0x190 [ 58.505004] ? down_read+0x96/0x150 [ 58.508613] ? ext4_filemap_fault+0x7a/0xad [ 58.512918] ? __down_interruptible+0x6b0/0x6b0 [ 58.517577] ? __pv_queued_spin_lock_slowpath+0x1480/0x1480 [ 58.523270] ? copy_overflow+0x20/0x20 [ 58.527146] ext4_filemap_fault+0x82/0xad [ 58.531279] __do_fault+0xeb/0x30f [ 58.534814] ? pte_offset_kernel+0xc7/0xc7 [ 58.539049] ? check_noncircular+0x20/0x20 [ 58.543267] ? hrtimer_active+0x2fb/0x410 [ 58.547406] __handle_mm_fault+0x1d8f/0x3ce0 [ 58.551807] ? __pmd_alloc+0x4e0/0x4e0 [ 58.555693] ? find_held_lock+0x35/0x1d0 [ 58.559754] ? handle_mm_fault+0x248/0x8d0 [ 58.563973] ? lock_downgrade+0x980/0x980 [ 58.568145] handle_mm_fault+0x334/0x8d0 [ 58.572188] ? down_read_trylock+0xdb/0x170 [ 58.576669] ? __do_page_fault+0x32d/0xc90 [ 58.580893] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 58.585461] ? vmacache_find+0x5f/0x280 [ 58.589426] ? find_vma+0x30/0x150 [ 58.592960] __do_page_fault+0x5c9/0xc90 [ 58.597005] ? kernel_wait4+0x26e/0x370 [ 58.600977] ? mm_fault_error+0x2c0/0x2c0 [ 58.605126] do_page_fault+0xee/0x720 [ 58.608909] ? nanosleep_copyout+0x100/0x100 [ 58.613306] ? __do_page_fault+0xc90/0xc90 [ 58.617526] ? enqueue_hrtimer+0x4a0/0x4a0 [ 58.621789] ? entry_SYSCALL_64_fastpath+0x4f/0x9a [ 58.626725] ? page_fault+0x36/0x60 [ 58.630342] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.635198] ? page_fault+0x36/0x60 [ 58.638818] page_fault+0x4c/0x60 [ 58.642252] RIP: 0033:0x43fed0 [ 58.645418] RSP: 002b:00007ffc9c2c2a98 EFLAGS: 00010246 [ 58.650768] RAX: 0000000000000000 RBX: 0000000000000dc9 RCX: 000000000043fed0 [ 58.658021] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc9c2c2aa0 [ 58.665276] RBP: 000000000000de75 R08: 0000000000000dac R09: 0000000001446940 [ 58.672541] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000dc9 [ 58.679793] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 58.687146] Mem-Info: executing program executing program [ 59.281590] active_anon:4088 inactive_anon:62 isolated_anon:0 [ 59.281590] active_file:151 inactive_file:176 isolated_file:32 [ 59.281590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 59.281590] slab_reclaimable:7377 slab_unreclaimable:82183 [ 59.281590] mapped:327 shmem:68 pagetables:313 bounce:0 [ 59.281590] free:25074 free_pcp:418 free_cma:0 executing program executing program [ 59.314933] Node 0 active_anon:16352kB inactive_anon:248kB active_file:184kB inactive_file:1328kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:696kB dirty:64kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 59.342284] 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 [ 59.368942] lowmem_reserve[]: 0 2870 6381 6381 [ 59.374303] Node 0 DMA32 free:43840kB min:30332kB low:37912kB high:45492kB active_anon:2052kB inactive_anon:4kB active_file:12kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 59.408657] lowmem_reserve[]: 0 0 3510 3510 [ 59.419587] Node 0 Normal free:36564kB min:37084kB low:46352kB high:55620kB active_anon:14300kB inactive_anon:244kB active_file:144kB inactive_file:0kB unevictable:0kB writepending:64kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1264kB bounce:0kB free_pcp:132kB local_pcp:132kB free_cma:0kB [ 59.451165] lowmem_reserve[]: 0 0 0 0 [ 59.455127] 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 [ 59.468852] Node 0 DMA32: 6*4kB (M) 6*8kB (ME) 5*16kB (UME) 7*32kB (ME) 7*64kB (UM) 3*128kB (UM) 5*256kB (ME) 5*512kB (UME) 20*1024kB (UME) 3*2048kB (UME) 3*4096kB (M) = 43960kB [ 59.485059] Node 0 Normal: 209*4kB (UME) 143*8kB (UME) 122*16kB (UME) 85*32kB (UME) 43*64kB (UME) 22*128kB (M) 18*256kB (UME) 25*512kB (UE) 7*1024kB (UE) 0*2048kB 0*4096kB = 36796kB [ 59.501581] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 59.510252] 173 total pagecache pages [ 59.514400] 0 pages in swap cache [ 59.517892] Swap cache stats: add 0, delete 0, find 0/0 [ 59.523553] Free swap = 0kB [ 59.526608] Total swap = 0kB [ 59.529696] 1965979 pages RAM [ 59.532813] 0 pages HighMem/MovableOnly [ 59.536870] 327756 pages reserved [ 59.540390] Unreclaimable slab info: [ 59.544168] Name Used Total [ 59.549781] hashtab_node 118KB 119KB [ 59.556552] ebitmap_node 399KB 401KB [ 59.562038] avtab_node 1012KB 1013KB [ 59.567478] TIPC 1KB 7KB [ 59.572917] SCTPv6 2KB 4KB [ 59.579370] DCCPv6 2KB 7KB [ 59.584865] DCCP 2KB 6KB [ 59.590347] fib6_nodes 0KB 4KB [ 59.595809] ip6_dst_cache 5KB 7KB [ 59.601258] RAWv6 9KB 13KB [ 59.607295] UDPv6 12KB 14KB [ 59.612727] TCPv6 28KB 28KB [ 59.618401] sd_ext_cdb 0KB 3KB [ 59.623849] scsi_sense_cache 180KB 180KB [ 59.629289] virtio_scsi_cmd 16KB 16KB [ 59.634964] sgpool-128 8KB 8KB [ 59.640448] sgpool-64 4KB 6KB [ 59.645929] sgpool-32 259KB 259KB [ 59.651374] sgpool-16 90KB 90KB [ 59.656832] sgpool-8 322KB 322KB [ 59.662299] cfq_io_cq 21KB 23KB [ 59.668241] cfq_queue 38KB 38KB [ 59.673706] mqueue_inode_cache 1KB 7KB [ 59.679237] nfs_commit_data 3KB 7KB [ 59.684824] nfs_write_data 34KB 37KB [ 59.690316] jbd2_inode 1KB 3KB [ 59.695765] ext4_system_zone 0KB 3KB [ 59.701212] bio-1 1KB 3KB [ 59.706673] rpc_buffers 17KB 19KB [ 59.712134] rpc_tasks 2KB 3KB [ 59.717593] UNIX 771KB 773KB [ 59.723312] tcp_bind_bucket 0KB 4KB [ 59.728819] ip_fib_trie 0KB 3KB [ 59.734312] ip_fib_alias 0KB 3KB [ 59.740037] ip_dst_cache 3KB 8KB [ 59.745520] RAW 5KB 7KB [ 59.750952] UDP 29KB 31KB [ 59.756392] TCP 7KB 7KB [ 59.761854] hugetlbfs_inode_cache 1KB 7KB [ 59.767649] eventpoll_pwq 9KB 11KB [ 59.773107] eventpoll_epi 18KB 23KB [ 59.794382] inotify_inode_mark 3KB 7KB [ 59.799974] request_queue 31KB 39KB [ 59.805431] blkdev_ioc 28KB 31KB [ 59.810877] bio-0 536KB 536KB [ 59.816349] biovec-(1<<(21-12)) 767KB 767KB [ 59.821979] biovec-64 441KB 441KB [ 59.827429] biovec-16 52KB 52KB [ 59.833121] bio_integrity_payload 0KB 4KB [ 59.838933] khugepaged_mm_slot 5KB 7KB [ 59.844458] uid_cache 0KB 3KB [ 59.851045] dmaengine-unmap-2 0KB 3KB [ 59.856502] audit_buffer 0KB 3KB [ 59.861954] skbuff_fclone_cache 138KB 138KB [ 59.867585] skbuff_head_cache 1597KB 1597KB [ 59.873105] configfs_dir_cache 0KB 4KB [ 59.878661] file_lock_cache 155KB 158KB [ 59.884119] file_lock_ctx 1KB 3KB [ 59.889562] fsnotify_mark_connector 2KB 3KB [ 59.895529] shmem_inode_cache 1040KB 1042KB [ 59.901490] task_delay_info 315KB 347KB [ 59.909166] sigqueue 405KB 405KB [ 59.914697] kernfs_node_cache 2156KB 2161KB [ 59.920144] mnt_cache 15KB 20KB [ 59.925607] filp 8380KB 8587KB [ 59.931109] names_cache 110478KB 110517KB [ 59.936777] avc_node 37KB 39KB [ 59.942237] selinux_file_security 417KB 449KB [ 59.948049] selinux_inode_security 1948KB 1948KB [ 59.955041] key_jar 3KB 7KB [ 59.960495] nsproxy 0KB 3KB [ 59.965969] vm_area_struct 18005KB 18005KB [ 59.971436] mm_struct 4351KB 4351KB [ 59.976878] fs_cache 427KB 440KB [ 59.982314] files_cache 1537KB 1537KB [ 59.987743] signal_cache 2458KB 2458KB [ 59.993177] sighand_cache 240KB 270KB [ 59.998610] task_struct 10461KB 10461KB [ 60.004096] cred_jar 2292KB 2292KB [ 60.010046] anon_vma_chain 7493KB 7493KB [ 60.015509] anon_vma 137KB 315KB [ 60.021225] pid 222KB 248KB [ 60.026679] Acpi-Operand 106KB 170KB [ 60.032122] Acpi-Namespace 19KB 23KB [ 60.037573] numa_policy 0KB 3KB [ 60.043157] debug_objects_cache 496KB 500KB [ 60.048779] trace_event_file 145KB 147KB [ 60.054212] ftrace_event_field 257KB 259KB [ 60.060062] pool_workqueue 22KB 24KB [ 60.065521] page->ptl 2980KB 2980KB [ 60.070978] kmalloc-262144 1032KB 1032KB [ 60.076421] kmalloc-131072 650KB 650KB [ 60.081862] kmalloc-65536 264KB 264KB [ 60.087317] kmalloc-32768 627KB 627KB [ 60.092813] kmalloc-16384 148KB 148KB [ 60.098332] kmalloc-8192 503KB 503KB [ 60.103834] kmalloc-4096 7535KB 7573KB [ 60.109271] kmalloc-2048 3142KB 3142KB [ 60.116321] kmalloc-1024 4480KB 4480KB [ 60.121791] kmalloc-512 2646KB 2872KB [ 60.127243] kmalloc-256 1973KB 2362KB [ 60.133399] kmalloc-128 408KB 523KB [ 60.138907] kmalloc-96 317KB 396KB [ 60.144345] kmalloc-64 706KB 832KB [ 60.149787] kmalloc-32 1852KB 2193KB [ 60.156626] kmalloc-192 197KB 256KB [ 60.162112] kmem_cache 100KB 105KB [ 60.167587] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 60.176602] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 60.184965] [ 3344] 0 3344 14299 227 118784 0 0 rsyslogd [ 60.193426] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 60.201555] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 60.210114] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 60.218237] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 60.226521] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 60.234745] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 60.242967] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 60.251278] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 60.259476] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 60.267745] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 60.275960] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 60.284195] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 60.292379] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 60.300492] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 60.309548] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 60.318791] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 60.327876] [ 3502] 0 3502 286 11 32768 0 0 syzkaller233009 [ 60.336943] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 60.346037] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 60.355114] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 60.364210] [ 3526] 0 3526 4381 0 36864 0 0 syzkaller233009 [ 60.373273] [ 3527] 0 3527 4381 523 36864 0 0 syzkaller233009 [ 60.382440] [ 3528] 0 3528 4381 523 36864 0 0 syzkaller233009 [ 60.391489] [ 3529] 0 3529 4381 523 36864 0 0 syzkaller233009 [ 60.400535] [ 3530] 0 3530 4381 523 36864 0 0 syzkaller233009 [ 60.409577] [ 3534] 0 3534 286 11 32768 0 0 syzkaller233009 [ 60.418613] Out of memory: Kill process 3527 (syzkaller233009) score 0 or sacrifice child [ 60.427064] Killed process 3527 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 60.439598] oom_reaper: reaped process 3527 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 60.584412] syzkaller233009 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 60.597560] syzkaller233009 cpuset=/ mems_allowed=0 [ 60.602703] CPU: 1 PID: 3499 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 60.610134] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.619476] Call Trace: [ 60.622061] dump_stack+0x194/0x257 [ 60.625684] ? arch_local_irq_restore+0x53/0x53 [ 60.630344] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.635538] dump_header+0x28c/0xe1e [ 60.639251] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.644439] ? pagefault_out_of_memory+0x152/0x152 [ 60.649359] ? check_noncircular+0x20/0x20 [ 60.653594] ? print_irqtrace_events+0x270/0x270 [ 60.658347] ? __lock_acquire+0x664/0x3e00 [ 60.662578] ? check_noncircular+0x20/0x20 [ 60.666813] ? find_held_lock+0x35/0x1d0 [ 60.670872] ? check_noncircular+0x20/0x20 [ 60.675099] ? task_will_free_mem+0x252/0xaa0 [ 60.679590] ? print_irqtrace_events+0x270/0x270 [ 60.684347] ? ___ratelimit+0x30d/0x630 [ 60.688312] ? lock_downgrade+0x980/0x980 [ 60.692453] ? lock_release+0xa40/0xa40 [ 60.696420] ? mark_held_locks+0xaf/0x100 [ 60.700555] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 60.705651] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 60.710658] ? trace_hardirqs_on+0xd/0x10 [ 60.714806] ? ___ratelimit+0x95/0x630 [ 60.718689] ? idr_get_free_cmn+0xfd0/0xfd0 [ 60.722999] ? check_noncircular+0x20/0x20 [ 60.727220] ? find_held_lock+0x138/0x1d0 [ 60.731372] oom_kill_process+0x8b5/0x14a0 [ 60.735602] ? has_ns_capability_noaudit+0x163/0x2a0 [ 60.740699] ? lock_downgrade+0x980/0x980 [ 60.744847] ? oom_evaluate_task+0x480/0x480 [ 60.749261] ? security_capable_noaudit+0x8b/0xc0 [ 60.754100] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 60.759197] ? has_capability+0x30/0x30 [ 60.763159] ? do_raw_spin_trylock+0x190/0x190 [ 60.767734] ? check_noncircular+0x20/0x20 [ 60.771971] ? has_capability_noaudit+0x24/0x30 [ 60.776631] ? oom_badness+0xd1/0x980 [ 60.780416] ? lock_release+0xa40/0xa40 [ 60.784388] ? do_try_to_free_pages+0xc53/0x1020 [ 60.789138] ? find_lock_task_mm+0x460/0x460 [ 60.793541] ? find_held_lock+0x35/0x1d0 [ 60.797602] ? out_of_memory+0xb3a/0x1220 [ 60.801742] ? lock_downgrade+0x980/0x980 [ 60.805884] ? lock_release+0xa40/0xa40 [ 60.809850] ? lock_acquire+0x1d5/0x580 [ 60.813812] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 60.818739] ? oom_evaluate_task+0x284/0x480 [ 60.823146] out_of_memory+0x86d/0x1220 [ 60.827112] ? print_irqtrace_events+0x1b0/0x270 [ 60.831864] ? oom_killer_disable+0x310/0x310 [ 60.836349] ? mutex_trylock+0x23a/0x2d0 [ 60.840403] ? __lock_is_held+0xb6/0x140 [ 60.844457] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 60.849914] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 60.854766] ? trace_hardirqs_on+0xd/0x10 [ 60.858929] ? warn_alloc+0x2b0/0x2b0 [ 60.862716] ? lock_downgrade+0x980/0x980 [ 60.866938] ? __lock_is_held+0xb6/0x140 [ 60.871008] ? find_get_entry+0x53c/0x9e0 [ 60.875162] ? find_held_lock+0x35/0x1d0 [ 60.879236] ? __lock_acquire+0x664/0x3e00 [ 60.883505] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 60.889394] ? __might_sleep+0x95/0x190 [ 60.893365] __alloc_pages_nodemask+0x9fb/0xd80 [ 60.898035] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 60.903051] ? add_to_page_cache_lru+0x510/0x510 [ 60.907809] ? check_noncircular+0x20/0x20 [ 60.912032] ? check_noncircular+0x20/0x20 [ 60.916278] ? _find_next_bit+0xee/0x120 [ 60.920347] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 60.925124] alloc_pages_current+0xb6/0x1e0 [ 60.930342] __page_cache_alloc+0x334/0x500 [ 60.934657] ? rcu_read_lock_held+0xa9/0xc0 [ 60.938974] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 60.946345] filemap_fault+0xefc/0x1c20 [ 60.950322] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 60.955516] ? __lock_page_or_retry+0x4f0/0x4f0 [ 60.960372] ? filemap_map_pages+0x942/0x15d0 [ 60.964877] ? find_get_entries_tag+0xeb0/0xeb0 [ 60.969544] ? check_noncircular+0x20/0x20 [ 60.973804] ? check_noncircular+0x20/0x20 [ 60.978023] ? switched_to_fair+0xb0/0xb0 [ 60.982169] ? print_irqtrace_events+0x270/0x270 [ 60.986911] ? print_irqtrace_events+0x270/0x270 [ 60.991656] ? pick_next_entity+0x197/0x400 [ 60.995991] ? lock_acquire+0x1d5/0x580 [ 60.999949] ? lock_acquire+0x1d5/0x580 [ 61.003910] ? ext4_filemap_fault+0x7a/0xad [ 61.008221] ? __lock_acquire+0x664/0x3e00 [ 61.012444] ? lock_release+0xa40/0xa40 [ 61.016404] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 61.022286] ? rcu_note_context_switch+0x710/0x710 [ 61.027212] ? __might_sleep+0x95/0x190 [ 61.031177] ? down_read+0x96/0x150 [ 61.034790] ? ext4_filemap_fault+0x7a/0xad [ 61.039096] ? __down_interruptible+0x6b0/0x6b0 [ 61.043761] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 61.048946] ? copy_overflow+0x20/0x20 [ 61.052828] ext4_filemap_fault+0x82/0xad [ 61.056966] __do_fault+0xeb/0x30f [ 61.060497] ? pte_offset_kernel+0xc7/0xc7 [ 61.064734] ? check_noncircular+0x20/0x20 [ 61.068973] ? hrtimer_active+0x2fb/0x410 [ 61.073115] __handle_mm_fault+0x1d8f/0x3ce0 [ 61.077535] ? __pmd_alloc+0x4e0/0x4e0 [ 61.081421] ? find_held_lock+0x35/0x1d0 [ 61.085481] ? handle_mm_fault+0x248/0x8d0 [ 61.089703] ? lock_downgrade+0x980/0x980 [ 61.093876] handle_mm_fault+0x334/0x8d0 [ 61.097927] ? down_read_trylock+0xdb/0x170 [ 61.102234] ? __do_page_fault+0x32d/0xc90 [ 61.106461] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 61.111030] ? vmacache_find+0x5f/0x280 [ 61.115000] ? find_vma+0x30/0x150 [ 61.118539] __do_page_fault+0x5c9/0xc90 [ 61.122588] ? kernel_wait4+0x26e/0x370 [ 61.126564] ? mm_fault_error+0x2c0/0x2c0 [ 61.130730] do_page_fault+0xee/0x720 [ 61.134520] ? nanosleep_copyout+0x100/0x100 [ 61.138919] ? __do_page_fault+0xc90/0xc90 [ 61.143145] ? enqueue_hrtimer+0x4a0/0x4a0 [ 61.147390] ? entry_SYSCALL_64_fastpath+0x4f/0x9a [ 61.152312] ? page_fault+0x36/0x60 [ 61.155933] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 61.160772] ? page_fault+0x36/0x60 [ 61.164393] page_fault+0x4c/0x60 [ 61.167828] RIP: 0033:0x441694 [ 61.170996] RSP: 002b:00007ffc9c2c2aa0 EFLAGS: 00010217 [ 61.176344] RAX: 0000000000000000 RBX: 0000000000000dc8 RCX: 000000000043fed0 [ 61.183596] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc9c2c2aa0 [ 61.190852] RBP: 000000000000d5aa R08: 0000000000000dab R09: 0000000001446940 [ 61.198113] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000dc8 [ 61.205370] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 61.212922] Mem-Info: executing program [ 62.326359] active_anon:4090 inactive_anon:62 isolated_anon:0 [ 62.326359] active_file:226 inactive_file:202 isolated_file:32 [ 62.326359] unevictable:0 dirty:0 writeback:0 unstable:0 [ 62.326359] slab_reclaimable:7393 slab_unreclaimable:81975 [ 62.326359] mapped:419 shmem:68 pagetables:318 bounce:0 [ 62.326359] free:24094 free_pcp:316 free_cma:0 [ 62.359809] Node 0 active_anon:16360kB inactive_anon:248kB active_file:440kB inactive_file:568kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:776kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 62.387510] 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 [ 62.413710] lowmem_reserve[]: 0 2870 6381 6381 [ 62.418353] Node 0 DMA32 free:43832kB min:30332kB low:37912kB high:45492kB active_anon:4100kB inactive_anon:4kB active_file:16kB inactive_file:8kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:224kB local_pcp:124kB free_cma:0kB [ 62.459107] lowmem_reserve[]: 0 0 3510 3510 [ 62.472191] Node 0 Normal free:36836kB min:37084kB low:46352kB high:55620kB active_anon:12260kB inactive_anon:244kB active_file:332kB inactive_file:716kB unevictable:0kB writepending:16kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3168kB pagetables:1272kB bounce:0kB free_pcp:1080kB local_pcp:420kB free_cma:0kB [ 62.507717] lowmem_reserve[]: 0 0 0 0 [ 62.518450] 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 [ 62.536841] Node 0 DMA32: 6*4kB (UM) 8*8kB (UME) 4*16kB (ME) 7*32kB (ME) 7*64kB (UM) 2*128kB (M) 5*256kB (ME) 5*512kB (UME) 22*1024kB (UME) 2*2048kB (UE) 3*4096kB (M) = 43832kB [ 62.559490] Node 0 Normal: 105*4kB (UM) 101*8kB (UME) 100*16kB (ME) 84*32kB (ME) 41*64kB (M) 22*128kB (M) 17*256kB (ME) 33*512kB (UE) 5*1024kB (UE) 0*2048kB 0*4096kB = 37324kB [ 62.581035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 62.596369] 185 total pagecache pages [ 62.604766] 0 pages in swap cache [ 62.609195] Swap cache stats: add 0, delete 0, find 0/0 [ 62.621665] Free swap = 0kB [ 62.628109] Total swap = 0kB [ 62.631161] 1965979 pages RAM [ 62.635671] 0 pages HighMem/MovableOnly [ 62.646632] 327756 pages reserved [ 62.653845] Unreclaimable slab info: [ 62.658503] Name Used Total [ 62.671090] hashtab_node 118KB 119KB [ 62.689225] ebitmap_node 398KB 401KB [ 62.696493] avtab_node 1012KB 1013KB [ 62.708413] TIPC 1KB 7KB [ 62.721087] SCTPv6 2KB 4KB [ 62.734092] DCCPv6 2KB 7KB [ 62.743090] DCCP 2KB 6KB [ 62.756103] fib6_nodes 0KB 4KB [ 62.765087] ip6_dst_cache 5KB 7KB [ 62.778088] RAWv6 9KB 13KB [ 62.787086] UDPv6 12KB 14KB [ 62.808086] TCPv6 25KB 28KB [ 62.825100] sd_ext_cdb 0KB 3KB [ 62.842092] scsi_sense_cache 184KB 184KB [ 62.859087] virtio_scsi_cmd 16KB 16KB [ 62.876092] sgpool-128 8KB 8KB [ 62.893087] sgpool-64 4KB 6KB [ 62.910084] sgpool-32 267KB 267KB [ 62.927773] sgpool-16 97KB 97KB [ 62.945083] sgpool-8 333KB 333KB [ 62.958088] cfq_io_cq 21KB 23KB [ 62.975088] cfq_queue 38KB 38KB [ 62.992089] mqueue_inode_cache 1KB 7KB [ 63.009093] nfs_commit_data 3KB 7KB [ 63.026092] nfs_write_data 34KB 37KB [ 63.043086] jbd2_inode 1KB 3KB [ 63.060084] ext4_system_zone 0KB 3KB [ 63.073094] bio-1 1KB 3KB [ 63.090100] rpc_buffers 17KB 19KB [ 63.107087] rpc_tasks 2KB 3KB [ 63.124086] UNIX 771KB 773KB [ 63.141088] tcp_bind_bucket 0KB 4KB [ 63.158087] ip_fib_trie 0KB 3KB [ 63.175085] ip_fib_alias 0KB 3KB [ 63.192085] ip_dst_cache 3KB 8KB [ 63.205092] RAW 5KB 7KB [ 63.222087] UDP 29KB 31KB [ 63.239096] TCP 7KB 7KB [ 63.256086] hugetlbfs_inode_cache 1KB 7KB [ 63.273091] eventpoll_pwq 9KB 11KB [ 63.290088] eventpoll_epi 18KB 23KB [ 63.307084] inotify_inode_mark 3KB 7KB [ 63.324085] request_queue 31KB 39KB [ 63.341087] blkdev_ioc 28KB 31KB [ 63.358095] bio-0 555KB 555KB [ 63.375087] biovec-(1<<(21-12)) 833KB 833KB [ 63.388094] biovec-64 464KB 464KB [ 63.405083] biovec-16 56KB 56KB [ 63.422085] bio_integrity_payload 0KB 4KB [ 63.439086] khugepaged_mm_slot 4KB 7KB [ 63.456096] uid_cache 0KB 3KB [ 63.473090] dmaengine-unmap-2 0KB 3KB [ 63.490086] audit_buffer 0KB 3KB [ 63.507094] skbuff_fclone_cache 142KB 142KB [ 63.524085] skbuff_head_cache 1597KB 1597KB [ 63.541085] configfs_dir_cache 0KB 4KB [ 63.558090] file_lock_cache 155KB 158KB [ 63.575085] file_lock_ctx 1KB 3KB [ 63.588092] fsnotify_mark_connector 2KB 3KB [ 63.606087] shmem_inode_cache 1040KB 1042KB [ 63.623084] task_delay_info 315KB 347KB [ 63.640082] sigqueue 405KB 405KB [ 63.657080] kernfs_node_cache 2156KB 2161KB [ 63.674083] mnt_cache 15KB 20KB [ 63.691086] filp 8378KB 8587KB [ 63.708082] names_cache 110470KB 110508KB [ 63.725087] avc_node 37KB 39KB [ 63.738085] selinux_file_security 417KB 449KB [ 63.755083] selinux_inode_security 1947KB 1948KB [ 63.776081] key_jar 3KB 7KB [ 63.793087] nsproxy 0KB 3KB [ 63.818065] vm_area_struct 18005KB 18005KB [ 63.839053] mm_struct 4351KB 4351KB [ 63.860055] fs_cache 427KB 440KB [ 63.875048] files_cache 1537KB 1537KB [ 63.895050] signal_cache 2458KB 2458KB [ 63.910049] sighand_cache 240KB 270KB [ 63.925048] task_struct 10461KB 10461KB [ 63.937051] cred_jar 2292KB 2292KB [ 63.948048] anon_vma_chain 7493KB 7493KB [ 63.959047] anon_vma 137KB 315KB [ 63.973049] pid 222KB 248KB [ 63.983048] Acpi-Operand 106KB 170KB [ 63.993055] Acpi-Namespace 19KB 23KB [ 64.004053] numa_policy 0KB 3KB [ 64.015048] debug_objects_cache 496KB 500KB [ 64.027047] trace_event_file 145KB 147KB [ 64.038048] ftrace_event_field 257KB 259KB [ 64.049050] pool_workqueue 22KB 24KB [ 64.061048] page->ptl 2980KB 2980KB [ 64.072068] kmalloc-262144 1032KB 1032KB [ 64.083047] kmalloc-131072 650KB 650KB [ 64.094042] kmalloc-65536 264KB 264KB [ 64.117816] kmalloc-32768 627KB 627KB [ 64.126215] kmalloc-16384 148KB 148KB executing program executing program [ 64.131776] kmalloc-8192 503KB 503KB [ 64.137186] kmalloc-4096 7526KB 7565KB [ 64.142583] kmalloc-2048 3149KB 3149KB [ 64.147982] kmalloc-1024 4630KB 4630KB [ 64.153384] kmalloc-512 2645KB 2872KB [ 64.159217] kmalloc-256 1970KB 2362KB [ 64.165346] kmalloc-128 407KB 523KB [ 64.171147] kmalloc-96 317KB 396KB [ 64.176562] kmalloc-64 721KB 832KB executing program loop fork failed (errno 12) [ 64.181935] kmalloc-32 1856KB 2193KB [ 64.187322] kmalloc-192 197KB 256KB [ 64.192684] kmem_cache 100KB 105KB [ 64.198092] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 64.206722] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 64.214928] [ 3344] 0 3344 14299 228 118784 0 0 rsyslogd [ 64.223374] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 64.231513] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 64.240068] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 64.248162] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 64.256340] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 64.264500] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 64.272651] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 64.280800] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 64.288936] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 64.297078] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 64.305216] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 64.313361] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 64.321503] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 64.329558] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 64.338579] [ 3499] 0 3499 286 11 32768 0 0 syzkaller233009 [ 64.347600] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 64.356618] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 64.365636] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 64.374652] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 64.383661] [ 3528] 0 3528 4381 523 36864 0 0 syzkaller233009 [ 64.392668] [ 3529] 0 3529 4381 523 36864 0 0 syzkaller233009 [ 64.401671] [ 3530] 0 3530 4381 523 36864 0 0 syzkaller233009 [ 64.410671] [ 3534] 0 3534 4381 523 36864 0 0 syzkaller233009 [ 64.419680] [ 3538] 0 3538 286 11 32768 0 0 syzkaller233009 [ 64.428677] Out of memory: Kill process 3528 (syzkaller233009) score 0 or sacrifice child [ 64.437258] Killed process 3528 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 64.449720] oom_reaper: reaped process 3528 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 64.546673] oom_reaper: reaped process 3529 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 64.561193] syzkaller233009: vmalloc: allocation failure, allocated 1670406144 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 64.582737] syzkaller233009: vmalloc: allocation failure, allocated 1878409216 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 64.582742] syzkaller233009 cpuset=/ mems_allowed=0 [ 64.582760] CPU: 1 PID: 3528 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 64.582765] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.582768] Call Trace: [ 64.582783] dump_stack+0x194/0x257 [ 64.582799] ? arch_local_irq_restore+0x53/0x53 [ 64.582807] ? idr_get_free_cmn+0xfd0/0xfd0 [ 64.582821] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.582844] warn_alloc+0x19a/0x2b0 [ 64.582858] ? zone_watermark_ok_safe+0x400/0x400 [ 64.582886] ? rcu_note_context_switch+0x710/0x710 [ 64.582917] __vmalloc_node_range+0x482/0x650 [ 64.582944] ? xt_alloc_table_info+0x64/0xe0 [ 64.582954] __vmalloc_node_flags_caller+0x50/0x60 [ 64.582965] ? xt_alloc_table_info+0x64/0xe0 executing program executing program [ 64.582979] kvmalloc_node+0x82/0xd0 [ 64.582994] xt_alloc_table_info+0x64/0xe0 [ 64.583011] do_ip6t_set_ctl+0x29b/0x5f0 [ 64.583027] ? translate_compat_table+0x1c50/0x1c50 [ 64.583060] ? mutex_unlock+0xd/0x10 [ 64.583068] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 64.583084] nf_setsockopt+0x67/0xc0 [ 64.583101] ipv6_setsockopt+0x115/0x150 [ 64.583117] tcp_setsockopt+0x82/0xd0 [ 64.583135] sock_common_setsockopt+0x95/0xd0 [ 64.583153] SyS_setsockopt+0x189/0x360 [ 64.583170] ? SyS_recv+0x40/0x40 [ 64.583182] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 64.583195] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 64.583207] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.583228] entry_SYSCALL_64_fastpath+0x23/0x9a [ 64.583234] RIP: 0033:0x4416b9 [ 64.583238] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 64.583246] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 64.583251] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 64.583256] RBP: 0000000000009c8d R08: 0000000000000004 R09: 0000000000009c8d [ 64.583260] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 64.583264] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 64.583324] Mem-Info: [ 64.583340] active_anon:3058 inactive_anon:62 isolated_anon:0 [ 64.583340] active_file:16 inactive_file:13 isolated_file:0 [ 64.583340] unevictable:0 dirty:0 writeback:0 unstable:0 [ 64.583340] slab_reclaimable:7410 slab_unreclaimable:82142 [ 64.583340] mapped:2 shmem:68 pagetables:309 bounce:0 [ 64.583340] free:15665 free_pcp:0 free_cma:0 [ 64.583355] Node 0 active_anon:12232kB inactive_anon:248kB active_file:64kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 64.583357] 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 [ 64.583376] lowmem_reserve[]: 0 2870 6381 6381 [ 64.583390] Node 0 DMA32 free:28460kB min:30332kB low:37912kB high:45492kB active_anon:4100kB inactive_anon:4kB active_file:12kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 64.583408] lowmem_reserve[]: 0 0 3510 3510 [ 64.583421] Node 0 Normal free:18292kB min:37084kB low:46352kB high:55620kB active_anon:8132kB inactive_anon:244kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3104kB pagetables:1236kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 64.583439] lowmem_reserve[]: 0 0 0 0 [ 64.583453] 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 [ 64.583516] Node 0 DMA32: 9*4kB (UM) 8*8kB (UM) 4*16kB (ME) 8*32kB (UME) 6*64kB (M) 3*128kB (UM) 5*256kB (ME) 5*512kB (UME) 5*1024kB (UME) 3*2048kB (UE) 3*4096kB (M) = 28580kB [ 64.583582] Node 0 Normal: 219*4kB (UM) 159*8kB (UM) 119*16kB (UME) 83*32kB (UM) 42*64kB (UM) 23*128kB (UM) 16*256kB (M) 0*512kB 0*1024kB 1*2048kB (M) 0*4096kB = 18484kB [ 64.583645] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 64.583648] 97 total pagecache pages [ 64.583656] 0 pages in swap cache [ 64.583661] Swap cache stats: add 0, delete 0, find 0/0 [ 64.583664] Free swap = 0kB [ 64.583667] Total swap = 0kB [ 64.583670] 1965979 pages RAM [ 64.583672] 0 pages HighMem/MovableOnly [ 64.583675] 327756 pages reserved [ 64.589945] syzkaller233009: vmalloc: allocation failure, allocated 1409097728 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 64.589950] syzkaller233009 cpuset=/ mems_allowed=0 [ 64.589972] CPU: 0 PID: 3529 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 64.589976] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.589979] Call Trace: [ 64.589994] dump_stack+0x194/0x257 [ 64.590012] ? arch_local_irq_restore+0x53/0x53 [ 64.590020] ? idr_get_free_cmn+0xfd0/0xfd0 [ 64.590047] warn_alloc+0x19a/0x2b0 [ 64.590060] ? zone_watermark_ok_safe+0x400/0x400 [ 64.590085] ? rcu_note_context_switch+0x710/0x710 [ 64.590113] __vmalloc_node_range+0x482/0x650 [ 64.590139] ? xt_alloc_table_info+0x64/0xe0 [ 64.590148] __vmalloc_node_flags_caller+0x50/0x60 [ 64.590157] ? xt_alloc_table_info+0x64/0xe0 [ 64.590171] kvmalloc_node+0x82/0xd0 [ 64.590184] xt_alloc_table_info+0x64/0xe0 [ 64.590197] do_ip6t_set_ctl+0x29b/0x5f0 [ 64.590211] ? translate_compat_table+0x1c50/0x1c50 [ 64.590240] ? mutex_unlock+0xd/0x10 [ 64.590249] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 64.590263] nf_setsockopt+0x67/0xc0 [ 64.590279] ipv6_setsockopt+0x115/0x150 [ 64.590295] tcp_setsockopt+0x82/0xd0 [ 64.590311] sock_common_setsockopt+0x95/0xd0 [ 64.590328] SyS_setsockopt+0x189/0x360 [ 64.590342] ? SyS_recv+0x40/0x40 [ 64.590354] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 64.590367] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 64.590379] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 64.590398] entry_SYSCALL_64_fastpath+0x23/0x9a [ 64.590403] RIP: 0033:0x4416b9 [ 64.590407] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 64.590414] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 64.590418] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 64.590422] RBP: 0000000000009c90 R08: 0000000000000004 R09: 0000000000009c90 [ 64.590426] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 64.590430] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 65.635697] oom_reaper: reaped process 3530 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 67.025044] syzkaller233009 cpuset=/ mems_allowed=0 [ 67.030151] CPU: 1 PID: 3530 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 67.037585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 67.046930] Call Trace: [ 67.049600] dump_stack+0x194/0x257 [ 67.053230] ? arch_local_irq_restore+0x53/0x53 [ 67.057896] ? idr_get_free_cmn+0xfd0/0xfd0 [ 67.062233] warn_alloc+0x19a/0x2b0 [ 67.065864] ? zone_watermark_ok_safe+0x400/0x400 [ 67.070719] ? rcu_note_context_switch+0x710/0x710 [ 67.075666] __vmalloc_node_range+0x482/0x650 [ 67.080174] ? xt_alloc_table_info+0x64/0xe0 [ 67.084577] __vmalloc_node_flags_caller+0x50/0x60 [ 67.089494] ? xt_alloc_table_info+0x64/0xe0 [ 67.093886] kvmalloc_node+0x82/0xd0 [ 67.097590] xt_alloc_table_info+0x64/0xe0 [ 67.101804] do_ip6t_set_ctl+0x29b/0x5f0 [ 67.105840] ? translate_compat_table+0x1c50/0x1c50 [ 67.110845] ? mutex_unlock+0xd/0x10 [ 67.114532] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 67.119780] nf_setsockopt+0x67/0xc0 [ 67.123475] ipv6_setsockopt+0x115/0x150 [ 67.127509] tcp_setsockopt+0x82/0xd0 [ 67.131286] sock_common_setsockopt+0x95/0xd0 [ 67.135771] SyS_setsockopt+0x189/0x360 [ 67.139725] ? SyS_recv+0x40/0x40 [ 67.143149] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 67.147963] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 67.152953] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.157685] entry_SYSCALL_64_fastpath+0x23/0x9a [ 67.162414] RIP: 0033:0x4416b9 [ 67.165572] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 67.173248] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 67.180488] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 67.187733] RBP: 0000000000009c9d R08: 0000000000000004 R09: 0000000000009c9d [ 67.194971] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 67.202218] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 67.209564] warn_alloc_show_mem: 1 callbacks suppressed [ 67.209568] Mem-Info: [ 67.217506] active_anon:3569 inactive_anon:62 isolated_anon:0 [ 67.217506] active_file:33 inactive_file:19 isolated_file:0 [ 67.217506] unevictable:0 dirty:14 writeback:0 unstable:0 [ 67.217506] slab_reclaimable:7418 slab_unreclaimable:81807 [ 67.217506] mapped:18 shmem:68 pagetables:309 bounce:0 [ 67.217506] free:24151 free_pcp:167 free_cma:0 [ 67.249820] Node 0 active_anon:14276kB inactive_anon:248kB active_file:108kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):24kB mapped:72kB dirty:56kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 6144kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 67.276965] 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 [ 67.303074] lowmem_reserve[]: 0 2870 6381 6381 [ 67.307653] Node 0 DMA32 free:43832kB min:30332kB low:37912kB high:45492kB active_anon:4100kB inactive_anon:4kB active_file:12kB inactive_file:4kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 67.335156] lowmem_reserve[]: 0 0 3510 3510 [ 67.339491] Node 0 Normal free:36676kB min:37084kB low:46352kB high:55620kB active_anon:10176kB inactive_anon:244kB active_file:100kB inactive_file:256kB unevictable:0kB writepending:56kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3104kB pagetables:1236kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 67.368212] lowmem_reserve[]: 0 0 0 0 [ 67.372034] 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 [ 67.385630] Node 0 DMA32: 7*4kB (ME) 9*8kB (UME) 3*16kB (M) 8*32kB (UME) 7*64kB (UM) 3*128kB (UM) 5*256kB (ME) 5*512kB (UME) 20*1024kB (UME) 3*2048kB (UE) 3*4096kB (M) = 43988kB [ 67.401638] Node 0 Normal: 194*4kB (M) 155*8kB (ME) 117*16kB (UM) 84*32kB (ME) 42*64kB (ME) 24*128kB (UME) 17*256kB (ME) 30*512kB (UE) 5*1024kB (UE) 0*2048kB 0*4096kB = 37168kB [ 67.417554] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 67.426117] 148 total pagecache pages [ 67.429908] 0 pages in swap cache [ 67.433349] Swap cache stats: add 0, delete 0, find 0/0 [ 67.438701] Free swap = 0kB [ 67.441705] Total swap = 0kB [ 67.444719] 1965979 pages RAM [ 67.447809] 0 pages HighMem/MovableOnly [ 67.451764] 327756 pages reserved executing program loop fork failed (errno 12) executing program executing program executing program executing program [ 73.745468] syzkaller233009 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 73.762118] syzkaller233009 cpuset=/ mems_allowed=0 [ 73.767274] CPU: 1 PID: 3541 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 73.774710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.784598] Call Trace: [ 73.787178] dump_stack+0x194/0x257 [ 73.790928] ? arch_local_irq_restore+0x53/0x53 [ 73.795589] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 73.800781] dump_header+0x28c/0xe1e [ 73.804494] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 73.809820] ? print_irqtrace_events+0x270/0x270 [ 73.814572] ? pagefault_out_of_memory+0x152/0x152 [ 73.819490] ? check_noncircular+0x20/0x20 [ 73.823716] ? print_irqtrace_events+0x270/0x270 [ 73.828727] ? __lock_acquire+0x664/0x3e00 [ 73.832958] ? check_noncircular+0x20/0x20 [ 73.837181] ? find_held_lock+0x35/0x1d0 [ 73.841234] ? check_noncircular+0x20/0x20 [ 73.845454] ? task_will_free_mem+0x252/0xaa0 [ 73.849937] ? print_irqtrace_events+0x270/0x270 [ 73.854689] ? ___ratelimit+0x30d/0x630 [ 73.858649] ? lock_downgrade+0x980/0x980 [ 73.862788] ? lock_release+0xa40/0xa40 [ 73.866762] ? mark_held_locks+0xaf/0x100 [ 73.870905] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 73.875995] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 73.881015] ? trace_hardirqs_on+0xd/0x10 [ 73.885150] ? ___ratelimit+0x95/0x630 [ 73.889029] ? idr_get_free_cmn+0xfd0/0xfd0 [ 73.893343] ? check_noncircular+0x20/0x20 [ 73.897565] ? find_held_lock+0x138/0x1d0 [ 73.901705] oom_kill_process+0x8b5/0x14a0 [ 73.905934] ? has_ns_capability_noaudit+0x163/0x2a0 [ 73.911032] ? lock_downgrade+0x980/0x980 [ 73.915181] ? oom_evaluate_task+0x480/0x480 [ 73.919594] ? security_capable_noaudit+0x8b/0xc0 [ 73.924439] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 73.929539] ? has_capability+0x30/0x30 [ 73.933503] ? do_raw_spin_trylock+0x190/0x190 [ 73.938076] ? check_noncircular+0x20/0x20 [ 73.942315] ? has_capability_noaudit+0x24/0x30 [ 73.946974] ? oom_badness+0xd1/0x980 [ 73.950761] ? lock_release+0xa40/0xa40 [ 73.954721] ? do_try_to_free_pages+0xc53/0x1020 [ 73.959472] ? find_lock_task_mm+0x460/0x460 [ 73.963878] ? find_held_lock+0x35/0x1d0 [ 73.967938] ? out_of_memory+0xb3a/0x1220 [ 73.972076] ? lock_downgrade+0x980/0x980 [ 73.976215] ? lock_release+0xa40/0xa40 [ 73.980200] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 73.985132] ? oom_evaluate_task+0x284/0x480 [ 73.989539] out_of_memory+0x86d/0x1220 [ 73.993516] ? oom_killer_disable+0x310/0x310 [ 73.997995] ? mutex_trylock+0x23a/0x2d0 [ 74.002048] ? __lock_is_held+0xb6/0x140 [ 74.006102] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 74.011558] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 74.016438] ? warn_alloc+0x2b0/0x2b0 [ 74.020224] ? trace_hardirqs_off+0xd/0x10 [ 74.024462] ? mark_held_locks+0xaf/0x100 [ 74.029209] ? _raw_spin_unlock_irq+0x27/0x70 [ 74.035516] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 74.040521] ? trace_hardirqs_on+0xd/0x10 [ 74.044655] ? _raw_spin_unlock_irq+0x27/0x70 [ 74.049138] ? finish_task_switch+0x1d3/0x740 [ 74.053613] ? finish_task_switch+0x1aa/0x740 [ 74.058125] ? __schedule+0x8f3/0x2060 [ 74.062031] ? __lock_is_held+0xb6/0x140 [ 74.066087] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 74.071950] ? __might_sleep+0x95/0x190 [ 74.075898] __alloc_pages_nodemask+0x9fb/0xd80 [ 74.080536] ? mark_held_locks+0xaf/0x100 [ 74.084658] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 74.089657] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.094388] ? retint_kernel+0x10/0x10 [ 74.098249] ? __lock_is_held+0xb6/0x140 [ 74.102287] ? __vmalloc_node_range+0x4b7/0x650 [ 74.107373] ? rcu_note_context_switch+0x710/0x710 [ 74.112279] alloc_pages_current+0xb6/0x1e0 [ 74.116576] __vmalloc_node_range+0x409/0x650 [ 74.121050] ? xt_alloc_table_info+0x64/0xe0 [ 74.125428] __vmalloc_node_flags_caller+0x50/0x60 [ 74.130327] ? xt_alloc_table_info+0x64/0xe0 [ 74.134707] kvmalloc_node+0x82/0xd0 [ 74.138395] xt_alloc_table_info+0x64/0xe0 [ 74.142604] do_ip6t_set_ctl+0x29b/0x5f0 [ 74.146653] ? translate_compat_table+0x1c50/0x1c50 [ 74.151681] ? mutex_unlock+0xd/0x10 [ 74.155380] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 74.160649] nf_setsockopt+0x67/0xc0 [ 74.164362] ipv6_setsockopt+0x115/0x150 [ 74.168434] tcp_setsockopt+0x82/0xd0 [ 74.172230] sock_common_setsockopt+0x95/0xd0 [ 74.177165] SyS_setsockopt+0x189/0x360 [ 74.182952] ? SyS_recv+0x40/0x40 [ 74.187086] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 74.192968] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 74.197973] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 74.202729] entry_SYSCALL_64_fastpath+0x23/0x9a [ 74.207470] RIP: 0033:0x4416b9 [ 74.210643] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 74.218336] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 74.225585] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 74.232844] RBP: 000000000000e58a R08: 0000000000000004 R09: 000000000000e58a [ 74.240102] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 74.247358] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 74.254724] Mem-Info: [ 74.257150] active_anon:4081 inactive_anon:62 isolated_anon:0 [ 74.257150] active_file:17 inactive_file:17 isolated_file:0 [ 74.257150] unevictable:0 dirty:5 writeback:0 unstable:0 [ 74.257150] slab_reclaimable:7429 slab_unreclaimable:81836 [ 74.257150] mapped:2 shmem:68 pagetables:302 bounce:0 [ 74.257150] free:24165 free_pcp:0 free_cma:0 [ 74.289106] Node 0 active_anon:16324kB inactive_anon:248kB active_file:68kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:20kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 74.316027] 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 [ 74.342186] lowmem_reserve[]: 0 2870 6381 6381 [ 74.346805] Node 0 DMA32 free:43944kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:12kB inactive_file:12kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 74.374149] lowmem_reserve[]: 0 0 3510 3510 [ 74.378505] Node 0 Normal free:36808kB min:37084kB low:46352kB high:55620kB active_anon:16320kB inactive_anon:244kB active_file:56kB inactive_file:56kB unevictable:0kB writepending:20kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3040kB pagetables:1208kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 74.410041] lowmem_reserve[]: 0 0 0 0 [ 74.415185] 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 [ 74.430043] Node 0 DMA32: 6*4kB (UME) 8*8kB (UME) 5*16kB (UM) 8*32kB (UME) 8*64kB (UM) 2*128kB (M) 5*256kB (ME) 5*512kB (UME) 4*1024kB (UME) 3*2048kB (ME) 7*4096kB (UM) = 43944kB [ 74.447710] Node 0 Normal: 236*4kB (UME) 161*8kB (UME) 113*16kB (UME) 86*32kB (UME) 43*64kB (UME) 23*128kB (UM) 17*256kB (ME) 1*512kB (E) 1*1024kB (E) 1*2048kB (U) 4*4096kB (U) = 36808kB [ 74.464590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 74.473177] 102 total pagecache pages [ 74.476995] 0 pages in swap cache [ 74.480451] Swap cache stats: add 0, delete 0, find 0/0 [ 74.485820] Free swap = 0kB [ 74.488840] Total swap = 0kB [ 74.491859] 1965979 pages RAM [ 74.494960] 0 pages HighMem/MovableOnly [ 74.498924] 327756 pages reserved [ 74.502540] Unreclaimable slab info: [ 74.507197] Name Used Total [ 74.515031] hashtab_node 118KB 119KB [ 74.520847] ebitmap_node 404KB 405KB [ 74.526226] avtab_node 1012KB 1013KB [ 74.531594] TIPC 1KB 7KB [ 74.536982] SCTPv6 2KB 4KB [ 74.542384] DCCPv6 2KB 7KB [ 74.547753] DCCP 2KB 6KB [ 74.553148] fib6_nodes 0KB 4KB [ 74.558533] ip6_dst_cache 6KB 7KB [ 74.564242] RAWv6 9KB 13KB [ 74.569618] UDPv6 12KB 14KB [ 74.575007] TCPv6 19KB 22KB [ 74.580422] sd_ext_cdb 0KB 3KB [ 74.585802] scsi_sense_cache 212KB 212KB [ 74.591181] virtio_scsi_cmd 16KB 16KB [ 74.596563] sgpool-128 8KB 8KB [ 74.601942] sgpool-64 4KB 6KB [ 74.608583] sgpool-32 369KB 378KB [ 74.613979] sgpool-16 123KB 127KB [ 74.619461] sgpool-8 367KB 367KB [ 74.624851] cfq_io_cq 21KB 23KB [ 74.630233] cfq_queue 35KB 38KB [ 74.635615] mqueue_inode_cache 1KB 7KB [ 74.641084] nfs_commit_data 3KB 7KB [ 74.646470] nfs_write_data 34KB 37KB [ 74.652984] jbd2_inode 1KB 3KB [ 74.658648] ext4_system_zone 0KB 3KB [ 74.664037] bio-1 1KB 3KB [ 74.669428] rpc_buffers 17KB 19KB [ 74.674842] rpc_tasks 2KB 3KB [ 74.680736] UNIX 771KB 773KB [ 74.686672] tcp_bind_bucket 0KB 4KB [ 74.692890] ip_fib_trie 0KB 3KB [ 74.699149] ip_fib_alias 0KB 3KB [ 74.704543] ip_dst_cache 3KB 8KB [ 74.709928] RAW 5KB 7KB [ 74.715305] UDP 29KB 31KB [ 74.720744] TCP 7KB 7KB [ 74.726146] hugetlbfs_inode_cache 1KB 7KB [ 74.731877] eventpoll_pwq 9KB 11KB [ 74.737257] eventpoll_epi 18KB 23KB [ 74.742633] inotify_inode_mark 3KB 7KB [ 74.748116] request_queue 31KB 39KB [ 74.753481] blkdev_ioc 29KB 31KB [ 74.758868] bio-0 633KB 633KB [ 74.764249] biovec-(1<<(21-12)) 907KB 907KB [ 74.769788] biovec-64 634KB 645KB [ 74.775161] biovec-16 70KB 71KB [ 74.780535] bio_integrity_payload 0KB 4KB [ 74.786254] khugepaged_mm_slot 2KB 7KB [ 74.791728] uid_cache 0KB 3KB [ 74.797107] dmaengine-unmap-2 0KB 3KB [ 74.802487] audit_buffer 0KB 3KB [ 74.807852] skbuff_fclone_cache 147KB 150KB [ 74.813396] skbuff_head_cache 1604KB 1605KB [ 74.818780] configfs_dir_cache 0KB 4KB [ 74.824268] file_lock_cache 155KB 158KB [ 74.829644] file_lock_ctx 1KB 3KB [ 74.835043] fsnotify_mark_connector 2KB 3KB [ 74.840943] shmem_inode_cache 1040KB 1042KB [ 74.846320] task_delay_info 310KB 347KB [ 74.851701] sigqueue 452KB 456KB [ 74.857630] kernfs_node_cache 2156KB 2161KB [ 74.863033] mnt_cache 15KB 20KB [ 74.868398] filp 8292KB 8501KB [ 74.873773] names_cache 109892KB 109913KB [ 74.879159] avc_node 37KB 39KB [ 74.884537] selinux_file_security 413KB 449KB [ 74.890357] selinux_inode_security 1947KB 1952KB [ 74.896173] key_jar 3KB 7KB [ 74.901555] nsproxy 0KB 3KB [ 74.906933] vm_area_struct 18010KB 18013KB [ 74.912314] mm_struct 4365KB 4367KB [ 74.917693] fs_cache 412KB 440KB [ 74.923073] files_cache 1547KB 1548KB [ 74.929574] signal_cache 2472KB 2472KB [ 74.934953] sighand_cache 224KB 270KB [ 74.940331] task_struct 10535KB 10535KB [ 74.945713] cred_jar 2288KB 2292KB [ 74.951091] anon_vma_chain 7494KB 7497KB [ 74.956732] anon_vma 125KB 315KB [ 74.964092] pid 221KB 248KB [ 74.971640] Acpi-Operand 106KB 170KB [ 74.977044] Acpi-Namespace 19KB 23KB [ 74.982947] numa_policy 0KB 3KB [ 74.988778] debug_objects_cache 496KB 500KB [ 74.994343] trace_event_file 145KB 147KB [ 74.999726] ftrace_event_field 257KB 259KB [ 75.005196] pool_workqueue 22KB 24KB [ 75.010580] page->ptl 2984KB 2984KB [ 75.015979] kmalloc-262144 1032KB 1032KB [ 75.022210] kmalloc-131072 650KB 650KB [ 75.027712] kmalloc-65536 264KB 264KB [ 75.033095] kmalloc-32768 627KB 627KB [ 75.038475] kmalloc-16384 148KB 148KB [ 75.043849] kmalloc-8192 503KB 503KB [ 75.049224] kmalloc-4096 7216KB 7254KB [ 75.055563] kmalloc-2048 3162KB 3162KB [ 75.061366] kmalloc-1024 4866KB 4866KB [ 75.066739] kmalloc-512 2643KB 2872KB [ 75.072122] kmalloc-256 1928KB 2325KB [ 75.077496] kmalloc-128 401KB 523KB [ 75.082867] kmalloc-96 316KB 396KB [ 75.088277] kmalloc-64 711KB 832KB [ 75.093664] kmalloc-32 1850KB 2193KB [ 75.099047] kmalloc-192 197KB 256KB [ 75.104422] kmem_cache 100KB 105KB [ 75.109786] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 75.118403] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 75.126571] [ 3344] 0 3344 14299 228 118784 0 0 rsyslogd [ 75.135873] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 75.144131] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 75.152680] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 75.160765] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 75.168932] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 75.177100] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 75.185267] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 75.193438] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 75.201611] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 75.211781] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 75.221447] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 75.229603] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 75.237782] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 75.245850] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 75.254880] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 75.263923] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 75.273822] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 75.282857] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 75.292161] [ 3541] 0 3541 4381 523 36864 0 0 syzkaller233009 [ 75.301201] [ 3542] 0 3542 4381 523 36864 0 0 syzkaller233009 [ 75.310238] [ 3543] 0 3543 4381 523 36864 0 0 syzkaller233009 [ 75.319273] [ 3544] 0 3544 4381 523 36864 0 0 syzkaller233009 [ 75.328304] Out of memory: Kill process 3541 (syzkaller233009) score 0 or sacrifice child [ 75.336668] Killed process 3541 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 75.348816] oom_reaper: reaped process 3541 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 75.362965] rsyslogd invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 75.375500] rsyslogd cpuset=/ mems_allowed=0 [ 75.380059] CPU: 0 PID: 3348 Comm: rsyslogd Not tainted 4.15.0-rc7+ #184 [ 75.385073] syzkaller233009: vmalloc: allocation failure, allocated 1488646144 of 2164137984 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 75.385077] syzkaller233009 cpuset=/ mems_allowed=0 [ 75.404834] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 75.414162] Call Trace: [ 75.416731] dump_stack+0x194/0x257 [ 75.420343] ? arch_local_irq_restore+0x53/0x53 [ 75.424992] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 75.430170] dump_header+0x28c/0xe1e [ 75.433871] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 75.439041] ? pagefault_out_of_memory+0x152/0x152 [ 75.443951] ? check_noncircular+0x20/0x20 [ 75.448167] ? print_irqtrace_events+0x270/0x270 [ 75.452905] ? __lock_acquire+0x664/0x3e00 [ 75.457128] ? check_noncircular+0x20/0x20 [ 75.461352] ? find_held_lock+0x35/0x1d0 [ 75.465402] ? check_noncircular+0x20/0x20 [ 75.469613] ? task_will_free_mem+0x252/0xaa0 [ 75.474095] ? print_irqtrace_events+0x270/0x270 [ 75.478847] ? ___ratelimit+0x30d/0x630 [ 75.482799] ? lock_downgrade+0x980/0x980 [ 75.486929] ? lock_release+0xa40/0xa40 [ 75.490888] ? mark_held_locks+0xaf/0x100 [ 75.495017] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 75.500101] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 75.505099] ? trace_hardirqs_on+0xd/0x10 [ 75.509230] ? ___ratelimit+0x95/0x630 [ 75.513096] ? idr_get_free_cmn+0xfd0/0xfd0 [ 75.517397] ? check_noncircular+0x20/0x20 [ 75.522300] ? find_held_lock+0x138/0x1d0 [ 75.526438] oom_kill_process+0x8b5/0x14a0 [ 75.530661] ? has_ns_capability_noaudit+0x163/0x2a0 [ 75.535745] ? lock_downgrade+0x980/0x980 [ 75.539879] ? oom_evaluate_task+0x480/0x480 [ 75.544282] ? security_capable_noaudit+0x8b/0xc0 [ 75.549117] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 75.554199] ? has_capability+0x30/0x30 [ 75.558151] ? do_raw_spin_trylock+0x190/0x190 [ 75.562711] ? check_noncircular+0x20/0x20 [ 75.566934] ? has_capability_noaudit+0x24/0x30 [ 75.571586] ? oom_badness+0xd1/0x980 [ 75.575363] ? lock_release+0xa40/0xa40 [ 75.579311] ? do_try_to_free_pages+0xc53/0x1020 [ 75.584048] ? find_lock_task_mm+0x460/0x460 [ 75.588455] ? find_held_lock+0x35/0x1d0 [ 75.592505] ? out_of_memory+0xb3a/0x1220 [ 75.596643] ? lock_downgrade+0x980/0x980 [ 75.600773] ? lock_release+0xa40/0xa40 [ 75.604720] ? lock_acquire+0x1d5/0x580 [ 75.609712] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 75.615150] ? oom_evaluate_task+0x284/0x480 [ 75.619543] out_of_memory+0x86d/0x1220 [ 75.623512] ? oom_killer_disable+0x310/0x310 [ 75.627984] ? mutex_trylock+0x23a/0x2d0 [ 75.632026] ? __lock_is_held+0xb6/0x140 [ 75.636067] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 75.641513] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 75.646374] ? warn_alloc+0x2b0/0x2b0 [ 75.650160] ? warn_alloc+0x2b0/0x2b0 [ 75.653939] ? print_irqtrace_events+0x270/0x270 [ 75.658674] ? warn_alloc+0x2b0/0x2b0 [ 75.662460] ? print_irqtrace_events+0x270/0x270 [ 75.667201] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 75.672366] ? switched_to_fair+0xb0/0xb0 [ 75.676489] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 75.681668] ? __lock_acquire+0x664/0x3e00 [ 75.685890] ? should_fail+0x23b/0xa40 [ 75.689761] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 75.694862] ? __lock_is_held+0xb6/0x140 [ 75.698922] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 75.704784] ? trace_hardirqs_on+0xd/0x10 [ 75.708921] ? __might_sleep+0x95/0x190 [ 75.712897] __alloc_pages_nodemask+0x9fb/0xd80 [ 75.717563] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 75.722553] ? __alloc_pages_nodemask+0xadb/0xd80 [ 75.727373] ? print_irqtrace_events+0x270/0x270 [ 75.732117] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 75.737148] ? cache_grow_begin+0x307/0x3f0 [ 75.741456] cache_grow_begin+0x72/0x3f0 [ 75.745503] fallback_alloc+0x13b/0x2a0 [ 75.749463] ____cache_alloc_node+0x1cc/0x1e0 [ 75.753959] kmem_cache_alloc_trace+0x27d/0x750 [ 75.759732] ? dl_cpu_busy+0x370/0x370 [ 75.764233] do_syslog+0x5d7/0xb80 [ 75.767760] ? log_buf_vmcoreinfo_setup+0x120/0x120 [ 75.772767] ? prepare_to_wait+0x4d0/0x4d0 [ 75.776987] ? __lock_is_held+0xb6/0x140 [ 75.781055] kmsg_read+0x74/0xa0 [ 75.784399] ? kmsg_poll+0xa0/0xa0 [ 75.787917] proc_reg_read+0xef/0x170 [ 75.791699] ? proc_reg_write+0x170/0x170 [ 75.795824] __vfs_read+0xef/0xa00 [ 75.799687] ? fsnotify+0x7b3/0x1140 [ 75.803392] ? vfs_copy_file_range+0x940/0x940 [ 75.807957] ? fsnotify_first_mark+0x2b0/0x2b0 [ 75.812520] ? avc_policy_seqno+0x9/0x20 [ 75.816558] ? selinux_file_permission+0x82/0x460 [ 75.821386] ? security_file_permission+0x89/0x1e0 [ 75.826298] ? rw_verify_area+0xe5/0x2b0 [ 75.830333] ? __fdget_raw+0x20/0x20 [ 75.834031] vfs_read+0x11e/0x350 [ 75.837472] SyS_read+0xef/0x220 [ 75.840821] ? kernel_write+0x120/0x120 [ 75.844774] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 75.849770] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 75.854514] entry_SYSCALL_64_fastpath+0x23/0x9a [ 75.859244] RIP: 0033:0x7fa6139d51fd [ 75.862931] RSP: 002b:00007fa610f74e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 75.871224] RAX: ffffffffffffffda RBX: 0000000000ee6120 RCX: 00007fa6139d51fd [ 75.878470] RDX: 0000000000000fff RSI: 00007fa6127a95a0 RDI: 0000000000000004 [ 75.885715] RBP: 000000000065e478 R08: 0000000000ee6260 R09: 0000000000000000 [ 75.892962] R10: 33205d3436373135 R11: 0000000000000293 R12: 000000000065e200 [ 75.900208] R13: 0000000000000000 R14: 000000000000079a R15: 00007fa6127a95be [ 75.908094] CPU: 1 PID: 3541 Comm: syzkaller233009 Not tainted 4.15.0-rc7+ #184 [ 75.908276] Mem-Info: [ 75.908294] active_anon:3565 inactive_anon:62 isolated_anon:0 [ 75.908294] active_file:17 inactive_file:17 isolated_file:0 [ 75.908294] unevictable:0 dirty:5 writeback:0 unstable:0 [ 75.908294] slab_reclaimable:7429 slab_unreclaimable:81836 [ 75.908294] mapped:2 shmem:68 pagetables:302 bounce:0 [ 75.908294] free:15904 free_pcp:66 free_cma:0 [ 75.908307] Node 0 active_anon:14260kB inactive_anon:248kB active_file:68kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:20kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 8192kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 75.908310] 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 [ 75.908326] lowmem_reserve[]: 0 2870 6381 6381 [ 75.908339] Node 0 DMA32 free:29188kB min:30332kB low:37912kB high:45492kB active_anon:4kB inactive_anon:4kB active_file:0kB inactive_file:24kB unevictable:0kB writepending:0kB present:3129332kB managed:2942352kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 75.908354] lowmem_reserve[]: 0 0 3510 3510 [ 75.908367] Node 0 Normal free:18520kB min:37084kB low:46352kB high:55620kB active_anon:14256kB inactive_anon:244kB active_file:68kB inactive_file:44kB unevictable:0kB writepending:20kB present:4718592kB managed:3594632kB mlocked:0kB kernel_stack:3040kB pagetables:1208kB bounce:0kB free_pcp:144kB local_pcp:24kB free_cma:0kB [ 75.908383] lowmem_reserve[]: 0 0 0 0 [ 75.908395] 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 [ 75.908471] Node 0 DMA32: 5*4kB (ME) 8*8kB (UME) 3*16kB (M) 8*32kB (UME) 6*64kB (M) 2*128kB (M) 6*256kB (UME) 4*512kB (ME) 4*1024kB (UME) 4*2048kB (UME) 3*4096kB (M) = 29188kB [ 75.908529] Node 0 Normal: 234*4kB (UME) 160*8kB (UME) 113*16kB (UME) 85*32kB (UME) 42*64kB (ME) 23*128kB (UM) 18*256kB (UME) 1*512kB (E) 1*1024kB (E) 0*2048kB 0*4096kB = 18520kB [ 75.908586] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 75.908589] 102 total pagecache pages [ 75.908597] 0 pages in swap cache [ 75.908601] Swap cache stats: add 0, delete 0, find 0/0 [ 75.908604] Free swap = 0kB [ 75.908606] Total swap = 0kB [ 75.908609] 1965979 pages RAM [ 75.908611] 0 pages HighMem/MovableOnly [ 75.908614] 327756 pages reserved [ 75.908647] Unreclaimable slab info: [ 75.908679] Name Used Total [ 75.908695] hashtab_node 118KB 119KB [ 75.908700] ebitmap_node 404KB 405KB [ 75.908705] avtab_node 1012KB 1013KB [ 75.908714] TIPC 1KB 7KB [ 75.908722] SCTPv6 2KB 4KB [ 75.908730] DCCPv6 2KB 7KB [ 75.908737] DCCP 2KB 6KB [ 75.908755] fib6_nodes 0KB 4KB [ 75.908760] ip6_dst_cache 6KB 7KB [ 75.908766] RAWv6 9KB 13KB [ 75.908771] UDPv6 12KB 14KB [ 75.908777] TCPv6 19KB 22KB [ 75.908795] sd_ext_cdb 0KB 3KB [ 75.908800] scsi_sense_cache 212KB 212KB [ 75.908805] virtio_scsi_cmd 16KB 16KB [ 75.908812] sgpool-128 8KB 8KB [ 75.908817] sgpool-64 4KB 6KB [ 75.908821] sgpool-32 369KB 378KB [ 75.908826] sgpool-16 123KB 127KB [ 75.908831] sgpool-8 367KB 367KB [ 75.908837] cfq_io_cq 21KB 23KB [ 75.908842] cfq_queue 35KB 38KB [ 75.908848] mqueue_inode_cache 1KB 7KB [ 75.908854] nfs_commit_data 3KB 7KB [ 75.908859] nfs_write_data 34KB 37KB [ 75.908866] jbd2_inode 1KB 3KB [ 75.908872] ext4_system_zone 0KB 3KB [ 75.908883] bio-1 1KB 3KB [ 75.908894] rpc_buffers 17KB 19KB [ 75.908899] rpc_tasks 2KB 3KB [ 75.908903] UNIX 771KB 773KB [ 75.908910] tcp_bind_bucket 0KB 4KB [ 75.908917] ip_fib_trie 0KB 3KB [ 75.908922] ip_fib_alias 0KB 3KB [ 75.908927] ip_dst_cache 3KB 8KB [ 75.908932] RAW 5KB 7KB [ 75.908936] UDP 29KB 31KB [ 75.908943] TCP 7KB 7KB [ 75.908947] hugetlbfs_inode_cache 1KB 7KB [ 75.908953] eventpoll_pwq 9KB 11KB [ 75.908957] eventpoll_epi 18KB 23KB [ 75.908963] inotify_inode_mark 3KB 7KB [ 75.908969] request_queue 31KB 39KB [ 75.908974] blkdev_ioc 29KB 31KB [ 75.908979] bio-0 633KB 633KB [ 75.908984] biovec-(1<<(21-12)) 907KB 907KB [ 75.908989] biovec-64 634KB 645KB [ 75.908994] biovec-16 70KB 71KB [ 75.908999] bio_integrity_payload 0KB 4KB [ 75.909025] khugepaged_mm_slot 2KB 7KB [ 75.909034] uid_cache 0KB 3KB [ 75.909039] dmaengine-unmap-2 0KB 3KB [ 75.909044] audit_buffer 0KB 3KB [ 75.909049] skbuff_fclone_cache 147KB 150KB [ 75.909054] skbuff_head_cache 1604KB 1605KB [ 75.909058] configfs_dir_cache 0KB 4KB [ 75.909063] file_lock_cache 155KB 158KB [ 75.909067] file_lock_ctx 1KB 3KB [ 75.909072] fsnotify_mark_connector 2KB 3KB [ 75.909078] shmem_inode_cache 1040KB 1042KB [ 75.909088] task_delay_info 310KB 347KB [ 75.909094] sigqueue 452KB 456KB [ 75.909099] kernfs_node_cache 2156KB 2161KB [ 75.909104] mnt_cache 15KB 20KB [ 75.909109] filp 8292KB 8501KB [ 75.909114] names_cache 109892KB 109913KB [ 75.909122] avc_node 37KB 39KB [ 75.909126] selinux_file_security 413KB 449KB [ 75.909131] selinux_inode_security 1947KB 1952KB [ 75.909136] key_jar 3KB 7KB [ 75.909140] nsproxy 0KB 3KB [ 75.909145] vm_area_struct 18010KB 18013KB [ 75.909149] mm_struct 4365KB 4367KB [ 75.909154] fs_cache 412KB 440KB [ 75.909159] files_cache 1547KB 1548KB [ 75.909163] signal_cache 2472KB 2472KB [ 75.909168] sighand_cache 224KB 270KB [ 75.909173] task_struct 10535KB 10535KB [ 75.909178] cred_jar 2288KB 2292KB [ 75.909183] anon_vma_chain 7494KB 7497KB [ 75.909187] anon_vma 125KB 315KB [ 75.909192] pid 221KB 248KB [ 75.909196] Acpi-Operand 106KB 170KB [ 75.909203] Acpi-Namespace 19KB 23KB [ 75.909208] numa_policy 0KB 3KB [ 75.909213] debug_objects_cache 496KB 500KB [ 75.909218] trace_event_file 145KB 147KB [ 75.909222] ftrace_event_field 257KB 259KB [ 75.909227] pool_workqueue 22KB 24KB [ 75.909233] page->ptl 2984KB 2984KB [ 75.909255] kmalloc-262144 1032KB 1032KB [ 75.909260] kmalloc-131072 650KB 650KB [ 75.909264] kmalloc-65536 264KB 264KB [ 75.909269] kmalloc-32768 627KB 627KB [ 75.909273] kmalloc-16384 148KB 148KB [ 75.909278] kmalloc-8192 503KB 503KB [ 75.909282] kmalloc-4096 7216KB 7254KB [ 75.909287] kmalloc-2048 3162KB 3162KB [ 75.909291] kmalloc-1024 4866KB 4866KB [ 75.909296] kmalloc-512 2643KB 2872KB [ 75.909300] kmalloc-256 1928KB 2325KB [ 75.909305] kmalloc-128 401KB 523KB [ 75.909309] kmalloc-96 316KB 396KB [ 75.909314] kmalloc-64 711KB 832KB [ 75.909318] kmalloc-32 1850KB 2193KB [ 75.909334] kmalloc-192 197KB 256KB [ 75.909339] kmem_cache 100KB 105KB [ 75.909343] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 75.909394] [ 1774] 0 1774 5366 166 90112 0 -1000 udevd [ 75.909415] [ 3344] 0 3344 14299 228 118784 0 0 rsyslogd [ 75.909425] [ 3395] 0 3395 4725 51 81920 0 0 cron [ 75.909435] [ 3420] 0 3420 3736 45 65536 0 0 mcstransd [ 75.909445] [ 3445] 0 3445 12490 152 135168 0 -1000 sshd [ 75.909455] [ 3469] 0 3469 3694 40 65536 0 0 getty [ 75.909466] [ 3470] 0 3470 3694 39 77824 0 0 getty [ 75.909476] [ 3471] 0 3471 3694 41 77824 0 0 getty [ 75.909485] [ 3472] 0 3472 3694 41 77824 0 0 getty [ 75.909496] [ 3473] 0 3473 3694 42 73728 0 0 getty [ 75.909505] [ 3474] 0 3474 3694 42 73728 0 0 getty [ 75.909515] [ 3475] 0 3475 3649 39 81920 0 0 getty [ 75.909525] [ 3478] 0 3478 5662 457 86016 0 -1000 udevd [ 75.909535] [ 3479] 0 3479 5662 454 86016 0 -1000 udevd [ 75.909546] [ 3496] 0 3496 17821 199 180224 0 0 sshd [ 75.909556] [ 3498] 0 3498 286 1 32768 0 0 syzkaller233009 [ 75.909568] [ 3500] 0 3500 286 11 32768 0 0 syzkaller233009 [ 75.909582] [ 3503] 0 3503 286 11 32768 0 0 syzkaller233009 [ 75.909592] [ 3504] 0 3504 286 11 32768 0 0 syzkaller233009 [ 75.909602] [ 3505] 0 3505 286 11 32768 0 0 syzkaller233009 [ 75.909614] [ 3541] 0 3541 4381 0 32768 0 0 syzkaller233009 [ 75.909624] [ 3542] 0 3542 4381 523 36864 0 0 syzkaller233009 [ 75.909635] [ 3543] 0 3543 4381 523 36864 0 0 syzkaller233009 [ 75.909645] [ 3544] 0 3544 4381 523 36864 0 0 syzkaller233009 [ 75.909650] Out of memory: Kill process 3542 (syzkaller233009) score 0 or sacrifice child [ 75.909741] Killed process 3542 (syzkaller233009) total-vm:17524kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 76.992540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.001861] Call Trace: [ 77.004423] dump_stack+0x194/0x257 [ 77.008028] ? arch_local_irq_restore+0x53/0x53 [ 77.012668] ? idr_get_free_cmn+0xfd0/0xfd0 [ 77.016971] warn_alloc+0x19a/0x2b0 [ 77.020578] ? zone_watermark_ok_safe+0x400/0x400 [ 77.025399] ? rcu_note_context_switch+0x710/0x710 [ 77.030306] __vmalloc_node_range+0x482/0x650 [ 77.034779] ? xt_alloc_table_info+0x64/0xe0 [ 77.039155] __vmalloc_node_flags_caller+0x50/0x60 [ 77.044057] ? xt_alloc_table_info+0x64/0xe0 [ 77.048435] kvmalloc_node+0x82/0xd0 [ 77.052119] xt_alloc_table_info+0x64/0xe0 [ 77.056333] do_ip6t_set_ctl+0x29b/0x5f0 [ 77.060371] ? translate_compat_table+0x1c50/0x1c50 [ 77.065366] ? mutex_unlock+0xd/0x10 [ 77.069047] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 77.074301] nf_setsockopt+0x67/0xc0 [ 77.077988] ipv6_setsockopt+0x115/0x150 [ 77.082031] tcp_setsockopt+0x82/0xd0 [ 77.085828] sock_common_setsockopt+0x95/0xd0 [ 77.090295] SyS_setsockopt+0x189/0x360 [ 77.094254] ? SyS_recv+0x40/0x40 [ 77.097680] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 77.102493] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 77.107477] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.112208] entry_SYSCALL_64_fastpath+0x23/0x9a [ 77.116940] RIP: 0033:0x4416b9 [ 77.120096] RSP: 002b:00007ffc9c2c2aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 [ 77.127772] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004416b9 [ 77.135013] RDX: 0000000000000040 RSI: 0000000000000029 RDI: 0000000000000003 [ 77.142260] RBP: 000000000000e58a R08: 0000000000000004 R09: 000000000000e58a [ 77.149497] R10: 0000000020001fde R11: 0000000000000246 R12: 0000000000000000 [ 77.156742] R13: 0000000000402b40 R14: 0000000000000000 R15: 0000000000000000 [ 77.164074] Mem-Info: [ 77.166833] active_anon:3564 inactive_anon:62 isolated_anon:0 [ 77.166833] active_file:17 inactive_file:17 isolated_file:0 [ 77.166833] unevictable:0 dirty:5 writeback:0 unstable:0 [ 77.166833] slab_reclaimable:7429 slab_unreclaimable:81836 [ 77.166833] mapped:2 shmem:68 pagetables:301 bounce:0 [ 77.166833] free:15904 free_pcp:0 free_cma:0 [ 77.173312] oom_reaper: reaped process 3542 (syzkaller233009), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.174670] rsyslogd invoked oom-killer: gfp_mask=0x14040c0(GFP_KERNEL|__GFP_COMP), nodemask=(null), order=1, oom_score_adj=0 [ 77.174675] rsyslogd cpuset=/ mems_allowed=0 [ 77.174691] CPU: 0 PID: 3348 Comm: rsyslogd Not tainted 4.15.0-rc7+ #184 [ 77.174696] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 77.174698] Call Trace: [ 77.174714] dump_stack+0x194/0x257 [ 77.174727] ? arch_local_irq_restore+0x53/0x53 [ 77.174739] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 77.174760] dump_header+0x28c/0xe1e Connection to 10.128.15.218 closed by remote host. [