[....] Starting enhanced syslogd: rsyslogd[ 12.641743] audit: type=1400 audit(1515028518.493:5): avc: denied { syslog } for pid=3342 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 mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] 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: [ 17.286280] audit: type=1400 audit(1515028523.138:6): avc: denied { map } for pid=3480 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 '10.128.15.240' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program [ 43.854505] audit: type=1400 audit(1515028549.706:7): avc: denied { map } for pid=3498 comm="syzkaller452416" path="/root/syzkaller452416614" 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 [ 45.382615] syzkaller452416 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 45.396279] syzkaller452416 cpuset=/ mems_allowed=0 [ 45.401440] CPU: 0 PID: 3510 Comm: syzkaller452416 Not tainted 4.15.0-rc5+ #174 [ 45.408863] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 45.418210] Call Trace: [ 45.420772] dump_stack+0x194/0x257 [ 45.424373] ? arch_local_irq_restore+0x53/0x53 [ 45.429026] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 45.434189] dump_header+0x28c/0xe1e [ 45.437877] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 45.443041] ? pagefault_out_of_memory+0x152/0x152 [ 45.447948] ? print_irqtrace_events+0x270/0x270 [ 45.452680] ? __lock_acquire+0x664/0x3e00 [ 45.456886] ? check_noncircular+0x20/0x20 [ 45.461095] ? find_held_lock+0x35/0x1d0 [ 45.465129] ? check_noncircular+0x20/0x20 [ 45.469329] ? task_will_free_mem+0x252/0xaa0 [ 45.473796] ? print_irqtrace_events+0x270/0x270 [ 45.478525] ? ___ratelimit+0x30d/0x630 [ 45.482484] ? lock_downgrade+0x980/0x980 [ 45.486605] ? lock_release+0xa40/0xa40 [ 45.490551] ? mark_held_locks+0xaf/0x100 [ 45.494676] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 45.499757] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 45.504741] ? trace_hardirqs_on+0xd/0x10 [ 45.508862] ? ___ratelimit+0x95/0x630 [ 45.512720] ? idr_get_free_cmn+0xfd0/0xfd0 [ 45.517011] ? check_noncircular+0x20/0x20 [ 45.521216] ? find_held_lock+0x138/0x1d0 [ 45.525338] oom_kill_process+0x8b5/0x14a0 [ 45.529547] ? has_ns_capability_noaudit+0x163/0x2a0 [ 45.534620] ? lock_downgrade+0x980/0x980 [ 45.538741] ? oom_evaluate_task+0x480/0x480 [ 45.543129] ? security_capable_noaudit+0x8b/0xc0 [ 45.547953] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 45.553025] ? has_capability+0x30/0x30 [ 45.556977] ? do_raw_spin_trylock+0x190/0x190 [ 45.561537] ? check_noncircular+0x20/0x20 [ 45.565751] ? has_capability_noaudit+0x24/0x30 [ 45.570389] ? oom_badness+0xd1/0x980 [ 45.574155] ? lock_release+0xa40/0xa40 [ 45.578096] ? do_try_to_free_pages+0xc53/0x1020 [ 45.582822] ? find_lock_task_mm+0x460/0x460 [ 45.587210] ? find_held_lock+0x35/0x1d0 [ 45.591247] ? out_of_memory+0xb3a/0x1220 [ 45.595366] ? lock_downgrade+0x980/0x980 [ 45.599499] ? lock_release+0xa40/0xa40 [ 45.603443] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 45.608347] ? oom_evaluate_task+0x284/0x480 [ 45.612730] out_of_memory+0x86d/0x1220 [ 45.616686] ? oom_killer_disable+0x310/0x310 [ 45.621159] ? mutex_trylock+0x23a/0x2d0 [ 45.625196] ? __lock_is_held+0xb6/0x140 [ 45.629228] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 45.634664] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 45.639507] ? warn_alloc+0x2b0/0x2b0 [ 45.643293] ? check_noncircular+0x20/0x20 [ 45.647498] ? switched_to_fair+0xb0/0xb0 [ 45.651618] ? __enqueue_entity+0x109/0x1e0 [ 45.655918] ? print_irqtrace_events+0x270/0x270 [ 45.660647] ? finish_task_switch+0x1d3/0x740 [ 45.665139] ? __lock_is_held+0xb6/0x140 [ 45.669180] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 45.675042] ? __might_sleep+0x95/0x190 [ 45.678996] __alloc_pages_nodemask+0x9fb/0xd80 [ 45.683638] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 45.688626] ? mark_held_locks+0xaf/0x100 [ 45.692755] ? retint_kernel+0x10/0x10 [ 45.696612] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 45.701601] ? __lock_is_held+0xb6/0x140 [ 45.705651] ? rcu_note_context_switch+0x710/0x710 [ 45.710571] alloc_pages_current+0xb6/0x1e0 [ 45.714868] __vmalloc_node_range+0x409/0x650 [ 45.719350] ? xt_alloc_table_info+0x64/0xe0 [ 45.723727] __vmalloc_node_flags_caller+0x50/0x60 [ 45.728624] ? xt_alloc_table_info+0x64/0xe0 [ 45.733100] kvmalloc_node+0x82/0xd0 [ 45.736785] xt_alloc_table_info+0x64/0xe0 [ 45.740998] do_ipt_set_ctl+0x29b/0x5f0 [ 45.744945] ? translate_compat_table+0x1b90/0x1b90 [ 45.749947] ? mutex_unlock+0xd/0x10 [ 45.753638] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 45.758885] nf_setsockopt+0x67/0xc0 [ 45.762584] ip_setsockopt+0xa1/0xb0 [ 45.766277] tcp_setsockopt+0x82/0xd0 [ 45.770051] sock_common_setsockopt+0x95/0xd0 [ 45.774527] SyS_setsockopt+0x189/0x360 [ 45.778481] ? SyS_recv+0x40/0x40 [ 45.781921] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 45.786758] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 45.791763] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.796509] entry_SYSCALL_64_fastpath+0x23/0x9a [ 45.801242] RIP: 0033:0x440a29 [ 45.804405] RSP: 002b:00007fff9e50c518 EFLAGS: 00000286 ORIG_RAX: 0000000000000036 [ 45.812086] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000440a29 [ 45.819332] RDX: 0010000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 45.826569] RBP: 00000000006cb018 R08: 0000000000000004 R09: 0000000000000000 [ 45.833805] R10: 0000000020000ffc R11: 0000000000000286 R12: 0000000000000000 [ 45.841041] R13: 0000000000401eb0 R14: 0000000000000000 R15: 0000000000000000 [ 45.848475] Mem-Info: [ 45.857611] active_anon:7939 inactive_anon:61 isolated_anon:0 [ 45.857611] active_file:18 inactive_file:7 isolated_file:0 [ 45.857611] unevictable:0 dirty:0 writeback:0 unstable:0 [ 45.857611] slab_reclaimable:7214 slab_unreclaimable:83070 [ 45.857611] mapped:2 shmem:68 pagetables:372 bounce:0 [ 45.857611] free:24260 free_pcp:0 free_cma:0 [ 45.891079] Node 0 active_anon:31756kB inactive_anon:244kB active_file:72kB inactive_file:28kB 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? no [ 45.919080] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB 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 [ 45.945865] lowmem_reserve[]: 0 2874 6386 6386 [ 45.951026] Node 0 DMA32 free:44104kB min:30348kB low:37932kB high:45516kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2946452kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 45.978217] lowmem_reserve[]: 0 0 3511 3511 [ 45.982546] Node 0 Normal free:37028kB min:37068kB low:46332kB high:55596kB active_anon:31756kB inactive_anon:244kB active_file:72kB inactive_file:28kB unevictable:0kB writepending:0kB present:4718592kB managed:3596136kB mlocked:0kB kernel_stack:3360kB pagetables:1488kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 46.011460] lowmem_reserve[]: 0 0 0 0 [ 46.015271] 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 [ 46.028875] Node 0 DMA32: 4*4kB (UM) 3*8kB (M) 4*16kB (UM) 3*32kB (UM) 4*64kB (M) 5*128kB (UM) 4*256kB (M) 4*512kB (UM) 3*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 44104kB [ 46.044202] Node 0 Normal: 629*4kB (UMH) 509*8kB (UMEH) 330*16kB (UMH) 173*32kB (MH) 52*64kB (MH) 25*128kB (UM) 34*256kB (MH) 9*512kB (UMH) 0*1024kB 0*2048kB 0*4096kB = 37244kB [ 46.061663] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 46.070805] 93 total pagecache pages [ 46.117359] 0 pages in swap cache [ 46.149491] Swap cache stats: add 0, delete 0, find 0/0 [ 46.154931] Free swap = 0kB [ 46.157960] Total swap = 0kB [ 46.160972] 1965979 pages RAM [ 46.164074] 0 pages HighMem/MovableOnly [ 46.168030] 326355 pages reserved [ 46.171514] Unreclaimable slab info: [ 46.175265] Name Used Total [ 46.180804] hashtab_node 118KB 119KB [ 46.186152] ebitmap_node 393KB 393KB [ 46.191507] avtab_node 1012KB 1017KB [ 46.196863] TIPC 1KB 7KB [ 46.202209] SCTPv6 2KB 4KB [ 46.207556] DCCPv6 2KB 7KB [ 46.212904] DCCP 2KB 6KB [ 46.218259] fib6_nodes 0KB 4KB [ 46.223603] ip6_dst_cache 6KB 11KB [ 46.228963] RAWv6 9KB 13KB [ 46.234415] UDPv6 14KB 14KB [ 46.239784] TCPv6 2KB 5KB [ 46.245146] sd_ext_cdb 0KB 3KB [ 46.250494] scsi_sense_cache 80KB 132KB [ 46.255861] virtio_scsi_cmd 16KB 16KB [ 46.261414] sgpool-128 8KB 8KB [ 46.266791] sgpool-64 4KB 6KB [ 46.272139] sgpool-32 63KB 63KB [ 46.277485] sgpool-16 30KB 30KB [ 46.282832] sgpool-8 161KB 161KB [ 46.288180] cfq_io_cq 15KB 15KB [ 46.293530] cfq_queue 27KB 27KB [ 46.298881] mqueue_inode_cache 1KB 7KB [ 46.304316] nfs_commit_data 3KB 7KB [ 46.309667] nfs_write_data 34KB 37KB [ 46.315022] jbd2_inode 1KB 3KB [ 46.320377] ext4_system_zone 0KB 3KB [ 46.325730] bio-1 1KB 3KB [ 46.331090] rpc_buffers 17KB 19KB [ 46.336451] rpc_tasks 2KB 3KB [ 46.341821] UNIX 775KB 777KB [ 46.347171] tcp_bind_bucket 0KB 4KB [ 46.352547] ip_fib_trie 0KB 3KB [ 46.357900] ip_fib_alias 0KB 3KB [ 46.363283] ip_dst_cache 3KB 8KB [ 46.368676] RAW 5KB 7KB [ 46.374056] UDP 31KB 31KB [ 46.379423] request_sock_TCP 0KB 3KB [ 46.384796] TCP 31KB 31KB [ 46.390155] hugetlbfs_inode_cache 1KB 7KB [ 46.395858] eventpoll_pwq 9KB 11KB [ 46.401202] eventpoll_epi 17KB 19KB [ 46.406551] inotify_inode_mark 3KB 7KB [ 46.411990] request_queue 31KB 45KB [ 46.417354] blkdev_ioc 24KB 27KB [ 46.422703] bio-0 273KB 273KB [ 46.428050] biovec-(1<<(21-12)) 453KB 453KB [ 46.433575] biovec-64 94KB 102KB [ 46.438953] biovec-16 10KB 11KB [ 46.444312] bio_integrity_payload 0KB 4KB [ 46.450049] khugepaged_mm_slot 1KB 3KB [ 46.455495] uid_cache 1KB 3KB [ 46.460845] dmaengine-unmap-2 0KB 3KB [ 46.466212] audit_buffer 0KB 3KB [ 46.471571] skbuff_fclone_cache 135KB 135KB [ 46.477099] skbuff_head_cache 1740KB 1740KB [ 46.482446] configfs_dir_cache 0KB 4KB [ 46.487905] file_lock_cache 158KB 158KB [ 46.493253] file_lock_ctx 1KB 3KB [ 46.498606] fsnotify_mark_connector 2KB 3KB [ 46.504476] shmem_inode_cache 1038KB 1038KB [ 46.509820] task_delay_info 322KB 343KB [ 46.515173] sigqueue 345KB 350KB [ 46.520521] kernfs_node_cache 2154KB 2157KB [ 46.525867] mnt_cache 15KB 20KB [ 46.531223] filp 8663KB 8805KB [ 46.536569] names_cache 113092KB 113130KB [ 46.541917] avc_node 38KB 43KB [ 46.547272] selinux_file_security 436KB 453KB [ 46.552971] selinux_inode_security 1932KB 1932KB [ 46.558750] key_jar 3KB 7KB [ 46.564101] nsproxy 0KB 3KB [ 46.569455] vm_area_struct 17943KB 17943KB [ 46.574811] mm_struct 4320KB 4320KB [ 46.580169] fs_cache 423KB 428KB [ 46.585523] files_cache 1518KB 1518KB [ 46.590882] signal_cache 2429KB 2429KB [ 46.596236] sighand_cache 242KB 277KB [ 46.601583] task_struct 10332KB 10332KB [ 46.606930] cred_jar 2284KB 2284KB [ 46.612276] anon_vma_chain 7449KB 7449KB [ 46.617623] anon_vma 176KB 315KB [ 46.622985] pid 224KB 248KB [ 46.628334] Acpi-Operand 106KB 166KB [ 46.633686] Acpi-Namespace 19KB 23KB [ 46.639032] numa_policy 0KB 3KB [ 46.644379] debug_objects_cache 492KB 493KB [ 46.649904] trace_event_file 145KB 147KB [ 46.655254] ftrace_event_field 257KB 259KB [ 46.660709] pool_workqueue 22KB 24KB [ 46.666069] page->ptl 2960KB 2960KB [ 46.671439] kmalloc-262144 1032KB 1032KB [ 46.676805] kmalloc-131072 650KB 650KB [ 46.682175] kmalloc-65536 264KB 264KB [ 46.687531] kmalloc-32768 627KB 627KB [ 46.692880] kmalloc-16384 148KB 148KB [ 46.698225] kmalloc-8192 503KB 503KB [ 46.703567] kmalloc-4096 8755KB 8784KB [ 46.708923] kmalloc-2048 3136KB 3136KB [ 46.714269] kmalloc-1024 3535KB 3535KB [ 46.719614] kmalloc-512 2668KB 2928KB [ 46.724969] kmalloc-256 2087KB 2422KB [ 46.730313] kmalloc-128 404KB 523KB [ 46.735657] kmalloc-96 296KB 392KB [ 46.741023] kmalloc-64 704KB 852KB [ 46.746369] kmalloc-32 1878KB 2193KB [ 46.751768] kmalloc-192 193KB 244KB [ 46.757170] kmem_cache 99KB 105KB [ 46.762526] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 46.771161] [ 1773] 0 1773 5385 182 86016 0 -1000 udevd [ 46.779354] [ 3195] 0 3195 2493 574 61440 0 0 dhclient [ 46.787788] [ 3342] 0 3342 14265 174 114688 0 0 rsyslogd [ 46.796228] [ 3397] 0 3397 4725 52 81920 0 0 cron [ 46.804314] [ 3410] 0 3410 3735 44 65536 0 0 mcstransd [ 46.812830] [ 3425] 0 3425 12927 1227 131072 0 0 restorecond [ 46.821527] [ 3443] 0 3443 12490 153 135168 0 -1000 sshd [ 46.829611] [ 3467] 0 3467 3694 41 77824 0 0 getty [ 46.837822] [ 3468] 0 3468 3694 40 77824 0 0 getty [ 46.846003] [ 3469] 0 3469 3694 42 73728 0 0 getty [ 46.854192] [ 3470] 0 3470 3694 39 73728 0 0 getty [ 46.862369] [ 3471] 0 3471 3694 40 73728 0 0 getty [ 46.870544] [ 3472] 0 3472 3694 42 69632 0 0 getty [ 46.878720] [ 3473] 0 3473 3649 39 73728 0 0 getty [ 46.886891] [ 3475] 0 3475 5681 455 86016 0 -1000 udevd [ 46.895065] [ 3476] 0 3476 5681 455 86016 0 -1000 udevd [ 46.903272] [ 3496] 0 3496 17821 198 184320 0 0 sshd [ 46.911362] [ 3498] 0 3498 285 1 32768 0 0 syzkaller452416 [ 46.920417] [ 3499] 0 3499 285 11 32768 0 0 syzkaller452416 [ 46.929458] [ 3500] 0 3500 285 11 32768 0 0 syzkaller452416 [ 46.938494] [ 3501] 0 3501 285 11 32768 0 0 syzkaller452416 [ 46.947535] [ 3502] 0 3502 285 11 32768 0 0 syzkaller452416 [ 46.956576] [ 3503] 0 3503 285 11 32768 0 0 syzkaller452416 [ 46.965632] [ 3504] 0 3504 285 11 32768 0 0 syzkaller452416 [ 46.974723] [ 3505] 0 3505 285 11 32768 0 0 syzkaller452416 [ 46.983762] [ 3506] 0 3506 285 11 32768 0 0 syzkaller452416 [ 46.992823] [ 3507] 0 3507 4380 523 36864 0 0 syzkaller452416 [ 47.001863] [ 3508] 0 3508 4380 523 36864 0 0 syzkaller452416 [ 47.010902] [ 3509] 0 3509 4380 523 36864 0 0 syzkaller452416 [ 47.019935] [ 3510] 0 3510 4380 523 36864 0 0 syzkaller452416 [ 47.028975] [ 3511] 0 3511 4380 523 36864 0 0 syzkaller452416 [ 47.038058] [ 3512] 0 3512 4380 523 36864 0 0 syzkaller452416 [ 47.047097] [ 3513] 0 3513 4380 523 36864 0 0 syzkaller452416 [ 47.056139] [ 3514] 0 3514 4380 523 36864 0 0 syzkaller452416 [ 47.065173] Out of memory: Kill process 3425 (restorecond) score 0 or sacrifice child [ 47.073545] Killed process 3425 (restorecond) total-vm:51708kB, anon-rss:4908kB, file-rss:0kB, shmem-rss:0kB [ 47.092895] syzkaller452416 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 47.224889] syzkaller452416 cpuset=/ mems_allowed=0 [ 47.230214] CPU: 0 PID: 3506 Comm: syzkaller452416 Not tainted 4.15.0-rc5+ #174 [ 47.237644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.246983] Call Trace: [ 47.249565] dump_stack+0x194/0x257 [ 47.253188] ? arch_local_irq_restore+0x53/0x53 [ 47.257849] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 47.263041] dump_header+0x28c/0xe1e [ 47.266755] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 47.271938] ? pagefault_out_of_memory+0x152/0x152 [ 47.276856] ? check_noncircular+0x20/0x20 [ 47.281081] ? print_irqtrace_events+0x270/0x270 [ 47.285830] ? __lock_acquire+0x664/0x3e00 [ 47.290073] ? check_noncircular+0x20/0x20 [ 47.294308] ? find_held_lock+0x35/0x1d0 [ 47.298370] ? check_noncircular+0x20/0x20 [ 47.302593] ? task_will_free_mem+0x252/0xaa0 [ 47.307083] ? print_irqtrace_events+0x270/0x270 [ 47.311840] ? ___ratelimit+0x30d/0x630 [ 47.315847] ? lock_downgrade+0x980/0x980 [ 47.319992] ? lock_release+0xa40/0xa40 [ 47.323963] ? mark_held_locks+0xaf/0x100 [ 47.328100] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 47.333193] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 47.338201] ? trace_hardirqs_on+0xd/0x10 [ 47.342341] ? ___ratelimit+0x95/0x630 [ 47.346217] ? idr_get_free_cmn+0xfd0/0xfd0 [ 47.350528] ? check_noncircular+0x20/0x20 [ 47.354746] ? find_held_lock+0x138/0x1d0 [ 47.358893] oom_kill_process+0x8b5/0x14a0 [ 47.363120] ? has_ns_capability_noaudit+0x163/0x2a0 [ 47.368213] ? lock_downgrade+0x980/0x980 [ 47.372358] ? oom_evaluate_task+0x480/0x480 [ 47.376773] ? security_capable_noaudit+0x8b/0xc0 [ 47.381612] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 47.386704] ? has_capability+0x30/0x30 [ 47.390665] ? do_raw_spin_trylock+0x190/0x190 [ 47.395238] ? check_noncircular+0x20/0x20 [ 47.399471] ? has_capability_noaudit+0x24/0x30 [ 47.404129] ? oom_badness+0xd1/0x980 [ 47.407912] ? lock_release+0xa40/0xa40 [ 47.411870] ? do_try_to_free_pages+0xc53/0x1020 [ 47.416618] ? find_lock_task_mm+0x460/0x460 [ 47.421020] ? find_held_lock+0x35/0x1d0 [ 47.425079] ? out_of_memory+0xb3a/0x1220 [ 47.429400] ? lock_downgrade+0x980/0x980 [ 47.433540] ? lock_release+0xa40/0xa40 [ 47.437496] ? lock_acquire+0x1d5/0x580 [ 47.441459] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 47.446384] ? oom_evaluate_task+0x284/0x480 [ 47.450793] out_of_memory+0x86d/0x1220 [ 47.454758] ? print_irqtrace_events+0x190/0x270 [ 47.459511] ? oom_killer_disable+0x310/0x310 [ 47.463989] ? mutex_trylock+0x23a/0x2d0 [ 47.468040] ? __lock_is_held+0xb6/0x140 [ 47.472085] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 47.477539] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 47.482383] ? trace_hardirqs_on+0xd/0x10 [ 47.486552] ? warn_alloc+0x2b0/0x2b0 [ 47.490338] ? lock_downgrade+0x980/0x980 [ 47.494487] ? radix_tree_lookup_slot+0x99/0xe0 [ 47.499166] ? find_get_entry+0x53c/0x9e0 [ 47.503337] ? __lock_acquire+0x664/0x3e00 [ 47.507584] ? __lock_is_held+0xb6/0x140 [ 47.511656] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 47.517545] ? __might_sleep+0x95/0x190 [ 47.521522] __alloc_pages_nodemask+0x9fb/0xd80 [ 47.526189] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 47.531197] ? add_to_page_cache_lru+0x510/0x510 [ 47.535951] ? check_noncircular+0x20/0x20 [ 47.540173] ? check_noncircular+0x20/0x20 [ 47.544407] ? radix_tree_next_chunk+0x5e8/0xdf0 [ 47.549186] alloc_pages_current+0xb6/0x1e0 [ 47.553509] __page_cache_alloc+0x334/0x500 [ 47.557819] ? rcu_read_lock_held+0xa9/0xc0 [ 47.562135] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 47.569508] filemap_fault+0xefc/0x1c20 [ 47.573473] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 47.578672] ? __lock_page_or_retry+0x4f0/0x4f0 [ 47.583343] ? filemap_map_pages+0x942/0x15d0 [ 47.587847] ? find_get_entries_tag+0xeb0/0xeb0 [ 47.592509] ? check_noncircular+0x20/0x20 [ 47.596735] ? check_noncircular+0x20/0x20 [ 47.600952] ? find_held_lock+0x35/0x1d0 [ 47.605008] ? print_irqtrace_events+0x270/0x270 [ 47.609756] ? print_irqtrace_events+0x270/0x270 [ 47.614498] ? print_irqtrace_events+0x270/0x270 [ 47.619241] ? lock_downgrade+0x980/0x980 [ 47.623401] ? lock_acquire+0x1d5/0x580 [ 47.627360] ? lock_acquire+0x1d5/0x580 [ 47.631332] ? ext4_filemap_fault+0x7a/0xad [ 47.635646] ? __lock_acquire+0x664/0x3e00 [ 47.639870] ? lock_release+0xa40/0xa40 [ 47.643830] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 47.649709] ? rcu_note_context_switch+0x710/0x710 [ 47.654634] ? __might_sleep+0x95/0x190 [ 47.658602] ? down_read+0x96/0x150 [ 47.662226] ? ext4_filemap_fault+0x7a/0xad [ 47.666536] ? __down_interruptible+0x6b0/0x6b0 [ 47.671220] ext4_filemap_fault+0x82/0xad [ 47.675357] __do_fault+0xeb/0x30f [ 47.678895] ? pte_offset_kernel+0xc7/0xc7 [ 47.683122] ? do_raw_spin_trylock+0x190/0x190 [ 47.687700] ? check_noncircular+0x20/0x20 [ 47.691933] __handle_mm_fault+0x1d8f/0x3ce0 [ 47.696335] ? __pmd_alloc+0x4e0/0x4e0 [ 47.700222] ? find_held_lock+0x35/0x1d0 [ 47.704284] ? handle_mm_fault+0x248/0x8d0 [ 47.708507] ? lock_downgrade+0x980/0x980 [ 47.712683] handle_mm_fault+0x334/0x8d0 [ 47.716729] ? down_read_trylock+0xdb/0x170 [ 47.721035] ? __do_page_fault+0x32d/0xc90 [ 47.725259] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 47.729823] ? vmacache_find+0x5f/0x280 [ 47.733790] ? find_vma+0x30/0x150 [ 47.737324] __do_page_fault+0x5c9/0xc90 [ 47.741368] ? kernel_wait4+0x26e/0x370 [ 47.745345] ? mm_fault_error+0x2c0/0x2c0 [ 47.749497] do_page_fault+0xee/0x720 [ 47.753284] ? nanosleep_copyout+0x100/0x100 [ 47.757680] ? __do_page_fault+0xc90/0xc90 [ 47.761899] ? enqueue_hrtimer+0x4a0/0x4a0 [ 47.766141] ? retint_user+0x18/0x18 [ 47.769843] ? page_fault+0x36/0x60 [ 47.773460] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.778293] ? page_fault+0x36/0x60 [ 47.781907] page_fault+0x4c/0x60 [ 47.785341] RIP: 0033:0x400f11 [ 47.788513] RSP: 002b:00007fff9e50c530 EFLAGS: 00010206 [ 47.793859] RAX: 0000000000000000 RBX: 0000000000000db3 RCX: 000000000043f240 [ 47.801111] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff9e50c510 [ 47.808374] RBP: 000000000000ab52 R08: 0000000000000db2 R09: 000000000187e880 [ 47.815629] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000db3 [ 47.822885] R13: 0000000000401eb0 R14: 0000000000000000 R15: 0000000000000000 [ 47.830345] Mem-Info: [ 47.862775] active_anon:6710 inactive_anon:61 isolated_anon:0 [ 47.862775] active_file:13 inactive_file:0 isolated_file:1 [ 47.862775] unevictable:0 dirty:0 writeback:0 unstable:0 [ 47.862775] slab_reclaimable:7215 slab_unreclaimable:83052 [ 47.862775] mapped:2 shmem:68 pagetables:346 bounce:0 [ 47.862775] free:24237 free_pcp:0 free_cma:0 [ 47.894700] Node 0 active_anon:26840kB inactive_anon:244kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):4kB 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 [ 47.921424] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB 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 [ 47.947686] lowmem_reserve[]: 0 2874 6386 6386 [ 47.952290] Node 0 DMA32 free:44104kB min:30348kB low:37932kB high:45516kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2946452kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 47.979646] lowmem_reserve[]: 0 0 3511 3511 [ 47.984000] Node 0 Normal free:37104kB min:37068kB low:46332kB high:55596kB active_anon:26840kB inactive_anon:244kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3596136kB mlocked:0kB kernel_stack:3328kB pagetables:1384kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 48.012484] lowmem_reserve[]: 0 0 0 0 [ 48.016281] 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 [ 48.029888] Node 0 DMA32: 4*4kB (UM) 3*8kB (M) 4*16kB (UM) 3*32kB (UM) 4*64kB (M) 5*128kB (UM) 4*256kB (M) 4*512kB (UM) 3*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 44104kB [ 48.045206] Node 0 Normal: 572*4kB (UMEH) 462*8kB (UMH) 321*16kB (UMH) 180*32kB (UMH) 96*64kB (UMH) 23*128kB (UM) 32*256kB (UMH) 6*512kB (UMH) 0*1024kB 0*2048kB 0*4096kB = 37232kB [ 48.061406] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 48.069977] 93 total pagecache pages [ 48.073683] 0 pages in swap cache [ 48.077119] Swap cache stats: add 0, delete 0, find 0/0 [ 48.082472] Free swap = 0kB [ 48.085478] Total swap = 0kB [ 48.088604] 1965979 pages RAM [ 48.092196] 0 pages HighMem/MovableOnly [ 48.096207] 326355 pages reserved [ 48.099694] Unreclaimable slab info: [ 48.103453] Name Used Total [ 48.108994] hashtab_node 118KB 119KB [ 48.114342] ebitmap_node 389KB 393KB [ 48.119696] avtab_node 1012KB 1017KB [ 48.125043] TIPC 1KB 7KB [ 48.130409] SCTPv6 2KB 4KB [ 48.135756] DCCPv6 2KB 7KB [ 48.141105] DCCP 2KB 6KB [ 48.146466] fib6_nodes 0KB 4KB [ 48.151821] ip6_dst_cache 6KB 11KB [ 48.157180] RAWv6 9KB 13KB [ 48.162532] UDPv6 12KB 14KB [ 48.167881] TCPv6 2KB 5KB [ 48.173240] sd_ext_cdb 0KB 3KB [ 48.178620] scsi_sense_cache 77KB 132KB [ 48.183983] virtio_scsi_cmd 16KB 16KB [ 48.189332] sgpool-128 8KB 8KB [ 48.194881] sgpool-64 4KB 6KB [ 48.200247] sgpool-32 60KB 63KB [ 48.205600] sgpool-16 28KB 30KB [ 48.210947] sgpool-8 165KB 165KB [ 48.216906] cfq_io_cq 15KB 15KB [ 48.222253] cfq_queue 27KB 27KB [ 48.227598] mqueue_inode_cache 1KB 7KB [ 48.233047] nfs_commit_data 3KB 7KB [ 48.238394] nfs_write_data 34KB 37KB [ 48.243743] jbd2_inode 1KB 3KB [ 48.249091] ext4_system_zone 0KB 3KB [ 48.254451] bio-1 1KB 3KB [ 48.259857] rpc_buffers 17KB 19KB [ 48.265212] rpc_tasks 2KB 3KB [ 48.270564] UNIX 773KB 777KB [ 48.275920] tcp_bind_bucket 0KB 4KB [ 48.281274] ip_fib_trie 0KB 3KB [ 48.286638] ip_fib_alias 0KB 3KB [ 48.291990] ip_dst_cache 3KB 8KB [ 48.297364] RAW 5KB 7KB [ 48.302723] UDP 29KB 31KB [ 48.308078] request_sock_TCP 0KB 3KB [ 48.313448] TCP 28KB 31KB [ 48.318801] hugetlbfs_inode_cache 1KB 7KB [ 48.324497] eventpoll_pwq 9KB 11KB [ 48.329857] eventpoll_epi 17KB 19KB [ 48.335207] inotify_inode_mark 3KB 7KB [ 48.340644] request_queue 31KB 45KB [ 48.345998] blkdev_ioc 24KB 27KB [ 48.351347] bio-0 277KB 277KB [ 48.356699] biovec-(1<<(21-12)) 453KB 453KB [ 48.362223] biovec-64 94KB 102KB [ 48.367569] biovec-16 10KB 11KB [ 48.372921] bio_integrity_payload 0KB 4KB [ 48.378620] khugepaged_mm_slot 1KB 3KB [ 48.384082] uid_cache 1KB 3KB [ 48.389443] dmaengine-unmap-2 0KB 3KB [ 48.394806] audit_buffer 0KB 3KB [ 48.400168] skbuff_fclone_cache 131KB 135KB [ 48.405701] skbuff_head_cache 1738KB 1740KB [ 48.411054] configfs_dir_cache 0KB 4KB [ 48.416492] file_lock_cache 158KB 158KB [ 48.421842] file_lock_ctx 1KB 3KB [ 48.427192] fsnotify_mark_connector 2KB 3KB [ 48.433060] shmem_inode_cache 1037KB 1038KB [ 48.438409] task_delay_info 313KB 343KB [ 48.443755] sigqueue 350KB 350KB [ 48.449101] kernfs_node_cache 2154KB 2157KB [ 48.454447] mnt_cache 15KB 20KB [ 48.459798] filp 8650KB 8797KB [ 48.465153] names_cache 113084KB 113122KB [ 48.470502] avc_node 38KB 43KB [ 48.475854] selinux_file_security 434KB 453KB [ 48.481551] selinux_inode_security 1927KB 1932KB [ 48.487335] key_jar 3KB 7KB [ 48.492690] nsproxy 0KB 3KB [ 48.498045] vm_area_struct 17940KB 17943KB [ 48.503392] mm_struct 4314KB 4320KB [ 48.508748] fs_cache 411KB 428KB [ 48.514109] files_cache 1515KB 1518KB [ 48.519456] signal_cache 2423KB 2429KB [ 48.524808] sighand_cache 238KB 277KB [ 48.530156] task_struct 10326KB 10332KB [ 48.535521] cred_jar 2281KB 2284KB [ 48.540866] anon_vma_chain 7445KB 7449KB [ 48.546220] anon_vma 165KB 311KB [ 48.551571] pid 218KB 248KB [ 48.556919] Acpi-Operand 106KB 166KB [ 48.562273] Acpi-Namespace 19KB 23KB [ 48.567623] numa_policy 0KB 3KB [ 48.572976] debug_objects_cache 490KB 493KB [ 48.578508] trace_event_file 145KB 147KB [ 48.583855] ftrace_event_field 257KB 259KB [ 48.589298] pool_workqueue 22KB 24KB [ 48.594662] page->ptl 2958KB 2960KB [ 48.600038] kmalloc-262144 1032KB 1032KB [ 48.605385] kmalloc-131072 650KB 650KB [ 48.610750] kmalloc-65536 264KB 264KB [ 48.616119] kmalloc-32768 627KB 627KB [ 48.621479] kmalloc-16384 148KB 148KB [ 48.626839] kmalloc-8192 503KB 503KB [ 48.632190] kmalloc-4096 8738KB 8776KB [ 48.637535] kmalloc-2048 3132KB 3136KB [ 48.642884] kmalloc-1024 3534KB 3535KB [ 48.648231] kmalloc-512 2660KB 2928KB [ 48.653578] kmalloc-256 2080KB 2418KB [ 48.658932] kmalloc-128 398KB 523KB [ 48.664281] kmalloc-96 293KB 392KB [ 48.669646] kmalloc-64 704KB 852KB [ 48.675028] kmalloc-32 1875KB 2193KB [ 48.680454] kmalloc-192 193KB 244KB [ 48.685808] kmem_cache 99KB 105KB [ 48.691159] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 48.699772] [ 1773] 0 1773 5385 182 86016 0 -1000 udevd [ 48.707936] [ 3195] 0 3195 2493 574 61440 0 0 dhclient [ 48.716336] [ 3342] 0 3342 14265 174 114688 0 0 rsyslogd [ 48.724736] [ 3397] 0 3397 4725 52 81920 0 0 cron [ 48.732782] [ 3410] 0 3410 3735 44 65536 0 0 mcstransd [ 48.741286] [ 3443] 0 3443 12490 153 135168 0 -1000 sshd [ 48.749338] [ 3467] 0 3467 3694 41 77824 0 0 getty [ 48.757480] [ 3468] 0 3468 3694 40 77824 0 0 getty [ 48.765628] [ 3469] 0 3469 3694 42 73728 0 0 getty [ 48.773809] [ 3470] 0 3470 3694 39 73728 0 0 getty [ 48.781954] [ 3471] 0 3471 3694 40 73728 0 0 getty [ 48.790105] [ 3472] 0 3472 3694 42 69632 0 0 getty [ 48.798252] [ 3473] 0 3473 3649 39 73728 0 0 getty [ 48.806413] [ 3475] 0 3475 5681 455 86016 0 -1000 udevd [ 48.814566] [ 3476] 0 3476 5681 455 86016 0 -1000 udevd [ 48.822718] [ 3496] 0 3496 17821 198 184320 0 0 sshd [ 48.830802] [ 3498] 0 3498 285 1 32768 0 0 syzkaller452416 [ 48.839815] [ 3499] 0 3499 285 11 32768 0 0 syzkaller452416 [ 48.848839] [ 3500] 0 3500 285 11 32768 0 0 syzkaller452416 [ 48.857850] [ 3501] 0 3501 285 11 32768 0 0 syzkaller452416 [ 48.866866] [ 3502] 0 3502 285 11 32768 0 0 syzkaller452416 [ 48.875882] [ 3503] 0 3503 285 11 32768 0 0 syzkaller452416 [ 48.884904] [ 3504] 0 3504 285 11 32768 0 0 syzkaller452416 [ 48.893922] [ 3505] 0 3505 285 11 32768 0 0 syzkaller452416 [ 48.902952] [ 3506] 0 3506 285 11 32768 0 0 syzkaller452416 [ 48.911979] [ 3507] 0 3507 4380 523 36864 0 0 syzkaller452416 [ 48.920998] [ 3508] 0 3508 4380 523 36864 0 0 syzkaller452416 [ 48.930040] [ 3509] 0 3509 4380 523 36864 0 0 syzkaller452416 [ 48.939060] [ 3510] 0 3510 4380 523 36864 0 0 syzkaller452416 [ 48.948069] [ 3511] 0 3511 4380 523 36864 0 0 syzkaller452416 [ 48.957079] [ 3512] 0 3512 4380 523 36864 0 0 syzkaller452416 [ 48.966092] [ 3513] 0 3513 4380 523 36864 0 0 syzkaller452416 [ 48.975105] [ 3514] 0 3514 4380 523 36864 0 0 syzkaller452416 [ 48.984135] Out of memory: Kill process 3195 (dhclient) score 0 or sacrifice child [ 48.992250] Killed process 3195 (dhclient) total-vm:9972kB, anon-rss:2296kB, file-rss:4kB, shmem-rss:0kB [ 49.005522] syzkaller452416 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 49.020076] syzkaller452416 cpuset=/ mems_allowed=0 [ 49.025134] CPU: 1 PID: 3514 Comm: syzkaller452416 Not tainted 4.15.0-rc5+ #174 [ 49.032576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.041921] Call Trace: [ 49.044485] dump_stack+0x194/0x257 [ 49.048089] ? arch_local_irq_restore+0x53/0x53 [ 49.052738] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.057903] dump_header+0x28c/0xe1e [ 49.061601] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 49.066757] ? print_irqtrace_events+0x270/0x270 [ 49.071485] ? pagefault_out_of_memory+0x152/0x152 [ 49.076387] ? check_noncircular+0x20/0x20 [ 49.080599] ? print_irqtrace_events+0x270/0x270 [ 49.085330] ? __lock_acquire+0x664/0x3e00 [ 49.089534] ? check_noncircular+0x20/0x20 [ 49.093749] ? find_held_lock+0x35/0x1d0 [ 49.097791] ? check_noncircular+0x20/0x20 [ 49.101994] ? task_will_free_mem+0x252/0xaa0 [ 49.106465] ? print_irqtrace_events+0x270/0x270 [ 49.111201] ? ___ratelimit+0x30d/0x630 [ 49.115146] ? lock_downgrade+0x980/0x980 [ 49.119262] ? lock_release+0xa40/0xa40 [ 49.123208] ? mark_held_locks+0xaf/0x100 [ 49.127337] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 49.132415] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.137404] ? trace_hardirqs_on+0xd/0x10 [ 49.141528] ? ___ratelimit+0x95/0x630 [ 49.145385] ? idr_get_free_cmn+0xfd0/0xfd0 [ 49.149681] ? check_noncircular+0x20/0x20 [ 49.153881] ? find_held_lock+0x138/0x1d0 [ 49.158007] oom_kill_process+0x8b5/0x14a0 [ 49.162221] ? has_ns_capability_noaudit+0x163/0x2a0 [ 49.167291] ? lock_downgrade+0x980/0x980 [ 49.171410] ? oom_evaluate_task+0x480/0x480 [ 49.175797] ? security_capable_noaudit+0x8b/0xc0 [ 49.180611] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 49.185681] ? has_capability+0x30/0x30 [ 49.189631] ? do_raw_spin_trylock+0x190/0x190 [ 49.194181] ? check_noncircular+0x20/0x20 [ 49.198390] ? has_capability_noaudit+0x24/0x30 [ 49.203030] ? oom_badness+0xd1/0x980 [ 49.206804] ? lock_release+0xa40/0xa40 [ 49.210743] ? do_try_to_free_pages+0xc53/0x1020 [ 49.215468] ? find_lock_task_mm+0x460/0x460 [ 49.219849] ? find_held_lock+0x35/0x1d0 [ 49.223892] ? out_of_memory+0xb3a/0x1220 [ 49.228021] ? lock_downgrade+0x980/0x980 [ 49.232146] ? lock_release+0xa40/0xa40 [ 49.236089] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 49.240993] ? oom_evaluate_task+0x284/0x480 [ 49.245380] out_of_memory+0x86d/0x1220 [ 49.249335] ? oom_killer_disable+0x310/0x310 [ 49.253797] ? mutex_trylock+0x23a/0x2d0 [ 49.257828] ? __lock_is_held+0xb6/0x140 [ 49.261856] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 49.267285] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 49.272124] ? warn_alloc+0x2b0/0x2b0 [ 49.275907] ? check_noncircular+0x20/0x20 [ 49.280111] ? switched_to_fair+0xb0/0xb0 [ 49.284230] ? __enqueue_entity+0x109/0x1e0 [ 49.288546] ? print_irqtrace_events+0x270/0x270 [ 49.293274] ? finish_task_switch+0x1d3/0x740 [ 49.297747] ? __lock_is_held+0xb6/0x140 [ 49.301791] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 49.307651] ? __might_sleep+0x95/0x190 [ 49.311597] __alloc_pages_nodemask+0x9fb/0xd80 [ 49.316245] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 49.321236] ? __sched_text_start+0x8/0x8 [ 49.325352] ? mark_held_locks+0xaf/0x100 [ 49.329469] ? retint_kernel+0x10/0x10 [ 49.333332] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.338325] ? __lock_is_held+0xb6/0x140 [ 49.342371] ? rcu_note_context_switch+0x710/0x710 [ 49.347275] alloc_pages_current+0xb6/0x1e0 [ 49.351574] __vmalloc_node_range+0x409/0x650 [ 49.356049] ? xt_alloc_table_info+0x64/0xe0 [ 49.360425] __vmalloc_node_flags_caller+0x50/0x60 [ 49.365329] ? xt_alloc_table_info+0x64/0xe0 [ 49.369706] kvmalloc_node+0x82/0xd0 [ 49.373390] xt_alloc_table_info+0x64/0xe0 [ 49.377595] do_ipt_set_ctl+0x29b/0x5f0 [ 49.381553] ? translate_compat_table+0x1b90/0x1b90 [ 49.386548] ? mutex_unlock+0xd/0x10 [ 49.390229] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 49.395476] nf_setsockopt+0x67/0xc0 [ 49.399161] ip_setsockopt+0xa1/0xb0 [ 49.402845] tcp_setsockopt+0x82/0xd0 [ 49.406619] sock_common_setsockopt+0x95/0xd0 [ 49.411092] SyS_setsockopt+0x189/0x360 [ 49.415040] ? SyS_recv+0x40/0x40 [ 49.418463] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 49.423276] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 49.428261] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 49.432996] entry_SYSCALL_64_fastpath+0x23/0x9a [ 49.437722] RIP: 0033:0x440a29 [ 49.440877] RSP: 002b:00007fff9e50c518 EFLAGS: 00000286 ORIG_RAX: 0000000000000036 [ 49.448557] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000440a29 [ 49.455795] RDX: 0010000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 49.463035] RBP: 00000000006cb018 R08: 0000000000000004 R09: 0000000000000000 [ 49.470276] R10: 0000000020000ffc R11: 0000000000000286 R12: 0000000000000000 [ 49.477514] R13: 0000000000401eb0 R14: 0000000000000000 R15: 0000000000000000 [ 49.484843] Mem-Info: [ 49.487279] active_anon:6160 inactive_anon:61 isolated_anon:0 [ 49.487279] active_file:12 inactive_file:1 isolated_file:0 [ 49.487279] unevictable:0 dirty:0 writeback:0 unstable:0 [ 49.487279] slab_reclaimable:7215 slab_unreclaimable:83040 [ 49.487279] mapped:2 shmem:68 pagetables:346 bounce:0 [ 49.487279] free:24204 free_pcp:0 free_cma:0 [ 49.519153] Node 0 active_anon:24640kB inactive_anon:244kB active_file:48kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:272kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 16384kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 49.545884] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.572034] lowmem_reserve[]: 0 2874 6386 6386 [ 49.576662] Node 0 DMA32 free:44104kB min:30348kB low:37932kB high:45516kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2946452kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.603843] lowmem_reserve[]: 0 0 3511 3511 [ 49.608194] Node 0 Normal free:36804kB min:37068kB low:46332kB high:55596kB active_anon:24640kB inactive_anon:244kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3596136kB mlocked:0kB kernel_stack:3296kB pagetables:1384kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 49.636690] lowmem_reserve[]: 0 0 0 0 [ 49.640520] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 49.656506] Node 0 DMA32: 4*4kB (UM) 3*8kB (M) 4*16kB (UM) 3*32kB (UM) 4*64kB (M) 5*128kB (UM) 4*256kB (M) 4*512kB (UM) 3*1024kB (UM) 2*2048kB (M) 8*4096kB (M) = 44104kB [ 49.671923] Node 0 Normal: 503*4kB (UMH) 406*8kB (UMEH) 289*16kB (UMEH) 185*32kB (UMH) 97*64kB (UMH) 35*128kB (UM) 32*256kB (UMH) 5*512kB (UMH) 0*1024kB 0*2048kB 0*4096kB = 37244kB [ 49.688236] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 49.696837] 105 total pagecache pages [ 49.700657] 0 pages in swap cache [ 49.704119] Swap cache stats: add 0, delete 0, find 0/0 [ 49.709490] Free swap = 0kB [ 49.712515] Total swap = 0kB [ 49.715542] 1965979 pages RAM [ 49.718651] 0 pages HighMem/MovableOnly [ 49.722628] 326355 pages reserved [ 49.726089] Unreclaimable slab info: [ 49.729808] Name Used Total [ 49.735358] hashtab_node 118KB 119KB [ 49.740744] ebitmap_node 389KB 393KB [ 49.746137] avtab_node 1012KB 1017KB [ 49.751519] TIPC 1KB 7KB [ 49.756900] SCTPv6 2KB 4KB [ 49.762338] DCCPv6 2KB 7KB [ 49.767800] DCCP 2KB 6KB [ 49.777860] fib6_nodes 0KB 4KB [ 49.793774] ip6_dst_cache 6KB 11KB [ 49.799869] RAWv6 9KB 13KB [ 49.808316] UDPv6 12KB 14KB [ 49.813695] TCPv6 2KB 5KB [ 49.819052] sd_ext_cdb 0KB 3KB [ 49.824412] scsi_sense_cache 77KB 132KB [ 49.829757] virtio_scsi_cmd 16KB 16KB [ 49.835110] sgpool-128 8KB 8KB [ 49.840461] sgpool-64 4KB 6KB [ 49.845807] sgpool-32 60KB 63KB [ 49.851153] sgpool-16 28KB 30KB [ 49.856516] sgpool-8 165KB 165KB [ 49.861863] cfq_io_cq 19KB 19KB [ 49.867209] cfq_queue 27KB 27KB [ 49.872553] mqueue_inode_cache 1KB 7KB [ 49.877986] nfs_commit_data 3KB 7KB [ 49.883336] nfs_write_data 34KB 37KB [ 49.888688] jbd2_inode 1KB 3KB [ 49.894034] ext4_system_zone 0KB 3KB [ 49.899386] bio-1 1KB 3KB [ 49.904914] rpc_buffers 17KB 19KB [ 49.910926] rpc_tasks 2KB 3KB [ 49.970751] UNIX 773KB 777KB [ 49.980731] tcp_bind_bucket 0KB 4KB [ 49.986954] ip_fib_trie 0KB 3KB [ 50.038464] ip_fib_alias 0KB 3KB [ 50.047646] ip_dst_cache 3KB 8KB [ 50.093004] RAW 5KB 7KB [ 50.100777] UDP 29KB 31KB [ 50.109048] request_sock_TCP 0KB 3KB [ 50.116582] TCP 28KB 31KB [ 50.125771] hugetlbfs_inode_cache 1KB 7KB [ 50.133669] eventpoll_pwq 9KB 11KB [ 50.141971] eventpoll_epi 17KB 19KB [ 50.153747] inotify_inode_mark 3KB 7KB [ 50.159251] request_queue 31KB 45KB [ 50.164620] blkdev_ioc 24KB 27KB [ 50.169979] bio-0 281KB 281KB [ 50.175339] biovec-(1<<(21-12)) 453KB 453KB [ 50.180882] biovec-64 102KB 102KB [ 50.186264] biovec-16 10KB 11KB [ 50.191631] bio_integrity_payload 0KB 4KB [ 50.197336] khugepaged_mm_slot 1KB 3KB [ 50.202783] uid_cache 1KB 3KB [ 50.208142] dmaengine-unmap-2 0KB 3KB [ 50.213511] audit_buffer 0KB 3KB [ 50.218870] skbuff_fclone_cache 131KB 135KB [ 50.224405] skbuff_head_cache 1738KB 1740KB [ 50.229773] configfs_dir_cache 0KB 4KB [ 50.235245] file_lock_cache 158KB 158KB [ 50.240608] file_lock_ctx 1KB 3KB [ 50.245971] fsnotify_mark_connector 2KB 3KB [ 50.251868] shmem_inode_cache 1037KB 1038KB [ 50.257934] task_delay_info 313KB 343KB [ 50.265007] sigqueue 350KB 350KB [ 50.271894] kernfs_node_cache 2154KB 2157KB [ 50.278716] mnt_cache 15KB 20KB [ 50.285588] filp 8599KB 8756KB [ 50.292436] names_cache 112489KB 112527KB [ 50.299301] avc_node 38KB 43KB [ 50.306152] selinux_file_security 434KB 453KB [ 50.313409] selinux_inode_security 1927KB 1932KB [ 50.320673] key_jar 3KB 7KB [ 50.327490] nsproxy 0KB 3KB [ 50.334346] vm_area_struct 17940KB 17943KB [ 50.341200] mm_struct 4314KB 4320KB [ 50.348059] fs_cache 411KB 428KB [ 50.354885] files_cache 1515KB 1518KB [ 50.361702] signal_cache 2423KB 2429KB [ 50.368548] sighand_cache 238KB 277KB [ 50.375363] task_struct 10326KB 10332KB [ 50.382256] cred_jar 2281KB 2284KB [ 50.394969] anon_vma_chain 7445KB 7449KB [ 50.401862] anon_vma 165KB 311KB [ 50.408598] pid 218KB 248KB [ 50.415338] Acpi-Operand 106KB 166KB [ 50.422159] Acpi-Namespace 19KB 23KB [ 50.429091] numa_policy 0KB 3KB [ 50.435868] debug_objects_cache 490KB 493KB [ 50.442894] trace_event_file 145KB 147KB [ 50.449696] ftrace_event_field 257KB 259KB [ 50.458764] pool_workqueue 22KB 24KB [ 50.466810] page->ptl 2958KB 2960KB [ 50.475797] kmalloc-262144 1032KB 1032KB [ 50.484785] kmalloc-131072 650KB 650KB [ 50.493781] kmalloc-65536 264KB 264KB [ 50.502005] kmalloc-32768 627KB 627KB [ 50.509640] kmalloc-16384 148KB 148KB [ 50.518551] kmalloc-8192 503KB 503KB [ 50.523936] kmalloc-4096 8449KB 8487KB [ 50.529323] kmalloc-2048 3132KB 3136KB [ 50.534671] kmalloc-1024 3535KB 3535KB [ 50.540024] kmalloc-512 2660KB 2928KB [ 50.545369] kmalloc-256 2071KB 2411KB [ 50.550714] kmalloc-128 398KB 523KB [ 50.556060] kmalloc-96 293KB 392KB [ 50.561404] kmalloc-64 704KB 852KB [ 50.566749] kmalloc-32 1875KB 2193KB [ 50.572096] kmalloc-192 193KB 244KB [ 50.577444] kmem_cache 99KB 105KB [ 50.582803] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 50.591384] [ 1773] 0 1773 5385 182 86016 0 -1000 udevd [ 50.599516] [ 3342] 0 3342 14265 174 114688 0 0 rsyslogd [ 50.607914] [ 3397] 0 3397 4725 52 81920 0 0 cron [ 50.615960] [ 3410] 0 3410 3735 44 65536 0 0 mcstransd [ 50.624535] [ 3443] 0 3443 12490 153 135168 0 -1000 sshd [ 50.632597] [ 3467] 0 3467 3694 41 77824 0 0 getty [ 50.640730] [ 3468] 0 3468 3694 40 77824 0 0 getty [ 50.648857] [ 3469] 0 3469 3694 42 73728 0 0 getty [ 50.656985] [ 3470] 0 3470 3694 39 73728 0 0 getty [ 50.665117] [ 3471] 0 3471 3694 40 73728 0 0 getty [ 50.673256] [ 3472] 0 3472 3694 42 69632 0 0 getty [ 50.681390] [ 3473] 0 3473 3649 39 73728 0 0 getty [ 50.689520] [ 3475] 0 3475 5681 455 86016 0 -1000 udevd [ 50.697647] [ 3476] 0 3476 5681 455 86016 0 -1000 udevd [ 50.705784] [ 3496] 0 3496 17821 198 184320 0 0 sshd [ 50.713835] [ 3498] 0 3498 285 1 32768 0 0 syzkaller452416 [ 50.722852] [ 3499] 0 3499 285 11 32768 0 0 syzkaller452416 [ 50.731876] [ 3500] 0 3500 285 11 32768 0 0 syzkaller452416 [ 50.740908] [ 3501] 0 3501 285 11 32768 0 0 syzkaller452416 [ 50.749920] [ 3502] 0 3502 285 11 32768 0 0 syzkaller452416 [ 50.758935] [ 3503] 0 3503 285 11 32768 0 0 syzkaller452416 [ 50.767949] [ 3504] 0 3504 285 11 32768 0 0 syzkaller452416 [ 50.777076] [ 3505] 0 3505 285 11 32768 0 0 syzkaller452416 [ 50.786085] [ 3506] 0 3506 285 11 32768 0 0 syzkaller452416 [ 50.795094] [ 3507] 0 3507 4380 523 36864 0 0 syzkaller452416 [ 50.804106] [ 3508] 0 3508 4380 523 36864 0 0 syzkaller452416 [ 50.813120] [ 3509] 0 3509 4380 523 36864 0 0 syzkaller452416 [ 50.822131] [ 3510] 0 3510 4380 523 36864 0 0 syzkaller452416 [ 50.831143] [ 3511] 0 3511 4380 523 36864 0 0 syzkaller452416 [ 50.840167] [ 3512] 0 3512 4380 523 36864 0 0 syzkaller452416 [ 50.849193] [ 3513] 0 3513 4380 523 36864 0 0 syzkaller452416 [ 50.858214] [ 3514] 0 3514 4380 523 36864 0 0 syzkaller452416 [ 50.867220] Out of memory: Kill process 3507 (syzkaller452416) score 0 or sacrifice child [ 50.875584] Killed process 3507 (syzkaller452416) total-vm:17520kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 50.888783] oom_reaper: reaped process 3507 (syzkaller452416), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 50.899276] syzkaller452416 invoked oom-killer: gfp_mask=0x14002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=(null), order=0, oom_score_adj=0 [ 50.912720] syzkaller452416 cpuset=/ mems_allowed=0 [ 50.917736] CPU: 0 PID: 3514 Comm: syzkaller452416 Not tainted 4.15.0-rc5+ #174 [ 50.925149] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 50.934473] Call Trace: [ 50.937035] dump_stack+0x194/0x257 [ 50.940638] ? arch_local_irq_restore+0x53/0x53 [ 50.945278] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.950471] dump_header+0x28c/0xe1e [ 50.954163] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 50.959316] ? print_irqtrace_events+0x270/0x270 [ 50.964041] ? pagefault_out_of_memory+0x152/0x152 [ 50.968940] ? check_noncircular+0x20/0x20 [ 50.973146] ? print_irqtrace_events+0x270/0x270 [ 50.977872] ? __lock_acquire+0x664/0x3e00 [ 50.982077] ? check_noncircular+0x20/0x20 [ 50.986283] ? find_held_lock+0x35/0x1d0 [ 50.990323] ? check_noncircular+0x20/0x20 [ 50.994522] ? task_will_free_mem+0x252/0xaa0 [ 50.998988] ? print_irqtrace_events+0x270/0x270 [ 51.003717] ? ___ratelimit+0x30d/0x630 [ 51.007673] ? lock_downgrade+0x980/0x980 [ 51.011797] ? lock_release+0xa40/0xa40 [ 51.015741] ? mark_held_locks+0xaf/0x100 [ 51.019857] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 51.024928] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.029912] ? trace_hardirqs_on+0xd/0x10 [ 51.034029] ? ___ratelimit+0x95/0x630 [ 51.037884] ? idr_get_free_cmn+0xfd0/0xfd0 [ 51.042176] ? check_noncircular+0x20/0x20 [ 51.046376] ? find_held_lock+0x138/0x1d0 [ 51.050504] oom_kill_process+0x8b5/0x14a0 [ 51.054715] ? has_ns_capability_noaudit+0x163/0x2a0 [ 51.059786] ? lock_downgrade+0x980/0x980 [ 51.063912] ? oom_evaluate_task+0x480/0x480 [ 51.068301] ? security_capable_noaudit+0x8b/0xc0 [ 51.073114] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 51.078196] ? has_capability+0x30/0x30 [ 51.082138] ? do_raw_spin_trylock+0x190/0x190 [ 51.086686] ? check_noncircular+0x20/0x20 [ 51.090893] ? has_capability_noaudit+0x24/0x30 [ 51.095529] ? oom_badness+0xd1/0x980 [ 51.099294] ? lock_release+0xa40/0xa40 [ 51.103234] ? do_try_to_free_pages+0xc53/0x1020 [ 51.107961] ? find_lock_task_mm+0x460/0x460 [ 51.112341] ? find_held_lock+0x35/0x1d0 [ 51.116377] ? out_of_memory+0xb3a/0x1220 [ 51.120495] ? lock_downgrade+0x980/0x980 [ 51.124612] ? lock_release+0xa40/0xa40 [ 51.128563] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 51.133465] ? oom_evaluate_task+0x284/0x480 [ 51.137843] out_of_memory+0x86d/0x1220 [ 51.141799] ? oom_killer_disable+0x310/0x310 [ 51.146268] ? mutex_trylock+0x23a/0x2d0 [ 51.150294] ? __lock_is_held+0xb6/0x140 [ 51.154333] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 51.159766] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 51.164599] ? warn_alloc+0x2b0/0x2b0 [ 51.168384] ? check_noncircular+0x20/0x20 [ 51.172590] ? switched_to_fair+0xb0/0xb0 [ 51.176714] ? __enqueue_entity+0x109/0x1e0 [ 51.181010] ? print_irqtrace_events+0x270/0x270 [ 51.185741] ? print_irqtrace_events+0x270/0x270 [ 51.190468] ? finish_task_switch+0x1d3/0x740 [ 51.194941] ? __lock_is_held+0xb6/0x140 [ 51.198982] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 51.204841] ? __might_sleep+0x95/0x190 [ 51.208786] __alloc_pages_nodemask+0x9fb/0xd80 [ 51.213427] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 51.218412] ? __sched_text_start+0x8/0x8 [ 51.222527] ? mark_held_locks+0xaf/0x100 [ 51.226642] ? retint_kernel+0x10/0x10 [ 51.230496] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.235488] ? __lock_is_held+0xb6/0x140 [ 51.239526] ? rcu_note_context_switch+0x710/0x710 [ 51.244435] alloc_pages_current+0xb6/0x1e0 [ 51.248728] __vmalloc_node_range+0x409/0x650 [ 51.253207] ? xt_alloc_table_info+0x64/0xe0 [ 51.257586] __vmalloc_node_flags_caller+0x50/0x60 [ 51.262483] ? xt_alloc_table_info+0x64/0xe0 [ 51.266880] kvmalloc_node+0x82/0xd0 [ 51.270571] xt_alloc_table_info+0x64/0xe0 [ 51.274775] do_ipt_set_ctl+0x29b/0x5f0 [ 51.278720] ? translate_compat_table+0x1b90/0x1b90 [ 51.283714] ? mutex_unlock+0xd/0x10 [ 51.287395] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 51.292643] nf_setsockopt+0x67/0xc0 [ 51.296328] ip_setsockopt+0xa1/0xb0 [ 51.300011] tcp_setsockopt+0x82/0xd0 [ 51.303782] sock_common_setsockopt+0x95/0xd0 [ 51.308249] SyS_setsockopt+0x189/0x360 [ 51.312197] ? SyS_recv+0x40/0x40 [ 51.315619] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 51.320440] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.325433] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.330165] entry_SYSCALL_64_fastpath+0x23/0x9a [ 51.334892] RIP: 0033:0x440a29 [ 51.338051] RSP: 002b:00007fff9e50c518 EFLAGS: 00000286 ORIG_RAX: 0000000000000036 [ 51.345723] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000440a29 [ 51.352968] RDX: 0010000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 51.360206] RBP: 00000000006cb018 R08: 0000000000000004 R09: 0000000000000000 [ 51.367448] R10: 0000000020000ffc R11: 0000000000000286 R12: 0000000000000000 [ 51.374686] R13: 0000000000401eb0 R14: 0000000000000000 R15: 0000000000000000 [ 51.382289] Mem-Info: [ 51.384833] active_anon:5619 inactive_anon:61 isolated_anon:0 [ 51.384833] active_file:12 inactive_file:13 isolated_file:0 [ 51.384833] unevictable:0 dirty:0 writeback:0 unstable:0 [ 51.384833] slab_reclaimable:7219 slab_unreclaimable:82614 [ 51.384833] mapped:2 shmem:68 pagetables:336 bounce:0 [ 51.384833] free:24172 free_pcp:0 free_cma:0 [ 51.418493] Node 0 active_anon:22476kB inactive_anon:244kB active_file:48kB 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: 14336kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no [ 51.476065] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB 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 [ 51.500927] syzkaller452416: vmalloc: allocation failure, allocated 868646912 of 4294975488 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 51.500937] syzkaller452416 cpuset=/ mems_allowed=0 [ 51.500981] CPU: 0 PID: 3507 Comm: syzkaller452416 Not tainted 4.15.0-rc5+ #174 [ 51.500985] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 51.500987] Call Trace: [ 51.501007] dump_stack+0x194/0x257 [ 51.501022] ? arch_local_irq_restore+0x53/0x53 [ 51.501030] ? idr_get_free_cmn+0xfd0/0xfd0 [ 51.501055] warn_alloc+0x19a/0x2b0 [ 51.501068] ? zone_watermark_ok_safe+0x400/0x400 [ 51.501098] ? rcu_note_context_switch+0x710/0x710 [ 51.501125] __vmalloc_node_range+0x482/0x650 [ 51.501148] ? xt_alloc_table_info+0x64/0xe0 [ 51.501158] __vmalloc_node_flags_caller+0x50/0x60 [ 51.501166] ? xt_alloc_table_info+0x64/0xe0 [ 51.501181] kvmalloc_node+0x82/0xd0 [ 51.501193] xt_alloc_table_info+0x64/0xe0 [ 51.501205] do_ipt_set_ctl+0x29b/0x5f0 [ 51.501218] ? translate_compat_table+0x1b90/0x1b90 [ 51.501246] ? mutex_unlock+0xd/0x10 [ 51.501256] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 51.501271] nf_setsockopt+0x67/0xc0 [ 51.501285] ip_setsockopt+0xa1/0xb0 [ 51.501298] tcp_setsockopt+0x82/0xd0 [ 51.501316] sock_common_setsockopt+0x95/0xd0 [ 51.501331] SyS_setsockopt+0x189/0x360 [ 51.501346] ? SyS_recv+0x40/0x40 [ 51.501355] ? entry_SYSCALL_64_fastpath+0x5/0x9a [ 51.501367] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 51.501378] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 51.501396] entry_SYSCALL_64_fastpath+0x23/0x9a [ 51.501402] RIP: 0033:0x440a29 [ 51.501406] RSP: 002b:00007fff9e50c518 EFLAGS: 00000286 ORIG_RAX: 0000000000000036 [ 51.501413] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 0000000000440a29 [ 51.501417] RDX: 0010000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 51.501421] RBP: 00000000006cb018 R08: 0000000000000004 R09: 0000000000000000 [ 51.501425] R10: 0000000020000ffc R11: 0000000000000286 R12: 0000000000000000 [ 51.501429] R13: 0000000000401eb0 R14: 0000000000000000 R15: 0000000000000000 [ 51.501535] Mem-Info: [ 51.501552] active_anon:5619 inactive_anon:61 isolated_anon:0 [ 51.501552] active_file:12 inactive_file:9 isolated_file:0 [ 51.501552] unevictable:0 dirty:0 writeback:0 unstable:0 [ 51.501552] slab_reclaimable:7219 slab_unreclaimable:82614 [ 51.501552] mapped:2 shmem:68 pagetables:336 bounce:0 [ 51.501552] free:15658 free_pcp:65 free_cma:0 [ 51.501564] Node 0 active_anon:22476kB inactive_anon:244kB active_file:48kB inactive_file:36kB 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? yes [ 51.501567] Node 0 DMA free:15908kB min:160kB low:200kB high:240kB 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 [ 51.501582] lowmem_reserve[]: 0 2874 6386 6386 [ 51.501594] Node 0 DMA32 free:28604kB min:30348kB low:37932kB high:45516kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2946452kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 51.501610] lowmem_reserve[]: 0 0 3511 3511 [ 51.501621] Node 0 Normal free:18120kB min:37068kB low:46332kB high:55596kB active_anon:22476kB inactive_anon:244kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3596136kB mlocked:0kB kernel_stack:3296kB pagetables:1344kB bounce:0kB free_pcp:140kB local_pcp:120kB free_cma:0kB [ 51.501637] lowmem_reserve[]: 0 0 0 0 [ 51.501648] 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 [ 51.501699] Node 0 DMA32: 3*4kB (M) 4*8kB (UM) 3*16kB (M) 3*32kB (UM) 4*64kB (M) 4*128kB (M) 4*256kB (M) 4*512kB (UM) 2*1024kB (M) 3*2048kB (UM) 4*4096kB (M) = 28604kB [ 51.501755] Node 0 Normal: 293*4kB (MH) 236*8kB (UMEH) 186*16kB (UMEH) 110*32kB (UMH) 52*64kB (UMH) 22*128kB (UM) 6*256kB (UMH) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 17748kB [ 51.501810] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 51.501813] 93 total pagecache pages [ 51.501820] 0 pages in swap cache [ 51.501824] Swap cache stats: add 0, delete 0, find 0/0 [ 51.501827] Free swap = 0kB [ 51.501829] Total swap = 0kB [ 51.501832] 1965979 pages RAM [ 51.501834] 0 pages HighMem/MovableOnly [ 51.501837] 326355 pages reserved [ 53.071037] lowmem_reserve[]: 0 2874 6386 6386 [ 53.075649] Node 0 DMA32 free:44044kB min:30348kB low:37932kB high:45516kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2946452kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.102850] lowmem_reserve[]: 0 0 3511 3511 [ 53.107213] Node 0 Normal free:36756kB min:37068kB low:46332kB high:55596kB active_anon:22476kB inactive_anon:244kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB present:4718592kB managed:3596136kB mlocked:0kB kernel_stack:3296kB pagetables:1344kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.135636] lowmem_reserve[]: 0 0 0 0 [ 53.139478] Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB [ 53.153125] Node 0 DMA32: 4*4kB (UM) 4*8kB (UM) 5*16kB (UM) 3*32kB (UM) 124*64kB (UM) 16*128kB (UM) 7*256kB (UM) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (UM) 5*4096kB (UM) = 43744kB [ 53.169197] Node 0 Normal: 299*4kB (UMEH) 237*8kB (UMEH) 175*16kB (UMEH) 108*32kB (UMH) 51*64kB (UMEH) 22*128kB (UME) 22*256kB (UMEH) 19*512kB (UEH) 6*1024kB (UE) 0*2048kB 0*4096kB = 36932kB [ 53.186937] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 53.195515] 102 total pagecache pages [ 53.199322] 0 pages in swap cache [ 53.202765] Swap cache stats: add 0, delete 0, find 0/0 [ 53.208128] Free swap = 0kB [ 53.211138] Total swap = 0kB [ 53.214152] 1965979 pages RAM [ 53.217247] 0 pages HighMem/MovableOnly [ 53.221205] 326355 pages reserved [ 53.224651] Unreclaimable slab info: [ 53.228369] Name Used Total [ 53.233907] hashtab_node 118KB 119KB [ 53.239264] ebitmap_node 388KB 393KB [ 53.244638] avtab_node 1012KB 1017KB [ 53.250035] TIPC 1KB 7KB [ 53.255412] SCTPv6 2KB 4KB [ 53.260778] DCCPv6 2KB 7KB [ 53.266165] DCCP 2KB 6KB [ 53.271543] fib6_nodes 0KB 4KB [ 53.276916] ip6_dst_cache 5KB 11KB [ 53.282298] RAWv6 9KB 13KB [ 53.287681] UDPv6 12KB 14KB [ 53.293062] TCPv6 2KB 5KB [ 53.298453] sd_ext_cdb 0KB 3KB [ 53.303833] scsi_sense_cache 79KB 132KB [ 53.309213] virtio_scsi_cmd 16KB 16KB [ 53.315396] sgpool-128 8KB 8KB [ 53.320778] sgpool-64 4KB 6KB [ 53.326156] sgpool-32 70KB 70KB [ 53.331539] sgpool-16 28KB 30KB [ 53.336920] sgpool-8 172KB 172KB [ 53.342299] cfq_io_cq 22KB 23KB [ 53.347677] cfq_queue 30KB 30KB [ 53.353057] mqueue_inode_cache 1KB 7KB [ 53.358523] nfs_commit_data 3KB 7KB [ 53.363966] nfs_write_data 34KB 37KB [ 53.370946] jbd2_inode 1KB 3KB [ 53.377849] ext4_system_zone 0KB 3KB [ 53.383968] bio-1 1KB 3KB [ 53.405744] rpc_buffers 17KB 19KB [ 53.428896] rpc_tasks 2KB 3KB [ 53.447175] UNIX 773KB 777KB [ 53.457792] tcp_bind_bucket 0KB 4KB [ 53.463935] ip_fib_trie 0KB 3KB [ 53.484484] ip_fib_alias 0KB 3KB [ 53.508428] ip_dst_cache 3KB 8KB [ 53.528545] RAW 5KB 7KB [ 53.547815] UDP 29KB 31KB [ 53.554964] request_sock_TCP 0KB 3KB [ 53.562473] TCP 28KB 31KB [ 53.570793] hugetlbfs_inode_cache 1KB 7KB [ 53.578780] eventpoll_pwq 9KB 11KB [ 53.590515] eventpoll_epi 17KB 19KB [ 53.598082] inotify_inode_mark 3KB 7KB [ 53.605055] request_queue 31KB 39KB [ 53.611190] blkdev_ioc 27KB 27KB [ 53.617411] bio-0 288KB 288KB [ 53.623601] biovec-(1<<(21-12)) 453KB 453KB [ 53.629169] biovec-64 102KB 102KB [ 53.634555] biovec-16 11KB 11KB [ 53.639937] bio_integrity_payload 0KB 4KB [ 53.645659] khugepaged_mm_slot 0KB 3KB [ 53.651384] uid_cache 0KB 3KB [ 53.657555] dmaengine-unmap-2 0KB 3KB [ 53.664386] audit_buffer 0KB 3KB [ 53.674739] skbuff_fclone_cache 130KB 135KB [ 53.680322] skbuff_head_cache 1738KB 1740KB [ 53.685707] configfs_dir_cache 0KB 4KB [ 53.691174] file_lock_cache 158KB 158KB [ 53.696555] file_lock_ctx 1KB 3KB [ 53.701938] fsnotify_mark_connector 2KB 3KB [ 53.707843] shmem_inode_cache 1037KB 1038KB [ 53.713996] task_delay_info 304KB 343KB [ 53.719386] sigqueue 350KB 350KB [ 53.724771] kernfs_node_cache 2154KB 2157KB [ 53.730614] mnt_cache 15KB 20KB [ 53.736813] filp 8558KB 8722KB [ 53.742208] names_cache 112480KB 112518KB [ 53.747592] avc_node 38KB 43KB [ 53.752974] selinux_file_security 430KB 453KB [ 53.758698] selinux_inode_security 1927KB 1932KB [ 53.764505] key_jar 3KB 7KB [ 53.769880] nsproxy 0KB 3KB [ 53.775265] vm_area_struct 17938KB 17943KB [ 53.780644] mm_struct 4310KB 4320KB [ 53.786032] fs_cache 405KB 428KB [ 53.791414] files_cache 1515KB 1518KB [ 53.796826] signal_cache 2420KB 2429KB [ 53.802201] sighand_cache 235KB 277KB [ 53.807578] task_struct 10326KB 10326KB [ 53.812965] cred_jar 2279KB 2284KB [ 53.818313] anon_vma_chain 7442KB 7449KB [ 53.823660] anon_vma 157KB 311KB [ 53.829021] pid 212KB 248KB [ 53.834385] Acpi-Operand 106KB 166KB [ 53.839770] Acpi-Namespace 19KB 23KB [ 53.845707] numa_policy 0KB 3KB [ 53.855745] debug_objects_cache 489KB 493KB [ 53.864440] trace_event_file 145KB 147KB [ 53.872870] ftrace_event_field 257KB 259KB [ 53.879048] pool_workqueue 22KB 24KB [ 53.885186] page->ptl 2956KB 2960KB [ 53.891319] kmalloc-262144 1032KB 1032KB [ 53.897436] kmalloc-131072 650KB 650KB [ 53.904367] kmalloc-65536 264KB 264KB [ 53.911260] kmalloc-32768 627KB 627KB [ 53.929069] kmalloc-16384 148KB 148KB [ 53.939689] kmalloc-8192 503KB 503KB [ 53.946493] kmalloc-4096 8432KB 8470KB [ 53.953363] kmalloc-2048 3132KB 3136KB [ 53.960102] kmalloc-1024 3551KB 3551KB [ 53.966962] kmalloc-512 2658KB 2928KB [ 53.973740] kmalloc-256 2051KB 2396KB [ 53.982784] kmalloc-128 397KB 523KB [ 53.989637] kmalloc-96 293KB 392KB [ 53.995775] kmalloc-64 702KB 852KB [ 54.001802] kmalloc-32 1866KB 2193KB [ 54.007857] kmalloc-192 193KB 244KB [ 54.013949] kmem_cache 99KB 105KB [ 54.020157] [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 54.029509] [ 1773] 0 1773 5385 182 86016 0 -1000 udevd [ 54.037695] [ 3342] 0 3342 14265 173 114688 0 0 rsyslogd [ 54.046137] [ 3397] 0 3397 4725 52 81920 0 0 cron [ 54.054212] [ 3410] 0 3410 3735 44 65536 0 0 mcstransd [ 54.062730] [ 3443] 0 3443 12490 153 135168 0 -1000 sshd [ 54.070812] [ 3467] 0 3467 3694 41 77824 0 0 getty [ 54.078976] [ 3468] 0 3468 3694 40 77824 0 0 getty [ 54.087141] [ 3469] 0 3469 3694 42 73728 0 0 getty [ 54.095353] [ 3470] 0 3470 3694 39 73728 0 0 getty [ 54.103518] [ 3471] 0 3471 3694 40 73728 0 0 getty [ 54.111687] [ 3472] 0 3472 3694 42 69632 0 0 getty [ 54.119874] [ 3473] 0 3473 3649 39 73728 0 0 getty [ 54.128044] [ 3475] 0 3475 5681 455 86016 0 -1000 udevd [ 54.136212] [ 3476] 0 3476 5681 455 86016 0 -1000 udevd [ 54.144376] [ 3496] 0 3496 17821 198 184320 0 0 sshd [ 54.152455] [ 3498] 0 3498 285 1 32768 0 0 syzkaller452416 [ 54.161477] [ 3499] 0 3499 285 11 32768 0 0 syzkaller452416 [ 54.170504] [ 3500] 0 3500 285 11 32768 0 0 syzkaller452416 [ 54.179532] [ 3501] 0 3501 285 11 32768 0 0 syzkaller452416 [ 54.188558] [ 3502] 0 3502 285 11 32768 0 0 syzkaller452416 [ 54.197586] [ 3503] 0 3503 285 11 32768 0 0 syzkaller452416 [ 54.206620] [ 3504] 0 3504 285 11 32768 0 0 syzkaller452416 [ 54.215652] [ 3505] 0 3505 285 11 32768 0 0 syzkaller452416 [ 54.224684] [ 3506] 0 3506 285 11 32768 0 0 syzkaller452416 [ 54.233715] [ 3508] 0 3508 4380 523 36864 0 0 syzkaller452416 [ 54.243089] [ 3509] 0 3509 4380 523 36864 0 0 syzkaller452416 [ 54.252122] [ 3510] 0 3510 4380 523 36864 0 0 syzkaller452416 [ 54.262042] [ 3511] 0 3511 4380 523 36864 0 0 syzkaller452416 [ 54.271076] [ 3512] 0 3512 4380 523 36864 0 0 syzkaller452416 [ 54.280103] [ 3513] 0 3513 4380 523 36864 0 0 syzkaller452416 [ 54.289128] [ 3514] 0 3514 4380 523 36864 0 0 syzkaller452416 [ 54.298148] Out of memory: Kill process 3508 (syzkaller452416) score 0 or sacrifice child [ 54.311216] Killed process 3508 (syzkaller452416) total-vm:17520kB, anon-rss:2092kB, file-rss:0kB, shmem-rss:0kB [ 54.337230] oom_reaper: reaped process 3508 (syzkaller452416), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.371181] oom_reaper: reaped process 3513 (syzkaller452416), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.466647] oom_reaper: reaped process 3509 (syzkaller452416), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.482109] syzkaller452416: vmalloc: allocation failure, allocated 1002762240 of 4294975488 bytes, mode:0x14000c0(GFP_KERNEL), nodemask=(null) [ 54.484996] oom_reaper: reaped process 3510 (syzkaller452416), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.486040] syzkaller452416 invoked oom-killer: gfp_mask=0x14200ca(GFP_HIGHUSER_MOVABLE), nodemask=(null), order=0, oom_score_adj=0 [ 54.486045] syzkaller452416 cpuset=/ mems_allowed=0 [ 54.486062] CPU: 0 PID: 3506 Comm: syzkaller452416 Not tainted 4.15.0-rc5+ #174 [ 54.486066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.486069] Call Trace: [ 54.486083] dump_stack+0x194/0x257 [ 54.486097] ? arch_local_irq_restore+0x53/0x53 [ 54.486110] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 54.486131] dump_header+0x28c/0xe1e [ 54.486148] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 54.486161] ? pagefault_out_of_memory+0x152/0x152 [ 54.486168] ? check_noncircular+0x20/0x20 [ 54.486181] ? print_irqtrace_events+0x270/0x270 [ 54.486195] ? __lock_acquire+0x664/0x3e00 [ 54.486208] ? check_noncircular+0x20/0x20 [ 54.486226] ? find_held_lock+0x35/0x1d0 [ 54.486244] ? check_noncircular+0x20/0x20 [ 54.486251] ? task_will_free_mem+0x252/0xaa0 [ 54.486267] ? print_irqtrace_events+0x270/0x270 [ 54.486286] ? ___ratelimit+0x30d/0x630 [ 54.486295] ? lock_downgrade+0x980/0x980 [ 54.486309] ? lock_release+0xa40/0xa40 [ 54.486325] ? mark_held_locks+0xaf/0x100 [ 54.486335] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 54.486346] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 54.486356] ? trace_hardirqs_on+0xd/0x10 [ 54.486368] ? ___ratelimit+0x95/0x630 [ 54.486379] ? idr_get_free_cmn+0xfd0/0xfd0 [ 54.486387] ? check_noncircular+0x20/0x20 [ 54.486393] ? find_held_lock+0x138/0x1d0 [ 54.486412] oom_kill_process+0x8b5/0x14a0 [ 54.486426] ? has_ns_capability_noaudit+0x163/0x2a0 [ 54.486435] ? lock_downgrade+0x980/0x980 [ 54.486451] ? oom_evaluate_task+0x480/0x480 [ 54.486476] ? security_capable_noaudit+0x8b/0xc0 [ 54.486490] ? has_ns_capability_noaudit+0x18c/0x2a0 [ 54.486499] ? has_capability+0x30/0x30 [ 54.486505] ? do_raw_spin_trylock+0x190/0x190 [ 54.486515] ? check_noncircular+0x20/0x20 [ 54.486532] ? has_capability_noaudit+0x24/0x30 executing program [ 54.486541] ? oom_badness+0xd1/0x980 [ 54.486547] ? lock_release+0xa40/0xa40 [ 54.486554] ? do_try_to_free_pages+0xc53/0x1020 [ 54.486566] ? find_lock_task_mm+0x460/0x460 [ 54.486581] ? find_held_lock+0x35/0x1d0 [ 54.486600] ? out_of_memory+0xb3a/0x1220 [ 54.486609] ? lock_downgrade+0x980/0x980 [ 54.486622] ? lock_release+0xa40/0xa40 [ 54.486628] ? lock_acquire+0x1d5/0x580 [ 54.486636] ? __alloc_pages_slowpath+0xf8b/0x2d00 [ 54.486655] ? oom_evaluate_task+0x284/0x480 [ 54.486670] out_of_memory+0x86d/0x1220 [ 54.486691] ? oom_killer_disable+0x310/0x310 [ 54.486697] ? mutex_trylock+0x23a/0x2d0 [ 54.486707] ? __lock_is_held+0xb6/0x140 [ 54.486716] ? __ww_mutex_wakeup_for_backoff+0x240/0x240 [ 54.486740] __alloc_pages_slowpath+0x1d1b/0x2d00 [ 54.486759] ? trace_hardirqs_on+0xd/0x10 [ 54.486793] ? warn_alloc+0x2b0/0x2b0 [ 54.486801] ? lock_downgrade+0x980/0x980 [ 54.486823] ? __lock_is_held+0xb6/0x140 [ 54.486849] ? find_get_entry+0x53c/0x9e0 [ 54.486892] ? __lock_acquire+0x664/0x3e00 [ 54.486920] ? __lock_is_held+0xb6/0x140 [ 54.486948] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 54.486970] ? __might_sleep+0x95/0x190 [ 54.486985] __alloc_pages_nodemask+0x9fb/0xd80 [ 54.487005] ? __alloc_pages_slowpath+0x2d00/0x2d00 [ 54.487015] ? add_to_page_cache_lru+0x510/0x510 [ 54.487034] ? check_noncircular+0x20/0x20 [ 54.487041] ? check_noncircular+0x20/0x20 [ 54.487057] ? lock_acquire+0x1d5/0x580 [ 54.487094] alloc_pages_current+0xb6/0x1e0 [ 54.487109] __page_cache_alloc+0x334/0x500 [ 54.487117] ? rcu_read_lock_held+0xa9/0xc0 [ 54.487130] ? trace_event_raw_event_file_check_and_advance_wb_err+0x490/0x490 [ 54.487155] filemap_fault+0xefc/0x1c20 [ 54.487162] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 54.487186] ? __lock_page_or_retry+0x4f0/0x4f0 [ 54.487206] ? filemap_map_pages+0x942/0x15d0 [ 54.487233] ? find_get_entries_tag+0xeb0/0xeb0 [ 54.487246] ? check_noncircular+0x20/0x20 [ 54.487258] ? check_noncircular+0x20/0x20 [ 54.487267] ? __lock_acquire+0x664/0x3e00 [ 54.487279] ? print_irqtrace_events+0x270/0x270 [ 54.487286] ? print_irqtrace_events+0x270/0x270 [ 54.487320] ? lock_acquire+0x1d5/0x580 [ 54.487326] ? lock_acquire+0x1d5/0x580 [ 54.487335] ? ext4_filemap_fault+0x7a/0xad [ 54.487353] ? lock_release+0xa40/0xa40 [ 54.487360] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 54.487373] ? rcu_note_context_switch+0x710/0x710 [ 54.487388] ? __might_sleep+0x95/0x190 [ 54.487402] ? down_read+0x96/0x150 [ 54.487408] ? ext4_filemap_fault+0x7a/0xad [ 54.487417] ? __down_interruptible+0x6b0/0x6b0 [ 54.487441] ext4_filemap_fault+0x82/0xad [ 54.487451] __do_fault+0xeb/0x30f [ 54.487457] ? rcu_read_lock_sched_held+0x108/0x120 [ 54.487469] ? pte_offset_kernel+0xc7/0xc7 [ 54.487480] ? do_raw_spin_trylock+0x190/0x190 [ 54.487492] ? prepare_signal+0xb80/0xb80 executing program [ 54.487500] ? check_noncircular+0x20/0x20 [ 54.487517] __handle_mm_fault+0x1d8f/0x3ce0 [ 54.487534] ? __pmd_alloc+0x4e0/0x4e0 [ 54.487553] ? find_held_lock+0x35/0x1d0 [ 54.487572] ? handle_mm_fault+0x248/0x8d0 [ 54.487582] ? lock_downgrade+0x980/0x980 [ 54.487626] handle_mm_fault+0x334/0x8d0 [ 54.487631] ? down_read_trylock+0xdb/0x170 [ 54.487638] ? __do_page_fault+0x32d/0xc90 [ 54.487648] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 54.487653] ? vmacache_find+0x5f/0x280 [ 54.487668] ? find_vma+0x30/0x150 [ 54.487681] __do_page_fault+0x5c9/0xc90 [ 54.487688] ? group_send_sig_info+0x170/0x170 [ 54.487706] ? mm_fault_error+0x2c0/0x2c0 [ 54.487730] do_page_fault+0xee/0x720 [ 54.487741] ? __do_page_fault+0xc90/0xc90 [ 54.487748] ? put_timespec64+0xfc/0x180 [ 54.487758] ? nsecs_to_jiffies+0x30/0x30 [ 54.487781] ? entry_SYSCALL_64_fastpath+0x4f/0x9a [ 54.487792] ? page_fault+0x36/0x60 [ 54.487801] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.487814] ? page_fault+0x36/0x60 [ 54.487824] page_fault+0x4c/0x60 [ 54.487830] RIP: 0033:0x400f35 [ 54.487833] RSP: 002b:00007fff9e50c530 EFLAGS: 00010217 [ 54.487840] RAX: 0000000000000000 RBX: 0000000000000db3 RCX: 000000000040e5f7 [ 54.487844] RDX: 0000000000000018 RSI: 0000000000000009 RDI: 00000000fffff24d [ 54.487848] RBP: 000000000000ab52 R08: 0000000000000db2 R09: 000000000187e880 Connection to 10.128.15.240 closed by remote host. [ 54.487852] R10: 000000000000000