Warning: Permanently added '10.128.0.239' (ECDSA) to the list of known hosts. 2019/07/26 19:58:40 parsed 1 programs 2019/07/26 19:58:43 executed programs: 0 syzkaller login: [ 44.696189] audit: type=1400 audit(1564171125.508:5): avc: denied { associate } for pid=2078 comm="syz-executor.2" name="syz2" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 46.574753] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 46.574753] to free 852kB on behalf of 'syz-executor.0' (3005) because [ 46.574753] cache 53980kB is below limit 65536kB for oom_score_adj 12 [ 46.574753] Free memory is -12924kB above reserved [ 46.605066] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 46.605066] to free 852kB on behalf of 'syz-executor.3' (2971) because [ 46.605066] cache 51380kB is below limit 65536kB for oom_score_adj 12 [ 46.605066] Free memory is -13300kB above reserved [ 47.507105] oom_reaper: reaped process 2971 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 47.525727] syz-execprog invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 47.607237] syz-executor.3: vmalloc: allocation failure, allocated 1172889600 of 4026605568 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 47.607246] CPU: 0 PID: 2971 Comm: syz-executor.3 Not tainted 4.9.141+ #23 [ 47.607263] ffff8801bae578c0 ffffffff81b42e79 1ffff100375caf1a dffffc0000000000 [ 47.607274] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801bae57a08 [ 47.607284] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 47.607286] Call Trace: [ 47.607300] [] dump_stack+0xc1/0x128 [ 47.607310] [] warn_alloc.cold.31+0x7f/0x9c [ 47.607319] [] ? zone_watermark_ok_safe+0x250/0x250 [ 47.607328] [] ? retint_kernel+0x2d/0x2d [ 47.607337] [] __vmalloc_node_range+0x3f8/0x600 [ 47.607346] [] ? xt_alloc_table_info+0xc9/0x100 [ 47.607353] [] vmalloc+0x5b/0x70 [ 47.607360] [] ? xt_alloc_table_info+0xc9/0x100 [ 47.607367] [] xt_alloc_table_info+0xc9/0x100 [ 47.607377] [] compat_do_replace.isra.10+0x116/0x380 [ 47.607385] [] ? translate_compat_table+0x1870/0x1870 [ 47.607394] [] ? mutex_lock_nested+0x6b7/0x900 [ 47.607403] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 47.607413] [] ? __cap_capable+0x168/0x1c0 [ 47.607423] [] ? ns_capable_common+0x12a/0x150 [ 47.607431] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 47.607440] [] compat_nf_setsockopt+0x8b/0x130 [ 47.607448] [] ? compat_do_replace.isra.10+0x380/0x380 [ 47.607458] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 47.607468] [] inet_csk_compat_setsockopt+0x97/0x120 [ 47.607476] [] ? ipv6_setsockopt+0x130/0x130 [ 47.607483] [] compat_tcp_setsockopt+0x3d/0x70 [ 47.607492] [] compat_sock_common_setsockopt+0xb4/0x150 [ 47.607500] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 47.607510] [] compat_SyS_setsockopt+0x169/0x550 [ 47.607518] [] ? sock_common_setsockopt+0xe0/0xe0 [ 47.607526] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 47.607535] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 47.607543] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 47.607551] [] ? do_fast_syscall_32+0xcf/0xa10 [ 47.607559] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 47.607566] [] do_fast_syscall_32+0x2f1/0xa10 [ 47.607575] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.607584] [] entry_SYSENTER_compat+0x90/0xa2 [ 47.607587] Mem-Info: [ 47.607605] active_anon:5699 inactive_anon:42 isolated_anon:0 [ 47.607605] active_file:31 inactive_file:31 isolated_file:0 [ 47.607605] unevictable:0 dirty:0 writeback:0 unstable:0 [ 47.607605] slab_reclaimable:3886 slab_unreclaimable:58370 [ 47.607605] mapped:19 shmem:48 pagetables:442 bounce:0 [ 47.607605] free:17 free_pcp:19 free_cma:0 [ 47.607619] Node 0 active_anon:22796kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 47.607638] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:36kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:16kB slab_unreclaimable:8kB kernel_stack:64kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 47.607665] Normal free:48kB min:5580kB low:9168kB high:12756kB active_anon:22760kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15528kB slab_unreclaimable:233472kB kernel_stack:4128kB pagetables:1768kB bounce:0kB free_pcp:76kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 47.607703] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 111 total pagecache pages [ 47.607734] 0 pages in swap cache [ 47.607739] Swap cache stats: add 0, delete 0, find 0/0 [ 47.607741] Free swap = 0kB [ 47.607743] Total swap = 0kB [ 47.607745] 1965979 pages RAM [ 47.607747] 0 pages HighMem/MovableOnly [ 47.607749] 313617 pages reserved [ 47.813138] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 47.813138] to free 112kB on behalf of 'syz-executor.5' (2090) because [ 47.813138] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 47.813138] Free memory is -37436kB above reserved [ 47.813166] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 47.813166] to free 112kB on behalf of 'syz-executor.5' (2984) because [ 47.813166] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 47.813166] Free memory is -37436kB above reserved [ 47.873241] syz-execprog: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 47.873250] CPU: 1 PID: 2060 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 47.873264] ffff8801db7075c8 ffffffff81b42e79 1ffff1003b6e0ebb ffff8801d0b3df00 [ 47.873274] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db707710 [ 47.873284] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 47.873286] Call Trace: [ 47.873303] [ 47.873303] [] dump_stack+0xc1/0x128 [ 47.873312] [] warn_alloc.cold.31+0x7f/0x9c [ 47.873321] [] ? zone_watermark_ok_safe+0x250/0x250 [ 47.873329] [] ? trace_hardirqs_on+0xd/0x10 [ 47.873337] [] ? get_page_from_freelist+0x23e/0x1d80 [ 47.873345] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 47.873352] [] ? __lock_acquire+0x654/0x4a10 [ 47.873360] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.873367] [] ? trace_hardirqs_on+0x10/0x10 [ 47.873375] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 47.873383] [] ? _find_next_bit.part.0+0xe0/0x120 [ 47.873391] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 47.873399] [] new_slab+0x367/0x3d0 [ 47.873407] [] ? cpuacct_charge+0x1db/0x360 [ 47.873415] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 47.873423] [] ? check_preemption_disabled+0x3b/0x200 [ 47.873432] [] ? __alloc_skb+0xe6/0x5b0 [ 47.873441] [] ? account_entity_enqueue+0x20f/0x370 [ 47.873448] [] ? check_preemption_disabled+0x3b/0x200 [ 47.873455] [] ? __alloc_skb+0xe6/0x5b0 [ 47.873463] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 47.873471] [] ? __alloc_skb+0xe6/0x5b0 [ 47.873478] [] kmem_cache_alloc+0x212/0x2b0 [ 47.873496] [] __alloc_skb+0xe6/0x5b0 [ 47.873504] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 47.873511] [] ? ipv6_get_ifaddr+0x300/0x510 [ 47.873518] [] ? trace_hardirqs_on+0xd/0x10 [ 47.873526] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.873541] [] ndisc_alloc_skb+0x144/0x330 [ 47.873549] [] ndisc_send_rs+0x2ff/0x670 [ 47.873555] [] ? __ipv6_get_lladdr+0x250/0x250 [ 47.873562] [] addrconf_rs_timer+0x27e/0x5a0 [ 47.873569] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.873576] [] ? debug_object_deactivate+0x214/0x340 [ 47.873584] [] call_timer_fn+0x163/0x6e0 [ 47.873590] [] ? call_timer_fn+0xda/0x6e0 [ 47.873597] [] ? debug_object_deactivate+0x214/0x340 [ 47.873603] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.873610] [] ? process_timeout+0x20/0x20 [ 47.873616] [] ? expire_timers+0x226/0x580 [ 47.873623] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.873630] [] expire_timers+0x234/0x580 [ 47.873636] [] ? collect_expired_timers+0x1d5/0x2b0 [ 47.873643] [] run_timer_softirq+0x208/0x5e0 [ 47.873650] [] ? expire_timers+0x580/0x580 [ 47.873659] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 47.873666] [] ? hrtimer_interrupt+0x1d7/0x430 [ 47.873673] [] ? check_preemption_disabled+0x3b/0x200 [ 47.873682] [] __do_softirq+0x20e/0x964 [ 47.873690] [] ? check_preemption_disabled+0x3b/0x200 [ 47.873696] [] irq_exit+0x11c/0x150 [ 47.873703] [] smp_apic_timer_interrupt+0x81/0xb0 [ 47.873710] [] apic_timer_interrupt+0x9d/0xb0 [ 47.873720] [ 47.873721] [] ? console_unlock+0x7a3/0xb50 [ 47.873728] [] ? console_unlock+0x7ae/0xb50 [ 47.873735] [] ? vprintk_emit+0x282/0x790 [ 47.873743] [] vprintk_emit+0x448/0x790 [ 47.873750] [] vprintk+0x28/0x30 [ 47.873758] [] vprintk_default+0x1d/0x30 [ 47.873766] [] printk+0xaf/0xd7 [ 47.873773] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 47.873780] [] ? mark_held_locks+0xc7/0x130 [ 47.873787] [] dump_header.isra.4+0x13d/0x747 [ 47.873794] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 47.873802] [] ? ___ratelimit+0x53/0x401 [ 47.873810] [] oom_kill_process.cold.10+0xd/0xa6e [ 47.873817] [] ? has_capability_noaudit+0x24/0x30 [ 47.873825] [] ? check_preemption_disabled+0x3b/0x200 [ 47.873832] [] ? out_of_memory+0x6d4/0xe90 [ 47.873839] [] out_of_memory+0x292/0xe90 [ 47.873846] [] ? out_of_memory+0x410/0xe90 [ 47.873854] [] ? oom_killer_disable+0x200/0x200 [ 47.873860] [] ? trace_hardirqs_on+0xd/0x10 [ 47.873868] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 47.873876] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 47.873883] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 47.873891] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.873898] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 47.873905] [] ? find_get_entry+0x11a/0x570 [ 47.873912] [] ? find_get_entry+0x141/0x570 [ 47.873919] [] ? page_cache_prev_hole+0x80/0x80 [ 47.873926] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 47.873933] [] ? pagecache_get_page+0x131/0x710 [ 47.873941] [] filemap_fault+0xaf1/0x1110 [ 47.873949] [] ext4_filemap_fault+0x71/0xa0 [ 47.873956] [] __do_fault+0x223/0x500 [ 47.873962] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 47.873970] [] ? generic_file_readonly_mmap+0x190/0x190 [ 47.873977] [] handle_mm_fault+0x1326/0x2350 [ 47.873984] [] ? vm_insert_page+0x6f0/0x6f0 [ 47.873993] [] ? kvm_clock_read+0x23/0x40 [ 47.874000] [] ? kvm_clock_get_cycles+0x9/0x10 [ 47.874006] [] ? memset+0x31/0x40 [ 47.874015] [] __do_page_fault+0x403/0xa60 [ 47.874022] [] ? bad_area_access_error+0x3a0/0x3a0 [ 47.874031] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.874037] [] do_page_fault+0x27/0x30 [ 47.874044] [] page_fault+0x25/0x30 [ 47.874047] Mem-Info: [ 47.874064] active_anon:5699 inactive_anon:42 isolated_anon:0 [ 47.874064] active_file:31 inactive_file:31 isolated_file:0 [ 47.874064] unevictable:0 dirty:0 writeback:0 unstable:0 [ 47.874064] slab_reclaimable:3886 slab_unreclaimable:58370 [ 47.874064] mapped:19 shmem:48 pagetables:442 bounce:0 [ 47.874064] free:17 free_pcp:19 free_cma:0 [ 47.874076] Node 0 active_anon:22796kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 47.874093] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:36kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:16kB slab_unreclaimable:8kB kernel_stack:64kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 47.874118] Normal free:48kB min:5580kB low:9168kB high:12756kB active_anon:22760kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15528kB slab_unreclaimable:233472kB kernel_stack:4128kB pagetables:1768kB bounce:0kB free_pcp:76kB local_pcp:76kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 47.874153] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 111 total pagecache pages [ 47.874184] 0 pages in swap cache [ 47.874188] Swap cache stats: add 0, delete 0, find 0/0 [ 47.874189] Free swap = 0kB [ 47.874191] Total swap = 0kB [ 47.874193] 1965979 pages RAM [ 47.874195] 0 pages HighMem/MovableOnly [ 47.874197] 313617 pages reserved [ 47.874204] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 47.874209] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.874214] node 0: slabs: 576, objs: 6912, free: 0 [ 47.874218] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.874239] syz-execprog: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 47.874245] CPU: 1 PID: 2060 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 47.874257] ffff8801db7075c8 ffffffff81b42e79 1ffff1003b6e0ebb ffff8801d0b3df00 [ 47.874267] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db707710 [ 47.874276] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 47.874278] Call Trace: [ 47.874288] [ 47.874288] [] dump_stack+0xc1/0x128 [ 47.874296] [] warn_alloc.cold.31+0x7f/0x9c [ 47.874303] [] ? zone_watermark_ok_safe+0x250/0x250 [ 47.874311] [] ? get_page_from_freelist+0x23e/0x1d80 [ 47.874320] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 47.874327] [] ? kvm_sched_clock_read+0x9/0x20 [ 47.874334] [] ? sched_clock+0x9/0x10 [ 47.874342] [] ? down_trylock+0x50/0x70 [ 47.874350] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.874357] [] ? console_trylock+0x2b/0x150 [ 47.874365] [] ? vprintk_emit+0x272/0x790 [ 47.874372] [] ? format_decode+0x1b1/0x9e0 [ 47.874379] [] ? set_precision+0x170/0x170 [ 47.874387] [] ? vprintk_default+0x1d/0x30 [ 47.874394] [] new_slab+0x367/0x3d0 [ 47.874403] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 47.874410] [] ? __alloc_skb+0xe6/0x5b0 [ 47.874417] [] ? vprintk_emit+0x2b3/0x790 [ 47.874424] [] ? debug_object_activate+0x32d/0x4e0 [ 47.874432] [] ? console_trylock+0x2b/0x150 [ 47.874439] [] ? check_preemption_disabled+0x3b/0x200 [ 47.874446] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 47.874453] [] ? __alloc_skb+0xe6/0x5b0 [ 47.874461] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 47.874468] [] ? __alloc_skb+0xe6/0x5b0 [ 47.874475] [] kmem_cache_alloc+0x212/0x2b0 [ 47.874483] [] __alloc_skb+0xe6/0x5b0 [ 47.874491] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 47.874497] [] ? ipv6_get_ifaddr+0x300/0x510 [ 47.874503] [] ? trace_hardirqs_on+0xd/0x10 [ 47.874510] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.874518] [] ndisc_alloc_skb+0x144/0x330 [ 47.874525] [] ndisc_send_rs+0x2ff/0x670 [ 47.874532] [] ? __ipv6_get_lladdr+0x250/0x250 [ 47.874546] [] addrconf_rs_timer+0x27e/0x5a0 [ 47.874553] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.874560] [] ? debug_object_deactivate+0x214/0x340 [ 47.874567] [] ? call_timer_fn+0x18d/0x6e0 [ 47.874573] [] call_timer_fn+0x163/0x6e0 [ 47.874579] [] ? call_timer_fn+0xda/0x6e0 [ 47.874586] [] ? debug_object_deactivate+0x214/0x340 [ 47.874593] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.874599] [] ? process_timeout+0x20/0x20 [ 47.874606] [] ? expire_timers+0x226/0x580 [ 47.874613] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.874619] [] expire_timers+0x234/0x580 [ 47.874626] [] ? collect_expired_timers+0x1d5/0x2b0 [ 47.874633] [] run_timer_softirq+0x208/0x5e0 [ 47.874639] [] ? expire_timers+0x580/0x580 [ 47.874647] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 47.874654] [] ? hrtimer_interrupt+0x1d7/0x430 [ 47.874661] [] ? check_preemption_disabled+0x3b/0x200 [ 47.874668] [] __do_softirq+0x20e/0x964 [ 47.874675] [] ? check_preemption_disabled+0x3b/0x200 [ 47.874682] [] irq_exit+0x11c/0x150 [ 47.874690] [] smp_apic_timer_interrupt+0x81/0xb0 [ 47.874697] [] apic_timer_interrupt+0x9d/0xb0 [ 47.874707] [ 47.874707] [] ? console_unlock+0x7a3/0xb50 [ 47.874715] [] ? console_unlock+0x7ae/0xb50 [ 47.874723] [] ? vprintk_emit+0x282/0x790 [ 47.874730] [] vprintk_emit+0x448/0x790 [ 47.874738] [] vprintk+0x28/0x30 [ 47.874745] [] vprintk_default+0x1d/0x30 [ 47.874752] [] printk+0xaf/0xd7 [ 47.874760] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 47.874767] [] ? mark_held_locks+0xc7/0x130 [ 47.874774] [] dump_header.isra.4+0x13d/0x747 [ 47.874781] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 47.874788] [] ? ___ratelimit+0x53/0x401 [ 47.874795] [] oom_kill_process.cold.10+0xd/0xa6e [ 47.874803] [] ? has_capability_noaudit+0x24/0x30 [ 47.874810] [] ? check_preemption_disabled+0x3b/0x200 [ 47.874817] [] ? out_of_memory+0x6d4/0xe90 [ 47.874824] [] out_of_memory+0x292/0xe90 [ 47.874831] [] ? out_of_memory+0x410/0xe90 [ 47.874839] [] ? oom_killer_disable+0x200/0x200 [ 47.874845] [] ? trace_hardirqs_on+0xd/0x10 [ 47.874853] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 47.874861] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 47.874868] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 47.874876] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.874883] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 47.874890] [] ? find_get_entry+0x11a/0x570 [ 47.874897] [] ? find_get_entry+0x141/0x570 [ 47.874904] [] ? page_cache_prev_hole+0x80/0x80 [ 47.874911] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 47.874918] [] ? pagecache_get_page+0x131/0x710 [ 47.874925] [] filemap_fault+0xaf1/0x1110 [ 47.874933] [] ext4_filemap_fault+0x71/0xa0 [ 47.874939] [] __do_fault+0x223/0x500 [ 47.874946] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 47.874953] [] ? generic_file_readonly_mmap+0x190/0x190 [ 47.874960] [] handle_mm_fault+0x1326/0x2350 [ 47.874967] [] ? vm_insert_page+0x6f0/0x6f0 [ 47.874974] [] ? kvm_clock_read+0x23/0x40 [ 47.874981] [] ? kvm_clock_get_cycles+0x9/0x10 [ 47.874988] [] ? memset+0x31/0x40 [ 47.874995] [] __do_page_fault+0x403/0xa60 [ 47.875002] [] ? bad_area_access_error+0x3a0/0x3a0 [ 47.875010] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.875017] [] do_page_fault+0x27/0x30 [ 47.875024] [] page_fault+0x25/0x30 [ 47.875027] Mem-Info: [ 47.875041] active_anon:5699 inactive_anon:42 isolated_anon:0 [ 47.875041] active_file:31 inactive_file:31 isolated_file:0 [ 47.875041] unevictable:0 dirty:0 writeback:0 unstable:0 [ 47.875041] slab_reclaimable:3886 slab_unreclaimable:58370 [ 47.875041] mapped:19 shmem:48 pagetables:442 bounce:0 [ 47.875041] free:17 free_pcp:19 free_cma:0 [ 47.875053] Node 0 active_anon:22796kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 47.875070] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:36kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:16kB slab_unreclaimable:8kB kernel_stack:64kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 47.875094] Normal free:48kB min:5580kB low:9168kB high:12756kB active_anon:22760kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15528kB slab_unreclaimable:233472kB kernel_stack:4128kB pagetables:1768kB bounce:0kB free_pcp:76kB local_pcp:76kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 47.875128] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 111 total pagecache pages [ 47.875168] 0 pages in swap cache [ 47.875172] Swap cache stats: add 0, delete 0, find 0/0 [ 47.875174] Free swap = 0kB [ 47.875176] Total swap = 0kB [ 47.875178] 1965979 pages RAM [ 47.875180] 0 pages HighMem/MovableOnly [ 47.875182] 313617 pages reserved [ 47.875187] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 47.875193] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.875197] node 0: slabs: 576, objs: 6912, free: 0 [ 47.875200] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.952976] syz-executor.0: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 47.952984] CPU: 1 PID: 2092 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 47.952999] ffff8801db7075c8 ffffffff81b42e79 1ffff1003b6e0ebb ffff8801cec50000 [ 47.953009] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db707710 [ 47.953018] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 47.953020] Call Trace: [ 47.953036] [ 47.953037] [] dump_stack+0xc1/0x128 [ 47.953046] [] warn_alloc.cold.31+0x7f/0x9c [ 47.953055] [] ? zone_watermark_ok_safe+0x250/0x250 [ 47.953063] [] ? get_page_from_freelist+0x23e/0x1d80 [ 47.953071] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 47.953080] [] ? kvm_sched_clock_read+0x9/0x20 [ 47.953088] [] ? sched_clock+0x9/0x10 [ 47.953096] [] ? down_trylock+0x50/0x70 [ 47.953103] [] ? __lock_acquire+0x654/0x4a10 [ 47.953111] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.953119] [] ? console_trylock+0x2b/0x150 [ 47.953126] [] ? trace_hardirqs_on+0x10/0x10 [ 47.953134] [] ? set_precision+0x170/0x170 [ 47.953142] [] ? vprintk_default+0x1d/0x30 [ 47.953149] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 47.953158] [] new_slab+0x367/0x3d0 [ 47.953166] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 47.953175] [] ? __alloc_skb+0xe6/0x5b0 [ 47.953182] [] ? trace_hardirqs_on+0x10/0x10 [ 47.953190] [] ? __enqueue_entity+0x138/0x230 [ 47.953198] [] ? check_preemption_disabled+0x3b/0x200 [ 47.953206] [] ? __alloc_skb+0xe6/0x5b0 [ 47.953214] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 47.953221] [] ? __alloc_skb+0xe6/0x5b0 [ 47.953228] [] kmem_cache_alloc+0x212/0x2b0 [ 47.953235] [] ? mark_held_locks+0xc7/0x130 [ 47.953242] [] __alloc_skb+0xe6/0x5b0 [ 47.953250] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 47.953257] [] ? ipv6_get_ifaddr+0x300/0x510 [ 47.953263] [] ? trace_hardirqs_on+0xd/0x10 [ 47.953271] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.953280] [] ndisc_alloc_skb+0x144/0x330 [ 47.953288] [] ndisc_send_rs+0x2ff/0x670 [ 47.953295] [] ? __ipv6_get_lladdr+0x250/0x250 [ 47.953302] [] addrconf_rs_timer+0x27e/0x5a0 [ 47.953308] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.953316] [] call_timer_fn+0x163/0x6e0 [ 47.953322] [] ? call_timer_fn+0xda/0x6e0 [ 47.953328] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.953335] [] ? process_timeout+0x20/0x20 [ 47.953341] [] ? mark_held_locks+0xc7/0x130 [ 47.953349] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 47.953355] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.953362] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 47.953369] [] ? ipv6_get_lladdr+0x440/0x440 [ 47.953375] [] expire_timers+0x234/0x580 [ 47.953382] [] ? collect_expired_timers+0x1d5/0x2b0 [ 47.953389] [] run_timer_softirq+0x208/0x5e0 [ 47.953395] [] ? expire_timers+0x580/0x580 [ 47.953403] [] ? check_preemption_disabled+0x3b/0x200 [ 47.953411] [] __do_softirq+0x20e/0x964 [ 47.953418] [] ? check_preemption_disabled+0x3b/0x200 [ 47.953425] [] irq_exit+0x11c/0x150 [ 47.953433] [] smp_apic_timer_interrupt+0x81/0xb0 [ 47.953440] [] apic_timer_interrupt+0x9d/0xb0 [ 47.953449] [ 47.953450] [] ? lowmem_scan+0x313/0xaf0 [ 47.953458] [] ? __sanitizer_cov_trace_pc+0x4b/0x50 [ 47.953465] [] lowmem_scan+0x313/0xaf0 [ 47.953471] [] ? lowmem_scan+0x24e/0xaf0 [ 47.953478] [] ? check_preemption_disabled+0x3b/0x200 [ 47.953487] [] shrink_slab.part.8+0x3c6/0xa00 [ 47.953494] [] ? unregister_shrinker+0x230/0x230 [ 47.953502] [] shrink_node+0x1ed/0x740 [ 47.953510] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 47.953518] [] ? __delayacct_freepages_start+0x41/0x80 [ 47.953525] [] try_to_free_pages+0x377/0xb80 [ 47.953533] [] ? shrink_node+0x740/0x740 [ 47.953549] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 47.953556] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 47.953564] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 47.953572] [] ? check_preemption_disabled+0x3b/0x200 [ 47.953579] [] ? find_get_entry+0x11a/0x570 [ 47.953586] [] ? find_get_entry+0x141/0x570 [ 47.953593] [] ? page_cache_prev_hole+0x80/0x80 [ 47.953600] [] ? pagecache_get_page+0x131/0x710 [ 47.953607] [] filemap_fault+0xaf1/0x1110 [ 47.953616] [] ext4_filemap_fault+0x71/0xa0 [ 47.953623] [] __do_fault+0x223/0x500 [ 47.953629] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 47.953637] [] ? generic_file_readonly_mmap+0x190/0x190 [ 47.953644] [] handle_mm_fault+0x1326/0x2350 [ 47.953651] [] ? hrtimer_nanosleep+0x38c/0x550 [ 47.953658] [] ? vm_insert_page+0x6f0/0x6f0 [ 47.953665] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 47.953673] [] __do_page_fault+0x403/0xa60 [ 47.953682] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 47.953690] [] ? bad_area_access_error+0x3a0/0x3a0 [ 47.953699] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 47.953706] [] do_page_fault+0x27/0x30 [ 47.953712] [] page_fault+0x25/0x30 [ 47.953716] Mem-Info: [ 47.953732] active_anon:5699 inactive_anon:42 isolated_anon:0 [ 47.953732] active_file:31 inactive_file:31 isolated_file:0 [ 47.953732] unevictable:0 dirty:0 writeback:0 unstable:0 [ 47.953732] slab_reclaimable:3886 slab_unreclaimable:58370 [ 47.953732] mapped:19 shmem:48 pagetables:442 bounce:0 [ 47.953732] free:17 free_pcp:19 free_cma:0 [ 47.953744] Node 0 active_anon:22796kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 47.953762] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:36kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:16kB slab_unreclaimable:8kB kernel_stack:64kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 47.953787] Normal free:48kB min:5580kB low:9168kB high:12756kB active_anon:22760kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15528kB slab_unreclaimable:233472kB kernel_stack:4128kB pagetables:1768kB bounce:0kB free_pcp:76kB local_pcp:76kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 47.953832] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 111 total pagecache pages [ 47.953865] 0 pages in swap cache [ 47.953868] Swap cache stats: add 0, delete 0, find 0/0 [ 47.953870] Free swap = 0kB [ 47.953872] Total swap = 0kB [ 47.953875] 1965979 pages RAM [ 47.953877] 0 pages HighMem/MovableOnly [ 47.953879] 313617 pages reserved [ 47.953978] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 47.953983] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.953992] node 0: slabs: 576, objs: 6912, free: 0 [ 47.954020] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 48.032969] syz-executor.5: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 48.032978] CPU: 1 PID: 2984 Comm: syz-executor.5 Not tainted 4.9.141+ #23 [ 48.032992] ffff8801db7075c8 ffffffff81b42e79 1ffff1003b6e0ebb ffff8801d78717c0 [ 48.033000] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db707710 [ 48.033008] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 48.033010] Call Trace: [ 48.033026] [ 48.033026] [] dump_stack+0xc1/0x128 [ 48.033035] [] warn_alloc.cold.31+0x7f/0x9c [ 48.033044] [] ? zone_watermark_ok_safe+0x250/0x250 [ 48.033052] [] ? get_page_from_freelist+0x23e/0x1d80 [ 48.033060] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 48.033068] [] ? __lock_acquire+0x654/0x4a10 [ 48.033076] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 48.033083] [] ? trace_hardirqs_on+0x10/0x10 [ 48.033090] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 48.033099] [] ? _find_next_bit.part.0+0xe0/0x120 [ 48.033106] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.033114] [] new_slab+0x367/0x3d0 [ 48.033123] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 48.033132] [] ? __alloc_skb+0xe6/0x5b0 [ 48.033139] [] ? trace_hardirqs_on+0x10/0x10 [ 48.033147] [] ? __enqueue_entity+0x138/0x230 [ 48.033155] [] ? check_preemption_disabled+0x3b/0x200 [ 48.033162] [] ? __alloc_skb+0xe6/0x5b0 [ 48.033170] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 48.033177] [] ? __alloc_skb+0xe6/0x5b0 [ 48.033185] [] kmem_cache_alloc+0x212/0x2b0 [ 48.033191] [] ? mark_held_locks+0xc7/0x130 [ 48.033198] [] __alloc_skb+0xe6/0x5b0 ** 53 printk messages dropped ** [ 48.033597] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 48.033608] [] ? __cap_capable+0x168/0x1c0 [ 48.033616] [] ? ns_capable_common+0x12a/0x150 [ 48.033624] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 48.033632] [] compat_nf_setsockopt+0x8b/0x130 [ 48.033639] [] ? compat_do_replace.isra.10+0x380/0x380 [ 48.033647] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 48.033656] [] inet_csk_compat_setsockopt+0x97/0x120 [ 48.033663] [] ? ipv6_setsockopt+0x130/0x130 [ 48.033670] [] compat_tcp_setsockopt+0x3d/0x70 [ 48.033678] [] compat_sock_common_setsockopt+0xb4/0x150 [ 48.033685] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 48.033694] [] compat_SyS_setsockopt+0x169/0x550 [ 48.033701] [] ? sock_common_setsockopt+0xe0/0xe0 [ 48.033709] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 48.033717] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 48.033725] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 48.033732] [] ? do_fast_syscall_32+0xcf/0xa10 [ 48.033739] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 48.033746] [] do_fast_syscall_32+0x2f1/0xa10 [ 48.033754] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 48.033761] [] entry_SYSENTER_compat+0x90/0xa2 [ 48.033764] Mem-Info: [ 48.033781] active_anon:5699 inactive_anon:42 isolated_anon:0 [ 48.033781] active_file:31 inactive_file:31 isolated_file:0 [ 48.033781] unevictable:0 dirty:0 writeback:0 unstable:0 [ 48.033781] slab_reclaimable:3886 slab_unreclaimable:58370 [ 48.033781] mapped:19 shmem:48 pagetables:442 bounce:0 [ 48.033781] free:17 free_pcp:19 free_cma:0 [ 48.033793] Node 0 active_anon:22796kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 48.033811] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:36kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:16kB slab_unreclaimable:8kB kernel_stack:64kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 48.033836] Normal free:48kB min:5580kB low:9168kB high:12756kB active_anon:22760kB inactive_anon:168kB active_file:124kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15528kB slab_unreclaimable:233472kB kernel_stack:4128kB pagetables:1768kB bounce:0kB free_pcp:76kB local_pcp:76kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 48.033872] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB 111 total pagecache pages [ 48.033904] 0 pages in swap cache [ 48.033908] Swap cache stats: add 0, delete 0, find 0/0 [ 48.033910] Free swap = 0kB [ 48.033912] Total swap = 0kB [ 48.033914] 1965979 pages RAM [ 48.033916] 0 pages HighMem/MovableOnly [ 48.033918] 313617 pages reserved [ 48.033925] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 48.033931] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 48.033936] node 0: slabs: 576, objs: 6912, free: 0 [ 48.033941] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 48.118257] syz-execprog: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 48.118266] CPU: 1 PID: 2060 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 48.118281] ffff8801db7075c8 ffffffff81b42e79 1ffff1003b6e0ebb ffff8801d0b3df00 [ 48.118290] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db707710 [ 48.118300] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 48.118302] Call Trace: [ 48.118319] [ 48.118319] [] dump_stack+0xc1/0x128 [ 48.118328] [] warn_alloc.cold.31+0x7f/0x9c [ 48.118337] [] ? zone_watermark_ok_safe+0x250/0x250 [ 48.118345] [] ? get_page_from_freelist+0x23e/0x1d80 [ 48.118354] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 48.118363] [] ? kvm_sched_clock_read+0x9/0x20 [ 48.118370] [] ? sched_clock+0x9/0x10 [ 48.118378] [] ? down_trylock+0x50/0x70 [ 48.118385] [] ? __lock_acquire+0x654/0x4a10 [ 48.118393] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 48.118400] [] ? trace_hardirqs_on+0x10/0x10 [ 48.118408] [] ? cpuacct_charge+0x1db/0x360 [ 48.118415] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.118424] [] new_slab+0x367/0x3d0 [ 48.118431] [] ? cpuacct_charge+0x1db/0x360 [ 48.118439] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 48.118448] [] ? check_preemption_disabled+0x3b/0x200 [ 48.118457] [] ? __alloc_skb+0xe6/0x5b0 [ 48.118465] [] ? __enqueue_entity+0x138/0x230 [ 48.118473] [] ? account_entity_enqueue+0x20f/0x370 [ 48.118480] [] ? check_preemption_disabled+0x3b/0x200 [ 48.118488] [] ? __alloc_skb+0xe6/0x5b0 [ 48.118496] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 48.118503] [] ? __alloc_skb+0xe6/0x5b0 [ 48.118510] [] kmem_cache_alloc+0x212/0x2b0 [ 48.118518] [] __alloc_skb+0xe6/0x5b0 [ 48.118525] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 48.118533] [] ? ipv6_get_ifaddr+0x300/0x510 [ 48.118546] [] ? trace_hardirqs_on+0xd/0x10 [ 48.118555] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 48.118563] [] ndisc_alloc_skb+0x144/0x330 [ 48.118571] [] ndisc_send_rs+0x2ff/0x670 [ 48.118577] [] ? __ipv6_get_lladdr+0x250/0x250 [ 48.118584] [] addrconf_rs_timer+0x27e/0x5a0 [ 48.118591] [] ? ipv6_get_lladdr+0x440/0x440 [ 48.118598] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.118605] [] ? debug_object_deactivate+0x214/0x340 [ 48.118613] [] call_timer_fn+0x163/0x6e0 [ 48.118619] [] ? call_timer_fn+0xda/0x6e0 [ 48.118626] [] ? debug_object_deactivate+0x214/0x340 [ 48.118632] [] ? ipv6_get_lladdr+0x440/0x440 [ 48.118639] [] ? process_timeout+0x20/0x20 [ 48.118646] [] ? expire_timers+0x226/0x580 [ 48.118652] [] ? ipv6_get_lladdr+0x440/0x440 [ 48.118659] [] expire_timers+0x234/0x580 [ 48.118665] [] ? collect_expired_timers+0x1d5/0x2b0 [ 48.118672] [] run_timer_softirq+0x208/0x5e0 [ 48.118679] [] ? expire_timers+0x580/0x580 [ 48.118688] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 48.118695] [] ? hrtimer_interrupt+0x1d7/0x430 [ 48.118702] [] ? check_preemption_disabled+0x3b/0x200 [ 48.118711] [] __do_softirq+0x20e/0x964 [ 48.118718] [] ? check_preemption_disabled+0x3b/0x200 [ 48.118725] [] irq_exit+0x11c/0x150 [ 48.118733] [] smp_apic_timer_interrupt+0x81/0xb0 [ 48.118740] [] apic_timer_interrupt+0x9d/0xb0 [ 48.118751] [ 48.118751] [] ? console_unlock+0x7a3/0xb50 [ 48.118759] [] ? console_unlock+0x7ae/0xb50 [ 48.118767] [] ? vprintk_emit+0x282/0x790 [ 48.118774] [] vprintk_emit+0x448/0x790 [ 48.118782] [] vprintk+0x28/0x30 [ 48.118789] [] vprintk_default+0x1d/0x30 [ 48.118797] [] printk+0xaf/0xd7 [ 48.118805] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 48.118811] [] ? mark_held_locks+0xc7/0x130 [ 48.118819] [] dump_header.isra.4+0x13d/0x747 [ 48.118826] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 48.118833] [] ? ___ratelimit+0x53/0x401 [ 48.118841] [] oom_kill_process.cold.10+0xd/0xa6e [ 48.118849] [] ? has_capability_noaudit+0x24/0x30 [ 48.118856] [] ? check_preemption_disabled+0x3b/0x200 [ 48.118863] [] ? out_of_memory+0x6d4/0xe90 [ 48.118870] [] out_of_memory+0x292/0xe90 [ 48.118877] [] ? out_of_memory+0x410/0xe90 [ 48.118885] [] ? oom_killer_disable+0x200/0x200 [ 48.118891] [] ? trace_hardirqs_on+0xd/0x10 [ 48.118899] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 48.118907] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 48.118914] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 48.118922] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 48.118929] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 48.118936] [] ? find_get_entry+0x11a/0x570 [ 48.118943] [] ? find_get_entry+0x141/0x570 [ 48.118950] [] ? page_cache_prev_hole+0x80/0x80 [ 48.118958] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 48.118965] [] ? pagecache_get_page+0x131/0x710 ** 142 printk messages dropped ** [ 48.120012] [] __do_page_fault+0x403/0xa60 [ 48.120019] [] ? bad_area_access_error+0x3a0/0x3a0 ** 159 printk messages dropped ** [ 50.843055] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 50.843055] to free 112kB on behalf of 'syz-executor.5' (2090) because [ 50.843055] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 50.843055] Free memory is -37504kB above reserved ** 78 printk messages dropped ** [ 65.790753] [] ? zone_watermark_ok_safe+0x250/0x250 ** 17 printk messages dropped ** [ 65.790895] [] ? vm_insert_page+0x6f0/0x6f0 ** 14 printk messages dropped ** [ 65.791070] lowmem_reserve[]: 0 0 0 [ 65.791125] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 238*4kB (MH) 134*8kB (ME) 48*16kB (UME) 27*32kB (UM) 4*64kB (M) 2*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5448kB 76 total pagecache pages [ 65.791179] 0 pages in swap cache [ 65.791183] Swap cache stats: add 0, delete 0, find 0/0 [ 65.791185] Free swap = 0kB [ 65.791188] Total swap = 0kB [ 65.791190] 1965979 pages RAM [ 65.791193] 0 pages HighMem/MovableOnly [ 65.791195] 313617 pages reserved [ 65.822681] rsyslogd: page allocation stalls for 10060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 65.822691] CPU: 0 PID: 1899 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 65.822708] ffff8801d30177c0 ffffffff81b42e79 1ffff1003a602efa ffff8801d3de8000 [ 65.822719] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d3017908 [ 65.822730] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 65.822732] Call Trace: [ 65.822747] [] dump_stack+0xc1/0x128 [ 65.822757] [] warn_alloc.cold.31+0x7f/0x9c [ 65.822767] [] ? zone_watermark_ok_safe+0x250/0x250 [ 65.822776] [] ? shrink_node+0x740/0x740 [ 65.822785] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 65.822795] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 65.822804] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 65.822812] [] ? find_get_entry+0x11a/0x570 [ 65.822820] [] ? find_get_entry+0x141/0x570 [ 65.822827] [] ? page_cache_prev_hole+0x80/0x80 [ 65.822836] [] ? autoremove_wake_function+0x40/0x40 [ 65.822844] [] ? pagecache_get_page+0x131/0x710 [ 65.822852] [] filemap_fault+0xaf1/0x1110 [ 65.822862] [] ext4_filemap_fault+0x71/0xa0 [ 65.822869] [] __do_fault+0x223/0x500 [ 65.822876] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 65.822885] [] ? generic_file_readonly_mmap+0x190/0x190 [ 65.822893] [] handle_mm_fault+0x1326/0x2350 [ 65.822901] [] ? vm_insert_page+0x6f0/0x6f0 [ 65.822915] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.822924] [] __do_page_fault+0x403/0xa60 [ 65.822931] [] ? bad_area_access_error+0x3a0/0x3a0 [ 65.822939] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.822945] [] do_page_fault+0x27/0x30 [ 65.822953] [] page_fault+0x25/0x30 [ 65.880712] Mem-Info: [ 65.880732] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 65.880732] active_file:0 inactive_file:28 isolated_file:0 [ 65.880732] unevictable:0 dirty:0 writeback:0 unstable:0 [ 65.880732] slab_reclaimable:3901 slab_unreclaimable:58205 [ 65.880732] mapped:4 shmem:48 pagetables:422 bounce:0 [ 65.880732] free:6031 free_pcp:60 free_cma:0 [ 65.880748] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 65.880768] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 65.880798] Normal free:5448kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232672kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:240kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 65.880861] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 238*4kB (MH) 134*8kB (ME) 48*16kB (UME) 27*32kB (UM) 4*64kB (M) 2*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5448kB 76 total pagecache pages [ 65.880915] 0 pages in swap cache [ 65.880919] Swap cache stats: add 0, delete 0, find 0/0 [ 65.880921] Free swap = 0kB [ 65.880923] Total swap = 0kB [ 65.880926] 1965979 pages RAM [ 65.880928] 0 pages HighMem/MovableOnly [ 65.880930] 313617 pages reserved [ 65.950730] syz-executor.2: page allocation stalls for 10040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 65.950740] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 65.950755] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 65.950764] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 65.950772] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 65.950774] Call Trace: [ 65.950788] [] dump_stack+0xc1/0x128 [ 65.950798] [] warn_alloc.cold.31+0x7f/0x9c [ 65.950808] [] ? zone_watermark_ok_safe+0x250/0x250 [ 65.950817] [] ? shrink_node+0x740/0x740 [ 65.950827] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 65.950836] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.950845] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 65.950854] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 65.950862] [] ? find_get_entry+0x11a/0x570 [ 65.950870] [] ? find_get_entry+0x141/0x570 [ 65.950877] [] ? page_cache_prev_hole+0x80/0x80 [ 65.950886] [] ? autoremove_wake_function+0x40/0x40 [ 65.950894] [] ? pagecache_get_page+0x131/0x710 [ 65.950902] [] filemap_fault+0xaf1/0x1110 [ 65.950912] [] ext4_filemap_fault+0x71/0xa0 [ 65.950919] [] __do_fault+0x223/0x500 [ 65.950927] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 65.950935] [] ? handle_mm_fault+0x1d4f/0x2350 [ 65.950943] [] handle_mm_fault+0x1326/0x2350 [ 65.950951] [] ? vm_insert_page+0x6f0/0x6f0 [ 65.950960] [] ? generic_fillattr+0x18/0x5c0 [ 65.950968] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.950978] [] __do_page_fault+0x403/0xa60 [ 65.950986] [] ? bad_area_access_error+0x3a0/0x3a0 [ 65.950996] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 65.951004] [] do_page_fault+0x27/0x30 [ 65.951013] [] page_fault+0x25/0x30 [ 65.951016] Mem-Info: [ 65.951035] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 65.951035] active_file:0 inactive_file:28 isolated_file:0 [ 65.951035] unevictable:0 dirty:0 writeback:0 unstable:0 [ 65.951035] slab_reclaimable:3901 slab_unreclaimable:58205 [ 65.951035] mapped:4 shmem:48 pagetables:422 bounce:0 [ 65.951035] free:6031 free_pcp:60 free_cma:0 [ 65.951059] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 65.951078] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 65.951106] Normal free:5448kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232672kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:240kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 65.951170] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 238*4kB (MH) 134*8kB (ME) 48*16kB (UME) 27*32kB (UM) 4*64kB (M) 2*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5448kB 76 total pagecache pages [ 65.951224] 0 pages in swap cache [ 65.951228] Swap cache stats: add 0, delete 0, find 0/0 [ 65.951231] Free swap = 0kB [ 65.951233] Total swap = 0kB [ 65.951235] 1965979 pages RAM [ 65.951238] 0 pages HighMem/MovableOnly [ 65.951240] 313617 pages reserved [ 65.960766] init: page allocation stalls for 10080ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 65.960775] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 65.960789] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 65.960798] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 65.960808] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 65.960810] Call Trace: [ 65.960825] [] dump_stack+0xc1/0x128 [ 65.960835] [] warn_alloc.cold.31+0x7f/0x9c [ 65.960845] [] ? zone_watermark_ok_safe+0x250/0x250 [ 65.960854] [] ? shrink_node+0x740/0x740 [ 65.960863] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 65.960872] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 65.960881] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 65.960893] [] ? anon_vma_prepare+0x62/0x3d0 ** 76 printk messages dropped ** [ 65.991238] Normal: 238*4kB (MH) 134*8kB (ME) 48*16kB (UME) 27*32kB (UM) 4*64kB (M) 2*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5448kB ** 272 printk messages dropped ** [ 75.805070] CPU: 1 PID: 2066 Comm: getty Not tainted 4.9.141+ #23 ** 8 printk messages dropped ** [ 75.805166] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 75.805173] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.805183] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 75.805191] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 75.805199] [] ? find_get_entry+0x11a/0x570 ** 48 printk messages dropped ** [ 75.820789] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 75.820797] [] ? find_get_entry+0x11a/0x570 [ 75.820805] [] ? find_get_entry+0x141/0x570 [ 75.820812] [] ? page_cache_prev_hole+0x80/0x80 [ 75.820821] [] ? autoremove_wake_function+0x40/0x40 [ 75.820829] [] ? pagecache_get_page+0x131/0x710 [ 75.820837] [] filemap_fault+0xaf1/0x1110 [ 75.820846] [] ext4_filemap_fault+0x71/0xa0 [ 75.820854] [] __do_fault+0x223/0x500 [ 75.820861] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 75.820869] [] ? handle_mm_fault+0x1d4f/0x2350 [ 75.820877] [] handle_mm_fault+0x1326/0x2350 [ 75.820886] [] ? hrtimer_nanosleep+0x38c/0x550 [ 75.820893] [] ? vm_insert_page+0x6f0/0x6f0 [ 75.820901] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 75.820908] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.820918] [] __do_page_fault+0x403/0xa60 [ 75.820928] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 75.820936] [] ? bad_area_access_error+0x3a0/0x3a0 [ 75.820946] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.820953] [] do_page_fault+0x27/0x30 [ 75.820962] [] page_fault+0x25/0x30 [ 75.820965] Mem-Info: [ 75.820983] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 75.820983] active_file:0 inactive_file:28 isolated_file:0 [ 75.820983] unevictable:0 dirty:0 writeback:0 unstable:0 [ 75.820983] slab_reclaimable:3901 slab_unreclaimable:58211 [ 75.820983] mapped:4 shmem:48 pagetables:422 bounce:0 [ 75.820983] free:5998 free_pcp:87 free_cma:0 [ 75.820997] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 75.821017] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 75.821045] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 75.821105] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5316kB 76 total pagecache pages [ 75.821157] 0 pages in swap cache [ 75.821161] Swap cache stats: add 0, delete 0, find 0/0 [ 75.821164] Free swap = 0kB [ 75.821166] Total swap = 0kB [ 75.821169] 1965979 pages RAM [ 75.821171] 0 pages HighMem/MovableOnly [ 75.821173] 313617 pages reserved [ 75.888286] init: page allocation stalls for 20010ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 75.888295] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 75.888312] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 75.888323] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 75.888333] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 75.888335] Call Trace: [ 75.888351] [] dump_stack+0xc1/0x128 [ 75.888361] [] warn_alloc.cold.31+0x7f/0x9c [ 75.888370] [] ? zone_watermark_ok_safe+0x250/0x250 [ 75.888379] [] ? shrink_node+0x740/0x740 [ 75.888389] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 75.888398] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.888407] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 75.888418] [] ? anon_vma_prepare+0x62/0x3d0 [ 75.888426] [] wp_page_copy+0x150/0x12a0 [ 75.888433] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.888442] [] ? init_wait_entry+0x100/0x100 [ 75.888449] [] ? add_mm_counter_fast+0xc0/0xc0 [ 75.888456] [] ? do_wp_page+0x270/0x2010 [ 75.888463] [] do_wp_page+0x2ae/0x2010 [ 75.888471] [] ? vm_normal_page+0x300/0x300 [ 75.888479] [] ? __lock_acquire+0x654/0x4a10 [ 75.888486] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.888494] [] ? handle_mm_fault+0x481/0x2350 [ 75.888502] [] handle_mm_fault+0xfcb/0x2350 [ 75.888510] [] ? vm_insert_page+0x6f0/0x6f0 [ 75.888518] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.888528] [] __do_page_fault+0x403/0xa60 [ 75.888536] [] ? bad_area_access_error+0x3a0/0x3a0 [ 75.888546] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.888562] [] do_page_fault+0x27/0x30 [ 75.888571] [] page_fault+0x25/0x30 [ 75.888574] Mem-Info: [ 75.888592] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 75.888592] active_file:0 inactive_file:28 isolated_file:0 [ 75.888592] unevictable:0 dirty:0 writeback:0 unstable:0 [ 75.888592] slab_reclaimable:3901 slab_unreclaimable:58211 [ 75.888592] mapped:4 shmem:48 pagetables:422 bounce:0 [ 75.888592] free:5998 free_pcp:87 free_cma:0 [ 75.888606] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 75.888626] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 75.888654] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 75.888715] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5316kB 76 total pagecache pages [ 75.888766] 0 pages in swap cache [ 75.888770] Swap cache stats: add 0, delete 0, find 0/0 [ 75.888772] Free swap = 0kB [ 75.888775] Total swap = 0kB [ 75.888777] 1965979 pages RAM [ 75.888779] 0 pages HighMem/MovableOnly [ 75.888782] 313617 pages reserved [ 75.930483] init: page allocation stalls for 20010ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 75.930491] CPU: 0 PID: 3008 Comm: init Not tainted 4.9.141+ #23 [ 75.930508] ffff880044f2f630 ffffffff81b42e79 1ffff100089e5ec8 ffff8801d6a80000 [ 75.930519] ffffffff82a97480 0000000000000001 0000000000400000 ffff880044f2f778 [ 75.930529] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 75.930531] Call Trace: [ 75.930546] [] dump_stack+0xc1/0x128 [ 75.930555] [] warn_alloc.cold.31+0x7f/0x9c [ 75.930564] [] ? zone_watermark_ok_safe+0x250/0x250 [ 75.930573] [] ? shrink_node+0x740/0x740 [ 75.930582] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 75.930592] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 75.930603] [] ? anon_vma_prepare+0x62/0x3d0 [ 75.930611] [] wp_page_copy+0x150/0x12a0 [ 75.930619] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 75.930628] [] ? init_wait_entry+0x100/0x100 [ 75.930635] [] ? add_mm_counter_fast+0xc0/0xc0 [ 75.930642] [] ? do_wp_page+0x270/0x2010 [ 75.930649] [] do_wp_page+0x2ae/0x2010 [ 75.930657] [] ? vm_normal_page+0x300/0x300 [ 75.930665] [] ? __lock_acquire+0x654/0x4a10 [ 75.930673] [] ? handle_mm_fault+0x481/0x2350 [ 75.930681] [] handle_mm_fault+0xfcb/0x2350 [ 75.930689] [] ? vm_insert_page+0x6f0/0x6f0 [ 75.930696] [] ? memset+0x31/0x40 [ 75.930705] [] __do_page_fault+0x403/0xa60 [ 75.930714] [] ? bad_area_access_error+0x3a0/0x3a0 [ 75.930723] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 75.930731] [] do_page_fault+0x27/0x30 [ 75.930739] [] page_fault+0x25/0x30 [ 75.930747] [] ? __put_user_4+0x19/0x20 [ 75.930755] [] ? schedule_tail+0xd8/0x120 [ 75.930763] [] ret_from_fork+0x8/0x70 [ 75.930766] Mem-Info: [ 75.930784] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 75.930784] active_file:0 inactive_file:28 isolated_file:0 [ 75.930784] unevictable:0 dirty:0 writeback:0 unstable:0 [ 75.930784] slab_reclaimable:3901 slab_unreclaimable:58211 [ 75.930784] mapped:4 shmem:48 pagetables:422 bounce:0 [ 75.930784] free:5998 free_pcp:87 free_cma:0 [ 75.930799] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes ** 172 printk messages dropped ** [ 76.088289] [] handle_mm_fault+0x1326/0x2350 [ 76.088297] [] ? vm_insert_page+0x6f0/0x6f0 ** 179 printk messages dropped ** [ 85.788823] [] ? generic_file_readonly_mmap+0x190/0x190 [ 85.788831] [] handle_mm_fault+0x1326/0x2350 [ 85.788839] [] ? vm_insert_page+0x6f0/0x6f0 [ 85.788848] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.788858] [] __do_page_fault+0x403/0xa60 ** 48 printk messages dropped ** [ 85.790851] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 85.790859] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.790868] [] __do_page_fault+0x403/0xa60 [ 85.790878] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 85.790886] [] ? bad_area_access_error+0x3a0/0x3a0 [ 85.790895] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 85.790903] [] do_page_fault+0x27/0x30 [ 85.790910] [] page_fault+0x25/0x30 [ 85.790914] Mem-Info: [ 85.790931] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 85.790931] active_file:0 inactive_file:28 isolated_file:0 [ 85.790931] unevictable:0 dirty:0 writeback:0 unstable:0 [ 85.790931] slab_reclaimable:3901 slab_unreclaimable:58211 [ 85.790931] mapped:4 shmem:48 pagetables:422 bounce:0 [ 85.790931] free:5998 free_pcp:87 free_cma:0 [ 85.790946] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 85.790965] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 85.790994] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 85.791065] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5316kB 76 total pagecache pages [ 85.791118] 0 pages in swap cache [ 85.791123] Swap cache stats: add 0, delete 0, find 0/0 [ 85.791125] Free swap = 0kB [ 85.791127] Total swap = 0kB [ 85.791130] 1965979 pages RAM [ 85.791132] 0 pages HighMem/MovableOnly [ 85.791135] 313617 pages reserved [ 85.884893] init: page allocation stalls for 30010ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 85.884902] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 85.884920] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 85.884932] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 85.884943] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 85.884945] Call Trace: [ 85.884960] [] dump_stack+0xc1/0x128 [ 85.884970] [] warn_alloc.cold.31+0x7f/0x9c [ 85.884981] [] ? zone_watermark_ok_safe+0x250/0x250 [ 85.884990] [] ? shrink_node+0x740/0x740 [ 85.885000] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 85.885009] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.885019] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 85.885030] [] ? anon_vma_prepare+0x62/0x3d0 [ 85.885037] [] wp_page_copy+0x150/0x12a0 [ 85.885045] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.885054] [] ? init_wait_entry+0x100/0x100 [ 85.885062] [] ? add_mm_counter_fast+0xc0/0xc0 [ 85.885069] [] ? do_wp_page+0x270/0x2010 [ 85.885077] [] do_wp_page+0x2ae/0x2010 [ 85.885084] [] ? vm_normal_page+0x300/0x300 [ 85.885093] [] ? __lock_acquire+0x654/0x4a10 [ 85.885100] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.885108] [] ? handle_mm_fault+0x481/0x2350 [ 85.885117] [] handle_mm_fault+0xfcb/0x2350 [ 85.885125] [] ? vm_insert_page+0x6f0/0x6f0 [ 85.885133] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.885143] [] __do_page_fault+0x403/0xa60 [ 85.885151] [] ? bad_area_access_error+0x3a0/0x3a0 [ 85.885162] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 85.885169] [] do_page_fault+0x27/0x30 [ 85.885178] [] page_fault+0x25/0x30 [ 85.885181] Mem-Info: [ 85.885201] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 85.885201] active_file:0 inactive_file:28 isolated_file:0 [ 85.885201] unevictable:0 dirty:0 writeback:0 unstable:0 [ 85.885201] slab_reclaimable:3901 slab_unreclaimable:58211 [ 85.885201] mapped:4 shmem:48 pagetables:422 bounce:0 [ 85.885201] free:5998 free_pcp:87 free_cma:0 [ 85.885215] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 85.885236] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 85.885265] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 85.885328] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5316kB 76 total pagecache pages [ 85.885381] 0 pages in swap cache [ 85.885386] Swap cache stats: add 0, delete 0, find 0/0 [ 85.885388] Free swap = 0kB [ 85.885390] Total swap = 0kB [ 85.885393] 1965979 pages RAM [ 85.885395] 0 pages HighMem/MovableOnly [ 85.885397] 313617 pages reserved [ 85.942349] syz-executor.2: page allocation stalls for 30030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 85.942359] CPU: 1 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 85.942376] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 85.942388] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 85.942399] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 85.942401] Call Trace: [ 85.942421] [] dump_stack+0xc1/0x128 [ 85.942432] [] warn_alloc.cold.31+0x7f/0x9c [ 85.942446] [] ? zone_watermark_ok_safe+0x250/0x250 [ 85.942455] [] ? shrink_node+0x740/0x740 [ 85.942465] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 85.942474] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.942483] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 85.942492] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 85.942500] [] ? find_get_entry+0x11a/0x570 [ 85.942508] [] ? find_get_entry+0x141/0x570 [ 85.942516] [] ? page_cache_prev_hole+0x80/0x80 [ 85.942525] [] ? autoremove_wake_function+0x40/0x40 [ 85.942537] [] ? pagecache_get_page+0x131/0x710 [ 85.942546] [] filemap_fault+0xaf1/0x1110 [ 85.942564] [] ext4_filemap_fault+0x71/0xa0 [ 85.942572] [] __do_fault+0x223/0x500 [ 85.942580] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 85.942588] [] ? handle_mm_fault+0x1d4f/0x2350 [ 85.942596] [] handle_mm_fault+0x1326/0x2350 [ 85.942604] [] ? vm_insert_page+0x6f0/0x6f0 [ 85.942614] [] ? generic_fillattr+0x18/0x5c0 [ 85.942622] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 85.942636] [] __do_page_fault+0x403/0xa60 [ 85.942645] [] ? bad_area_access_error+0x3a0/0x3a0 [ 85.942656] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 85.942667] [] do_page_fault+0x27/0x30 [ 85.942676] [] page_fault+0x25/0x30 [ 85.942680] Mem-Info: [ 85.942699] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 85.942699] active_file:0 inactive_file:28 isolated_file:0 [ 85.942699] unevictable:0 dirty:0 writeback:0 unstable:0 [ 85.942699] slab_reclaimable:3901 slab_unreclaimable:58211 [ 85.942699] mapped:4 shmem:48 pagetables:422 bounce:0 [ 85.942699] free:5998 free_pcp:87 free_cma:0 [ 85.942713] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 85.942734] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ** 232 printk messages dropped ** [ 86.343026] [] ? autoremove_wake_function+0x40/0x40 ** 111 printk messages dropped ** [ 95.812928] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 57 printk messages dropped ** [ 95.821060] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 95.821089] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 95.821152] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5316kB 76 total pagecache pages [ 95.821207] 0 pages in swap cache [ 95.821211] Swap cache stats: add 0, delete 0, find 0/0 [ 95.821213] Free swap = 0kB [ 95.821216] Total swap = 0kB [ 95.821218] 1965979 pages RAM [ 95.821221] 0 pages HighMem/MovableOnly [ 95.821223] 313617 pages reserved [ 95.832982] Mem-Info: [ 95.833003] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 95.833003] active_file:0 inactive_file:28 isolated_file:0 [ 95.833003] unevictable:0 dirty:0 writeback:0 unstable:0 [ 95.833003] slab_reclaimable:3901 slab_unreclaimable:58211 [ 95.833003] mapped:4 shmem:48 pagetables:422 bounce:0 [ 95.833003] free:5998 free_pcp:87 free_cma:0 [ 95.833017] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 95.833037] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 95.833074] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 95.833137] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5316kB 76 total pagecache pages [ 95.833191] 0 pages in swap cache [ 95.833195] Swap cache stats: add 0, delete 0, find 0/0 [ 95.833198] Free swap = 0kB [ 95.833200] Total swap = 0kB [ 95.833203] 1965979 pages RAM [ 95.833205] 0 pages HighMem/MovableOnly [ 95.833207] 313617 pages reserved [ 95.962498] init: page allocation stalls for 40040ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 95.962508] CPU: 1 PID: 3008 Comm: init Not tainted 4.9.141+ #23 [ 95.962525] ffff880044f2f630 ffffffff81b42e79 1ffff100089e5ec8 ffff8801d6a80000 [ 95.962536] ffffffff82a97480 0000000000000001 0000000000400000 ffff880044f2f778 [ 95.962548] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 95.962550] Call Trace: [ 95.962573] [] dump_stack+0xc1/0x128 [ 95.962583] [] warn_alloc.cold.31+0x7f/0x9c [ 95.962593] [] ? zone_watermark_ok_safe+0x250/0x250 [ 95.962603] [] ? shrink_node+0x740/0x740 [ 95.962613] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 95.962623] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 95.962634] [] ? anon_vma_prepare+0x62/0x3d0 [ 95.962642] [] wp_page_copy+0x150/0x12a0 [ 95.962651] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 95.962660] [] ? init_wait_entry+0x100/0x100 [ 95.962667] [] ? add_mm_counter_fast+0xc0/0xc0 [ 95.962675] [] ? do_wp_page+0x270/0x2010 [ 95.962683] [] do_wp_page+0x2ae/0x2010 [ 95.962690] [] ? vm_normal_page+0x300/0x300 [ 95.962699] [] ? __lock_acquire+0x654/0x4a10 [ 95.962707] [] ? handle_mm_fault+0x481/0x2350 [ 95.962715] [] handle_mm_fault+0xfcb/0x2350 [ 95.962723] [] ? vm_insert_page+0x6f0/0x6f0 [ 95.962731] [] ? memset+0x31/0x40 [ 95.962741] [] __do_page_fault+0x403/0xa60 [ 95.962749] [] ? bad_area_access_error+0x3a0/0x3a0 [ 95.962759] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.962767] [] do_page_fault+0x27/0x30 [ 95.962775] [] page_fault+0x25/0x30 [ 95.962784] [] ? __put_user_4+0x19/0x20 [ 95.962792] [] ? schedule_tail+0xd8/0x120 [ 95.962800] [] ret_from_fork+0x8/0x70 [ 95.962804] Mem-Info: [ 95.962822] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 95.962822] active_file:0 inactive_file:28 isolated_file:0 [ 95.962822] unevictable:0 dirty:0 writeback:0 unstable:0 [ 95.962822] slab_reclaimable:3901 slab_unreclaimable:58211 [ 95.962822] mapped:4 shmem:48 pagetables:422 bounce:0 [ 95.962822] free:5998 free_pcp:87 free_cma:0 [ 95.962837] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 95.962858] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 95.962887] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 95.976287] DMA32: 3*4kB [ 95.976300] init: page allocation stalls for 40100ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 95.976309] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 95.976325] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 95.976337] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 95.976348] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 95.976350] Call Trace: [ 95.976365] [] dump_stack+0xc1/0x128 [ 95.976374] [] warn_alloc.cold.31+0x7f/0x9c [ 95.976383] [] ? zone_watermark_ok_safe+0x250/0x250 [ 95.976393] [] ? shrink_node+0x740/0x740 [ 95.976402] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 95.976411] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 95.976419] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 95.976430] [] ? anon_vma_prepare+0x62/0x3d0 [ 95.976438] [] wp_page_copy+0x150/0x12a0 [ 95.976446] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 95.976455] [] ? init_wait_entry+0x100/0x100 [ 95.976462] [] ? add_mm_counter_fast+0xc0/0xc0 [ 95.976470] [] ? do_wp_page+0x270/0x2010 [ 95.976477] [] do_wp_page+0x2ae/0x2010 [ 95.976485] [] ? vm_normal_page+0x300/0x300 [ 95.976493] [] ? __lock_acquire+0x654/0x4a10 [ 95.976500] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 95.976508] [] ? handle_mm_fault+0x481/0x2350 [ 95.976516] [] handle_mm_fault+0xfcb/0x2350 [ 95.976524] [] ? vm_insert_page+0x6f0/0x6f0 [ 95.976531] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 95.976541] [] __do_page_fault+0x403/0xa60 [ 95.976549] [] ? bad_area_access_error+0x3a0/0x3a0 [ 95.976559] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 95.976566] [] do_page_fault+0x27/0x30 [ 95.976573] [] page_fault+0x25/0x30 [ 95.976577] Mem-Info: [ 95.976595] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 95.976595] active_file:0 inactive_file:28 isolated_file:0 [ 95.976595] unevictable:0 dirty:0 writeback:0 unstable:0 [ 95.976595] slab_reclaimable:3901 slab_unreclaimable:58211 [ 95.976595] mapped:4 shmem:48 pagetables:422 bounce:0 [ 95.976595] free:5998 free_pcp:87 free_cma:0 [ 95.976609] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 95.976629] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 95.976656] Normal free:5316kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232696kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:348kB local_pcp:240kB free_cma:0kB ** 275 printk messages dropped ** [ 97.303106] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 97.303106] to free 112kB on behalf of 'syz-executor.0' (3005) because [ 97.303106] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 97.303106] Free memory is -13512kB above reserved ** 133 printk messages dropped ** [ 105.819576] [] ? handle_mm_fault+0x1d4f/0x2350 [ 105.819584] [] handle_mm_fault+0x1326/0x2350 [ 105.819592] [] ? hrtimer_nanosleep+0x38c/0x550 [ 105.819600] [] ? vm_insert_page+0x6f0/0x6f0 [ 105.819608] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 105.819616] [] ? debug_lockdep_rcu_enabled+0x77/0x90 ** 1 printk messages dropped ** [ 105.819635] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 105.819643] [] ? bad_area_access_error+0x3a0/0x3a0 [ 105.819653] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.819660] [] do_page_fault+0x27/0x30 [ 105.819669] [] page_fault+0x25/0x30 [ 105.819672] Mem-Info: [ 105.819690] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 105.819690] active_file:0 inactive_file:28 isolated_file:0 [ 105.819690] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.819690] slab_reclaimable:3901 slab_unreclaimable:58213 [ 105.819690] mapped:4 shmem:48 pagetables:422 bounce:0 [ 105.819690] free:5996 free_pcp:86 free_cma:0 [ 105.819704] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 105.819724] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 105.819752] Normal free:5308kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232704kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:344kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 105.819814] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5308kB 76 total pagecache pages [ 105.819865] 0 pages in swap cache [ 105.819870] Swap cache stats: add 0, delete 0, find 0/0 [ 105.819872] Free swap = 0kB [ 105.819874] Total swap = 0kB [ 105.819877] 1965979 pages RAM [ 105.819879] 0 pages HighMem/MovableOnly [ 105.819881] 313617 pages reserved [ 105.900072] init: page allocation stalls for 50020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 105.900082] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 105.900099] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 105.900110] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 105.900122] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 105.900124] Call Trace: [ 105.900139] [] dump_stack+0xc1/0x128 [ 105.900150] [] warn_alloc.cold.31+0x7f/0x9c [ 105.900160] [] ? zone_watermark_ok_safe+0x250/0x250 [ 105.900170] [] ? shrink_node+0x740/0x740 [ 105.900180] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 105.900188] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 105.900198] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 105.900210] [] ? anon_vma_prepare+0x62/0x3d0 [ 105.900217] [] wp_page_copy+0x150/0x12a0 [ 105.900225] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 105.900234] [] ? init_wait_entry+0x100/0x100 [ 105.900242] [] ? add_mm_counter_fast+0xc0/0xc0 [ 105.900249] [] ? do_wp_page+0x270/0x2010 [ 105.900257] [] do_wp_page+0x2ae/0x2010 [ 105.900264] [] ? vm_normal_page+0x300/0x300 [ 105.900272] [] ? __lock_acquire+0x654/0x4a10 [ 105.900280] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 105.900288] [] ? handle_mm_fault+0x481/0x2350 [ 105.900297] [] handle_mm_fault+0xfcb/0x2350 [ 105.900305] [] ? vm_insert_page+0x6f0/0x6f0 [ 105.900312] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 105.900322] [] __do_page_fault+0x403/0xa60 [ 105.900331] [] ? bad_area_access_error+0x3a0/0x3a0 [ 105.900341] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.900348] [] do_page_fault+0x27/0x30 [ 105.900357] [] page_fault+0x25/0x30 [ 105.900361] Mem-Info: [ 105.900379] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 105.900379] active_file:0 inactive_file:28 isolated_file:0 [ 105.900379] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.900379] slab_reclaimable:3901 slab_unreclaimable:58213 [ 105.900379] mapped:4 shmem:48 pagetables:422 bounce:0 [ 105.900379] free:5996 free_pcp:86 free_cma:0 [ 105.900394] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 105.900414] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 105.900443] Normal free:5308kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232704kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:344kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 105.900505] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 49*16kB (UMEH) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5308kB 76 total pagecache pages [ 105.900559] 0 pages in swap cache [ 105.900563] Swap cache stats: add 0, delete 0, find 0/0 [ 105.900565] Free swap = 0kB [ 105.900575] Total swap = 0kB [ 105.900577] 1965979 pages RAM [ 105.900580] 0 pages HighMem/MovableOnly [ 105.900582] 313617 pages reserved [ 105.972120] syz-executor.2: page allocation stalls for 50060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 105.972129] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 105.972146] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 105.972157] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 105.972168] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 105.972170] Call Trace: [ 105.972184] [] dump_stack+0xc1/0x128 [ 105.972194] [] warn_alloc.cold.31+0x7f/0x9c [ 105.972204] [] ? zone_watermark_ok_safe+0x250/0x250 [ 105.972213] [] ? shrink_node+0x740/0x740 [ 105.972222] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 105.972231] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 105.972241] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 105.972249] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 105.972257] [] ? find_get_entry+0x11a/0x570 [ 105.972265] [] ? find_get_entry+0x141/0x570 [ 105.972272] [] ? page_cache_prev_hole+0x80/0x80 [ 105.972281] [] ? autoremove_wake_function+0x40/0x40 [ 105.972288] [] ? pagecache_get_page+0x131/0x710 [ 105.972296] [] filemap_fault+0xaf1/0x1110 [ 105.972306] [] ext4_filemap_fault+0x71/0xa0 [ 105.972313] [] __do_fault+0x223/0x500 [ 105.972321] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 105.972328] [] ? handle_mm_fault+0x1d4f/0x2350 [ 105.972336] [] handle_mm_fault+0x1326/0x2350 [ 105.972344] [] ? vm_insert_page+0x6f0/0x6f0 [ 105.972353] [] ? generic_fillattr+0x18/0x5c0 [ 105.972360] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 105.972370] [] __do_page_fault+0x403/0xa60 [ 105.972378] [] ? bad_area_access_error+0x3a0/0x3a0 [ 105.972388] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 105.972396] [] do_page_fault+0x27/0x30 [ 105.972404] [] page_fault+0x25/0x30 [ 105.972408] Mem-Info: [ 105.972426] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 105.972426] active_file:0 inactive_file:28 isolated_file:0 [ 105.972426] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.972426] slab_reclaimable:3901 slab_unreclaimable:58213 [ 105.972426] mapped:4 shmem:48 pagetables:422 bounce:0 [ 105.972426] free:5996 free_pcp:86 free_cma:0 [ 105.972440] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 105.972460] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 105.972488] Normal free:5308kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232704kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:344kB local_pcp:240kB free_cma:0kB ** 420 printk messages dropped ** [ 115.767055] [] ? vm_insert_page+0x6f0/0x6f0 [ 115.767063] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.767081] [] __do_page_fault+0x403/0xa60 [ 115.767090] [] ? bad_area_access_error+0x3a0/0x3a0 ** 46 printk messages dropped ** [ 115.810694] [] ? vm_insert_page+0x6f0/0x6f0 [ 115.810701] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 115.810709] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.810718] [] __do_page_fault+0x403/0xa60 [ 115.810733] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 115.810741] [] ? bad_area_access_error+0x3a0/0x3a0 [ 115.810751] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.810759] [] do_page_fault+0x27/0x30 [ 115.810767] [] page_fault+0x25/0x30 [ 115.810770] Mem-Info: [ 115.810785] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 115.810785] active_file:0 inactive_file:28 isolated_file:0 [ 115.810785] unevictable:0 dirty:0 writeback:0 unstable:0 [ 115.810785] slab_reclaimable:3901 slab_unreclaimable:58217 [ 115.810785] mapped:4 shmem:48 pagetables:422 bounce:0 [ 115.810785] free:5994 free_pcp:85 free_cma:0 [ 115.810797] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 115.810815] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 115.810842] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 115.810904] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 115.810956] 0 pages in swap cache [ 115.810961] Swap cache stats: add 0, delete 0, find 0/0 [ 115.810963] Free swap = 0kB [ 115.810965] Total swap = 0kB [ 115.810968] 1965979 pages RAM [ 115.810970] 0 pages HighMem/MovableOnly [ 115.810972] 313617 pages reserved [ 115.900457] init: page allocation stalls for 60020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 115.900466] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 115.900483] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 115.900493] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 115.900504] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 115.900506] Call Trace: [ 115.900522] [] dump_stack+0xc1/0x128 [ 115.900531] [] warn_alloc.cold.31+0x7f/0x9c [ 115.900541] [] ? zone_watermark_ok_safe+0x250/0x250 [ 115.900550] [] ? shrink_node+0x740/0x740 [ 115.900560] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 115.900568] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.900584] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 115.900596] [] ? anon_vma_prepare+0x62/0x3d0 [ 115.900603] [] wp_page_copy+0x150/0x12a0 [ 115.900611] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.900620] [] ? init_wait_entry+0x100/0x100 [ 115.900627] [] ? add_mm_counter_fast+0xc0/0xc0 [ 115.900634] [] ? do_wp_page+0x270/0x2010 [ 115.900641] [] do_wp_page+0x2ae/0x2010 [ 115.900649] [] ? vm_normal_page+0x300/0x300 [ 115.900657] [] ? __lock_acquire+0x654/0x4a10 [ 115.900664] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.900672] [] ? handle_mm_fault+0x481/0x2350 [ 115.900680] [] handle_mm_fault+0xfcb/0x2350 [ 115.900687] [] ? vm_insert_page+0x6f0/0x6f0 [ 115.900695] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.900705] [] __do_page_fault+0x403/0xa60 [ 115.900713] [] ? bad_area_access_error+0x3a0/0x3a0 [ 115.900723] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.900730] [] do_page_fault+0x27/0x30 [ 115.900739] [] page_fault+0x25/0x30 [ 115.900742] Mem-Info: [ 115.900760] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 115.900760] active_file:0 inactive_file:28 isolated_file:0 [ 115.900760] unevictable:0 dirty:0 writeback:0 unstable:0 [ 115.900760] slab_reclaimable:3901 slab_unreclaimable:58217 [ 115.900760] mapped:4 shmem:48 pagetables:422 bounce:0 [ 115.900760] free:5994 free_pcp:85 free_cma:0 [ 115.900774] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 115.900794] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 115.900822] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 115.900883] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 115.900934] 0 pages in swap cache [ 115.900939] Swap cache stats: add 0, delete 0, find 0/0 [ 115.900941] Free swap = 0kB [ 115.900943] Total swap = 0kB [ 115.900946] 1965979 pages RAM [ 115.900948] 0 pages HighMem/MovableOnly [ 115.900950] 313617 pages reserved [ 115.910367] syz-execprog: page allocation stalls for 10020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 115.910376] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 115.910392] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 115.910403] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 115.910413] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 115.910415] Call Trace: [ 115.910430] [] dump_stack+0xc1/0x128 [ 115.910439] [] warn_alloc.cold.31+0x7f/0x9c [ 115.910449] [] ? zone_watermark_ok_safe+0x250/0x250 [ 115.910458] [] ? shrink_node+0x740/0x740 [ 115.910467] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 115.910476] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 115.910485] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 115.910494] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 115.910502] [] ? find_get_entry+0x11a/0x570 [ 115.910509] [] ? find_get_entry+0x141/0x570 [ 115.910517] [] ? page_cache_prev_hole+0x80/0x80 [ 115.910526] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 115.910534] [] ? pagecache_get_page+0x131/0x710 [ 115.910542] [] filemap_fault+0xaf1/0x1110 [ 115.910551] [] ext4_filemap_fault+0x71/0xa0 [ 115.910558] [] __do_fault+0x223/0x500 [ 115.910566] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 115.910574] [] ? generic_file_readonly_mmap+0x190/0x190 [ 115.910582] [] handle_mm_fault+0x1326/0x2350 [ 115.910590] [] ? vm_insert_page+0x6f0/0x6f0 [ 115.910599] [] ? kvm_clock_read+0x23/0x40 [ 115.910607] [] ? kvm_clock_get_cycles+0x9/0x10 [ 115.910616] [] __do_page_fault+0x403/0xa60 [ 115.910624] [] ? __fget_light+0x169/0x1f0 [ 115.910632] [] ? bad_area_access_error+0x3a0/0x3a0 [ 115.910642] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 115.910649] [] do_page_fault+0x27/0x30 [ 115.910658] [] page_fault+0x25/0x30 [ 115.910662] Mem-Info: [ 115.910679] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 115.910679] active_file:0 inactive_file:28 isolated_file:0 [ 115.910679] unevictable:0 dirty:0 writeback:0 unstable:0 [ 115.910679] slab_reclaimable:3901 slab_unreclaimable:58217 [ 115.910679] mapped:4 shmem:48 pagetables:422 bounce:0 [ 115.910679] free:5994 free_pcp:85 free_cma:0 [ 115.910692] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 115.910712] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ** 131 printk messages dropped ** [ 116.025656] [] ? pagecache_get_page+0x131/0x710 ** 48 printk messages dropped ** [ 116.050673] [] ? trace_hardirqs_on_caller+0x38b/0x590 ** 223 printk messages dropped ** [ 125.896049] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 125.896058] [] ? generic_file_readonly_mmap+0x190/0x190 [ 125.896066] [] handle_mm_fault+0x1326/0x2350 [ 125.896074] [] ? vm_insert_page+0x6f0/0x6f0 [ 125.896082] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.896092] [] __do_page_fault+0x403/0xa60 [ 125.896100] [] ? bad_area_access_error+0x3a0/0x3a0 [ 125.896110] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 125.896118] [] do_page_fault+0x27/0x30 [ 125.896127] [] page_fault+0x25/0x30 [ 125.896130] Mem-Info: [ 125.896149] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 125.896149] active_file:0 inactive_file:28 isolated_file:0 [ 125.896149] unevictable:0 dirty:0 writeback:0 unstable:0 [ 125.896149] slab_reclaimable:3901 slab_unreclaimable:58217 [ 125.896149] mapped:4 shmem:48 pagetables:422 bounce:0 [ 125.896149] free:5994 free_pcp:85 free_cma:0 [ 125.896164] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 125.896184] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 125.896214] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 125.896278] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 125.896333] 0 pages in swap cache [ 125.896337] Swap cache stats: add 0, delete 0, find 0/0 [ 125.896339] Free swap = 0kB [ 125.896342] Total swap = 0kB [ 125.896344] 1965979 pages RAM [ 125.896347] 0 pages HighMem/MovableOnly [ 125.896349] 313617 pages reserved [ 125.939236] syz-executor.2: page allocation stalls for 70030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 125.939246] CPU: 1 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 125.939264] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 125.939275] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 125.939286] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 125.939288] Call Trace: [ 125.939303] [] dump_stack+0xc1/0x128 [ 125.939314] [] warn_alloc.cold.31+0x7f/0x9c [ 125.939324] [] ? zone_watermark_ok_safe+0x250/0x250 [ 125.939333] [] ? shrink_node+0x740/0x740 [ 125.939343] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 125.939352] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.939361] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 125.939370] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 125.939378] [] ? find_get_entry+0x11a/0x570 [ 125.939386] [] ? find_get_entry+0x141/0x570 [ 125.939394] [] ? page_cache_prev_hole+0x80/0x80 [ 125.939403] [] ? autoremove_wake_function+0x40/0x40 [ 125.939411] [] ? pagecache_get_page+0x131/0x710 [ 125.939419] [] filemap_fault+0xaf1/0x1110 [ 125.939429] [] ext4_filemap_fault+0x71/0xa0 [ 125.939437] [] __do_fault+0x223/0x500 [ 125.939444] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 125.939452] [] ? handle_mm_fault+0x1d4f/0x2350 [ 125.939460] [] handle_mm_fault+0x1326/0x2350 [ 125.939468] [] ? vm_insert_page+0x6f0/0x6f0 [ 125.939478] [] ? generic_fillattr+0x18/0x5c0 [ 125.939486] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.939496] [] __do_page_fault+0x403/0xa60 [ 125.939504] [] ? bad_area_access_error+0x3a0/0x3a0 [ 125.939514] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 125.939522] [] do_page_fault+0x27/0x30 [ 125.939530] [] page_fault+0x25/0x30 [ 125.939534] Mem-Info: [ 125.939553] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 125.939553] active_file:0 inactive_file:28 isolated_file:0 [ 125.939553] unevictable:0 dirty:0 writeback:0 unstable:0 [ 125.939553] slab_reclaimable:3901 slab_unreclaimable:58217 [ 125.939553] mapped:4 shmem:48 pagetables:422 bounce:0 [ 125.939553] free:5994 free_pcp:85 free_cma:0 [ 125.939567] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 125.939596] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 125.939626] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 125.939690] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 125.939744] 0 pages in swap cache [ 125.939748] Swap cache stats: add 0, delete 0, find 0/0 [ 125.939751] Free swap = 0kB [ 125.939753] Total swap = 0kB [ 125.939756] 1965979 pages RAM [ 125.939758] 0 pages HighMem/MovableOnly [ 125.939761] 313617 pages reserved [ 125.943285] init: page allocation stalls for 70070ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 125.943294] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 125.943309] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 125.943320] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 125.943331] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 125.943334] Call Trace: [ 125.943346] [] dump_stack+0xc1/0x128 [ 125.943355] [] warn_alloc.cold.31+0x7f/0x9c [ 125.943364] [] ? zone_watermark_ok_safe+0x250/0x250 [ 125.943373] [] ? shrink_node+0x740/0x740 [ 125.943383] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 125.943391] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.943400] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 125.943411] [] ? anon_vma_prepare+0x62/0x3d0 [ 125.943419] [] wp_page_copy+0x150/0x12a0 [ 125.943427] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.943435] [] ? init_wait_entry+0x100/0x100 [ 125.943443] [] ? add_mm_counter_fast+0xc0/0xc0 [ 125.943450] [] ? do_wp_page+0x270/0x2010 [ 125.943458] [] do_wp_page+0x2ae/0x2010 [ 125.943465] [] ? vm_normal_page+0x300/0x300 [ 125.943474] [] ? __lock_acquire+0x654/0x4a10 [ 125.943481] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.943490] [] ? handle_mm_fault+0x481/0x2350 [ 125.943498] [] handle_mm_fault+0xfcb/0x2350 [ 125.943506] [] ? vm_insert_page+0x6f0/0x6f0 [ 125.943514] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 125.943523] [] __do_page_fault+0x403/0xa60 [ 125.943531] [] ? bad_area_access_error+0x3a0/0x3a0 [ 125.943541] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 125.943549] [] do_page_fault+0x27/0x30 [ 125.943557] [] page_fault+0x25/0x30 [ 125.943561] Mem-Info: [ 125.943586] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 125.943586] active_file:0 inactive_file:28 isolated_file:0 [ 125.943586] unevictable:0 dirty:0 writeback:0 unstable:0 [ 125.943586] slab_reclaimable:3901 slab_unreclaimable:58217 [ 125.943586] mapped:4 shmem:48 pagetables:422 bounce:0 [ 125.943586] free:5994 free_pcp:85 free_cma:0 [ 125.943601] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 125.943621] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 125.943650] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB ** 86 printk messages dropped ** [ 125.986786] [] ? memset+0x31/0x40 [ 125.986796] [] __do_page_fault+0x403/0xa60 ** 324 printk messages dropped ** [ 135.892006] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.892013] [] do_page_fault+0x27/0x30 [ 135.892022] [] page_fault+0x25/0x30 [ 135.892026] Mem-Info: [ 135.892044] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 135.892044] active_file:0 inactive_file:28 isolated_file:0 [ 135.892044] unevictable:0 dirty:0 writeback:0 unstable:0 [ 135.892044] slab_reclaimable:3901 slab_unreclaimable:58217 [ 135.892044] mapped:4 shmem:48 pagetables:422 bounce:0 [ 135.892044] free:5994 free_pcp:85 free_cma:0 [ 135.892059] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 135.892079] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 135.892116] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 135.892179] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 135.892233] 0 pages in swap cache [ 135.892237] Swap cache stats: add 0, delete 0, find 0/0 [ 135.892239] Free swap = 0kB [ 135.892242] Total swap = 0kB [ 135.892244] 1965979 pages RAM [ 135.892247] 0 pages HighMem/MovableOnly [ 135.892249] 313617 pages reserved [ 135.900009] syz-execprog: page allocation stalls for 30010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 135.900018] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 135.900034] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 135.900046] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 135.900057] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 135.900059] Call Trace: [ 135.900072] [] dump_stack+0xc1/0x128 [ 135.900081] [] warn_alloc.cold.31+0x7f/0x9c [ 135.900098] [] ? zone_watermark_ok_safe+0x250/0x250 [ 135.900107] [] ? shrink_node+0x740/0x740 [ 135.900117] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 135.900125] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 135.900135] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 135.900144] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 135.900152] [] ? find_get_entry+0x11a/0x570 [ 135.900160] [] ? find_get_entry+0x141/0x570 [ 135.900167] [] ? page_cache_prev_hole+0x80/0x80 [ 135.900177] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 135.900185] [] ? pagecache_get_page+0x131/0x710 [ 135.900193] [] filemap_fault+0xaf1/0x1110 [ 135.900202] [] ext4_filemap_fault+0x71/0xa0 [ 135.900209] [] __do_fault+0x223/0x500 [ 135.900216] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 135.900225] [] ? generic_file_readonly_mmap+0x190/0x190 [ 135.900233] [] handle_mm_fault+0x1326/0x2350 [ 135.900241] [] ? vm_insert_page+0x6f0/0x6f0 [ 135.900251] [] ? kvm_clock_read+0x23/0x40 [ 135.900259] [] ? kvm_clock_get_cycles+0x9/0x10 [ 135.900267] [] __do_page_fault+0x403/0xa60 [ 135.900276] [] ? __fget_light+0x169/0x1f0 [ 135.900285] [] ? bad_area_access_error+0x3a0/0x3a0 [ 135.900295] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.900303] [] do_page_fault+0x27/0x30 [ 135.900311] [] page_fault+0x25/0x30 [ 135.900315] Mem-Info: [ 135.900332] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 135.900332] active_file:0 inactive_file:28 isolated_file:0 [ 135.900332] unevictable:0 dirty:0 writeback:0 unstable:0 [ 135.900332] slab_reclaimable:3901 slab_unreclaimable:58217 [ 135.900332] mapped:4 shmem:48 pagetables:422 bounce:0 [ 135.900332] free:5994 free_pcp:85 free_cma:0 [ 135.900348] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 135.900368] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 135.900397] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 135.900461] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB [ 135.900471] init: [ 135.900474] (UMH) page allocation stalls for 80020ms, order:0135*8kB , mode:0x24200ca(GFP_HIGHUSER_MOVABLE) (MEH) [ 135.900489] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 135.900494] 48*16kB ffff8801da607700 [ 135.900498] (UME) ffffffff81b42e7924*32kB 1ffff1003b4c0ee2(UMH) ffff8801da5f80005*64kB (MH) ffffffff82a97480 [ 135.900519] 1*128kB 0000000000000001(H) 00000000004000003*256kB ffff8801da607848(H) 1*512kB ffffffff814fc7c8 [ 135.900539] (H) 0000000041b58ab30*1024kB ffffffff82e37a100*2048kB ffffffff81427db00*4096kB = 5300kB Call Trace: [ 135.900557] 76 total pagecache pages [ 135.900566] [] dump_stack+0xc1/0x128 [ 135.900567] 0 pages in swap cache [ 135.900575] [] warn_alloc.cold.31+0x7f/0x9c [ 135.900578] Swap cache stats: add 0, delete 0, find 0/0 [ 135.900595] [] ? zone_watermark_ok_safe+0x250/0x250 [ 135.900597] Free swap = 0kB [ 135.900604] [] ? shrink_node+0x740/0x740 [ 135.900606] Total swap = 0kB [ 135.900614] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 135.900615] 1965979 pages RAM [ 135.900622] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 135.900624] 0 pages HighMem/MovableOnly [ 135.900632] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 135.900634] 313617 pages reserved [ 135.900642] [] ? anon_vma_prepare+0x62/0x3d0 [ 135.900649] [] wp_page_copy+0x150/0x12a0 [ 135.900655] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 135.900663] [] ? init_wait_entry+0x100/0x100 [ 135.900671] [] ? add_mm_counter_fast+0xc0/0xc0 [ 135.900678] [] ? do_wp_page+0x270/0x2010 [ 135.900685] [] do_wp_page+0x2ae/0x2010 [ 135.900693] [] ? vm_normal_page+0x300/0x300 [ 135.900701] [] ? __lock_acquire+0x654/0x4a10 [ 135.900708] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 135.900717] [] ? handle_mm_fault+0x481/0x2350 [ 135.900725] [] handle_mm_fault+0xfcb/0x2350 [ 135.900732] [] ? vm_insert_page+0x6f0/0x6f0 [ 135.900741] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 135.900749] [] __do_page_fault+0x403/0xa60 [ 135.900758] [] ? bad_area_access_error+0x3a0/0x3a0 [ 135.900767] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 135.900775] [] do_page_fault+0x27/0x30 [ 135.900782] [] page_fault+0x25/0x30 [ 135.900785] Mem-Info: [ 135.900803] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 135.900803] active_file:0 inactive_file:28 isolated_file:0 [ 135.900803] unevictable:0 dirty:0 writeback:0 unstable:0 [ 135.900803] slab_reclaimable:3901 slab_unreclaimable:58217 [ 135.900803] mapped:4 shmem:48 pagetables:422 bounce:0 [ 135.900803] free:5994 free_pcp:85 free_cma:0 [ 135.900817] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 135.900837] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 135.900866] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 135.900927] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 135.900980] 0 pages in swap cache [ 135.900984] Swap cache stats: add 0, delete 0, find 0/0 [ 135.900986] Free swap = 0kB [ 135.900989] Total swap = 0kB ** 58 printk messages dropped ** [ 136.023503] Call Trace: [ 136.023518] [] dump_stack+0xc1/0x128 ** 98 printk messages dropped ** [ 136.085401] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 ** 233 printk messages dropped ** [ 145.801856] lowmem_reserve[]: 0 0 0 [ 145.801909] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 145.801962] 0 pages in swap cache [ 145.801966] Swap cache stats: add 0, delete 0, find 0/0 [ 145.801968] Free swap = 0kB [ 145.801970] Total swap = 0kB [ 145.801973] 1965979 pages RAM [ 145.801975] 0 pages HighMem/MovableOnly [ 145.801978] 313617 pages reserved [ 145.803017] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 145.803017] to free 112kB on behalf of 'syz-executor.4' (2085) because [ 145.803017] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 145.803017] Free memory is -13528kB above reserved [ 145.832977] Mem-Info: [ 145.832997] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 145.832997] active_file:0 inactive_file:28 isolated_file:0 [ 145.832997] unevictable:0 dirty:0 writeback:0 unstable:0 [ 145.832997] slab_reclaimable:3901 slab_unreclaimable:58217 [ 145.832997] mapped:4 shmem:48 pagetables:422 bounce:0 [ 145.832997] free:5994 free_pcp:85 free_cma:0 [ 145.833013] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 145.833033] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 145.833062] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 145.833122] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 145.833173] 0 pages in swap cache [ 145.833177] Swap cache stats: add 0, delete 0, find 0/0 [ 145.833180] Free swap = 0kB [ 145.833182] Total swap = 0kB [ 145.833184] 1965979 pages RAM [ 145.833187] 0 pages HighMem/MovableOnly [ 145.833189] 313617 pages reserved [ 145.884263] init: page allocation stalls for 90010ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 145.884272] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 145.884289] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 145.884300] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 145.884311] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 145.884313] Call Trace: [ 145.884327] [] dump_stack+0xc1/0x128 [ 145.884337] [] warn_alloc.cold.31+0x7f/0x9c [ 145.884347] [] ? zone_watermark_ok_safe+0x250/0x250 [ 145.884356] [] ? shrink_node+0x740/0x740 [ 145.884365] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 145.884374] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 145.884383] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 145.884394] [] ? anon_vma_prepare+0x62/0x3d0 [ 145.884402] [] wp_page_copy+0x150/0x12a0 [ 145.884409] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 145.884418] [] ? init_wait_entry+0x100/0x100 [ 145.884425] [] ? add_mm_counter_fast+0xc0/0xc0 [ 145.884432] [] ? do_wp_page+0x270/0x2010 [ 145.884439] [] do_wp_page+0x2ae/0x2010 [ 145.884447] [] ? vm_normal_page+0x300/0x300 [ 145.884454] [] ? __lock_acquire+0x654/0x4a10 [ 145.884462] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 145.884470] [] ? handle_mm_fault+0x481/0x2350 [ 145.884477] [] handle_mm_fault+0xfcb/0x2350 [ 145.884485] [] ? vm_insert_page+0x6f0/0x6f0 [ 145.884492] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 145.884502] [] __do_page_fault+0x403/0xa60 [ 145.884510] [] ? bad_area_access_error+0x3a0/0x3a0 [ 145.884520] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 145.884528] [] do_page_fault+0x27/0x30 [ 145.884536] [] page_fault+0x25/0x30 [ 145.884540] Mem-Info: [ 145.884558] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 145.884558] active_file:0 inactive_file:28 isolated_file:0 [ 145.884558] unevictable:0 dirty:0 writeback:0 unstable:0 [ 145.884558] slab_reclaimable:3901 slab_unreclaimable:58217 [ 145.884558] mapped:4 shmem:48 pagetables:422 bounce:0 [ 145.884558] free:5994 free_pcp:85 free_cma:0 [ 145.884571] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 145.884591] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 145.884618] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232720kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:340kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 145.884678] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 145.884729] 0 pages in swap cache [ 145.884734] Swap cache stats: add 0, delete 0, find 0/0 [ 145.884736] Free swap = 0kB [ 145.884738] Total swap = 0kB [ 145.884741] 1965979 pages RAM [ 145.884743] 0 pages HighMem/MovableOnly [ 145.884745] 313617 pages reserved [ 145.939745] syz-executor.2: page allocation stalls for 90030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 145.939755] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 145.939771] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 145.939781] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 145.939791] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 145.939793] Call Trace: [ 145.939808] [] dump_stack+0xc1/0x128 [ 145.939817] [] warn_alloc.cold.31+0x7f/0x9c [ 145.939827] [] ? zone_watermark_ok_safe+0x250/0x250 [ 145.939835] [] ? shrink_node+0x740/0x740 [ 145.939844] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 145.939853] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 145.939861] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 145.939870] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 145.939877] [] ? find_get_entry+0x11a/0x570 [ 145.939884] [] ? find_get_entry+0x141/0x570 [ 145.939891] [] ? page_cache_prev_hole+0x80/0x80 [ 145.939899] [] ? autoremove_wake_function+0x40/0x40 [ 145.939907] [] ? pagecache_get_page+0x131/0x710 [ 145.939914] [] filemap_fault+0xaf1/0x1110 [ 145.939923] [] ext4_filemap_fault+0x71/0xa0 [ 145.939929] [] __do_fault+0x223/0x500 [ 145.939936] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 145.939944] [] ? handle_mm_fault+0x1d4f/0x2350 [ 145.939951] [] handle_mm_fault+0x1326/0x2350 [ 145.939958] [] ? vm_insert_page+0x6f0/0x6f0 [ 145.939966] [] ? generic_fillattr+0x18/0x5c0 [ 145.939973] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 145.939982] [] __do_page_fault+0x403/0xa60 [ 145.939990] [] ? bad_area_access_error+0x3a0/0x3a0 [ 145.939999] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 145.940006] [] do_page_fault+0x27/0x30 [ 145.940014] [] page_fault+0x25/0x30 [ 145.940018] Mem-Info: [ 145.940035] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 145.940035] active_file:0 inactive_file:28 isolated_file:0 [ 145.940035] unevictable:0 dirty:0 writeback:0 unstable:0 [ 145.940035] slab_reclaimable:3901 slab_unreclaimable:58217 [ 145.940035] mapped:4 shmem:48 pagetables:422 bounce:0 [ 145.940035] free:5994 free_pcp:85 free_cma:0 [ 145.940048] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 145.940067] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ** 273 printk messages dropped ** [ 150.863118] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 150.863118] to free 112kB on behalf of 'syz-executor.5' (3001) because [ 150.863118] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 150.863118] Free memory is -13528kB above reserved ** 141 printk messages dropped ** [ 155.810751] [] do_page_fault+0x27/0x30 [ 155.810760] [] page_fault+0x25/0x30 [ 155.810764] Mem-Info: [ 155.810786] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 155.810786] active_file:0 inactive_file:28 isolated_file:0 [ 155.810786] unevictable:0 dirty:0 writeback:0 unstable:0 [ 155.810786] slab_reclaimable:3901 slab_unreclaimable:58218 [ 155.810786] mapped:4 shmem:48 pagetables:422 bounce:0 [ 155.810786] free:5994 free_pcp:84 free_cma:0 [ 155.810800] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 155.810820] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 155.810848] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232724kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:336kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 155.810910] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 155.810965] 0 pages in swap cache [ 155.810969] Swap cache stats: add 0, delete 0, find 0/0 [ 155.810972] Free swap = 0kB [ 155.810974] Total swap = 0kB [ 155.810977] 1965979 pages RAM [ 155.810979] 0 pages HighMem/MovableOnly [ 155.810981] 313617 pages reserved [ 155.906661] init: page allocation stalls for 100020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 155.906670] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 155.906686] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 155.906696] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 155.906706] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 155.906707] Call Trace: [ 155.906722] [] dump_stack+0xc1/0x128 [ 155.906731] [] warn_alloc.cold.31+0x7f/0x9c [ 155.906741] [] ? zone_watermark_ok_safe+0x250/0x250 [ 155.906749] [] ? shrink_node+0x740/0x740 [ 155.906758] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 155.906766] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.906775] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 155.906785] [] ? anon_vma_prepare+0x62/0x3d0 [ 155.906792] [] wp_page_copy+0x150/0x12a0 [ 155.906799] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.906807] [] ? init_wait_entry+0x100/0x100 [ 155.906813] [] ? add_mm_counter_fast+0xc0/0xc0 [ 155.906820] [] ? do_wp_page+0x270/0x2010 [ 155.906827] [] do_wp_page+0x2ae/0x2010 [ 155.906834] [] ? vm_normal_page+0x300/0x300 [ 155.906840] [] ? __lock_acquire+0x654/0x4a10 [ 155.906847] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.906852] [] ? handle_mm_fault+0x481/0x2350 [ 155.906859] [] handle_mm_fault+0xfcb/0x2350 [ 155.906865] [] ? vm_insert_page+0x6f0/0x6f0 [ 155.906871] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.906879] [] __do_page_fault+0x403/0xa60 [ 155.906886] [] ? bad_area_access_error+0x3a0/0x3a0 [ 155.906894] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.906900] [] do_page_fault+0x27/0x30 [ 155.906907] [] page_fault+0x25/0x30 [ 155.906910] Mem-Info: [ 155.906925] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 155.906925] active_file:0 inactive_file:28 isolated_file:0 [ 155.906925] unevictable:0 dirty:0 writeback:0 unstable:0 [ 155.906925] slab_reclaimable:3901 slab_unreclaimable:58218 [ 155.906925] mapped:4 shmem:48 pagetables:422 bounce:0 [ 155.906925] free:5994 free_pcp:84 free_cma:0 [ 155.906938] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 155.906956] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 155.906984] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232724kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:336kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 155.907044] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 155.907104] 0 pages in swap cache [ 155.907108] Swap cache stats: add 0, delete 0, find 0/0 [ 155.907110] Free swap = 0kB [ 155.907112] Total swap = 0kB [ 155.907115] 1965979 pages RAM [ 155.907117] 0 pages HighMem/MovableOnly [ 155.907119] 313617 pages reserved [ 155.933071] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 155.933071] to free 112kB on behalf of 'getty' (2066) because [ 155.933071] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 155.933071] Free memory is -13528kB above reserved [ 155.933083] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 155.933083] to free 112kB on behalf of 'syz-executor.2' (2078) because [ 155.933083] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 155.933083] Free memory is -13528kB above reserved [ 155.940426] syz-executor.2: page allocation stalls for 100030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 155.940435] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 155.940452] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 155.940463] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 155.940473] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 155.940475] Call Trace: [ 155.940490] [] dump_stack+0xc1/0x128 [ 155.940500] [] warn_alloc.cold.31+0x7f/0x9c [ 155.940510] [] ? zone_watermark_ok_safe+0x250/0x250 [ 155.940519] [] ? shrink_node+0x740/0x740 [ 155.940528] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 155.940536] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.940545] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 155.940554] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 155.940562] [] ? find_get_entry+0x11a/0x570 [ 155.940569] [] ? find_get_entry+0x141/0x570 [ 155.940577] [] ? page_cache_prev_hole+0x80/0x80 [ 155.940586] [] ? autoremove_wake_function+0x40/0x40 [ 155.940593] [] ? pagecache_get_page+0x131/0x710 [ 155.940600] [] filemap_fault+0xaf1/0x1110 [ 155.940609] [] ext4_filemap_fault+0x71/0xa0 [ 155.940617] [] __do_fault+0x223/0x500 [ 155.940624] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 155.940632] [] ? handle_mm_fault+0x1d4f/0x2350 [ 155.940640] [] handle_mm_fault+0x1326/0x2350 [ 155.940648] [] ? vm_insert_page+0x6f0/0x6f0 [ 155.940657] [] ? generic_fillattr+0x18/0x5c0 [ 155.940665] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 155.940673] [] __do_page_fault+0x403/0xa60 [ 155.940680] [] ? bad_area_access_error+0x3a0/0x3a0 [ 155.940689] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 155.940695] [] do_page_fault+0x27/0x30 [ 155.940702] [] page_fault+0x25/0x30 [ 155.940706] Mem-Info: [ 155.940723] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 155.940723] active_file:0 inactive_file:28 isolated_file:0 [ 155.940723] unevictable:0 dirty:0 writeback:0 unstable:0 [ 155.940723] slab_reclaimable:3901 slab_unreclaimable:58218 [ 155.940723] mapped:4 shmem:48 pagetables:422 bounce:0 [ 155.940723] free:5994 free_pcp:84 free_cma:0 [ 155.940737] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 155.940757] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB ** 236 printk messages dropped ** [ 156.030758] [] __do_fault+0x223/0x500 ** 129 printk messages dropped ** [ 165.798448] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes ** 49 printk messages dropped ** [ 165.851759] lowmem_reserve[]: 0 3505 3505 [ 165.851779] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232728kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:332kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 165.851843] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 165.851896] 0 pages in swap cache [ 165.851901] Swap cache stats: add 0, delete 0, find 0/0 [ 165.851903] Free swap = 0kB [ 165.851905] Total swap = 0kB [ 165.851908] 1965979 pages RAM [ 165.851910] 0 pages HighMem/MovableOnly [ 165.851913] 313617 pages reserved [ 165.910448] syz-execprog: page allocation stalls for 60020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 165.910458] CPU: 1 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 165.910475] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 165.910486] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 165.910497] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 165.910499] Call Trace: [ 165.910514] [] dump_stack+0xc1/0x128 [ 165.910524] [] warn_alloc.cold.31+0x7f/0x9c [ 165.910534] [] ? zone_watermark_ok_safe+0x250/0x250 [ 165.910543] [] ? shrink_node+0x740/0x740 [ 165.910552] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 165.910561] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.910570] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 165.910578] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 165.910586] [] ? find_get_entry+0x11a/0x570 [ 165.910594] [] ? find_get_entry+0x141/0x570 [ 165.910609] [] ? page_cache_prev_hole+0x80/0x80 [ 165.910619] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 165.910626] [] ? pagecache_get_page+0x131/0x710 [ 165.910635] [] filemap_fault+0xaf1/0x1110 [ 165.910643] [] ext4_filemap_fault+0x71/0xa0 [ 165.910651] [] __do_fault+0x223/0x500 [ 165.910658] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 165.910667] [] ? generic_file_readonly_mmap+0x190/0x190 [ 165.910675] [] handle_mm_fault+0x1326/0x2350 [ 165.910682] [] ? vm_insert_page+0x6f0/0x6f0 [ 165.910692] [] ? kvm_clock_read+0x23/0x40 [ 165.910699] [] ? kvm_clock_get_cycles+0x9/0x10 [ 165.910709] [] __do_page_fault+0x403/0xa60 [ 165.910717] [] ? __fget_light+0x169/0x1f0 [ 165.910725] [] ? bad_area_access_error+0x3a0/0x3a0 [ 165.910735] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 165.910743] [] do_page_fault+0x27/0x30 [ 165.910751] [] page_fault+0x25/0x30 [ 165.910755] Mem-Info: [ 165.910772] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 165.910772] active_file:0 inactive_file:28 isolated_file:0 [ 165.910772] unevictable:0 dirty:0 writeback:0 unstable:0 [ 165.910772] slab_reclaimable:3901 slab_unreclaimable:58219 [ 165.910772] mapped:4 shmem:48 pagetables:422 bounce:0 [ 165.910772] free:5994 free_pcp:83 free_cma:0 [ 165.910787] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 165.910806] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 165.910835] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232728kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:332kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 165.910897] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 165.910949] 0 pages in swap cache [ 165.910953] Swap cache stats: add 0, delete 0, find 0/0 [ 165.910956] Free swap = 0kB [ 165.910958] Total swap = 0kB [ 165.910960] 1965979 pages RAM [ 165.910963] 0 pages HighMem/MovableOnly [ 165.910965] 313617 pages reserved [ 165.929682] init: page allocation stalls for 110050ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 165.929690] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 165.929706] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 165.929717] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 165.929728] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 165.929730] Call Trace: [ 165.929744] [] dump_stack+0xc1/0x128 [ 165.929754] [] warn_alloc.cold.31+0x7f/0x9c [ 165.929765] [] ? zone_watermark_ok_safe+0x250/0x250 [ 165.929774] [] ? shrink_node+0x740/0x740 [ 165.929783] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 165.929791] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.929800] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 165.929811] [] ? anon_vma_prepare+0x62/0x3d0 [ 165.929819] [] wp_page_copy+0x150/0x12a0 [ 165.929826] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.929835] [] ? init_wait_entry+0x100/0x100 [ 165.929842] [] ? add_mm_counter_fast+0xc0/0xc0 [ 165.929849] [] ? do_wp_page+0x270/0x2010 [ 165.929857] [] do_wp_page+0x2ae/0x2010 [ 165.929864] [] ? vm_normal_page+0x300/0x300 [ 165.929872] [] ? __lock_acquire+0x654/0x4a10 [ 165.929879] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.929887] [] ? handle_mm_fault+0x481/0x2350 [ 165.929895] [] handle_mm_fault+0xfcb/0x2350 [ 165.929903] [] ? vm_insert_page+0x6f0/0x6f0 [ 165.929911] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 165.929921] [] __do_page_fault+0x403/0xa60 [ 165.929929] [] ? bad_area_access_error+0x3a0/0x3a0 [ 165.929939] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 165.929946] [] do_page_fault+0x27/0x30 [ 165.929954] [] page_fault+0x25/0x30 [ 165.929958] Mem-Info: [ 165.929975] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 165.929975] active_file:0 inactive_file:28 isolated_file:0 [ 165.929975] unevictable:0 dirty:0 writeback:0 unstable:0 [ 165.929975] slab_reclaimable:3901 slab_unreclaimable:58219 [ 165.929975] mapped:4 shmem:48 pagetables:422 bounce:0 [ 165.929975] free:5994 free_pcp:83 free_cma:0 [ 165.929989] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 165.930009] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 165.930037] Normal free:5300kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232728kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:332kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 165.930105] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 135*8kB (MEH) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5300kB 76 total pagecache pages [ 165.930157] 0 pages in swap cache [ 165.930161] Swap cache stats: add 0, delete 0, find 0/0 [ 165.930164] Free swap = 0kB [ 165.930166] Total swap = 0kB [ 165.930168] 1965979 pages RAM [ 165.930170] 0 pages HighMem/MovableOnly [ 165.930173] 313617 pages reserved [ 165.983291] syz-executor.2: page allocation stalls for 110070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 165.983301] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 165.983317] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 165.983327] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 165.983337] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 165.983339] Call Trace: ** 57 printk messages dropped ** [ 166.010968] [] ? radix_tree_lookup_slot+0x85/0xc0 ** 124 printk messages dropped ** [ 166.040235] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes ** 217 printk messages dropped ** [ 175.807186] lowmem_reserve[]: 0 3505 3505 [ 175.807206] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232740kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:328kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 175.807270] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 175.807323] 0 pages in swap cache [ 175.807328] Swap cache stats: add 0, delete 0, find 0/0 [ 175.807330] Free swap = 0kB [ 175.807332] Total swap = 0kB [ 175.807335] 1965979 pages RAM [ 175.807337] 0 pages HighMem/MovableOnly [ 175.807340] 313617 pages reserved [ 175.901382] syz-execprog: page allocation stalls for 70010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 175.901391] CPU: 1 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 175.901409] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 175.901420] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 175.901431] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 175.901433] Call Trace: [ 175.901449] [] dump_stack+0xc1/0x128 [ 175.901458] [] warn_alloc.cold.31+0x7f/0x9c [ 175.901469] [] ? zone_watermark_ok_safe+0x250/0x250 [ 175.901478] [] ? shrink_node+0x740/0x740 [ 175.901488] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 175.901496] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 175.901506] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 175.901515] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 175.901523] [] ? find_get_entry+0x11a/0x570 [ 175.901531] [] ? find_get_entry+0x141/0x570 [ 175.901539] [] ? page_cache_prev_hole+0x80/0x80 [ 175.901548] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 175.901556] [] ? pagecache_get_page+0x131/0x710 [ 175.901565] [] filemap_fault+0xaf1/0x1110 [ 175.901574] [] ext4_filemap_fault+0x71/0xa0 [ 175.901582] [] __do_fault+0x223/0x500 [ 175.901589] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 175.901598] [] ? generic_file_readonly_mmap+0x190/0x190 [ 175.901613] [] handle_mm_fault+0x1326/0x2350 [ 175.901621] [] ? vm_insert_page+0x6f0/0x6f0 [ 175.901631] [] ? kvm_clock_read+0x23/0x40 [ 175.901639] [] ? kvm_clock_get_cycles+0x9/0x10 [ 175.901648] [] __do_page_fault+0x403/0xa60 [ 175.901657] [] ? __fget_light+0x169/0x1f0 [ 175.901665] [] ? bad_area_access_error+0x3a0/0x3a0 [ 175.901675] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 175.901683] [] do_page_fault+0x27/0x30 [ 175.901692] [] page_fault+0x25/0x30 [ 175.901695] Mem-Info: [ 175.901714] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 175.901714] active_file:0 inactive_file:28 isolated_file:0 [ 175.901714] unevictable:0 dirty:0 writeback:0 unstable:0 [ 175.901714] slab_reclaimable:3901 slab_unreclaimable:58222 [ 175.901714] mapped:4 shmem:48 pagetables:422 bounce:0 [ 175.901714] free:5992 free_pcp:82 free_cma:0 [ 175.901728] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 175.901749] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 175.901779] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232740kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:328kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 175.901843] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 175.901897] 0 pages in swap cache [ 175.901901] Swap cache stats: add 0, delete 0, find 0/0 [ 175.901904] Free swap = 0kB [ 175.901906] Total swap = 0kB [ 175.901909] 1965979 pages RAM [ 175.901912] 0 pages HighMem/MovableOnly [ 175.901914] 313617 pages reserved [ 175.940664] init: page allocation stalls for 120020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 175.940673] init: [ 175.940674] CPU: 1 PID: 3008 Comm: init Not tainted 4.9.141+ #23 [ 175.940681] page allocation stalls for 120060ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) ffff880044f2f630 ffffffff81b42e79 1ffff100089e5ec8 ffff8801d6a80000 [ 175.940705] ffffffff82a97480 0000000000000001 0000000000400000 ffff880044f2f778 [ 175.940716] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 175.940719] Call Trace: [ 175.940733] [] dump_stack+0xc1/0x128 [ 175.940743] [] warn_alloc.cold.31+0x7f/0x9c [ 175.940753] [] ? zone_watermark_ok_safe+0x250/0x250 [ 175.940762] [] ? shrink_node+0x740/0x740 [ 175.940772] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 175.940781] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 175.940793] [] ? anon_vma_prepare+0x62/0x3d0 [ 175.940801] [] wp_page_copy+0x150/0x12a0 [ 175.940810] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 175.940819] [] ? init_wait_entry+0x100/0x100 [ 175.940826] [] ? add_mm_counter_fast+0xc0/0xc0 [ 175.940833] [] ? do_wp_page+0x270/0x2010 [ 175.940841] [] do_wp_page+0x2ae/0x2010 [ 175.940849] [] ? vm_normal_page+0x300/0x300 [ 175.940857] [] ? __lock_acquire+0x654/0x4a10 [ 175.940865] [] ? handle_mm_fault+0x481/0x2350 [ 175.940873] [] handle_mm_fault+0xfcb/0x2350 [ 175.940881] [] ? vm_insert_page+0x6f0/0x6f0 [ 175.940888] [] ? memset+0x31/0x40 [ 175.940897] [] __do_page_fault+0x403/0xa60 [ 175.940906] [] ? bad_area_access_error+0x3a0/0x3a0 [ 175.940916] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 175.940924] [] do_page_fault+0x27/0x30 [ 175.940932] [] page_fault+0x25/0x30 [ 175.940940] [] ? __put_user_4+0x19/0x20 [ 175.940948] [] ? schedule_tail+0xd8/0x120 [ 175.940955] [] ret_from_fork+0x8/0x70 [ 175.940958] Mem-Info: [ 175.940964] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 175.940979] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 175.940979] active_file:0 inactive_file:28 isolated_file:0 [ 175.940979] unevictable:0 dirty:0 writeback:0 unstable:0 [ 175.940979] slab_reclaimable:3901 slab_unreclaimable:58222 [ 175.940979] mapped:4 shmem:48 pagetables:422 bounce:0 [ 175.940979] free:5992 free_pcp:82 free_cma:0 [ 175.940994] ffff8801da607700 [ 175.940995] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 175.941014] ffffffff81b42e79DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 1ffff1003b4c0ee2lowmem_reserve[]: [ 175.941022] ffff8801da5f8000 0 3505 ffffffff82a97480 [ 175.941031] 3505 0000000000000001 0000000000400000Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232740kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:328kB local_pcp:88kB free_cma:0kB ffff8801da607848lowmem_reserve[]: [ 175.941061] 0 ffffffff814fc7c8 [ 175.941065] 0 0000000041b58ab3 0 ffffffff82e37a10 ffffffff81427db0DMA32: Call Trace: [ 175.941086] 3*4kB [] dump_stack+0xc1/0x128 [ 175.941095] (UM) [] warn_alloc.cold.31+0x7f/0x9c [ 175.941113] 7*8kB [] ? zone_watermark_ok_safe+0x250/0x250 [ 175.941122] (UM) [] ? shrink_node+0x740/0x740 [ 175.941133] 3*16kB [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 175.941141] (ME) [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 175.941152] 6*32kB [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 32 printk messages dropped ** [ 175.941306] 239*4kB ** 73 printk messages dropped ** [ 175.958554] [] ? radix_tree_lookup_slot+0x85/0xc0 ** 99 printk messages dropped ** [ 176.061872] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 165 printk messages dropped ** [ 185.786297] [] ? zone_watermark_ok_safe+0x250/0x250 ** 49 printk messages dropped ** [ 185.808927] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 185.808937] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.808946] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 185.808955] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 185.808963] [] ? find_get_entry+0x11a/0x570 [ 185.808971] [] ? find_get_entry+0x141/0x570 [ 185.808979] [] ? page_cache_prev_hole+0x80/0x80 [ 185.808988] [] ? autoremove_wake_function+0x40/0x40 [ 185.808996] [] ? pagecache_get_page+0x131/0x710 [ 185.809004] [] filemap_fault+0xaf1/0x1110 [ 185.809013] [] ext4_filemap_fault+0x71/0xa0 [ 185.809021] [] __do_fault+0x223/0x500 [ 185.809029] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 185.809037] [] ? handle_mm_fault+0x1d4f/0x2350 [ 185.809045] [] handle_mm_fault+0x1326/0x2350 [ 185.809054] [] ? hrtimer_nanosleep+0x38c/0x550 [ 185.809062] [] ? vm_insert_page+0x6f0/0x6f0 [ 185.809069] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 185.809077] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.809087] [] __do_page_fault+0x403/0xa60 [ 185.809097] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 185.809105] [] ? bad_area_access_error+0x3a0/0x3a0 [ 185.809124] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.809132] [] do_page_fault+0x27/0x30 [ 185.809141] [] page_fault+0x25/0x30 [ 185.809145] Mem-Info: [ 185.809164] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 185.809164] active_file:0 inactive_file:28 isolated_file:0 [ 185.809164] unevictable:0 dirty:0 writeback:0 unstable:0 [ 185.809164] slab_reclaimable:3901 slab_unreclaimable:58223 [ 185.809164] mapped:4 shmem:48 pagetables:422 bounce:0 [ 185.809164] free:5992 free_pcp:81 free_cma:0 [ 185.809178] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 185.809199] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 185.809228] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 185.809291] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 185.809344] 0 pages in swap cache [ 185.809348] Swap cache stats: add 0, delete 0, find 0/0 [ 185.809351] Free swap = 0kB [ 185.809353] Total swap = 0kB [ 185.809356] 1965979 pages RAM [ 185.809358] 0 pages HighMem/MovableOnly [ 185.809361] 313617 pages reserved [ 185.900819] init: page allocation stalls for 130020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 185.900828] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 185.900846] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 185.900857] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 185.900869] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 185.900871] Call Trace: [ 185.900886] [] dump_stack+0xc1/0x128 [ 185.900896] [] warn_alloc.cold.31+0x7f/0x9c [ 185.900906] [] ? zone_watermark_ok_safe+0x250/0x250 [ 185.900915] [] ? shrink_node+0x740/0x740 [ 185.900925] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 185.900934] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.900943] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 185.900955] [] ? anon_vma_prepare+0x62/0x3d0 [ 185.900963] [] wp_page_copy+0x150/0x12a0 [ 185.900970] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.900979] [] ? init_wait_entry+0x100/0x100 [ 185.900987] [] ? add_mm_counter_fast+0xc0/0xc0 [ 185.900994] [] ? do_wp_page+0x270/0x2010 [ 185.901002] [] do_wp_page+0x2ae/0x2010 [ 185.901009] [] ? vm_normal_page+0x300/0x300 [ 185.901017] [] ? __lock_acquire+0x654/0x4a10 [ 185.901025] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.901033] [] ? handle_mm_fault+0x481/0x2350 [ 185.901041] [] handle_mm_fault+0xfcb/0x2350 [ 185.901049] [] ? vm_insert_page+0x6f0/0x6f0 [ 185.901057] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.901067] [] __do_page_fault+0x403/0xa60 [ 185.901075] [] ? bad_area_access_error+0x3a0/0x3a0 [ 185.901086] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 185.901093] [] do_page_fault+0x27/0x30 [ 185.901102] [] page_fault+0x25/0x30 [ 185.901106] Mem-Info: [ 185.901124] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 185.901124] active_file:0 inactive_file:28 isolated_file:0 [ 185.901124] unevictable:0 dirty:0 writeback:0 unstable:0 [ 185.901124] slab_reclaimable:3901 slab_unreclaimable:58223 [ 185.901124] mapped:4 shmem:48 pagetables:422 bounce:0 [ 185.901124] free:5992 free_pcp:81 free_cma:0 [ 185.901139] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 185.901159] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 185.901189] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 185.901252] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 185.901305] 0 pages in swap cache [ 185.901309] Swap cache stats: add 0, delete 0, find 0/0 [ 185.901311] Free swap = 0kB [ 185.901314] Total swap = 0kB [ 185.901316] 1965979 pages RAM [ 185.901318] 0 pages HighMem/MovableOnly [ 185.901321] 313617 pages reserved [ 185.940587] syz-executor.2: page allocation stalls for 130030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 185.940597] CPU: 1 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 185.940620] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 185.940632] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 185.940643] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 185.940645] Call Trace: [ 185.940660] [] dump_stack+0xc1/0x128 [ 185.940670] [] warn_alloc.cold.31+0x7f/0x9c [ 185.940680] [] ? zone_watermark_ok_safe+0x250/0x250 [ 185.940690] [] ? shrink_node+0x740/0x740 [ 185.940699] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 185.940715] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.940725] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 185.940734] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 185.940746] [] ? find_get_entry+0x11a/0x570 [ 185.940759] [] ? find_get_entry+0x141/0x570 [ 185.940767] [] ? page_cache_prev_hole+0x80/0x80 [ 185.940780] [] ? autoremove_wake_function+0x40/0x40 [ 185.940789] [] ? pagecache_get_page+0x131/0x710 [ 185.940797] [] filemap_fault+0xaf1/0x1110 [ 185.940807] [] ext4_filemap_fault+0x71/0xa0 [ 185.940819] [] __do_fault+0x223/0x500 [ 185.940827] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 185.940835] [] ? handle_mm_fault+0x1d4f/0x2350 [ 185.940843] [] handle_mm_fault+0x1326/0x2350 [ 185.940856] [] ? vm_insert_page+0x6f0/0x6f0 [ 185.940865] [] ? generic_fillattr+0x18/0x5c0 [ 185.940878] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 185.940888] [] __do_page_fault+0x403/0xa60 ** 71 printk messages dropped ** [ 185.952470] 313617 pages reserved [ 186.011328] syz-executor.3: page allocation stalls for 130010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) ** 312 printk messages dropped ** [ 195.819046] 76 total pagecache pages [ 195.819048] 0 pages in swap cache [ 195.819053] Swap cache stats: add 0, delete 0, find 0/0 [ 195.819055] Free swap = 0kB [ 195.819057] Total swap = 0kB [ 195.819060] 1965979 pages RAM [ 195.819062] 0 pages HighMem/MovableOnly [ 195.819065] 313617 pages reserved [ 195.832710] getty: page allocation stalls for 140110ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 195.832719] CPU: 0 PID: 2066 Comm: getty Not tainted 4.9.141+ #23 [ 195.832736] ffff8801cf3877c0 ffffffff81b42e79 1ffff10039e70efa ffff8801d0954740 [ 195.832747] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf387908 [ 195.832758] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 195.832760] Call Trace: [ 195.832774] [] dump_stack+0xc1/0x128 [ 195.832784] [] warn_alloc.cold.31+0x7f/0x9c [ 195.832793] [] ? zone_watermark_ok_safe+0x250/0x250 [ 195.832802] [] ? shrink_node+0x740/0x740 [ 195.832812] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 195.832821] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 195.832830] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 195.832839] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 195.832847] [] ? find_get_entry+0x11a/0x570 [ 195.832855] [] ? find_get_entry+0x141/0x570 [ 195.832863] [] ? page_cache_prev_hole+0x80/0x80 [ 195.832872] [] ? autoremove_wake_function+0x40/0x40 [ 195.832880] [] ? pagecache_get_page+0x131/0x710 [ 195.832888] [] filemap_fault+0xaf1/0x1110 [ 195.832897] [] ext4_filemap_fault+0x71/0xa0 [ 195.832911] [] __do_fault+0x223/0x500 [ 195.832917] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 195.832924] [] ? handle_mm_fault+0x1d4f/0x2350 [ 195.832931] [] handle_mm_fault+0x1326/0x2350 [ 195.832938] [] ? vm_insert_page+0x6f0/0x6f0 [ 195.832945] [] ? hrtimer_nanosleep+0x38c/0x550 [ 195.832952] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 195.832961] [] __do_page_fault+0x403/0xa60 [ 195.832968] [] ? bad_area_access_error+0x3a0/0x3a0 [ 195.832977] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 195.832984] [] do_page_fault+0x27/0x30 [ 195.832992] [] page_fault+0x25/0x30 [ 195.881803] Mem-Info: [ 195.881825] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 195.881825] active_file:0 inactive_file:28 isolated_file:0 [ 195.881825] unevictable:0 dirty:0 writeback:0 unstable:0 [ 195.881825] slab_reclaimable:3901 slab_unreclaimable:58223 [ 195.881825] mapped:4 shmem:48 pagetables:422 bounce:0 [ 195.881825] free:5992 free_pcp:81 free_cma:0 [ 195.881841] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 195.881862] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 195.881892] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 195.881956] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 195.882010] 0 pages in swap cache [ 195.882014] Swap cache stats: add 0, delete 0, find 0/0 [ 195.882016] Free swap = 0kB [ 195.882019] Total swap = 0kB [ 195.882021] 1965979 pages RAM [ 195.882024] 0 pages HighMem/MovableOnly [ 195.882026] 313617 pages reserved [ 195.898480] syz-execprog: page allocation stalls for 90010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 195.898490] CPU: 1 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 195.898507] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 195.898518] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 195.898529] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 195.898531] Call Trace: [ 195.898546] [] dump_stack+0xc1/0x128 [ 195.898556] [] warn_alloc.cold.31+0x7f/0x9c [ 195.898566] [] ? zone_watermark_ok_safe+0x250/0x250 [ 195.898576] [] ? shrink_node+0x740/0x740 [ 195.898585] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 195.898594] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 195.898604] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 195.898621] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 195.898629] [] ? find_get_entry+0x11a/0x570 [ 195.898637] [] ? find_get_entry+0x141/0x570 [ 195.898646] [] ? page_cache_prev_hole+0x80/0x80 [ 195.898655] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 195.898663] [] ? pagecache_get_page+0x131/0x710 [ 195.898671] [] filemap_fault+0xaf1/0x1110 [ 195.898681] [] ext4_filemap_fault+0x71/0xa0 [ 195.898688] [] __do_fault+0x223/0x500 [ 195.898696] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 195.898705] [] ? generic_file_readonly_mmap+0x190/0x190 [ 195.898713] [] handle_mm_fault+0x1326/0x2350 [ 195.898721] [] ? vm_insert_page+0x6f0/0x6f0 [ 195.898731] [] ? kvm_clock_read+0x23/0x40 [ 195.898739] [] ? kvm_clock_get_cycles+0x9/0x10 [ 195.898748] [] __do_page_fault+0x403/0xa60 [ 195.898757] [] ? __fget_light+0x169/0x1f0 [ 195.898766] [] ? bad_area_access_error+0x3a0/0x3a0 [ 195.898776] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 195.898784] [] do_page_fault+0x27/0x30 [ 195.898793] [] page_fault+0x25/0x30 [ 195.898797] Mem-Info: [ 195.898816] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 195.898816] active_file:0 inactive_file:28 isolated_file:0 [ 195.898816] unevictable:0 dirty:0 writeback:0 unstable:0 [ 195.898816] slab_reclaimable:3901 slab_unreclaimable:58223 [ 195.898816] mapped:4 shmem:48 pagetables:422 bounce:0 [ 195.898816] free:5992 free_pcp:81 free_cma:0 [ 195.898830] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 195.898851] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 195.898880] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 195.898944] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 195.898998] 0 pages in swap cache [ 195.899003] Swap cache stats: add 0, delete 0, find 0/0 [ 195.899005] Free swap = 0kB [ 195.899007] Total swap = 0kB [ 195.899010] 1965979 pages RAM [ 195.899012] 0 pages HighMem/MovableOnly [ 195.899015] 313617 pages reserved [ 195.918745] init: page allocation stalls for 140040ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 195.918754] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 195.918770] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 195.918781] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 195.918792] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 195.918794] Call Trace: [ 195.918808] [] dump_stack+0xc1/0x128 [ 195.918818] [] warn_alloc.cold.31+0x7f/0x9c [ 195.918828] [] ? zone_watermark_ok_safe+0x250/0x250 [ 195.918838] [] ? shrink_node+0x740/0x740 [ 195.918848] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 195.918856] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 195.918866] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 195.918877] [] ? anon_vma_prepare+0x62/0x3d0 [ 195.918885] [] wp_page_copy+0x150/0x12a0 [ 195.918893] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 195.918902] [] ? init_wait_entry+0x100/0x100 [ 195.918909] [] ? add_mm_counter_fast+0xc0/0xc0 [ 195.918916] [] ? do_wp_page+0x270/0x2010 [ 195.918924] [] do_wp_page+0x2ae/0x2010 [ 195.918931] [] ? vm_normal_page+0x300/0x300 ** 66 printk messages dropped ** [ 195.981818] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB ** 327 printk messages dropped ** [ 205.777948] 313617 pages reserved [ 205.828170] rsyslogd: page allocation stalls for 150070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 205.828179] CPU: 1 PID: 1899 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 205.828197] ffff8801d30177c0 ffffffff81b42e79 1ffff1003a602efa ffff8801d3de8000 [ 205.828217] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d3017908 [ 205.828228] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 205.828230] Call Trace: [ 205.828246] [] dump_stack+0xc1/0x128 [ 205.828256] [] warn_alloc.cold.31+0x7f/0x9c [ 205.828266] [] ? zone_watermark_ok_safe+0x250/0x250 [ 205.828275] [] ? shrink_node+0x740/0x740 [ 205.828285] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 205.828294] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 205.828303] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 205.828312] [] ? find_get_entry+0x11a/0x570 [ 205.828320] [] ? find_get_entry+0x141/0x570 [ 205.828327] [] ? page_cache_prev_hole+0x80/0x80 [ 205.828336] [] ? autoremove_wake_function+0x40/0x40 [ 205.828344] [] ? pagecache_get_page+0x131/0x710 [ 205.828353] [] filemap_fault+0xaf1/0x1110 [ 205.828362] [] ext4_filemap_fault+0x71/0xa0 [ 205.828371] [] __do_fault+0x223/0x500 [ 205.828378] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 205.828387] [] ? generic_file_readonly_mmap+0x190/0x190 [ 205.828395] [] handle_mm_fault+0x1326/0x2350 [ 205.828408] [] ? vm_insert_page+0x6f0/0x6f0 [ 205.828417] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 205.828427] [] __do_page_fault+0x403/0xa60 [ 205.828436] [] ? bad_area_access_error+0x3a0/0x3a0 [ 205.828446] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.828454] [] do_page_fault+0x27/0x30 [ 205.828462] [] page_fault+0x25/0x30 [ 205.828466] Mem-Info: [ 205.828486] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 205.828486] active_file:0 inactive_file:28 isolated_file:0 [ 205.828486] unevictable:0 dirty:0 writeback:0 unstable:0 [ 205.828486] slab_reclaimable:3901 slab_unreclaimable:58223 [ 205.828486] mapped:4 shmem:48 pagetables:422 bounce:0 [ 205.828486] free:5992 free_pcp:81 free_cma:0 [ 205.828506] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 205.828527] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 205.828561] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 205.828637] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 205.828690] 0 pages in swap cache [ 205.828695] Swap cache stats: add 0, delete 0, find 0/0 [ 205.828697] Free swap = 0kB [ 205.828700] Total swap = 0kB [ 205.828702] 1965979 pages RAM [ 205.828705] 0 pages HighMem/MovableOnly [ 205.828707] 313617 pages reserved [ 205.900610] init: page allocation stalls for 150020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 205.900619] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 205.900636] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 205.900647] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 205.900658] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 205.900660] Call Trace: [ 205.900677] [] dump_stack+0xc1/0x128 [ 205.900687] [] warn_alloc.cold.31+0x7f/0x9c [ 205.900697] [] ? zone_watermark_ok_safe+0x250/0x250 [ 205.900707] [] ? shrink_node+0x740/0x740 [ 205.900716] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 205.900725] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 205.900734] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 205.900746] [] ? anon_vma_prepare+0x62/0x3d0 [ 205.900754] [] wp_page_copy+0x150/0x12a0 [ 205.900761] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 205.900770] [] ? init_wait_entry+0x100/0x100 [ 205.900777] [] ? add_mm_counter_fast+0xc0/0xc0 [ 205.900785] [] ? do_wp_page+0x270/0x2010 [ 205.900792] [] do_wp_page+0x2ae/0x2010 [ 205.900800] [] ? vm_normal_page+0x300/0x300 [ 205.900808] [] ? __lock_acquire+0x654/0x4a10 [ 205.900816] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 205.900824] [] ? handle_mm_fault+0x481/0x2350 [ 205.900832] [] handle_mm_fault+0xfcb/0x2350 [ 205.900840] [] ? vm_insert_page+0x6f0/0x6f0 [ 205.900848] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 205.900857] [] __do_page_fault+0x403/0xa60 [ 205.900866] [] ? bad_area_access_error+0x3a0/0x3a0 [ 205.900876] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 205.900883] [] do_page_fault+0x27/0x30 [ 205.900892] [] page_fault+0x25/0x30 [ 205.900896] Mem-Info: [ 205.900914] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 205.900914] active_file:0 inactive_file:28 isolated_file:0 [ 205.900914] unevictable:0 dirty:0 writeback:0 unstable:0 [ 205.900914] slab_reclaimable:3901 slab_unreclaimable:58223 [ 205.900914] mapped:4 shmem:48 pagetables:422 bounce:0 [ 205.900914] free:5992 free_pcp:81 free_cma:0 [ 205.900929] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 205.900950] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 205.900979] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 205.901040] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 205.901093] 0 pages in swap cache [ 205.901098] Swap cache stats: add 0, delete 0, find 0/0 [ 205.901100] Free swap = 0kB [ 205.901102] Total swap = 0kB [ 205.901105] 1965979 pages RAM [ 205.901107] 0 pages HighMem/MovableOnly [ 205.901110] 313617 pages reserved [ 205.910832] syz-execprog: page allocation stalls for 100020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 205.910842] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 205.910859] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 205.910870] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 205.910881] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 205.910883] Call Trace: [ 205.910898] [] dump_stack+0xc1/0x128 [ 205.910908] [] warn_alloc.cold.31+0x7f/0x9c [ 205.910918] [] ? zone_watermark_ok_safe+0x250/0x250 [ 205.910927] [] ? shrink_node+0x740/0x740 [ 205.910937] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 205.910946] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 205.910955] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 205.910964] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 205.910972] [] ? find_get_entry+0x11a/0x570 [ 205.910980] [] ? find_get_entry+0x141/0x570 [ 205.910987] [] ? page_cache_prev_hole+0x80/0x80 [ 205.910997] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 205.911005] [] ? pagecache_get_page+0x131/0x710 [ 205.911013] [] filemap_fault+0xaf1/0x1110 [ 205.911022] [] ext4_filemap_fault+0x71/0xa0 [ 205.911030] [] __do_fault+0x223/0x500 [ 205.911037] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 205.911046] [] ? generic_file_readonly_mmap+0x190/0x190 [ 205.911054] [] handle_mm_fault+0x1326/0x2350 [ 205.911062] [] ? vm_insert_page+0x6f0/0x6f0 [ 205.911072] [] ? kvm_clock_read+0x23/0x40 [ 205.911080] [] ? kvm_clock_get_cycles+0x9/0x10 [ 205.911089] [] __do_page_fault+0x403/0xa60 ** 164 printk messages dropped ** [ 206.003778] Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB ** 225 printk messages dropped ** [ 215.855249] CPU: 0 PID: 2066 Comm: getty Not tainted 4.9.141+ #23 [ 215.855266] ffff8801cf3877c0 ffffffff81b42e79 1ffff10039e70efa ffff8801d0954740 [ 215.855277] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf387908 [ 215.855288] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 215.855290] Call Trace: [ 215.855305] [] dump_stack+0xc1/0x128 [ 215.855315] [] warn_alloc.cold.31+0x7f/0x9c [ 215.855325] [] ? zone_watermark_ok_safe+0x250/0x250 [ 215.855334] [] ? shrink_node+0x740/0x740 [ 215.855344] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 215.855352] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 215.855362] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 215.855371] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 215.855379] [] ? find_get_entry+0x11a/0x570 [ 215.855387] [] ? find_get_entry+0x141/0x570 [ 215.855395] [] ? page_cache_prev_hole+0x80/0x80 [ 215.855404] [] ? autoremove_wake_function+0x40/0x40 [ 215.855412] [] ? pagecache_get_page+0x131/0x710 [ 215.855421] [] filemap_fault+0xaf1/0x1110 [ 215.855430] [] ext4_filemap_fault+0x71/0xa0 [ 215.855438] [] __do_fault+0x223/0x500 [ 215.855445] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 215.855453] [] ? handle_mm_fault+0x1d4f/0x2350 [ 215.855462] [] handle_mm_fault+0x1326/0x2350 [ 215.855469] [] ? vm_insert_page+0x6f0/0x6f0 [ 215.855478] [] ? hrtimer_nanosleep+0x38c/0x550 [ 215.855486] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 215.855496] [] __do_page_fault+0x403/0xa60 [ 215.855504] [] ? bad_area_access_error+0x3a0/0x3a0 [ 215.855515] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 215.855523] [] do_page_fault+0x27/0x30 [ 215.855531] [] page_fault+0x25/0x30 [ 215.855535] Mem-Info: [ 215.855553] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 215.855553] active_file:0 inactive_file:28 isolated_file:0 [ 215.855553] unevictable:0 dirty:0 writeback:0 unstable:0 [ 215.855553] slab_reclaimable:3901 slab_unreclaimable:58223 [ 215.855553] mapped:4 shmem:48 pagetables:422 bounce:0 [ 215.855553] free:5992 free_pcp:81 free_cma:0 [ 215.855568] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 215.855588] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 215.855617] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 215.855679] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 215.855732] 0 pages in swap cache [ 215.855736] Swap cache stats: add 0, delete 0, find 0/0 [ 215.855739] Free swap = 0kB [ 215.855741] Total swap = 0kB [ 215.855744] 1965979 pages RAM [ 215.855746] 0 pages HighMem/MovableOnly [ 215.855748] 313617 pages reserved [ 215.968876] syz-executor.2: page allocation stalls for 160060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 215.968885] CPU: 1 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 215.968902] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 215.968913] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 215.968925] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 215.968927] Call Trace: [ 215.968942] [] dump_stack+0xc1/0x128 [ 215.968953] [] warn_alloc.cold.31+0x7f/0x9c [ 215.968963] [] ? zone_watermark_ok_safe+0x250/0x250 [ 215.968973] [] ? shrink_node+0x740/0x740 [ 215.968983] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 215.968991] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 215.969001] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 215.969010] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 215.969018] [] ? find_get_entry+0x11a/0x570 [ 215.969026] [] ? find_get_entry+0x141/0x570 [ 215.969034] [] ? page_cache_prev_hole+0x80/0x80 [ 215.969043] [] ? autoremove_wake_function+0x40/0x40 [ 215.969051] [] ? pagecache_get_page+0x131/0x710 [ 215.969059] [] filemap_fault+0xaf1/0x1110 [ 215.969068] [] ext4_filemap_fault+0x71/0xa0 [ 215.969076] [] __do_fault+0x223/0x500 [ 215.969084] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 215.969092] [] ? handle_mm_fault+0x1d4f/0x2350 [ 215.969100] [] handle_mm_fault+0x1326/0x2350 [ 215.969108] [] ? vm_insert_page+0x6f0/0x6f0 [ 215.969117] [] ? generic_fillattr+0x18/0x5c0 [ 215.969125] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 215.969135] [] __do_page_fault+0x403/0xa60 [ 215.969143] [] ? bad_area_access_error+0x3a0/0x3a0 [ 215.969153] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 215.969161] [] do_page_fault+0x27/0x30 [ 215.969170] [] page_fault+0x25/0x30 [ 215.969173] Mem-Info: [ 215.969191] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 215.969191] active_file:0 inactive_file:28 isolated_file:0 [ 215.969191] unevictable:0 dirty:0 writeback:0 unstable:0 [ 215.969191] slab_reclaimable:3901 slab_unreclaimable:58223 [ 215.969191] mapped:4 shmem:48 pagetables:422 bounce:0 [ 215.969191] free:5992 free_pcp:81 free_cma:0 [ 215.969206] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 215.969227] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 215.969256] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 215.969320] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 215.969373] 0 pages in swap cache [ 215.969378] Swap cache stats: add 0, delete 0, find 0/0 [ 215.969380] Free swap = 0kB [ 215.969383] Total swap = 0kB [ 215.969385] 1965979 pages RAM [ 215.969388] 0 pages HighMem/MovableOnly [ 215.969390] 313617 pages reserved [ 215.970789] syz-execprog: page allocation stalls for 110080ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 215.970796] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 215.970810] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 215.970821] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 215.970832] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 215.970834] Call Trace: [ 215.970844] [] dump_stack+0xc1/0x128 [ 215.970853] [] warn_alloc.cold.31+0x7f/0x9c [ 215.970862] [] ? zone_watermark_ok_safe+0x250/0x250 [ 215.970870] [] ? shrink_node+0x740/0x740 [ 215.970880] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 215.970888] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 215.970897] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 215.970905] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 215.970912] [] ? find_get_entry+0x11a/0x570 [ 215.970920] [] ? find_get_entry+0x141/0x570 [ 215.970926] [] ? page_cache_prev_hole+0x80/0x80 [ 215.970935] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 215.970943] [] ? pagecache_get_page+0x131/0x710 [ 215.970951] [] filemap_fault+0xaf1/0x1110 [ 215.970959] [] ext4_filemap_fault+0x71/0xa0 [ 215.970967] [] __do_fault+0x223/0x500 [ 215.970974] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 215.970983] [] ? generic_file_readonly_mmap+0x190/0x190 [ 215.970991] [] handle_mm_fault+0x1326/0x2350 [ 215.970999] [] ? vm_insert_page+0x6f0/0x6f0 ** 12 printk messages dropped ** [ 215.971144] lowmem_reserve[]: 0 3505 3505 [ 215.971164] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB ** 376 printk messages dropped ** [ 225.800660] 1965979 pages RAM [ 225.800662] 0 pages HighMem/MovableOnly [ 225.800665] 313617 pages reserved [ 225.830562] rsyslogd: page allocation stalls for 170070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 225.830571] CPU: 1 PID: 1899 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 225.830588] ffff8801d30177c0 ffffffff81b42e79 1ffff1003a602efa ffff8801d3de8000 [ 225.830599] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d3017908 [ 225.830610] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 225.830612] Call Trace: [ 225.830627] [] dump_stack+0xc1/0x128 [ 225.830644] [] warn_alloc.cold.31+0x7f/0x9c [ 225.830654] [] ? zone_watermark_ok_safe+0x250/0x250 [ 225.830671] [] ? shrink_node+0x740/0x740 [ 225.830681] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 225.830690] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 225.830699] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 225.830706] [] ? find_get_entry+0x11a/0x570 [ 225.830714] [] ? find_get_entry+0x141/0x570 [ 225.830722] [] ? page_cache_prev_hole+0x80/0x80 [ 225.830731] [] ? autoremove_wake_function+0x40/0x40 [ 225.830739] [] ? pagecache_get_page+0x131/0x710 [ 225.830747] [] filemap_fault+0xaf1/0x1110 [ 225.830756] [] ext4_filemap_fault+0x71/0xa0 [ 225.830764] [] __do_fault+0x223/0x500 [ 225.830771] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 225.830780] [] ? generic_file_readonly_mmap+0x190/0x190 [ 225.830787] [] handle_mm_fault+0x1326/0x2350 [ 225.830795] [] ? vm_insert_page+0x6f0/0x6f0 [ 225.830804] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 225.830814] [] __do_page_fault+0x403/0xa60 [ 225.830822] [] ? bad_area_access_error+0x3a0/0x3a0 [ 225.830832] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.830839] [] do_page_fault+0x27/0x30 [ 225.830848] [] page_fault+0x25/0x30 [ 225.830852] Mem-Info: [ 225.830870] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 225.830870] active_file:0 inactive_file:28 isolated_file:0 [ 225.830870] unevictable:0 dirty:0 writeback:0 unstable:0 [ 225.830870] slab_reclaimable:3901 slab_unreclaimable:58223 [ 225.830870] mapped:4 shmem:48 pagetables:422 bounce:0 [ 225.830870] free:5992 free_pcp:81 free_cma:0 [ 225.830884] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 225.830904] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 225.830932] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 225.830994] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 225.831052] 0 pages in swap cache [ 225.831057] Swap cache stats: add 0, delete 0, find 0/0 [ 225.831059] Free swap = 0kB [ 225.831061] Total swap = 0kB [ 225.831063] 1965979 pages RAM [ 225.831066] 0 pages HighMem/MovableOnly [ 225.831068] 313617 pages reserved [ 225.902461] syz-execprog: page allocation stalls for 120010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 225.902471] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 225.902488] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 225.902499] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 225.902510] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 225.902512] Call Trace: [ 225.902528] [] dump_stack+0xc1/0x128 [ 225.902539] [] warn_alloc.cold.31+0x7f/0x9c [ 225.902548] [] ? zone_watermark_ok_safe+0x250/0x250 [ 225.902558] [] ? shrink_node+0x740/0x740 [ 225.902567] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 225.902576] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 225.902586] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 225.902595] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 225.902603] [] ? find_get_entry+0x11a/0x570 [ 225.902611] [] ? find_get_entry+0x141/0x570 [ 225.902619] [] ? page_cache_prev_hole+0x80/0x80 [ 225.902628] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 225.902635] [] ? pagecache_get_page+0x131/0x710 [ 225.902644] [] filemap_fault+0xaf1/0x1110 [ 225.902653] [] ext4_filemap_fault+0x71/0xa0 [ 225.902661] [] __do_fault+0x223/0x500 [ 225.902669] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 225.902677] [] ? generic_file_readonly_mmap+0x190/0x190 [ 225.902686] [] handle_mm_fault+0x1326/0x2350 [ 225.902693] [] ? vm_insert_page+0x6f0/0x6f0 [ 225.902703] [] ? kvm_clock_read+0x23/0x40 [ 225.902711] [] ? kvm_clock_get_cycles+0x9/0x10 [ 225.902720] [] __do_page_fault+0x403/0xa60 [ 225.902729] [] ? __fget_light+0x169/0x1f0 [ 225.902738] [] ? bad_area_access_error+0x3a0/0x3a0 [ 225.902748] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.902755] [] do_page_fault+0x27/0x30 [ 225.902764] [] page_fault+0x25/0x30 [ 225.902768] Mem-Info: [ 225.902787] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 225.902787] active_file:0 inactive_file:28 isolated_file:0 [ 225.902787] unevictable:0 dirty:0 writeback:0 unstable:0 [ 225.902787] slab_reclaimable:3901 slab_unreclaimable:58223 [ 225.902787] mapped:4 shmem:48 pagetables:422 bounce:0 [ 225.902787] free:5992 free_pcp:81 free_cma:0 [ 225.902802] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 225.902822] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 225.902851] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 225.908722] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) [ 225.908734] init: page allocation stalls for 170030ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 225.908743] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 225.908759] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 225.908770] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 225.908781] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 225.908783] Call Trace: [ 225.908796] [] dump_stack+0xc1/0x128 [ 225.908806] [] warn_alloc.cold.31+0x7f/0x9c [ 225.908815] [] ? zone_watermark_ok_safe+0x250/0x250 [ 225.908825] [] ? shrink_node+0x740/0x740 [ 225.908834] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 225.908843] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 225.908852] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 225.908864] [] ? anon_vma_prepare+0x62/0x3d0 [ 225.908871] [] wp_page_copy+0x150/0x12a0 [ 225.908879] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 225.908888] [] ? init_wait_entry+0x100/0x100 [ 225.908896] [] ? add_mm_counter_fast+0xc0/0xc0 [ 225.908904] [] ? do_wp_page+0x270/0x2010 [ 225.908912] [] do_wp_page+0x2ae/0x2010 [ 225.908920] [] ? vm_normal_page+0x300/0x300 [ 225.908928] [] ? __lock_acquire+0x654/0x4a10 [ 225.908936] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 225.908943] [] ? handle_mm_fault+0x481/0x2350 [ 225.908952] [] handle_mm_fault+0xfcb/0x2350 [ 225.908959] [] ? vm_insert_page+0x6f0/0x6f0 [ 225.908967] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 225.908977] [] __do_page_fault+0x403/0xa60 [ 225.908985] [] ? bad_area_access_error+0x3a0/0x3a0 [ 225.908995] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 225.909003] [] do_page_fault+0x27/0x30 ** 119 printk messages dropped ** [ 225.961227] Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB ** 284 printk messages dropped ** [ 235.857301] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.857311] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 235.857319] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 235.857327] [] ? find_get_entry+0x11a/0x570 [ 235.857335] [] ? find_get_entry+0x141/0x570 [ 235.857343] [] ? page_cache_prev_hole+0x80/0x80 [ 235.857352] [] ? autoremove_wake_function+0x40/0x40 [ 235.857360] [] ? pagecache_get_page+0x131/0x710 [ 235.857368] [] filemap_fault+0xaf1/0x1110 [ 235.857377] [] ext4_filemap_fault+0x71/0xa0 [ 235.857385] [] __do_fault+0x223/0x500 [ 235.857392] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 235.857401] [] ? handle_mm_fault+0x1d4f/0x2350 [ 235.857409] [] handle_mm_fault+0x1326/0x2350 [ 235.857418] [] ? hrtimer_nanosleep+0x38c/0x550 [ 235.857426] [] ? vm_insert_page+0x6f0/0x6f0 [ 235.857434] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 235.857441] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.857451] [] __do_page_fault+0x403/0xa60 [ 235.857461] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 235.857470] [] ? bad_area_access_error+0x3a0/0x3a0 [ 235.857480] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.857488] [] do_page_fault+0x27/0x30 [ 235.857497] [] page_fault+0x25/0x30 [ 235.857500] Mem-Info: [ 235.857519] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 235.857519] active_file:0 inactive_file:28 isolated_file:0 [ 235.857519] unevictable:0 dirty:0 writeback:0 unstable:0 [ 235.857519] slab_reclaimable:3901 slab_unreclaimable:58223 [ 235.857519] mapped:4 shmem:48 pagetables:422 bounce:0 [ 235.857519] free:5992 free_pcp:81 free_cma:0 [ 235.857533] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 235.857554] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 235.857583] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 235.857644] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 235.857697] 0 pages in swap cache [ 235.857702] Swap cache stats: add 0, delete 0, find 0/0 [ 235.857704] Free swap = 0kB [ 235.857706] Total swap = 0kB [ 235.857709] 1965979 pages RAM [ 235.857712] 0 pages HighMem/MovableOnly [ 235.857714] 313617 pages reserved [ 235.894493] init: page allocation stalls for 180020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 235.894502] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 235.894519] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 235.894530] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 235.894542] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 235.894544] Call Trace: [ 235.894560] [] dump_stack+0xc1/0x128 [ 235.894569] [] warn_alloc.cold.31+0x7f/0x9c [ 235.894580] [] ? zone_watermark_ok_safe+0x250/0x250 [ 235.894589] [] ? shrink_node+0x740/0x740 [ 235.894598] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 235.894607] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.894617] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 235.894628] [] ? anon_vma_prepare+0x62/0x3d0 [ 235.894643] [] wp_page_copy+0x150/0x12a0 [ 235.894652] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.894661] [] ? init_wait_entry+0x100/0x100 [ 235.894668] [] ? add_mm_counter_fast+0xc0/0xc0 [ 235.894676] [] ? do_wp_page+0x270/0x2010 [ 235.894683] [] do_wp_page+0x2ae/0x2010 [ 235.894691] [] ? vm_normal_page+0x300/0x300 [ 235.894699] [] ? __lock_acquire+0x654/0x4a10 [ 235.894707] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.894715] [] ? handle_mm_fault+0x481/0x2350 [ 235.894723] [] handle_mm_fault+0xfcb/0x2350 [ 235.894731] [] ? vm_insert_page+0x6f0/0x6f0 [ 235.894739] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.894749] [] __do_page_fault+0x403/0xa60 [ 235.894758] [] ? bad_area_access_error+0x3a0/0x3a0 [ 235.894768] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.894776] [] do_page_fault+0x27/0x30 [ 235.894784] [] page_fault+0x25/0x30 [ 235.894788] Mem-Info: [ 235.894807] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 235.894807] active_file:0 inactive_file:28 isolated_file:0 [ 235.894807] unevictable:0 dirty:0 writeback:0 unstable:0 [ 235.894807] slab_reclaimable:3901 slab_unreclaimable:58223 [ 235.894807] mapped:4 shmem:48 pagetables:422 bounce:0 [ 235.894807] free:5992 free_pcp:81 free_cma:0 [ 235.894822] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:6 all_unreclaimable? yes [ 235.894842] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 235.894871] Normal free:5292kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 235.894932] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 24*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5292kB 76 total pagecache pages [ 235.894986] 0 pages in swap cache [ 235.894991] Swap cache stats: add 0, delete 0, find 0/0 [ 235.894993] Free swap = 0kB [ 235.894995] Total swap = 0kB [ 235.894998] 1965979 pages RAM [ 235.895000] 0 pages HighMem/MovableOnly [ 235.895003] 313617 pages reserved [ 235.905491] syz-execprog: page allocation stalls for 130020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 235.905501] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 235.905517] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 235.905529] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 235.905540] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 235.905542] Call Trace: [ 235.905556] [] dump_stack+0xc1/0x128 [ 235.905567] [] warn_alloc.cold.31+0x7f/0x9c [ 235.905576] [] ? zone_watermark_ok_safe+0x250/0x250 [ 235.905586] [] ? shrink_node+0x740/0x740 [ 235.905596] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 235.905604] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 235.905614] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 235.905623] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 235.905631] [] ? find_get_entry+0x11a/0x570 [ 235.905638] [] ? find_get_entry+0x141/0x570 [ 235.905646] [] ? page_cache_prev_hole+0x80/0x80 [ 235.905655] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 235.905663] [] ? pagecache_get_page+0x131/0x710 [ 235.905672] [] filemap_fault+0xaf1/0x1110 [ 235.905681] [] ext4_filemap_fault+0x71/0xa0 [ 235.905689] [] __do_fault+0x223/0x500 [ 235.905696] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 235.905705] [] ? generic_file_readonly_mmap+0x190/0x190 [ 235.905713] [] handle_mm_fault+0x1326/0x2350 [ 235.905721] [] ? vm_insert_page+0x6f0/0x6f0 [ 235.905731] [] ? kvm_clock_read+0x23/0x40 [ 235.905739] [] ? kvm_clock_get_cycles+0x9/0x10 [ 235.905749] [] __do_page_fault+0x403/0xa60 [ 235.905758] [] ? __fget_light+0x169/0x1f0 [ 235.905766] [] ? bad_area_access_error+0x3a0/0x3a0 [ 235.905777] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 235.905784] [] do_page_fault+0x27/0x30 [ 235.905792] [] page_fault+0x25/0x30 [ 235.905796] Mem-Info: [ 235.905815] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 235.905815] active_file:0 inactive_file:28 isolated_file:0 [ 235.905815] unevictable:0 dirty:0 writeback:0 unstable:0 [ 235.905815] slab_reclaimable:3901 slab_unreclaimable:58223 [ 235.905815] mapped:4 shmem:48 pagetables:422 bounce:0 [ 235.905815] free:5992 free_pcp:81 free_cma:0 ** 339 printk messages dropped ** [ 245.779570] [] ? zone_watermark_ok_safe+0x250/0x250 ** 53 printk messages dropped ** [ 245.815568] [] ? find_get_entry+0x11a/0x570 [ 245.815576] [] ? find_get_entry+0x141/0x570 [ 245.815583] [] ? page_cache_prev_hole+0x80/0x80 [ 245.815591] [] ? autoremove_wake_function+0x40/0x40 [ 245.815599] [] ? pagecache_get_page+0x131/0x710 [ 245.815606] [] filemap_fault+0xaf1/0x1110 [ 245.815615] [] ext4_filemap_fault+0x71/0xa0 [ 245.815623] [] __do_fault+0x223/0x500 [ 245.815630] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 245.815638] [] ? handle_mm_fault+0x1d4f/0x2350 [ 245.815646] [] handle_mm_fault+0x1326/0x2350 [ 245.815654] [] ? hrtimer_nanosleep+0x38c/0x550 [ 245.815662] [] ? vm_insert_page+0x6f0/0x6f0 [ 245.815669] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 245.815677] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 245.815686] [] __do_page_fault+0x403/0xa60 [ 245.815696] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 245.815704] [] ? bad_area_access_error+0x3a0/0x3a0 [ 245.815714] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.815721] [] do_page_fault+0x27/0x30 [ 245.815729] [] page_fault+0x25/0x30 [ 245.815733] Mem-Info: [ 245.815750] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 245.815750] active_file:0 inactive_file:28 isolated_file:0 [ 245.815750] unevictable:0 dirty:0 writeback:0 unstable:0 [ 245.815750] slab_reclaimable:3901 slab_unreclaimable:58223 [ 245.815750] mapped:4 shmem:48 pagetables:422 bounce:0 [ 245.815750] free:6000 free_pcp:81 free_cma:0 [ 245.815764] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 245.815783] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 245.815810] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 245.815868] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 245.815918] 0 pages in swap cache [ 245.815922] Swap cache stats: add 0, delete 0, find 0/0 [ 245.815924] Free swap = 0kB [ 245.815926] Total swap = 0kB [ 245.815928] 1965979 pages RAM [ 245.815931] 0 pages HighMem/MovableOnly [ 245.815933] 313617 pages reserved [ 245.873029] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 245.873029] to free 112kB on behalf of 'syz-executor.4' (2976) because [ 245.873029] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 245.873029] Free memory is -13504kB above reserved [ 245.938564] init: page allocation stalls for 190060ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 245.938573] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 245.938588] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 245.938599] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 245.938610] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 245.938612] Call Trace: [ 245.938627] [] dump_stack+0xc1/0x128 [ 245.938638] [] warn_alloc.cold.31+0x7f/0x9c [ 245.938648] [] ? zone_watermark_ok_safe+0x250/0x250 [ 245.938657] [] ? shrink_node+0x740/0x740 [ 245.938667] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 245.938675] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 245.938685] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 245.938696] [] ? anon_vma_prepare+0x62/0x3d0 [ 245.938704] [] wp_page_copy+0x150/0x12a0 [ 245.938711] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 245.938720] [] ? init_wait_entry+0x100/0x100 [ 245.938728] [] ? add_mm_counter_fast+0xc0/0xc0 [ 245.938735] [] ? do_wp_page+0x270/0x2010 [ 245.938743] [] do_wp_page+0x2ae/0x2010 [ 245.938750] [] ? vm_normal_page+0x300/0x300 [ 245.938759] [] ? __lock_acquire+0x654/0x4a10 [ 245.938766] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 245.938774] [] ? handle_mm_fault+0x481/0x2350 [ 245.938782] [] handle_mm_fault+0xfcb/0x2350 [ 245.938791] [] ? vm_insert_page+0x6f0/0x6f0 [ 245.938799] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 245.938809] [] __do_page_fault+0x403/0xa60 [ 245.938817] [] ? bad_area_access_error+0x3a0/0x3a0 [ 245.938828] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.938835] [] do_page_fault+0x27/0x30 [ 245.938844] [] page_fault+0x25/0x30 [ 245.938847] Mem-Info: [ 245.938866] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 245.938866] active_file:0 inactive_file:28 isolated_file:0 [ 245.938866] unevictable:0 dirty:0 writeback:0 unstable:0 [ 245.938866] slab_reclaimable:3901 slab_unreclaimable:58223 [ 245.938866] mapped:4 shmem:48 pagetables:422 bounce:0 [ 245.938866] free:6000 free_pcp:81 free_cma:0 [ 245.938880] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 245.938901] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 245.938930] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 245.938992] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 245.939045] 0 pages in swap cache [ 245.939049] Swap cache stats: add 0, delete 0, find 0/0 [ 245.939051] Free swap = 0kB [ 245.939054] Total swap = 0kB [ 245.939056] 1965979 pages RAM [ 245.939058] 0 pages HighMem/MovableOnly [ 245.939061] 313617 pages reserved [ 245.950593] syz-execprog: page allocation stalls for 140060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 245.950602] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 245.950619] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 245.950631] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 245.950642] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 245.950643] Call Trace: [ 245.950658] [] dump_stack+0xc1/0x128 [ 245.950668] [] warn_alloc.cold.31+0x7f/0x9c [ 245.950678] [] ? zone_watermark_ok_safe+0x250/0x250 [ 245.950687] [] ? shrink_node+0x740/0x740 [ 245.950697] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 245.950706] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 245.950716] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 245.950725] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 245.950732] [] ? find_get_entry+0x11a/0x570 [ 245.950740] [] ? find_get_entry+0x141/0x570 [ 245.950748] [] ? page_cache_prev_hole+0x80/0x80 [ 245.950757] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 245.950765] [] ? pagecache_get_page+0x131/0x710 [ 245.950774] [] filemap_fault+0xaf1/0x1110 [ 245.950783] [] ext4_filemap_fault+0x71/0xa0 [ 245.950791] [] __do_fault+0x223/0x500 [ 245.950799] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 245.950807] [] ? generic_file_readonly_mmap+0x190/0x190 [ 245.950815] [] handle_mm_fault+0x1326/0x2350 [ 245.950823] [] ? vm_insert_page+0x6f0/0x6f0 [ 245.950833] [] ? kvm_clock_read+0x23/0x40 [ 245.950841] [] ? kvm_clock_get_cycles+0x9/0x10 [ 245.950850] [] __do_page_fault+0x403/0xa60 [ 245.950859] [] ? __fget_light+0x169/0x1f0 [ 245.950867] [] ? bad_area_access_error+0x3a0/0x3a0 [ 245.950877] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 245.950885] [] do_page_fault+0x27/0x30 [ 245.950893] [] page_fault+0x25/0x30 ** 15 printk messages dropped ** [ 245.951108] 0 pages HighMem/MovableOnly ** 45 printk messages dropped ** [ 245.969107] Swap cache stats: add 0, delete 0, find 0/0 ** 148 printk messages dropped ** [ 246.065213] 76 total pagecache pages ** 196 printk messages dropped ** [ 255.868683] [] ? hrtimer_nanosleep+0x38c/0x550 [ 255.868690] [] ? vm_insert_page+0x6f0/0x6f0 [ 255.868698] [] ? enqueue_hrtimer+0x3a0/0x3a0 ** 4 printk messages dropped ** [ 255.868744] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.868752] [] do_page_fault+0x27/0x30 [ 255.868761] [] page_fault+0x25/0x30 [ 255.868765] Mem-Info: [ 255.868783] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 255.868783] active_file:0 inactive_file:28 isolated_file:0 [ 255.868783] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.868783] slab_reclaimable:3901 slab_unreclaimable:58223 [ 255.868783] mapped:4 shmem:48 pagetables:422 bounce:0 [ 255.868783] free:6000 free_pcp:81 free_cma:0 [ 255.868798] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 255.868818] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 255.868847] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 255.868911] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 255.868965] 0 pages in swap cache [ 255.868969] Swap cache stats: add 0, delete 0, find 0/0 [ 255.868971] Free swap = 0kB [ 255.868974] Total swap = 0kB [ 255.868976] 1965979 pages RAM [ 255.868979] 0 pages HighMem/MovableOnly [ 255.868981] 313617 pages reserved [ 255.907812] syz-execprog: page allocation stalls for 150020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 255.907822] CPU: 1 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 255.907839] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 255.907850] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 255.907862] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 255.907864] Call Trace: [ 255.907892] [] dump_stack+0xc1/0x128 [ 255.907902] [] warn_alloc.cold.31+0x7f/0x9c [ 255.907922] [] ? zone_watermark_ok_safe+0x250/0x250 [ 255.907931] [] ? shrink_node+0x740/0x740 [ 255.907941] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 255.907950] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 255.907960] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 255.907969] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 255.907977] [] ? find_get_entry+0x11a/0x570 [ 255.907985] [] ? find_get_entry+0x141/0x570 [ 255.907993] [] ? page_cache_prev_hole+0x80/0x80 [ 255.908002] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 255.908010] [] ? pagecache_get_page+0x131/0x710 [ 255.908018] [] filemap_fault+0xaf1/0x1110 [ 255.908028] [] ext4_filemap_fault+0x71/0xa0 [ 255.908035] [] __do_fault+0x223/0x500 [ 255.908043] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 255.908052] [] ? generic_file_readonly_mmap+0x190/0x190 [ 255.908060] [] handle_mm_fault+0x1326/0x2350 [ 255.908068] [] ? vm_insert_page+0x6f0/0x6f0 [ 255.908089] [] ? kvm_clock_read+0x23/0x40 [ 255.908098] [] ? kvm_clock_get_cycles+0x9/0x10 [ 255.908108] [] __do_page_fault+0x403/0xa60 [ 255.908116] [] ? __fget_light+0x169/0x1f0 [ 255.908125] [] ? bad_area_access_error+0x3a0/0x3a0 [ 255.908136] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.908143] [] do_page_fault+0x27/0x30 [ 255.908159] [] page_fault+0x25/0x30 [ 255.908163] Mem-Info: [ 255.908182] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 255.908182] active_file:0 inactive_file:28 isolated_file:0 [ 255.908182] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.908182] slab_reclaimable:3901 slab_unreclaimable:58223 [ 255.908182] mapped:4 shmem:48 pagetables:422 bounce:0 [ 255.908182] free:6000 free_pcp:81 free_cma:0 [ 255.908196] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 255.908217] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 255.908246] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 255.908310] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 255.908363] 0 pages in swap cache [ 255.908368] Swap cache stats: add 0, delete 0, find 0/0 [ 255.908370] Free swap = 0kB [ 255.908373] Total swap = 0kB [ 255.908375] 1965979 pages RAM [ 255.908378] 0 pages HighMem/MovableOnly [ 255.908380] 313617 pages reserved [ 255.934234] init: page allocation stalls for 200010ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 255.934243] CPU: 0 PID: 3008 Comm: init Not tainted 4.9.141+ #23 [ 255.934259] ffff880044f2f630 ffffffff81b42e79 1ffff100089e5ec8 ffff8801d6a80000 [ 255.934269] ffffffff82a97480 0000000000000001 0000000000400000 ffff880044f2f778 [ 255.934280] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 255.934281] Call Trace: [ 255.934296] [] dump_stack+0xc1/0x128 [ 255.934305] [] warn_alloc.cold.31+0x7f/0x9c [ 255.934315] [] ? zone_watermark_ok_safe+0x250/0x250 [ 255.934324] [] ? shrink_node+0x740/0x740 [ 255.934334] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 255.934343] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 255.934353] [] ? anon_vma_prepare+0x62/0x3d0 [ 255.934360] [] wp_page_copy+0x150/0x12a0 [ 255.934369] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 255.934377] [] ? init_wait_entry+0x100/0x100 [ 255.934385] [] ? add_mm_counter_fast+0xc0/0xc0 [ 255.934392] [] ? do_wp_page+0x270/0x2010 [ 255.934400] [] do_wp_page+0x2ae/0x2010 [ 255.934408] [] ? vm_normal_page+0x300/0x300 [ 255.934415] [] ? __lock_acquire+0x654/0x4a10 [ 255.934423] [] ? handle_mm_fault+0x481/0x2350 [ 255.934431] [] handle_mm_fault+0xfcb/0x2350 [ 255.934439] [] ? vm_insert_page+0x6f0/0x6f0 [ 255.934446] [] ? memset+0x31/0x40 [ 255.934455] [] __do_page_fault+0x403/0xa60 [ 255.934463] [] ? bad_area_access_error+0x3a0/0x3a0 [ 255.934473] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 255.934480] [] do_page_fault+0x27/0x30 [ 255.934489] [] page_fault+0x25/0x30 [ 255.934497] [] ? __put_user_4+0x19/0x20 [ 255.934505] [] ? schedule_tail+0xd8/0x120 [ 255.934512] [] ret_from_fork+0x8/0x70 [ 255.934515] Mem-Info: [ 255.934533] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 255.934533] active_file:0 inactive_file:28 isolated_file:0 [ 255.934533] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.934533] slab_reclaimable:3901 slab_unreclaimable:58223 [ 255.934533] mapped:4 shmem:48 pagetables:422 bounce:0 [ 255.934533] free:6000 free_pcp:81 free_cma:0 [ 255.934546] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 255.934565] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 255.934592] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 255.934648] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB ** 228 printk messages dropped ** [ 256.040890] [] ? pagecache_get_page+0x131/0x710 [ 256.040899] [] filemap_fault+0xaf1/0x1110 [ 256.040908] [] ext4_filemap_fault+0x71/0xa0 [ 256.040916] [] __do_fault+0x223/0x500 [ 256.040923] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 256.040932] [] ? generic_file_readonly_mmap+0x190/0x190 [ 256.040940] [] handle_mm_fault+0x1326/0x2350 [ 256.040947] [] ? ep_poll+0x18f/0xb20 [ 256.040953] [] ? vm_insert_page+0x6f0/0x6f0 [ 256.040960] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 256.040968] [] __do_page_fault+0x403/0xa60 [ 256.040976] [] ? __fget_light+0x169/0x1f0 [ 256.040984] [] ? bad_area_access_error+0x3a0/0x3a0 [ 256.040994] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 256.041002] [] do_page_fault+0x27/0x30 [ 256.041011] [] page_fault+0x25/0x30 [ 256.041014] Mem-Info: [ 256.041033] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 256.041033] active_file:0 inactive_file:28 isolated_file:0 [ 256.041033] unevictable:0 dirty:0 writeback:0 unstable:0 [ 256.041033] slab_reclaimable:3901 slab_unreclaimable:58223 [ 256.041033] mapped:4 shmem:48 pagetables:422 bounce:0 [ 256.041033] free:6000 free_pcp:81 free_cma:0 [ 256.041047] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 256.041067] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 256.041097] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 256.041168] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 256.041221] 0 pages in swap cache [ 256.041226] Swap cache stats: add 0, delete 0, find 0/0 [ 256.041228] Free swap = 0kB [ 256.041230] Total swap = 0kB [ 256.041233] 1965979 pages RAM [ 256.041235] 0 pages HighMem/MovableOnly [ 256.041237] 313617 pages reserved [ 256.983045] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 256.983045] to free 112kB on behalf of 'syz-executor.2' (2935) because [ 256.983045] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 256.983045] Free memory is -13504kB above reserved [ 256.983058] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 256.983058] to free 112kB on behalf of 'syz-execprog' (2077) because [ 256.983058] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 256.983058] Free memory is -13504kB above reserved [ 257.993024] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 257.993024] to free 112kB on behalf of 'syz-executor.3' (2086) because [ 257.993024] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 257.993024] Free memory is -13504kB above reserved [ 258.023011] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 258.023011] to free 112kB on behalf of 'syz-executor.2' (2078) because [ 258.023011] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 258.023011] Free memory is -13504kB above reserved [ 259.033027] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 259.033027] to free 112kB on behalf of 'getty' (2069) because [ 259.033027] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 259.033027] Free memory is -13504kB above reserved [ 260.043042] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 260.043042] to free 112kB on behalf of 'getty' (2069) because [ 260.043042] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 260.043042] Free memory is -13504kB above reserved [ 261.053017] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 261.053017] to free 112kB on behalf of 'getty' (2066) because [ 261.053017] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 261.053017] Free memory is -13504kB above reserved [ 262.063050] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 262.063050] to free 112kB on behalf of 'syz-executor.4' (2999) because [ 262.063050] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 262.063050] Free memory is -13504kB above reserved [ 262.063062] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 262.063062] to free 112kB on behalf of 'getty' (2066) because [ 262.063062] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 262.063062] Free memory is -13504kB above reserved [ 263.073091] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 263.073091] to free 112kB on behalf of 'syz-executor.4' (2999) because [ 263.073091] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 263.073091] Free memory is -13504kB above reserved [ 263.073104] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 263.073104] to free 112kB on behalf of 'syz-executor.5' (3001) because [ 263.073104] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 263.073104] Free memory is -13504kB above reserved [ 264.083028] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 264.083028] to free 112kB on behalf of 'syz-executor.4' (2085) because [ 264.083028] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 264.083028] Free memory is -13504kB above reserved [ 265.093065] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 265.093065] to free 112kB on behalf of 'rsyslogd' (1899) because [ 265.093065] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 265.093065] Free memory is -13504kB above reserved [ 265.093077] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 265.093077] to free 112kB on behalf of 'syz-executor.4' (2999) because [ 265.093077] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 265.093077] Free memory is -13504kB above reserved [ 265.787030] warn_alloc: 2 callbacks suppressed [ 265.787048] syz-executor.4: page allocation stalls for 210040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 265.787058] CPU: 1 PID: 2085 Comm: syz-executor.4 Not tainted 4.9.141+ #23 [ 265.787074] ffff8801ce2bf7c0 ffffffff81b42e79 1ffff10039c57efa ffff8801cf0297c0 [ 265.787086] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce2bf908 [ 265.787097] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.787099] Call Trace: [ 265.787114] [] dump_stack+0xc1/0x128 [ 265.787125] [] warn_alloc.cold.31+0x7f/0x9c [ 265.787135] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.787144] [] ? shrink_node+0x740/0x740 [ 265.787153] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.787162] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.787171] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.787181] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 265.787189] [] ? find_get_entry+0x11a/0x570 [ 265.787197] [] ? find_get_entry+0x141/0x570 [ 265.787204] [] ? page_cache_prev_hole+0x80/0x80 [ 265.787214] [] ? autoremove_wake_function+0x40/0x40 [ 265.787222] [] ? pagecache_get_page+0x131/0x710 [ 265.787230] [] filemap_fault+0xaf1/0x1110 [ 265.787240] [] ext4_filemap_fault+0x71/0xa0 [ 265.787248] [] __do_fault+0x223/0x500 [ 265.787255] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 265.787264] [] ? handle_mm_fault+0x1d4f/0x2350 [ 265.787272] [] handle_mm_fault+0x1326/0x2350 [ 265.787281] [] ? hrtimer_nanosleep+0x38c/0x550 [ 265.787288] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.787297] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 265.787305] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.787315] [] __do_page_fault+0x403/0xa60 [ 265.787324] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 265.787333] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.787343] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.787351] [] do_page_fault+0x27/0x30 [ 265.787360] [] page_fault+0x25/0x30 [ 265.787364] Mem-Info: [ 265.787383] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.787383] active_file:0 inactive_file:28 isolated_file:0 [ 265.787383] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.787383] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.787383] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.787383] free:6000 free_pcp:81 free_cma:0 [ 265.787397] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.787418] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.787447] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.787508] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.787561] 0 pages in swap cache [ 265.787565] Swap cache stats: add 0, delete 0, find 0/0 [ 265.787568] Free swap = 0kB [ 265.787570] Total swap = 0kB [ 265.787573] 1965979 pages RAM [ 265.787575] 0 pages HighMem/MovableOnly [ 265.787578] 313617 pages reserved [ 265.796085] rsyslogd: page allocation stalls for 210040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 265.796093] CPU: 0 PID: 1899 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 265.796110] ffff8801d30177c0 ffffffff81b42e79 1ffff1003a602efa ffff8801d3de8000 [ 265.796121] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d3017908 [ 265.796132] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.796134] Call Trace: [ 265.796147] [] dump_stack+0xc1/0x128 [ 265.796165] [] warn_alloc.cold.31+0x7f/0x9c [ 265.796175] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.796184] [] ? shrink_node+0x740/0x740 [ 265.796194] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.796203] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.796212] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 265.796220] [] ? find_get_entry+0x11a/0x570 [ 265.796228] [] ? find_get_entry+0x141/0x570 [ 265.796236] [] ? page_cache_prev_hole+0x80/0x80 [ 265.796244] [] ? autoremove_wake_function+0x40/0x40 [ 265.796253] [] ? pagecache_get_page+0x131/0x710 [ 265.796261] [] filemap_fault+0xaf1/0x1110 [ 265.796270] [] ext4_filemap_fault+0x71/0xa0 [ 265.796278] [] __do_fault+0x223/0x500 [ 265.796285] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 265.796294] [] ? generic_file_readonly_mmap+0x190/0x190 [ 265.796302] [] handle_mm_fault+0x1326/0x2350 [ 265.796310] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.796319] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.796329] [] __do_page_fault+0x403/0xa60 [ 265.796337] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.796347] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.796355] [] do_page_fault+0x27/0x30 [ 265.796363] [] page_fault+0x25/0x30 [ 265.796367] Mem-Info: [ 265.796385] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.796385] active_file:0 inactive_file:28 isolated_file:0 [ 265.796385] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.796385] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.796385] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.796385] free:6000 free_pcp:81 free_cma:0 [ 265.796400] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.796420] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.796449] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.796512] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.796566] 0 pages in swap cache [ 265.796570] Swap cache stats: add 0, delete 0, find 0/0 [ 265.796573] Free swap = 0kB [ 265.796575] Total swap = 0kB [ 265.796577] 1965979 pages RAM [ 265.796580] 0 pages HighMem/MovableOnly [ 265.796582] 313617 pages reserved [ 265.858652] getty: page allocation stalls for 210140ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 265.858661] CPU: 0 PID: 2066 Comm: getty Not tainted 4.9.141+ #23 [ 265.858679] ffff8801cf3877c0 ffffffff81b42e79 1ffff10039e70efa ffff8801d0954740 [ 265.858690] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf387908 [ 265.858702] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.858704] Call Trace: [ 265.858718] [] dump_stack+0xc1/0x128 [ 265.858728] [] warn_alloc.cold.31+0x7f/0x9c [ 265.858738] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.858748] [] ? shrink_node+0x740/0x740 [ 265.858758] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.858766] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.858776] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.858785] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 265.858793] [] ? find_get_entry+0x11a/0x570 [ 265.858801] [] ? find_get_entry+0x141/0x570 [ 265.858808] [] ? page_cache_prev_hole+0x80/0x80 [ 265.858816] [] ? autoremove_wake_function+0x40/0x40 [ 265.858824] [] ? pagecache_get_page+0x131/0x710 [ 265.858832] [] filemap_fault+0xaf1/0x1110 [ 265.858841] [] ext4_filemap_fault+0x71/0xa0 [ 265.858849] [] __do_fault+0x223/0x500 [ 265.858856] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 265.858865] [] ? handle_mm_fault+0x1d4f/0x2350 [ 265.858873] [] handle_mm_fault+0x1326/0x2350 [ 265.858881] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.858890] [] ? hrtimer_nanosleep+0x38c/0x550 [ 265.858897] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.858907] [] __do_page_fault+0x403/0xa60 [ 265.858916] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.858926] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.858934] [] do_page_fault+0x27/0x30 [ 265.858942] [] page_fault+0x25/0x30 [ 265.858946] Mem-Info: [ 265.858965] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.858965] active_file:0 inactive_file:28 isolated_file:0 [ 265.858965] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.858965] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.858965] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.858965] free:6000 free_pcp:81 free_cma:0 [ 265.858979] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.859000] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.859029] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.859089] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.859142] 0 pages in swap cache [ 265.859146] Swap cache stats: add 0, delete 0, find 0/0 [ 265.859148] Free swap = 0kB [ 265.859160] Total swap = 0kB [ 265.859163] 1965979 pages RAM [ 265.859165] 0 pages HighMem/MovableOnly [ 265.859167] 313617 pages reserved [ 265.928505] syz-execprog: page allocation stalls for 160040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 265.928515] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 265.928532] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 265.928543] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 265.928554] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.928556] Call Trace: [ 265.928577] [] dump_stack+0xc1/0x128 [ 265.928586] [] warn_alloc.cold.31+0x7f/0x9c [ 265.928596] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.928605] [] ? shrink_node+0x740/0x740 [ 265.928614] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.928623] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.928632] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.928641] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 265.928649] [] ? find_get_entry+0x11a/0x570 [ 265.928656] [] ? find_get_entry+0x141/0x570 [ 265.928665] [] ? page_cache_prev_hole+0x80/0x80 [ 265.928674] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 265.928682] [] ? pagecache_get_page+0x131/0x710 [ 265.928691] [] filemap_fault+0xaf1/0x1110 [ 265.928700] [] ext4_filemap_fault+0x71/0xa0 [ 265.928707] [] __do_fault+0x223/0x500 [ 265.928715] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 265.928724] [] ? generic_file_readonly_mmap+0x190/0x190 [ 265.928732] [] handle_mm_fault+0x1326/0x2350 [ 265.928740] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.928749] [] ? kvm_clock_read+0x23/0x40 [ 265.928757] [] ? kvm_clock_get_cycles+0x9/0x10 [ 265.928767] [] __do_page_fault+0x403/0xa60 [ 265.928776] [] ? __fget_light+0x169/0x1f0 [ 265.928784] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.928794] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.928802] [] do_page_fault+0x27/0x30 [ 265.928810] [] page_fault+0x25/0x30 [ 265.928814] Mem-Info: [ 265.928833] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.928833] active_file:0 inactive_file:28 isolated_file:0 [ 265.928833] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.928833] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.928833] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.928833] free:6000 free_pcp:81 free_cma:0 [ 265.928848] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.928868] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.928898] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.928961] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.929014] 0 pages in swap cache [ 265.929019] Swap cache stats: add 0, delete 0, find 0/0 [ 265.929021] Free swap = 0kB [ 265.929023] Total swap = 0kB [ 265.929026] 1965979 pages RAM [ 265.929028] 0 pages HighMem/MovableOnly [ 265.929031] 313617 pages reserved [ 265.940723] init: page allocation stalls for 210020ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 265.940731] CPU: 0 PID: 3008 Comm: init Not tainted 4.9.141+ #23 [ 265.940744] ffff880044f2f630 ffffffff81b42e79 1ffff100089e5ec8 ffff8801d6a80000 [ 265.940755] ffffffff82a97480 0000000000000001 0000000000400000 ffff880044f2f778 [ 265.940766] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.940768] Call Trace: [ 265.940783] [] dump_stack+0xc1/0x128 [ 265.940793] [] warn_alloc.cold.31+0x7f/0x9c [ 265.940803] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.940812] [] ? shrink_node+0x740/0x740 [ 265.940822] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.940832] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.940843] [] ? anon_vma_prepare+0x62/0x3d0 [ 265.940851] [] wp_page_copy+0x150/0x12a0 [ 265.940860] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.940868] [] ? init_wait_entry+0x100/0x100 [ 265.940876] [] ? add_mm_counter_fast+0xc0/0xc0 [ 265.940883] [] ? do_wp_page+0x270/0x2010 [ 265.940891] [] do_wp_page+0x2ae/0x2010 [ 265.940899] [] ? vm_normal_page+0x300/0x300 [ 265.940907] [] ? __lock_acquire+0x654/0x4a10 [ 265.940915] [] ? handle_mm_fault+0x481/0x2350 [ 265.940923] [] handle_mm_fault+0xfcb/0x2350 [ 265.940931] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.940939] [] ? memset+0x31/0x40 [ 265.940948] [] __do_page_fault+0x403/0xa60 [ 265.940957] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.940967] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.940975] [] do_page_fault+0x27/0x30 [ 265.940983] [] page_fault+0x25/0x30 [ 265.940992] [] ? __put_user_4+0x19/0x20 [ 265.941000] [] ? schedule_tail+0xd8/0x120 [ 265.941008] [] ret_from_fork+0x8/0x70 [ 265.941011] Mem-Info: [ 265.941030] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.941030] active_file:0 inactive_file:28 isolated_file:0 [ 265.941030] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.941030] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.941030] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.941030] free:6000 free_pcp:81 free_cma:0 [ 265.941044] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.941064] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.941093] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.941164] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.941217] 0 pages in swap cache [ 265.941221] Swap cache stats: add 0, delete 0, find 0/0 [ 265.941223] Free swap = 0kB [ 265.941226] Total swap = 0kB [ 265.941228] 1965979 pages RAM [ 265.941230] 0 pages HighMem/MovableOnly [ 265.941233] 313617 pages reserved [ 265.956152] init: page allocation stalls for 210080ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 265.956160] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 265.956177] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 265.956189] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 265.956200] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.956202] Call Trace: [ 265.956217] [] dump_stack+0xc1/0x128 [ 265.956227] [] warn_alloc.cold.31+0x7f/0x9c [ 265.956236] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.956246] [] ? shrink_node+0x740/0x740 [ 265.956256] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.956265] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.956274] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.956285] [] ? anon_vma_prepare+0x62/0x3d0 [ 265.956293] [] wp_page_copy+0x150/0x12a0 [ 265.956301] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.956310] [] ? init_wait_entry+0x100/0x100 [ 265.956318] [] ? add_mm_counter_fast+0xc0/0xc0 [ 265.956325] [] ? do_wp_page+0x270/0x2010 [ 265.956333] [] do_wp_page+0x2ae/0x2010 [ 265.956341] [] ? vm_normal_page+0x300/0x300 [ 265.956349] [] ? __lock_acquire+0x654/0x4a10 [ 265.956357] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.956365] [] ? handle_mm_fault+0x481/0x2350 [ 265.956373] [] handle_mm_fault+0xfcb/0x2350 [ 265.956381] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.956389] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.956399] [] __do_page_fault+0x403/0xa60 [ 265.956407] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.956418] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.956426] [] do_page_fault+0x27/0x30 [ 265.956434] [] page_fault+0x25/0x30 [ 265.956438] Mem-Info: [ 265.956457] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.956457] active_file:0 inactive_file:28 isolated_file:0 [ 265.956457] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.956457] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.956457] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.956457] free:6000 free_pcp:81 free_cma:0 [ 265.956471] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.956491] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.956520] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.956583] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.956636] 0 pages in swap cache [ 265.956641] Swap cache stats: add 0, delete 0, find 0/0 [ 265.956643] Free swap = 0kB [ 265.956645] Total swap = 0kB [ 265.956648] 1965979 pages RAM [ 265.956650] 0 pages HighMem/MovableOnly [ 265.956661] 313617 pages reserved [ 265.964681] syz-executor.2: page allocation stalls for 210060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 265.964689] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 265.964705] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 265.964716] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 265.964728] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.964729] Call Trace: [ 265.964743] [] dump_stack+0xc1/0x128 [ 265.964753] [] warn_alloc.cold.31+0x7f/0x9c [ 265.964762] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.964772] [] ? shrink_node+0x740/0x740 [ 265.964782] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.964790] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.964800] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.964808] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 265.964816] [] ? find_get_entry+0x11a/0x570 [ 265.964824] [] ? find_get_entry+0x141/0x570 [ 265.964832] [] ? page_cache_prev_hole+0x80/0x80 [ 265.964841] [] ? autoremove_wake_function+0x40/0x40 [ 265.964849] [] ? pagecache_get_page+0x131/0x710 [ 265.964857] [] filemap_fault+0xaf1/0x1110 [ 265.964866] [] ext4_filemap_fault+0x71/0xa0 [ 265.964874] [] __do_fault+0x223/0x500 [ 265.964882] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 265.964890] [] ? handle_mm_fault+0x1d4f/0x2350 [ 265.964898] [] handle_mm_fault+0x1326/0x2350 [ 265.964906] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.964915] [] ? generic_fillattr+0x18/0x5c0 [ 265.964923] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.964932] [] __do_page_fault+0x403/0xa60 [ 265.964941] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.964951] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.964959] [] do_page_fault+0x27/0x30 [ 265.964967] [] page_fault+0x25/0x30 [ 265.964971] Mem-Info: [ 265.964989] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.964989] active_file:0 inactive_file:28 isolated_file:0 [ 265.964989] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.964989] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.964989] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.964989] free:6000 free_pcp:81 free_cma:0 [ 265.965004] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.965023] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.965052] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.965116] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.965176] 0 pages in swap cache [ 265.965180] Swap cache stats: add 0, delete 0, find 0/0 [ 265.965183] Free swap = 0kB [ 265.965185] Total swap = 0kB [ 265.965188] 1965979 pages RAM [ 265.965190] 0 pages HighMem/MovableOnly [ 265.965192] 313617 pages reserved [ 265.998609] getty: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 265.998618] CPU: 1 PID: 2069 Comm: getty Not tainted 4.9.141+ #23 [ 265.998636] ffff8801cf2ff7c0 ffffffff81b42e79 1ffff10039e5fefa ffff8801d1d15f00 [ 265.998647] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf2ff908 [ 265.998665] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 265.998667] Call Trace: [ 265.998681] [] dump_stack+0xc1/0x128 [ 265.998691] [] warn_alloc.cold.31+0x7f/0x9c [ 265.998701] [] ? zone_watermark_ok_safe+0x250/0x250 [ 265.998711] [] ? shrink_node+0x740/0x740 [ 265.998720] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 265.998729] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.998739] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 265.998748] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 265.998756] [] ? find_get_entry+0x11a/0x570 [ 265.998763] [] ? find_get_entry+0x141/0x570 [ 265.998771] [] ? page_cache_prev_hole+0x80/0x80 [ 265.998780] [] ? autoremove_wake_function+0x40/0x40 [ 265.998789] [] ? pagecache_get_page+0x131/0x710 [ 265.998797] [] filemap_fault+0xaf1/0x1110 [ 265.998806] [] ext4_filemap_fault+0x71/0xa0 [ 265.998814] [] __do_fault+0x223/0x500 [ 265.998821] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 265.998834] [] ? handle_mm_fault+0x1d4f/0x2350 [ 265.998843] [] handle_mm_fault+0x1326/0x2350 [ 265.998851] [] ? vm_insert_page+0x6f0/0x6f0 [ 265.998859] [] ? hrtimer_nanosleep+0x38c/0x550 [ 265.998867] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 265.998877] [] __do_page_fault+0x403/0xa60 [ 265.998886] [] ? bad_area_access_error+0x3a0/0x3a0 [ 265.998896] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 265.998904] [] do_page_fault+0x27/0x30 [ 265.998913] [] page_fault+0x25/0x30 [ 265.998916] Mem-Info: [ 265.998935] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 265.998935] active_file:0 inactive_file:28 isolated_file:0 [ 265.998935] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.998935] slab_reclaimable:3901 slab_unreclaimable:58223 [ 265.998935] mapped:4 shmem:48 pagetables:422 bounce:0 [ 265.998935] free:6000 free_pcp:81 free_cma:0 [ 265.998949] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 265.998970] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 265.998999] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 265.999063] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 265.999117] 0 pages in swap cache [ 265.999121] Swap cache stats: add 0, delete 0, find 0/0 [ 265.999124] Free swap = 0kB [ 265.999126] Total swap = 0kB [ 265.999129] 1965979 pages RAM [ 265.999131] 0 pages HighMem/MovableOnly [ 265.999134] 313617 pages reserved [ 266.017970] syz-executor.3: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 266.017979] CPU: 1 PID: 2086 Comm: syz-executor.3 Not tainted 4.9.141+ #23 [ 266.017996] ffff8801cec6f7c0 ffffffff81b42e79 1ffff10039d8defa ffff8801cf02af80 [ 266.018007] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cec6f908 [ 266.018019] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 266.018021] Call Trace: [ 266.018035] [] dump_stack+0xc1/0x128 [ 266.018045] [] warn_alloc.cold.31+0x7f/0x9c [ 266.018056] [] ? zone_watermark_ok_safe+0x250/0x250 [ 266.018065] [] ? shrink_node+0x740/0x740 [ 266.018075] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 266.018084] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.018094] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 266.018103] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 266.018111] [] ? find_get_entry+0x11a/0x570 [ 266.018118] [] ? find_get_entry+0x141/0x570 [ 266.018126] [] ? page_cache_prev_hole+0x80/0x80 [ 266.018135] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 266.018143] [] ? pagecache_get_page+0x131/0x710 [ 266.018151] [] filemap_fault+0xaf1/0x1110 [ 266.018161] [] ext4_filemap_fault+0x71/0xa0 [ 266.018169] [] __do_fault+0x223/0x500 [ 266.018176] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 266.018185] [] ? handle_mm_fault+0x1d4f/0x2350 [ 266.018193] [] handle_mm_fault+0x1326/0x2350 [ 266.018201] [] ? vm_insert_page+0x6f0/0x6f0 [ 266.018210] [] ? kmem_cache_free+0x28f/0x310 [ 266.018220] [] __do_page_fault+0x403/0xa60 [ 266.018228] [] ? SyS_read+0x1c0/0x1c0 [ 266.018236] [] ? bad_area_access_error+0x3a0/0x3a0 [ 266.018246] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.018254] [] do_page_fault+0x27/0x30 [ 266.018263] [] page_fault+0x25/0x30 [ 266.018266] Mem-Info: [ 266.018285] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 266.018285] active_file:0 inactive_file:28 isolated_file:0 [ 266.018285] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.018285] slab_reclaimable:3901 slab_unreclaimable:58223 [ 266.018285] mapped:4 shmem:48 pagetables:422 bounce:0 [ 266.018285] free:6000 free_pcp:81 free_cma:0 [ 266.018300] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 266.018320] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 266.018349] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 266.018413] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 266.018466] 0 pages in swap cache [ 266.018469] Swap cache stats: add 0, delete 0, find 0/0 [ 266.018471] Free swap = 0kB [ 266.018473] Total swap = 0kB [ 266.018475] 1965979 pages RAM [ 266.018477] 0 pages HighMem/MovableOnly [ 266.018479] 313617 pages reserved [ 266.103021] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 266.103021] to free 112kB on behalf of 'init' (1) because [ 266.103021] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 266.103021] Free memory is -13504kB above reserved [ 266.117796] syz-execprog: page allocation stalls for 210130ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 266.117805] CPU: 0 PID: 2077 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 266.117822] ffff8801ce5377c0 ffffffff81b42e79 1ffff10039ca6efa ffff8801d1d117c0 [ 266.117833] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce537908 [ 266.117844] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 266.117846] Call Trace: [ 266.117861] [] dump_stack+0xc1/0x128 [ 266.117872] [] warn_alloc.cold.31+0x7f/0x9c [ 266.117882] [] ? zone_watermark_ok_safe+0x250/0x250 [ 266.117891] [] ? shrink_node+0x740/0x740 [ 266.117901] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 266.117910] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.117920] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 266.117929] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 266.117937] [] ? find_get_entry+0x11a/0x570 [ 266.117945] [] ? find_get_entry+0x141/0x570 [ 266.117952] [] ? page_cache_prev_hole+0x80/0x80 [ 266.117962] [] ? autoremove_wake_function+0x40/0x40 [ 266.117969] [] ? pagecache_get_page+0x131/0x710 [ 266.117978] [] filemap_fault+0xaf1/0x1110 [ 266.117987] [] ext4_filemap_fault+0x71/0xa0 [ 266.117995] [] __do_fault+0x223/0x500 [ 266.118003] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 266.118011] [] ? generic_file_readonly_mmap+0x190/0x190 [ 266.118020] [] handle_mm_fault+0x1326/0x2350 [ 266.118028] [] ? ep_poll+0x18f/0xb20 [ 266.118036] [] ? vm_insert_page+0x6f0/0x6f0 [ 266.118044] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 266.118053] [] __do_page_fault+0x403/0xa60 [ 266.118062] [] ? __fget_light+0x169/0x1f0 [ 266.118070] [] ? bad_area_access_error+0x3a0/0x3a0 [ 266.118081] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 266.118088] [] do_page_fault+0x27/0x30 [ 266.118097] [] page_fault+0x25/0x30 [ 266.118101] Mem-Info: [ 266.118120] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 266.118120] active_file:0 inactive_file:28 isolated_file:0 [ 266.118120] unevictable:0 dirty:0 writeback:0 unstable:0 [ 266.118120] slab_reclaimable:3901 slab_unreclaimable:58223 [ 266.118120] mapped:4 shmem:48 pagetables:422 bounce:0 [ 266.118120] free:6000 free_pcp:81 free_cma:0 [ 266.118134] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 266.118163] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 266.118193] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 266.118257] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 266.118311] 0 pages in swap cache [ 266.118315] Swap cache stats: add 0, delete 0, find 0/0 [ 266.118317] Free swap = 0kB [ 266.118320] Total swap = 0kB [ 266.118322] 1965979 pages RAM [ 266.118325] 0 pages HighMem/MovableOnly [ 266.118327] 313617 pages reserved [ 267.113069] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 267.113069] to free 112kB on behalf of 'syz-executor.5' (2984) because [ 267.113069] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 267.113069] Free memory is -13504kB above reserved [ 267.113082] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 267.113082] to free 112kB on behalf of 'getty' (2066) because [ 267.113082] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 267.113082] Free memory is -13504kB above reserved [ 268.123026] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 268.123026] to free 112kB on behalf of 'syz-execprog' (2055) because [ 268.123026] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 268.123026] Free memory is -13504kB above reserved [ 268.123039] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 268.123039] to free 112kB on behalf of 'syz-executor.2' (2935) because [ 268.123039] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 268.123039] Free memory is -13504kB above reserved [ 269.133027] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 269.133027] to free 112kB on behalf of 'syz-execprog' (2055) because [ 269.133027] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 269.133027] Free memory is -13504kB above reserved [ 270.143028] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 270.143028] to free 112kB on behalf of 'syz-executor.3' (2086) because [ 270.143028] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 270.143028] Free memory is -13504kB above reserved [ 271.153085] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 271.153085] to free 112kB on behalf of 'getty' (2064) because [ 271.153085] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 271.153085] Free memory is -13504kB above reserved [ 271.153098] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 271.153098] to free 112kB on behalf of 'syz-executor.5' (3001) because [ 271.153098] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 271.153098] Free memory is -13504kB above reserved [ 272.163092] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 272.163092] to free 112kB on behalf of 'syz-executor.4' (2999) because [ 272.163092] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 272.163092] Free memory is -13504kB above reserved [ 272.163105] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 272.163105] to free 112kB on behalf of 'getty' (2064) because [ 272.163105] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 272.163105] Free memory is -13504kB above reserved [ 273.173056] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 273.173056] to free 112kB on behalf of 'syz-executor.5' (2984) because [ 273.173056] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 273.173056] Free memory is -13504kB above reserved [ 274.184613] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 274.184613] to free 112kB on behalf of 'syz-executor.0' (3005) because [ 274.184613] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 274.184613] Free memory is -13504kB above reserved [ 275.193056] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 275.193056] to free 112kB on behalf of 'getty' (2066) because [ 275.193056] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 275.193056] Free memory is -13504kB above reserved [ 275.193078] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 275.193078] to free 112kB on behalf of 'syz-executor.0' (2993) because [ 275.193078] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 275.193078] Free memory is -13504kB above reserved [ 275.780590] warn_alloc: 2 callbacks suppressed [ 275.780608] getty: page allocation stalls for 220060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 275.780616] CPU: 0 PID: 2066 Comm: getty Not tainted 4.9.141+ #23 [ 275.780633] ffff8801cf3877c0 ffffffff81b42e79 1ffff10039e70efa ffff8801d0954740 [ 275.780644] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf387908 [ 275.780655] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 275.780657] Call Trace: [ 275.780672] [] dump_stack+0xc1/0x128 [ 275.780682] [] warn_alloc.cold.31+0x7f/0x9c [ 275.780692] [] ? zone_watermark_ok_safe+0x250/0x250 [ 275.780702] [] ? shrink_node+0x740/0x740 [ 275.780711] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 275.780720] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.780729] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 275.780738] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 275.780747] [] ? find_get_entry+0x11a/0x570 [ 275.780755] [] ? find_get_entry+0x141/0x570 [ 275.780762] [] ? page_cache_prev_hole+0x80/0x80 [ 275.780771] [] ? autoremove_wake_function+0x40/0x40 [ 275.780779] [] ? pagecache_get_page+0x131/0x710 [ 275.780788] [] filemap_fault+0xaf1/0x1110 [ 275.780797] [] ext4_filemap_fault+0x71/0xa0 [ 275.780805] [] __do_fault+0x223/0x500 [ 275.780812] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 275.780821] [] ? handle_mm_fault+0x1d4f/0x2350 [ 275.780829] [] handle_mm_fault+0x1326/0x2350 [ 275.780837] [] ? vm_insert_page+0x6f0/0x6f0 [ 275.780846] [] ? hrtimer_nanosleep+0x38c/0x550 [ 275.780854] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.780864] [] __do_page_fault+0x403/0xa60 [ 275.780872] [] ? bad_area_access_error+0x3a0/0x3a0 [ 275.780882] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.780890] [] do_page_fault+0x27/0x30 [ 275.780899] [] page_fault+0x25/0x30 [ 275.780902] Mem-Info: [ 275.780921] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 275.780921] active_file:0 inactive_file:28 isolated_file:0 [ 275.780921] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.780921] slab_reclaimable:3901 slab_unreclaimable:58223 [ 275.780921] mapped:4 shmem:48 pagetables:422 bounce:0 [ 275.780921] free:6000 free_pcp:81 free_cma:0 [ 275.780936] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 275.780957] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 275.780986] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 275.781050] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 275.781097] 0 pages in swap cache [ 275.781101] Swap cache stats: add 0, delete 0, find 0/0 [ 275.781103] Free swap = 0kB [ 275.781106] Total swap = 0kB [ 275.781108] 1965979 pages RAM [ 275.781111] 0 pages HighMem/MovableOnly [ 275.781113] 313617 pages reserved [ 275.783143] syz-executor.4: page allocation stalls for 220040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 275.783150] CPU: 1 PID: 2085 Comm: syz-executor.4 Not tainted 4.9.141+ #23 [ 275.783164] ffff8801ce2bf7c0 ffffffff81b42e79 1ffff10039c57efa ffff8801cf0297c0 [ 275.783175] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce2bf908 [ 275.783186] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 275.783188] Call Trace: [ 275.783198] [] dump_stack+0xc1/0x128 [ 275.783206] [] warn_alloc.cold.31+0x7f/0x9c [ 275.783216] [] ? zone_watermark_ok_safe+0x250/0x250 [ 275.783224] [] ? shrink_node+0x740/0x740 [ 275.783234] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 275.783241] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.783251] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 275.783259] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 275.783268] [] ? find_get_entry+0x11a/0x570 [ 275.783275] [] ? find_get_entry+0x141/0x570 [ 275.783283] [] ? page_cache_prev_hole+0x80/0x80 [ 275.783291] [] ? autoremove_wake_function+0x40/0x40 [ 275.783300] [] ? pagecache_get_page+0x131/0x710 [ 275.783308] [] filemap_fault+0xaf1/0x1110 [ 275.783316] [] ext4_filemap_fault+0x71/0xa0 [ 275.783323] [] __do_fault+0x223/0x500 [ 275.783331] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 275.783339] [] ? handle_mm_fault+0x1d4f/0x2350 [ 275.783347] [] handle_mm_fault+0x1326/0x2350 [ 275.783355] [] ? hrtimer_nanosleep+0x38c/0x550 [ 275.783363] [] ? vm_insert_page+0x6f0/0x6f0 [ 275.783371] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 275.783379] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.783388] [] __do_page_fault+0x403/0xa60 [ 275.783398] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 275.783406] [] ? bad_area_access_error+0x3a0/0x3a0 [ 275.783422] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.783430] [] do_page_fault+0x27/0x30 [ 275.783438] [] page_fault+0x25/0x30 [ 275.783441] Mem-Info: [ 275.783458] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 275.783458] active_file:0 inactive_file:28 isolated_file:0 [ 275.783458] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.783458] slab_reclaimable:3901 slab_unreclaimable:58223 [ 275.783458] mapped:4 shmem:48 pagetables:422 bounce:0 [ 275.783458] free:6000 free_pcp:81 free_cma:0 [ 275.783473] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 275.783493] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 275.783521] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 275.783584] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 275.783638] 0 pages in swap cache [ 275.783642] Swap cache stats: add 0, delete 0, find 0/0 [ 275.783645] Free swap = 0kB [ 275.783647] Total swap = 0kB [ 275.783649] 1965979 pages RAM [ 275.783652] 0 pages HighMem/MovableOnly [ 275.783654] 313617 pages reserved [ 275.867259] rsyslogd: page allocation stalls for 220110ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 275.867269] CPU: 0 PID: 1899 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 275.867286] ffff8801d30177c0 ffffffff81b42e79 1ffff1003a602efa ffff8801d3de8000 [ 275.867297] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d3017908 [ 275.867308] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 275.867310] Call Trace: [ 275.867326] [] dump_stack+0xc1/0x128 [ 275.867337] [] warn_alloc.cold.31+0x7f/0x9c [ 275.867347] [] ? zone_watermark_ok_safe+0x250/0x250 [ 275.867356] [] ? shrink_node+0x740/0x740 [ 275.867366] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 275.867375] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 275.867385] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 275.867393] [] ? find_get_entry+0x11a/0x570 [ 275.867401] [] ? find_get_entry+0x141/0x570 [ 275.867408] [] ? page_cache_prev_hole+0x80/0x80 [ 275.867418] [] ? autoremove_wake_function+0x40/0x40 [ 275.867426] [] ? pagecache_get_page+0x131/0x710 [ 275.867434] [] filemap_fault+0xaf1/0x1110 [ 275.867444] [] ext4_filemap_fault+0x71/0xa0 [ 275.867451] [] __do_fault+0x223/0x500 [ 275.867459] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 275.867468] [] ? generic_file_readonly_mmap+0x190/0x190 [ 275.867476] [] handle_mm_fault+0x1326/0x2350 [ 275.867484] [] ? vm_insert_page+0x6f0/0x6f0 [ 275.867492] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.867503] [] __do_page_fault+0x403/0xa60 [ 275.867511] [] ? bad_area_access_error+0x3a0/0x3a0 [ 275.867522] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.867529] [] do_page_fault+0x27/0x30 [ 275.867538] [] page_fault+0x25/0x30 [ 275.867541] Mem-Info: [ 275.867560] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 275.867560] active_file:0 inactive_file:28 isolated_file:0 [ 275.867560] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.867560] slab_reclaimable:3901 slab_unreclaimable:58223 [ 275.867560] mapped:4 shmem:48 pagetables:422 bounce:0 [ 275.867560] free:6000 free_pcp:81 free_cma:0 [ 275.867575] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 275.867595] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 275.867624] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 275.867687] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 275.867741] 0 pages in swap cache [ 275.867746] Swap cache stats: add 0, delete 0, find 0/0 [ 275.867748] Free swap = 0kB [ 275.867750] Total swap = 0kB [ 275.867753] 1965979 pages RAM [ 275.867755] 0 pages HighMem/MovableOnly [ 275.867758] 313617 pages reserved [ 275.918801] syz-execprog: page allocation stalls for 170030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 275.918810] CPU: 0 PID: 2055 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 275.918828] ffff8801ce50f7c0 ffffffff81b42e79 1ffff10039ca1efa ffff8801d1f15f00 [ 275.918839] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce50f908 [ 275.918850] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 275.918852] Call Trace: [ 275.918867] [] dump_stack+0xc1/0x128 [ 275.918877] [] warn_alloc.cold.31+0x7f/0x9c [ 275.918887] [] ? zone_watermark_ok_safe+0x250/0x250 [ 275.918897] [] ? shrink_node+0x740/0x740 [ 275.918906] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 275.918915] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.918925] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 275.918934] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 275.918942] [] ? find_get_entry+0x11a/0x570 [ 275.918949] [] ? find_get_entry+0x141/0x570 [ 275.918957] [] ? page_cache_prev_hole+0x80/0x80 [ 275.918966] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 275.918974] [] ? pagecache_get_page+0x131/0x710 [ 275.918983] [] filemap_fault+0xaf1/0x1110 [ 275.918992] [] ext4_filemap_fault+0x71/0xa0 [ 275.919000] [] __do_fault+0x223/0x500 [ 275.919008] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 275.919017] [] ? generic_file_readonly_mmap+0x190/0x190 [ 275.919025] [] handle_mm_fault+0x1326/0x2350 [ 275.919033] [] ? vm_insert_page+0x6f0/0x6f0 [ 275.919042] [] ? kvm_clock_read+0x23/0x40 [ 275.919051] [] ? kvm_clock_get_cycles+0x9/0x10 [ 275.919060] [] __do_page_fault+0x403/0xa60 [ 275.919069] [] ? __fget_light+0x169/0x1f0 [ 275.919077] [] ? bad_area_access_error+0x3a0/0x3a0 [ 275.919087] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.919095] [] do_page_fault+0x27/0x30 [ 275.919104] [] page_fault+0x25/0x30 [ 275.919108] Mem-Info: [ 275.919126] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 275.919126] active_file:0 inactive_file:28 isolated_file:0 [ 275.919126] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.919126] slab_reclaimable:3901 slab_unreclaimable:58223 [ 275.919126] mapped:4 shmem:48 pagetables:422 bounce:0 [ 275.919126] free:6000 free_pcp:81 free_cma:0 [ 275.919140] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 275.919168] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 275.919197] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 275.919261] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 275.919315] 0 pages in swap cache [ 275.919319] Swap cache stats: add 0, delete 0, find 0/0 [ 275.919322] Free swap = 0kB [ 275.919324] Total swap = 0kB [ 275.919327] 1965979 pages RAM [ 275.919329] 0 pages HighMem/MovableOnly [ 275.919332] 313617 pages reserved [ 275.955082] init: page allocation stalls for 220040ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 275.955091] CPU: 1 PID: 3008 Comm: init Not tainted 4.9.141+ #23 [ 275.955108] ffff880044f2f630 ffffffff81b42e79 1ffff100089e5ec8 ffff8801d6a80000 [ 275.955119] ffffffff82a97480 0000000000000001 0000000000400000 ffff880044f2f778 [ 275.955130] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 275.955132] Call Trace: [ 275.955148] [] dump_stack+0xc1/0x128 [ 275.955157] [] warn_alloc.cold.31+0x7f/0x9c [ 275.955167] [] ? zone_watermark_ok_safe+0x250/0x250 [ 275.955177] [] ? shrink_node+0x740/0x740 [ 275.955187] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 275.955196] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 275.955208] [] ? anon_vma_prepare+0x62/0x3d0 [ 275.955216] [] wp_page_copy+0x150/0x12a0 [ 275.955224] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.955233] [] ? init_wait_entry+0x100/0x100 [ 275.955241] [] ? add_mm_counter_fast+0xc0/0xc0 [ 275.955248] [] ? do_wp_page+0x270/0x2010 [ 275.955256] [] do_wp_page+0x2ae/0x2010 [ 275.955264] [] ? vm_normal_page+0x300/0x300 [ 275.955272] [] ? __lock_acquire+0x654/0x4a10 [ 275.955280] [] ? handle_mm_fault+0x481/0x2350 [ 275.955288] [] handle_mm_fault+0xfcb/0x2350 [ 275.955296] [] ? vm_insert_page+0x6f0/0x6f0 [ 275.955304] [] ? memset+0x31/0x40 [ 275.955313] [] __do_page_fault+0x403/0xa60 [ 275.955321] [] ? bad_area_access_error+0x3a0/0x3a0 [ 275.955332] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.955340] [] do_page_fault+0x27/0x30 [ 275.955348] [] page_fault+0x25/0x30 [ 275.955356] [] ? __put_user_4+0x19/0x20 [ 275.955365] [] ? schedule_tail+0xd8/0x120 [ 275.955373] [] ret_from_fork+0x8/0x70 [ 275.955376] Mem-Info: [ 275.955395] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 275.955395] active_file:0 inactive_file:28 isolated_file:0 [ 275.955395] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.955395] slab_reclaimable:3901 slab_unreclaimable:58223 [ 275.955395] mapped:4 shmem:48 pagetables:422 bounce:0 [ 275.955395] free:6000 free_pcp:81 free_cma:0 [ 275.955409] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 275.955430] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 275.955459] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 275.955521] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 275.955574] 0 pages in swap cache [ 275.955579] Swap cache stats: add 0, delete 0, find 0/0 [ 275.955581] Free swap = 0kB [ 275.955583] Total swap = 0kB [ 275.955586] 1965979 pages RAM [ 275.955588] 0 pages HighMem/MovableOnly [ 275.955591] 313617 pages reserved [ 275.957117] init: page allocation stalls for 220080ms, order:0, mode:0x24200ca(GFP_HIGHUSER_MOVABLE) [ 275.957124] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 275.957138] ffff8801da607700 ffffffff81b42e79 1ffff1003b4c0ee2 ffff8801da5f8000 [ 275.957149] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607848 [ 275.957168] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 275.957170] Call Trace: [ 275.957180] [] dump_stack+0xc1/0x128 [ 275.957188] [] warn_alloc.cold.31+0x7f/0x9c [ 275.957197] [] ? zone_watermark_ok_safe+0x250/0x250 [ 275.957206] [] ? shrink_node+0x740/0x740 [ 275.957215] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 275.957223] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.957233] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 275.957243] [] ? anon_vma_prepare+0x62/0x3d0 [ 275.957250] [] wp_page_copy+0x150/0x12a0 [ 275.957258] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.957266] [] ? init_wait_entry+0x100/0x100 [ 275.957273] [] ? add_mm_counter_fast+0xc0/0xc0 [ 275.957281] [] ? do_wp_page+0x270/0x2010 [ 275.957288] [] do_wp_page+0x2ae/0x2010 [ 275.957296] [] ? vm_normal_page+0x300/0x300 [ 275.957304] [] ? __lock_acquire+0x654/0x4a10 [ 275.957311] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.957319] [] ? handle_mm_fault+0x481/0x2350 [ 275.957327] [] handle_mm_fault+0xfcb/0x2350 [ 275.957335] [] ? vm_insert_page+0x6f0/0x6f0 [ 275.957343] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 275.957352] [] __do_page_fault+0x403/0xa60 [ 275.957360] [] ? bad_area_access_error+0x3a0/0x3a0 [ 275.957370] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 275.957377] [] do_page_fault+0x27/0x30 [ 275.957385] [] page_fault+0x25/0x30 [ 275.957388] Mem-Info: [ 275.957405] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 275.957405] active_file:0 inactive_file:28 isolated_file:0 [ 275.957405] unevictable:0 dirty:0 writeback:0 unstable:0 [ 275.957405] slab_reclaimable:3901 slab_unreclaimable:58223 [ 275.957405] mapped:4 shmem:48 pagetables:422 bounce:0 [ 275.957405] free:6000 free_pcp:81 free_cma:0 [ 275.957419] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 275.957438] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 275.957467] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 275.957528] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 275.957580] 0 pages in swap cache [ 275.957585] Swap cache stats: add 0, delete 0, find 0/0 [ 275.957587] Free swap = 0kB [ 275.957589] Total swap = 0kB [ 275.957592] 1965979 pages RAM [ 275.957594] 0 pages HighMem/MovableOnly [ 275.957596] 313617 pages reserved [ 276.000757] syz-executor.2: page allocation stalls for 220090ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 276.000767] CPU: 0 PID: 2078 Comm: syz-executor.2 Not tainted 4.9.141+ #23 [ 276.000785] ffff8801ce4a77c0 ffffffff81b42e79 1ffff10039c94efa ffff8801cf188000 [ 276.000796] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce4a7908 [ 276.000807] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 276.000809] Call Trace: [ 276.000824] [] dump_stack+0xc1/0x128 [ 276.000834] [] warn_alloc.cold.31+0x7f/0x9c [ 276.000844] [] ? zone_watermark_ok_safe+0x250/0x250 [ 276.000854] [] ? shrink_node+0x740/0x740 [ 276.000864] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 276.000872] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.000882] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 276.000891] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 276.000899] [] ? find_get_entry+0x11a/0x570 [ 276.000907] [] ? find_get_entry+0x141/0x570 [ 276.000915] [] ? page_cache_prev_hole+0x80/0x80 [ 276.000924] [] ? autoremove_wake_function+0x40/0x40 [ 276.000932] [] ? pagecache_get_page+0x131/0x710 [ 276.000941] [] filemap_fault+0xaf1/0x1110 [ 276.000950] [] ext4_filemap_fault+0x71/0xa0 [ 276.000957] [] __do_fault+0x223/0x500 [ 276.000965] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 276.000973] [] ? handle_mm_fault+0x1d4f/0x2350 [ 276.000981] [] handle_mm_fault+0x1326/0x2350 [ 276.000989] [] ? vm_insert_page+0x6f0/0x6f0 [ 276.000998] [] ? generic_fillattr+0x18/0x5c0 [ 276.001006] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.001016] [] __do_page_fault+0x403/0xa60 [ 276.001025] [] ? bad_area_access_error+0x3a0/0x3a0 [ 276.001035] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.001043] [] do_page_fault+0x27/0x30 [ 276.001051] [] page_fault+0x25/0x30 [ 276.001055] Mem-Info: [ 276.001074] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 276.001074] active_file:0 inactive_file:28 isolated_file:0 [ 276.001074] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.001074] slab_reclaimable:3901 slab_unreclaimable:58223 [ 276.001074] mapped:4 shmem:48 pagetables:422 bounce:0 [ 276.001074] free:6000 free_pcp:81 free_cma:0 [ 276.001089] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 276.001108] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 276.001138] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 276.001210] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 276.001264] 0 pages in swap cache [ 276.001268] Swap cache stats: add 0, delete 0, find 0/0 [ 276.001271] Free swap = 0kB [ 276.001273] Total swap = 0kB [ 276.001276] 1965979 pages RAM [ 276.001278] 0 pages HighMem/MovableOnly [ 276.001280] 313617 pages reserved [ 276.010721] syz-executor.3: page allocation stalls for 220010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 276.010730] CPU: 1 PID: 2086 Comm: syz-executor.3 Not tainted 4.9.141+ #23 [ 276.010738] syz-execprog: [ 276.010742] ffff8801cec6f7c0 [ 276.010744] page allocation stalls for 220020ms, order:0 ffffffff81b42e79, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) 1ffff10039d8defa ffff8801cf02af80 ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cec6f908 [ 276.010778] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 276.010780] Call Trace: [ 276.010793] [] dump_stack+0xc1/0x128 [ 276.010803] [] warn_alloc.cold.31+0x7f/0x9c [ 276.010812] [] ? zone_watermark_ok_safe+0x250/0x250 [ 276.010822] [] ? shrink_node+0x740/0x740 [ 276.010832] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 276.010840] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.010849] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 276.010857] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 276.010865] [] ? find_get_entry+0x11a/0x570 [ 276.010873] [] ? find_get_entry+0x141/0x570 [ 276.010881] [] ? page_cache_prev_hole+0x80/0x80 [ 276.010889] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 276.010897] [] ? pagecache_get_page+0x131/0x710 [ 276.010905] [] filemap_fault+0xaf1/0x1110 [ 276.010915] [] ext4_filemap_fault+0x71/0xa0 [ 276.010922] [] __do_fault+0x223/0x500 [ 276.010930] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 276.010938] [] ? handle_mm_fault+0x1d4f/0x2350 [ 276.010946] [] handle_mm_fault+0x1326/0x2350 [ 276.010954] [] ? vm_insert_page+0x6f0/0x6f0 [ 276.010963] [] ? kmem_cache_free+0x28f/0x310 [ 276.010972] [] __do_page_fault+0x403/0xa60 [ 276.010979] [] ? SyS_read+0x1c0/0x1c0 [ 276.010987] [] ? bad_area_access_error+0x3a0/0x3a0 [ 276.010997] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.011005] [] do_page_fault+0x27/0x30 [ 276.011013] [] page_fault+0x25/0x30 [ 276.011016] Mem-Info: [ 276.011022] CPU: 0 PID: 2077 Comm: syz-execprog Not tainted 4.9.141+ #23 [ 276.011037] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 276.011037] active_file:0 inactive_file:28 isolated_file:0 [ 276.011037] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.011037] slab_reclaimable:3901 slab_unreclaimable:58223 [ 276.011037] mapped:4 shmem:48 pagetables:422 bounce:0 [ 276.011037] free:6000 free_pcp:81 free_cma:0 [ 276.011052] ffff8801ce5377c0 [ 276.011053] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 276.011072] ffffffff81b42e79DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 1ffff10039ca6efalowmem_reserve[]: [ 276.011080] ffff8801d1d117c0 0 3505 ffffffff82a97480 [ 276.011089] 3505 0000000000000001 0000000000400000Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB ffff8801ce537908lowmem_reserve[]: [ 276.011119] 0 ffffffff814fc7c8 [ 276.011123] 0 0000000041b58ab3 0 ffffffff82e37a10 ffffffff81427db0DMA32: Call Trace: [ 276.011145] 3*4kB [] dump_stack+0xc1/0x128 [ 276.011153] (UM) [] warn_alloc.cold.31+0x7f/0x9c [ 276.011173] 7*8kB (UM) 3*16kB (ME) 6*32kB [] ? zone_watermark_ok_safe+0x250/0x250 [ 276.011182] (ME) [] ? shrink_node+0x740/0x740 [ 276.011192] 5*64kB [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 276.011201] (UME) [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.011211] 5*128kB [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 276.011220] (UME) [] ? radix_tree_lookup_slot+0x85/0xc0 [ 276.011230] 4*256kB [] ? find_get_entry+0x11a/0x570 [ 276.011238] (ME) [] ? find_get_entry+0x141/0x570 [ 276.011248] 2*512kB [] ? page_cache_prev_hole+0x80/0x80 [ 276.011257] (ME) [] ? autoremove_wake_function+0x40/0x40 [ 276.011267] 5*1024kB [] ? pagecache_get_page+0x131/0x710 [ 276.011276] (UME) [] filemap_fault+0xaf1/0x1110 [ 276.011285] 3*2048kB [] ext4_filemap_fault+0x71/0xa0 [ 276.011293] (U) [] __do_fault+0x223/0x500 [ 276.011302] 1*4096kB [] ? do_page_mkwrite+0x3e0/0x3e0 [ 276.011311] (U) [] ? generic_file_readonly_mmap+0x190/0x190 [ 276.011313] = 18676kB [] handle_mm_fault+0x1326/0x2350 [ 276.011329] Normal: [] ? ep_poll+0x18f/0xb20 [ 276.011338] 239*4kB [] ? vm_insert_page+0x6f0/0x6f0 [ 276.011347] (UMH) [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.011356] 134*8kB [] __do_page_fault+0x403/0xa60 [ 276.011365] (ME) [] ? __fget_light+0x169/0x1f0 [ 276.011375] 48*16kB [] ? bad_area_access_error+0x3a0/0x3a0 [ 276.011385] (UME) [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.011394] 25*32kB [] do_page_fault+0x27/0x30 [ 276.011402] (UMH) [] page_fault+0x25/0x30 [ 276.011406] 5*64kB Mem-Info: [ 276.011422] (MH) active_anon:5586 inactive_anon:42 isolated_anon:0 [ 276.011423] active_file:0 inactive_file:28 isolated_file:0 [ 276.011423] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.011423] slab_reclaimable:3901 slab_unreclaimable:58223 [ 276.011423] mapped:4 shmem:48 pagetables:422 bounce:0 [ 276.011423] free:6000 free_pcp:81 free_cma:0 [ 276.011438] 1*128kB Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 276.011457] (H) DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 3*256kB lowmem_reserve[]: [ 276.011465] (H) 01*512kB 3505(H) 35050*1024kB 0*2048kB Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB 0*4096kB lowmem_reserve[]: [ 276.011505] = 5324kB 076 total pagecache pages [ 276.011511] 00 pages in swap cache [ 276.011516] 0Swap cache stats: add 0, delete 0, find 0/0 [ 276.011519] Free swap = 0kB [ 276.011522] DMA32: Total swap = 0kB [ 276.011527] 3*4kB 1965979 pages RAM [ 276.011530] (UM) 0 pages HighMem/MovableOnly [ 276.011534] 7*8kB 313617 pages reserved [ 276.011571] (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 276.011624] 0 pages in swap cache [ 276.011628] Swap cache stats: add 0, delete 0, find 0/0 [ 276.011630] Free swap = 0kB [ 276.011633] Total swap = 0kB [ 276.011635] 1965979 pages RAM [ 276.011637] 0 pages HighMem/MovableOnly [ 276.011640] 313617 pages reserved [ 276.021348] getty: page allocation stalls for 220040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 276.021356] CPU: 1 PID: 2069 Comm: getty Not tainted 4.9.141+ #23 [ 276.021371] ffff8801cf2ff7c0 ffffffff81b42e79 1ffff10039e5fefa ffff8801d1d15f00 [ 276.021383] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf2ff908 [ 276.021394] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 276.021396] Call Trace: [ 276.021409] [] dump_stack+0xc1/0x128 [ 276.021419] [] warn_alloc.cold.31+0x7f/0x9c [ 276.021428] [] ? zone_watermark_ok_safe+0x250/0x250 [ 276.021437] [] ? shrink_node+0x740/0x740 [ 276.021447] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 276.021455] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.021464] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 276.021473] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 276.021481] [] ? find_get_entry+0x11a/0x570 [ 276.021488] [] ? find_get_entry+0x141/0x570 [ 276.021496] [] ? page_cache_prev_hole+0x80/0x80 [ 276.021505] [] ? autoremove_wake_function+0x40/0x40 [ 276.021513] [] ? pagecache_get_page+0x131/0x710 [ 276.021521] [] filemap_fault+0xaf1/0x1110 [ 276.021530] [] ext4_filemap_fault+0x71/0xa0 [ 276.021538] [] __do_fault+0x223/0x500 [ 276.021545] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 276.021553] [] ? handle_mm_fault+0x1d4f/0x2350 [ 276.021561] [] handle_mm_fault+0x1326/0x2350 [ 276.021569] [] ? vm_insert_page+0x6f0/0x6f0 [ 276.021578] [] ? hrtimer_nanosleep+0x38c/0x550 [ 276.021586] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 276.021595] [] __do_page_fault+0x403/0xa60 [ 276.021603] [] ? bad_area_access_error+0x3a0/0x3a0 [ 276.021613] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 276.021621] [] do_page_fault+0x27/0x30 [ 276.021629] [] page_fault+0x25/0x30 [ 276.021632] Mem-Info: [ 276.021650] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 276.021650] active_file:0 inactive_file:28 isolated_file:0 [ 276.021650] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.021650] slab_reclaimable:3901 slab_unreclaimable:58223 [ 276.021650] mapped:4 shmem:48 pagetables:422 bounce:0 [ 276.021650] free:6000 free_pcp:81 free_cma:0 [ 276.021671] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 276.021692] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 276.021721] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 276.021784] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 276.021838] 0 pages in swap cache [ 276.021842] Swap cache stats: add 0, delete 0, find 0/0 [ 276.021845] Free swap = 0kB [ 276.021847] Total swap = 0kB [ 276.021850] 1965979 pages RAM [ 276.021852] 0 pages HighMem/MovableOnly [ 276.021855] 313617 pages reserved [ 276.206954] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 276.206954] to free 112kB on behalf of 'syz-execprog' (2077) because [ 276.206954] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 276.206954] Free memory is -13504kB above reserved [ 276.206983] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 276.206983] to free 112kB on behalf of 'syz-executor.0' (2993) because [ 276.206983] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 276.206983] Free memory is -13504kB above reserved [ 277.213039] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 277.213039] to free 112kB on behalf of 'cron' (1947) because [ 277.213039] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 277.213039] Free memory is -13504kB above reserved [ 278.223025] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 278.223025] to free 112kB on behalf of 'syz-executor.5' (3001) because [ 278.223025] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 278.223025] Free memory is -13504kB above reserved [ 278.223037] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 278.223037] to free 112kB on behalf of 'syz-executor.1' (2987) because [ 278.223037] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 278.223037] Free memory is -13504kB above reserved [ 279.237326] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 279.237326] to free 112kB on behalf of 'syz-executor.5' (2984) because [ 279.237326] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 279.237326] Free memory is -13504kB above reserved [ 280.243033] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 280.243033] to free 112kB on behalf of 'syz-executor.4' (2976) because [ 280.243033] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 280.243033] Free memory is -13504kB above reserved [ 280.243050] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 280.243050] to free 112kB on behalf of 'syz-executor.4' (2085) because [ 280.243050] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 280.243050] Free memory is -13504kB above reserved [ 281.253093] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 281.253093] to free 112kB on behalf of 'init' (3008) because [ 281.253093] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 281.253093] Free memory is -13504kB above reserved [ 281.253105] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 281.253105] to free 112kB on behalf of 'syz-executor.2' (2935) because [ 281.253105] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 281.253105] Free memory is -13504kB above reserved [ 282.263032] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 282.263032] to free 112kB on behalf of 'cron' (1947) because [ 282.263032] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 282.263032] Free memory is -13504kB above reserved [ 283.273070] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 283.273070] to free 112kB on behalf of 'init' (1) because [ 283.273070] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 283.273070] Free memory is -13504kB above reserved [ 283.273083] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 283.273083] to free 112kB on behalf of 'syz-executor.1' (2987) because [ 283.273083] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 283.273083] Free memory is -13504kB above reserved [ 284.283101] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 284.283101] to free 112kB on behalf of 'getty' (2064) because [ 284.283101] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 284.283101] Free memory is -13504kB above reserved [ 284.283113] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 284.283113] to free 112kB on behalf of 'syz-executor.3' (2086) because [ 284.283113] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 284.283113] Free memory is -13504kB above reserved [ 285.293029] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 285.293029] to free 112kB on behalf of 'getty' (2064) because [ 285.293029] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 285.293029] Free memory is -13504kB above reserved [ 285.293041] lowmemorykiller: Killing 'syz-executor.2' (2935) (tgid 2929), adj 1000, [ 285.293041] to free 112kB on behalf of 'syz-executor.5' (3001) because [ 285.293041] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 285.293041] Free memory is -13504kB above reserved [ 285.739570] warn_alloc: 2 callbacks suppressed [ 285.739586] getty: page allocation stalls for 230010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 285.739595] CPU: 0 PID: 2066 Comm: getty Not tainted 4.9.141+ #23 [ 285.739611] ffff8801cf3877c0 ffffffff81b42e79 1ffff10039e70efa ffff8801d0954740 [ 285.739621] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cf387908 [ 285.739632] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 285.739634] Call Trace: [ 285.739648] [] dump_stack+0xc1/0x128 [ 285.739658] [] warn_alloc.cold.31+0x7f/0x9c [ 285.739668] [] ? zone_watermark_ok_safe+0x250/0x250 [ 285.739676] [] ? shrink_node+0x740/0x740 [ 285.739686] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 285.739694] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.739704] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 285.739712] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 285.739720] [] ? find_get_entry+0x11a/0x570 [ 285.739727] [] ? find_get_entry+0x141/0x570 [ 285.739734] [] ? page_cache_prev_hole+0x80/0x80 [ 285.739743] [] ? autoremove_wake_function+0x40/0x40 [ 285.739750] [] ? pagecache_get_page+0x131/0x710 [ 285.739758] [] filemap_fault+0xaf1/0x1110 [ 285.739767] [] ext4_filemap_fault+0x71/0xa0 [ 285.739774] [] __do_fault+0x223/0x500 [ 285.739781] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 285.739790] [] ? handle_mm_fault+0x1d4f/0x2350 [ 285.739797] [] handle_mm_fault+0x1326/0x2350 [ 285.739805] [] ? vm_insert_page+0x6f0/0x6f0 [ 285.739813] [] ? hrtimer_nanosleep+0x38c/0x550 [ 285.739821] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.739830] [] __do_page_fault+0x403/0xa60 [ 285.739838] [] ? bad_area_access_error+0x3a0/0x3a0 [ 285.739847] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.739855] [] do_page_fault+0x27/0x30 [ 285.739862] [] page_fault+0x25/0x30 [ 285.739866] Mem-Info: [ 285.739884] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 285.739884] active_file:0 inactive_file:28 isolated_file:0 [ 285.739884] unevictable:0 dirty:0 writeback:0 unstable:0 [ 285.739884] slab_reclaimable:3901 slab_unreclaimable:58223 [ 285.739884] mapped:4 shmem:48 pagetables:422 bounce:0 [ 285.739884] free:6000 free_pcp:81 free_cma:0 [ 285.739898] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 285.739917] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 285.739944] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 285.740003] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 285.740053] 0 pages in swap cache [ 285.740057] Swap cache stats: add 0, delete 0, find 0/0 [ 285.740059] Free swap = 0kB [ 285.740061] Total swap = 0kB [ 285.740064] 1965979 pages RAM [ 285.740066] 0 pages HighMem/MovableOnly [ 285.740068] 313617 pages reserved [ 285.800725] syz-executor.4: page allocation stalls for 230050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 285.800735] CPU: 1 PID: 2085 Comm: syz-executor.4 Not tainted 4.9.141+ #23 [ 285.800752] ffff8801ce2bf7c0 ffffffff81b42e79 1ffff10039c57efa ffff8801cf0297c0 [ 285.800763] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801ce2bf908 [ 285.800774] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 285.800776] Call Trace: [ 285.800791] [] dump_stack+0xc1/0x128 [ 285.800801] [] warn_alloc.cold.31+0x7f/0x9c [ 285.800811] [] ? zone_watermark_ok_safe+0x250/0x250 [ 285.800821] [] ? shrink_node+0x740/0x740 [ 285.800831] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 285.800839] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.800849] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 285.800858] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 285.800866] [] ? find_get_entry+0x11a/0x570 [ 285.800874] [] ? find_get_entry+0x141/0x570 [ 285.800882] [] ? page_cache_prev_hole+0x80/0x80 [ 285.800891] [] ? autoremove_wake_function+0x40/0x40 [ 285.800899] [] ? pagecache_get_page+0x131/0x710 [ 285.800907] [] filemap_fault+0xaf1/0x1110 [ 285.800917] [] ext4_filemap_fault+0x71/0xa0 [ 285.800924] [] __do_fault+0x223/0x500 [ 285.800931] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 285.800940] [] ? handle_mm_fault+0x1d4f/0x2350 [ 285.800948] [] handle_mm_fault+0x1326/0x2350 [ 285.800957] [] ? hrtimer_nanosleep+0x38c/0x550 [ 285.800965] [] ? vm_insert_page+0x6f0/0x6f0 [ 285.800972] [] ? enqueue_hrtimer+0x3a0/0x3a0 [ 285.800980] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.800990] [] __do_page_fault+0x403/0xa60 [ 285.801000] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 285.801008] [] ? bad_area_access_error+0x3a0/0x3a0 [ 285.801019] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.801026] [] do_page_fault+0x27/0x30 [ 285.801035] [] page_fault+0x25/0x30 [ 285.801039] Mem-Info: [ 285.801057] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 285.801057] active_file:0 inactive_file:28 isolated_file:0 [ 285.801057] unevictable:0 dirty:0 writeback:0 unstable:0 [ 285.801057] slab_reclaimable:3901 slab_unreclaimable:58223 [ 285.801057] mapped:4 shmem:48 pagetables:422 bounce:0 [ 285.801057] free:6000 free_pcp:81 free_cma:0 [ 285.801072] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 285.801093] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 285.801123] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 285.801187] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 285.801241] 0 pages in swap cache [ 285.801245] Swap cache stats: add 0, delete 0, find 0/0 [ 285.801248] Free swap = 0kB [ 285.801250] Total swap = 0kB [ 285.801253] 1965979 pages RAM [ 285.801255] 0 pages HighMem/MovableOnly [ 285.801257] 313617 pages reserved [ 285.834082] rsyslogd: page allocation stalls for 230080ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 285.834091] CPU: 0 PID: 1899 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 285.834108] ffff8801d30177c0 ffffffff81b42e79 1ffff1003a602efa ffff8801d3de8000 [ 285.834119] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d3017908 [ 285.834130] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 285.834132] Call Trace: [ 285.834147] [] dump_stack+0xc1/0x128 [ 285.834157] [] warn_alloc.cold.31+0x7f/0x9c [ 285.834176] [] ? zone_watermark_ok_safe+0x250/0x250 [ 285.834185] [] ? shrink_node+0x740/0x740 [ 285.834195] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 285.834204] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 285.834213] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 285.834222] [] ? find_get_entry+0x11a/0x570 [ 285.834229] [] ? find_get_entry+0x141/0x570 [ 285.834237] [] ? page_cache_prev_hole+0x80/0x80 [ 285.834246] [] ? autoremove_wake_function+0x40/0x40 [ 285.834254] [] ? pagecache_get_page+0x131/0x710 [ 285.834263] [] filemap_fault+0xaf1/0x1110 [ 285.834272] [] ext4_filemap_fault+0x71/0xa0 [ 285.834280] [] __do_fault+0x223/0x500 [ 285.834287] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 285.834296] [] ? generic_file_readonly_mmap+0x190/0x190 [ 285.834304] [] handle_mm_fault+0x1326/0x2350 [ 285.834312] [] ? vm_insert_page+0x6f0/0x6f0 [ 285.834321] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.834331] [] __do_page_fault+0x403/0xa60 [ 285.834339] [] ? bad_area_access_error+0x3a0/0x3a0 [ 285.834349] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.834357] [] do_page_fault+0x27/0x30 [ 285.834366] [] page_fault+0x25/0x30 [ 285.834370] Mem-Info: [ 285.834388] active_anon:5586 inactive_anon:42 isolated_anon:0 [ 285.834388] active_file:0 inactive_file:28 isolated_file:0 [ 285.834388] unevictable:0 dirty:0 writeback:0 unstable:0 [ 285.834388] slab_reclaimable:3901 slab_unreclaimable:58223 [ 285.834388] mapped:4 shmem:48 pagetables:422 bounce:0 [ 285.834388] free:6000 free_pcp:81 free_cma:0 [ 285.834403] Node 0 active_anon:22344kB inactive_anon:168kB active_file:0kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 285.834423] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:152kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:32kB slab_unreclaimable:148kB kernel_stack:160kB pagetables:104kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 285.834452] Normal free:5324kB min:5580kB low:9168kB high:12756kB active_anon:22192kB inactive_anon:168kB active_file:0kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15572kB slab_unreclaimable:232744kB kernel_stack:4000kB pagetables:1584kB bounce:0kB free_pcp:324kB local_pcp:236kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 285.834512] DMA32: 3*4kB (UM) 7*8kB (UM) 3*16kB (ME) 6*32kB (ME) 5*64kB (UME) 5*128kB (UME) 4*256kB (ME) 2*512kB (ME) 5*1024kB (UME) 3*2048kB (U) 1*4096kB (U) = 18676kB Normal: 239*4kB (UMH) 134*8kB (ME) 48*16kB (UME) 25*32kB (UMH) 5*64kB (MH) 1*128kB (H) 3*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 5324kB 76 total pagecache pages [ 285.834566] 0 pages in swap cache [ 285.834570] Swap cache stats: add 0, delete 0, find 0/0 [ 285.834573] Free swap = 0kB [ 285.834575] Total swap = 0kB [ 285.834578] 1965979 pages RAM [ 285.834580] 0 pages HighMem/MovableOnly [ 285.834582] 313617 pages reserved [ 285.873467] INFO: task init:3006 blocked for more than 140 seconds. [ 285.873473] Not tainted 4.9.141+ #23 [ 285.873475] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 285.873495] init D27576 3006 1 0x00000000 [ 285.873510] ffff8801d29917c0 0000000000000000 ffff8801d695ee00 ffff8801d8410000 [ 285.873522] ffff8801db721018 ffff8800a91f7580 ffffffff828075c2 ffff8801d2992070 [ 285.873533] 000000000000015b 0000000000000000 0000000000000000 ffff8801db7218f0 [ 285.873536] Call Trace: [ 285.873551] [] ? __schedule+0x662/0x1b10 [ 285.873560] [] ? __down+0x15a/0x2b0 [ 285.873568] [] schedule+0x7f/0x1b0 [ 285.873577] [] schedule_timeout+0x735/0xe20 [ 285.873586] [] ? usleep_range+0x140/0x140 [ 285.873595] [] ? do_dentry_open+0x3ef/0xc90 [ 285.873604] [] ? path_openat+0x542/0x2790 [ 285.873613] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 285.873622] [] ? mark_held_locks+0xc7/0x130 [ 285.873630] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 285.873638] [] ? __down+0x15a/0x2b0 [ 285.873646] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 285.873654] [] ? __down+0x15a/0x2b0 [ 285.873672] [] __down+0x191/0x2b0 [ 285.873681] [] ? ww_mutex_unlock+0x300/0x300 [ 285.873690] [] down+0x5e/0x80 [ 285.873699] [] console_lock+0x2c/0x80 [ 285.873708] [] ? kmem_cache_alloc_trace+0x117/0x2e0 [ 285.873716] [] console_device+0x1c/0xc0 [ 285.873725] [] tty_open+0x6f5/0xdf0 [ 285.873733] [] ? tty_init_dev+0x430/0x430 [ 285.873742] [] ? chrdev_open+0xc7/0x5c0 [ 285.873750] [] ? tty_init_dev+0x430/0x430 [ 285.873758] [] chrdev_open+0x22d/0x5c0 [ 285.873766] [] ? cdev_put.part.0+0x50/0x50 [ 285.873775] [] do_dentry_open+0x3ef/0xc90 [ 285.873784] [] ? cdev_put.part.0+0x50/0x50 [ 285.873792] [] vfs_open+0x11c/0x210 [ 285.873800] [] ? may_open.isra.20+0x14f/0x2a0 [ 285.873808] [] path_openat+0x542/0x2790 [ 285.873816] [] ? path_mountpoint+0x6c0/0x6c0 [ 285.873824] [] ? trace_hardirqs_on+0x10/0x10 [ 285.873834] [] ? expand_files.part.3+0x3a9/0x6d0 [ 285.873842] [] do_filp_open+0x197/0x270 [ 285.873850] [] ? may_open_dev+0xe0/0xe0 [ 285.873858] [] ? _raw_spin_unlock+0x2c/0x50 [ 285.873866] [] ? __alloc_fd+0x1d7/0x4a0 [ 285.873876] [] do_sys_open+0x30d/0x5c0 [ 285.873884] [] ? filp_open+0x70/0x70 [ 285.873892] [] ? _raw_write_unlock_irq+0x27/0x50 [ 285.873901] [] SyS_open+0x2d/0x40 [ 285.873909] [] ? do_sys_open+0x5c0/0x5c0 [ 285.873918] [] do_syscall_64+0x19f/0x550 [ 285.873926] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 285.873931] [ 285.873931] Showing all locks held in the system: [ 285.873938] 2 locks held by khungtaskd/24: [ 285.873956] #0: (rcu_read_lock){......}, at: [] watchdog+0x11c/0xa20 [ 285.873972] #1: (tasklist_lock){.+.+..}, at: [] debug_show_all_locks+0x79/0x218 [ 285.873979] 2 locks held by cron/1947: [ 285.873995] #0: (&mm->mmap_sem){++++++}, at: [] __do_page_fault+0x272/0xa60 [ 285.874011] #1: (&ei->i_mmap_sem){++++.+}, at: [] ext4_filemap_fault+0x66/0xa0 [ 285.874015] 2 locks held by getty/2027: [ 285.874030] #0: (&tty->ldisc_sem){++++++}, at: [] ldsem_down_read+0x32/0x40 [ 285.874045] #1: (&ldata->atomic_read_lock){+.+...}, at: [] n_tty_read+0x202/0x16e0 [ 285.874051] 2 locks held by syz-executor.4/2085: [ 285.874065] #0: (&mm->mmap_sem){++++++}, at: [] __do_page_fault+0x272/0xa60 [ 285.874079] #1: (&ei->i_mmap_sem){++++.+}, at: [] ext4_filemap_fault+0x66/0xa0 [ 285.874085] 1 lock held by init/3006: [ 285.874099] #0: (tty_mutex){+.+.+.}, at: [] tty_open+0x476/0xdf0 [ 285.874103] 1 lock held by init/3007: [ 285.874117] #0: (tty_mutex){+.+.+.}, at: [] tty_open+0x476/0xdf0 [ 285.874118] [ 285.874121] ============================================= [ 285.874121] [ 285.874125] NMI backtrace for cpu 1 [ 285.874133] CPU: 1 PID: 24 Comm: khungtaskd Not tainted 4.9.141+ #23 [ 285.874145] ffff8801d9907d08 ffffffff81b42e79 0000000000000000 0000000000000001 [ 285.874156] 0000000000000001 0000000000000001 ffffffff810983b0 ffff8801d9907d40 [ 285.874165] ffffffff81b4df89 0000000000000001 0000000000000000 0000000000000003 [ 285.874167] Call Trace: [ 285.874177] [] dump_stack+0xc1/0x128 [ 285.874188] [] ? irq_force_complete_move+0x330/0x330 [ 285.874196] [] nmi_cpu_backtrace.cold.0+0x48/0x87 [ 285.874205] [] ? irq_force_complete_move+0x330/0x330 [ 285.874214] [] nmi_trigger_cpumask_backtrace+0x12c/0x151 [ 285.874223] [] arch_trigger_cpumask_backtrace+0x14/0x20 [ 285.874230] [] watchdog+0x6ad/0xa20 [ 285.874238] [] ? watchdog+0x11c/0xa20 [ 285.874247] [] kthread+0x26d/0x300 [ 285.874255] [] ? reset_hung_task_detector+0x20/0x20 [ 285.874263] [] ? kthread_park+0xa0/0xa0 [ 285.874271] [] ? __switch_to_asm+0x34/0x70 [ 285.874279] [] ? kthread_park+0xa0/0xa0 [ 285.874287] [] ? kthread_park+0xa0/0xa0 [ 285.874294] [] ret_from_fork+0x5c/0x70 [ 285.874301] Sending NMI from CPU 1 to CPUs 0: [ 285.874916] NMI backtrace for cpu 0 [ 285.874920] CPU: 0 PID: 2987 Comm: syz-executor.1 Not tainted 4.9.141+ #23 [ 285.874923] task: ffff8801d6d197c0 task.stack: ffff8801a7120000 [ 285.874927] RIP: 0010:[] c [] __lock_acquire+0x869/0x4a10 [ 285.874930] RSP: 0000:ffff8801a7127100 EFLAGS: 00000046 [ 285.874933] RAX: dffffc0000000000 RBX: ffff8801d6d1a0e8 RCX: 000000003181c503 [ 285.874936] RDX: ffff8801d6d1a108 RSI: ffff8801d6d1a0e8 RDI: 0000000000000000 [ 285.874940] RBP: ffff8801a71272b0 R08: ffff8801d6d1a108 R09: ced7b85aa16a7d2e [ 285.874943] R10: ffff8801d6d197c0 R11: 0000000000000000 R12: 000000003ee419d9 [ 285.874947] R13: 0000000000000000 R14: 0000000050e6fdf3 R15: 0000000050837f3b [ 285.874950] FS: 0000000000000000(0000) GS:ffff8801db600000(0063) knlGS:00000000f773bb40 [ 285.874953] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 285.874956] CR2: 0000000000459043 CR3: 00000001ac6e2000 CR4: 00000000001606b0 [ 285.874958] Stack: [ 285.874962] ffff8801d6d1a05cc 0000000000000000c ffff8801a71272d0c ffffffff81207a04c [ 285.874965] ffffffff833d3600c ffff880100000000c ffffffff83c73d80c ffff8801d6d1a098c [ 285.874969] 00000000000065b8c ffff8801d6d1a0d8c ffff8801d6d1a060c ffff8801d6d1a0e0c [ 285.874971] Call Trace: [ 285.874974] [] ? __lock_acquire+0x654/0x4a10 [ 285.874977] [] ? trace_hardirqs_on+0x10/0x10 [ 285.874980] [] ? trace_hardirqs_on+0x10/0x10 [ 285.874983] [] ? trace_hardirqs_on+0x10/0x10 [ 285.874986] [] lock_acquire+0x130/0x3e0 [ 285.874989] [] ? find_lock_task_mm+0xf1/0x270 [ 285.874992] [] ? check_preemption_disabled+0x3b/0x200 [ 285.874995] [] ? wake_oom_reaper+0xf0/0xf0 [ 285.874998] [] _raw_spin_lock+0x36/0x50 [ 285.875001] [] ? find_lock_task_mm+0xf1/0x270 [ 285.875004] [] find_lock_task_mm+0xf1/0x270 [ 285.875007] [] ? wake_oom_reaper+0xf0/0xf0 [ 285.875010] [] lowmem_scan+0x34f/0xaf0 [ 285.875013] [] ? lowmem_scan+0x24e/0xaf0 [ 285.875016] [] ? check_preemption_disabled+0x3b/0x200 [ 285.875019] [] shrink_slab.part.8+0x3c6/0xa00 [ 285.875022] [] ? unregister_shrinker+0x230/0x230 [ 285.875026] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 285.875028] [] shrink_node+0x1ed/0x740 [ 285.875032] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 285.875035] [] ? __delayacct_freepages_start+0x41/0x80 [ 285.875038] [] try_to_free_pages+0x377/0xb80 [ 285.875041] [] ? shrink_node+0x740/0x740 [ 285.875044] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 285.875048] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 285.875051] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 285.875054] [] ? retint_kernel+0x2d/0x2d [ 285.875057] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 285.875060] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 285.875063] [] ? retint_kernel+0x2d/0x2d [ 285.875066] [] __vmalloc_node_range+0x25b/0x600 [ 285.875069] [] ? xt_alloc_table_info+0xc9/0x100 [ 285.875072] [] vmalloc+0x5b/0x70 [ 285.875075] [] ? xt_alloc_table_info+0xc9/0x100 [ 285.875078] [] xt_alloc_table_info+0xc9/0x100 [ 285.875081] [] compat_do_replace.isra.10+0x116/0x380 [ 285.875084] [] ? translate_compat_table+0x1870/0x1870 [ 285.875087] [] ? mutex_lock_nested+0x6b7/0x900 [ 285.875091] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 285.875094] [] ? __cap_capable+0x168/0x1c0 [ 285.875097] [] ? ns_capable_common+0x12a/0x150 [ 285.875100] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 285.875103] [] compat_nf_setsockopt+0x8b/0x130 [ 285.875106] [] ? compat_do_replace.isra.10+0x380/0x380 [ 285.875109] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 285.875112] [] inet_csk_compat_setsockopt+0x97/0x120 [ 285.875115] [] ? ipv6_setsockopt+0x130/0x130 [ 285.875118] [] compat_tcp_setsockopt+0x3d/0x70 [ 285.875122] [] compat_sock_common_setsockopt+0xb4/0x150 [ 285.875125] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 285.875128] [] compat_SyS_setsockopt+0x169/0x550 [ 285.875131] [] ? sock_common_setsockopt+0xe0/0xe0 [ 285.875134] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 285.875137] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 285.875141] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 285.875144] [] ? do_fast_syscall_32+0xcf/0xa10 [ 285.875147] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 285.875150] [] do_fast_syscall_32+0x2f1/0xa10 [ 285.875153] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 285.875156] [] entry_SYSENTER_compat+0x90/0xa2 [ 285.875174] Code: cff cff c4c c8b c8c c24 c98 c00 c00 c00 c85 cc0 c44 c8b c5c c24 c60 c4c c8b c54 c24 c58 c0f c84 c1b c0e c00 c00 c48 cb8 c00 c00 c00 c00 c00 cfc cff cdf c48 c8b c54 c24 c78 c<48> cc1 cea c03 c0f cb6 c04 c02 c84 cc0 c74 c08 c3c c03 c0f c8e cfa c2c c00 c00 c8b c [ 285.875320] Kernel panic - not syncing: hung_task: blocked tasks [ 285.875327] CPU: 1 PID: 24 Comm: khungtaskd Not tainted 4.9.141+ #23 [ 285.875340] ffff8801d9907cc8 ffffffff81b42e79 ffffffff82a78560 00000000ffffffff [ 285.875351] 0000000000000000 0000000000000001 dffffc0000000000 ffff8801d9907d88 [ 285.875362] ffffffff813f7125 0000000041b58ab3 ffffffff82e2b62b ffffffff813f6f66 [ 285.875364] Call Trace: [ 285.875374] [] dump_stack+0xc1/0x128 [ 285.875382] [] panic+0x1bf/0x39f [ 285.875390] [] ? add_taint.cold.5+0x16/0x16 [ 285.875399] [] ? nmi_trigger_cpumask_backtrace+0x102/0x151 [ 285.875407] [] watchdog+0x6be/0xa20 [ 285.875414] [] ? watchdog+0x11c/0xa20 [ 285.875422] [] kthread+0x26d/0x300 [ 285.875430] [] ? reset_hung_task_detector+0x20/0x20 [ 285.875438] [] ? kthread_park+0xa0/0xa0 [ 285.875447] [] ? __switch_to_asm+0x34/0x70 [ 285.875454] [] ? kthread_park+0xa0/0xa0 [ 285.875462] [] ? kthread_park+0xa0/0xa0 [ 285.875469] [] ret_from_fork+0x5c/0x70 [ 285.875829] Kernel Offset: disabled