Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 9.636879] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 32.121353] random: sshd: uninitialized urandom read (32 bytes read) [ 32.515097] random: sshd: uninitialized urandom read (32 bytes read) [ 32.876850] random: crng init done Warning: Permanently added '10.128.0.62' (ECDSA) to the list of known hosts. [ 64.802725] audit: type=1400 audit(1564149517.620:5): avc: denied { associate } for pid=2082 comm="syz-executor101" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 executing program executing program executing program executing program executing program executing program [ 66.588688] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 66.588688] to free 864kB on behalf of 'kswapd0' (33) because [ 66.588688] cache 36964kB is below limit 65536kB for oom_score_adj 12 [ 66.588688] Free memory is -13136kB above reserved [ 66.623150] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 66.623150] to free 864kB on behalf of 'syz-executor101' (2978) because [ 66.623150] cache 34864kB is below limit 65536kB for oom_score_adj 12 [ 66.623150] Free memory is -12964kB above reserved [ 67.274240] oom_reaper: reaped process 2943 (syz-executor101), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 67.296382] oom_reaper: reaped process 2991 (syz-executor101), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 67.306080] syz-executor101: vmalloc: allocation failure, allocated 1132105728 of 4026605568 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 67.306091] CPU: 1 PID: 2943 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 67.306108] ffff8801d754f9c0 ffffffff81b42e79 1ffff1003aea9f3a dffffc0000000000 [ 67.306119] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801d754fb08 [ 67.306129] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.306131] Call Trace: [ 67.306146] [] dump_stack+0xc1/0x128 [ 67.306156] [] warn_alloc.cold.31+0x7f/0x9c [ 67.306166] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.306174] [] ? retint_kernel+0x2d/0x2d [ 67.306183] [] __vmalloc_node_range+0x3f8/0x600 [ 67.306192] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.306199] [] vmalloc+0x5b/0x70 [ 67.306206] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.306224] [] xt_alloc_table_info+0xc9/0x100 [ 67.306232] [] do_ip6t_set_ctl+0x235/0x470 [ 67.306240] [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 67.306249] [] ? mutex_unlock+0x9/0x10 [ 67.306257] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 67.306263] [] nf_setsockopt+0x6d/0xc0 [ 67.306273] [] ipv6_setsockopt+0xc8/0x130 [ 67.306281] [] tcp_setsockopt+0x88/0xe0 [ 67.306289] [] sock_common_setsockopt+0x9a/0xe0 [ 67.306296] [] SyS_setsockopt+0x166/0x260 [ 67.306303] [] ? SyS_recv+0x40/0x40 [ 67.306311] [] ? __do_page_fault+0x554/0xa60 [ 67.306318] [] ? do_syscall_64+0x48/0x550 [ 67.306325] [] ? SyS_recv+0x40/0x40 [ 67.306331] [] do_syscall_64+0x19f/0x550 [ 67.306339] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 67.306342] Mem-Info: [ 67.306359] active_anon:3785 inactive_anon:41 isolated_anon:0 [ 67.306359] active_file:13 inactive_file:24 isolated_file:0 [ 67.306359] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.306359] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.306359] mapped:49 shmem:48 pagetables:394 bounce:0 [ 67.306359] free:0 free_pcp:42 free_cma:0 [ 67.306373] Node 0 active_anon:15140kB inactive_anon:164kB active_file:52kB inactive_file:96kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:38 all_unreclaimable? yes [ 67.306389] DMA32 free:4kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.306409] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:15140kB inactive_anon:164kB active_file:148kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.306450] 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 138 total pagecache pages [ 67.306479] 0 pages in swap cache [ 67.306483] Swap cache stats: add 0, delete 0, find 0/0 [ 67.306485] Free swap = 0kB [ 67.306486] Total swap = 0kB [ 67.306488] 1965979 pages RAM [ 67.306490] 0 pages HighMem/MovableOnly [ 67.306491] 313617 pages reserved [ 67.321606] syz-executor101: vmalloc: allocation failure, allocated 494387200 of 4026605568 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 67.321616] CPU: 1 PID: 2991 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 67.321632] ffff88018312f9c0 ffffffff81b42e79 1ffff10030625f3a dffffc0000000000 [ 67.321643] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff88018312fb08 [ 67.321653] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.321655] Call Trace: [ 67.321671] [] dump_stack+0xc1/0x128 [ 67.321681] [] warn_alloc.cold.31+0x7f/0x9c [ 67.321691] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.321700] [] ? retint_kernel+0x2d/0x2d [ 67.321709] [] __vmalloc_node_range+0x3f8/0x600 [ 67.321717] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.321725] [] vmalloc+0x5b/0x70 [ 67.321732] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.321739] [] xt_alloc_table_info+0xc9/0x100 [ 67.321748] [] do_ip6t_set_ctl+0x235/0x470 [ 67.321757] [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 67.321766] [] ? mutex_unlock+0x9/0x10 [ 67.321776] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 67.321783] [] nf_setsockopt+0x6d/0xc0 [ 67.321793] [] ipv6_setsockopt+0xc8/0x130 [ 67.321801] [] tcp_setsockopt+0x88/0xe0 [ 67.321810] [] sock_common_setsockopt+0x9a/0xe0 [ 67.321818] [] SyS_setsockopt+0x166/0x260 [ 67.321825] [] ? SyS_recv+0x40/0x40 [ 67.321832] [] ? move_addr_to_kernel+0x50/0x50 [ 67.321840] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 67.321848] [] ? do_syscall_64+0x48/0x550 [ 67.321855] [] ? SyS_recv+0x40/0x40 [ 67.321862] [] do_syscall_64+0x19f/0x550 [ 67.321870] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 67.321874] Mem-Info: [ 67.321890] active_anon:3785 inactive_anon:41 isolated_anon:0 [ 67.321890] active_file:13 inactive_file:24 isolated_file:0 [ 67.321890] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.321890] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.321890] mapped:49 shmem:48 pagetables:394 bounce:0 [ 67.321890] free:0 free_pcp:42 free_cma:0 [ 67.321903] Node 0 active_anon:15140kB inactive_anon:164kB active_file:52kB inactive_file:96kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:38 all_unreclaimable? yes [ 67.321926] DMA32 free:4kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.321992] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:15140kB inactive_anon:164kB active_file:148kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.322030] 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 138 total pagecache pages [ 67.322065] 0 pages in swap cache [ 67.322069] Swap cache stats: add 0, delete 0, find 0/0 [ 67.322071] Free swap = 0kB [ 67.322073] Total swap = 0kB [ 67.322075] 1965979 pages RAM [ 67.322077] 0 pages HighMem/MovableOnly [ 67.322079] 313617 pages reserved [ 67.672029] syz-executor101: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.672038] CPU: 0 PID: 2941 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 67.672050] ffff8801db607468 ffffffff81b42e79 1ffff1003b6c0e8f ffff8801d7512f80 [ 67.672058] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db6075b0 [ 67.672066] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.672068] Call Trace: [ 67.672083] [ 67.672083] [] dump_stack+0xc1/0x128 [ 67.672092] [] warn_alloc.cold.31+0x7f/0x9c [ 67.672101] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.672108] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.672117] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.672124] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.672131] [] ? trace_hardirqs_on+0x10/0x10 [ 67.672138] [] ? pcpu_chunk_relocate+0x257/0x4d0 [ 67.672144] [] ? pcpu_alloc_area+0x697/0xd10 [ 67.672153] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 67.672159] [] ? mark_held_locks+0xc7/0x130 [ 67.672167] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 67.672175] [] new_slab+0x367/0x3d0 [ 67.672183] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.672191] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.672197] [] ? pcpu_populate_chunk+0x7e0/0x7e0 [ 67.672202] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 67.672208] [] ? dst_init+0x48a/0x5b0 [ 67.672216] [] ? check_preemption_disabled+0x3b/0x200 [ 67.672223] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.672231] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.672239] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.672246] [] kmem_cache_alloc_trace+0x23c/0x2e0 [ 67.672253] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.672261] [] dst_cow_metrics_generic+0x50/0x130 [ 67.672269] [] ipv6_cow_metrics+0x78/0x180 [ 67.672276] [] icmp6_dst_alloc+0x46b/0x610 [ 67.672284] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 67.672292] [] ndisc_send_skb+0xcec/0x12e0 [ 67.672299] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 67.672306] [] ? ndisc_alloc_skb+0x330/0x330 [ 67.672313] [] ? memset+0x31/0x40 [ 67.672321] [] ? __alloc_skb+0x3ae/0x5b0 [ 67.672329] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.672336] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.672344] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 67.672351] [] ndisc_send_rs+0x12a/0x670 [ 67.672358] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.672365] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.672372] [] call_timer_fn+0x163/0x6e0 [ 67.672378] [] ? call_timer_fn+0xda/0x6e0 [ 67.672385] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.672391] [] ? process_timeout+0x20/0x20 [ 67.672398] [] ? mark_held_locks+0xc7/0x130 [ 67.672405] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 67.672411] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.672418] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 67.672424] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.672429] [] expire_timers+0x234/0x580 [ 67.672436] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.672443] [] run_timer_softirq+0x208/0x5e0 [ 67.672449] [] ? expire_timers+0x580/0x580 [ 67.672456] [] ? check_preemption_disabled+0x3b/0x200 [ 67.672464] [] __do_softirq+0x20e/0x964 [ 67.672471] [] ? check_preemption_disabled+0x3b/0x200 [ 67.672478] [] irq_exit+0x11c/0x150 [ 67.672486] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.672493] [] apic_timer_interrupt+0x9d/0xb0 [ 67.672502] [ 67.672503] [] ? lowmem_scan+0x6b4/0xaf0 [ 67.672511] [] ? __sanitizer_cov_trace_pc+0x26/0x50 [ 67.672518] [] lowmem_scan+0x6b4/0xaf0 [ 67.672524] [] ? lowmem_scan+0x24e/0xaf0 [ 67.672531] [] ? check_preemption_disabled+0x3b/0x200 [ 67.672539] [] shrink_slab.part.8+0x3c6/0xa00 [ 67.672547] [] ? unregister_shrinker+0x230/0x230 [ 67.672554] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 67.672561] [] shrink_node+0x1ed/0x740 [ 67.672570] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 67.672578] [] ? __delayacct_freepages_start+0x41/0x80 [ 67.672585] [] try_to_free_pages+0x377/0xb80 [ 67.672592] [] ? shrink_node+0x740/0x740 [ 67.672601] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 67.672609] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.672616] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 67.672626] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 67.672634] [] __vmalloc_node_range+0x25b/0x600 [ 67.672642] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.672648] [] vmalloc+0x5b/0x70 [ 67.672655] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.672662] [] xt_alloc_table_info+0xc9/0x100 [ 67.672671] [] do_ip6t_set_ctl+0x235/0x470 [ 67.672678] [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 67.672688] [] ? mutex_unlock+0x9/0x10 [ 67.672696] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 67.672703] [] nf_setsockopt+0x6d/0xc0 [ 67.672710] [] ipv6_setsockopt+0xc8/0x130 [ 67.672718] [] tcp_setsockopt+0x88/0xe0 [ 67.672738] [] sock_common_setsockopt+0x9a/0xe0 [ 67.672745] [] SyS_setsockopt+0x166/0x260 [ 67.672752] [] ? SyS_recv+0x40/0x40 [ 67.672760] [] ? __do_page_fault+0x554/0xa60 [ 67.672767] [] ? do_syscall_64+0x48/0x550 [ 67.672774] [] ? SyS_recv+0x40/0x40 [ 67.672780] [] do_syscall_64+0x19f/0x550 [ 67.672788] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 67.672792] Mem-Info: [ 67.672809] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.672809] active_file:22 inactive_file:29 isolated_file:0 [ 67.672809] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.672809] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.672809] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.672809] free:0 free_pcp:42 free_cma:0 [ 67.672822] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.672840] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.672865] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.672912] 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 99 total pagecache pages [ 67.672955] 0 pages in swap cache [ 67.672958] Swap cache stats: add 0, delete 0, find 0/0 [ 67.672960] Free swap = 0kB [ 67.672962] Total swap = 0kB [ 67.672965] 1965979 pages RAM [ 67.672967] 0 pages HighMem/MovableOnly [ 67.672969] 313617 pages reserved [ 67.673076] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.673082] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 67.673087] node 0: slabs: 101, objs: 3232, free: 0 [ 67.757632] oom_reaper: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.757640] CPU: 0 PID: 25 Comm: oom_reaper Not tainted 4.9.141+ #1 [ 67.757654] ffff8801db607468 ffffffff81b42e79 1ffff1003b6c0e8f ffff8801d9c217c0 [ 67.757663] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db6075b0 [ 67.757673] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.757674] Call Trace: [ 67.757690] [ 67.757690] [] dump_stack+0xc1/0x128 [ 67.757699] [] warn_alloc.cold.31+0x7f/0x9c [ 67.757708] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.757716] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.757725] [] ? get_stack_info+0x37/0x120 [ 67.757733] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.757740] [] ? unwind_next_frame+0x7d/0xd0 [ 67.757748] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.757755] [] ? pcpu_chunk_relocate+0x257/0x4d0 [ 67.757762] [] ? pcpu_alloc_area+0x697/0xd10 [ 67.757769] [] ? pcpu_next_unpop+0x100/0x100 [ 67.757776] [] ? ret_from_fork+0x5c/0x70 [ 67.757783] [] ? depot_save_stack+0x11c/0x470 [ 67.757791] [] new_slab+0x367/0x3d0 [ 67.757799] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.757808] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.757814] [] ? pcpu_populate_chunk+0x7e0/0x7e0 [ 67.757821] [] ? dst_init+0x48a/0x5b0 [ 67.757829] [] ? check_preemption_disabled+0x3b/0x200 [ 67.757836] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.757843] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.757851] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.757858] [] kmem_cache_alloc_trace+0x23c/0x2e0 [ 67.757865] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.757872] [] dst_cow_metrics_generic+0x50/0x130 [ 67.757880] [] ipv6_cow_metrics+0x78/0x180 [ 67.757887] [] icmp6_dst_alloc+0x46b/0x610 [ 67.757894] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 67.757902] [] ndisc_send_skb+0xcec/0x12e0 [ 67.757909] [] ? debug_lockdep_rcu_enabled+0x75/0x90 [ 67.757917] [] ? ndisc_alloc_skb+0x330/0x330 [ 67.757932] [] ? memset+0x31/0x40 [ 67.757941] [] ? __alloc_skb+0x3ae/0x5b0 [ 67.757948] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.757954] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.757962] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 67.757969] [] ndisc_send_rs+0x12a/0x670 [ 67.757975] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.757981] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.757988] [] ? lock_repin_lock+0x530/0x530 [ 67.757994] [] ? try_to_wake_up+0x58b/0xf80 [ 67.758001] [] ? debug_object_deactivate+0x214/0x340 [ 67.758008] [] call_timer_fn+0x163/0x6e0 [ 67.758014] [] ? call_timer_fn+0xda/0x6e0 [ 67.758021] [] ? debug_object_deactivate+0x214/0x340 [ 67.758027] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.758033] [] ? process_timeout+0x20/0x20 [ 67.758039] [] ? expire_timers+0x226/0x580 [ 67.758045] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.758051] [] expire_timers+0x234/0x580 [ 67.758057] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.758064] [] run_timer_softirq+0x208/0x5e0 [ 67.758070] [] ? expire_timers+0x580/0x580 [ 67.758078] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 67.758086] [] ? hrtimer_interrupt+0x1d7/0x430 [ 67.758092] [] ? check_preemption_disabled+0x3b/0x200 [ 67.758101] [] __do_softirq+0x20e/0x964 [ 67.758107] [] ? check_preemption_disabled+0x3b/0x200 [ 67.758114] [] irq_exit+0x11c/0x150 [ 67.758121] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.758127] [] apic_timer_interrupt+0x9d/0xb0 [ 67.758138] [ 67.758139] [] ? console_unlock+0x7a3/0xb50 [ 67.758145] [] ? console_unlock+0x7ae/0xb50 [ 67.758153] [] ? vprintk_emit+0x282/0x790 [ 67.758160] [] vprintk_emit+0x448/0x790 [ 67.758167] [] vprintk+0x28/0x30 [ 67.758175] [] vprintk_default+0x1d/0x30 [ 67.758182] [] printk+0xaf/0xd7 [ 67.758189] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 67.758197] [] __oom_reap_task_mm.cold.8+0x112/0x15e [ 67.758204] [] ? task_will_free_mem+0x620/0x620 [ 67.758211] [] oom_reaper+0x155/0x390 [ 67.758218] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.758226] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 67.758235] [] ? __kthread_parkme+0x175/0x240 [ 67.758241] [] kthread+0x26d/0x300 [ 67.758248] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.758254] [] ? kthread_park+0xa0/0xa0 [ 67.758261] [] ? __switch_to_asm+0x34/0x70 [ 67.758268] [] ? kthread_park+0xa0/0xa0 [ 67.758274] [] ? kthread_park+0xa0/0xa0 [ 67.758280] [] ret_from_fork+0x5c/0x70 [ 67.758283] Mem-Info: [ 67.758299] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.758299] active_file:22 inactive_file:29 isolated_file:0 [ 67.758299] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.758299] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.758299] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.758299] free:0 free_pcp:42 free_cma:0 [ 67.758312] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.758328] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.758351] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.758384] 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 99 total pagecache pages [ 67.758415] 0 pages in swap cache [ 67.758419] Swap cache stats: add 0, delete 0, find 0/0 [ 67.758421] Free swap = 0kB [ 67.758423] Total swap = 0kB [ 67.758424] 1965979 pages RAM [ 67.758426] 0 pages HighMem/MovableOnly [ 67.758428] 313617 pages reserved [ 67.758433] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.758438] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 67.758443] node 0: slabs: 101, objs: 3232, free: 0 [ 67.758530] oom_reaper: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.758537] CPU: 0 PID: 25 Comm: oom_reaper Not tainted 4.9.141+ #1 [ 67.758548] ffff8801db607468 ffffffff81b42e79 1ffff1003b6c0e8f ffff8801d9c217c0 [ 67.758555] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db6075b0 [ 67.758561] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.758562] Call Trace: [ 67.758572] [ 67.758572] [] dump_stack+0xc1/0x128 [ 67.758579] [] warn_alloc.cold.31+0x7f/0x9c [ 67.758586] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.758594] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.758601] [] ? get_stack_info+0x37/0x120 [ 67.758609] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.758615] [] ? unwind_next_frame+0x7d/0xd0 [ 67.758623] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.758629] [] ? pcpu_chunk_relocate+0x257/0x4d0 [ 67.758636] [] ? pcpu_alloc_area+0x697/0xd10 [ 67.758642] [] ? pcpu_next_unpop+0x100/0x100 [ 67.758648] [] ? ret_from_fork+0x5c/0x70 [ 67.758655] [] ? depot_save_stack+0x11c/0x470 [ 67.758662] [] new_slab+0x367/0x3d0 [ 67.758670] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.758677] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.758684] [] ? pcpu_populate_chunk+0x7e0/0x7e0 [ 67.758690] [] ? dst_init+0x48a/0x5b0 [ 67.758697] [] ? check_preemption_disabled+0x3b/0x200 [ 67.758703] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.758710] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.758718] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.758725] [] kmem_cache_alloc_trace+0x23c/0x2e0 [ 67.758732] [] ? dst_cow_metrics_generic+0x50/0x130 [ 67.758739] [] dst_cow_metrics_generic+0x50/0x130 [ 67.758745] [] ipv6_cow_metrics+0x78/0x180 [ 67.758752] [] icmp6_dst_alloc+0x46b/0x610 [ 67.758758] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 67.758765] [] ndisc_send_skb+0xcec/0x12e0 [ 67.758772] [] ? debug_lockdep_rcu_enabled+0x75/0x90 [ 67.758779] [] ? ndisc_alloc_skb+0x330/0x330 [ 67.758785] [] ? memset+0x31/0x40 [ 67.758792] [] ? __alloc_skb+0x3ae/0x5b0 [ 67.758799] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.758805] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.758812] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 67.758819] [] ndisc_send_rs+0x12a/0x670 [ 67.758826] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.758832] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.758838] [] ? lock_repin_lock+0x530/0x530 [ 67.758844] [] ? try_to_wake_up+0x58b/0xf80 [ 67.758851] [] ? debug_object_deactivate+0x214/0x340 [ 67.758857] [] ? call_timer_fn+0x18d/0x6e0 [ 67.758864] [] call_timer_fn+0x163/0x6e0 [ 67.758869] [] ? call_timer_fn+0xda/0x6e0 [ 67.758876] [] ? debug_object_deactivate+0x214/0x340 [ 67.758882] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.758888] [] ? process_timeout+0x20/0x20 [ 67.758895] [] ? expire_timers+0x226/0x580 [ 67.758901] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.758907] [] expire_timers+0x234/0x580 [ 67.758913] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.758919] [] run_timer_softirq+0x208/0x5e0 [ 67.758934] [] ? expire_timers+0x580/0x580 [ 67.758941] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 67.758948] [] ? hrtimer_interrupt+0x1d7/0x430 [ 67.758955] [] ? check_preemption_disabled+0x3b/0x200 [ 67.758962] [] __do_softirq+0x20e/0x964 [ 67.758968] [] ? check_preemption_disabled+0x3b/0x200 [ 67.758975] [] irq_exit+0x11c/0x150 [ 67.758982] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.758988] [] apic_timer_interrupt+0x9d/0xb0 [ 67.758998] [ 67.758998] [] ? console_unlock+0x7a3/0xb50 [ 67.759005] [] ? console_unlock+0x7ae/0xb50 [ 67.759013] [] ? vprintk_emit+0x282/0x790 [ 67.759020] [] vprintk_emit+0x448/0x790 [ 67.759027] [] vprintk+0x28/0x30 [ 67.759034] [] vprintk_default+0x1d/0x30 [ 67.759041] [] printk+0xaf/0xd7 [ 67.759048] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 67.759055] [] __oom_reap_task_mm.cold.8+0x112/0x15e [ 67.759062] [] ? task_will_free_mem+0x620/0x620 [ 67.759070] [] oom_reaper+0x155/0x390 [ 67.759077] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.759084] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 67.759091] [] ? __kthread_parkme+0x175/0x240 [ 67.759097] [] kthread+0x26d/0x300 [ 67.759104] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.759110] [] ? kthread_park+0xa0/0xa0 [ 67.759117] [] ? __switch_to_asm+0x34/0x70 [ 67.759124] [] ? kthread_park+0xa0/0xa0 [ 67.759130] [] ? kthread_park+0xa0/0xa0 [ 67.759136] [] ret_from_fork+0x5c/0x70 [ 67.759139] Mem-Info: [ 67.759153] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.759153] active_file:22 inactive_file:29 isolated_file:0 [ 67.759153] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.759153] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.759153] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.759153] free:0 free_pcp:42 free_cma:0 [ 67.759165] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.759181] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.759204] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.759236] 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 99 total pagecache pages [ 67.759265] 0 pages in swap cache [ 67.759269] Swap cache stats: add 0, delete 0, find 0/0 [ 67.759270] Free swap = 0kB [ 67.759272] Total swap = 0kB [ 67.759274] 1965979 pages RAM [ 67.759276] 0 pages HighMem/MovableOnly [ 67.759278] 313617 pages reserved [ 67.759283] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.759288] cache: kmalloc-96, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 67.759292] node 0: slabs: 101, objs: 3232, free: 0 [ 67.759615] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 67.759615] to free 128kB on behalf of 'syz-executor101' (2985) because [ 67.759615] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 67.759615] Free memory is -37504kB above reserved [ 67.836273] oom_reaper: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.836282] CPU: 0 PID: 25 Comm: oom_reaper Not tainted 4.9.141+ #1 [ 67.836298] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb ffff8801d9c217c0 [ 67.836308] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 67.836318] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.836320] Call Trace: [ 67.836337] [ 67.836338] [] dump_stack+0xc1/0x128 [ 67.836347] [] warn_alloc.cold.31+0x7f/0x9c [ 67.836356] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.836364] [] ? trace_hardirqs_on+0xd/0x10 [ 67.836373] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.836381] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.836389] [] ? __lock_acquire+0x654/0x4a10 [ 67.836397] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.836404] [] ? trace_hardirqs_on+0x10/0x10 [ 67.836411] [] ? __lock_acquire+0x654/0x4a10 [ 67.836419] [] ? cpuacct_charge+0x1db/0x360 [ 67.836427] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 67.836435] [] new_slab+0x367/0x3d0 [ 67.836444] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.836453] [] ? __alloc_skb+0xe6/0x5b0 [ 67.836461] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 67.836469] [] ? check_preemption_disabled+0x3b/0x200 [ 67.836477] [] ? __alloc_skb+0xe6/0x5b0 [ 67.836486] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.836493] [] ? __alloc_skb+0xe6/0x5b0 [ 67.836500] [] kmem_cache_alloc+0x212/0x2b0 [ 67.836508] [] __alloc_skb+0xe6/0x5b0 [ 67.836516] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.836524] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.836530] [] ? trace_hardirqs_on+0xd/0x10 [ 67.836539] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.836548] [] ndisc_alloc_skb+0x144/0x330 [ 67.836556] [] ndisc_send_rs+0x2ff/0x670 [ 67.836563] [] ? __ipv6_get_lladdr+0x250/0x250 [ 67.836570] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.836576] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.836584] [] ? debug_object_deactivate+0x214/0x340 [ 67.836592] [] call_timer_fn+0x163/0x6e0 [ 67.836599] [] ? call_timer_fn+0xda/0x6e0 [ 67.836607] [] ? debug_object_deactivate+0x214/0x340 [ 67.836614] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.836620] [] ? process_timeout+0x20/0x20 [ 67.836627] [] ? expire_timers+0x226/0x580 [ 67.836634] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.836641] [] expire_timers+0x234/0x580 [ 67.836648] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.836655] [] run_timer_softirq+0x208/0x5e0 [ 67.836662] [] ? expire_timers+0x580/0x580 [ 67.836670] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 67.836678] [] ? hrtimer_interrupt+0x1d7/0x430 [ 67.836686] [] ? check_preemption_disabled+0x3b/0x200 [ 67.836695] [] __do_softirq+0x20e/0x964 [ 67.836702] [] ? check_preemption_disabled+0x3b/0x200 [ 67.836709] [] irq_exit+0x11c/0x150 [ 67.836717] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.836724] [] apic_timer_interrupt+0x9d/0xb0 [ 67.836736] [ 67.836736] [] ? console_unlock+0x7a3/0xb50 [ 67.836744] [] ? console_unlock+0x7ae/0xb50 [ 67.836752] [] ? vprintk_emit+0x282/0x790 [ 67.836760] [] vprintk_emit+0x448/0x790 [ 67.836768] [] vprintk+0x28/0x30 [ 67.836776] [] vprintk_default+0x1d/0x30 [ 67.836784] [] printk+0xaf/0xd7 [ 67.836792] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 67.836800] [] __oom_reap_task_mm.cold.8+0x112/0x15e [ 67.836808] [] ? task_will_free_mem+0x620/0x620 [ 67.836816] [] oom_reaper+0x155/0x390 [ 67.836823] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.836832] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 67.836841] [] ? __kthread_parkme+0x175/0x240 [ 67.836848] [] kthread+0x26d/0x300 [ 67.836855] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.836862] [] ? kthread_park+0xa0/0xa0 [ 67.836870] [] ? __switch_to_asm+0x34/0x70 [ 67.836877] [] ? kthread_park+0xa0/0xa0 [ 67.836884] [] ? kthread_park+0xa0/0xa0 [ 67.836891] [] ret_from_fork+0x5c/0x70 [ 67.836894] Mem-Info: [ 67.836911] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.836911] active_file:22 inactive_file:29 isolated_file:0 [ 67.836911] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.836911] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.836911] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.836911] free:0 free_pcp:42 free_cma:0 [ 67.836932] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.836951] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.836976] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.837012] 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 99 total pagecache pages [ 67.837045] 0 pages in swap cache [ 67.837049] Swap cache stats: add 0, delete 0, find 0/0 [ 67.837051] Free swap = 0kB [ 67.837053] Total swap = 0kB [ 67.837056] 1965979 pages RAM [ 67.837058] 0 pages HighMem/MovableOnly [ 67.837060] 313617 pages reserved [ 67.837066] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.837072] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 67.837076] node 0: slabs: 558, objs: 6696, free: 0 [ 67.837081] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 67.837100] oom_reaper: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.837106] CPU: 0 PID: 25 Comm: oom_reaper Not tainted 4.9.141+ #1 [ 67.837118] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb ffff8801d9c217c0 [ 67.837128] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 67.837138] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.837140] Call Trace: [ 67.837151] [ 67.837152] [] dump_stack+0xc1/0x128 [ 67.837159] [] warn_alloc.cold.31+0x7f/0x9c [ 67.837167] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.837175] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.837184] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.837193] [] ? kvm_sched_clock_read+0x9/0x20 [ 67.837201] [] ? sched_clock+0x9/0x10 [ 67.837208] [] ? down_trylock+0x50/0x70 [ 67.837217] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.837224] [] ? console_trylock+0x2b/0x150 [ 67.837232] [] ? vprintk_emit+0x272/0x790 [ 67.837241] [] ? format_decode+0x1b1/0x9e0 [ 67.837248] [] ? set_precision+0x170/0x170 [ 67.837256] [] ? vprintk_default+0x1d/0x30 [ 67.837264] [] new_slab+0x367/0x3d0 [ 67.837273] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.837280] [] ? __alloc_skb+0xe6/0x5b0 [ 67.837288] [] ? vprintk_emit+0x2b3/0x790 [ 67.837295] [] ? debug_object_activate+0x32d/0x4e0 [ 67.837303] [] ? console_trylock+0x2b/0x150 [ 67.837311] [] ? check_preemption_disabled+0x3b/0x200 [ 67.837318] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 67.837325] [] ? __alloc_skb+0xe6/0x5b0 [ 67.837334] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.837341] [] ? __alloc_skb+0xe6/0x5b0 [ 67.837349] [] kmem_cache_alloc+0x212/0x2b0 [ 67.837356] [] __alloc_skb+0xe6/0x5b0 [ 67.837364] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.837371] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.837377] [] ? trace_hardirqs_on+0xd/0x10 [ 67.837384] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.837392] [] ndisc_alloc_skb+0x144/0x330 [ 67.837400] [] ndisc_send_rs+0x2ff/0x670 [ 67.837406] [] ? __ipv6_get_lladdr+0x250/0x250 [ 67.837413] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.837420] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.837427] [] ? debug_object_deactivate+0x214/0x340 [ 67.837435] [] ? call_timer_fn+0x18d/0x6e0 [ 67.837442] [] call_timer_fn+0x163/0x6e0 [ 67.837448] [] ? call_timer_fn+0xda/0x6e0 [ 67.837455] [] ? debug_object_deactivate+0x214/0x340 [ 67.837462] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.837469] [] ? process_timeout+0x20/0x20 [ 67.837475] [] ? expire_timers+0x226/0x580 [ 67.837482] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.837489] [] expire_timers+0x234/0x580 [ 67.837496] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.837503] [] run_timer_softirq+0x208/0x5e0 [ 67.837509] [] ? expire_timers+0x580/0x580 [ 67.837517] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 67.837524] [] ? hrtimer_interrupt+0x1d7/0x430 [ 67.837532] [] ? check_preemption_disabled+0x3b/0x200 [ 67.837539] [] __do_softirq+0x20e/0x964 [ 67.837547] [] ? check_preemption_disabled+0x3b/0x200 [ 67.837554] [] irq_exit+0x11c/0x150 [ 67.837562] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.837569] [] apic_timer_interrupt+0x9d/0xb0 [ 67.837579] [ 67.837580] [] ? console_unlock+0x7a3/0xb50 [ 67.837588] [] ? console_unlock+0x7ae/0xb50 [ 67.837595] [] ? vprintk_emit+0x282/0x790 [ 67.837603] [] vprintk_emit+0x448/0x790 [ 67.837611] [] vprintk+0x28/0x30 [ 67.837619] [] vprintk_default+0x1d/0x30 [ 67.837626] [] printk+0xaf/0xd7 [ 67.837634] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 67.837642] [] __oom_reap_task_mm.cold.8+0x112/0x15e [ 67.837650] [] ? task_will_free_mem+0x620/0x620 [ 67.837658] [] oom_reaper+0x155/0x390 [ 67.837665] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.837673] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 67.837681] [] ? __kthread_parkme+0x175/0x240 [ 67.837688] [] kthread+0x26d/0x300 [ 67.837695] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.837702] [] ? kthread_park+0xa0/0xa0 [ 67.837710] [] ? __switch_to_asm+0x34/0x70 [ 67.837717] [] ? kthread_park+0xa0/0xa0 [ 67.837724] [] ? kthread_park+0xa0/0xa0 [ 67.837731] [] ret_from_fork+0x5c/0x70 [ 67.837733] Mem-Info: [ 67.837749] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.837749] active_file:22 inactive_file:29 isolated_file:0 [ 67.837749] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.837749] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.837749] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.837749] free:0 free_pcp:42 free_cma:0 [ 67.837762] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.837778] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.837804] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.837839] 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 99 total pagecache pages [ 67.837871] 0 pages in swap cache [ 67.837875] Swap cache stats: add 0, delete 0, find 0/0 [ 67.837877] Free swap = 0kB [ 67.837879] Total swap = 0kB [ 67.837881] 1965979 pages RAM [ 67.837883] 0 pages HighMem/MovableOnly [ 67.837885] 313617 pages reserved [ 67.837890] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.837896] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 67.837900] node 0: slabs: 558, objs: 6696, free: 0 [ 67.837903] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 67.841981] syz-executor101: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.841988] CPU: 1 PID: 2943 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 67.842002] ffff8801db7075c8 ffffffff81b42e79 1ffff1003b6e0ebb dffffc0000000000 [ 67.842012] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db707710 [ 67.842021] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.842023] Call Trace: [ 67.842038] [ 67.842039] [] dump_stack+0xc1/0x128 [ 67.842053] [] warn_alloc.cold.31+0x7f/0x9c [ 67.842062] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.842070] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.842079] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.842086] [] ? __lock_acquire+0x654/0x4a10 [ 67.842094] [] ? try_to_wake_up+0x58b/0xf80 [ 67.842101] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.842108] [] ? trace_hardirqs_on+0x10/0x10 [ 67.842115] [] ? __lock_acquire+0x654/0x4a10 [ 67.842122] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 67.842132] [] ? _find_next_bit.part.0+0xe0/0x120 [ 67.842139] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 67.842147] [] new_slab+0x367/0x3d0 [ 67.842155] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.842163] [] ? __alloc_skb+0xe6/0x5b0 [ 67.842170] [] ? trace_hardirqs_on+0x10/0x10 [ 67.842178] [] ? check_preemption_disabled+0x3b/0x200 [ 67.842185] [] ? __alloc_skb+0xe6/0x5b0 [ 67.842193] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.842200] [] ? __alloc_skb+0xe6/0x5b0 [ 67.842208] [] kmem_cache_alloc+0x212/0x2b0 [ 67.842214] [] ? mark_held_locks+0xc7/0x130 [ 67.842221] [] __alloc_skb+0xe6/0x5b0 [ 67.842229] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.842236] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.842242] [] ? trace_hardirqs_on+0xd/0x10 [ 67.842250] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.842259] [] ndisc_alloc_skb+0x144/0x330 [ 67.842267] [] ndisc_send_rs+0x2ff/0x670 [ 67.842273] [] ? __ipv6_get_lladdr+0x250/0x250 [ 67.842280] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.842287] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.842294] [] call_timer_fn+0x163/0x6e0 [ 67.842300] [] ? call_timer_fn+0xda/0x6e0 [ 67.842307] [] ? debug_object_deactivate+0x214/0x340 [ 67.842314] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.842320] [] ? process_timeout+0x20/0x20 [ 67.842328] [] ? check_preemption_disabled+0x3b/0x200 [ 67.842335] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 67.842341] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.842348] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 67.842355] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.842361] [] expire_timers+0x234/0x580 [ 67.842368] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.842375] [] run_timer_softirq+0x208/0x5e0 [ 67.842382] [] ? expire_timers+0x580/0x580 [ 67.842389] [] ? check_preemption_disabled+0x3b/0x200 [ 67.842397] [] __do_softirq+0x20e/0x964 [ 67.842404] [] ? check_preemption_disabled+0x3b/0x200 [ 67.842411] [] irq_exit+0x11c/0x150 [ 67.842418] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.842433] [] apic_timer_interrupt+0x9d/0xb0 [ 67.842444] [ 67.842444] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 67.842452] [] debug_check_no_obj_freed+0x2ce/0x890 [ 67.842459] [] ? debug_object_activate+0x4e0/0x4e0 [ 67.842466] [] ? _raw_spin_unlock+0x2c/0x50 [ 67.842472] [] __vunmap+0x130/0x400 [ 67.842479] [] vfree+0x50/0x110 [ 67.842486] [] __vmalloc_node_range+0x423/0x600 [ 67.842494] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.842500] [] vmalloc+0x5b/0x70 [ 67.842507] [] ? xt_alloc_table_info+0xc9/0x100 [ 67.842514] [] xt_alloc_table_info+0xc9/0x100 [ 67.842522] [] do_ip6t_set_ctl+0x235/0x470 [ 67.842530] [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 67.842539] [] ? mutex_unlock+0x9/0x10 [ 67.842547] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 67.842554] [] nf_setsockopt+0x6d/0xc0 [ 67.842561] [] ipv6_setsockopt+0xc8/0x130 [ 67.842569] [] tcp_setsockopt+0x88/0xe0 [ 67.842577] [] sock_common_setsockopt+0x9a/0xe0 [ 67.842584] [] SyS_setsockopt+0x166/0x260 [ 67.842590] [] ? SyS_recv+0x40/0x40 [ 67.842598] [] ? __do_page_fault+0x554/0xa60 [ 67.842606] [] ? do_syscall_64+0x48/0x550 [ 67.842612] [] ? SyS_recv+0x40/0x40 [ 67.842619] [] do_syscall_64+0x19f/0x550 [ 67.842626] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 67.842629] Mem-Info: [ 67.842645] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.842645] active_file:22 inactive_file:29 isolated_file:0 [ 67.842645] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.842645] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.842645] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.842645] free:0 free_pcp:42 free_cma:0 [ 67.842658] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.842682] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.842707] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.842743] 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 99 total pagecache pages [ 67.842775] 0 pages in swap cache [ 67.842779] Swap cache stats: add 0, delete 0, find 0/0 [ 67.842781] Free swap = 0kB [ 67.842782] Total swap = 0kB [ 67.842785] 1965979 pages RAM [ 67.842787] 0 pages HighMem/MovableOnly [ 67.842789] 313617 pages reserved [ 67.842795] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.842800] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 67.842806] node 0: slabs: 558, objs: 6696, free: 0 [ 67.842935] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 67.918161] oom_reaper: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 67.918171] CPU: 0 PID: 25 Comm: oom_reaper Not tainted 4.9.141+ #1 [ 67.918186] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb ffff8801d9c217c0 [ 67.918195] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 67.918204] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 67.918206] Call Trace: [ 67.918223] [ 67.918224] [] dump_stack+0xc1/0x128 [ 67.918233] [] warn_alloc.cold.31+0x7f/0x9c [ 67.918242] [] ? zone_watermark_ok_safe+0x250/0x250 [ 67.918250] [] ? get_page_from_freelist+0x23e/0x1d80 [ 67.918258] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 67.918266] [] ? __lock_acquire+0x654/0x4a10 [ 67.918274] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 67.918283] [] ? console_trylock+0x2b/0x150 [ 67.918290] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 67.918297] [] ? __lock_acquire+0x654/0x4a10 [ 67.918304] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 67.918312] [] ? _find_next_bit.part.0+0xe0/0x120 [ 67.918320] [] new_slab+0x367/0x3d0 [ 67.918327] [] ? cpuacct_charge+0x1db/0x360 [ 67.918335] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 67.918344] [] ? __alloc_skb+0xe6/0x5b0 [ 67.918353] [] ? __enqueue_entity+0x138/0x230 [ 67.918360] [] ? account_entity_enqueue+0x20f/0x370 [ 67.918368] [] ? check_preemption_disabled+0x3b/0x200 [ 67.918375] [] ? __alloc_skb+0xe6/0x5b0 [ 67.918383] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 67.918390] [] ? __alloc_skb+0xe6/0x5b0 [ 67.918397] [] kmem_cache_alloc+0x212/0x2b0 [ 67.918404] [] __alloc_skb+0xe6/0x5b0 [ 67.918411] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 67.918418] [] ? ipv6_get_ifaddr+0x300/0x510 [ 67.918424] [] ? trace_hardirqs_on+0xd/0x10 [ 67.918431] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 67.918440] [] ndisc_alloc_skb+0x144/0x330 [ 67.918447] [] ndisc_send_rs+0x2ff/0x670 [ 67.918453] [] ? __ipv6_get_lladdr+0x250/0x250 [ 67.918460] [] addrconf_rs_timer+0x27e/0x5a0 [ 67.918466] [] ? migrate_swap_stop+0x810/0x810 [ 67.918472] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.918479] [] ? debug_object_deactivate+0x214/0x340 [ 67.918486] [] ? call_timer_fn+0x18d/0x6e0 [ 67.918492] [] call_timer_fn+0x163/0x6e0 [ 67.918498] [] ? call_timer_fn+0xda/0x6e0 [ 67.918505] [] ? debug_object_deactivate+0x214/0x340 [ 67.918511] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.918517] [] ? process_timeout+0x20/0x20 [ 67.918523] [] ? expire_timers+0x226/0x580 [ 67.918529] [] ? ipv6_get_lladdr+0x440/0x440 [ 67.918535] [] expire_timers+0x234/0x580 [ 67.918542] [] ? collect_expired_timers+0x1d5/0x2b0 [ 67.918548] [] run_timer_softirq+0x208/0x5e0 [ 67.918555] [] ? expire_timers+0x580/0x580 [ 67.918563] [] ? tick_program_event+0x103/0x180 [ 67.918570] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 67.918590] [] ? hrtimer_interrupt+0x1d7/0x430 [ 67.918597] [] ? check_preemption_disabled+0x3b/0x200 [ 67.918606] [] __do_softirq+0x20e/0x964 [ 67.918613] [] ? check_preemption_disabled+0x3b/0x200 [ 67.918620] [] irq_exit+0x11c/0x150 [ 67.918627] [] smp_apic_timer_interrupt+0x81/0xb0 [ 67.918634] [] apic_timer_interrupt+0x9d/0xb0 [ 67.918644] [ 67.918645] [] ? console_unlock+0x7a3/0xb50 [ 67.918652] [] ? console_unlock+0x7ae/0xb50 [ 67.918659] [] ? vprintk_emit+0x282/0x790 [ 67.918667] [] vprintk_emit+0x448/0x790 [ 67.918674] [] vprintk+0x28/0x30 [ 67.918682] [] vprintk_default+0x1d/0x30 [ 67.918690] [] printk+0xaf/0xd7 [ 67.918697] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 67.918705] [] __oom_reap_task_mm.cold.8+0x112/0x15e [ 67.918712] [] ? task_will_free_mem+0x620/0x620 [ 67.918720] [] oom_reaper+0x155/0x390 [ 67.918732] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.918739] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 67.918748] [] ? __kthread_parkme+0x175/0x240 [ 67.918755] [] kthread+0x26d/0x300 [ 67.918762] [] ? __oom_reap_task_mm+0x560/0x560 [ 67.918768] [] ? kthread_park+0xa0/0xa0 [ 67.918776] [] ? __switch_to_asm+0x34/0x70 [ 67.918783] [] ? kthread_park+0xa0/0xa0 [ 67.918789] [] ? kthread_park+0xa0/0xa0 [ 67.918795] [] ret_from_fork+0x5c/0x70 [ 67.918798] Mem-Info: [ 67.918815] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 67.918815] active_file:22 inactive_file:29 isolated_file:0 [ 67.918815] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.918815] slab_reclaimable:3870 slab_unreclaimable:58709 [ 67.918815] mapped:24 shmem:48 pagetables:394 bounce:0 [ 67.918815] free:0 free_pcp:42 free_cma:0 [ 67.918827] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 67.918844] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 67.918868] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 67.918904] 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 99 total pagecache pages [ 67.918945] 0 pages in swap cache [ 67.918949] Swap cache stats: add 0, delete 0, find 0/0 [ 67.918952] Free swap = 0kB [ 67.918954] Total swap = 0kB [ 67.918956] 1965979 pages RAM [ 67.918958] 0 pages HighMem/MovableOnly [ 67.918960] 313617 pages reserved [ 67.918966] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 67.918972] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 67.918976] node 0: slabs: 558, objs: 6696, free: 0 [ 67.918981] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.004841] oom_reaper: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 68.004849] CPU: 0 PID: 25 Comm: oom_reaper Not tainted 4.9.141+ #1 [ 68.004865] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb ffff8801d9c217c0 [ 68.004874] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 68.004883] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 68.004885] Call Trace: [ 68.004902] [ 68.004902] [] dump_stack+0xc1/0x128 [ 68.004911] [] warn_alloc.cold.31+0x7f/0x9c [ 68.004920] [] ? zone_watermark_ok_safe+0x250/0x250 [ 68.004935] [] ? get_page_from_freelist+0x23e/0x1d80 [ 68.004943] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 68.004952] [] ? kvm_sched_clock_read+0x9/0x20 [ 68.004959] [] ? trace_hardirqs_on+0x10/0x10 [ 68.004967] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 68.004975] [] ? console_trylock+0x2b/0x150 [ 68.004982] [] ? vprintk_emit+0x272/0x790 [ 68.004989] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 68.004996] [] ? __lock_acquire+0x654/0x4a10 [ 68.005003] [] ? cpuacct_charge+0x1db/0x360 [ 68.005011] [] ? check_preemption_disabled+0x3b/0x200 [ 68.005019] [] new_slab+0x367/0x3d0 [ 68.005026] [] ? cpuacct_charge+0x1db/0x360 [ 68.005033] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 68.005042] [] ? __alloc_skb+0xe6/0x5b0 [ 68.005050] [] ? __enqueue_entity+0x138/0x230 [ 68.005057] [] ? account_entity_enqueue+0x20f/0x370 [ 68.005064] [] ? check_preemption_disabled+0x3b/0x200 [ 68.005071] [] ? __alloc_skb+0xe6/0x5b0 [ 68.005078] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 68.005085] [] ? __alloc_skb+0xe6/0x5b0 [ 68.005092] [] kmem_cache_alloc+0x212/0x2b0 [ 68.005099] [] __alloc_skb+0xe6/0x5b0 [ 68.005106] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 68.005113] [] ? ipv6_get_ifaddr+0x300/0x510 [ 68.005119] [] ? trace_hardirqs_on+0xd/0x10 [ 68.005126] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 68.005135] [] ndisc_alloc_skb+0x144/0x330 [ 68.005142] [] ndisc_send_rs+0x2ff/0x670 [ 68.005148] [] ? __ipv6_get_lladdr+0x250/0x250 [ 68.005154] [] addrconf_rs_timer+0x27e/0x5a0 [ 68.005161] [] ? migrate_swap_stop+0x810/0x810 [ 68.005167] [] ? ipv6_get_lladdr+0x440/0x440 [ 68.005174] [] ? debug_object_deactivate+0x214/0x340 [ 68.005181] [] ? call_timer_fn+0x18d/0x6e0 [ 68.005187] [] call_timer_fn+0x163/0x6e0 [ 68.005193] [] ? call_timer_fn+0xda/0x6e0 [ 68.005199] [] ? debug_object_deactivate+0x214/0x340 [ 68.005205] [] ? ipv6_get_lladdr+0x440/0x440 [ 68.005211] [] ? process_timeout+0x20/0x20 [ 68.005218] [] ? expire_timers+0x226/0x580 [ 68.005224] [] ? ipv6_get_lladdr+0x440/0x440 [ 68.005230] [] expire_timers+0x234/0x580 [ 68.005236] [] ? collect_expired_timers+0x1d5/0x2b0 [ 68.005243] [] run_timer_softirq+0x208/0x5e0 [ 68.005249] [] ? expire_timers+0x580/0x580 [ 68.005257] [] ? tick_setup_hrtimer_broadcast+0x40/0x40 [ 68.005264] [] ? hrtimer_interrupt+0x1d7/0x430 [ 68.005271] [] ? check_preemption_disabled+0x3b/0x200 [ 68.005280] [] __do_softirq+0x20e/0x964 [ 68.005287] [] ? check_preemption_disabled+0x3b/0x200 [ 68.005293] [] irq_exit+0x11c/0x150 [ 68.005300] [] smp_apic_timer_interrupt+0x81/0xb0 [ 68.005307] [] apic_timer_interrupt+0x9d/0xb0 [ 68.005316] [ 68.005317] [] ? console_unlock+0x7a3/0xb50 [ 68.005324] [] ? console_unlock+0x7ae/0xb50 [ 68.005331] [] ? vprintk_emit+0x28a/0x790 [ 68.005338] [] vprintk_emit+0x448/0x790 [ 68.005345] [] vprintk+0x28/0x30 [ 68.005352] [] vprintk_default+0x1d/0x30 [ 68.005360] [] printk+0xaf/0xd7 [ 68.005367] [] ? log_wakeup_reason.cold.1+0x13f/0x13f [ 68.005374] [] __oom_reap_task_mm.cold.8+0x112/0x15e [ 68.005381] [] ? task_will_free_mem+0x620/0x620 [ 68.005388] [] oom_reaper+0x155/0x390 [ 68.005395] [] ? __oom_reap_task_mm+0x560/0x560 [ 68.005402] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 68.005411] [] ? __kthread_parkme+0x175/0x240 [ 68.005418] [] kthread+0x26d/0x300 [ 68.005424] [] ? __oom_reap_task_mm+0x560/0x560 [ 68.005430] [] ? kthread_park+0xa0/0xa0 [ 68.005437] [] ? __switch_to_asm+0x34/0x70 [ 68.005443] [] ? kthread_park+0xa0/0xa0 [ 68.005450] [] ? kthread_park+0xa0/0xa0 [ 68.005456] [] ret_from_fork+0x5c/0x70 [ 68.005459] Mem-Info: [ 68.005475] active_anon:3743 inactive_anon:41 isolated_anon:0 [ 68.005475] active_file:22 inactive_file:29 isolated_file:0 [ 68.005475] unevictable:0 dirty:0 writeback:0 unstable:0 [ 68.005475] slab_reclaimable:3870 slab_unreclaimable:58709 [ 68.005475] mapped:24 shmem:48 pagetables:394 bounce:0 [ 68.005475] free:0 free_pcp:42 free_cma:0 [ 68.005488] Node 0 active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:67 all_unreclaimable? yes [ 68.005505] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 68.005529] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:14972kB inactive_anon:164kB active_file:88kB inactive_file:116kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15480kB slab_unreclaimable:234836kB kernel_stack:3904kB pagetables:1576kB bounce:0kB free_pcp:168kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 68.005563] 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 99 total pagecache pages [ 68.005594] 0 pages in swap cache [ 68.005598] Swap cache stats: add 0, delete 0, find 0/0 [ 68.005600] Free swap = 0kB [ 68.005602] Total swap = 0kB [ 68.005604] 1965979 pages RAM [ 68.005606] 0 pages HighMem/MovableOnly [ 68.005608] 313617 pages reserved [ 68.005614] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 68.005619] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 68.005624] node 0: slabs: 558, objs: 6696, free: 0 [ 68.005628] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.072000] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 68.072007] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 68.072012] node 0: slabs: 558, objs: 6696, free: 0 [ 68.072018] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.072040] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 68.072045] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 68.072050] node 0: slabs: 558, objs: 6696, free: 0 [ 68.072053] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.072071] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.081986] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.082004] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.777807] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 68.777807] to free 128kB on behalf of 'syz-executor101' (2941) because [ 68.777807] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 68.777807] Free memory is -37504kB above reserved [ 69.788602] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 69.788602] to free 128kB on behalf of 'syz-executor101' (2996) because [ 69.788602] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 69.788602] Free memory is -37504kB above reserved [ 70.792002] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 70.792002] to free 104kB on behalf of 'syz-executor101' (2978) because [ 70.792002] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 70.792002] Free memory is -31928kB above reserved [ 71.802069] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 71.802069] to free 104kB on behalf of 'syz-executor101' (2982) because [ 71.802069] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 71.802069] Free memory is -8804kB above reserved [ 72.812194] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 72.812194] to free 104kB on behalf of 'init' (1) because [ 72.812194] cache 388kB is below limit 6144kB for oom_score_adj 0 [ 72.812194] Free memory is -13264kB above reserved [ 72.812206] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 72.812206] to free 104kB on behalf of 'kswapd0' (33) because [ 72.812206] cache 388kB is below limit 6144kB for oom_score_adj 0 [ 72.812206] Free memory is -10408kB above reserved [ 73.822099] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 73.822099] to free 104kB on behalf of 'init' (1) because [ 73.822099] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 73.822099] Free memory is -13340kB above reserved [ 73.822111] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 73.822111] to free 104kB on behalf of 'syz-executor101' (2079) because [ 73.822111] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 73.822111] Free memory is -13340kB above reserved [ 74.832055] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 74.832055] to free 104kB on behalf of 'syz-executor101' (2978) because [ 74.832055] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 74.832055] Free memory is -13308kB above reserved [ 74.832067] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 74.832067] to free 104kB on behalf of 'syz-executor101' (2985) because [ 74.832067] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 74.832067] Free memory is -13308kB above reserved [ 75.847815] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 75.847815] to free 104kB on behalf of 'init' (1) because [ 75.847815] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 75.847815] Free memory is -13308kB above reserved [ 76.852040] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 76.852040] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 76.852040] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 76.852040] Free memory is -13316kB above reserved [ 76.852059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 76.852059] to free 104kB on behalf of 'syz-executor101' (2957) because [ 76.852059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 76.852059] Free memory is -13316kB above reserved [ 77.862064] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 77.862064] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 77.862064] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 77.862064] Free memory is -13324kB above reserved [ 77.862076] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 77.862076] to free 104kB on behalf of 'init' (1) because [ 77.862076] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 77.862076] Free memory is -13324kB above reserved [ 78.875821] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 78.875821] to free 104kB on behalf of 'syz-executor101' (2997) because [ 78.875821] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 78.875821] Free memory is -13324kB above reserved [ 79.882113] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 79.882113] to free 104kB on behalf of 'syz-executor101' (2982) because [ 79.882113] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 79.882113] Free memory is -13324kB above reserved [ 79.882126] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 79.882126] to free 104kB on behalf of 'syz-executor101' (2079) because [ 79.882126] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 79.882126] Free memory is -13324kB above reserved [ 80.892066] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 80.892066] to free 104kB on behalf of 'syz-executor101' (2957) because [ 80.892066] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 80.892066] Free memory is -13324kB above reserved [ 81.902044] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 81.902044] to free 104kB on behalf of 'init' (1) because [ 81.902044] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 81.902044] Free memory is -13324kB above reserved [ 81.902056] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 81.902056] to free 104kB on behalf of 'syz-executor101' (2996) because [ 81.902056] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 81.902056] Free memory is -13324kB above reserved [ 82.912063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 82.912063] to free 104kB on behalf of 'syz-executor101' (2997) because [ 82.912063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 82.912063] Free memory is -13324kB above reserved [ 82.912075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 82.912075] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 82.912075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 82.912075] Free memory is -13324kB above reserved [ 83.124693] warn_alloc: 7 callbacks suppressed [ 83.124712] rs:main Q:Reg: page allocation stalls for 10040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 83.124722] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 83.124739] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 83.124749] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 83.124759] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 83.124761] Call Trace: [ 83.124777] [] dump_stack+0xc1/0x128 [ 83.124787] [] warn_alloc.cold.31+0x7f/0x9c [ 83.124798] [] ? zone_watermark_ok_safe+0x250/0x250 [ 83.124806] [] ? shrink_node+0x740/0x740 [ 83.124815] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 83.124824] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 83.124833] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 83.124843] [] ? check_preemption_disabled+0x3b/0x200 [ 83.124851] [] ? find_get_entry+0x11a/0x570 [ 83.124858] [] ? find_get_entry+0x141/0x570 [ 83.124866] [] ? page_cache_prev_hole+0x80/0x80 [ 83.124874] [] ? autoremove_wake_function+0x40/0x40 [ 83.124882] [] ? pagecache_get_page+0x131/0x710 [ 83.124890] [] filemap_fault+0xaf1/0x1110 [ 83.124899] [] ext4_filemap_fault+0x71/0xa0 [ 83.124906] [] __do_fault+0x223/0x500 [ 83.124912] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 83.124921] [] ? handle_mm_fault+0x1d4f/0x2350 [ 83.124928] [] handle_mm_fault+0x1326/0x2350 [ 83.124936] [] ? vm_insert_page+0x6f0/0x6f0 [ 83.124945] [] ? selinux_file_permission+0x82/0x470 [ 83.124953] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 83.124962] [] __do_page_fault+0x403/0xa60 [ 83.124970] [] ? bad_area_access_error+0x3a0/0x3a0 [ 83.124981] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 83.124988] [] do_page_fault+0x27/0x30 [ 83.124996] [] page_fault+0x25/0x30 [ 83.124999] Mem-Info: [ 83.125018] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 83.125018] active_file:25 inactive_file:34 isolated_file:0 [ 83.125018] unevictable:0 dirty:0 writeback:0 unstable:0 [ 83.125018] slab_reclaimable:3856 slab_unreclaimable:57905 [ 83.125018] mapped:40 shmem:48 pagetables:312 bounce:0 [ 83.125018] free:6045 free_pcp:433 free_cma:0 [ 83.125032] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 83.125052] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 83.125079] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231588kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:828kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 83.125139] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 83.125183] 0 pages in swap cache [ 83.125187] Swap cache stats: add 0, delete 0, find 0/0 [ 83.125189] Free swap = 0kB [ 83.125191] Total swap = 0kB [ 83.125193] 1965979 pages RAM [ 83.125195] 0 pages HighMem/MovableOnly [ 83.125197] 313617 pages reserved [ 83.202513] init: page allocation stalls for 10010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 83.202524] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 83.202546] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 83.202557] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 83.202568] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 83.202570] Call Trace: [ 83.202594] [] dump_stack+0xc1/0x128 [ 83.202605] [] warn_alloc.cold.31+0x7f/0x9c [ 83.202617] [] ? zone_watermark_ok_safe+0x250/0x250 [ 83.202629] [] ? shrink_node+0x740/0x740 [ 83.202639] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 83.202649] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 83.202658] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 83.202669] [] ? check_preemption_disabled+0x3b/0x200 [ 83.202677] [] ? find_get_entry+0x11a/0x570 [ 83.202685] [] ? find_get_entry+0x141/0x570 [ 83.202692] [] ? page_cache_prev_hole+0x80/0x80 [ 83.202701] [] ? pagecache_get_page+0x131/0x710 [ 83.202709] [] filemap_fault+0xaf1/0x1110 [ 83.202719] [] ext4_filemap_fault+0x71/0xa0 [ 83.202727] [] __do_fault+0x223/0x500 [ 83.202734] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 83.202743] [] ? handle_mm_fault+0x1d4f/0x2350 [ 83.202751] [] handle_mm_fault+0x1326/0x2350 [ 83.202759] [] ? vm_insert_page+0x6f0/0x6f0 [ 83.202770] [] __do_page_fault+0x403/0xa60 [ 83.202779] [] ? bad_area_access_error+0x3a0/0x3a0 [ 83.202790] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 83.202798] [] do_page_fault+0x27/0x30 [ 83.202807] [] page_fault+0x25/0x30 [ 83.202811] Mem-Info: [ 83.202832] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 83.202832] active_file:25 inactive_file:34 isolated_file:0 [ 83.202832] unevictable:0 dirty:0 writeback:0 unstable:0 [ 83.202832] slab_reclaimable:3856 slab_unreclaimable:57905 [ 83.202832] mapped:40 shmem:48 pagetables:312 bounce:0 [ 83.202832] free:6045 free_pcp:433 free_cma:0 [ 83.202848] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 83.202869] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 83.202898] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231588kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:828kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 83.202971] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 83.203029] 0 pages in swap cache [ 83.203033] Swap cache stats: add 0, delete 0, find 0/0 [ 83.203036] Free swap = 0kB [ 83.203038] Total swap = 0kB [ 83.203041] 1965979 pages RAM [ 83.203043] 0 pages HighMem/MovableOnly [ 83.203045] 313617 pages reserved [ 83.454836] syz-executor101: page allocation stalls for 10080ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 83.454846] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 83.454865] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 83.454876] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 83.454887] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 83.454889] Call Trace: [ 83.454907] [] dump_stack+0xc1/0x128 [ 83.454918] [] warn_alloc.cold.31+0x7f/0x9c [ 83.454927] [] ? zone_watermark_ok_safe+0x250/0x250 [ 83.454938] [] ? shrink_node+0x740/0x740 [ 83.454947] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 83.454961] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 83.454970] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 83.454980] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 83.454988] [] ? find_get_entry+0x11a/0x570 [ 83.454996] [] ? find_get_entry+0x141/0x570 [ 83.455003] [] ? page_cache_prev_hole+0x80/0x80 [ 83.455011] [] ? pagecache_get_page+0x131/0x710 [ 83.455019] [] filemap_fault+0xaf1/0x1110 [ 83.455029] [] ext4_filemap_fault+0x71/0xa0 [ 83.455037] [] __do_fault+0x223/0x500 [ 83.455045] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 83.455054] [] ? generic_file_readonly_mmap+0x190/0x190 [ 83.455062] [] handle_mm_fault+0x1326/0x2350 [ 83.455070] [] ? vm_insert_page+0x6f0/0x6f0 [ 83.455081] [] __do_page_fault+0x403/0xa60 [ 83.455090] [] ? bad_area_access_error+0x3a0/0x3a0 [ 83.455101] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 83.455108] [] do_page_fault+0x27/0x30 [ 83.455117] [] page_fault+0x25/0x30 [ 83.455121] Mem-Info: [ 83.455141] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 83.455141] active_file:25 inactive_file:34 isolated_file:0 [ 83.455141] unevictable:0 dirty:0 writeback:0 unstable:0 [ 83.455141] slab_reclaimable:3856 slab_unreclaimable:57905 [ 83.455141] mapped:40 shmem:48 pagetables:312 bounce:0 [ 83.455141] free:6045 free_pcp:433 free_cma:0 [ 83.455155] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 83.455176] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 83.455204] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231588kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:828kB local_pcp:116kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 83.455268] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 83.455317] 0 pages in swap cache [ 83.455322] Swap cache stats: add 0, delete 0, find 0/0 [ 83.455324] Free swap = 0kB [ 83.455327] Total swap = 0kB [ 83.455329] 1965979 pages RAM [ 83.455332] 0 pages HighMem/MovableOnly [ 83.455334] 313617 pages reserved [ 83.922018] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 83.922018] to free 104kB on behalf of 'syz-executor101' (2978) because [ 83.922018] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 83.922018] Free memory is -13324kB above reserved [ 84.932087] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 84.932087] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 84.932087] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 84.932087] Free memory is -13324kB above reserved [ 84.932099] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 84.932099] to free 104kB on behalf of 'syz-executor101' (2957) because [ 84.932099] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 84.932099] Free memory is -13324kB above reserved [ 85.942036] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 85.942036] to free 104kB on behalf of 'syz-executor101' (2997) because [ 85.942036] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 85.942036] Free memory is -13324kB above reserved [ 85.942048] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 85.942048] to free 104kB on behalf of 'init' (1) because [ 85.942048] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 85.942048] Free memory is -13324kB above reserved [ 86.952063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 86.952063] to free 104kB on behalf of 'syz-executor101' (2997) because [ 86.952063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 86.952063] Free memory is -13324kB above reserved [ 87.962010] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 87.962010] to free 104kB on behalf of 'syz-executor101' (2957) because [ 87.962010] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 87.962010] Free memory is -13324kB above reserved [ 88.972043] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 88.972043] to free 104kB on behalf of 'syz-executor101' (2941) because [ 88.972043] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 88.972043] Free memory is -13324kB above reserved [ 88.972067] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 88.972067] to free 104kB on behalf of 'syz-executor101' (2978) because [ 88.972067] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 88.972067] Free memory is -13324kB above reserved [ 89.982087] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 89.982087] to free 104kB on behalf of 'syz-executor101' (2079) because [ 89.982087] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 89.982087] Free memory is -13324kB above reserved [ 89.982099] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 89.982099] to free 104kB on behalf of 'syz-executor101' (2982) because [ 89.982099] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 89.982099] Free memory is -13324kB above reserved [ 90.992036] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 90.992036] to free 104kB on behalf of 'syz-executor101' (2985) because [ 90.992036] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 90.992036] Free memory is -13324kB above reserved [ 92.002070] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 92.002070] to free 104kB on behalf of 'syz-executor101' (2985) because [ 92.002070] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 92.002070] Free memory is -13324kB above reserved [ 93.012050] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 93.012050] to free 104kB on behalf of 'syz-executor101' (2978) because [ 93.012050] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 93.012050] Free memory is -13324kB above reserved [ 93.012062] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 93.012062] to free 104kB on behalf of 'syz-executor101' (2997) because [ 93.012062] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 93.012062] Free memory is -13324kB above reserved [ 93.105747] rs:main Q:Reg: page allocation stalls for 20020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 93.105756] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 93.105774] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 93.105785] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 93.105796] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 93.105798] Call Trace: [ 93.105815] [] dump_stack+0xc1/0x128 [ 93.105825] [] warn_alloc.cold.31+0x7f/0x9c [ 93.105835] [] ? zone_watermark_ok_safe+0x250/0x250 [ 93.105844] [] ? shrink_node+0x740/0x740 [ 93.105854] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 93.105862] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 93.105871] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 93.105881] [] ? check_preemption_disabled+0x3b/0x200 [ 93.105889] [] ? find_get_entry+0x11a/0x570 [ 93.105896] [] ? find_get_entry+0x141/0x570 [ 93.105904] [] ? page_cache_prev_hole+0x80/0x80 [ 93.105913] [] ? autoremove_wake_function+0x40/0x40 [ 93.105920] [] ? pagecache_get_page+0x131/0x710 [ 93.105928] [] filemap_fault+0xaf1/0x1110 [ 93.105937] [] ext4_filemap_fault+0x71/0xa0 [ 93.105944] [] __do_fault+0x223/0x500 [ 93.105952] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 93.105959] [] ? handle_mm_fault+0x1d4f/0x2350 [ 93.105967] [] handle_mm_fault+0x1326/0x2350 [ 93.105975] [] ? vm_insert_page+0x6f0/0x6f0 [ 93.105984] [] ? selinux_file_permission+0x82/0x470 [ 93.105991] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 93.106001] [] __do_page_fault+0x403/0xa60 [ 93.106009] [] ? bad_area_access_error+0x3a0/0x3a0 [ 93.106019] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.106027] [] do_page_fault+0x27/0x30 [ 93.106036] [] page_fault+0x25/0x30 [ 93.106039] Mem-Info: [ 93.106058] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 93.106058] active_file:25 inactive_file:34 isolated_file:0 [ 93.106058] unevictable:0 dirty:0 writeback:0 unstable:0 [ 93.106058] slab_reclaimable:3856 slab_unreclaimable:57906 [ 93.106058] mapped:40 shmem:48 pagetables:312 bounce:0 [ 93.106058] free:6045 free_pcp:431 free_cma:0 [ 93.106072] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 93.106092] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 93.106121] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231592kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:820kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 93.106191] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 93.106238] 0 pages in swap cache [ 93.106243] Swap cache stats: add 0, delete 0, find 0/0 [ 93.106245] Free swap = 0kB [ 93.106247] Total swap = 0kB [ 93.106251] 1965979 pages RAM [ 93.106253] 0 pages HighMem/MovableOnly [ 93.106255] 313617 pages reserved [ 93.214349] init: page allocation stalls for 20010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 93.214359] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 93.214375] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 93.214386] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 93.214396] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 93.214398] Call Trace: [ 93.214414] [] dump_stack+0xc1/0x128 [ 93.214431] [] warn_alloc.cold.31+0x7f/0x9c [ 93.214440] [] ? zone_watermark_ok_safe+0x250/0x250 [ 93.214449] [] ? shrink_node+0x740/0x740 [ 93.214460] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 93.214468] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 93.214477] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 93.214486] [] ? check_preemption_disabled+0x3b/0x200 [ 93.214493] [] ? find_get_entry+0x11a/0x570 [ 93.214500] [] ? find_get_entry+0x141/0x570 [ 93.214507] [] ? page_cache_prev_hole+0x80/0x80 [ 93.214515] [] ? pagecache_get_page+0x131/0x710 [ 93.214522] [] filemap_fault+0xaf1/0x1110 [ 93.214531] [] ext4_filemap_fault+0x71/0xa0 [ 93.214537] [] __do_fault+0x223/0x500 [ 93.214544] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 93.214552] [] ? handle_mm_fault+0x1d4f/0x2350 [ 93.214559] [] handle_mm_fault+0x1326/0x2350 [ 93.214567] [] ? vm_insert_page+0x6f0/0x6f0 [ 93.214576] [] __do_page_fault+0x403/0xa60 [ 93.214584] [] ? bad_area_access_error+0x3a0/0x3a0 [ 93.214594] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.214601] [] do_page_fault+0x27/0x30 [ 93.214619] [] page_fault+0x25/0x30 [ 93.214623] Mem-Info: [ 93.214641] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 93.214641] active_file:25 inactive_file:34 isolated_file:0 [ 93.214641] unevictable:0 dirty:0 writeback:0 unstable:0 [ 93.214641] slab_reclaimable:3856 slab_unreclaimable:57906 [ 93.214641] mapped:40 shmem:48 pagetables:312 bounce:0 [ 93.214641] free:6045 free_pcp:431 free_cma:0 [ 93.214654] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 93.214673] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 93.214698] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231592kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:820kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 93.214751] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 93.214796] 0 pages in swap cache [ 93.214801] Swap cache stats: add 0, delete 0, find 0/0 [ 93.214803] Free swap = 0kB [ 93.214805] Total swap = 0kB [ 93.214808] 1965979 pages RAM [ 93.214810] 0 pages HighMem/MovableOnly [ 93.214812] 313617 pages reserved [ 93.433493] syz-executor101: page allocation stalls for 20060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 93.433503] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 93.433520] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 93.433531] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 93.433542] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 93.433544] Call Trace: [ 93.433561] [] dump_stack+0xc1/0x128 [ 93.433572] [] warn_alloc.cold.31+0x7f/0x9c [ 93.433582] [] ? zone_watermark_ok_safe+0x250/0x250 [ 93.433591] [] ? shrink_node+0x740/0x740 [ 93.433600] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 93.433609] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 93.433618] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 93.433626] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 93.433634] [] ? find_get_entry+0x11a/0x570 [ 93.433642] [] ? find_get_entry+0x141/0x570 [ 93.433649] [] ? page_cache_prev_hole+0x80/0x80 [ 93.433657] [] ? pagecache_get_page+0x131/0x710 [ 93.433665] [] filemap_fault+0xaf1/0x1110 [ 93.433675] [] ext4_filemap_fault+0x71/0xa0 [ 93.433683] [] __do_fault+0x223/0x500 [ 93.433690] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 93.433699] [] ? generic_file_readonly_mmap+0x190/0x190 [ 93.433707] [] handle_mm_fault+0x1326/0x2350 [ 93.433714] [] ? vm_insert_page+0x6f0/0x6f0 [ 93.433725] [] __do_page_fault+0x403/0xa60 [ 93.433733] [] ? bad_area_access_error+0x3a0/0x3a0 [ 93.433743] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 93.433750] [] do_page_fault+0x27/0x30 [ 93.433759] [] page_fault+0x25/0x30 [ 93.433763] Mem-Info: [ 93.433782] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 93.433782] active_file:25 inactive_file:34 isolated_file:0 [ 93.433782] unevictable:0 dirty:0 writeback:0 unstable:0 [ 93.433782] slab_reclaimable:3856 slab_unreclaimable:57909 [ 93.433782] mapped:40 shmem:48 pagetables:312 bounce:0 [ 93.433782] free:6043 free_pcp:431 free_cma:0 [ 93.433796] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 93.433817] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 93.433845] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231604kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:820kB local_pcp:708kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 93.433906] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 93.433962] 0 pages in swap cache [ 93.433967] Swap cache stats: add 0, delete 0, find 0/0 [ 93.433969] Free swap = 0kB [ 93.433971] Total swap = 0kB [ 93.433974] 1965979 pages RAM [ 93.433976] 0 pages HighMem/MovableOnly [ 93.433979] 313617 pages reserved [ 94.022019] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 94.022019] to free 104kB on behalf of 'syz-executor101' (2957) because [ 94.022019] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 94.022019] Free memory is -13332kB above reserved [ 95.032092] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 95.032092] to free 104kB on behalf of 'syz-executor101' (2941) because [ 95.032092] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 95.032092] Free memory is -13332kB above reserved [ 95.032104] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 95.032104] to free 104kB on behalf of 'syz-executor101' (2957) because [ 95.032104] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 95.032104] Free memory is -13332kB above reserved [ 96.042075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 96.042075] to free 104kB on behalf of 'syz-executor101' (2985) because [ 96.042075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 96.042075] Free memory is -13332kB above reserved [ 97.052150] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 97.052150] to free 104kB on behalf of 'syz-executor101' (2982) because [ 97.052150] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 97.052150] Free memory is -13332kB above reserved [ 98.062081] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 98.062081] to free 104kB on behalf of 'init' (1) because [ 98.062081] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 98.062081] Free memory is -13332kB above reserved [ 98.062094] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 98.062094] to free 104kB on behalf of 'syz-executor101' (2957) because [ 98.062094] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 98.062094] Free memory is -13332kB above reserved [ 98.573467] cron: page allocation stalls for 10060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 98.573477] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 98.573494] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 98.573504] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 98.573515] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 98.573517] Call Trace: [ 98.573533] [] dump_stack+0xc1/0x128 [ 98.573543] [] warn_alloc.cold.31+0x7f/0x9c [ 98.573554] [] ? zone_watermark_ok_safe+0x250/0x250 [ 98.573563] [] ? shrink_node+0x740/0x740 [ 98.573572] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 98.573581] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 98.573590] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 98.573599] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 98.573606] [] ? find_get_entry+0x11a/0x570 [ 98.573614] [] ? find_get_entry+0x141/0x570 [ 98.573621] [] ? page_cache_prev_hole+0x80/0x80 [ 98.573629] [] ? pagecache_get_page+0x131/0x710 [ 98.573637] [] filemap_fault+0xaf1/0x1110 [ 98.573646] [] ext4_filemap_fault+0x71/0xa0 [ 98.573654] [] __do_fault+0x223/0x500 [ 98.573661] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 98.573670] [] ? generic_file_readonly_mmap+0x190/0x190 [ 98.573677] [] handle_mm_fault+0x1326/0x2350 [ 98.573685] [] ? vm_insert_page+0x6f0/0x6f0 [ 98.573694] [] ? hrtimer_nanosleep+0x38c/0x550 [ 98.573701] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 98.573711] [] __do_page_fault+0x403/0xa60 [ 98.573720] [] ? bad_area_access_error+0x3a0/0x3a0 [ 98.573730] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 98.573737] [] do_page_fault+0x27/0x30 [ 98.573746] [] page_fault+0x25/0x30 [ 98.573750] Mem-Info: [ 98.573768] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 98.573768] active_file:25 inactive_file:34 isolated_file:0 [ 98.573768] unevictable:0 dirty:0 writeback:0 unstable:0 [ 98.573768] slab_reclaimable:3856 slab_unreclaimable:57911 [ 98.573768] mapped:40 shmem:48 pagetables:312 bounce:0 [ 98.573768] free:6043 free_pcp:429 free_cma:0 [ 98.573782] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 98.573802] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 98.573831] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:700kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 98.573892] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 98.573947] 0 pages in swap cache [ 98.573952] Swap cache stats: add 0, delete 0, find 0/0 [ 98.573954] Free swap = 0kB [ 98.573956] Total swap = 0kB [ 98.573959] 1965979 pages RAM [ 98.573961] 0 pages HighMem/MovableOnly [ 98.573963] 313617 pages reserved [ 99.072072] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 99.072072] to free 104kB on behalf of 'syz-executor101' (2985) because [ 99.072072] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 99.072072] Free memory is -13332kB above reserved [ 99.072087] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 99.072087] to free 104kB on behalf of 'syz-executor101' (2957) because [ 99.072087] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 99.072087] Free memory is -13332kB above reserved [ 100.082063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 100.082063] to free 104kB on behalf of 'init' (1) because [ 100.082063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 100.082063] Free memory is -13332kB above reserved [ 100.082075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 100.082075] to free 104kB on behalf of 'syz-executor101' (2985) because [ 100.082075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 100.082075] Free memory is -13332kB above reserved [ 101.092029] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 101.092029] to free 104kB on behalf of 'syz-executor101' (2996) because [ 101.092029] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 101.092029] Free memory is -13332kB above reserved [ 102.102044] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 102.102044] to free 104kB on behalf of 'init' (1) because [ 102.102044] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 102.102044] Free memory is -13332kB above reserved [ 102.102057] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 102.102057] to free 104kB on behalf of 'syz-executor101' (2941) because [ 102.102057] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 102.102057] Free memory is -13332kB above reserved [ 103.112091] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 103.112091] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 103.112091] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 103.112091] Free memory is -13332kB above reserved [ 103.112103] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 103.112103] to free 104kB on behalf of 'syz-executor101' (2996) because [ 103.112103] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 103.112103] Free memory is -13332kB above reserved [ 103.112348] rs:main Q:Reg: page allocation stalls for 30030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 103.112357] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 103.112375] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 103.112387] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 103.112397] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 103.112399] Call Trace: [ 103.112424] [] dump_stack+0xc1/0x128 [ 103.112435] [] warn_alloc.cold.31+0x7f/0x9c [ 103.112445] [] ? zone_watermark_ok_safe+0x250/0x250 [ 103.112455] [] ? shrink_node+0x740/0x740 [ 103.112464] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 103.112473] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 103.112482] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 103.112492] [] ? check_preemption_disabled+0x3b/0x200 [ 103.112500] [] ? find_get_entry+0x11a/0x570 [ 103.112508] [] ? find_get_entry+0x141/0x570 [ 103.112515] [] ? page_cache_prev_hole+0x80/0x80 [ 103.112524] [] ? autoremove_wake_function+0x40/0x40 [ 103.112532] [] ? pagecache_get_page+0x131/0x710 [ 103.112540] [] filemap_fault+0xaf1/0x1110 [ 103.112550] [] ext4_filemap_fault+0x71/0xa0 [ 103.112557] [] __do_fault+0x223/0x500 [ 103.112565] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 103.112573] [] ? handle_mm_fault+0x1d4f/0x2350 [ 103.112581] [] handle_mm_fault+0x1326/0x2350 [ 103.112589] [] ? vm_insert_page+0x6f0/0x6f0 [ 103.112598] [] ? selinux_file_permission+0x82/0x470 [ 103.112606] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 103.112616] [] __do_page_fault+0x403/0xa60 [ 103.112624] [] ? bad_area_access_error+0x3a0/0x3a0 [ 103.112634] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.112641] [] do_page_fault+0x27/0x30 [ 103.112650] [] page_fault+0x25/0x30 [ 103.112654] Mem-Info: [ 103.112673] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 103.112673] active_file:25 inactive_file:34 isolated_file:0 [ 103.112673] unevictable:0 dirty:0 writeback:0 unstable:0 [ 103.112673] slab_reclaimable:3856 slab_unreclaimable:57911 [ 103.112673] mapped:40 shmem:48 pagetables:312 bounce:0 [ 103.112673] free:6043 free_pcp:429 free_cma:0 [ 103.112687] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 103.112716] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 103.112751] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 103.112819] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 103.112873] 0 pages in swap cache [ 103.112878] Swap cache stats: add 0, delete 0, find 0/0 [ 103.112880] Free swap = 0kB [ 103.112883] Total swap = 0kB [ 103.112885] 1965979 pages RAM [ 103.112887] 0 pages HighMem/MovableOnly [ 103.112889] 313617 pages reserved [ 103.253223] init: page allocation stalls for 30060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 103.253232] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 103.253249] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 103.253260] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 103.253271] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 103.253273] Call Trace: [ 103.253289] [] dump_stack+0xc1/0x128 [ 103.253300] [] warn_alloc.cold.31+0x7f/0x9c [ 103.253309] [] ? zone_watermark_ok_safe+0x250/0x250 [ 103.253318] [] ? shrink_node+0x740/0x740 [ 103.253328] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 103.253336] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 103.253346] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 103.253355] [] ? check_preemption_disabled+0x3b/0x200 [ 103.253363] [] ? find_get_entry+0x11a/0x570 [ 103.253370] [] ? find_get_entry+0x141/0x570 [ 103.253378] [] ? page_cache_prev_hole+0x80/0x80 [ 103.253385] [] ? pagecache_get_page+0x131/0x710 [ 103.253394] [] filemap_fault+0xaf1/0x1110 [ 103.253403] [] ext4_filemap_fault+0x71/0xa0 [ 103.253411] [] __do_fault+0x223/0x500 [ 103.253417] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 103.253430] [] ? handle_mm_fault+0x1d4f/0x2350 [ 103.253437] [] handle_mm_fault+0x1326/0x2350 [ 103.253445] [] ? vm_insert_page+0x6f0/0x6f0 [ 103.253455] [] __do_page_fault+0x403/0xa60 [ 103.253464] [] ? bad_area_access_error+0x3a0/0x3a0 [ 103.253474] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.253482] [] do_page_fault+0x27/0x30 [ 103.253490] [] page_fault+0x25/0x30 [ 103.253494] Mem-Info: [ 103.253512] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 103.253512] active_file:25 inactive_file:34 isolated_file:0 [ 103.253512] unevictable:0 dirty:0 writeback:0 unstable:0 [ 103.253512] slab_reclaimable:3856 slab_unreclaimable:57911 [ 103.253512] mapped:40 shmem:48 pagetables:312 bounce:0 [ 103.253512] free:6043 free_pcp:429 free_cma:0 [ 103.253526] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 103.253546] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 103.253573] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:700kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 103.253634] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 103.253681] 0 pages in swap cache [ 103.253686] Swap cache stats: add 0, delete 0, find 0/0 [ 103.253688] Free swap = 0kB [ 103.253690] Total swap = 0kB [ 103.253693] 1965979 pages RAM [ 103.253695] 0 pages HighMem/MovableOnly [ 103.253697] 313617 pages reserved [ 103.402173] syz-executor101: page allocation stalls for 30030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 103.402183] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 103.402200] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 103.402211] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 103.402222] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 103.402224] Call Trace: [ 103.402240] [] dump_stack+0xc1/0x128 [ 103.402249] [] warn_alloc.cold.31+0x7f/0x9c [ 103.402260] [] ? zone_watermark_ok_safe+0x250/0x250 [ 103.402269] [] ? shrink_node+0x740/0x740 [ 103.402279] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 103.402288] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 103.402297] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 103.402306] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 103.402314] [] ? find_get_entry+0x11a/0x570 [ 103.402321] [] ? find_get_entry+0x141/0x570 [ 103.402329] [] ? page_cache_prev_hole+0x80/0x80 [ 103.402337] [] ? pagecache_get_page+0x131/0x710 [ 103.402345] [] filemap_fault+0xaf1/0x1110 [ 103.402354] [] ext4_filemap_fault+0x71/0xa0 [ 103.402361] [] __do_fault+0x223/0x500 [ 103.402369] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 103.402377] [] ? generic_file_readonly_mmap+0x190/0x190 [ 103.402385] [] handle_mm_fault+0x1326/0x2350 [ 103.402393] [] ? vm_insert_page+0x6f0/0x6f0 [ 103.402403] [] __do_page_fault+0x403/0xa60 [ 103.402411] [] ? bad_area_access_error+0x3a0/0x3a0 [ 103.402429] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 103.402437] [] do_page_fault+0x27/0x30 [ 103.402445] [] page_fault+0x25/0x30 [ 103.402449] Mem-Info: [ 103.402467] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 103.402467] active_file:25 inactive_file:34 isolated_file:0 [ 103.402467] unevictable:0 dirty:0 writeback:0 unstable:0 [ 103.402467] slab_reclaimable:3856 slab_unreclaimable:57911 [ 103.402467] mapped:40 shmem:48 pagetables:312 bounce:0 [ 103.402467] free:6043 free_pcp:429 free_cma:0 [ 103.402481] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 103.402501] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 103.402530] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 103.402592] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 103.402639] 0 pages in swap cache [ 103.402644] Swap cache stats: add 0, delete 0, find 0/0 [ 103.402646] Free swap = 0kB [ 103.402648] Total swap = 0kB [ 103.402651] 1965979 pages RAM [ 103.402653] 0 pages HighMem/MovableOnly [ 103.402655] 313617 pages reserved [ 104.122079] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 104.122079] to free 104kB on behalf of 'syz-executor101' (2978) because [ 104.122079] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 104.122079] Free memory is -13332kB above reserved [ 105.132084] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 105.132084] to free 104kB on behalf of 'cron' (1951) because [ 105.132084] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 105.132084] Free memory is -13332kB above reserved [ 105.132097] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 105.132097] to free 104kB on behalf of 'syz-executor101' (2985) because [ 105.132097] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 105.132097] Free memory is -13332kB above reserved [ 106.143880] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 106.143880] to free 104kB on behalf of 'syz-executor101' (2997) because [ 106.143880] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 106.143880] Free memory is -13332kB above reserved [ 106.143893] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 106.143893] to free 104kB on behalf of 'syz-executor101' (2982) because [ 106.143893] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 106.143893] Free memory is -13332kB above reserved [ 107.152030] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 107.152030] to free 104kB on behalf of 'syz-executor101' (2985) because [ 107.152030] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 107.152030] Free memory is -13332kB above reserved [ 108.162062] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 108.162062] to free 104kB on behalf of 'cron' (1951) because [ 108.162062] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 108.162062] Free memory is -13332kB above reserved [ 108.553271] cron: page allocation stalls for 20040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 108.553281] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 108.553299] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 108.553310] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 108.553321] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 108.553323] Call Trace: [ 108.553340] [] dump_stack+0xc1/0x128 [ 108.553350] [] warn_alloc.cold.31+0x7f/0x9c [ 108.553360] [] ? zone_watermark_ok_safe+0x250/0x250 [ 108.553369] [] ? shrink_node+0x740/0x740 [ 108.553379] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 108.553388] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 108.553403] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 108.553412] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 108.553420] [] ? find_get_entry+0x11a/0x570 [ 108.553427] [] ? find_get_entry+0x141/0x570 [ 108.553435] [] ? page_cache_prev_hole+0x80/0x80 [ 108.553443] [] ? pagecache_get_page+0x131/0x710 [ 108.553451] [] filemap_fault+0xaf1/0x1110 [ 108.553469] [] ext4_filemap_fault+0x71/0xa0 [ 108.553477] [] __do_fault+0x223/0x500 [ 108.553484] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 108.553493] [] ? generic_file_readonly_mmap+0x190/0x190 [ 108.553501] [] handle_mm_fault+0x1326/0x2350 [ 108.553509] [] ? vm_insert_page+0x6f0/0x6f0 [ 108.553518] [] ? hrtimer_nanosleep+0x38c/0x550 [ 108.553526] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 108.553536] [] __do_page_fault+0x403/0xa60 [ 108.553544] [] ? bad_area_access_error+0x3a0/0x3a0 [ 108.553555] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 108.553562] [] do_page_fault+0x27/0x30 [ 108.553571] [] page_fault+0x25/0x30 [ 108.553575] Mem-Info: [ 108.553593] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 108.553593] active_file:25 inactive_file:34 isolated_file:0 [ 108.553593] unevictable:0 dirty:0 writeback:0 unstable:0 [ 108.553593] slab_reclaimable:3856 slab_unreclaimable:57911 [ 108.553593] mapped:40 shmem:48 pagetables:312 bounce:0 [ 108.553593] free:6043 free_pcp:429 free_cma:0 [ 108.553608] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 108.553629] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 108.553659] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:700kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 108.553722] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 108.553771] 0 pages in swap cache [ 108.553775] Swap cache stats: add 0, delete 0, find 0/0 [ 108.553778] Free swap = 0kB [ 108.553780] Total swap = 0kB [ 108.553783] 1965979 pages RAM [ 108.553785] 0 pages HighMem/MovableOnly [ 108.553788] 313617 pages reserved [ 109.172092] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 109.172092] to free 104kB on behalf of 'cron' (1951) because [ 109.172092] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 109.172092] Free memory is -13332kB above reserved [ 109.172104] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 109.172104] to free 104kB on behalf of 'syz-executor101' (2941) because [ 109.172104] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 109.172104] Free memory is -13332kB above reserved [ 110.182020] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 110.182020] to free 104kB on behalf of 'syz-executor101' (2941) because [ 110.182020] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 110.182020] Free memory is -13332kB above reserved [ 110.182037] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 110.182037] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 110.182037] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 110.182037] Free memory is -13332kB above reserved [ 111.192043] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 111.192043] to free 104kB on behalf of 'syz-executor101' (2957) because [ 111.192043] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 111.192043] Free memory is -13332kB above reserved [ 112.202085] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 112.202085] to free 104kB on behalf of 'syz-executor101' (2079) because [ 112.202085] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 112.202085] Free memory is -13332kB above reserved [ 113.103194] rs:main Q:Reg: page allocation stalls for 40020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 113.103204] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 113.103221] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 113.103233] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 113.103244] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 113.103246] Call Trace: [ 113.103263] [] dump_stack+0xc1/0x128 [ 113.103274] [] warn_alloc.cold.31+0x7f/0x9c [ 113.103293] [] ? zone_watermark_ok_safe+0x250/0x250 [ 113.103303] [] ? shrink_node+0x740/0x740 [ 113.103313] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 113.103321] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 113.103331] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 113.103341] [] ? check_preemption_disabled+0x3b/0x200 [ 113.103349] [] ? find_get_entry+0x11a/0x570 [ 113.103357] [] ? find_get_entry+0x141/0x570 [ 113.103364] [] ? page_cache_prev_hole+0x80/0x80 [ 113.103373] [] ? autoremove_wake_function+0x40/0x40 [ 113.103382] [] ? pagecache_get_page+0x131/0x710 [ 113.103390] [] filemap_fault+0xaf1/0x1110 [ 113.103400] [] ext4_filemap_fault+0x71/0xa0 [ 113.103408] [] __do_fault+0x223/0x500 [ 113.103424] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 113.103432] [] ? handle_mm_fault+0x1d4f/0x2350 [ 113.103441] [] handle_mm_fault+0x1326/0x2350 [ 113.103456] [] ? vm_insert_page+0x6f0/0x6f0 [ 113.103466] [] ? selinux_file_permission+0x82/0x470 [ 113.103477] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 113.103487] [] __do_page_fault+0x403/0xa60 [ 113.103496] [] ? bad_area_access_error+0x3a0/0x3a0 [ 113.103506] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.103514] [] do_page_fault+0x27/0x30 [ 113.103522] [] page_fault+0x25/0x30 [ 113.103526] Mem-Info: [ 113.103545] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 113.103545] active_file:25 inactive_file:34 isolated_file:0 [ 113.103545] unevictable:0 dirty:0 writeback:0 unstable:0 [ 113.103545] slab_reclaimable:3856 slab_unreclaimable:57911 [ 113.103545] mapped:40 shmem:48 pagetables:312 bounce:0 [ 113.103545] free:6043 free_pcp:429 free_cma:0 [ 113.103560] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 113.103580] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 113.103610] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 113.103679] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 113.103728] 0 pages in swap cache [ 113.103733] Swap cache stats: add 0, delete 0, find 0/0 [ 113.103735] Free swap = 0kB [ 113.103738] Total swap = 0kB [ 113.103740] 1965979 pages RAM [ 113.103742] 0 pages HighMem/MovableOnly [ 113.103745] 313617 pages reserved [ 113.212029] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 113.212029] to free 104kB on behalf of 'syz-executor101' (2079) because [ 113.212029] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 113.212029] Free memory is -13332kB above reserved [ 113.214828] init: page allocation stalls for 40020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 113.214838] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 113.214854] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 113.214866] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 113.214877] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 113.214879] Call Trace: [ 113.214896] [] dump_stack+0xc1/0x128 [ 113.214906] [] warn_alloc.cold.31+0x7f/0x9c [ 113.214923] [] ? zone_watermark_ok_safe+0x250/0x250 [ 113.214933] [] ? shrink_node+0x740/0x740 [ 113.214942] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 113.214951] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 113.214961] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 113.214971] [] ? check_preemption_disabled+0x3b/0x200 [ 113.214979] [] ? find_get_entry+0x11a/0x570 [ 113.214987] [] ? find_get_entry+0x141/0x570 [ 113.214995] [] ? page_cache_prev_hole+0x80/0x80 [ 113.215003] [] ? pagecache_get_page+0x131/0x710 [ 113.215011] [] filemap_fault+0xaf1/0x1110 [ 113.215021] [] ext4_filemap_fault+0x71/0xa0 [ 113.215029] [] __do_fault+0x223/0x500 [ 113.215036] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 113.215045] [] ? handle_mm_fault+0x1d4f/0x2350 [ 113.215053] [] handle_mm_fault+0x1326/0x2350 [ 113.215061] [] ? vm_insert_page+0x6f0/0x6f0 [ 113.215071] [] __do_page_fault+0x403/0xa60 [ 113.215080] [] ? bad_area_access_error+0x3a0/0x3a0 [ 113.215090] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.215098] [] do_page_fault+0x27/0x30 [ 113.215107] [] page_fault+0x25/0x30 [ 113.215110] Mem-Info: [ 113.215129] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 113.215129] active_file:25 inactive_file:34 isolated_file:0 [ 113.215129] unevictable:0 dirty:0 writeback:0 unstable:0 [ 113.215129] slab_reclaimable:3856 slab_unreclaimable:57911 [ 113.215129] mapped:40 shmem:48 pagetables:312 bounce:0 [ 113.215129] free:6043 free_pcp:429 free_cma:0 [ 113.215143] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 113.215164] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 113.215193] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:700kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 113.215257] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 113.215305] 0 pages in swap cache [ 113.215310] Swap cache stats: add 0, delete 0, find 0/0 [ 113.215312] Free swap = 0kB [ 113.215315] Total swap = 0kB [ 113.215317] 1965979 pages RAM [ 113.215320] 0 pages HighMem/MovableOnly [ 113.215322] 313617 pages reserved [ 113.393630] syz-executor101: page allocation stalls for 40020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 113.393639] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 113.393657] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 113.393667] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 113.393678] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 113.393680] Call Trace: [ 113.393696] [] dump_stack+0xc1/0x128 [ 113.393706] [] warn_alloc.cold.31+0x7f/0x9c [ 113.393716] [] ? zone_watermark_ok_safe+0x250/0x250 [ 113.393725] [] ? shrink_node+0x740/0x740 [ 113.393735] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 113.393743] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 113.393753] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 113.393762] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 113.393769] [] ? find_get_entry+0x11a/0x570 [ 113.393777] [] ? find_get_entry+0x141/0x570 [ 113.393784] [] ? page_cache_prev_hole+0x80/0x80 [ 113.393792] [] ? pagecache_get_page+0x131/0x710 [ 113.393800] [] filemap_fault+0xaf1/0x1110 [ 113.393810] [] ext4_filemap_fault+0x71/0xa0 [ 113.393817] [] __do_fault+0x223/0x500 [ 113.393824] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 113.393833] [] ? generic_file_readonly_mmap+0x190/0x190 [ 113.393841] [] handle_mm_fault+0x1326/0x2350 [ 113.393849] [] ? vm_insert_page+0x6f0/0x6f0 [ 113.393859] [] __do_page_fault+0x403/0xa60 [ 113.393867] [] ? bad_area_access_error+0x3a0/0x3a0 [ 113.393878] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 113.393885] [] do_page_fault+0x27/0x30 [ 113.393894] [] page_fault+0x25/0x30 [ 113.393898] Mem-Info: [ 113.393915] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 113.393915] active_file:25 inactive_file:34 isolated_file:0 [ 113.393915] unevictable:0 dirty:0 writeback:0 unstable:0 [ 113.393915] slab_reclaimable:3856 slab_unreclaimable:57911 [ 113.393915] mapped:40 shmem:48 pagetables:312 bounce:0 [ 113.393915] free:6043 free_pcp:429 free_cma:0 [ 113.393930] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 113.393950] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 113.393979] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 113.394041] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 113.394088] 0 pages in swap cache [ 113.394092] Swap cache stats: add 0, delete 0, find 0/0 [ 113.394095] Free swap = 0kB [ 113.394097] Total swap = 0kB [ 113.394099] 1965979 pages RAM [ 113.394102] 0 pages HighMem/MovableOnly [ 113.394104] 313617 pages reserved [ 114.222033] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 114.222033] to free 104kB on behalf of 'cron' (1951) because [ 114.222033] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 114.222033] Free memory is -13332kB above reserved [ 115.232096] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 115.232096] to free 104kB on behalf of 'cron' (1951) because [ 115.232096] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 115.232096] Free memory is -13332kB above reserved [ 115.232108] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 115.232108] to free 104kB on behalf of 'syz-executor101' (2978) because [ 115.232108] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 115.232108] Free memory is -13332kB above reserved [ 116.245526] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 116.245526] to free 104kB on behalf of 'syz-executor101' (2997) because [ 116.245526] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 116.245526] Free memory is -13332kB above reserved [ 117.252054] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 117.252054] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 117.252054] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 117.252054] Free memory is -13332kB above reserved [ 117.252066] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 117.252066] to free 104kB on behalf of 'syz-executor101' (2985) because [ 117.252066] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 117.252066] Free memory is -13332kB above reserved [ 118.267134] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 118.267134] to free 104kB on behalf of 'syz-executor101' (2941) because [ 118.267134] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 118.267134] Free memory is -13332kB above reserved [ 118.267146] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 118.267146] to free 104kB on behalf of 'syz-executor101' (2997) because [ 118.267146] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 118.267146] Free memory is -13332kB above reserved [ 118.553116] cron: page allocation stalls for 30040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 118.553125] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 118.553142] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 118.553152] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 118.553163] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 118.553165] Call Trace: [ 118.553181] [] dump_stack+0xc1/0x128 [ 118.553191] [] warn_alloc.cold.31+0x7f/0x9c [ 118.553201] [] ? zone_watermark_ok_safe+0x250/0x250 [ 118.553213] [] ? shrink_node+0x740/0x740 [ 118.553222] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 118.553230] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 118.553239] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 118.553248] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 118.553255] [] ? find_get_entry+0x11a/0x570 [ 118.553263] [] ? find_get_entry+0x141/0x570 [ 118.553271] [] ? page_cache_prev_hole+0x80/0x80 [ 118.553278] [] ? pagecache_get_page+0x131/0x710 [ 118.553287] [] filemap_fault+0xaf1/0x1110 [ 118.553296] [] ext4_filemap_fault+0x71/0xa0 [ 118.553304] [] __do_fault+0x223/0x500 [ 118.553311] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 118.553320] [] ? generic_file_readonly_mmap+0x190/0x190 [ 118.553327] [] handle_mm_fault+0x1326/0x2350 [ 118.553335] [] ? vm_insert_page+0x6f0/0x6f0 [ 118.553344] [] ? hrtimer_nanosleep+0x38c/0x550 [ 118.553352] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 118.553361] [] __do_page_fault+0x403/0xa60 [ 118.553369] [] ? bad_area_access_error+0x3a0/0x3a0 [ 118.553380] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 118.553387] [] do_page_fault+0x27/0x30 [ 118.553396] [] page_fault+0x25/0x30 [ 118.553417] Mem-Info: [ 118.553436] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 118.553436] active_file:25 inactive_file:34 isolated_file:0 [ 118.553436] unevictable:0 dirty:0 writeback:0 unstable:0 [ 118.553436] slab_reclaimable:3856 slab_unreclaimable:57911 [ 118.553436] mapped:40 shmem:48 pagetables:312 bounce:0 [ 118.553436] free:6043 free_pcp:429 free_cma:0 [ 118.553451] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 118.553471] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 118.553499] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:812kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 118.553561] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 28*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 110 total pagecache pages [ 118.553609] 0 pages in swap cache [ 118.553613] Swap cache stats: add 0, delete 0, find 0/0 [ 118.553616] Free swap = 0kB [ 118.553618] Total swap = 0kB [ 118.553620] 1965979 pages RAM [ 118.553623] 0 pages HighMem/MovableOnly [ 118.553625] 313617 pages reserved [ 119.272097] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 119.272097] to free 104kB on behalf of 'syz-executor101' (2997) because [ 119.272097] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 119.272097] Free memory is -13332kB above reserved [ 119.272110] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 119.272110] to free 104kB on behalf of 'syz-executor101' (2985) because [ 119.272110] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 119.272110] Free memory is -13332kB above reserved [ 120.282018] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 120.282018] to free 104kB on behalf of 'init' (1) because [ 120.282018] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 120.282018] Free memory is -13332kB above reserved [ 121.292019] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 121.292019] to free 104kB on behalf of 'syz-executor101' (2985) because [ 121.292019] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 121.292019] Free memory is -13332kB above reserved [ 122.302046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 122.302046] to free 104kB on behalf of 'syz-executor101' (2985) because [ 122.302046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 122.302046] Free memory is -13332kB above reserved [ 123.124426] rs:main Q:Reg: page allocation stalls for 50040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 123.124436] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 123.124453] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 123.124464] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 123.124475] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 123.124477] Call Trace: [ 123.124492] [] dump_stack+0xc1/0x128 [ 123.124502] [] warn_alloc.cold.31+0x7f/0x9c [ 123.124512] [] ? zone_watermark_ok_safe+0x250/0x250 [ 123.124520] [] ? shrink_node+0x740/0x740 [ 123.124530] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 123.124539] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 123.124548] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 123.124557] [] ? check_preemption_disabled+0x3b/0x200 [ 123.124565] [] ? find_get_entry+0x11a/0x570 [ 123.124573] [] ? find_get_entry+0x141/0x570 [ 123.124584] [] ? page_cache_prev_hole+0x80/0x80 [ 123.124593] [] ? autoremove_wake_function+0x40/0x40 [ 123.124601] [] ? pagecache_get_page+0x131/0x710 [ 123.124609] [] filemap_fault+0xaf1/0x1110 [ 123.124618] [] ext4_filemap_fault+0x71/0xa0 [ 123.124626] [] __do_fault+0x223/0x500 [ 123.124633] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 123.124641] [] ? handle_mm_fault+0x1d4f/0x2350 [ 123.124649] [] handle_mm_fault+0x1326/0x2350 [ 123.124657] [] ? vm_insert_page+0x6f0/0x6f0 [ 123.124666] [] ? selinux_file_permission+0x82/0x470 [ 123.124674] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 123.124683] [] __do_page_fault+0x403/0xa60 [ 123.124691] [] ? bad_area_access_error+0x3a0/0x3a0 [ 123.124702] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.124709] [] do_page_fault+0x27/0x30 [ 123.124718] [] page_fault+0x25/0x30 [ 123.124721] Mem-Info: [ 123.124740] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 123.124740] active_file:25 inactive_file:34 isolated_file:0 [ 123.124740] unevictable:0 dirty:0 writeback:0 unstable:0 [ 123.124740] slab_reclaimable:3856 slab_unreclaimable:57911 [ 123.124740] mapped:40 shmem:48 pagetables:312 bounce:0 [ 123.124740] free:6043 free_pcp:428 free_cma:0 [ 123.124754] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 123.124773] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 123.124802] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 123.124864] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 110 total pagecache pages [ 123.124910] 0 pages in swap cache [ 123.124914] Swap cache stats: add 0, delete 0, find 0/0 [ 123.124916] Free swap = 0kB [ 123.124919] Total swap = 0kB [ 123.124921] 1965979 pages RAM [ 123.124924] 0 pages HighMem/MovableOnly [ 123.124926] 313617 pages reserved [ 123.202941] init: page allocation stalls for 50010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 123.202950] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 123.202966] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 123.202977] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 123.202988] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 123.202990] Call Trace: [ 123.203006] [] dump_stack+0xc1/0x128 [ 123.203016] [] warn_alloc.cold.31+0x7f/0x9c [ 123.203026] [] ? zone_watermark_ok_safe+0x250/0x250 [ 123.203035] [] ? shrink_node+0x740/0x740 [ 123.203045] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 123.203053] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 123.203062] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 123.203071] [] ? check_preemption_disabled+0x3b/0x200 [ 123.203079] [] ? find_get_entry+0x11a/0x570 [ 123.203087] [] ? find_get_entry+0x141/0x570 [ 123.203094] [] ? page_cache_prev_hole+0x80/0x80 [ 123.203102] [] ? pagecache_get_page+0x131/0x710 [ 123.203110] [] filemap_fault+0xaf1/0x1110 [ 123.203120] [] ext4_filemap_fault+0x71/0xa0 [ 123.203127] [] __do_fault+0x223/0x500 [ 123.203135] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 123.203143] [] ? handle_mm_fault+0x1d4f/0x2350 [ 123.203151] [] handle_mm_fault+0x1326/0x2350 [ 123.203159] [] ? vm_insert_page+0x6f0/0x6f0 [ 123.203168] [] __do_page_fault+0x403/0xa60 [ 123.203176] [] ? bad_area_access_error+0x3a0/0x3a0 [ 123.203187] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.203194] [] do_page_fault+0x27/0x30 [ 123.203203] [] page_fault+0x25/0x30 [ 123.203206] Mem-Info: [ 123.203225] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 123.203225] active_file:25 inactive_file:34 isolated_file:0 [ 123.203225] unevictable:0 dirty:0 writeback:0 unstable:0 [ 123.203225] slab_reclaimable:3856 slab_unreclaimable:57911 [ 123.203225] mapped:40 shmem:48 pagetables:312 bounce:0 [ 123.203225] free:6043 free_pcp:428 free_cma:0 [ 123.203239] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 123.203259] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 123.203288] Normal free:5540kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231612kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:696kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 123.203349] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 110 total pagecache pages [ 123.203396] 0 pages in swap cache [ 123.203400] Swap cache stats: add 0, delete 0, find 0/0 [ 123.203402] Free swap = 0kB [ 123.203405] Total swap = 0kB [ 123.203407] 1965979 pages RAM [ 123.203409] 0 pages HighMem/MovableOnly [ 123.203411] 313617 pages reserved [ 123.312023] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 123.312023] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 123.312023] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 123.312023] Free memory is -13332kB above reserved [ 123.312035] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 123.312035] to free 104kB on behalf of 'syz-executor101' (2985) because [ 123.312035] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 123.312035] Free memory is -13332kB above reserved [ 123.413242] syz-executor101: page allocation stalls for 50040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 123.413253] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 123.413270] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 123.413281] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 123.413292] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 123.413294] Call Trace: [ 123.413310] [] dump_stack+0xc1/0x128 [ 123.413320] [] warn_alloc.cold.31+0x7f/0x9c [ 123.413330] [] ? zone_watermark_ok_safe+0x250/0x250 [ 123.413340] [] ? shrink_node+0x740/0x740 [ 123.413349] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 123.413358] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 123.413367] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 123.413376] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 123.413384] [] ? find_get_entry+0x11a/0x570 [ 123.413392] [] ? find_get_entry+0x141/0x570 [ 123.413399] [] ? page_cache_prev_hole+0x80/0x80 [ 123.413416] [] ? pagecache_get_page+0x131/0x710 [ 123.413424] [] filemap_fault+0xaf1/0x1110 [ 123.413433] [] ext4_filemap_fault+0x71/0xa0 [ 123.413441] [] __do_fault+0x223/0x500 [ 123.413448] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 123.413457] [] ? generic_file_readonly_mmap+0x190/0x190 [ 123.413465] [] handle_mm_fault+0x1326/0x2350 [ 123.413472] [] ? vm_insert_page+0x6f0/0x6f0 [ 123.413482] [] __do_page_fault+0x403/0xa60 [ 123.413491] [] ? bad_area_access_error+0x3a0/0x3a0 [ 123.413501] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 123.413508] [] do_page_fault+0x27/0x30 [ 123.413517] [] page_fault+0x25/0x30 [ 123.413521] Mem-Info: [ 123.413539] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 123.413539] active_file:25 inactive_file:34 isolated_file:0 [ 123.413539] unevictable:0 dirty:0 writeback:0 unstable:0 [ 123.413539] slab_reclaimable:3856 slab_unreclaimable:57912 [ 123.413539] mapped:40 shmem:48 pagetables:312 bounce:0 [ 123.413539] free:6051 free_pcp:428 free_cma:0 [ 123.413553] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 123.413573] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 123.413602] Normal free:5572kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231616kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 123.413663] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 110 total pagecache pages [ 123.413711] 0 pages in swap cache [ 123.413715] Swap cache stats: add 0, delete 0, find 0/0 [ 123.413718] Free swap = 0kB [ 123.413720] Total swap = 0kB [ 123.413722] 1965979 pages RAM [ 123.413725] 0 pages HighMem/MovableOnly [ 123.413728] 313617 pages reserved [ 124.322032] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 124.322032] to free 104kB on behalf of 'init' (1) because [ 124.322032] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 124.322032] Free memory is -13300kB above reserved [ 124.322044] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 124.322044] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 124.322044] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 124.322044] Free memory is -13300kB above reserved [ 125.332051] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 125.332051] to free 104kB on behalf of 'syz-executor101' (2996) because [ 125.332051] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 125.332051] Free memory is -13300kB above reserved [ 125.332070] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 125.332070] to free 104kB on behalf of 'syz-executor101' (2957) because [ 125.332070] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 125.332070] Free memory is -13300kB above reserved [ 126.353207] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 126.353207] to free 104kB on behalf of 'cron' (1951) because [ 126.353207] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 126.353207] Free memory is -13300kB above reserved [ 127.362043] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 127.362043] to free 104kB on behalf of 'syz-executor101' (2941) because [ 127.362043] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 127.362043] Free memory is -13300kB above reserved [ 127.410030] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 127.410030] to free 104kB on behalf of 'syz-executor101' (2985) because [ 127.410030] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 127.410030] Free memory is -13300kB above reserved [ 128.412013] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 128.412013] to free 104kB on behalf of 'syz-executor101' (2079) because [ 128.412013] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 128.412013] Free memory is -13300kB above reserved [ 128.534013] cron: page allocation stalls for 40020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 128.534023] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 128.534040] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 128.534051] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 128.534061] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 128.534063] Call Trace: [ 128.534080] [] dump_stack+0xc1/0x128 [ 128.534090] [] warn_alloc.cold.31+0x7f/0x9c [ 128.534100] [] ? zone_watermark_ok_safe+0x250/0x250 [ 128.534109] [] ? shrink_node+0x740/0x740 [ 128.534119] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 128.534127] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 128.534137] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 128.534146] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 128.534153] [] ? find_get_entry+0x11a/0x570 [ 128.534161] [] ? find_get_entry+0x141/0x570 [ 128.534168] [] ? page_cache_prev_hole+0x80/0x80 [ 128.534176] [] ? pagecache_get_page+0x131/0x710 [ 128.534184] [] filemap_fault+0xaf1/0x1110 [ 128.534193] [] ext4_filemap_fault+0x71/0xa0 [ 128.534201] [] __do_fault+0x223/0x500 [ 128.534208] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 128.534216] [] ? generic_file_readonly_mmap+0x190/0x190 [ 128.534225] [] handle_mm_fault+0x1326/0x2350 [ 128.534232] [] ? vm_insert_page+0x6f0/0x6f0 [ 128.534241] [] ? hrtimer_nanosleep+0x38c/0x550 [ 128.534249] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 128.534258] [] __do_page_fault+0x403/0xa60 [ 128.534266] [] ? bad_area_access_error+0x3a0/0x3a0 [ 128.534276] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 128.534284] [] do_page_fault+0x27/0x30 [ 128.534292] [] page_fault+0x25/0x30 [ 128.534296] Mem-Info: [ 128.534315] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 128.534315] active_file:25 inactive_file:34 isolated_file:0 [ 128.534315] unevictable:0 dirty:0 writeback:0 unstable:0 [ 128.534315] slab_reclaimable:3856 slab_unreclaimable:57912 [ 128.534315] mapped:40 shmem:48 pagetables:312 bounce:0 [ 128.534315] free:6051 free_pcp:428 free_cma:0 [ 128.534330] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 128.534350] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 128.534379] Normal free:5572kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231616kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:696kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 128.534439] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 110*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 110 total pagecache pages [ 128.534486] 0 pages in swap cache [ 128.534490] Swap cache stats: add 0, delete 0, find 0/0 [ 128.534492] Free swap = 0kB [ 128.534495] Total swap = 0kB [ 128.534497] 1965979 pages RAM [ 128.534499] 0 pages HighMem/MovableOnly [ 128.534502] 313617 pages reserved [ 129.422040] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 129.422040] to free 104kB on behalf of 'init' (1) because [ 129.422040] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 129.422040] Free memory is -13308kB above reserved [ 129.422059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 129.422059] to free 104kB on behalf of 'syz-executor101' (2079) because [ 129.422059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 129.422059] Free memory is -13308kB above reserved [ 130.432033] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 130.432033] to free 104kB on behalf of 'cron' (1951) because [ 130.432033] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 130.432033] Free memory is -13308kB above reserved [ 131.442027] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 131.442027] to free 104kB on behalf of 'syz-executor101' (2997) because [ 131.442027] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 131.442027] Free memory is -13308kB above reserved [ 132.452036] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 132.452036] to free 104kB on behalf of 'syz-executor101' (2941) because [ 132.452036] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 132.452036] Free memory is -13308kB above reserved [ 132.452048] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 132.452048] to free 104kB on behalf of 'syz-executor101' (2996) because [ 132.452048] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 132.452048] Free memory is -13308kB above reserved [ 133.103521] rs:main Q:Reg: page allocation stalls for 60020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 133.103531] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 133.103548] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 133.103559] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 133.103570] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 133.103572] Call Trace: [ 133.103588] [] dump_stack+0xc1/0x128 [ 133.103598] [] warn_alloc.cold.31+0x7f/0x9c [ 133.103608] [] ? zone_watermark_ok_safe+0x250/0x250 [ 133.103618] [] ? shrink_node+0x740/0x740 [ 133.103627] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 133.103636] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 133.103645] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 133.103654] [] ? check_preemption_disabled+0x3b/0x200 [ 133.103662] [] ? find_get_entry+0x11a/0x570 [ 133.103670] [] ? find_get_entry+0x141/0x570 [ 133.103677] [] ? page_cache_prev_hole+0x80/0x80 [ 133.103687] [] ? autoremove_wake_function+0x40/0x40 [ 133.103695] [] ? pagecache_get_page+0x131/0x710 [ 133.103703] [] filemap_fault+0xaf1/0x1110 [ 133.103714] [] ext4_filemap_fault+0x71/0xa0 [ 133.103722] [] __do_fault+0x223/0x500 [ 133.103730] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 133.103738] [] ? handle_mm_fault+0x1d4f/0x2350 [ 133.103745] [] handle_mm_fault+0x1326/0x2350 [ 133.103753] [] ? vm_insert_page+0x6f0/0x6f0 [ 133.103769] [] ? selinux_file_permission+0x82/0x470 [ 133.103777] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 133.103786] [] __do_page_fault+0x403/0xa60 [ 133.103802] [] ? bad_area_access_error+0x3a0/0x3a0 [ 133.103812] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.103820] [] do_page_fault+0x27/0x30 [ 133.103829] [] page_fault+0x25/0x30 [ 133.103832] Mem-Info: [ 133.103851] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 133.103851] active_file:25 inactive_file:34 isolated_file:0 [ 133.103851] unevictable:0 dirty:0 writeback:0 unstable:0 [ 133.103851] slab_reclaimable:3856 slab_unreclaimable:57914 [ 133.103851] mapped:40 shmem:48 pagetables:312 bounce:0 [ 133.103851] free:6049 free_pcp:428 free_cma:0 [ 133.103865] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 133.103886] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 133.103913] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231624kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 133.103975] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 133.104023] 0 pages in swap cache [ 133.104027] Swap cache stats: add 0, delete 0, find 0/0 [ 133.104029] Free swap = 0kB [ 133.104031] Total swap = 0kB [ 133.104034] 1965979 pages RAM [ 133.104036] 0 pages HighMem/MovableOnly [ 133.104039] 313617 pages reserved [ 133.232945] init: page allocation stalls for 60030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 133.232954] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 133.232970] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 133.232980] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 133.232991] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 133.232993] Call Trace: [ 133.233010] [] dump_stack+0xc1/0x128 [ 133.233021] [] warn_alloc.cold.31+0x7f/0x9c [ 133.233030] [] ? zone_watermark_ok_safe+0x250/0x250 [ 133.233039] [] ? shrink_node+0x740/0x740 [ 133.233048] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 133.233056] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 133.233065] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 133.233074] [] ? check_preemption_disabled+0x3b/0x200 [ 133.233081] [] ? find_get_entry+0x11a/0x570 [ 133.233088] [] ? find_get_entry+0x141/0x570 [ 133.233095] [] ? page_cache_prev_hole+0x80/0x80 [ 133.233103] [] ? pagecache_get_page+0x131/0x710 [ 133.233111] [] filemap_fault+0xaf1/0x1110 [ 133.233119] [] ext4_filemap_fault+0x71/0xa0 [ 133.233126] [] __do_fault+0x223/0x500 [ 133.233132] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 133.233140] [] ? handle_mm_fault+0x1d4f/0x2350 [ 133.233147] [] handle_mm_fault+0x1326/0x2350 [ 133.233154] [] ? vm_insert_page+0x6f0/0x6f0 [ 133.233164] [] __do_page_fault+0x403/0xa60 [ 133.233171] [] ? bad_area_access_error+0x3a0/0x3a0 [ 133.233181] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.233188] [] do_page_fault+0x27/0x30 [ 133.233196] [] page_fault+0x25/0x30 [ 133.233200] Mem-Info: [ 133.233216] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 133.233216] active_file:25 inactive_file:34 isolated_file:0 [ 133.233216] unevictable:0 dirty:0 writeback:0 unstable:0 [ 133.233216] slab_reclaimable:3856 slab_unreclaimable:57914 [ 133.233216] mapped:40 shmem:48 pagetables:312 bounce:0 [ 133.233216] free:6049 free_pcp:428 free_cma:0 [ 133.233230] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 133.233249] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 133.233275] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231624kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 133.233332] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 133.233376] 0 pages in swap cache [ 133.233380] Swap cache stats: add 0, delete 0, find 0/0 [ 133.233382] Free swap = 0kB [ 133.233384] Total swap = 0kB [ 133.233386] 1965979 pages RAM [ 133.233388] 0 pages HighMem/MovableOnly [ 133.233390] 313617 pages reserved [ 133.401165] syz-executor101: page allocation stalls for 60020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 133.401174] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 133.401191] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 133.401202] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 133.401213] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 133.401215] Call Trace: [ 133.401230] [] dump_stack+0xc1/0x128 [ 133.401240] [] warn_alloc.cold.31+0x7f/0x9c [ 133.401250] [] ? zone_watermark_ok_safe+0x250/0x250 [ 133.401260] [] ? shrink_node+0x740/0x740 [ 133.401270] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 133.401279] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 133.401289] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 133.401297] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 133.401305] [] ? find_get_entry+0x11a/0x570 [ 133.401313] [] ? find_get_entry+0x141/0x570 [ 133.401320] [] ? page_cache_prev_hole+0x80/0x80 [ 133.401328] [] ? pagecache_get_page+0x131/0x710 [ 133.401336] [] filemap_fault+0xaf1/0x1110 [ 133.401345] [] ext4_filemap_fault+0x71/0xa0 [ 133.401353] [] __do_fault+0x223/0x500 [ 133.401360] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 133.401369] [] ? generic_file_readonly_mmap+0x190/0x190 [ 133.401376] [] handle_mm_fault+0x1326/0x2350 [ 133.401384] [] ? vm_insert_page+0x6f0/0x6f0 [ 133.401394] [] __do_page_fault+0x403/0xa60 [ 133.401424] [] ? bad_area_access_error+0x3a0/0x3a0 [ 133.401435] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 133.401443] [] do_page_fault+0x27/0x30 [ 133.401451] [] page_fault+0x25/0x30 [ 133.401455] Mem-Info: [ 133.401475] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 133.401475] active_file:25 inactive_file:34 isolated_file:0 [ 133.401475] unevictable:0 dirty:0 writeback:0 unstable:0 [ 133.401475] slab_reclaimable:3856 slab_unreclaimable:57914 [ 133.401475] mapped:40 shmem:48 pagetables:312 bounce:0 [ 133.401475] free:6049 free_pcp:428 free_cma:0 [ 133.401490] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 133.401511] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 133.401541] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231624kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:808kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 133.401604] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 133.401654] 0 pages in swap cache [ 133.401658] Swap cache stats: add 0, delete 0, find 0/0 [ 133.401661] Free swap = 0kB [ 133.401663] Total swap = 0kB [ 133.401665] 1965979 pages RAM [ 133.401668] 0 pages HighMem/MovableOnly [ 133.401670] 313617 pages reserved [ 133.462064] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 133.462064] to free 104kB on behalf of 'syz-executor101' (2941) because [ 133.462064] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 133.462064] Free memory is -13308kB above reserved [ 133.462076] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 133.462076] to free 104kB on behalf of 'syz-executor101' (2982) because [ 133.462076] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 133.462076] Free memory is -13308kB above reserved [ 134.472075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 134.472075] to free 104kB on behalf of 'syz-executor101' (2957) because [ 134.472075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 134.472075] Free memory is -13308kB above reserved [ 134.472087] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 134.472087] to free 104kB on behalf of 'init' (1) because [ 134.472087] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 134.472087] Free memory is -13308kB above reserved [ 135.482051] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 135.482051] to free 104kB on behalf of 'syz-executor101' (2079) because [ 135.482051] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 135.482051] Free memory is -13308kB above reserved [ 135.482063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 135.482063] to free 104kB on behalf of 'syz-executor101' (2996) because [ 135.482063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 135.482063] Free memory is -13308kB above reserved [ 136.492059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 136.492059] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 136.492059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 136.492059] Free memory is -13308kB above reserved [ 137.502024] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 137.502024] to free 104kB on behalf of 'syz-executor101' (2079) because [ 137.502024] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 137.502024] Free memory is -13308kB above reserved [ 138.512014] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 138.512014] to free 104kB on behalf of 'cron' (1951) because [ 138.512014] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 138.512014] Free memory is -13308kB above reserved [ 138.512027] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 138.512027] to free 104kB on behalf of 'syz-executor101' (2079) because [ 138.512027] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 138.512027] Free memory is -13308kB above reserved [ 138.567298] cron: page allocation stalls for 50050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 138.567308] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 138.567326] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 138.567337] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 138.567348] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 138.567350] Call Trace: [ 138.567366] [] dump_stack+0xc1/0x128 [ 138.567376] [] warn_alloc.cold.31+0x7f/0x9c [ 138.567386] [] ? zone_watermark_ok_safe+0x250/0x250 [ 138.567396] [] ? shrink_node+0x740/0x740 [ 138.567405] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 138.567414] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 138.567424] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 138.567433] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 138.567441] [] ? find_get_entry+0x11a/0x570 [ 138.567449] [] ? find_get_entry+0x141/0x570 [ 138.567457] [] ? page_cache_prev_hole+0x80/0x80 [ 138.567465] [] ? pagecache_get_page+0x131/0x710 [ 138.567473] [] filemap_fault+0xaf1/0x1110 [ 138.567483] [] ext4_filemap_fault+0x71/0xa0 [ 138.567491] [] __do_fault+0x223/0x500 [ 138.567498] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 138.567507] [] ? generic_file_readonly_mmap+0x190/0x190 [ 138.567515] [] handle_mm_fault+0x1326/0x2350 [ 138.567523] [] ? vm_insert_page+0x6f0/0x6f0 [ 138.567532] [] ? hrtimer_nanosleep+0x38c/0x550 [ 138.567540] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 138.567550] [] __do_page_fault+0x403/0xa60 [ 138.567558] [] ? bad_area_access_error+0x3a0/0x3a0 [ 138.567568] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 138.567576] [] do_page_fault+0x27/0x30 [ 138.567585] [] page_fault+0x25/0x30 [ 138.567588] Mem-Info: [ 138.567607] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 138.567607] active_file:25 inactive_file:34 isolated_file:0 [ 138.567607] unevictable:0 dirty:0 writeback:0 unstable:0 [ 138.567607] slab_reclaimable:3856 slab_unreclaimable:57916 [ 138.567607] mapped:40 shmem:48 pagetables:312 bounce:0 [ 138.567607] free:6049 free_pcp:426 free_cma:0 [ 138.567622] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 138.567643] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 138.567673] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 138.567736] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 138.567785] 0 pages in swap cache [ 138.567789] Swap cache stats: add 0, delete 0, find 0/0 [ 138.567792] Free swap = 0kB [ 138.567794] Total swap = 0kB [ 138.567797] 1965979 pages RAM [ 138.567799] 0 pages HighMem/MovableOnly [ 138.567801] 313617 pages reserved [ 139.522037] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 139.522037] to free 104kB on behalf of 'syz-executor101' (2079) because [ 139.522037] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 139.522037] Free memory is -13308kB above reserved [ 140.532026] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 140.532026] to free 104kB on behalf of 'init' (1) because [ 140.532026] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 140.532026] Free memory is -13308kB above reserved [ 140.532039] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 140.532039] to free 104kB on behalf of 'syz-executor101' (2941) because [ 140.532039] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 140.532039] Free memory is -13308kB above reserved [ 141.542103] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 141.542103] to free 104kB on behalf of 'syz-executor101' (2982) because [ 141.542103] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 141.542103] Free memory is -13308kB above reserved [ 141.542115] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 141.542115] to free 104kB on behalf of 'cron' (1951) because [ 141.542115] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 141.542115] Free memory is -13308kB above reserved [ 142.552091] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 142.552091] to free 104kB on behalf of 'syz-executor101' (2957) because [ 142.552091] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 142.552091] Free memory is -13308kB above reserved [ 143.133264] rs:main Q:Reg: page allocation stalls for 70050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 143.133274] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 143.133290] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 143.133301] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 143.133312] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 143.133314] Call Trace: [ 143.133331] [] dump_stack+0xc1/0x128 [ 143.133341] [] warn_alloc.cold.31+0x7f/0x9c [ 143.133351] [] ? zone_watermark_ok_safe+0x250/0x250 [ 143.133361] [] ? shrink_node+0x740/0x740 [ 143.133371] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 143.133379] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 143.133389] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 143.133398] [] ? check_preemption_disabled+0x3b/0x200 [ 143.133413] [] ? find_get_entry+0x11a/0x570 [ 143.133421] [] ? find_get_entry+0x141/0x570 [ 143.133428] [] ? page_cache_prev_hole+0x80/0x80 [ 143.133437] [] ? autoremove_wake_function+0x40/0x40 [ 143.133445] [] ? pagecache_get_page+0x131/0x710 [ 143.133453] [] filemap_fault+0xaf1/0x1110 [ 143.133463] [] ext4_filemap_fault+0x71/0xa0 [ 143.133470] [] __do_fault+0x223/0x500 [ 143.133477] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 143.133485] [] ? handle_mm_fault+0x1d4f/0x2350 [ 143.133493] [] handle_mm_fault+0x1326/0x2350 [ 143.133501] [] ? vm_insert_page+0x6f0/0x6f0 [ 143.133510] [] ? selinux_file_permission+0x82/0x470 [ 143.133518] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 143.133527] [] __do_page_fault+0x403/0xa60 [ 143.133535] [] ? bad_area_access_error+0x3a0/0x3a0 [ 143.133545] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.133552] [] do_page_fault+0x27/0x30 [ 143.133561] [] page_fault+0x25/0x30 [ 143.133564] Mem-Info: [ 143.133583] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 143.133583] active_file:25 inactive_file:34 isolated_file:0 [ 143.133583] unevictable:0 dirty:0 writeback:0 unstable:0 [ 143.133583] slab_reclaimable:3856 slab_unreclaimable:57916 [ 143.133583] mapped:40 shmem:48 pagetables:312 bounce:0 [ 143.133583] free:6049 free_pcp:426 free_cma:0 [ 143.133598] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 143.133618] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 143.133647] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 143.133709] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 143.133756] 0 pages in swap cache [ 143.133760] Swap cache stats: add 0, delete 0, find 0/0 [ 143.133763] Free swap = 0kB [ 143.133765] Total swap = 0kB [ 143.133767] 1965979 pages RAM [ 143.133770] 0 pages HighMem/MovableOnly [ 143.133772] 313617 pages reserved [ 143.253430] init: page allocation stalls for 70060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 143.253440] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 143.253458] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 143.253469] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 143.253480] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 143.253482] Call Trace: [ 143.253499] [] dump_stack+0xc1/0x128 [ 143.253509] [] warn_alloc.cold.31+0x7f/0x9c [ 143.253520] [] ? zone_watermark_ok_safe+0x250/0x250 [ 143.253532] [] ? shrink_node+0x740/0x740 [ 143.253542] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 143.253551] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 143.253561] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 143.253570] [] ? check_preemption_disabled+0x3b/0x200 [ 143.253578] [] ? find_get_entry+0x11a/0x570 [ 143.253586] [] ? find_get_entry+0x141/0x570 [ 143.253594] [] ? page_cache_prev_hole+0x80/0x80 [ 143.253602] [] ? pagecache_get_page+0x131/0x710 [ 143.253611] [] filemap_fault+0xaf1/0x1110 [ 143.253620] [] ext4_filemap_fault+0x71/0xa0 [ 143.253628] [] __do_fault+0x223/0x500 [ 143.253636] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 143.253644] [] ? handle_mm_fault+0x1d4f/0x2350 [ 143.253653] [] handle_mm_fault+0x1326/0x2350 [ 143.253660] [] ? vm_insert_page+0x6f0/0x6f0 [ 143.253671] [] __do_page_fault+0x403/0xa60 [ 143.253679] [] ? bad_area_access_error+0x3a0/0x3a0 [ 143.253690] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.253697] [] do_page_fault+0x27/0x30 [ 143.253706] [] page_fault+0x25/0x30 [ 143.253710] Mem-Info: [ 143.253729] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 143.253729] active_file:25 inactive_file:34 isolated_file:0 [ 143.253729] unevictable:0 dirty:0 writeback:0 unstable:0 [ 143.253729] slab_reclaimable:3856 slab_unreclaimable:57916 [ 143.253729] mapped:40 shmem:48 pagetables:312 bounce:0 [ 143.253729] free:6049 free_pcp:426 free_cma:0 [ 143.253743] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 143.253764] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 143.253793] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 143.253868] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 143.253915] 0 pages in swap cache [ 143.253919] Swap cache stats: add 0, delete 0, find 0/0 [ 143.253922] Free swap = 0kB [ 143.253924] Total swap = 0kB [ 143.253927] 1965979 pages RAM [ 143.253929] 0 pages HighMem/MovableOnly [ 143.253931] 313617 pages reserved [ 143.417609] syz-executor101: page allocation stalls for 70040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 143.417618] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 143.417635] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 143.417646] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 143.417657] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 143.417659] Call Trace: [ 143.417675] [] dump_stack+0xc1/0x128 [ 143.417684] [] warn_alloc.cold.31+0x7f/0x9c [ 143.417694] [] ? zone_watermark_ok_safe+0x250/0x250 [ 143.417703] [] ? shrink_node+0x740/0x740 [ 143.417713] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 143.417721] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 143.417730] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 143.417739] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 143.417747] [] ? find_get_entry+0x11a/0x570 [ 143.417755] [] ? find_get_entry+0x141/0x570 [ 143.417762] [] ? page_cache_prev_hole+0x80/0x80 [ 143.417770] [] ? pagecache_get_page+0x131/0x710 [ 143.417778] [] filemap_fault+0xaf1/0x1110 [ 143.417788] [] ext4_filemap_fault+0x71/0xa0 [ 143.417795] [] __do_fault+0x223/0x500 [ 143.417802] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 143.417811] [] ? generic_file_readonly_mmap+0x190/0x190 [ 143.417819] [] handle_mm_fault+0x1326/0x2350 [ 143.417826] [] ? vm_insert_page+0x6f0/0x6f0 [ 143.417837] [] __do_page_fault+0x403/0xa60 [ 143.417845] [] ? bad_area_access_error+0x3a0/0x3a0 [ 143.417855] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 143.417862] [] do_page_fault+0x27/0x30 [ 143.417871] [] page_fault+0x25/0x30 [ 143.417874] Mem-Info: [ 143.417893] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 143.417893] active_file:25 inactive_file:34 isolated_file:0 [ 143.417893] unevictable:0 dirty:0 writeback:0 unstable:0 [ 143.417893] slab_reclaimable:3856 slab_unreclaimable:57916 [ 143.417893] mapped:40 shmem:48 pagetables:312 bounce:0 [ 143.417893] free:6049 free_pcp:426 free_cma:0 [ 143.417906] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 143.417926] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 143.417954] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 143.418016] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 143.418063] 0 pages in swap cache [ 143.418068] Swap cache stats: add 0, delete 0, find 0/0 [ 143.418070] Free swap = 0kB [ 143.418072] Total swap = 0kB [ 143.418075] 1965979 pages RAM [ 143.418077] 0 pages HighMem/MovableOnly [ 143.418079] 313617 pages reserved [ 143.562149] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 143.562149] to free 104kB on behalf of 'syz-executor101' (2982) because [ 143.562149] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 143.562149] Free memory is -13308kB above reserved [ 143.562161] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 143.562161] to free 104kB on behalf of 'syz-executor101' (2941) because [ 143.562161] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 143.562161] Free memory is -13308kB above reserved [ 144.572716] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 144.572716] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 144.572716] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 144.572716] Free memory is -13308kB above reserved [ 145.582078] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 145.582078] to free 104kB on behalf of 'cron' (1951) because [ 145.582078] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 145.582078] Free memory is -13308kB above reserved [ 145.582090] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 145.582090] to free 104kB on behalf of 'syz-executor101' (2079) because [ 145.582090] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 145.582090] Free memory is -13308kB above reserved [ 146.592066] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 146.592066] to free 104kB on behalf of 'syz-executor101' (2941) because [ 146.592066] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 146.592066] Free memory is -13308kB above reserved [ 146.592092] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 146.592092] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 146.592092] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 146.592092] Free memory is -13308kB above reserved [ 147.605762] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 147.605762] to free 104kB on behalf of 'init' (1) because [ 147.605762] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 147.605762] Free memory is -13308kB above reserved [ 148.544398] cron: page allocation stalls for 60030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 148.544413] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 148.544431] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 148.544441] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 148.544452] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 148.544454] Call Trace: [ 148.544470] [] dump_stack+0xc1/0x128 [ 148.544481] [] warn_alloc.cold.31+0x7f/0x9c [ 148.544491] [] ? zone_watermark_ok_safe+0x250/0x250 [ 148.544500] [] ? shrink_node+0x740/0x740 [ 148.544509] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 148.544518] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 148.544527] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 148.544536] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 148.544544] [] ? find_get_entry+0x11a/0x570 [ 148.544551] [] ? find_get_entry+0x141/0x570 [ 148.544559] [] ? page_cache_prev_hole+0x80/0x80 [ 148.544567] [] ? pagecache_get_page+0x131/0x710 [ 148.544575] [] filemap_fault+0xaf1/0x1110 [ 148.544584] [] ext4_filemap_fault+0x71/0xa0 [ 148.544591] [] __do_fault+0x223/0x500 [ 148.544599] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 148.544608] [] ? generic_file_readonly_mmap+0x190/0x190 [ 148.544616] [] handle_mm_fault+0x1326/0x2350 [ 148.544624] [] ? vm_insert_page+0x6f0/0x6f0 [ 148.544633] [] ? hrtimer_nanosleep+0x38c/0x550 [ 148.544640] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 148.544650] [] __do_page_fault+0x403/0xa60 [ 148.544658] [] ? bad_area_access_error+0x3a0/0x3a0 [ 148.544668] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 148.544676] [] do_page_fault+0x27/0x30 [ 148.544684] [] page_fault+0x25/0x30 [ 148.544688] Mem-Info: [ 148.544707] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 148.544707] active_file:25 inactive_file:34 isolated_file:0 [ 148.544707] unevictable:0 dirty:0 writeback:0 unstable:0 [ 148.544707] slab_reclaimable:3856 slab_unreclaimable:57916 [ 148.544707] mapped:40 shmem:48 pagetables:312 bounce:0 [ 148.544707] free:6049 free_pcp:426 free_cma:0 [ 148.544721] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 148.544741] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 148.544770] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 148.544832] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 148.544879] 0 pages in swap cache [ 148.544884] Swap cache stats: add 0, delete 0, find 0/0 [ 148.544886] Free swap = 0kB [ 148.544888] Total swap = 0kB [ 148.544891] 1965979 pages RAM [ 148.544893] 0 pages HighMem/MovableOnly [ 148.544896] 313617 pages reserved [ 148.619679] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 148.619679] to free 104kB on behalf of 'syz-executor101' (2982) because [ 148.619679] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 148.619679] Free memory is -13308kB above reserved [ 149.623844] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 149.623844] to free 104kB on behalf of 'init' (1) because [ 149.623844] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 149.623844] Free memory is -13308kB above reserved [ 149.623857] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 149.623857] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 149.623857] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 149.623857] Free memory is -13308kB above reserved [ 150.632073] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 150.632073] to free 104kB on behalf of 'syz-executor101' (2985) because [ 150.632073] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 150.632073] Free memory is -13308kB above reserved [ 151.642052] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 151.642052] to free 104kB on behalf of 'syz-executor101' (2079) because [ 151.642052] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 151.642052] Free memory is -13308kB above reserved [ 151.642076] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 151.642076] to free 104kB on behalf of 'syz-executor101' (2957) because [ 151.642076] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 151.642076] Free memory is -13308kB above reserved [ 152.652033] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 152.652033] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 152.652033] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 152.652033] Free memory is -13308kB above reserved [ 153.104795] rs:main Q:Reg: page allocation stalls for 80020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 153.104804] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 153.104822] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 153.104833] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 153.104844] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 153.104846] Call Trace: [ 153.104861] [] dump_stack+0xc1/0x128 [ 153.104871] [] warn_alloc.cold.31+0x7f/0x9c [ 153.104881] [] ? zone_watermark_ok_safe+0x250/0x250 [ 153.104890] [] ? shrink_node+0x740/0x740 [ 153.104899] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 153.104906] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.104916] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 153.104925] [] ? check_preemption_disabled+0x3b/0x200 [ 153.104933] [] ? find_get_entry+0x11a/0x570 [ 153.104941] [] ? find_get_entry+0x141/0x570 [ 153.104948] [] ? page_cache_prev_hole+0x80/0x80 [ 153.104957] [] ? autoremove_wake_function+0x40/0x40 [ 153.104965] [] ? pagecache_get_page+0x131/0x710 [ 153.104973] [] filemap_fault+0xaf1/0x1110 [ 153.104982] [] ext4_filemap_fault+0x71/0xa0 [ 153.104990] [] __do_fault+0x223/0x500 [ 153.104997] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 153.105005] [] ? handle_mm_fault+0x1d4f/0x2350 [ 153.105013] [] handle_mm_fault+0x1326/0x2350 [ 153.105021] [] ? vm_insert_page+0x6f0/0x6f0 [ 153.105030] [] ? selinux_file_permission+0x82/0x470 [ 153.105038] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.105047] [] __do_page_fault+0x403/0xa60 [ 153.105055] [] ? bad_area_access_error+0x3a0/0x3a0 [ 153.105065] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.105073] [] do_page_fault+0x27/0x30 [ 153.105081] [] page_fault+0x25/0x30 [ 153.105085] Mem-Info: [ 153.105103] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 153.105103] active_file:25 inactive_file:34 isolated_file:0 [ 153.105103] unevictable:0 dirty:0 writeback:0 unstable:0 [ 153.105103] slab_reclaimable:3856 slab_unreclaimable:57916 [ 153.105103] mapped:40 shmem:48 pagetables:312 bounce:0 [ 153.105103] free:6049 free_pcp:426 free_cma:0 [ 153.105118] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 153.105138] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 153.105166] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 153.105228] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 153.105272] 0 pages in swap cache [ 153.105276] Swap cache stats: add 0, delete 0, find 0/0 [ 153.105278] Free swap = 0kB [ 153.105280] Total swap = 0kB [ 153.105283] 1965979 pages RAM [ 153.105285] 0 pages HighMem/MovableOnly [ 153.105287] 313617 pages reserved [ 153.228990] init: page allocation stalls for 80030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 153.228999] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 153.229015] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 153.229025] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 153.229035] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 153.229037] Call Trace: [ 153.229053] [] dump_stack+0xc1/0x128 [ 153.229062] [] warn_alloc.cold.31+0x7f/0x9c [ 153.229071] [] ? zone_watermark_ok_safe+0x250/0x250 [ 153.229080] [] ? shrink_node+0x740/0x740 [ 153.229089] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 153.229097] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.229106] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 153.229115] [] ? check_preemption_disabled+0x3b/0x200 [ 153.229122] [] ? find_get_entry+0x11a/0x570 [ 153.229129] [] ? find_get_entry+0x141/0x570 [ 153.229137] [] ? page_cache_prev_hole+0x80/0x80 [ 153.229144] [] ? pagecache_get_page+0x131/0x710 [ 153.229151] [] filemap_fault+0xaf1/0x1110 [ 153.229160] [] ext4_filemap_fault+0x71/0xa0 [ 153.229167] [] __do_fault+0x223/0x500 [ 153.229173] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 153.229181] [] ? handle_mm_fault+0x1d4f/0x2350 [ 153.229189] [] handle_mm_fault+0x1326/0x2350 [ 153.229196] [] ? vm_insert_page+0x6f0/0x6f0 [ 153.229205] [] __do_page_fault+0x403/0xa60 [ 153.229213] [] ? bad_area_access_error+0x3a0/0x3a0 [ 153.229222] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.229228] [] do_page_fault+0x27/0x30 [ 153.229236] [] page_fault+0x25/0x30 [ 153.229240] Mem-Info: [ 153.229257] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 153.229257] active_file:25 inactive_file:34 isolated_file:0 [ 153.229257] unevictable:0 dirty:0 writeback:0 unstable:0 [ 153.229257] slab_reclaimable:3856 slab_unreclaimable:57916 [ 153.229257] mapped:40 shmem:48 pagetables:312 bounce:0 [ 153.229257] free:6049 free_pcp:426 free_cma:0 [ 153.229271] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 153.229290] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 153.229316] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 153.229373] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 153.229424] 0 pages in swap cache [ 153.229428] Swap cache stats: add 0, delete 0, find 0/0 [ 153.229430] Free swap = 0kB [ 153.229432] Total swap = 0kB [ 153.229435] 1965979 pages RAM [ 153.229437] 0 pages HighMem/MovableOnly [ 153.229439] 313617 pages reserved [ 153.390451] syz-executor101: page allocation stalls for 80010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 153.390461] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 153.390478] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 153.390489] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 153.390500] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 153.390502] Call Trace: [ 153.390518] [] dump_stack+0xc1/0x128 [ 153.390528] [] warn_alloc.cold.31+0x7f/0x9c [ 153.390538] [] ? zone_watermark_ok_safe+0x250/0x250 [ 153.390547] [] ? shrink_node+0x740/0x740 [ 153.390557] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 153.390565] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 153.390575] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 153.390583] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 153.390591] [] ? find_get_entry+0x11a/0x570 [ 153.390599] [] ? find_get_entry+0x141/0x570 [ 153.390607] [] ? page_cache_prev_hole+0x80/0x80 [ 153.390614] [] ? pagecache_get_page+0x131/0x710 [ 153.390622] [] filemap_fault+0xaf1/0x1110 [ 153.390632] [] ext4_filemap_fault+0x71/0xa0 [ 153.390639] [] __do_fault+0x223/0x500 [ 153.390646] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 153.390655] [] ? generic_file_readonly_mmap+0x190/0x190 [ 153.390663] [] handle_mm_fault+0x1326/0x2350 [ 153.390671] [] ? vm_insert_page+0x6f0/0x6f0 [ 153.390681] [] __do_page_fault+0x403/0xa60 [ 153.390689] [] ? bad_area_access_error+0x3a0/0x3a0 [ 153.390699] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 153.390707] [] do_page_fault+0x27/0x30 [ 153.390716] [] page_fault+0x25/0x30 [ 153.390719] Mem-Info: [ 153.390738] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 153.390738] active_file:25 inactive_file:34 isolated_file:0 [ 153.390738] unevictable:0 dirty:0 writeback:0 unstable:0 [ 153.390738] slab_reclaimable:3856 slab_unreclaimable:57916 [ 153.390738] mapped:40 shmem:48 pagetables:312 bounce:0 [ 153.390738] free:6049 free_pcp:426 free_cma:0 [ 153.390753] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 153.390773] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 153.390802] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 153.390864] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 153.390910] 0 pages in swap cache [ 153.390914] Swap cache stats: add 0, delete 0, find 0/0 [ 153.390916] Free swap = 0kB [ 153.390918] Total swap = 0kB [ 153.390921] 1965979 pages RAM [ 153.390923] 0 pages HighMem/MovableOnly [ 153.390926] 313617 pages reserved [ 153.662059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 153.662059] to free 104kB on behalf of 'syz-executor101' (2079) because [ 153.662059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 153.662059] Free memory is -13308kB above reserved [ 153.662071] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 153.662071] to free 104kB on behalf of 'syz-executor101' (2996) because [ 153.662071] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 153.662071] Free memory is -13308kB above reserved [ 154.672044] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 154.672044] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 154.672044] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 154.672044] Free memory is -13308kB above reserved [ 155.682048] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 155.682048] to free 104kB on behalf of 'cron' (1951) because [ 155.682048] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 155.682048] Free memory is -13308kB above reserved [ 156.692038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 156.692038] to free 104kB on behalf of 'syz-executor101' (2957) because [ 156.692038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 156.692038] Free memory is -13308kB above reserved [ 157.702015] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 157.702015] to free 104kB on behalf of 'syz-executor101' (2941) because [ 157.702015] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 157.702015] Free memory is -13308kB above reserved [ 158.544187] cron: page allocation stalls for 70020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 158.544197] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 158.544213] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 158.544223] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 158.544233] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 158.544235] Call Trace: [ 158.544251] [] dump_stack+0xc1/0x128 [ 158.544262] [] warn_alloc.cold.31+0x7f/0x9c [ 158.544271] [] ? zone_watermark_ok_safe+0x250/0x250 [ 158.544280] [] ? shrink_node+0x740/0x740 [ 158.544289] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 158.544297] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 158.544306] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 158.544315] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 158.544322] [] ? find_get_entry+0x11a/0x570 [ 158.544329] [] ? find_get_entry+0x141/0x570 [ 158.544336] [] ? page_cache_prev_hole+0x80/0x80 [ 158.544344] [] ? pagecache_get_page+0x131/0x710 [ 158.544351] [] filemap_fault+0xaf1/0x1110 [ 158.544360] [] ext4_filemap_fault+0x71/0xa0 [ 158.544367] [] __do_fault+0x223/0x500 [ 158.544374] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 158.544382] [] ? generic_file_readonly_mmap+0x190/0x190 [ 158.544390] [] handle_mm_fault+0x1326/0x2350 [ 158.544404] [] ? vm_insert_page+0x6f0/0x6f0 [ 158.544413] [] ? hrtimer_nanosleep+0x38c/0x550 [ 158.544420] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 158.544429] [] __do_page_fault+0x403/0xa60 [ 158.544437] [] ? bad_area_access_error+0x3a0/0x3a0 [ 158.544448] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 158.544455] [] do_page_fault+0x27/0x30 [ 158.544463] [] page_fault+0x25/0x30 [ 158.544467] Mem-Info: [ 158.544484] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 158.544484] active_file:25 inactive_file:34 isolated_file:0 [ 158.544484] unevictable:0 dirty:0 writeback:0 unstable:0 [ 158.544484] slab_reclaimable:3856 slab_unreclaimable:57916 [ 158.544484] mapped:40 shmem:48 pagetables:312 bounce:0 [ 158.544484] free:6049 free_pcp:426 free_cma:0 [ 158.544498] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 158.544517] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 158.544545] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 158.544602] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 158.544645] 0 pages in swap cache [ 158.544649] Swap cache stats: add 0, delete 0, find 0/0 [ 158.544651] Free swap = 0kB [ 158.544653] Total swap = 0kB [ 158.544656] 1965979 pages RAM [ 158.544658] 0 pages HighMem/MovableOnly [ 158.544660] 313617 pages reserved [ 158.712080] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 158.712080] to free 104kB on behalf of 'cron' (1951) because [ 158.712080] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 158.712080] Free memory is -13308kB above reserved [ 159.728311] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 159.728311] to free 104kB on behalf of 'syz-executor101' (2985) because [ 159.728311] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 159.728311] Free memory is -13308kB above reserved [ 160.732078] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 160.732078] to free 104kB on behalf of 'syz-executor101' (2997) because [ 160.732078] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 160.732078] Free memory is -13308kB above reserved [ 161.742068] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 161.742068] to free 104kB on behalf of 'syz-executor101' (2957) because [ 161.742068] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 161.742068] Free memory is -13308kB above reserved [ 161.742084] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 161.742084] to free 104kB on behalf of 'init' (1) because [ 161.742084] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 161.742084] Free memory is -13308kB above reserved [ 162.752055] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 162.752055] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 162.752055] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 162.752055] Free memory is -13308kB above reserved [ 162.752074] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 162.752074] to free 104kB on behalf of 'syz-executor101' (2982) because [ 162.752074] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 162.752074] Free memory is -13308kB above reserved [ 163.104351] rs:main Q:Reg: page allocation stalls for 90020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 163.104361] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 163.104378] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 163.104389] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 163.104399] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 163.104402] Call Trace: [ 163.104419] [] dump_stack+0xc1/0x128 [ 163.104429] [] warn_alloc.cold.31+0x7f/0x9c [ 163.104439] [] ? zone_watermark_ok_safe+0x250/0x250 [ 163.104449] [] ? shrink_node+0x740/0x740 [ 163.104458] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 163.104467] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 163.104477] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 163.104486] [] ? check_preemption_disabled+0x3b/0x200 [ 163.104494] [] ? find_get_entry+0x11a/0x570 [ 163.104502] [] ? find_get_entry+0x141/0x570 [ 163.104509] [] ? page_cache_prev_hole+0x80/0x80 [ 163.104518] [] ? autoremove_wake_function+0x40/0x40 [ 163.104526] [] ? pagecache_get_page+0x131/0x710 [ 163.104534] [] filemap_fault+0xaf1/0x1110 [ 163.104543] [] ext4_filemap_fault+0x71/0xa0 [ 163.104551] [] __do_fault+0x223/0x500 [ 163.104558] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 163.104566] [] ? handle_mm_fault+0x1d4f/0x2350 [ 163.104574] [] handle_mm_fault+0x1326/0x2350 [ 163.104581] [] ? vm_insert_page+0x6f0/0x6f0 [ 163.104590] [] ? selinux_file_permission+0x82/0x470 [ 163.104598] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 163.104608] [] __do_page_fault+0x403/0xa60 [ 163.104616] [] ? bad_area_access_error+0x3a0/0x3a0 [ 163.104625] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 163.104633] [] do_page_fault+0x27/0x30 [ 163.104641] [] page_fault+0x25/0x30 [ 163.104645] Mem-Info: [ 163.104663] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 163.104663] active_file:25 inactive_file:34 isolated_file:0 [ 163.104663] unevictable:0 dirty:0 writeback:0 unstable:0 [ 163.104663] slab_reclaimable:3856 slab_unreclaimable:57916 [ 163.104663] mapped:40 shmem:48 pagetables:312 bounce:0 [ 163.104663] free:6049 free_pcp:426 free_cma:0 [ 163.104678] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 163.104698] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 163.104727] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 163.104789] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 163.104836] 0 pages in swap cache [ 163.104840] Swap cache stats: add 0, delete 0, find 0/0 [ 163.104842] Free swap = 0kB [ 163.104844] Total swap = 0kB [ 163.104847] 1965979 pages RAM [ 163.104849] 0 pages HighMem/MovableOnly [ 163.104851] 313617 pages reserved [ 163.228345] init: page allocation stalls for 90030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 163.228354] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 163.228372] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 163.228382] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 163.228393] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 163.228395] Call Trace: [ 163.228410] [] dump_stack+0xc1/0x128 [ 163.228420] [] warn_alloc.cold.31+0x7f/0x9c [ 163.228430] [] ? zone_watermark_ok_safe+0x250/0x250 [ 163.228439] [] ? shrink_node+0x740/0x740 [ 163.228448] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 163.228456] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 163.228466] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 163.228476] [] ? check_preemption_disabled+0x3b/0x200 [ 163.228484] [] ? find_get_entry+0x11a/0x570 [ 163.228491] [] ? find_get_entry+0x141/0x570 [ 163.228499] [] ? page_cache_prev_hole+0x80/0x80 [ 163.228506] [] ? pagecache_get_page+0x131/0x710 [ 163.228514] [] filemap_fault+0xaf1/0x1110 [ 163.228524] [] ext4_filemap_fault+0x71/0xa0 [ 163.228531] [] __do_fault+0x223/0x500 [ 163.228538] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 163.228547] [] ? handle_mm_fault+0x1d4f/0x2350 [ 163.228554] [] handle_mm_fault+0x1326/0x2350 [ 163.228562] [] ? vm_insert_page+0x6f0/0x6f0 [ 163.228571] [] __do_page_fault+0x403/0xa60 [ 163.228579] [] ? bad_area_access_error+0x3a0/0x3a0 [ 163.228590] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 163.228597] [] do_page_fault+0x27/0x30 [ 163.228606] [] page_fault+0x25/0x30 [ 163.228610] Mem-Info: [ 163.228629] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 163.228629] active_file:25 inactive_file:34 isolated_file:0 [ 163.228629] unevictable:0 dirty:0 writeback:0 unstable:0 [ 163.228629] slab_reclaimable:3856 slab_unreclaimable:57916 [ 163.228629] mapped:40 shmem:48 pagetables:312 bounce:0 [ 163.228629] free:6049 free_pcp:426 free_cma:0 [ 163.228643] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 163.228663] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 163.228691] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 163.228753] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 163.228800] 0 pages in swap cache [ 163.228805] Swap cache stats: add 0, delete 0, find 0/0 [ 163.228807] Free swap = 0kB [ 163.228809] Total swap = 0kB [ 163.228811] 1965979 pages RAM [ 163.228814] 0 pages HighMem/MovableOnly [ 163.228816] 313617 pages reserved [ 163.393391] syz-executor101: page allocation stalls for 90020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 163.393400] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 163.393418] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 163.393429] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 163.393439] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 163.393441] Call Trace: [ 163.393457] [] dump_stack+0xc1/0x128 [ 163.393468] [] warn_alloc.cold.31+0x7f/0x9c [ 163.393478] [] ? zone_watermark_ok_safe+0x250/0x250 [ 163.393487] [] ? shrink_node+0x740/0x740 [ 163.393496] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 163.393504] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 163.393514] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 163.393523] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 163.393530] [] ? find_get_entry+0x11a/0x570 [ 163.393538] [] ? find_get_entry+0x141/0x570 [ 163.393546] [] ? page_cache_prev_hole+0x80/0x80 [ 163.393553] [] ? pagecache_get_page+0x131/0x710 [ 163.393561] [] filemap_fault+0xaf1/0x1110 [ 163.393571] [] ext4_filemap_fault+0x71/0xa0 [ 163.393578] [] __do_fault+0x223/0x500 [ 163.393585] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 163.393594] [] ? generic_file_readonly_mmap+0x190/0x190 [ 163.393602] [] handle_mm_fault+0x1326/0x2350 [ 163.393609] [] ? vm_insert_page+0x6f0/0x6f0 [ 163.393619] [] __do_page_fault+0x403/0xa60 [ 163.393627] [] ? bad_area_access_error+0x3a0/0x3a0 [ 163.393637] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 163.393645] [] do_page_fault+0x27/0x30 [ 163.393654] [] page_fault+0x25/0x30 [ 163.393657] Mem-Info: [ 163.393676] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 163.393676] active_file:25 inactive_file:34 isolated_file:0 [ 163.393676] unevictable:0 dirty:0 writeback:0 unstable:0 [ 163.393676] slab_reclaimable:3856 slab_unreclaimable:57916 [ 163.393676] mapped:40 shmem:48 pagetables:312 bounce:0 [ 163.393676] free:6049 free_pcp:426 free_cma:0 [ 163.393691] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 163.393710] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 163.393739] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 163.393801] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 163.393848] 0 pages in swap cache [ 163.393852] Swap cache stats: add 0, delete 0, find 0/0 [ 163.393855] Free swap = 0kB [ 163.393857] Total swap = 0kB [ 163.393859] 1965979 pages RAM [ 163.393862] 0 pages HighMem/MovableOnly [ 163.393864] 313617 pages reserved [ 163.762038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 163.762038] to free 104kB on behalf of 'syz-executor101' (2997) because [ 163.762038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 163.762038] Free memory is -13308kB above reserved [ 164.772059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 164.772059] to free 104kB on behalf of 'syz-executor101' (2941) because [ 164.772059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 164.772059] Free memory is -13308kB above reserved [ 164.772070] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 164.772070] to free 104kB on behalf of 'cron' (1951) because [ 164.772070] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 164.772070] Free memory is -13308kB above reserved [ 165.782032] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 165.782032] to free 104kB on behalf of 'init' (1) because [ 165.782032] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 165.782032] Free memory is -13308kB above reserved [ 166.792049] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 166.792049] to free 104kB on behalf of 'syz-executor101' (2997) because [ 166.792049] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 166.792049] Free memory is -13308kB above reserved [ 166.792061] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 166.792061] to free 104kB on behalf of 'syz-executor101' (2957) because [ 166.792061] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 166.792061] Free memory is -13308kB above reserved [ 167.813440] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 167.813440] to free 104kB on behalf of 'cron' (1951) because [ 167.813440] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 167.813440] Free memory is -13308kB above reserved [ 167.813462] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 167.813462] to free 104kB on behalf of 'syz-executor101' (2996) because [ 167.813462] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 167.813462] Free memory is -13308kB above reserved [ 168.539613] cron: page allocation stalls for 80020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 168.539624] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 168.539641] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 168.539652] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 168.539663] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 168.539665] Call Trace: [ 168.539681] [] dump_stack+0xc1/0x128 [ 168.539691] [] warn_alloc.cold.31+0x7f/0x9c [ 168.539701] [] ? zone_watermark_ok_safe+0x250/0x250 [ 168.539710] [] ? shrink_node+0x740/0x740 [ 168.539720] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 168.539728] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 168.539737] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 168.539746] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 168.539754] [] ? find_get_entry+0x11a/0x570 [ 168.539762] [] ? find_get_entry+0x141/0x570 [ 168.539769] [] ? page_cache_prev_hole+0x80/0x80 [ 168.539777] [] ? pagecache_get_page+0x131/0x710 [ 168.539783] [] filemap_fault+0xaf1/0x1110 [ 168.539791] [] ext4_filemap_fault+0x71/0xa0 [ 168.539799] [] __do_fault+0x223/0x500 [ 168.539806] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 168.539815] [] ? generic_file_readonly_mmap+0x190/0x190 [ 168.539822] [] handle_mm_fault+0x1326/0x2350 [ 168.539830] [] ? vm_insert_page+0x6f0/0x6f0 [ 168.539839] [] ? hrtimer_nanosleep+0x38c/0x550 [ 168.539847] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 168.539856] [] __do_page_fault+0x403/0xa60 [ 168.539864] [] ? bad_area_access_error+0x3a0/0x3a0 [ 168.539882] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 168.539888] [] do_page_fault+0x27/0x30 [ 168.539896] [] page_fault+0x25/0x30 [ 168.539899] Mem-Info: [ 168.539922] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 168.539922] active_file:25 inactive_file:34 isolated_file:0 [ 168.539922] unevictable:0 dirty:0 writeback:0 unstable:0 [ 168.539922] slab_reclaimable:3856 slab_unreclaimable:57916 [ 168.539922] mapped:40 shmem:48 pagetables:312 bounce:0 [ 168.539922] free:6049 free_pcp:426 free_cma:0 [ 168.539937] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 168.539957] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 168.539986] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 168.540060] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 168.540109] 0 pages in swap cache [ 168.540113] Swap cache stats: add 0, delete 0, find 0/0 [ 168.540116] Free swap = 0kB [ 168.540119] Total swap = 0kB [ 168.540122] 1965979 pages RAM [ 168.540125] 0 pages HighMem/MovableOnly [ 168.540127] 313617 pages reserved [ 168.822035] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 168.822035] to free 104kB on behalf of 'cron' (1951) because [ 168.822035] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 168.822035] Free memory is -13308kB above reserved [ 169.832114] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 169.832114] to free 104kB on behalf of 'syz-executor101' (2079) because [ 169.832114] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 169.832114] Free memory is -13308kB above reserved [ 169.832126] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 169.832126] to free 104kB on behalf of 'syz-executor101' (2985) because [ 169.832126] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 169.832126] Free memory is -13308kB above reserved [ 170.842049] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 170.842049] to free 104kB on behalf of 'syz-executor101' (2997) because [ 170.842049] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 170.842049] Free memory is -13308kB above reserved [ 171.852046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 171.852046] to free 104kB on behalf of 'cron' (1951) because [ 171.852046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 171.852046] Free memory is -13308kB above reserved [ 172.862060] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 172.862060] to free 104kB on behalf of 'cron' (1951) because [ 172.862060] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 172.862060] Free memory is -13308kB above reserved [ 172.882030] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 172.882030] to free 104kB on behalf of 'syz-executor101' (2997) because [ 172.882030] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 172.882030] Free memory is -13308kB above reserved [ 173.124053] rs:main Q:Reg: page allocation stalls for 100040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 173.124063] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 173.124080] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 173.124091] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 173.124102] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 173.124104] Call Trace: [ 173.124119] [] dump_stack+0xc1/0x128 [ 173.124129] [] warn_alloc.cold.31+0x7f/0x9c [ 173.124140] [] ? zone_watermark_ok_safe+0x250/0x250 [ 173.124149] [] ? shrink_node+0x740/0x740 [ 173.124158] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 173.124167] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.124176] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 173.124185] [] ? check_preemption_disabled+0x3b/0x200 [ 173.124193] [] ? find_get_entry+0x11a/0x570 [ 173.124201] [] ? find_get_entry+0x141/0x570 [ 173.124208] [] ? page_cache_prev_hole+0x80/0x80 [ 173.124217] [] ? autoremove_wake_function+0x40/0x40 [ 173.124225] [] ? pagecache_get_page+0x131/0x710 [ 173.124233] [] filemap_fault+0xaf1/0x1110 [ 173.124242] [] ext4_filemap_fault+0x71/0xa0 [ 173.124250] [] __do_fault+0x223/0x500 [ 173.124257] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 173.124265] [] ? handle_mm_fault+0x1d4f/0x2350 [ 173.124273] [] handle_mm_fault+0x1326/0x2350 [ 173.124281] [] ? vm_insert_page+0x6f0/0x6f0 [ 173.124290] [] ? selinux_file_permission+0x82/0x470 [ 173.124298] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.124307] [] __do_page_fault+0x403/0xa60 [ 173.124315] [] ? bad_area_access_error+0x3a0/0x3a0 [ 173.124325] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.124332] [] do_page_fault+0x27/0x30 [ 173.124341] [] page_fault+0x25/0x30 [ 173.124345] Mem-Info: [ 173.124370] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 173.124370] active_file:25 inactive_file:34 isolated_file:0 [ 173.124370] unevictable:0 dirty:0 writeback:0 unstable:0 [ 173.124370] slab_reclaimable:3856 slab_unreclaimable:57916 [ 173.124370] mapped:40 shmem:48 pagetables:312 bounce:0 [ 173.124370] free:6049 free_pcp:426 free_cma:0 [ 173.124384] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 173.124403] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 173.124431] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 173.124493] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 173.124540] 0 pages in swap cache [ 173.124544] Swap cache stats: add 0, delete 0, find 0/0 [ 173.124546] Free swap = 0kB [ 173.124549] Total swap = 0kB [ 173.124551] 1965979 pages RAM [ 173.124554] 0 pages HighMem/MovableOnly [ 173.124556] 313617 pages reserved [ 173.213507] init: page allocation stalls for 100010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 173.213517] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 173.213533] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 173.213543] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 173.213554] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 173.213555] Call Trace: [ 173.213571] [] dump_stack+0xc1/0x128 [ 173.213581] [] warn_alloc.cold.31+0x7f/0x9c [ 173.213590] [] ? zone_watermark_ok_safe+0x250/0x250 [ 173.213599] [] ? shrink_node+0x740/0x740 [ 173.213608] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 173.213616] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.213625] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 173.213634] [] ? check_preemption_disabled+0x3b/0x200 [ 173.213641] [] ? find_get_entry+0x11a/0x570 [ 173.213648] [] ? find_get_entry+0x141/0x570 [ 173.213655] [] ? page_cache_prev_hole+0x80/0x80 [ 173.213662] [] ? pagecache_get_page+0x131/0x710 [ 173.213670] [] filemap_fault+0xaf1/0x1110 [ 173.213679] [] ext4_filemap_fault+0x71/0xa0 [ 173.213686] [] __do_fault+0x223/0x500 [ 173.213693] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 173.213701] [] ? handle_mm_fault+0x1d4f/0x2350 [ 173.213709] [] handle_mm_fault+0x1326/0x2350 [ 173.213716] [] ? vm_insert_page+0x6f0/0x6f0 [ 173.213725] [] __do_page_fault+0x403/0xa60 [ 173.213733] [] ? bad_area_access_error+0x3a0/0x3a0 [ 173.213743] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.213750] [] do_page_fault+0x27/0x30 [ 173.213758] [] page_fault+0x25/0x30 [ 173.213762] Mem-Info: [ 173.213779] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 173.213779] active_file:25 inactive_file:34 isolated_file:0 [ 173.213779] unevictable:0 dirty:0 writeback:0 unstable:0 [ 173.213779] slab_reclaimable:3856 slab_unreclaimable:57916 [ 173.213779] mapped:40 shmem:48 pagetables:312 bounce:0 [ 173.213779] free:6049 free_pcp:426 free_cma:0 [ 173.213793] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 173.213812] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 173.213838] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 173.213895] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 173.213939] 0 pages in swap cache [ 173.213943] Swap cache stats: add 0, delete 0, find 0/0 [ 173.213945] Free swap = 0kB [ 173.213947] Total swap = 0kB [ 173.213950] 1965979 pages RAM [ 173.213952] 0 pages HighMem/MovableOnly [ 173.213954] 313617 pages reserved [ 173.403973] syz-executor101: page allocation stalls for 100020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 173.403983] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 173.403999] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 173.404009] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 173.404019] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 173.404021] Call Trace: [ 173.404037] [] dump_stack+0xc1/0x128 [ 173.404046] [] warn_alloc.cold.31+0x7f/0x9c [ 173.404056] [] ? zone_watermark_ok_safe+0x250/0x250 [ 173.404065] [] ? shrink_node+0x740/0x740 [ 173.404074] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 173.404082] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 173.404091] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 173.404100] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 173.404107] [] ? find_get_entry+0x11a/0x570 [ 173.404114] [] ? find_get_entry+0x141/0x570 [ 173.404121] [] ? page_cache_prev_hole+0x80/0x80 [ 173.404128] [] ? pagecache_get_page+0x131/0x710 [ 173.404135] [] filemap_fault+0xaf1/0x1110 [ 173.404144] [] ext4_filemap_fault+0x71/0xa0 [ 173.404151] [] __do_fault+0x223/0x500 [ 173.404158] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 173.404166] [] ? generic_file_readonly_mmap+0x190/0x190 [ 173.404173] [] handle_mm_fault+0x1326/0x2350 [ 173.404180] [] ? vm_insert_page+0x6f0/0x6f0 [ 173.404190] [] __do_page_fault+0x403/0xa60 [ 173.404198] [] ? bad_area_access_error+0x3a0/0x3a0 [ 173.404207] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 173.404214] [] do_page_fault+0x27/0x30 [ 173.404221] [] page_fault+0x25/0x30 [ 173.404225] Mem-Info: [ 173.404243] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 173.404243] active_file:25 inactive_file:34 isolated_file:0 [ 173.404243] unevictable:0 dirty:0 writeback:0 unstable:0 [ 173.404243] slab_reclaimable:3856 slab_unreclaimable:57916 [ 173.404243] mapped:40 shmem:48 pagetables:312 bounce:0 [ 173.404243] free:6049 free_pcp:426 free_cma:0 [ 173.404257] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 173.404276] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 173.404303] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231632kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 173.404360] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 110 total pagecache pages [ 173.404411] 0 pages in swap cache [ 173.404415] Swap cache stats: add 0, delete 0, find 0/0 [ 173.404417] Free swap = 0kB [ 173.404419] Total swap = 0kB [ 173.404421] 1965979 pages RAM [ 173.404423] 0 pages HighMem/MovableOnly [ 173.404425] 313617 pages reserved [ 173.872116] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 173.872116] to free 104kB on behalf of 'cron' (1951) because [ 173.872116] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 173.872116] Free memory is -13308kB above reserved [ 173.872129] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 173.872129] to free 104kB on behalf of 'syz-executor101' (2997) because [ 173.872129] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 173.872129] Free memory is -13308kB above reserved [ 174.882060] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 174.882060] to free 104kB on behalf of 'syz-executor101' (2985) because [ 174.882060] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 174.882060] Free memory is -13308kB above reserved [ 175.892107] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 175.892107] to free 104kB on behalf of 'cron' (1951) because [ 175.892107] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 175.892107] Free memory is -13308kB above reserved [ 175.892119] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 175.892119] to free 104kB on behalf of 'init' (1) because [ 175.892119] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 175.892119] Free memory is -13308kB above reserved [ 176.902089] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 176.902089] to free 104kB on behalf of 'syz-executor101' (2997) because [ 176.902089] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 176.902089] Free memory is -13308kB above reserved [ 177.912077] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 177.912077] to free 104kB on behalf of 'syz-executor101' (2985) because [ 177.912077] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 177.912077] Free memory is -13308kB above reserved [ 177.912092] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 177.912092] to free 104kB on behalf of 'syz-executor101' (2978) because [ 177.912092] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 177.912092] Free memory is -13308kB above reserved [ 178.532067] cron: page allocation stalls for 90020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 178.532077] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 178.532094] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 178.532105] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 178.532116] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 178.532118] Call Trace: [ 178.532136] [] dump_stack+0xc1/0x128 [ 178.532146] [] warn_alloc.cold.31+0x7f/0x9c [ 178.532156] [] ? zone_watermark_ok_safe+0x250/0x250 [ 178.532166] [] ? shrink_node+0x740/0x740 [ 178.532176] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 178.532185] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 178.532194] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 178.532203] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 178.532211] [] ? find_get_entry+0x11a/0x570 [ 178.532219] [] ? find_get_entry+0x141/0x570 [ 178.532226] [] ? page_cache_prev_hole+0x80/0x80 [ 178.532234] [] ? pagecache_get_page+0x131/0x710 [ 178.532242] [] filemap_fault+0xaf1/0x1110 [ 178.532251] [] ext4_filemap_fault+0x71/0xa0 [ 178.532259] [] __do_fault+0x223/0x500 [ 178.532266] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 178.532275] [] ? generic_file_readonly_mmap+0x190/0x190 [ 178.532282] [] handle_mm_fault+0x1326/0x2350 [ 178.532290] [] ? vm_insert_page+0x6f0/0x6f0 [ 178.532299] [] ? hrtimer_nanosleep+0x38c/0x550 [ 178.532307] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 178.532316] [] __do_page_fault+0x403/0xa60 [ 178.532324] [] ? bad_area_access_error+0x3a0/0x3a0 [ 178.532334] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 178.532342] [] do_page_fault+0x27/0x30 [ 178.532350] [] page_fault+0x25/0x30 [ 178.532354] Mem-Info: [ 178.532372] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 178.532372] active_file:25 inactive_file:34 isolated_file:0 [ 178.532372] unevictable:0 dirty:0 writeback:0 unstable:0 [ 178.532372] slab_reclaimable:3856 slab_unreclaimable:57918 [ 178.532372] mapped:40 shmem:48 pagetables:312 bounce:0 [ 178.532372] free:6047 free_pcp:426 free_cma:0 [ 178.532388] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 178.532417] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 178.532445] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231640kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 178.532508] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 178.532555] 0 pages in swap cache [ 178.532560] Swap cache stats: add 0, delete 0, find 0/0 [ 178.532562] Free swap = 0kB [ 178.532564] Total swap = 0kB [ 178.532567] 1965979 pages RAM [ 178.532569] 0 pages HighMem/MovableOnly [ 178.532571] 313617 pages reserved [ 178.922055] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 178.922055] to free 104kB on behalf of 'init' (1) because [ 178.922055] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 178.922055] Free memory is -13316kB above reserved [ 178.922067] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 178.922067] to free 104kB on behalf of 'syz-executor101' (2982) because [ 178.922067] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 178.922067] Free memory is -13316kB above reserved [ 179.932038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 179.932038] to free 104kB on behalf of 'syz-executor101' (2982) because [ 179.932038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 179.932038] Free memory is -13316kB above reserved [ 179.932050] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 179.932050] to free 104kB on behalf of 'syz-executor101' (2957) because [ 179.932050] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 179.932050] Free memory is -13316kB above reserved [ 180.942048] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 180.942048] to free 104kB on behalf of 'syz-executor101' (2997) because [ 180.942048] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 180.942048] Free memory is -13316kB above reserved [ 180.942060] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 180.942060] to free 104kB on behalf of 'syz-executor101' (2941) because [ 180.942060] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 180.942060] Free memory is -13316kB above reserved [ 181.952043] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 181.952043] to free 104kB on behalf of 'syz-executor101' (2079) because [ 181.952043] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 181.952043] Free memory is -13316kB above reserved [ 181.952055] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 181.952055] to free 104kB on behalf of 'syz-executor101' (2957) because [ 181.952055] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 181.952055] Free memory is -13316kB above reserved [ 182.962117] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 182.962117] to free 104kB on behalf of 'syz-executor101' (2982) because [ 182.962117] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 182.962117] Free memory is -13316kB above reserved [ 182.962130] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 182.962130] to free 104kB on behalf of 'syz-executor101' (2941) because [ 182.962130] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 182.962130] Free memory is -13316kB above reserved [ 183.092141] rs:main Q:Reg: page allocation stalls for 110010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 183.092151] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 183.092168] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 183.092179] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 183.092190] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 183.092192] Call Trace: [ 183.092219] [] dump_stack+0xc1/0x128 [ 183.092229] [] warn_alloc.cold.31+0x7f/0x9c [ 183.092240] [] ? zone_watermark_ok_safe+0x250/0x250 [ 183.092249] [] ? shrink_node+0x740/0x740 [ 183.092259] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 183.092268] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.092278] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 183.092287] [] ? check_preemption_disabled+0x3b/0x200 [ 183.092295] [] ? find_get_entry+0x11a/0x570 [ 183.092303] [] ? find_get_entry+0x141/0x570 [ 183.092311] [] ? page_cache_prev_hole+0x80/0x80 [ 183.092320] [] ? autoremove_wake_function+0x40/0x40 [ 183.092328] [] ? pagecache_get_page+0x131/0x710 [ 183.092337] [] filemap_fault+0xaf1/0x1110 [ 183.092346] [] ext4_filemap_fault+0x71/0xa0 [ 183.092354] [] __do_fault+0x223/0x500 [ 183.092362] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 183.092370] [] ? handle_mm_fault+0x1d4f/0x2350 [ 183.092378] [] handle_mm_fault+0x1326/0x2350 [ 183.092387] [] ? vm_insert_page+0x6f0/0x6f0 [ 183.092395] [] ? selinux_file_permission+0x82/0x470 [ 183.092402] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.092412] [] __do_page_fault+0x403/0xa60 [ 183.092421] [] ? bad_area_access_error+0x3a0/0x3a0 [ 183.092431] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.092439] [] do_page_fault+0x27/0x30 [ 183.092448] [] page_fault+0x25/0x30 [ 183.092451] Mem-Info: [ 183.092471] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 183.092471] active_file:25 inactive_file:34 isolated_file:0 [ 183.092471] unevictable:0 dirty:0 writeback:0 unstable:0 [ 183.092471] slab_reclaimable:3856 slab_unreclaimable:57918 [ 183.092471] mapped:40 shmem:48 pagetables:312 bounce:0 [ 183.092471] free:6047 free_pcp:426 free_cma:0 [ 183.092486] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 183.092507] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 183.092536] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231640kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 183.092600] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 183.092648] 0 pages in swap cache [ 183.092653] Swap cache stats: add 0, delete 0, find 0/0 [ 183.092655] Free swap = 0kB [ 183.092658] Total swap = 0kB [ 183.092660] 1965979 pages RAM [ 183.092662] 0 pages HighMem/MovableOnly [ 183.092665] 313617 pages reserved [ 183.234255] init: page allocation stalls for 110040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 183.234265] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 183.234282] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 183.234292] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 183.234303] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 183.234305] Call Trace: [ 183.234322] [] dump_stack+0xc1/0x128 [ 183.234332] [] warn_alloc.cold.31+0x7f/0x9c [ 183.234342] [] ? zone_watermark_ok_safe+0x250/0x250 [ 183.234351] [] ? shrink_node+0x740/0x740 [ 183.234360] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 183.234369] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.234379] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 183.234388] [] ? check_preemption_disabled+0x3b/0x200 [ 183.234395] [] ? find_get_entry+0x11a/0x570 [ 183.234402] [] ? find_get_entry+0x141/0x570 [ 183.234409] [] ? page_cache_prev_hole+0x80/0x80 [ 183.234417] [] ? pagecache_get_page+0x131/0x710 [ 183.234424] [] filemap_fault+0xaf1/0x1110 [ 183.234433] [] ext4_filemap_fault+0x71/0xa0 [ 183.234441] [] __do_fault+0x223/0x500 [ 183.234448] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 183.234456] [] ? handle_mm_fault+0x1d4f/0x2350 [ 183.234464] [] handle_mm_fault+0x1326/0x2350 [ 183.234471] [] ? vm_insert_page+0x6f0/0x6f0 [ 183.234481] [] __do_page_fault+0x403/0xa60 [ 183.234490] [] ? bad_area_access_error+0x3a0/0x3a0 [ 183.234500] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.234507] [] do_page_fault+0x27/0x30 [ 183.234516] [] page_fault+0x25/0x30 [ 183.234519] Mem-Info: [ 183.234538] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 183.234538] active_file:25 inactive_file:34 isolated_file:0 [ 183.234538] unevictable:0 dirty:0 writeback:0 unstable:0 [ 183.234538] slab_reclaimable:3856 slab_unreclaimable:57918 [ 183.234538] mapped:40 shmem:48 pagetables:312 bounce:0 [ 183.234538] free:6047 free_pcp:426 free_cma:0 [ 183.234552] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 183.234572] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 183.234598] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231640kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 183.234659] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 183.234707] 0 pages in swap cache [ 183.234711] Swap cache stats: add 0, delete 0, find 0/0 [ 183.234713] Free swap = 0kB [ 183.234716] Total swap = 0kB [ 183.234718] 1965979 pages RAM [ 183.234721] 0 pages HighMem/MovableOnly [ 183.234723] 313617 pages reserved [ 183.432179] syz-executor101: page allocation stalls for 110060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 183.432189] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 183.432207] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 183.432218] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 183.432229] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 183.432231] Call Trace: [ 183.432247] [] dump_stack+0xc1/0x128 [ 183.432258] [] warn_alloc.cold.31+0x7f/0x9c [ 183.432268] [] ? zone_watermark_ok_safe+0x250/0x250 [ 183.432277] [] ? shrink_node+0x740/0x740 [ 183.432286] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 183.432295] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 183.432304] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 183.432313] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 183.432320] [] ? find_get_entry+0x11a/0x570 [ 183.432328] [] ? find_get_entry+0x141/0x570 [ 183.432335] [] ? page_cache_prev_hole+0x80/0x80 [ 183.432343] [] ? pagecache_get_page+0x131/0x710 [ 183.432351] [] filemap_fault+0xaf1/0x1110 [ 183.432361] [] ext4_filemap_fault+0x71/0xa0 [ 183.432368] [] __do_fault+0x223/0x500 [ 183.432376] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 183.432384] [] ? generic_file_readonly_mmap+0x190/0x190 [ 183.432400] [] handle_mm_fault+0x1326/0x2350 [ 183.432408] [] ? vm_insert_page+0x6f0/0x6f0 [ 183.432418] [] __do_page_fault+0x403/0xa60 [ 183.432426] [] ? bad_area_access_error+0x3a0/0x3a0 [ 183.432436] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 183.432443] [] do_page_fault+0x27/0x30 [ 183.432452] [] page_fault+0x25/0x30 [ 183.432455] Mem-Info: [ 183.432474] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 183.432474] active_file:25 inactive_file:34 isolated_file:0 [ 183.432474] unevictable:0 dirty:0 writeback:0 unstable:0 [ 183.432474] slab_reclaimable:3856 slab_unreclaimable:57918 [ 183.432474] mapped:40 shmem:48 pagetables:312 bounce:0 [ 183.432474] free:6047 free_pcp:426 free_cma:0 [ 183.432488] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 183.432508] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 183.432537] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231640kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:800kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 183.432599] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 183.432646] 0 pages in swap cache [ 183.432651] Swap cache stats: add 0, delete 0, find 0/0 [ 183.432653] Free swap = 0kB [ 183.432655] Total swap = 0kB [ 183.432658] 1965979 pages RAM [ 183.432660] 0 pages HighMem/MovableOnly [ 183.432663] 313617 pages reserved [ 183.972144] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 183.972144] to free 104kB on behalf of 'syz-executor101' (2982) because [ 183.972144] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 183.972144] Free memory is -13316kB above reserved [ 183.972157] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 183.972157] to free 104kB on behalf of 'syz-executor101' (2941) because [ 183.972157] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 183.972157] Free memory is -13316kB above reserved [ 184.982071] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 184.982071] to free 104kB on behalf of 'syz-executor101' (2978) because [ 184.982071] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 184.982071] Free memory is -13316kB above reserved [ 185.992074] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 185.992074] to free 104kB on behalf of 'syz-executor101' (2996) because [ 185.992074] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 185.992074] Free memory is -13316kB above reserved [ 185.992087] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 185.992087] to free 104kB on behalf of 'syz-executor101' (2985) because [ 185.992087] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 185.992087] Free memory is -13316kB above reserved [ 187.002063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 187.002063] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 187.002063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 187.002063] Free memory is -13316kB above reserved [ 187.002075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 187.002075] to free 104kB on behalf of 'cron' (1951) because [ 187.002075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 187.002075] Free memory is -13316kB above reserved [ 188.012105] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 188.012105] to free 104kB on behalf of 'syz-executor101' (2997) because [ 188.012105] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 188.012105] Free memory is -13316kB above reserved [ 188.012117] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 188.012117] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 188.012117] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 188.012117] Free memory is -13316kB above reserved [ 188.580744] cron: page allocation stalls for 100060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 188.580754] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 188.580772] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 188.580783] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 188.580794] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 188.580796] Call Trace: [ 188.580812] [] dump_stack+0xc1/0x128 [ 188.580822] [] warn_alloc.cold.31+0x7f/0x9c [ 188.580832] [] ? zone_watermark_ok_safe+0x250/0x250 [ 188.580842] [] ? shrink_node+0x740/0x740 [ 188.580851] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 188.580859] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 188.580869] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 188.580877] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 188.580885] [] ? find_get_entry+0x11a/0x570 [ 188.580892] [] ? find_get_entry+0x141/0x570 [ 188.580899] [] ? page_cache_prev_hole+0x80/0x80 [ 188.580907] [] ? pagecache_get_page+0x131/0x710 [ 188.580915] [] filemap_fault+0xaf1/0x1110 [ 188.580924] [] ext4_filemap_fault+0x71/0xa0 [ 188.580931] [] __do_fault+0x223/0x500 [ 188.580938] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 188.580947] [] ? generic_file_readonly_mmap+0x190/0x190 [ 188.580955] [] handle_mm_fault+0x1326/0x2350 [ 188.580962] [] ? vm_insert_page+0x6f0/0x6f0 [ 188.580970] [] ? hrtimer_nanosleep+0x38c/0x550 [ 188.580978] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 188.580988] [] __do_page_fault+0x403/0xa60 [ 188.580996] [] ? bad_area_access_error+0x3a0/0x3a0 [ 188.581006] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 188.581013] [] do_page_fault+0x27/0x30 [ 188.581022] [] page_fault+0x25/0x30 [ 188.581027] Mem-Info: [ 188.581046] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 188.581046] active_file:25 inactive_file:34 isolated_file:0 [ 188.581046] unevictable:0 dirty:0 writeback:0 unstable:0 [ 188.581046] slab_reclaimable:3856 slab_unreclaimable:57919 [ 188.581046] mapped:40 shmem:48 pagetables:312 bounce:0 [ 188.581046] free:6047 free_pcp:425 free_cma:0 [ 188.581060] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 188.581080] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 188.581109] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231644kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:796kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 188.581171] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 188.581218] 0 pages in swap cache [ 188.581222] Swap cache stats: add 0, delete 0, find 0/0 [ 188.581225] Free swap = 0kB [ 188.581227] Total swap = 0kB [ 188.581230] 1965979 pages RAM [ 188.581232] 0 pages HighMem/MovableOnly [ 188.581234] 313617 pages reserved [ 189.022027] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 189.022027] to free 104kB on behalf of 'cron' (1951) because [ 189.022027] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 189.022027] Free memory is -13316kB above reserved [ 190.057483] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 190.057483] to free 104kB on behalf of 'syz-executor101' (2941) because [ 190.057483] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 190.057483] Free memory is -13316kB above reserved [ 191.065150] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 191.065150] to free 104kB on behalf of 'syz-executor101' (2079) because [ 191.065150] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 191.065150] Free memory is -13316kB above reserved [ 192.075505] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 192.075505] to free 104kB on behalf of 'cron' (1951) because [ 192.075505] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 192.075505] Free memory is -13316kB above reserved [ 193.082082] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 193.082082] to free 104kB on behalf of 'syz-executor101' (2997) because [ 193.082082] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 193.082082] Free memory is -13316kB above reserved [ 193.082095] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 193.082095] to free 104kB on behalf of 'syz-executor101' (2941) because [ 193.082095] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 193.082095] Free memory is -13316kB above reserved [ 193.154661] rs:main Q:Reg: page allocation stalls for 120040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 193.154671] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 193.154688] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 193.154698] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 193.154706] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 193.154708] Call Trace: [ 193.154723] [] dump_stack+0xc1/0x128 [ 193.154732] [] warn_alloc.cold.31+0x7f/0x9c [ 193.154740] [] ? zone_watermark_ok_safe+0x250/0x250 [ 193.154747] [] ? shrink_node+0x740/0x740 [ 193.154755] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 193.154762] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 193.154769] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 193.154777] [] ? check_preemption_disabled+0x3b/0x200 [ 193.154783] [] ? find_get_entry+0x11a/0x570 [ 193.154789] [] ? find_get_entry+0x141/0x570 [ 193.154796] [] ? page_cache_prev_hole+0x80/0x80 [ 193.154804] [] ? autoremove_wake_function+0x40/0x40 [ 193.154811] [] ? pagecache_get_page+0x131/0x710 [ 193.154819] [] filemap_fault+0xaf1/0x1110 [ 193.154828] [] ext4_filemap_fault+0x71/0xa0 [ 193.154836] [] __do_fault+0x223/0x500 [ 193.154843] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 193.154851] [] ? handle_mm_fault+0x1d4f/0x2350 [ 193.154859] [] handle_mm_fault+0x1326/0x2350 [ 193.154866] [] ? vm_insert_page+0x6f0/0x6f0 [ 193.154875] [] ? selinux_file_permission+0x82/0x470 [ 193.154883] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 193.154892] [] __do_page_fault+0x403/0xa60 [ 193.154900] [] ? bad_area_access_error+0x3a0/0x3a0 [ 193.154909] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.154916] [] do_page_fault+0x27/0x30 [ 193.154925] [] page_fault+0x25/0x30 [ 193.154928] Mem-Info: [ 193.154947] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 193.154947] active_file:25 inactive_file:34 isolated_file:0 [ 193.154947] unevictable:0 dirty:0 writeback:0 unstable:0 [ 193.154947] slab_reclaimable:3856 slab_unreclaimable:57919 [ 193.154947] mapped:40 shmem:48 pagetables:312 bounce:0 [ 193.154947] free:6047 free_pcp:425 free_cma:0 [ 193.154962] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 193.154982] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 193.155011] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231644kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:796kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 193.155073] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 193.155120] 0 pages in swap cache [ 193.155125] Swap cache stats: add 0, delete 0, find 0/0 [ 193.155127] Free swap = 0kB [ 193.155129] Total swap = 0kB [ 193.155132] 1965979 pages RAM [ 193.155134] 0 pages HighMem/MovableOnly [ 193.155136] 313617 pages reserved [ 193.305976] init: page allocation stalls for 120110ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 193.305987] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 193.306004] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 193.306015] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 193.306026] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 193.306028] Call Trace: [ 193.306045] [] dump_stack+0xc1/0x128 [ 193.306055] [] warn_alloc.cold.31+0x7f/0x9c [ 193.306065] [] ? zone_watermark_ok_safe+0x250/0x250 [ 193.306075] [] ? shrink_node+0x740/0x740 [ 193.306084] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 193.306093] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 193.306103] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 193.306113] [] ? check_preemption_disabled+0x3b/0x200 [ 193.306121] [] ? find_get_entry+0x11a/0x570 [ 193.306129] [] ? find_get_entry+0x141/0x570 [ 193.306137] [] ? page_cache_prev_hole+0x80/0x80 [ 193.306145] [] ? pagecache_get_page+0x131/0x710 [ 193.306153] [] filemap_fault+0xaf1/0x1110 [ 193.306163] [] ext4_filemap_fault+0x71/0xa0 [ 193.306171] [] __do_fault+0x223/0x500 [ 193.306178] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 193.306186] [] ? handle_mm_fault+0x1d4f/0x2350 [ 193.306195] [] handle_mm_fault+0x1326/0x2350 [ 193.306203] [] ? vm_insert_page+0x6f0/0x6f0 [ 193.306213] [] __do_page_fault+0x403/0xa60 [ 193.306221] [] ? bad_area_access_error+0x3a0/0x3a0 [ 193.306232] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.306240] [] do_page_fault+0x27/0x30 [ 193.306249] [] page_fault+0x25/0x30 [ 193.306252] Mem-Info: [ 193.306272] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 193.306272] active_file:25 inactive_file:34 isolated_file:0 [ 193.306272] unevictable:0 dirty:0 writeback:0 unstable:0 [ 193.306272] slab_reclaimable:3856 slab_unreclaimable:57919 [ 193.306272] mapped:40 shmem:48 pagetables:312 bounce:0 [ 193.306272] free:6047 free_pcp:425 free_cma:0 [ 193.306287] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 193.306308] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 193.306337] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231644kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:796kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 193.306399] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 193.306457] 0 pages in swap cache [ 193.306462] Swap cache stats: add 0, delete 0, find 0/0 [ 193.306464] Free swap = 0kB [ 193.306467] Total swap = 0kB [ 193.306469] 1965979 pages RAM [ 193.306471] 0 pages HighMem/MovableOnly [ 193.306474] 313617 pages reserved [ 193.395309] syz-executor101: page allocation stalls for 120020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 193.395319] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 193.395337] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 193.395348] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 193.395359] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 193.395362] Call Trace: [ 193.395378] [] dump_stack+0xc1/0x128 [ 193.395395] [] warn_alloc.cold.31+0x7f/0x9c [ 193.395405] [] ? zone_watermark_ok_safe+0x250/0x250 [ 193.395415] [] ? shrink_node+0x740/0x740 [ 193.395425] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 193.395433] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 193.395443] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 193.395452] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 193.395460] [] ? find_get_entry+0x11a/0x570 [ 193.395468] [] ? find_get_entry+0x141/0x570 [ 193.395476] [] ? page_cache_prev_hole+0x80/0x80 [ 193.395484] [] ? pagecache_get_page+0x131/0x710 [ 193.395492] [] filemap_fault+0xaf1/0x1110 [ 193.395502] [] ext4_filemap_fault+0x71/0xa0 [ 193.395510] [] __do_fault+0x223/0x500 [ 193.395517] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 193.395526] [] ? generic_file_readonly_mmap+0x190/0x190 [ 193.395534] [] handle_mm_fault+0x1326/0x2350 [ 193.395542] [] ? vm_insert_page+0x6f0/0x6f0 [ 193.395553] [] __do_page_fault+0x403/0xa60 [ 193.395561] [] ? bad_area_access_error+0x3a0/0x3a0 [ 193.395572] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 193.395580] [] do_page_fault+0x27/0x30 [ 193.395589] [] page_fault+0x25/0x30 [ 193.395593] Mem-Info: [ 193.395612] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 193.395612] active_file:25 inactive_file:34 isolated_file:0 [ 193.395612] unevictable:0 dirty:0 writeback:0 unstable:0 [ 193.395612] slab_reclaimable:3856 slab_unreclaimable:57919 [ 193.395612] mapped:40 shmem:48 pagetables:312 bounce:0 [ 193.395612] free:6047 free_pcp:425 free_cma:0 [ 193.395627] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 193.395648] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 193.395678] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231644kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:796kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 193.395742] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 193.395791] 0 pages in swap cache [ 193.395796] Swap cache stats: add 0, delete 0, find 0/0 [ 193.395798] Free swap = 0kB [ 193.395800] Total swap = 0kB [ 193.395803] 1965979 pages RAM [ 193.395805] 0 pages HighMem/MovableOnly [ 193.395807] 313617 pages reserved [ 194.092023] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 194.092023] to free 104kB on behalf of 'syz-executor101' (2978) because [ 194.092023] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 194.092023] Free memory is -13316kB above reserved [ 194.092035] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 194.092035] to free 104kB on behalf of 'syz-executor101' (2985) because [ 194.092035] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 194.092035] Free memory is -13316kB above reserved [ 195.102040] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 195.102040] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 195.102040] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 195.102040] Free memory is -13316kB above reserved [ 195.102053] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 195.102053] to free 104kB on behalf of 'syz-executor101' (2079) because [ 195.102053] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 195.102053] Free memory is -13316kB above reserved [ 196.112043] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 196.112043] to free 104kB on behalf of 'cron' (1951) because [ 196.112043] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 196.112043] Free memory is -13316kB above reserved [ 196.112056] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 196.112056] to free 104kB on behalf of 'syz-executor101' (2985) because [ 196.112056] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 196.112056] Free memory is -13316kB above reserved [ 197.122064] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 197.122064] to free 104kB on behalf of 'syz-executor101' (2985) because [ 197.122064] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 197.122064] Free memory is -13316kB above reserved [ 198.139652] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 198.139652] to free 104kB on behalf of 'syz-executor101' (2978) because [ 198.139652] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 198.139652] Free memory is -13316kB above reserved [ 198.523062] cron: page allocation stalls for 110010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 198.523072] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 198.523090] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 198.523102] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 198.523113] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 198.523123] Call Trace: [ 198.523139] [] dump_stack+0xc1/0x128 [ 198.523157] [] warn_alloc.cold.31+0x7f/0x9c [ 198.523168] [] ? zone_watermark_ok_safe+0x250/0x250 [ 198.523178] [] ? shrink_node+0x740/0x740 [ 198.523187] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 198.523196] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 198.523206] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 198.523215] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 198.523223] [] ? find_get_entry+0x11a/0x570 [ 198.523230] [] ? find_get_entry+0x141/0x570 [ 198.523238] [] ? page_cache_prev_hole+0x80/0x80 [ 198.523246] [] ? pagecache_get_page+0x131/0x710 [ 198.523267] [] filemap_fault+0xaf1/0x1110 [ 198.523276] [] ext4_filemap_fault+0x71/0xa0 [ 198.523284] [] __do_fault+0x223/0x500 [ 198.523291] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 198.523299] [] ? generic_file_readonly_mmap+0x190/0x190 [ 198.523311] [] handle_mm_fault+0x1326/0x2350 [ 198.523319] [] ? vm_insert_page+0x6f0/0x6f0 [ 198.523328] [] ? hrtimer_nanosleep+0x38c/0x550 [ 198.523336] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 198.523345] [] __do_page_fault+0x403/0xa60 [ 198.523353] [] ? bad_area_access_error+0x3a0/0x3a0 [ 198.523369] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 198.523377] [] do_page_fault+0x27/0x30 [ 198.523386] [] page_fault+0x25/0x30 [ 198.523390] Mem-Info: [ 198.523408] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 198.523408] active_file:25 inactive_file:34 isolated_file:0 [ 198.523408] unevictable:0 dirty:0 writeback:0 unstable:0 [ 198.523408] slab_reclaimable:3856 slab_unreclaimable:57919 [ 198.523408] mapped:40 shmem:48 pagetables:312 bounce:0 [ 198.523408] free:6047 free_pcp:425 free_cma:0 [ 198.523422] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 198.523442] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 198.523470] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231644kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:796kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 198.523532] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 198.523578] 0 pages in swap cache [ 198.523583] Swap cache stats: add 0, delete 0, find 0/0 [ 198.523585] Free swap = 0kB [ 198.523587] Total swap = 0kB [ 198.523590] 1965979 pages RAM [ 198.523592] 0 pages HighMem/MovableOnly [ 198.523594] 313617 pages reserved [ 199.142013] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 199.142013] to free 104kB on behalf of 'init' (1) because [ 199.142013] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 199.142013] Free memory is -13316kB above reserved [ 200.152046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 200.152046] to free 104kB on behalf of 'syz-executor101' (2978) because [ 200.152046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 200.152046] Free memory is -13316kB above reserved [ 200.152062] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 200.152062] to free 104kB on behalf of 'syz-executor101' (2957) because [ 200.152062] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 200.152062] Free memory is -13316kB above reserved [ 201.162078] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 201.162078] to free 104kB on behalf of 'syz-executor101' (2982) because [ 201.162078] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 201.162078] Free memory is -13316kB above reserved [ 201.162097] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 201.162097] to free 104kB on behalf of 'cron' (1951) because [ 201.162097] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 201.162097] Free memory is -13316kB above reserved [ 202.172054] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 202.172054] to free 104kB on behalf of 'init' (1) because [ 202.172054] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 202.172054] Free memory is -13316kB above reserved [ 203.135555] rs:main Q:Reg: page allocation stalls for 130050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 203.135565] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 203.135582] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 203.135593] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 203.135604] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 203.135606] Call Trace: [ 203.135622] [] dump_stack+0xc1/0x128 [ 203.135632] [] warn_alloc.cold.31+0x7f/0x9c [ 203.135642] [] ? zone_watermark_ok_safe+0x250/0x250 [ 203.135651] [] ? shrink_node+0x740/0x740 [ 203.135660] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 203.135669] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 203.135678] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 203.135687] [] ? check_preemption_disabled+0x3b/0x200 [ 203.135695] [] ? find_get_entry+0x11a/0x570 [ 203.135703] [] ? find_get_entry+0x141/0x570 [ 203.135710] [] ? page_cache_prev_hole+0x80/0x80 [ 203.135719] [] ? autoremove_wake_function+0x40/0x40 [ 203.135727] [] ? pagecache_get_page+0x131/0x710 [ 203.135735] [] filemap_fault+0xaf1/0x1110 [ 203.135744] [] ext4_filemap_fault+0x71/0xa0 [ 203.135751] [] __do_fault+0x223/0x500 [ 203.135759] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 203.135767] [] ? handle_mm_fault+0x1d4f/0x2350 [ 203.135775] [] handle_mm_fault+0x1326/0x2350 [ 203.135783] [] ? vm_insert_page+0x6f0/0x6f0 [ 203.135792] [] ? selinux_file_permission+0x82/0x470 [ 203.135800] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 203.135809] [] __do_page_fault+0x403/0xa60 [ 203.135817] [] ? bad_area_access_error+0x3a0/0x3a0 [ 203.135827] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 203.135835] [] do_page_fault+0x27/0x30 [ 203.135843] [] page_fault+0x25/0x30 [ 203.135847] Mem-Info: [ 203.135865] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 203.135865] active_file:25 inactive_file:34 isolated_file:0 [ 203.135865] unevictable:0 dirty:0 writeback:0 unstable:0 [ 203.135865] slab_reclaimable:3856 slab_unreclaimable:57921 [ 203.135865] mapped:40 shmem:48 pagetables:312 bounce:0 [ 203.135865] free:6047 free_pcp:423 free_cma:0 [ 203.135880] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 203.135909] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 203.135937] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231652kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:788kB local_pcp:688kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 203.135999] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 203.136046] 0 pages in swap cache [ 203.136050] Swap cache stats: add 0, delete 0, find 0/0 [ 203.136053] Free swap = 0kB [ 203.136055] Total swap = 0kB [ 203.136057] 1965979 pages RAM [ 203.136060] 0 pages HighMem/MovableOnly [ 203.136062] 313617 pages reserved [ 203.183583] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 203.183583] to free 104kB on behalf of 'cron' (1951) because [ 203.183583] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 203.183583] Free memory is -13316kB above reserved [ 203.224495] init: page allocation stalls for 130030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 203.224504] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 203.224521] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 203.224531] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 203.224542] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 203.224543] Call Trace: [ 203.224559] [] dump_stack+0xc1/0x128 [ 203.224570] [] warn_alloc.cold.31+0x7f/0x9c [ 203.224580] [] ? zone_watermark_ok_safe+0x250/0x250 [ 203.224597] [] ? shrink_node+0x740/0x740 [ 203.224606] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 203.224614] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 203.224624] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 203.224646] [] ? check_preemption_disabled+0x3b/0x200 [ 203.224654] [] ? find_get_entry+0x11a/0x570 [ 203.224661] [] ? find_get_entry+0x141/0x570 [ 203.224668] [] ? page_cache_prev_hole+0x80/0x80 [ 203.224676] [] ? pagecache_get_page+0x131/0x710 [ 203.224684] [] filemap_fault+0xaf1/0x1110 [ 203.224693] [] ext4_filemap_fault+0x71/0xa0 [ 203.224700] [] __do_fault+0x223/0x500 [ 203.224707] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 203.224715] [] ? handle_mm_fault+0x1d4f/0x2350 [ 203.224722] [] handle_mm_fault+0x1326/0x2350 [ 203.224729] [] ? vm_insert_page+0x6f0/0x6f0 [ 203.224739] [] __do_page_fault+0x403/0xa60 [ 203.224747] [] ? bad_area_access_error+0x3a0/0x3a0 [ 203.224756] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 203.224763] [] do_page_fault+0x27/0x30 [ 203.224771] [] page_fault+0x25/0x30 [ 203.224775] Mem-Info: [ 203.224793] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 203.224793] active_file:25 inactive_file:34 isolated_file:0 [ 203.224793] unevictable:0 dirty:0 writeback:0 unstable:0 [ 203.224793] slab_reclaimable:3856 slab_unreclaimable:57921 [ 203.224793] mapped:40 shmem:48 pagetables:312 bounce:0 [ 203.224793] free:6047 free_pcp:423 free_cma:0 [ 203.224806] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 203.224825] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 203.224852] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231652kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:788kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 203.224913] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 203.224956] 0 pages in swap cache [ 203.224960] Swap cache stats: add 0, delete 0, find 0/0 [ 203.224962] Free swap = 0kB [ 203.224964] Total swap = 0kB [ 203.224967] 1965979 pages RAM [ 203.224969] 0 pages HighMem/MovableOnly [ 203.224971] 313617 pages reserved [ 203.423345] syz-executor101: page allocation stalls for 130050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 203.423355] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 203.423373] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 203.423384] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 203.423401] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 203.423403] Call Trace: [ 203.423419] [] dump_stack+0xc1/0x128 [ 203.423430] [] warn_alloc.cold.31+0x7f/0x9c [ 203.423440] [] ? zone_watermark_ok_safe+0x250/0x250 [ 203.423449] [] ? shrink_node+0x740/0x740 [ 203.423459] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 203.423467] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 203.423476] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 203.423486] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 203.423493] [] ? find_get_entry+0x11a/0x570 [ 203.423501] [] ? find_get_entry+0x141/0x570 [ 203.423509] [] ? page_cache_prev_hole+0x80/0x80 [ 203.423516] [] ? pagecache_get_page+0x131/0x710 [ 203.423525] [] filemap_fault+0xaf1/0x1110 [ 203.423534] [] ext4_filemap_fault+0x71/0xa0 [ 203.423541] [] __do_fault+0x223/0x500 [ 203.423549] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 203.423557] [] ? generic_file_readonly_mmap+0x190/0x190 [ 203.423566] [] handle_mm_fault+0x1326/0x2350 [ 203.423573] [] ? vm_insert_page+0x6f0/0x6f0 [ 203.423583] [] __do_page_fault+0x403/0xa60 [ 203.423592] [] ? bad_area_access_error+0x3a0/0x3a0 [ 203.423602] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 203.423609] [] do_page_fault+0x27/0x30 [ 203.423618] [] page_fault+0x25/0x30 [ 203.423621] Mem-Info: [ 203.423640] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 203.423640] active_file:25 inactive_file:34 isolated_file:0 [ 203.423640] unevictable:0 dirty:0 writeback:0 unstable:0 [ 203.423640] slab_reclaimable:3856 slab_unreclaimable:57921 [ 203.423640] mapped:40 shmem:48 pagetables:312 bounce:0 [ 203.423640] free:6047 free_pcp:423 free_cma:0 [ 203.423654] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 203.423674] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 203.423703] Normal free:5556kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231652kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:788kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 203.423765] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 155*8kB (ME) 109*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 110 total pagecache pages [ 203.423812] 0 pages in swap cache [ 203.423817] Swap cache stats: add 0, delete 0, find 0/0 [ 203.423819] Free swap = 0kB [ 203.423821] Total swap = 0kB [ 203.423824] 1965979 pages RAM [ 203.423826] 0 pages HighMem/MovableOnly [ 203.423828] 313617 pages reserved [ 204.192050] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 204.192050] to free 104kB on behalf of 'cron' (1951) because [ 204.192050] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 204.192050] Free memory is -13316kB above reserved [ 204.192063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 204.192063] to free 104kB on behalf of 'syz-executor101' (2997) because [ 204.192063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 204.192063] Free memory is -13316kB above reserved [ 205.202071] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 205.202071] to free 104kB on behalf of 'syz-executor101' (2996) because [ 205.202071] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 205.202071] Free memory is -13324kB above reserved [ 206.212036] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 206.212036] to free 104kB on behalf of 'syz-executor101' (2996) because [ 206.212036] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 206.212036] Free memory is -13324kB above reserved [ 207.223382] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 207.223382] to free 104kB on behalf of 'syz-executor101' (2978) because [ 207.223382] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 207.223382] Free memory is -13324kB above reserved [ 207.223409] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 207.223409] to free 104kB on behalf of 'syz-executor101' (2941) because [ 207.223409] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 207.223409] Free memory is -13324kB above reserved [ 208.235155] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 208.235155] to free 104kB on behalf of 'syz-executor101' (2985) because [ 208.235155] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 208.235155] Free memory is -13324kB above reserved [ 208.524757] cron: page allocation stalls for 120010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 208.524766] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 208.524783] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 208.524794] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 208.524805] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 208.524807] Call Trace: [ 208.524823] [] dump_stack+0xc1/0x128 [ 208.524833] [] warn_alloc.cold.31+0x7f/0x9c [ 208.524843] [] ? zone_watermark_ok_safe+0x250/0x250 [ 208.524852] [] ? shrink_node+0x740/0x740 [ 208.524861] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 208.524870] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 208.524879] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 208.524896] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 208.524904] [] ? find_get_entry+0x11a/0x570 [ 208.524911] [] ? find_get_entry+0x141/0x570 [ 208.524919] [] ? page_cache_prev_hole+0x80/0x80 [ 208.524927] [] ? pagecache_get_page+0x131/0x710 [ 208.524935] [] filemap_fault+0xaf1/0x1110 [ 208.524944] [] ext4_filemap_fault+0x71/0xa0 [ 208.524951] [] __do_fault+0x223/0x500 [ 208.524959] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 208.524967] [] ? generic_file_readonly_mmap+0x190/0x190 [ 208.524975] [] handle_mm_fault+0x1326/0x2350 [ 208.524983] [] ? vm_insert_page+0x6f0/0x6f0 [ 208.524991] [] ? hrtimer_nanosleep+0x38c/0x550 [ 208.524999] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 208.525008] [] __do_page_fault+0x403/0xa60 [ 208.525016] [] ? bad_area_access_error+0x3a0/0x3a0 [ 208.525027] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 208.525034] [] do_page_fault+0x27/0x30 [ 208.525042] [] page_fault+0x25/0x30 [ 208.525046] Mem-Info: [ 208.525065] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 208.525065] active_file:25 inactive_file:34 isolated_file:0 [ 208.525065] unevictable:0 dirty:0 writeback:0 unstable:0 [ 208.525065] slab_reclaimable:3856 slab_unreclaimable:57924 [ 208.525065] mapped:40 shmem:48 pagetables:312 bounce:0 [ 208.525065] free:6045 free_pcp:422 free_cma:0 [ 208.525079] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 208.525099] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 208.525128] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 208.525190] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 208.525237] 0 pages in swap cache [ 208.525241] Swap cache stats: add 0, delete 0, find 0/0 [ 208.525244] Free swap = 0kB [ 208.525246] Total swap = 0kB [ 208.525248] 1965979 pages RAM [ 208.525250] 0 pages HighMem/MovableOnly [ 208.525253] 313617 pages reserved [ 209.242069] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 209.242069] to free 104kB on behalf of 'syz-executor101' (2997) because [ 209.242069] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 209.242069] Free memory is -13324kB above reserved [ 210.252082] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 210.252082] to free 104kB on behalf of 'syz-executor101' (2996) because [ 210.252082] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 210.252082] Free memory is -13324kB above reserved [ 211.262093] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 211.262093] to free 104kB on behalf of 'syz-executor101' (2982) because [ 211.262093] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 211.262093] Free memory is -13324kB above reserved [ 212.272088] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 212.272088] to free 104kB on behalf of 'syz-executor101' (2997) because [ 212.272088] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 212.272088] Free memory is -13324kB above reserved [ 212.272101] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 212.272101] to free 104kB on behalf of 'syz-executor101' (2957) because [ 212.272101] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 212.272101] Free memory is -13324kB above reserved [ 213.098627] rs:main Q:Reg: page allocation stalls for 140010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 213.098643] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 213.098660] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 213.098670] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 213.098680] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 213.098682] Call Trace: [ 213.098699] [] dump_stack+0xc1/0x128 [ 213.098709] [] warn_alloc.cold.31+0x7f/0x9c [ 213.098719] [] ? zone_watermark_ok_safe+0x250/0x250 [ 213.098727] [] ? shrink_node+0x740/0x740 [ 213.098736] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 213.098745] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 213.098754] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 213.098763] [] ? check_preemption_disabled+0x3b/0x200 [ 213.098771] [] ? find_get_entry+0x11a/0x570 [ 213.098778] [] ? find_get_entry+0x141/0x570 [ 213.098785] [] ? page_cache_prev_hole+0x80/0x80 [ 213.098794] [] ? autoremove_wake_function+0x40/0x40 [ 213.098801] [] ? pagecache_get_page+0x131/0x710 [ 213.098808] [] filemap_fault+0xaf1/0x1110 [ 213.098817] [] ext4_filemap_fault+0x71/0xa0 [ 213.098824] [] __do_fault+0x223/0x500 [ 213.098831] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 213.098838] [] ? handle_mm_fault+0x1d4f/0x2350 [ 213.098846] [] handle_mm_fault+0x1326/0x2350 [ 213.098853] [] ? vm_insert_page+0x6f0/0x6f0 [ 213.098861] [] ? selinux_file_permission+0x82/0x470 [ 213.098868] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 213.098876] [] __do_page_fault+0x403/0xa60 [ 213.098884] [] ? bad_area_access_error+0x3a0/0x3a0 [ 213.098893] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.098900] [] do_page_fault+0x27/0x30 [ 213.098908] [] page_fault+0x25/0x30 [ 213.098912] Mem-Info: [ 213.098930] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 213.098930] active_file:25 inactive_file:34 isolated_file:0 [ 213.098930] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.098930] slab_reclaimable:3856 slab_unreclaimable:57924 [ 213.098930] mapped:40 shmem:48 pagetables:312 bounce:0 [ 213.098930] free:6045 free_pcp:422 free_cma:0 [ 213.098944] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 213.098963] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 213.098989] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 213.099047] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 213.099090] 0 pages in swap cache [ 213.099095] Swap cache stats: add 0, delete 0, find 0/0 [ 213.099097] Free swap = 0kB [ 213.099099] Total swap = 0kB [ 213.099101] 1965979 pages RAM [ 213.099103] 0 pages HighMem/MovableOnly [ 213.099105] 313617 pages reserved [ 213.203261] init: page allocation stalls for 140010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 213.203271] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 213.203288] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 213.203299] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 213.203310] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 213.203312] Call Trace: [ 213.203328] [] dump_stack+0xc1/0x128 [ 213.203339] [] warn_alloc.cold.31+0x7f/0x9c [ 213.203349] [] ? zone_watermark_ok_safe+0x250/0x250 [ 213.203359] [] ? shrink_node+0x740/0x740 [ 213.203368] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 213.203377] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 213.203386] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 213.203396] [] ? check_preemption_disabled+0x3b/0x200 [ 213.203403] [] ? find_get_entry+0x11a/0x570 [ 213.203411] [] ? find_get_entry+0x141/0x570 [ 213.203419] [] ? page_cache_prev_hole+0x80/0x80 [ 213.203427] [] ? pagecache_get_page+0x131/0x710 [ 213.203435] [] filemap_fault+0xaf1/0x1110 [ 213.203444] [] ext4_filemap_fault+0x71/0xa0 [ 213.203452] [] __do_fault+0x223/0x500 [ 213.203460] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 213.203468] [] ? handle_mm_fault+0x1d4f/0x2350 [ 213.203476] [] handle_mm_fault+0x1326/0x2350 [ 213.203484] [] ? vm_insert_page+0x6f0/0x6f0 [ 213.203494] [] __do_page_fault+0x403/0xa60 [ 213.203503] [] ? bad_area_access_error+0x3a0/0x3a0 [ 213.203514] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.203521] [] do_page_fault+0x27/0x30 [ 213.203530] [] page_fault+0x25/0x30 [ 213.203534] Mem-Info: [ 213.203553] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 213.203553] active_file:25 inactive_file:34 isolated_file:0 [ 213.203553] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.203553] slab_reclaimable:3856 slab_unreclaimable:57924 [ 213.203553] mapped:40 shmem:48 pagetables:312 bounce:0 [ 213.203553] free:6045 free_pcp:422 free_cma:0 [ 213.203568] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 213.203589] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 213.203618] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 213.203682] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 213.203731] 0 pages in swap cache [ 213.203736] Swap cache stats: add 0, delete 0, find 0/0 [ 213.203738] Free swap = 0kB [ 213.203740] Total swap = 0kB [ 213.203743] 1965979 pages RAM [ 213.203745] 0 pages HighMem/MovableOnly [ 213.203747] 313617 pages reserved [ 213.282071] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 213.282071] to free 104kB on behalf of 'syz-executor101' (2997) because [ 213.282071] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 213.282071] Free memory is -13324kB above reserved [ 213.429207] syz-executor101: page allocation stalls for 140050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 213.429217] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 213.429234] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 213.429244] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 213.429255] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 213.429257] Call Trace: [ 213.429273] [] dump_stack+0xc1/0x128 [ 213.429283] [] warn_alloc.cold.31+0x7f/0x9c [ 213.429293] [] ? zone_watermark_ok_safe+0x250/0x250 [ 213.429302] [] ? shrink_node+0x740/0x740 [ 213.429312] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 213.429320] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 213.429329] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 213.429338] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 213.429345] [] ? find_get_entry+0x11a/0x570 [ 213.429353] [] ? find_get_entry+0x141/0x570 [ 213.429361] [] ? page_cache_prev_hole+0x80/0x80 [ 213.429369] [] ? pagecache_get_page+0x131/0x710 [ 213.429377] [] filemap_fault+0xaf1/0x1110 [ 213.429385] [] ext4_filemap_fault+0x71/0xa0 [ 213.429393] [] __do_fault+0x223/0x500 [ 213.429401] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 213.429409] [] ? generic_file_readonly_mmap+0x190/0x190 [ 213.429417] [] handle_mm_fault+0x1326/0x2350 [ 213.429425] [] ? vm_insert_page+0x6f0/0x6f0 [ 213.429435] [] __do_page_fault+0x403/0xa60 [ 213.429443] [] ? bad_area_access_error+0x3a0/0x3a0 [ 213.429453] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 213.429460] [] do_page_fault+0x27/0x30 [ 213.429469] [] page_fault+0x25/0x30 [ 213.429472] Mem-Info: [ 213.429490] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 213.429490] active_file:25 inactive_file:34 isolated_file:0 [ 213.429490] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.429490] slab_reclaimable:3856 slab_unreclaimable:57924 [ 213.429490] mapped:40 shmem:48 pagetables:312 bounce:0 [ 213.429490] free:6045 free_pcp:422 free_cma:0 [ 213.429505] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 213.429525] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 213.429553] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 213.429615] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 213.429662] 0 pages in swap cache [ 213.429666] Swap cache stats: add 0, delete 0, find 0/0 [ 213.429668] Free swap = 0kB [ 213.429671] Total swap = 0kB [ 213.429673] 1965979 pages RAM [ 213.429675] 0 pages HighMem/MovableOnly [ 213.429678] 313617 pages reserved [ 214.292082] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 214.292082] to free 104kB on behalf of 'syz-executor101' (2957) because [ 214.292082] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 214.292082] Free memory is -13324kB above reserved [ 215.302055] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 215.302055] to free 104kB on behalf of 'syz-executor101' (2941) because [ 215.302055] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 215.302055] Free memory is -13324kB above reserved [ 215.302067] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 215.302067] to free 104kB on behalf of 'syz-executor101' (2982) because [ 215.302067] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 215.302067] Free memory is -13324kB above reserved [ 216.312090] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 216.312090] to free 104kB on behalf of 'init' (1) because [ 216.312090] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 216.312090] Free memory is -13324kB above reserved [ 216.312103] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 216.312103] to free 104kB on behalf of 'syz-executor101' (2978) because [ 216.312103] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 216.312103] Free memory is -13324kB above reserved [ 217.322042] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 217.322042] to free 104kB on behalf of 'syz-executor101' (2996) because [ 217.322042] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 217.322042] Free memory is -13324kB above reserved [ 218.349340] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 218.349340] to free 104kB on behalf of 'syz-executor101' (2985) because [ 218.349340] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 218.349340] Free memory is -13324kB above reserved [ 218.562553] cron: page allocation stalls for 130050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 218.562564] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 218.562581] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 218.562592] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 218.562603] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 218.562605] Call Trace: [ 218.562621] [] dump_stack+0xc1/0x128 [ 218.562632] [] warn_alloc.cold.31+0x7f/0x9c [ 218.562642] [] ? zone_watermark_ok_safe+0x250/0x250 [ 218.562651] [] ? shrink_node+0x740/0x740 [ 218.562660] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 218.562668] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 218.562677] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 218.562686] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 218.562694] [] ? find_get_entry+0x11a/0x570 [ 218.562702] [] ? find_get_entry+0x141/0x570 [ 218.562710] [] ? page_cache_prev_hole+0x80/0x80 [ 218.562718] [] ? pagecache_get_page+0x131/0x710 [ 218.562726] [] filemap_fault+0xaf1/0x1110 [ 218.562735] [] ext4_filemap_fault+0x71/0xa0 [ 218.562743] [] __do_fault+0x223/0x500 [ 218.562750] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 218.562758] [] ? generic_file_readonly_mmap+0x190/0x190 [ 218.562766] [] handle_mm_fault+0x1326/0x2350 [ 218.562774] [] ? vm_insert_page+0x6f0/0x6f0 [ 218.562782] [] ? hrtimer_nanosleep+0x38c/0x550 [ 218.562790] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 218.562800] [] __do_page_fault+0x403/0xa60 [ 218.562808] [] ? bad_area_access_error+0x3a0/0x3a0 [ 218.562818] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 218.562825] [] do_page_fault+0x27/0x30 [ 218.562834] [] page_fault+0x25/0x30 [ 218.562838] Mem-Info: [ 218.562856] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 218.562856] active_file:25 inactive_file:34 isolated_file:0 [ 218.562856] unevictable:0 dirty:0 writeback:0 unstable:0 [ 218.562856] slab_reclaimable:3856 slab_unreclaimable:57924 [ 218.562856] mapped:40 shmem:48 pagetables:312 bounce:0 [ 218.562856] free:6045 free_pcp:422 free_cma:0 [ 218.562870] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 218.562898] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 218.562927] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 218.562988] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 218.563035] 0 pages in swap cache [ 218.563040] Swap cache stats: add 0, delete 0, find 0/0 [ 218.563042] Free swap = 0kB [ 218.563044] Total swap = 0kB [ 218.563047] 1965979 pages RAM [ 218.563049] 0 pages HighMem/MovableOnly [ 218.563051] 313617 pages reserved [ 219.352072] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 219.352072] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 219.352072] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 219.352072] Free memory is -13324kB above reserved [ 220.362100] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 220.362100] to free 104kB on behalf of 'syz-executor101' (2997) because [ 220.362100] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 220.362100] Free memory is -13324kB above reserved [ 220.362112] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 220.362112] to free 104kB on behalf of 'syz-executor101' (2978) because [ 220.362112] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 220.362112] Free memory is -13324kB above reserved [ 221.372063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 221.372063] to free 104kB on behalf of 'syz-executor101' (2941) because [ 221.372063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 221.372063] Free memory is -13324kB above reserved [ 222.382041] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 222.382041] to free 104kB on behalf of 'syz-executor101' (2996) because [ 222.382041] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 222.382041] Free memory is -13324kB above reserved [ 223.107390] rs:main Q:Reg: page allocation stalls for 150020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 223.107401] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 223.107418] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 223.107429] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 223.107440] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 223.107442] Call Trace: [ 223.107458] [] dump_stack+0xc1/0x128 [ 223.107468] [] warn_alloc.cold.31+0x7f/0x9c [ 223.107478] [] ? zone_watermark_ok_safe+0x250/0x250 [ 223.107487] [] ? shrink_node+0x740/0x740 [ 223.107496] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 223.107505] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 223.107514] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 223.107524] [] ? check_preemption_disabled+0x3b/0x200 [ 223.107531] [] ? find_get_entry+0x11a/0x570 [ 223.107539] [] ? find_get_entry+0x141/0x570 [ 223.107546] [] ? page_cache_prev_hole+0x80/0x80 [ 223.107555] [] ? autoremove_wake_function+0x40/0x40 [ 223.107563] [] ? pagecache_get_page+0x131/0x710 [ 223.107571] [] filemap_fault+0xaf1/0x1110 [ 223.107581] [] ext4_filemap_fault+0x71/0xa0 [ 223.107588] [] __do_fault+0x223/0x500 [ 223.107596] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 223.107604] [] ? handle_mm_fault+0x1d4f/0x2350 [ 223.107612] [] handle_mm_fault+0x1326/0x2350 [ 223.107619] [] ? vm_insert_page+0x6f0/0x6f0 [ 223.107628] [] ? selinux_file_permission+0x82/0x470 [ 223.107636] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 223.107646] [] __do_page_fault+0x403/0xa60 [ 223.107654] [] ? bad_area_access_error+0x3a0/0x3a0 [ 223.107664] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.107672] [] do_page_fault+0x27/0x30 [ 223.107680] [] page_fault+0x25/0x30 [ 223.107684] Mem-Info: [ 223.107703] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 223.107703] active_file:25 inactive_file:34 isolated_file:0 [ 223.107703] unevictable:0 dirty:0 writeback:0 unstable:0 [ 223.107703] slab_reclaimable:3856 slab_unreclaimable:57924 [ 223.107703] mapped:40 shmem:48 pagetables:312 bounce:0 [ 223.107703] free:6045 free_pcp:422 free_cma:0 [ 223.107717] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 223.107737] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 223.107765] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 223.107828] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 223.107875] 0 pages in swap cache [ 223.107879] Swap cache stats: add 0, delete 0, find 0/0 [ 223.107882] Free swap = 0kB [ 223.107884] Total swap = 0kB [ 223.107886] 1965979 pages RAM [ 223.107888] 0 pages HighMem/MovableOnly [ 223.107890] 313617 pages reserved [ 223.253351] init: page allocation stalls for 150060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 223.253361] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 223.253390] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 223.253401] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 223.253412] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 223.253414] Call Trace: [ 223.253439] [] dump_stack+0xc1/0x128 [ 223.253449] [] warn_alloc.cold.31+0x7f/0x9c [ 223.253460] [] ? zone_watermark_ok_safe+0x250/0x250 [ 223.253469] [] ? shrink_node+0x740/0x740 [ 223.253478] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 223.253487] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 223.253497] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 223.253506] [] ? check_preemption_disabled+0x3b/0x200 [ 223.253514] [] ? find_get_entry+0x11a/0x570 [ 223.253522] [] ? find_get_entry+0x141/0x570 [ 223.253530] [] ? page_cache_prev_hole+0x80/0x80 [ 223.253538] [] ? pagecache_get_page+0x131/0x710 [ 223.253546] [] filemap_fault+0xaf1/0x1110 [ 223.253556] [] ext4_filemap_fault+0x71/0xa0 [ 223.253564] [] __do_fault+0x223/0x500 [ 223.253571] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 223.253580] [] ? handle_mm_fault+0x1d4f/0x2350 [ 223.253588] [] handle_mm_fault+0x1326/0x2350 [ 223.253596] [] ? vm_insert_page+0x6f0/0x6f0 [ 223.253607] [] __do_page_fault+0x403/0xa60 [ 223.253615] [] ? bad_area_access_error+0x3a0/0x3a0 [ 223.253626] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.253634] [] do_page_fault+0x27/0x30 [ 223.253642] [] page_fault+0x25/0x30 [ 223.253646] Mem-Info: [ 223.253665] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 223.253665] active_file:25 inactive_file:34 isolated_file:0 [ 223.253665] unevictable:0 dirty:0 writeback:0 unstable:0 [ 223.253665] slab_reclaimable:3856 slab_unreclaimable:57924 [ 223.253665] mapped:40 shmem:48 pagetables:312 bounce:0 [ 223.253665] free:6045 free_pcp:422 free_cma:0 [ 223.253680] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 223.253701] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 223.253731] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 223.253796] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 223.253844] 0 pages in swap cache [ 223.253849] Swap cache stats: add 0, delete 0, find 0/0 [ 223.253851] Free swap = 0kB [ 223.253854] Total swap = 0kB [ 223.253856] 1965979 pages RAM [ 223.253859] 0 pages HighMem/MovableOnly [ 223.253861] 313617 pages reserved [ 223.392051] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 223.392051] to free 104kB on behalf of 'syz-executor101' (2982) because [ 223.392051] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 223.392051] Free memory is -13324kB above reserved [ 223.392063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 223.392063] to free 104kB on behalf of 'syz-executor101' (2941) because [ 223.392063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 223.392063] Free memory is -13324kB above reserved [ 223.414908] syz-executor101: page allocation stalls for 150040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 223.414918] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 223.414944] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 223.414955] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 223.414965] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 223.414967] Call Trace: [ 223.414984] [] dump_stack+0xc1/0x128 [ 223.414994] [] warn_alloc.cold.31+0x7f/0x9c [ 223.415004] [] ? zone_watermark_ok_safe+0x250/0x250 [ 223.415013] [] ? shrink_node+0x740/0x740 [ 223.415023] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 223.415031] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 223.415041] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 223.415049] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 223.415057] [] ? find_get_entry+0x11a/0x570 [ 223.415065] [] ? find_get_entry+0x141/0x570 [ 223.415073] [] ? page_cache_prev_hole+0x80/0x80 [ 223.415081] [] ? pagecache_get_page+0x131/0x710 [ 223.415089] [] filemap_fault+0xaf1/0x1110 [ 223.415099] [] ext4_filemap_fault+0x71/0xa0 [ 223.415106] [] __do_fault+0x223/0x500 [ 223.415114] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 223.415122] [] ? generic_file_readonly_mmap+0x190/0x190 [ 223.415130] [] handle_mm_fault+0x1326/0x2350 [ 223.415138] [] ? vm_insert_page+0x6f0/0x6f0 [ 223.415148] [] __do_page_fault+0x403/0xa60 [ 223.415156] [] ? bad_area_access_error+0x3a0/0x3a0 [ 223.415166] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 223.415174] [] do_page_fault+0x27/0x30 [ 223.415183] [] page_fault+0x25/0x30 [ 223.415186] Mem-Info: [ 223.415205] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 223.415205] active_file:25 inactive_file:34 isolated_file:0 [ 223.415205] unevictable:0 dirty:0 writeback:0 unstable:0 [ 223.415205] slab_reclaimable:3856 slab_unreclaimable:57924 [ 223.415205] mapped:40 shmem:48 pagetables:312 bounce:0 [ 223.415205] free:6045 free_pcp:422 free_cma:0 [ 223.415219] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 223.415239] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 223.415268] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 223.415330] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 223.415377] 0 pages in swap cache [ 223.415389] Swap cache stats: add 0, delete 0, find 0/0 [ 223.415391] Free swap = 0kB [ 223.415393] Total swap = 0kB [ 223.415396] 1965979 pages RAM [ 223.415398] 0 pages HighMem/MovableOnly [ 223.415400] 313617 pages reserved [ 224.402070] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 224.402070] to free 104kB on behalf of 'syz-executor101' (2996) because [ 224.402070] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 224.402070] Free memory is -13324kB above reserved [ 224.402082] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 224.402082] to free 104kB on behalf of 'syz-executor101' (2957) because [ 224.402082] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 224.402082] Free memory is -13324kB above reserved [ 225.412007] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 225.412007] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 225.412007] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 225.412007] Free memory is -13324kB above reserved [ 225.450081] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 225.450081] to free 104kB on behalf of 'cron' (1951) because [ 225.450081] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 225.450081] Free memory is -13324kB above reserved [ 226.452054] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 226.452054] to free 104kB on behalf of 'syz-executor101' (2978) because [ 226.452054] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 226.452054] Free memory is -13324kB above reserved [ 227.464196] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 227.464196] to free 104kB on behalf of 'syz-executor101' (2079) because [ 227.464196] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 227.464196] Free memory is -13324kB above reserved [ 228.472006] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 228.472006] to free 104kB on behalf of 'syz-executor101' (2079) because [ 228.472006] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 228.472006] Free memory is -13324kB above reserved [ 228.584176] cron: page allocation stalls for 140070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 228.584186] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 228.584210] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 228.584221] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 228.584232] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 228.584234] Call Trace: [ 228.584252] [] dump_stack+0xc1/0x128 [ 228.584269] [] warn_alloc.cold.31+0x7f/0x9c [ 228.584279] [] ? zone_watermark_ok_safe+0x250/0x250 [ 228.584290] [] ? shrink_node+0x740/0x740 [ 228.584299] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 228.584311] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 228.584320] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 228.584333] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 228.584341] [] ? find_get_entry+0x11a/0x570 [ 228.584348] [] ? find_get_entry+0x141/0x570 [ 228.584356] [] ? page_cache_prev_hole+0x80/0x80 [ 228.584364] [] ? pagecache_get_page+0x131/0x710 [ 228.584372] [] filemap_fault+0xaf1/0x1110 [ 228.584390] [] ext4_filemap_fault+0x71/0xa0 [ 228.584398] [] __do_fault+0x223/0x500 [ 228.584406] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 228.584414] [] ? generic_file_readonly_mmap+0x190/0x190 [ 228.584422] [] handle_mm_fault+0x1326/0x2350 [ 228.584429] [] ? vm_insert_page+0x6f0/0x6f0 [ 228.584438] [] ? hrtimer_nanosleep+0x38c/0x550 [ 228.584446] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 228.584455] [] __do_page_fault+0x403/0xa60 [ 228.584464] [] ? bad_area_access_error+0x3a0/0x3a0 [ 228.584474] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 228.584481] [] do_page_fault+0x27/0x30 [ 228.584490] [] page_fault+0x25/0x30 [ 228.584494] Mem-Info: [ 228.584512] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 228.584512] active_file:25 inactive_file:34 isolated_file:0 [ 228.584512] unevictable:0 dirty:0 writeback:0 unstable:0 [ 228.584512] slab_reclaimable:3856 slab_unreclaimable:57924 [ 228.584512] mapped:40 shmem:48 pagetables:312 bounce:0 [ 228.584512] free:6045 free_pcp:422 free_cma:0 [ 228.584526] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 228.584546] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 228.584575] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 228.584637] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 228.584684] 0 pages in swap cache [ 228.584688] Swap cache stats: add 0, delete 0, find 0/0 [ 228.584691] Free swap = 0kB [ 228.584693] Total swap = 0kB [ 228.584695] 1965979 pages RAM [ 228.584698] 0 pages HighMem/MovableOnly [ 228.584700] 313617 pages reserved [ 229.482045] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 229.482045] to free 104kB on behalf of 'syz-executor101' (2996) because [ 229.482045] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 229.482045] Free memory is -13324kB above reserved [ 229.482057] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 229.482057] to free 104kB on behalf of 'init' (1) because [ 229.482057] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 229.482057] Free memory is -13324kB above reserved [ 230.492216] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 230.492216] to free 104kB on behalf of 'cron' (1951) because [ 230.492216] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 230.492216] Free memory is -13324kB above reserved [ 231.502045] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 231.502045] to free 104kB on behalf of 'syz-executor101' (2985) because [ 231.502045] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 231.502045] Free memory is -13324kB above reserved [ 232.512007] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 232.512007] to free 104kB on behalf of 'syz-executor101' (2957) because [ 232.512007] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 232.512007] Free memory is -13324kB above reserved [ 232.582033] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 232.582033] to free 104kB on behalf of 'syz-executor101' (2978) because [ 232.582033] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 232.582033] Free memory is -13324kB above reserved [ 233.094789] rs:main Q:Reg: page allocation stalls for 160010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 233.094800] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 233.094817] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 233.094828] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 233.094839] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 233.094840] Call Trace: [ 233.094857] [] dump_stack+0xc1/0x128 [ 233.094866] [] warn_alloc.cold.31+0x7f/0x9c [ 233.094876] [] ? zone_watermark_ok_safe+0x250/0x250 [ 233.094889] [] ? shrink_node+0x740/0x740 [ 233.094899] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 233.094915] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 233.094924] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 233.094934] [] ? check_preemption_disabled+0x3b/0x200 [ 233.094941] [] ? find_get_entry+0x11a/0x570 [ 233.094949] [] ? find_get_entry+0x141/0x570 [ 233.094956] [] ? page_cache_prev_hole+0x80/0x80 [ 233.094965] [] ? autoremove_wake_function+0x40/0x40 [ 233.094973] [] ? pagecache_get_page+0x131/0x710 [ 233.094981] [] filemap_fault+0xaf1/0x1110 [ 233.094990] [] ext4_filemap_fault+0x71/0xa0 [ 233.094998] [] __do_fault+0x223/0x500 [ 233.095005] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 233.095013] [] ? handle_mm_fault+0x1d4f/0x2350 [ 233.095021] [] handle_mm_fault+0x1326/0x2350 [ 233.095029] [] ? vm_insert_page+0x6f0/0x6f0 [ 233.095038] [] ? selinux_file_permission+0x82/0x470 [ 233.095046] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 233.095056] [] __do_page_fault+0x403/0xa60 [ 233.095064] [] ? bad_area_access_error+0x3a0/0x3a0 [ 233.095074] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.095081] [] do_page_fault+0x27/0x30 [ 233.095090] [] page_fault+0x25/0x30 [ 233.095094] Mem-Info: [ 233.095112] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 233.095112] active_file:25 inactive_file:34 isolated_file:0 [ 233.095112] unevictable:0 dirty:0 writeback:0 unstable:0 [ 233.095112] slab_reclaimable:3856 slab_unreclaimable:57924 [ 233.095112] mapped:40 shmem:48 pagetables:312 bounce:0 [ 233.095112] free:6045 free_pcp:422 free_cma:0 [ 233.095127] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 233.095147] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 233.095175] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 233.095237] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 233.095284] 0 pages in swap cache [ 233.095289] Swap cache stats: add 0, delete 0, find 0/0 [ 233.095291] Free swap = 0kB [ 233.095293] Total swap = 0kB [ 233.095296] 1965979 pages RAM [ 233.095298] 0 pages HighMem/MovableOnly [ 233.095300] 313617 pages reserved [ 233.213297] init: page allocation stalls for 160020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 233.213306] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 233.213323] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 233.213334] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 233.213344] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 233.213346] Call Trace: [ 233.213362] [] dump_stack+0xc1/0x128 [ 233.213372] [] warn_alloc.cold.31+0x7f/0x9c [ 233.213388] [] ? zone_watermark_ok_safe+0x250/0x250 [ 233.213397] [] ? shrink_node+0x740/0x740 [ 233.213407] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 233.213415] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 233.213424] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 233.213434] [] ? check_preemption_disabled+0x3b/0x200 [ 233.213442] [] ? find_get_entry+0x11a/0x570 [ 233.213449] [] ? find_get_entry+0x141/0x570 [ 233.213457] [] ? page_cache_prev_hole+0x80/0x80 [ 233.213465] [] ? pagecache_get_page+0x131/0x710 [ 233.213473] [] filemap_fault+0xaf1/0x1110 [ 233.213482] [] ext4_filemap_fault+0x71/0xa0 [ 233.213489] [] __do_fault+0x223/0x500 [ 233.213497] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 233.213505] [] ? handle_mm_fault+0x1d4f/0x2350 [ 233.213513] [] handle_mm_fault+0x1326/0x2350 [ 233.213521] [] ? vm_insert_page+0x6f0/0x6f0 [ 233.213531] [] __do_page_fault+0x403/0xa60 [ 233.213539] [] ? bad_area_access_error+0x3a0/0x3a0 [ 233.213550] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.213557] [] do_page_fault+0x27/0x30 [ 233.213566] [] page_fault+0x25/0x30 [ 233.213570] Mem-Info: [ 233.213589] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 233.213589] active_file:25 inactive_file:34 isolated_file:0 [ 233.213589] unevictable:0 dirty:0 writeback:0 unstable:0 [ 233.213589] slab_reclaimable:3856 slab_unreclaimable:57924 [ 233.213589] mapped:40 shmem:48 pagetables:312 bounce:0 [ 233.213589] free:6045 free_pcp:422 free_cma:0 [ 233.213605] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 233.213626] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 233.213654] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 233.213716] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 233.213763] 0 pages in swap cache [ 233.213768] Swap cache stats: add 0, delete 0, find 0/0 [ 233.213770] Free swap = 0kB [ 233.213772] Total swap = 0kB [ 233.213775] 1965979 pages RAM [ 233.213777] 0 pages HighMem/MovableOnly [ 233.213779] 313617 pages reserved [ 233.432010] syz-executor101: page allocation stalls for 160060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 233.432020] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 233.432037] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 233.432048] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 233.432059] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 233.432061] Call Trace: [ 233.432077] [] dump_stack+0xc1/0x128 [ 233.432087] [] warn_alloc.cold.31+0x7f/0x9c [ 233.432097] [] ? zone_watermark_ok_safe+0x250/0x250 [ 233.432106] [] ? shrink_node+0x740/0x740 [ 233.432115] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 233.432124] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 233.432133] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 233.432142] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 233.432150] [] ? find_get_entry+0x11a/0x570 [ 233.432157] [] ? find_get_entry+0x141/0x570 [ 233.432165] [] ? page_cache_prev_hole+0x80/0x80 [ 233.432173] [] ? pagecache_get_page+0x131/0x710 [ 233.432181] [] filemap_fault+0xaf1/0x1110 [ 233.432190] [] ext4_filemap_fault+0x71/0xa0 [ 233.432198] [] __do_fault+0x223/0x500 [ 233.432205] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 233.432214] [] ? generic_file_readonly_mmap+0x190/0x190 [ 233.432221] [] handle_mm_fault+0x1326/0x2350 [ 233.432229] [] ? vm_insert_page+0x6f0/0x6f0 [ 233.432239] [] __do_page_fault+0x403/0xa60 [ 233.432247] [] ? bad_area_access_error+0x3a0/0x3a0 [ 233.432257] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 233.432265] [] do_page_fault+0x27/0x30 [ 233.432274] [] page_fault+0x25/0x30 [ 233.432277] Mem-Info: [ 233.432296] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 233.432296] active_file:25 inactive_file:34 isolated_file:0 [ 233.432296] unevictable:0 dirty:0 writeback:0 unstable:0 [ 233.432296] slab_reclaimable:3856 slab_unreclaimable:57924 [ 233.432296] mapped:40 shmem:48 pagetables:312 bounce:0 [ 233.432296] free:6045 free_pcp:422 free_cma:0 [ 233.432310] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 233.432330] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 233.432359] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 233.432430] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 233.432478] 0 pages in swap cache [ 233.432482] Swap cache stats: add 0, delete 0, find 0/0 [ 233.432484] Free swap = 0kB [ 233.432486] Total swap = 0kB [ 233.432489] 1965979 pages RAM [ 233.432491] 0 pages HighMem/MovableOnly [ 233.432494] 313617 pages reserved [ 233.592054] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 233.592054] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 233.592054] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 233.592054] Free memory is -13324kB above reserved [ 234.602063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 234.602063] to free 104kB on behalf of 'syz-executor101' (2985) because [ 234.602063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 234.602063] Free memory is -13324kB above reserved [ 234.602074] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 234.602074] to free 104kB on behalf of 'init' (1) because [ 234.602074] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 234.602074] Free memory is -13324kB above reserved [ 235.612036] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 235.612036] to free 104kB on behalf of 'syz-executor101' (2941) because [ 235.612036] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 235.612036] Free memory is -13324kB above reserved [ 236.624358] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 236.624358] to free 104kB on behalf of 'syz-executor101' (2957) because [ 236.624358] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 236.624358] Free memory is -13324kB above reserved [ 237.632072] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 237.632072] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 237.632072] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 237.632072] Free memory is -13324kB above reserved [ 237.632084] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 237.632084] to free 104kB on behalf of 'syz-executor101' (2997) because [ 237.632084] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 237.632084] Free memory is -13324kB above reserved [ 238.524791] cron: page allocation stalls for 150010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 238.524801] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 238.524818] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 238.524829] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 238.524840] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 238.524842] Call Trace: [ 238.524858] [] dump_stack+0xc1/0x128 [ 238.524868] [] warn_alloc.cold.31+0x7f/0x9c [ 238.524878] [] ? zone_watermark_ok_safe+0x250/0x250 [ 238.524888] [] ? shrink_node+0x740/0x740 [ 238.524898] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 238.524906] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 238.524916] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 238.524925] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 238.524933] [] ? find_get_entry+0x11a/0x570 [ 238.524940] [] ? find_get_entry+0x141/0x570 [ 238.524948] [] ? page_cache_prev_hole+0x80/0x80 [ 238.524955] [] ? pagecache_get_page+0x131/0x710 [ 238.524964] [] filemap_fault+0xaf1/0x1110 [ 238.524973] [] ext4_filemap_fault+0x71/0xa0 [ 238.524980] [] __do_fault+0x223/0x500 [ 238.524987] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 238.524996] [] ? generic_file_readonly_mmap+0x190/0x190 [ 238.525004] [] handle_mm_fault+0x1326/0x2350 [ 238.525011] [] ? vm_insert_page+0x6f0/0x6f0 [ 238.525020] [] ? hrtimer_nanosleep+0x38c/0x550 [ 238.525028] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 238.525037] [] __do_page_fault+0x403/0xa60 [ 238.525045] [] ? bad_area_access_error+0x3a0/0x3a0 [ 238.525055] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 238.525063] [] do_page_fault+0x27/0x30 [ 238.525079] [] page_fault+0x25/0x30 [ 238.525082] Mem-Info: [ 238.525101] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 238.525101] active_file:25 inactive_file:34 isolated_file:0 [ 238.525101] unevictable:0 dirty:0 writeback:0 unstable:0 [ 238.525101] slab_reclaimable:3856 slab_unreclaimable:57924 [ 238.525101] mapped:40 shmem:48 pagetables:312 bounce:0 [ 238.525101] free:6045 free_pcp:422 free_cma:0 [ 238.525122] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 238.525142] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 238.525170] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 238.525232] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 238.525278] 0 pages in swap cache [ 238.525282] Swap cache stats: add 0, delete 0, find 0/0 [ 238.525285] Free swap = 0kB [ 238.525287] Total swap = 0kB [ 238.525289] 1965979 pages RAM [ 238.525292] 0 pages HighMem/MovableOnly [ 238.525294] 313617 pages reserved [ 238.642063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 238.642063] to free 104kB on behalf of 'syz-executor101' (2079) because [ 238.642063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 238.642063] Free memory is -13324kB above reserved [ 238.642074] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 238.642074] to free 104kB on behalf of 'syz-executor101' (2985) because [ 238.642074] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 238.642074] Free memory is -13324kB above reserved [ 239.652088] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 239.652088] to free 104kB on behalf of 'syz-executor101' (2982) because [ 239.652088] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 239.652088] Free memory is -13324kB above reserved [ 239.652100] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 239.652100] to free 104kB on behalf of 'syz-executor101' (2978) because [ 239.652100] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 239.652100] Free memory is -13324kB above reserved [ 240.662040] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 240.662040] to free 104kB on behalf of 'cron' (1951) because [ 240.662040] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 240.662040] Free memory is -13324kB above reserved [ 240.662052] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 240.662052] to free 104kB on behalf of 'syz-executor101' (2996) because [ 240.662052] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 240.662052] Free memory is -13324kB above reserved [ 241.672089] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 241.672089] to free 104kB on behalf of 'syz-executor101' (2996) because [ 241.672089] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 241.672089] Free memory is -13324kB above reserved [ 241.672101] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 241.672101] to free 104kB on behalf of 'syz-executor101' (2978) because [ 241.672101] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 241.672101] Free memory is -13324kB above reserved [ 242.706618] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 242.706618] to free 104kB on behalf of 'syz-executor101' (2982) because [ 242.706618] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 242.706618] Free memory is -13324kB above reserved [ 243.094848] rs:main Q:Reg: page allocation stalls for 170010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 243.094858] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 243.094881] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 243.094892] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 243.094903] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 243.094905] Call Trace: [ 243.094920] [] dump_stack+0xc1/0x128 [ 243.094930] [] warn_alloc.cold.31+0x7f/0x9c [ 243.094940] [] ? zone_watermark_ok_safe+0x250/0x250 [ 243.094949] [] ? shrink_node+0x740/0x740 [ 243.094959] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 243.094967] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 243.094977] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 243.094986] [] ? check_preemption_disabled+0x3b/0x200 [ 243.094993] [] ? find_get_entry+0x11a/0x570 [ 243.095001] [] ? find_get_entry+0x141/0x570 [ 243.095009] [] ? page_cache_prev_hole+0x80/0x80 [ 243.095018] [] ? autoremove_wake_function+0x40/0x40 [ 243.095026] [] ? pagecache_get_page+0x131/0x710 [ 243.095034] [] filemap_fault+0xaf1/0x1110 [ 243.095043] [] ext4_filemap_fault+0x71/0xa0 [ 243.095051] [] __do_fault+0x223/0x500 [ 243.095058] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 243.095066] [] ? handle_mm_fault+0x1d4f/0x2350 [ 243.095074] [] handle_mm_fault+0x1326/0x2350 [ 243.095081] [] ? vm_insert_page+0x6f0/0x6f0 [ 243.095090] [] ? selinux_file_permission+0x82/0x470 [ 243.095098] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 243.095108] [] __do_page_fault+0x403/0xa60 [ 243.095116] [] ? bad_area_access_error+0x3a0/0x3a0 [ 243.095126] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.095133] [] do_page_fault+0x27/0x30 [ 243.095142] [] page_fault+0x25/0x30 [ 243.095145] Mem-Info: [ 243.095164] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 243.095164] active_file:25 inactive_file:34 isolated_file:0 [ 243.095164] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.095164] slab_reclaimable:3856 slab_unreclaimable:57924 [ 243.095164] mapped:40 shmem:48 pagetables:312 bounce:0 [ 243.095164] free:6045 free_pcp:422 free_cma:0 [ 243.095178] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 243.095198] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 243.095227] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 243.095289] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 243.095336] 0 pages in swap cache [ 243.095340] Swap cache stats: add 0, delete 0, find 0/0 [ 243.095343] Free swap = 0kB [ 243.095345] Total swap = 0kB [ 243.095347] 1965979 pages RAM [ 243.095349] 0 pages HighMem/MovableOnly [ 243.095352] 313617 pages reserved [ 243.232197] init: page allocation stalls for 170030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 243.232207] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 243.232224] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 243.232234] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 243.232244] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 243.232246] Call Trace: [ 243.232262] [] dump_stack+0xc1/0x128 [ 243.232271] [] warn_alloc.cold.31+0x7f/0x9c [ 243.232281] [] ? zone_watermark_ok_safe+0x250/0x250 [ 243.232289] [] ? shrink_node+0x740/0x740 [ 243.232298] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 243.232307] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 243.232316] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 243.232324] [] ? check_preemption_disabled+0x3b/0x200 [ 243.232331] [] ? find_get_entry+0x11a/0x570 [ 243.232338] [] ? find_get_entry+0x141/0x570 [ 243.232345] [] ? page_cache_prev_hole+0x80/0x80 [ 243.232353] [] ? pagecache_get_page+0x131/0x710 [ 243.232360] [] filemap_fault+0xaf1/0x1110 [ 243.232368] [] ext4_filemap_fault+0x71/0xa0 [ 243.232382] [] __do_fault+0x223/0x500 [ 243.232390] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 243.232397] [] ? handle_mm_fault+0x1d4f/0x2350 [ 243.232404] [] handle_mm_fault+0x1326/0x2350 [ 243.232412] [] ? vm_insert_page+0x6f0/0x6f0 [ 243.232422] [] __do_page_fault+0x403/0xa60 [ 243.232430] [] ? bad_area_access_error+0x3a0/0x3a0 [ 243.232440] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.232447] [] do_page_fault+0x27/0x30 [ 243.232455] [] page_fault+0x25/0x30 [ 243.232459] Mem-Info: [ 243.232477] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 243.232477] active_file:25 inactive_file:34 isolated_file:0 [ 243.232477] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.232477] slab_reclaimable:3856 slab_unreclaimable:57924 [ 243.232477] mapped:40 shmem:48 pagetables:312 bounce:0 [ 243.232477] free:6045 free_pcp:422 free_cma:0 [ 243.232490] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 243.232510] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 243.232536] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 243.232594] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 243.232637] 0 pages in swap cache [ 243.232641] Swap cache stats: add 0, delete 0, find 0/0 [ 243.232644] Free swap = 0kB [ 243.232646] Total swap = 0kB [ 243.232648] 1965979 pages RAM [ 243.232650] 0 pages HighMem/MovableOnly [ 243.232652] 313617 pages reserved [ 243.399501] syz-executor101: page allocation stalls for 170020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 243.399512] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 243.399542] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 243.399554] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 243.399564] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 243.399566] Call Trace: [ 243.399583] [] dump_stack+0xc1/0x128 [ 243.399593] [] warn_alloc.cold.31+0x7f/0x9c [ 243.399603] [] ? zone_watermark_ok_safe+0x250/0x250 [ 243.399612] [] ? shrink_node+0x740/0x740 [ 243.399622] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 243.399631] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 243.399641] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 243.399650] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 243.399658] [] ? find_get_entry+0x11a/0x570 [ 243.399666] [] ? find_get_entry+0x141/0x570 [ 243.399674] [] ? page_cache_prev_hole+0x80/0x80 [ 243.399682] [] ? pagecache_get_page+0x131/0x710 [ 243.399690] [] filemap_fault+0xaf1/0x1110 [ 243.399700] [] ext4_filemap_fault+0x71/0xa0 [ 243.399708] [] __do_fault+0x223/0x500 [ 243.399716] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 243.399725] [] ? generic_file_readonly_mmap+0x190/0x190 [ 243.399733] [] handle_mm_fault+0x1326/0x2350 [ 243.399740] [] ? vm_insert_page+0x6f0/0x6f0 [ 243.399751] [] __do_page_fault+0x403/0xa60 [ 243.399759] [] ? bad_area_access_error+0x3a0/0x3a0 [ 243.399770] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 243.399777] [] do_page_fault+0x27/0x30 [ 243.399786] [] page_fault+0x25/0x30 [ 243.399790] Mem-Info: [ 243.399809] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 243.399809] active_file:25 inactive_file:34 isolated_file:0 [ 243.399809] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.399809] slab_reclaimable:3856 slab_unreclaimable:57924 [ 243.399809] mapped:40 shmem:48 pagetables:312 bounce:0 [ 243.399809] free:6045 free_pcp:422 free_cma:0 [ 243.399824] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 243.399845] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 243.399882] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 243.399946] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 243.399995] 0 pages in swap cache [ 243.400000] Swap cache stats: add 0, delete 0, find 0/0 [ 243.400003] Free swap = 0kB [ 243.400005] Total swap = 0kB [ 243.400008] 1965979 pages RAM [ 243.400010] 0 pages HighMem/MovableOnly [ 243.400012] 313617 pages reserved [ 243.712069] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 243.712069] to free 104kB on behalf of 'syz-executor101' (2982) because [ 243.712069] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 243.712069] Free memory is -13324kB above reserved [ 244.722038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 244.722038] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 244.722038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 244.722038] Free memory is -13324kB above reserved [ 245.732063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 245.732063] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 245.732063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 245.732063] Free memory is -13324kB above reserved [ 245.732080] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 245.732080] to free 104kB on behalf of 'syz-executor101' (2997) because [ 245.732080] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 245.732080] Free memory is -13324kB above reserved [ 246.742136] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 246.742136] to free 104kB on behalf of 'syz-executor101' (2982) because [ 246.742136] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 246.742136] Free memory is -13324kB above reserved [ 246.742148] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 246.742148] to free 104kB on behalf of 'syz-executor101' (2957) because [ 246.742148] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 246.742148] Free memory is -13324kB above reserved [ 247.752100] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 247.752100] to free 104kB on behalf of 'init' (1) because [ 247.752100] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 247.752100] Free memory is -13324kB above reserved [ 247.752112] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 247.752112] to free 104kB on behalf of 'syz-executor101' (2941) because [ 247.752112] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 247.752112] Free memory is -13324kB above reserved [ 248.593391] cron: page allocation stalls for 160080ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 248.593401] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 248.593419] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 248.593430] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 248.593441] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 248.593443] Call Trace: [ 248.593460] [] dump_stack+0xc1/0x128 [ 248.593471] [] warn_alloc.cold.31+0x7f/0x9c [ 248.593494] [] ? zone_watermark_ok_safe+0x250/0x250 [ 248.593503] [] ? shrink_node+0x740/0x740 [ 248.593513] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 248.593521] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 248.593530] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 248.593539] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 248.593547] [] ? find_get_entry+0x11a/0x570 [ 248.593555] [] ? find_get_entry+0x141/0x570 [ 248.593563] [] ? page_cache_prev_hole+0x80/0x80 [ 248.593570] [] ? pagecache_get_page+0x131/0x710 [ 248.593578] [] filemap_fault+0xaf1/0x1110 [ 248.593588] [] ext4_filemap_fault+0x71/0xa0 [ 248.593596] [] __do_fault+0x223/0x500 [ 248.593603] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 248.593612] [] ? generic_file_readonly_mmap+0x190/0x190 [ 248.593620] [] handle_mm_fault+0x1326/0x2350 [ 248.593627] [] ? vm_insert_page+0x6f0/0x6f0 [ 248.593644] [] ? hrtimer_nanosleep+0x38c/0x550 [ 248.593652] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 248.593662] [] __do_page_fault+0x403/0xa60 [ 248.593670] [] ? bad_area_access_error+0x3a0/0x3a0 [ 248.593680] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 248.593688] [] do_page_fault+0x27/0x30 [ 248.593697] [] page_fault+0x25/0x30 [ 248.593700] Mem-Info: [ 248.593718] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 248.593718] active_file:25 inactive_file:34 isolated_file:0 [ 248.593718] unevictable:0 dirty:0 writeback:0 unstable:0 [ 248.593718] slab_reclaimable:3856 slab_unreclaimable:57924 [ 248.593718] mapped:40 shmem:48 pagetables:312 bounce:0 [ 248.593718] free:6045 free_pcp:422 free_cma:0 [ 248.593733] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 248.593752] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 248.593781] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 248.593843] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 248.593893] 0 pages in swap cache [ 248.593898] Swap cache stats: add 0, delete 0, find 0/0 [ 248.593900] Free swap = 0kB [ 248.593902] Total swap = 0kB [ 248.593905] 1965979 pages RAM [ 248.593907] 0 pages HighMem/MovableOnly [ 248.593910] 313617 pages reserved [ 248.762107] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 248.762107] to free 104kB on behalf of 'cron' (1951) because [ 248.762107] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 248.762107] Free memory is -13324kB above reserved [ 248.762120] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 248.762120] to free 104kB on behalf of 'syz-executor101' (2941) because [ 248.762120] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 248.762120] Free memory is -13324kB above reserved [ 249.772044] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 249.772044] to free 104kB on behalf of 'syz-executor101' (2997) because [ 249.772044] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 249.772044] Free memory is -13324kB above reserved [ 249.772056] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 249.772056] to free 104kB on behalf of 'cron' (1951) because [ 249.772056] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 249.772056] Free memory is -13324kB above reserved [ 250.782039] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 250.782039] to free 104kB on behalf of 'syz-executor101' (2079) because [ 250.782039] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 250.782039] Free memory is -13324kB above reserved [ 250.782059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 250.782059] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 250.782059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 250.782059] Free memory is -13324kB above reserved [ 251.792987] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 251.792987] to free 104kB on behalf of 'cron' (1951) because [ 251.792987] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 251.792987] Free memory is -13324kB above reserved [ 252.802125] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 252.802125] to free 104kB on behalf of 'syz-executor101' (2941) because [ 252.802125] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 252.802125] Free memory is -13324kB above reserved [ 252.802138] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 252.802138] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 252.802138] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 252.802138] Free memory is -13324kB above reserved [ 253.120532] rs:main Q:Reg: page allocation stalls for 180030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 253.120542] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 253.120560] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 253.120571] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 253.120581] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 253.120583] Call Trace: [ 253.120606] [] dump_stack+0xc1/0x128 [ 253.120616] [] warn_alloc.cold.31+0x7f/0x9c [ 253.120626] [] ? zone_watermark_ok_safe+0x250/0x250 [ 253.120635] [] ? shrink_node+0x740/0x740 [ 253.120644] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 253.120652] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 253.120662] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 253.120671] [] ? check_preemption_disabled+0x3b/0x200 [ 253.120678] [] ? find_get_entry+0x11a/0x570 [ 253.120686] [] ? find_get_entry+0x141/0x570 [ 253.120702] [] ? page_cache_prev_hole+0x80/0x80 [ 253.120710] [] ? autoremove_wake_function+0x40/0x40 [ 253.120718] [] ? pagecache_get_page+0x131/0x710 [ 253.120725] [] filemap_fault+0xaf1/0x1110 [ 253.120734] [] ext4_filemap_fault+0x71/0xa0 [ 253.120741] [] __do_fault+0x223/0x500 [ 253.120748] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 253.120756] [] ? handle_mm_fault+0x1d4f/0x2350 [ 253.120763] [] handle_mm_fault+0x1326/0x2350 [ 253.120771] [] ? vm_insert_page+0x6f0/0x6f0 [ 253.120779] [] ? selinux_file_permission+0x82/0x470 [ 253.120787] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 253.120796] [] __do_page_fault+0x403/0xa60 [ 253.120804] [] ? bad_area_access_error+0x3a0/0x3a0 [ 253.120814] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.120821] [] do_page_fault+0x27/0x30 [ 253.120829] [] page_fault+0x25/0x30 [ 253.120833] Mem-Info: [ 253.120851] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 253.120851] active_file:25 inactive_file:34 isolated_file:0 [ 253.120851] unevictable:0 dirty:0 writeback:0 unstable:0 [ 253.120851] slab_reclaimable:3856 slab_unreclaimable:57924 [ 253.120851] mapped:40 shmem:48 pagetables:312 bounce:0 [ 253.120851] free:6045 free_pcp:422 free_cma:0 [ 253.120865] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 253.120884] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 253.120911] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 253.120976] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 253.121021] 0 pages in swap cache [ 253.121026] Swap cache stats: add 0, delete 0, find 0/0 [ 253.121028] Free swap = 0kB [ 253.121030] Total swap = 0kB [ 253.121032] 1965979 pages RAM [ 253.121035] 0 pages HighMem/MovableOnly [ 253.121037] 313617 pages reserved [ 253.203668] init: page allocation stalls for 180010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 253.203678] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 253.203695] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 253.203706] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 253.203716] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 253.203718] Call Trace: [ 253.203734] [] dump_stack+0xc1/0x128 [ 253.203744] [] warn_alloc.cold.31+0x7f/0x9c [ 253.203754] [] ? zone_watermark_ok_safe+0x250/0x250 [ 253.203763] [] ? shrink_node+0x740/0x740 [ 253.203773] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 253.203781] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 253.203790] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 253.203800] [] ? check_preemption_disabled+0x3b/0x200 [ 253.203808] [] ? find_get_entry+0x11a/0x570 [ 253.203815] [] ? find_get_entry+0x141/0x570 [ 253.203823] [] ? page_cache_prev_hole+0x80/0x80 [ 253.203831] [] ? pagecache_get_page+0x131/0x710 [ 253.203839] [] filemap_fault+0xaf1/0x1110 [ 253.203853] [] ext4_filemap_fault+0x71/0xa0 [ 253.203860] [] __do_fault+0x223/0x500 [ 253.203868] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 253.203875] [] ? handle_mm_fault+0x1d4f/0x2350 [ 253.203883] [] handle_mm_fault+0x1326/0x2350 [ 253.203891] [] ? vm_insert_page+0x6f0/0x6f0 [ 253.203908] [] __do_page_fault+0x403/0xa60 [ 253.203916] [] ? bad_area_access_error+0x3a0/0x3a0 [ 253.203926] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.203934] [] do_page_fault+0x27/0x30 [ 253.203942] [] page_fault+0x25/0x30 [ 253.203946] Mem-Info: [ 253.203965] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 253.203965] active_file:25 inactive_file:34 isolated_file:0 [ 253.203965] unevictable:0 dirty:0 writeback:0 unstable:0 [ 253.203965] slab_reclaimable:3856 slab_unreclaimable:57924 [ 253.203965] mapped:40 shmem:48 pagetables:312 bounce:0 [ 253.203965] free:6045 free_pcp:422 free_cma:0 [ 253.203979] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 253.204000] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 253.204028] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 253.204088] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 253.204144] 0 pages in swap cache [ 253.204148] Swap cache stats: add 0, delete 0, find 0/0 [ 253.204150] Free swap = 0kB [ 253.204152] Total swap = 0kB [ 253.204155] 1965979 pages RAM [ 253.204157] 0 pages HighMem/MovableOnly [ 253.204159] 313617 pages reserved [ 253.413603] syz-executor101: page allocation stalls for 180040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 253.413614] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 253.413630] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 253.413641] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 253.413652] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 253.413654] Call Trace: [ 253.413669] [] dump_stack+0xc1/0x128 [ 253.413679] [] warn_alloc.cold.31+0x7f/0x9c [ 253.413689] [] ? zone_watermark_ok_safe+0x250/0x250 [ 253.413698] [] ? shrink_node+0x740/0x740 [ 253.413707] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 253.413716] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 253.413725] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 253.413733] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 253.413741] [] ? find_get_entry+0x11a/0x570 [ 253.413749] [] ? find_get_entry+0x141/0x570 [ 253.413756] [] ? page_cache_prev_hole+0x80/0x80 [ 253.413764] [] ? pagecache_get_page+0x131/0x710 [ 253.413772] [] filemap_fault+0xaf1/0x1110 [ 253.413782] [] ext4_filemap_fault+0x71/0xa0 [ 253.413789] [] __do_fault+0x223/0x500 [ 253.413797] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 253.413805] [] ? generic_file_readonly_mmap+0x190/0x190 [ 253.413813] [] handle_mm_fault+0x1326/0x2350 [ 253.413821] [] ? vm_insert_page+0x6f0/0x6f0 [ 253.413831] [] __do_page_fault+0x403/0xa60 [ 253.413839] [] ? bad_area_access_error+0x3a0/0x3a0 [ 253.413849] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 253.413856] [] do_page_fault+0x27/0x30 [ 253.413864] [] page_fault+0x25/0x30 [ 253.413868] Mem-Info: [ 253.413894] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 253.413894] active_file:25 inactive_file:34 isolated_file:0 [ 253.413894] unevictable:0 dirty:0 writeback:0 unstable:0 [ 253.413894] slab_reclaimable:3856 slab_unreclaimable:57924 [ 253.413894] mapped:40 shmem:48 pagetables:312 bounce:0 [ 253.413894] free:6045 free_pcp:422 free_cma:0 [ 253.413908] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 253.413928] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 253.413957] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 253.414019] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 253.414066] 0 pages in swap cache [ 253.414070] Swap cache stats: add 0, delete 0, find 0/0 [ 253.414073] Free swap = 0kB [ 253.414075] Total swap = 0kB [ 253.414077] 1965979 pages RAM [ 253.414080] 0 pages HighMem/MovableOnly [ 253.414082] 313617 pages reserved [ 253.812062] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 253.812062] to free 104kB on behalf of 'init' (1) because [ 253.812062] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 253.812062] Free memory is -13324kB above reserved [ 253.812082] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 253.812082] to free 104kB on behalf of 'syz-executor101' (2957) because [ 253.812082] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 253.812082] Free memory is -13324kB above reserved [ 253.852047] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 253.852047] to free 104kB on behalf of 'syz-executor101' (2997) because [ 253.852047] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 253.852047] Free memory is -13324kB above reserved [ 254.862109] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 254.862109] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 254.862109] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 254.862109] Free memory is -13324kB above reserved [ 254.862122] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 254.862122] to free 104kB on behalf of 'syz-executor101' (2957) because [ 254.862122] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 254.862122] Free memory is -13324kB above reserved [ 255.872040] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 255.872040] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 255.872040] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 255.872040] Free memory is -13324kB above reserved [ 255.872053] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 255.872053] to free 104kB on behalf of 'syz-executor101' (2079) because [ 255.872053] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 255.872053] Free memory is -13324kB above reserved [ 256.882075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 256.882075] to free 104kB on behalf of 'syz-executor101' (2985) because [ 256.882075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 256.882075] Free memory is -13324kB above reserved [ 256.882088] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 256.882088] to free 104kB on behalf of 'syz-executor101' (2941) because [ 256.882088] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 256.882088] Free memory is -13324kB above reserved [ 257.892061] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 257.892061] to free 104kB on behalf of 'syz-executor101' (2997) because [ 257.892061] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 257.892061] Free memory is -13324kB above reserved [ 258.554972] cron: page allocation stalls for 170040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 258.554982] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 258.554999] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 258.555010] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 258.555022] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 258.555024] Call Trace: [ 258.555040] [] dump_stack+0xc1/0x128 [ 258.555051] [] warn_alloc.cold.31+0x7f/0x9c [ 258.555061] [] ? zone_watermark_ok_safe+0x250/0x250 [ 258.555070] [] ? shrink_node+0x740/0x740 [ 258.555080] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 258.555089] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 258.555099] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 258.555108] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 258.555128] [] ? find_get_entry+0x11a/0x570 [ 258.555135] [] ? find_get_entry+0x141/0x570 [ 258.555143] [] ? page_cache_prev_hole+0x80/0x80 [ 258.555151] [] ? pagecache_get_page+0x131/0x710 [ 258.555159] [] filemap_fault+0xaf1/0x1110 [ 258.555168] [] ext4_filemap_fault+0x71/0xa0 [ 258.555176] [] __do_fault+0x223/0x500 [ 258.555182] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 258.555191] [] ? generic_file_readonly_mmap+0x190/0x190 [ 258.555199] [] handle_mm_fault+0x1326/0x2350 [ 258.555206] [] ? vm_insert_page+0x6f0/0x6f0 [ 258.555215] [] ? hrtimer_nanosleep+0x38c/0x550 [ 258.555222] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 258.555232] [] __do_page_fault+0x403/0xa60 [ 258.555240] [] ? bad_area_access_error+0x3a0/0x3a0 [ 258.555250] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 258.555258] [] do_page_fault+0x27/0x30 [ 258.555266] [] page_fault+0x25/0x30 [ 258.555270] Mem-Info: [ 258.555289] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 258.555289] active_file:25 inactive_file:34 isolated_file:0 [ 258.555289] unevictable:0 dirty:0 writeback:0 unstable:0 [ 258.555289] slab_reclaimable:3856 slab_unreclaimable:57924 [ 258.555289] mapped:40 shmem:48 pagetables:312 bounce:0 [ 258.555289] free:6045 free_pcp:422 free_cma:0 [ 258.555310] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 258.555331] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 258.555360] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 258.555428] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 258.555475] 0 pages in swap cache [ 258.555480] Swap cache stats: add 0, delete 0, find 0/0 [ 258.555482] Free swap = 0kB [ 258.555485] Total swap = 0kB [ 258.555487] 1965979 pages RAM [ 258.555489] 0 pages HighMem/MovableOnly [ 258.555492] 313617 pages reserved [ 258.902017] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 258.902017] to free 104kB on behalf of 'syz-executor101' (2978) because [ 258.902017] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 258.902017] Free memory is -13324kB above reserved [ 258.902029] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 258.902029] to free 104kB on behalf of 'syz-executor101' (2941) because [ 258.902029] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 258.902029] Free memory is -13324kB above reserved [ 259.912057] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 259.912057] to free 104kB on behalf of 'cron' (1951) because [ 259.912057] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 259.912057] Free memory is -13324kB above reserved [ 259.912068] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 259.912068] to free 104kB on behalf of 'syz-executor101' (2982) because [ 259.912068] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 259.912068] Free memory is -13324kB above reserved [ 260.925144] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 260.925144] to free 104kB on behalf of 'syz-executor101' (2997) because [ 260.925144] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 260.925144] Free memory is -13324kB above reserved [ 261.933913] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 261.933913] to free 104kB on behalf of 'syz-executor101' (2996) because [ 261.933913] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 261.933913] Free memory is -13324kB above reserved [ 262.942105] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 262.942105] to free 104kB on behalf of 'syz-executor101' (2982) because [ 262.942105] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 262.942105] Free memory is -13324kB above reserved [ 262.942118] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 262.942118] to free 104kB on behalf of 'syz-executor101' (2079) because [ 262.942118] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 262.942118] Free memory is -13324kB above reserved [ 263.123132] rs:main Q:Reg: page allocation stalls for 190040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 263.123142] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 263.123160] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 263.123171] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 263.123181] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 263.123183] Call Trace: [ 263.123199] [] dump_stack+0xc1/0x128 [ 263.123209] [] warn_alloc.cold.31+0x7f/0x9c [ 263.123219] [] ? zone_watermark_ok_safe+0x250/0x250 [ 263.123229] [] ? shrink_node+0x740/0x740 [ 263.123238] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 263.123247] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.123256] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 263.123266] [] ? check_preemption_disabled+0x3b/0x200 [ 263.123274] [] ? find_get_entry+0x11a/0x570 [ 263.123281] [] ? find_get_entry+0x141/0x570 [ 263.123289] [] ? page_cache_prev_hole+0x80/0x80 [ 263.123298] [] ? autoremove_wake_function+0x40/0x40 [ 263.123305] [] ? pagecache_get_page+0x131/0x710 [ 263.123314] [] filemap_fault+0xaf1/0x1110 [ 263.123323] [] ext4_filemap_fault+0x71/0xa0 [ 263.123331] [] __do_fault+0x223/0x500 [ 263.123338] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 263.123346] [] ? handle_mm_fault+0x1d4f/0x2350 [ 263.123354] [] handle_mm_fault+0x1326/0x2350 [ 263.123362] [] ? vm_insert_page+0x6f0/0x6f0 [ 263.123370] [] ? selinux_file_permission+0x82/0x470 [ 263.123378] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.123387] [] __do_page_fault+0x403/0xa60 [ 263.123396] [] ? bad_area_access_error+0x3a0/0x3a0 [ 263.123405] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.123413] [] do_page_fault+0x27/0x30 [ 263.123421] [] page_fault+0x25/0x30 [ 263.123425] Mem-Info: [ 263.123443] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 263.123443] active_file:25 inactive_file:34 isolated_file:0 [ 263.123443] unevictable:0 dirty:0 writeback:0 unstable:0 [ 263.123443] slab_reclaimable:3856 slab_unreclaimable:57924 [ 263.123443] mapped:40 shmem:48 pagetables:312 bounce:0 [ 263.123443] free:6045 free_pcp:422 free_cma:0 [ 263.123458] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 263.123478] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 263.123506] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 263.123568] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 263.123614] 0 pages in swap cache [ 263.123618] Swap cache stats: add 0, delete 0, find 0/0 [ 263.123621] Free swap = 0kB [ 263.123623] Total swap = 0kB [ 263.123625] 1965979 pages RAM [ 263.123628] 0 pages HighMem/MovableOnly [ 263.123630] 313617 pages reserved [ 263.247298] init: page allocation stalls for 190050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 263.247307] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 263.247323] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 263.247334] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 263.247345] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 263.247347] Call Trace: [ 263.247362] [] dump_stack+0xc1/0x128 [ 263.247372] [] warn_alloc.cold.31+0x7f/0x9c [ 263.247381] [] ? zone_watermark_ok_safe+0x250/0x250 [ 263.247390] [] ? shrink_node+0x740/0x740 [ 263.247400] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 263.247408] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.247417] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 263.247427] [] ? check_preemption_disabled+0x3b/0x200 [ 263.247435] [] ? find_get_entry+0x11a/0x570 [ 263.247442] [] ? find_get_entry+0x141/0x570 [ 263.247450] [] ? page_cache_prev_hole+0x80/0x80 [ 263.247458] [] ? pagecache_get_page+0x131/0x710 [ 263.247466] [] filemap_fault+0xaf1/0x1110 [ 263.247475] [] ext4_filemap_fault+0x71/0xa0 [ 263.247483] [] __do_fault+0x223/0x500 [ 263.247490] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 263.247498] [] ? handle_mm_fault+0x1d4f/0x2350 [ 263.247506] [] handle_mm_fault+0x1326/0x2350 [ 263.247513] [] ? vm_insert_page+0x6f0/0x6f0 [ 263.247523] [] __do_page_fault+0x403/0xa60 [ 263.247531] [] ? bad_area_access_error+0x3a0/0x3a0 [ 263.247541] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.247549] [] do_page_fault+0x27/0x30 [ 263.247557] [] page_fault+0x25/0x30 [ 263.247561] Mem-Info: [ 263.247579] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 263.247579] active_file:25 inactive_file:34 isolated_file:0 [ 263.247579] unevictable:0 dirty:0 writeback:0 unstable:0 [ 263.247579] slab_reclaimable:3856 slab_unreclaimable:57924 [ 263.247579] mapped:40 shmem:48 pagetables:312 bounce:0 [ 263.247579] free:6045 free_pcp:422 free_cma:0 [ 263.247593] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 263.247613] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 263.247641] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 263.247703] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 263.247750] 0 pages in swap cache [ 263.247760] Swap cache stats: add 0, delete 0, find 0/0 [ 263.247762] Free swap = 0kB [ 263.247764] Total swap = 0kB [ 263.247767] 1965979 pages RAM [ 263.247769] 0 pages HighMem/MovableOnly [ 263.247771] 313617 pages reserved [ 263.399853] syz-executor101: page allocation stalls for 190020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 263.399863] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 263.399879] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 263.399889] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 263.399900] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 263.399902] Call Trace: [ 263.399918] [] dump_stack+0xc1/0x128 [ 263.399928] [] warn_alloc.cold.31+0x7f/0x9c [ 263.399939] [] ? zone_watermark_ok_safe+0x250/0x250 [ 263.399948] [] ? shrink_node+0x740/0x740 [ 263.399958] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 263.399966] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 263.399975] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 263.399984] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 263.399992] [] ? find_get_entry+0x11a/0x570 [ 263.399999] [] ? find_get_entry+0x141/0x570 [ 263.400007] [] ? page_cache_prev_hole+0x80/0x80 [ 263.400015] [] ? pagecache_get_page+0x131/0x710 [ 263.400023] [] filemap_fault+0xaf1/0x1110 [ 263.400032] [] ext4_filemap_fault+0x71/0xa0 [ 263.400040] [] __do_fault+0x223/0x500 [ 263.400047] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 263.400055] [] ? generic_file_readonly_mmap+0x190/0x190 [ 263.400063] [] handle_mm_fault+0x1326/0x2350 [ 263.400071] [] ? vm_insert_page+0x6f0/0x6f0 [ 263.400081] [] __do_page_fault+0x403/0xa60 [ 263.400089] [] ? bad_area_access_error+0x3a0/0x3a0 [ 263.400099] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 263.400107] [] do_page_fault+0x27/0x30 [ 263.400115] [] page_fault+0x25/0x30 [ 263.400119] Mem-Info: [ 263.400138] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 263.400138] active_file:25 inactive_file:34 isolated_file:0 [ 263.400138] unevictable:0 dirty:0 writeback:0 unstable:0 [ 263.400138] slab_reclaimable:3856 slab_unreclaimable:57924 [ 263.400138] mapped:40 shmem:48 pagetables:312 bounce:0 [ 263.400138] free:6045 free_pcp:422 free_cma:0 [ 263.400153] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 263.400173] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 263.400201] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 263.400263] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 263.400310] 0 pages in swap cache [ 263.400314] Swap cache stats: add 0, delete 0, find 0/0 [ 263.400316] Free swap = 0kB [ 263.400319] Total swap = 0kB [ 263.400321] 1965979 pages RAM [ 263.400324] 0 pages HighMem/MovableOnly [ 263.400326] 313617 pages reserved [ 263.952037] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 263.952037] to free 104kB on behalf of 'syz-executor101' (2079) because [ 263.952037] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 263.952037] Free memory is -13324kB above reserved [ 264.962093] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 264.962093] to free 104kB on behalf of 'init' (1) because [ 264.962093] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 264.962093] Free memory is -13324kB above reserved [ 264.962105] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 264.962105] to free 104kB on behalf of 'syz-executor101' (2941) because [ 264.962105] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 264.962105] Free memory is -13324kB above reserved [ 265.972079] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 265.972079] to free 104kB on behalf of 'init' (1) because [ 265.972079] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 265.972079] Free memory is -13324kB above reserved [ 265.972092] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 265.972092] to free 104kB on behalf of 'cron' (1951) because [ 265.972092] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 265.972092] Free memory is -13324kB above reserved [ 266.982058] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 266.982058] to free 104kB on behalf of 'syz-executor101' (2957) because [ 266.982058] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 266.982058] Free memory is -13324kB above reserved [ 266.982081] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 266.982081] to free 104kB on behalf of 'syz-executor101' (2079) because [ 266.982081] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 266.982081] Free memory is -13324kB above reserved [ 267.992050] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 267.992050] to free 104kB on behalf of 'syz-executor101' (2982) because [ 267.992050] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 267.992050] Free memory is -13324kB above reserved [ 268.551508] cron: page allocation stalls for 180030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 268.551517] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 268.551534] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 268.551545] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 268.551556] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 268.551558] Call Trace: [ 268.551573] [] dump_stack+0xc1/0x128 [ 268.551583] [] warn_alloc.cold.31+0x7f/0x9c [ 268.551593] [] ? zone_watermark_ok_safe+0x250/0x250 [ 268.551603] [] ? shrink_node+0x740/0x740 [ 268.551612] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 268.551621] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 268.551630] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 268.551640] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 268.551649] [] ? find_get_entry+0x11a/0x570 [ 268.551656] [] ? find_get_entry+0x141/0x570 [ 268.551663] [] ? page_cache_prev_hole+0x80/0x80 [ 268.551671] [] ? pagecache_get_page+0x131/0x710 [ 268.551680] [] filemap_fault+0xaf1/0x1110 [ 268.551689] [] ext4_filemap_fault+0x71/0xa0 [ 268.551696] [] __do_fault+0x223/0x500 [ 268.551703] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 268.551712] [] ? generic_file_readonly_mmap+0x190/0x190 [ 268.551719] [] handle_mm_fault+0x1326/0x2350 [ 268.551727] [] ? vm_insert_page+0x6f0/0x6f0 [ 268.551735] [] ? hrtimer_nanosleep+0x38c/0x550 [ 268.551743] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 268.551752] [] __do_page_fault+0x403/0xa60 [ 268.551760] [] ? bad_area_access_error+0x3a0/0x3a0 [ 268.551770] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 268.551777] [] do_page_fault+0x27/0x30 [ 268.551786] [] page_fault+0x25/0x30 [ 268.551790] Mem-Info: [ 268.551808] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 268.551808] active_file:25 inactive_file:34 isolated_file:0 [ 268.551808] unevictable:0 dirty:0 writeback:0 unstable:0 [ 268.551808] slab_reclaimable:3856 slab_unreclaimable:57924 [ 268.551808] mapped:40 shmem:48 pagetables:312 bounce:0 [ 268.551808] free:6045 free_pcp:422 free_cma:0 [ 268.551822] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 268.551842] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 268.551882] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 268.551993] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 268.552039] 0 pages in swap cache [ 268.552044] Swap cache stats: add 0, delete 0, find 0/0 [ 268.552046] Free swap = 0kB [ 268.552048] Total swap = 0kB [ 268.552051] 1965979 pages RAM [ 268.552059] 0 pages HighMem/MovableOnly [ 268.552061] 313617 pages reserved [ 269.002046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 269.002046] to free 104kB on behalf of 'syz-executor101' (2957) because [ 269.002046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 269.002046] Free memory is -13324kB above reserved [ 270.012046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 270.012046] to free 104kB on behalf of 'cron' (1951) because [ 270.012046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 270.012046] Free memory is -13324kB above reserved [ 270.012057] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 270.012057] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 270.012057] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 270.012057] Free memory is -13324kB above reserved [ 271.022046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 271.022046] to free 104kB on behalf of 'syz-executor101' (2997) because [ 271.022046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 271.022046] Free memory is -13324kB above reserved [ 271.022058] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 271.022058] to free 104kB on behalf of 'syz-executor101' (2941) because [ 271.022058] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 271.022058] Free memory is -13324kB above reserved [ 272.032096] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 272.032096] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 272.032096] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 272.032096] Free memory is -13324kB above reserved [ 272.032109] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 272.032109] to free 104kB on behalf of 'syz-executor101' (2997) because [ 272.032109] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 272.032109] Free memory is -13324kB above reserved [ 273.042038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 273.042038] to free 104kB on behalf of 'syz-executor101' (2941) because [ 273.042038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 273.042038] Free memory is -13324kB above reserved [ 273.042054] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 273.042054] to free 104kB on behalf of 'syz-executor101' (2985) because [ 273.042054] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 273.042054] Free memory is -13324kB above reserved [ 273.093084] rs:main Q:Reg: page allocation stalls for 200010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 273.093095] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 273.093112] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 273.093123] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 273.093135] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 273.093137] Call Trace: [ 273.093153] [] dump_stack+0xc1/0x128 [ 273.093164] [] warn_alloc.cold.31+0x7f/0x9c [ 273.093174] [] ? zone_watermark_ok_safe+0x250/0x250 [ 273.093183] [] ? shrink_node+0x740/0x740 [ 273.093193] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 273.093202] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 273.093211] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 273.093221] [] ? check_preemption_disabled+0x3b/0x200 [ 273.093230] [] ? find_get_entry+0x11a/0x570 [ 273.093238] [] ? find_get_entry+0x141/0x570 [ 273.093246] [] ? page_cache_prev_hole+0x80/0x80 [ 273.093255] [] ? autoremove_wake_function+0x40/0x40 [ 273.093262] [] ? pagecache_get_page+0x131/0x710 [ 273.093271] [] filemap_fault+0xaf1/0x1110 [ 273.093280] [] ext4_filemap_fault+0x71/0xa0 [ 273.093288] [] __do_fault+0x223/0x500 [ 273.093295] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 273.093304] [] ? handle_mm_fault+0x1d4f/0x2350 [ 273.093312] [] handle_mm_fault+0x1326/0x2350 [ 273.093320] [] ? vm_insert_page+0x6f0/0x6f0 [ 273.093329] [] ? selinux_file_permission+0x82/0x470 [ 273.093337] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 273.093347] [] __do_page_fault+0x403/0xa60 [ 273.093356] [] ? bad_area_access_error+0x3a0/0x3a0 [ 273.093366] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.093382] [] do_page_fault+0x27/0x30 [ 273.093392] [] page_fault+0x25/0x30 [ 273.093395] Mem-Info: [ 273.093414] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 273.093414] active_file:25 inactive_file:34 isolated_file:0 [ 273.093414] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.093414] slab_reclaimable:3856 slab_unreclaimable:57924 [ 273.093414] mapped:40 shmem:48 pagetables:312 bounce:0 [ 273.093414] free:6045 free_pcp:422 free_cma:0 [ 273.093429] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 273.093450] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 273.093479] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 273.093543] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 273.093589] 0 pages in swap cache [ 273.093594] Swap cache stats: add 0, delete 0, find 0/0 [ 273.093596] Free swap = 0kB [ 273.093598] Total swap = 0kB [ 273.093601] 1965979 pages RAM [ 273.093603] 0 pages HighMem/MovableOnly [ 273.093606] 313617 pages reserved [ 273.252965] init: page allocation stalls for 200060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 273.252974] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 273.252991] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 273.253002] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 273.253013] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 273.253015] Call Trace: [ 273.253031] [] dump_stack+0xc1/0x128 [ 273.253041] [] warn_alloc.cold.31+0x7f/0x9c [ 273.253051] [] ? zone_watermark_ok_safe+0x250/0x250 [ 273.253060] [] ? shrink_node+0x740/0x740 [ 273.253069] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 273.253078] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 273.253087] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 273.253096] [] ? check_preemption_disabled+0x3b/0x200 [ 273.253104] [] ? find_get_entry+0x11a/0x570 [ 273.253112] [] ? find_get_entry+0x141/0x570 [ 273.253119] [] ? page_cache_prev_hole+0x80/0x80 [ 273.253127] [] ? pagecache_get_page+0x131/0x710 [ 273.253135] [] filemap_fault+0xaf1/0x1110 [ 273.253144] [] ext4_filemap_fault+0x71/0xa0 [ 273.253152] [] __do_fault+0x223/0x500 [ 273.253159] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 273.253167] [] ? handle_mm_fault+0x1d4f/0x2350 [ 273.253175] [] handle_mm_fault+0x1326/0x2350 [ 273.253182] [] ? vm_insert_page+0x6f0/0x6f0 [ 273.253192] [] __do_page_fault+0x403/0xa60 [ 273.253200] [] ? bad_area_access_error+0x3a0/0x3a0 [ 273.253210] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.253217] [] do_page_fault+0x27/0x30 [ 273.253226] [] page_fault+0x25/0x30 [ 273.253229] Mem-Info: [ 273.253247] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 273.253247] active_file:25 inactive_file:34 isolated_file:0 [ 273.253247] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.253247] slab_reclaimable:3856 slab_unreclaimable:57924 [ 273.253247] mapped:40 shmem:48 pagetables:312 bounce:0 [ 273.253247] free:6045 free_pcp:422 free_cma:0 [ 273.253261] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 273.253281] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 273.253309] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 273.253369] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 273.253416] 0 pages in swap cache [ 273.253420] Swap cache stats: add 0, delete 0, find 0/0 [ 273.253422] Free swap = 0kB [ 273.253425] Total swap = 0kB [ 273.253427] 1965979 pages RAM [ 273.253429] 0 pages HighMem/MovableOnly [ 273.253431] 313617 pages reserved [ 273.444544] syz-executor101: page allocation stalls for 200070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 273.444562] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 273.444587] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 273.444599] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 273.444610] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 273.444619] Call Trace: [ 273.444635] [] dump_stack+0xc1/0x128 [ 273.444645] [] warn_alloc.cold.31+0x7f/0x9c [ 273.444655] [] ? zone_watermark_ok_safe+0x250/0x250 [ 273.444664] [] ? shrink_node+0x740/0x740 [ 273.444674] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 273.444683] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 273.444693] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 273.444702] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 273.444710] [] ? find_get_entry+0x11a/0x570 [ 273.444718] [] ? find_get_entry+0x141/0x570 [ 273.444725] [] ? page_cache_prev_hole+0x80/0x80 [ 273.444734] [] ? pagecache_get_page+0x131/0x710 [ 273.444742] [] filemap_fault+0xaf1/0x1110 [ 273.444751] [] ext4_filemap_fault+0x71/0xa0 [ 273.444760] [] __do_fault+0x223/0x500 [ 273.444767] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 273.444776] [] ? generic_file_readonly_mmap+0x190/0x190 [ 273.444784] [] handle_mm_fault+0x1326/0x2350 [ 273.444792] [] ? vm_insert_page+0x6f0/0x6f0 [ 273.444803] [] __do_page_fault+0x403/0xa60 [ 273.444811] [] ? bad_area_access_error+0x3a0/0x3a0 [ 273.444822] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 273.444830] [] do_page_fault+0x27/0x30 [ 273.444839] [] page_fault+0x25/0x30 [ 273.444843] Mem-Info: [ 273.444862] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 273.444862] active_file:25 inactive_file:34 isolated_file:0 [ 273.444862] unevictable:0 dirty:0 writeback:0 unstable:0 [ 273.444862] slab_reclaimable:3856 slab_unreclaimable:57924 [ 273.444862] mapped:40 shmem:48 pagetables:312 bounce:0 [ 273.444862] free:6045 free_pcp:422 free_cma:0 [ 273.444875] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 273.444895] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 273.444925] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 273.444989] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 273.445038] 0 pages in swap cache [ 273.445043] Swap cache stats: add 0, delete 0, find 0/0 [ 273.445045] Free swap = 0kB [ 273.445048] Total swap = 0kB [ 273.445050] 1965979 pages RAM [ 273.445053] 0 pages HighMem/MovableOnly [ 273.445055] 313617 pages reserved [ 274.052004] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 274.052004] to free 104kB on behalf of 'syz-executor101' (2079) because [ 274.052004] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 274.052004] Free memory is -13324kB above reserved [ 275.065477] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 275.065477] to free 104kB on behalf of 'syz-executor101' (2978) because [ 275.065477] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 275.065477] Free memory is -13324kB above reserved [ 275.065503] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 275.065503] to free 104kB on behalf of 'init' (1) because [ 275.065503] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 275.065503] Free memory is -13324kB above reserved [ 276.071993] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 276.071993] to free 104kB on behalf of 'syz-executor101' (2985) because [ 276.071993] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 276.071993] Free memory is -13324kB above reserved [ 277.082045] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 277.082045] to free 104kB on behalf of 'syz-executor101' (2941) because [ 277.082045] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 277.082045] Free memory is -13324kB above reserved [ 277.082069] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 277.082069] to free 104kB on behalf of 'syz-executor101' (2996) because [ 277.082069] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 277.082069] Free memory is -13324kB above reserved [ 278.092068] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 278.092068] to free 104kB on behalf of 'syz-executor101' (2996) because [ 278.092068] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 278.092068] Free memory is -13324kB above reserved [ 278.092080] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 278.092080] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 278.092080] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 278.092080] Free memory is -13324kB above reserved [ 278.543521] cron: page allocation stalls for 190030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 278.543532] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 278.543550] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 278.543561] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 278.543572] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 278.543574] Call Trace: [ 278.543590] [] dump_stack+0xc1/0x128 [ 278.543601] [] warn_alloc.cold.31+0x7f/0x9c [ 278.543611] [] ? zone_watermark_ok_safe+0x250/0x250 [ 278.543621] [] ? shrink_node+0x740/0x740 [ 278.543630] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 278.543639] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 278.543649] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 278.543657] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 278.543666] [] ? find_get_entry+0x11a/0x570 [ 278.543674] [] ? find_get_entry+0x141/0x570 [ 278.543681] [] ? page_cache_prev_hole+0x80/0x80 [ 278.543690] [] ? pagecache_get_page+0x131/0x710 [ 278.543698] [] filemap_fault+0xaf1/0x1110 [ 278.543707] [] ext4_filemap_fault+0x71/0xa0 [ 278.543715] [] __do_fault+0x223/0x500 [ 278.543723] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 278.543731] [] ? generic_file_readonly_mmap+0x190/0x190 [ 278.543740] [] handle_mm_fault+0x1326/0x2350 [ 278.543748] [] ? vm_insert_page+0x6f0/0x6f0 [ 278.543756] [] ? hrtimer_nanosleep+0x38c/0x550 [ 278.543765] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 278.543775] [] __do_page_fault+0x403/0xa60 [ 278.543783] [] ? bad_area_access_error+0x3a0/0x3a0 [ 278.543798] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 278.543806] [] do_page_fault+0x27/0x30 [ 278.543815] [] page_fault+0x25/0x30 [ 278.543819] Mem-Info: [ 278.543845] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 278.543845] active_file:25 inactive_file:34 isolated_file:0 [ 278.543845] unevictable:0 dirty:0 writeback:0 unstable:0 [ 278.543845] slab_reclaimable:3856 slab_unreclaimable:57924 [ 278.543845] mapped:40 shmem:48 pagetables:312 bounce:0 [ 278.543845] free:6045 free_pcp:422 free_cma:0 [ 278.543860] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 278.543880] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 278.543922] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 278.543983] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 278.544030] 0 pages in swap cache [ 278.544035] Swap cache stats: add 0, delete 0, find 0/0 [ 278.544037] Free swap = 0kB [ 278.544039] Total swap = 0kB [ 278.544041] 1965979 pages RAM [ 278.544044] 0 pages HighMem/MovableOnly [ 278.544046] 313617 pages reserved [ 279.102009] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 279.102009] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 279.102009] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 279.102009] Free memory is -13324kB above reserved [ 279.102029] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 279.102029] to free 104kB on behalf of 'cron' (1951) because [ 279.102029] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 279.102029] Free memory is -13324kB above reserved [ 280.112036] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 280.112036] to free 104kB on behalf of 'init' (1) because [ 280.112036] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 280.112036] Free memory is -13324kB above reserved [ 281.122049] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 281.122049] to free 104kB on behalf of 'syz-executor101' (2957) because [ 281.122049] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 281.122049] Free memory is -13324kB above reserved [ 281.122061] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 281.122061] to free 104kB on behalf of 'init' (1) because [ 281.122061] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 281.122061] Free memory is -13324kB above reserved [ 282.132043] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 282.132043] to free 104kB on behalf of 'syz-executor101' (2997) because [ 282.132043] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 282.132043] Free memory is -13324kB above reserved [ 283.124820] rs:main Q:Reg: page allocation stalls for 210040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 283.124830] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 283.124847] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 283.124858] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 283.124868] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 283.124869] Call Trace: [ 283.124885] [] dump_stack+0xc1/0x128 [ 283.124896] [] warn_alloc.cold.31+0x7f/0x9c [ 283.124905] [] ? zone_watermark_ok_safe+0x250/0x250 [ 283.124914] [] ? shrink_node+0x740/0x740 [ 283.124924] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 283.124932] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 283.124942] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 283.124951] [] ? check_preemption_disabled+0x3b/0x200 [ 283.124959] [] ? find_get_entry+0x11a/0x570 [ 283.124966] [] ? find_get_entry+0x141/0x570 [ 283.124974] [] ? page_cache_prev_hole+0x80/0x80 [ 283.124983] [] ? autoremove_wake_function+0x40/0x40 [ 283.124990] [] ? pagecache_get_page+0x131/0x710 [ 283.124998] [] filemap_fault+0xaf1/0x1110 [ 283.125008] [] ext4_filemap_fault+0x71/0xa0 [ 283.125015] [] __do_fault+0x223/0x500 [ 283.125022] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 283.125031] [] ? handle_mm_fault+0x1d4f/0x2350 [ 283.125038] [] handle_mm_fault+0x1326/0x2350 [ 283.125046] [] ? vm_insert_page+0x6f0/0x6f0 [ 283.125055] [] ? selinux_file_permission+0x82/0x470 [ 283.125063] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 283.125072] [] __do_page_fault+0x403/0xa60 [ 283.125080] [] ? bad_area_access_error+0x3a0/0x3a0 [ 283.125090] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.125098] [] do_page_fault+0x27/0x30 [ 283.125106] [] page_fault+0x25/0x30 [ 283.125110] Mem-Info: [ 283.125128] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 283.125128] active_file:25 inactive_file:34 isolated_file:0 [ 283.125128] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.125128] slab_reclaimable:3856 slab_unreclaimable:57924 [ 283.125128] mapped:40 shmem:48 pagetables:312 bounce:0 [ 283.125128] free:6045 free_pcp:422 free_cma:0 [ 283.125143] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 283.125163] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 283.125191] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 283.125253] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 283.125300] 0 pages in swap cache [ 283.125304] Swap cache stats: add 0, delete 0, find 0/0 [ 283.125307] Free swap = 0kB [ 283.125309] Total swap = 0kB [ 283.125311] 1965979 pages RAM [ 283.125314] 0 pages HighMem/MovableOnly [ 283.125316] 313617 pages reserved [ 283.142046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 283.142046] to free 104kB on behalf of 'syz-executor101' (2997) because [ 283.142046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 283.142046] Free memory is -13324kB above reserved [ 283.233222] init: page allocation stalls for 210040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 283.233231] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 283.233252] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 283.233262] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 283.233273] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 283.233275] Call Trace: [ 283.233291] [] dump_stack+0xc1/0x128 [ 283.233300] [] warn_alloc.cold.31+0x7f/0x9c [ 283.233310] [] ? zone_watermark_ok_safe+0x250/0x250 [ 283.233319] [] ? shrink_node+0x740/0x740 [ 283.233328] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 283.233337] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 283.233346] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 283.233355] [] ? check_preemption_disabled+0x3b/0x200 [ 283.233363] [] ? find_get_entry+0x11a/0x570 [ 283.233370] [] ? find_get_entry+0x141/0x570 [ 283.233378] [] ? page_cache_prev_hole+0x80/0x80 [ 283.233386] [] ? pagecache_get_page+0x131/0x710 [ 283.233394] [] filemap_fault+0xaf1/0x1110 [ 283.233403] [] ext4_filemap_fault+0x71/0xa0 [ 283.233410] [] __do_fault+0x223/0x500 [ 283.233418] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 283.233426] [] ? handle_mm_fault+0x1d4f/0x2350 [ 283.233434] [] handle_mm_fault+0x1326/0x2350 [ 283.233441] [] ? vm_insert_page+0x6f0/0x6f0 [ 283.233451] [] __do_page_fault+0x403/0xa60 [ 283.233459] [] ? bad_area_access_error+0x3a0/0x3a0 [ 283.233469] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.233476] [] do_page_fault+0x27/0x30 [ 283.233484] [] page_fault+0x25/0x30 [ 283.233488] Mem-Info: [ 283.233507] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 283.233507] active_file:25 inactive_file:34 isolated_file:0 [ 283.233507] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.233507] slab_reclaimable:3856 slab_unreclaimable:57924 [ 283.233507] mapped:40 shmem:48 pagetables:312 bounce:0 [ 283.233507] free:6045 free_pcp:422 free_cma:0 [ 283.233521] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 283.233541] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 283.233570] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 283.233631] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 283.233678] 0 pages in swap cache [ 283.233682] Swap cache stats: add 0, delete 0, find 0/0 [ 283.233684] Free swap = 0kB [ 283.233686] Total swap = 0kB [ 283.233689] 1965979 pages RAM [ 283.233691] 0 pages HighMem/MovableOnly [ 283.233694] 313617 pages reserved [ 283.383313] syz-executor101: page allocation stalls for 210010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 283.383323] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 283.383339] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 283.383350] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 283.383361] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 283.383363] Call Trace: [ 283.383378] [] dump_stack+0xc1/0x128 [ 283.383388] [] warn_alloc.cold.31+0x7f/0x9c [ 283.383398] [] ? zone_watermark_ok_safe+0x250/0x250 [ 283.383407] [] ? shrink_node+0x740/0x740 [ 283.383416] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 283.383424] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 283.383433] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 283.383442] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 283.383450] [] ? find_get_entry+0x11a/0x570 [ 283.383458] [] ? find_get_entry+0x141/0x570 [ 283.383465] [] ? page_cache_prev_hole+0x80/0x80 [ 283.383473] [] ? pagecache_get_page+0x131/0x710 [ 283.383481] [] filemap_fault+0xaf1/0x1110 [ 283.383490] [] ext4_filemap_fault+0x71/0xa0 [ 283.383497] [] __do_fault+0x223/0x500 [ 283.383504] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 283.383513] [] ? generic_file_readonly_mmap+0x190/0x190 [ 283.383521] [] handle_mm_fault+0x1326/0x2350 [ 283.383528] [] ? vm_insert_page+0x6f0/0x6f0 [ 283.383538] [] __do_page_fault+0x403/0xa60 [ 283.383546] [] ? bad_area_access_error+0x3a0/0x3a0 [ 283.383556] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 283.383564] [] do_page_fault+0x27/0x30 [ 283.383573] [] page_fault+0x25/0x30 [ 283.383576] Mem-Info: [ 283.383594] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 283.383594] active_file:25 inactive_file:34 isolated_file:0 [ 283.383594] unevictable:0 dirty:0 writeback:0 unstable:0 [ 283.383594] slab_reclaimable:3856 slab_unreclaimable:57924 [ 283.383594] mapped:40 shmem:48 pagetables:312 bounce:0 [ 283.383594] free:6045 free_pcp:422 free_cma:0 [ 283.383608] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 283.383628] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 283.383657] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 283.383718] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 283.383765] 0 pages in swap cache [ 283.383769] Swap cache stats: add 0, delete 0, find 0/0 [ 283.383771] Free swap = 0kB [ 283.383773] Total swap = 0kB [ 283.383776] 1965979 pages RAM [ 283.383778] 0 pages HighMem/MovableOnly [ 283.383780] 313617 pages reserved [ 284.152073] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 284.152073] to free 104kB on behalf of 'syz-executor101' (2978) because [ 284.152073] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 284.152073] Free memory is -13324kB above reserved [ 284.152086] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 284.152086] to free 104kB on behalf of 'syz-executor101' (2996) because [ 284.152086] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 284.152086] Free memory is -13324kB above reserved [ 285.162021] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 285.162021] to free 104kB on behalf of 'syz-executor101' (2978) because [ 285.162021] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 285.162021] Free memory is -13324kB above reserved [ 285.162032] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 285.162032] to free 104kB on behalf of 'syz-executor101' (2941) because [ 285.162032] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 285.162032] Free memory is -13324kB above reserved [ 286.172021] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 286.172021] to free 104kB on behalf of 'syz-executor101' (2982) because [ 286.172021] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 286.172021] Free memory is -13324kB above reserved [ 287.182030] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 287.182030] to free 104kB on behalf of 'syz-executor101' (2985) because [ 287.182030] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 287.182030] Free memory is -13324kB above reserved [ 288.192049] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 288.192049] to free 104kB on behalf of 'cron' (1951) because [ 288.192049] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 288.192049] Free memory is -13324kB above reserved [ 288.192062] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 288.192062] to free 104kB on behalf of 'syz-executor101' (2985) because [ 288.192062] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 288.192062] Free memory is -13324kB above reserved [ 288.579327] cron: page allocation stalls for 200060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 288.579337] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 288.579354] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 288.579364] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 288.579375] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 288.579377] Call Trace: [ 288.579393] [] dump_stack+0xc1/0x128 [ 288.579403] [] warn_alloc.cold.31+0x7f/0x9c [ 288.579413] [] ? zone_watermark_ok_safe+0x250/0x250 [ 288.579422] [] ? shrink_node+0x740/0x740 [ 288.579431] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 288.579439] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 288.579448] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 288.579457] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 288.579464] [] ? find_get_entry+0x11a/0x570 [ 288.579472] [] ? find_get_entry+0x141/0x570 [ 288.579480] [] ? page_cache_prev_hole+0x80/0x80 [ 288.579487] [] ? pagecache_get_page+0x131/0x710 [ 288.579496] [] filemap_fault+0xaf1/0x1110 [ 288.579505] [] ext4_filemap_fault+0x71/0xa0 [ 288.579512] [] __do_fault+0x223/0x500 [ 288.579520] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 288.579528] [] ? generic_file_readonly_mmap+0x190/0x190 [ 288.579536] [] handle_mm_fault+0x1326/0x2350 [ 288.579544] [] ? vm_insert_page+0x6f0/0x6f0 [ 288.579552] [] ? hrtimer_nanosleep+0x38c/0x550 [ 288.579558] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 288.579568] [] __do_page_fault+0x403/0xa60 [ 288.579576] [] ? bad_area_access_error+0x3a0/0x3a0 [ 288.579586] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 288.579593] [] do_page_fault+0x27/0x30 [ 288.579602] [] page_fault+0x25/0x30 [ 288.579605] Mem-Info: [ 288.579624] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 288.579624] active_file:25 inactive_file:34 isolated_file:0 [ 288.579624] unevictable:0 dirty:0 writeback:0 unstable:0 [ 288.579624] slab_reclaimable:3856 slab_unreclaimable:57924 [ 288.579624] mapped:40 shmem:48 pagetables:312 bounce:0 [ 288.579624] free:6045 free_pcp:422 free_cma:0 [ 288.579639] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 288.579659] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 288.579687] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 288.579749] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 288.579796] 0 pages in swap cache [ 288.579800] Swap cache stats: add 0, delete 0, find 0/0 [ 288.579803] Free swap = 0kB [ 288.579805] Total swap = 0kB [ 288.579807] 1965979 pages RAM [ 288.579810] 0 pages HighMem/MovableOnly [ 288.579812] 313617 pages reserved [ 289.216996] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 289.216996] to free 104kB on behalf of 'syz-executor101' (2996) because [ 289.216996] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 289.216996] Free memory is -13324kB above reserved [ 290.222085] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 290.222085] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 290.222085] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 290.222085] Free memory is -13324kB above reserved [ 290.222097] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 290.222097] to free 104kB on behalf of 'syz-executor101' (2941) because [ 290.222097] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 290.222097] Free memory is -13324kB above reserved [ 291.232090] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 291.232090] to free 104kB on behalf of 'cron' (1951) because [ 291.232090] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 291.232090] Free memory is -13324kB above reserved [ 291.232103] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 291.232103] to free 104kB on behalf of 'syz-executor101' (2982) because [ 291.232103] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 291.232103] Free memory is -13324kB above reserved [ 291.282020] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 291.282020] to free 104kB on behalf of 'syz-executor101' (2978) because [ 291.282020] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 291.282020] Free memory is -13324kB above reserved [ 292.292060] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 292.292060] to free 104kB on behalf of 'syz-executor101' (2982) because [ 292.292060] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 292.292060] Free memory is -13324kB above reserved [ 292.292071] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 292.292071] to free 104kB on behalf of 'cron' (1951) because [ 292.292071] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 292.292071] Free memory is -13324kB above reserved [ 293.102420] rs:main Q:Reg: page allocation stalls for 220020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 293.102431] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 293.102448] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 293.102460] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 293.102471] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 293.102472] Call Trace: [ 293.102489] [] dump_stack+0xc1/0x128 [ 293.102499] [] warn_alloc.cold.31+0x7f/0x9c [ 293.102511] [] ? zone_watermark_ok_safe+0x250/0x250 [ 293.102520] [] ? shrink_node+0x740/0x740 [ 293.102530] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 293.102538] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 293.102548] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 293.102563] [] ? check_preemption_disabled+0x3b/0x200 [ 293.102571] [] ? find_get_entry+0x11a/0x570 [ 293.102578] [] ? find_get_entry+0x141/0x570 [ 293.102586] [] ? page_cache_prev_hole+0x80/0x80 [ 293.102596] [] ? autoremove_wake_function+0x40/0x40 [ 293.102604] [] ? pagecache_get_page+0x131/0x710 [ 293.102612] [] filemap_fault+0xaf1/0x1110 [ 293.102622] [] ext4_filemap_fault+0x71/0xa0 [ 293.102630] [] __do_fault+0x223/0x500 [ 293.102638] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 293.102646] [] ? handle_mm_fault+0x1d4f/0x2350 [ 293.102655] [] handle_mm_fault+0x1326/0x2350 [ 293.102662] [] ? vm_insert_page+0x6f0/0x6f0 [ 293.102671] [] ? selinux_file_permission+0x82/0x470 [ 293.102679] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 293.102689] [] __do_page_fault+0x403/0xa60 [ 293.102704] [] ? bad_area_access_error+0x3a0/0x3a0 [ 293.102715] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.102722] [] do_page_fault+0x27/0x30 [ 293.102731] [] page_fault+0x25/0x30 [ 293.102735] Mem-Info: [ 293.102757] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 293.102757] active_file:25 inactive_file:34 isolated_file:0 [ 293.102757] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.102757] slab_reclaimable:3856 slab_unreclaimable:57924 [ 293.102757] mapped:40 shmem:48 pagetables:312 bounce:0 [ 293.102757] free:6045 free_pcp:422 free_cma:0 [ 293.102772] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 293.102792] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 293.102822] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 293.102884] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 293.102933] 0 pages in swap cache [ 293.102938] Swap cache stats: add 0, delete 0, find 0/0 [ 293.102940] Free swap = 0kB [ 293.102942] Total swap = 0kB [ 293.102945] 1965979 pages RAM [ 293.102947] 0 pages HighMem/MovableOnly [ 293.102950] 313617 pages reserved [ 293.254774] init: page allocation stalls for 220060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 293.254784] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 293.254801] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 293.254812] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 293.254822] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 293.254824] Call Trace: [ 293.254840] [] dump_stack+0xc1/0x128 [ 293.254850] [] warn_alloc.cold.31+0x7f/0x9c [ 293.254860] [] ? zone_watermark_ok_safe+0x250/0x250 [ 293.254878] [] ? shrink_node+0x740/0x740 [ 293.254887] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 293.254896] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 293.254905] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 293.254914] [] ? check_preemption_disabled+0x3b/0x200 [ 293.254922] [] ? find_get_entry+0x11a/0x570 [ 293.254929] [] ? find_get_entry+0x141/0x570 [ 293.254937] [] ? page_cache_prev_hole+0x80/0x80 [ 293.254944] [] ? pagecache_get_page+0x131/0x710 [ 293.254952] [] filemap_fault+0xaf1/0x1110 [ 293.254962] [] ext4_filemap_fault+0x71/0xa0 [ 293.254969] [] __do_fault+0x223/0x500 [ 293.254977] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 293.254984] [] ? handle_mm_fault+0x1d4f/0x2350 [ 293.254992] [] handle_mm_fault+0x1326/0x2350 [ 293.255000] [] ? vm_insert_page+0x6f0/0x6f0 [ 293.255010] [] __do_page_fault+0x403/0xa60 [ 293.255018] [] ? bad_area_access_error+0x3a0/0x3a0 [ 293.255028] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.255035] [] do_page_fault+0x27/0x30 [ 293.255044] [] page_fault+0x25/0x30 [ 293.255047] Mem-Info: [ 293.255066] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 293.255066] active_file:25 inactive_file:34 isolated_file:0 [ 293.255066] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.255066] slab_reclaimable:3856 slab_unreclaimable:57924 [ 293.255066] mapped:40 shmem:48 pagetables:312 bounce:0 [ 293.255066] free:6045 free_pcp:422 free_cma:0 [ 293.255080] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 293.255100] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 293.255129] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 293.255197] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 293.255245] 0 pages in swap cache [ 293.255249] Swap cache stats: add 0, delete 0, find 0/0 [ 293.255251] Free swap = 0kB [ 293.255253] Total swap = 0kB [ 293.255256] 1965979 pages RAM [ 293.255258] 0 pages HighMem/MovableOnly [ 293.255261] 313617 pages reserved [ 293.302088] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 293.302088] to free 104kB on behalf of 'syz-executor101' (2079) because [ 293.302088] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 293.302088] Free memory is -13324kB above reserved [ 293.434652] syz-executor101: page allocation stalls for 220060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 293.434662] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 293.434679] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 293.434690] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 293.434700] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 293.434702] Call Trace: [ 293.434718] [] dump_stack+0xc1/0x128 [ 293.434729] [] warn_alloc.cold.31+0x7f/0x9c [ 293.434738] [] ? zone_watermark_ok_safe+0x250/0x250 [ 293.434747] [] ? shrink_node+0x740/0x740 [ 293.434757] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 293.434765] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 293.434774] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 293.434782] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 293.434789] [] ? find_get_entry+0x11a/0x570 [ 293.434797] [] ? find_get_entry+0x141/0x570 [ 293.434804] [] ? page_cache_prev_hole+0x80/0x80 [ 293.434812] [] ? pagecache_get_page+0x131/0x710 [ 293.434819] [] filemap_fault+0xaf1/0x1110 [ 293.434829] [] ext4_filemap_fault+0x71/0xa0 [ 293.434836] [] __do_fault+0x223/0x500 [ 293.434843] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 293.434851] [] ? generic_file_readonly_mmap+0x190/0x190 [ 293.434859] [] handle_mm_fault+0x1326/0x2350 [ 293.434866] [] ? vm_insert_page+0x6f0/0x6f0 [ 293.434875] [] __do_page_fault+0x403/0xa60 [ 293.434883] [] ? bad_area_access_error+0x3a0/0x3a0 [ 293.434893] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 293.434901] [] do_page_fault+0x27/0x30 [ 293.434909] [] page_fault+0x25/0x30 [ 293.434913] Mem-Info: [ 293.434932] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 293.434932] active_file:25 inactive_file:34 isolated_file:0 [ 293.434932] unevictable:0 dirty:0 writeback:0 unstable:0 [ 293.434932] slab_reclaimable:3856 slab_unreclaimable:57924 [ 293.434932] mapped:40 shmem:48 pagetables:312 bounce:0 [ 293.434932] free:6045 free_pcp:422 free_cma:0 [ 293.434946] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 293.434965] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 293.434993] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 293.435052] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 293.435096] 0 pages in swap cache [ 293.435101] Swap cache stats: add 0, delete 0, find 0/0 [ 293.435103] Free swap = 0kB [ 293.435105] Total swap = 0kB [ 293.435107] 1965979 pages RAM [ 293.435109] 0 pages HighMem/MovableOnly [ 293.435111] 313617 pages reserved [ 294.312061] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 294.312061] to free 104kB on behalf of 'syz-executor101' (2996) because [ 294.312061] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 294.312061] Free memory is -13324kB above reserved [ 294.312072] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 294.312072] to free 104kB on behalf of 'syz-executor101' (2941) because [ 294.312072] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 294.312072] Free memory is -13324kB above reserved [ 295.322094] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 295.322094] to free 104kB on behalf of 'syz-executor101' (2985) because [ 295.322094] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 295.322094] Free memory is -13324kB above reserved [ 296.332081] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 296.332081] to free 104kB on behalf of 'syz-executor101' (2957) because [ 296.332081] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 296.332081] Free memory is -13324kB above reserved [ 296.332094] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 296.332094] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 296.332094] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 296.332094] Free memory is -13324kB above reserved [ 297.342092] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 297.342092] to free 104kB on behalf of 'syz-executor101' (2957) because [ 297.342092] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 297.342092] Free memory is -13324kB above reserved [ 297.342104] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 297.342104] to free 104kB on behalf of 'syz-executor101' (2982) because [ 297.342104] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 297.342104] Free memory is -13324kB above reserved [ 298.352010] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 298.352010] to free 104kB on behalf of 'syz-executor101' (2941) because [ 298.352010] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 298.352010] Free memory is -13324kB above reserved [ 298.529447] cron: page allocation stalls for 210010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 298.529456] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 298.529474] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 298.529486] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 298.529497] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 298.529499] Call Trace: [ 298.529516] [] dump_stack+0xc1/0x128 [ 298.529527] [] warn_alloc.cold.31+0x7f/0x9c [ 298.529537] [] ? zone_watermark_ok_safe+0x250/0x250 [ 298.529546] [] ? shrink_node+0x740/0x740 [ 298.529556] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 298.529578] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 298.529587] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 298.529596] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 298.529604] [] ? find_get_entry+0x11a/0x570 [ 298.529611] [] ? find_get_entry+0x141/0x570 [ 298.529619] [] ? page_cache_prev_hole+0x80/0x80 [ 298.529626] [] ? pagecache_get_page+0x131/0x710 [ 298.529635] [] filemap_fault+0xaf1/0x1110 [ 298.529644] [] ext4_filemap_fault+0x71/0xa0 [ 298.529651] [] __do_fault+0x223/0x500 [ 298.529659] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 298.529667] [] ? generic_file_readonly_mmap+0x190/0x190 [ 298.529675] [] handle_mm_fault+0x1326/0x2350 [ 298.529683] [] ? vm_insert_page+0x6f0/0x6f0 [ 298.529692] [] ? hrtimer_nanosleep+0x38c/0x550 [ 298.529699] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 298.529709] [] __do_page_fault+0x403/0xa60 [ 298.529717] [] ? bad_area_access_error+0x3a0/0x3a0 [ 298.529727] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 298.529735] [] do_page_fault+0x27/0x30 [ 298.529744] [] page_fault+0x25/0x30 [ 298.529747] Mem-Info: [ 298.529766] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 298.529766] active_file:25 inactive_file:34 isolated_file:0 [ 298.529766] unevictable:0 dirty:0 writeback:0 unstable:0 [ 298.529766] slab_reclaimable:3856 slab_unreclaimable:57924 [ 298.529766] mapped:40 shmem:48 pagetables:312 bounce:0 [ 298.529766] free:6045 free_pcp:422 free_cma:0 [ 298.529781] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 298.529801] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 298.529829] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 298.529890] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 298.529937] 0 pages in swap cache [ 298.529941] Swap cache stats: add 0, delete 0, find 0/0 [ 298.529943] Free swap = 0kB [ 298.529946] Total swap = 0kB [ 298.529948] 1965979 pages RAM [ 298.529951] 0 pages HighMem/MovableOnly [ 298.529953] 313617 pages reserved [ 299.362055] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 299.362055] to free 104kB on behalf of 'syz-executor101' (2996) because [ 299.362055] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 299.362055] Free memory is -13324kB above reserved [ 299.362066] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 299.362066] to free 104kB on behalf of 'cron' (1951) because [ 299.362066] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 299.362066] Free memory is -13324kB above reserved [ 300.372038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 300.372038] to free 104kB on behalf of 'syz-executor101' (2997) because [ 300.372038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 300.372038] Free memory is -13324kB above reserved [ 300.372061] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 300.372061] to free 104kB on behalf of 'syz-executor101' (2982) because [ 300.372061] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 300.372061] Free memory is -13324kB above reserved [ 301.382059] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 301.382059] to free 104kB on behalf of 'init' (1) because [ 301.382059] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 301.382059] Free memory is -13324kB above reserved [ 301.382072] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 301.382072] to free 104kB on behalf of 'syz-executor101' (2982) because [ 301.382072] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 301.382072] Free memory is -13324kB above reserved [ 302.392079] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 302.392079] to free 104kB on behalf of 'syz-executor101' (2985) because [ 302.392079] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 302.392079] Free memory is -13324kB above reserved [ 302.392091] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 302.392091] to free 104kB on behalf of 'syz-executor101' (2997) because [ 302.392091] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 302.392091] Free memory is -13324kB above reserved [ 303.094789] rs:main Q:Reg: page allocation stalls for 230010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 303.094799] CPU: 0 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 303.094816] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 303.094827] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 303.094838] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 303.094840] Call Trace: [ 303.094856] [] dump_stack+0xc1/0x128 [ 303.094874] [] warn_alloc.cold.31+0x7f/0x9c [ 303.094884] [] ? zone_watermark_ok_safe+0x250/0x250 [ 303.094893] [] ? shrink_node+0x740/0x740 [ 303.094902] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 303.094911] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 303.094920] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 303.094929] [] ? check_preemption_disabled+0x3b/0x200 [ 303.094937] [] ? find_get_entry+0x11a/0x570 [ 303.094944] [] ? find_get_entry+0x141/0x570 [ 303.094952] [] ? page_cache_prev_hole+0x80/0x80 [ 303.094961] [] ? autoremove_wake_function+0x40/0x40 [ 303.094969] [] ? pagecache_get_page+0x131/0x710 [ 303.094976] [] filemap_fault+0xaf1/0x1110 [ 303.094985] [] ext4_filemap_fault+0x71/0xa0 [ 303.094996] [] __do_fault+0x223/0x500 [ 303.095004] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 303.095012] [] ? handle_mm_fault+0x1d4f/0x2350 [ 303.095019] [] handle_mm_fault+0x1326/0x2350 [ 303.095027] [] ? vm_insert_page+0x6f0/0x6f0 [ 303.095036] [] ? selinux_file_permission+0x82/0x470 [ 303.095043] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 303.095053] [] __do_page_fault+0x403/0xa60 [ 303.095061] [] ? bad_area_access_error+0x3a0/0x3a0 [ 303.095071] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.095078] [] do_page_fault+0x27/0x30 [ 303.095087] [] page_fault+0x25/0x30 [ 303.095091] Mem-Info: [ 303.095109] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 303.095109] active_file:25 inactive_file:34 isolated_file:0 [ 303.095109] unevictable:0 dirty:0 writeback:0 unstable:0 [ 303.095109] slab_reclaimable:3856 slab_unreclaimable:57924 [ 303.095109] mapped:40 shmem:48 pagetables:312 bounce:0 [ 303.095109] free:6045 free_pcp:422 free_cma:0 [ 303.095123] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 303.095143] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 303.095172] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 303.095233] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 303.095280] 0 pages in swap cache [ 303.095284] Swap cache stats: add 0, delete 0, find 0/0 [ 303.095287] Free swap = 0kB [ 303.095289] Total swap = 0kB [ 303.095291] 1965979 pages RAM [ 303.095294] 0 pages HighMem/MovableOnly [ 303.095296] 313617 pages reserved [ 303.204894] init: page allocation stalls for 230010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 303.204904] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 303.204921] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 303.204933] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 303.204943] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 303.204945] Call Trace: [ 303.204961] [] dump_stack+0xc1/0x128 [ 303.204971] [] warn_alloc.cold.31+0x7f/0x9c [ 303.204983] [] ? zone_watermark_ok_safe+0x250/0x250 [ 303.204993] [] ? shrink_node+0x740/0x740 [ 303.205002] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 303.205011] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 303.205021] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 303.205030] [] ? check_preemption_disabled+0x3b/0x200 [ 303.205038] [] ? find_get_entry+0x11a/0x570 [ 303.205046] [] ? find_get_entry+0x141/0x570 [ 303.205053] [] ? page_cache_prev_hole+0x80/0x80 [ 303.205062] [] ? pagecache_get_page+0x131/0x710 [ 303.205070] [] filemap_fault+0xaf1/0x1110 [ 303.205079] [] ext4_filemap_fault+0x71/0xa0 [ 303.205087] [] __do_fault+0x223/0x500 [ 303.205094] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 303.205103] [] ? handle_mm_fault+0x1d4f/0x2350 [ 303.205111] [] handle_mm_fault+0x1326/0x2350 [ 303.205119] [] ? vm_insert_page+0x6f0/0x6f0 [ 303.205129] [] __do_page_fault+0x403/0xa60 [ 303.205137] [] ? bad_area_access_error+0x3a0/0x3a0 [ 303.205147] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.205155] [] do_page_fault+0x27/0x30 [ 303.205164] [] page_fault+0x25/0x30 [ 303.205168] Mem-Info: [ 303.205187] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 303.205187] active_file:25 inactive_file:34 isolated_file:0 [ 303.205187] unevictable:0 dirty:0 writeback:0 unstable:0 [ 303.205187] slab_reclaimable:3856 slab_unreclaimable:57924 [ 303.205187] mapped:40 shmem:48 pagetables:312 bounce:0 [ 303.205187] free:6045 free_pcp:422 free_cma:0 [ 303.205201] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 303.205222] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 303.205252] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:684kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 303.205316] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 303.205365] 0 pages in swap cache [ 303.205369] Swap cache stats: add 0, delete 0, find 0/0 [ 303.205371] Free swap = 0kB [ 303.205374] Total swap = 0kB [ 303.205376] 1965979 pages RAM [ 303.205379] 0 pages HighMem/MovableOnly [ 303.205381] 313617 pages reserved [ 303.421666] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 303.421666] to free 104kB on behalf of 'syz-executor101' (2985) because [ 303.421666] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 303.421666] Free memory is -13324kB above reserved [ 303.421679] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 303.421679] to free 104kB on behalf of 'syz-executor101' (2997) because [ 303.421679] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 303.421679] Free memory is -13324kB above reserved [ 303.432147] syz-executor101: page allocation stalls for 230060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 303.432157] CPU: 1 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 303.432174] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 303.432185] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 303.432197] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 303.432199] Call Trace: [ 303.432216] [] dump_stack+0xc1/0x128 [ 303.432227] [] warn_alloc.cold.31+0x7f/0x9c [ 303.432237] [] ? zone_watermark_ok_safe+0x250/0x250 [ 303.432246] [] ? shrink_node+0x740/0x740 [ 303.432256] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 303.432265] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 303.432275] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 303.432283] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 303.432292] [] ? find_get_entry+0x11a/0x570 [ 303.432299] [] ? find_get_entry+0x141/0x570 [ 303.432307] [] ? page_cache_prev_hole+0x80/0x80 [ 303.432315] [] ? pagecache_get_page+0x131/0x710 [ 303.432324] [] filemap_fault+0xaf1/0x1110 [ 303.432333] [] ext4_filemap_fault+0x71/0xa0 [ 303.432342] [] __do_fault+0x223/0x500 [ 303.432349] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 303.432367] [] ? generic_file_readonly_mmap+0x190/0x190 [ 303.432376] [] handle_mm_fault+0x1326/0x2350 [ 303.432384] [] ? vm_insert_page+0x6f0/0x6f0 [ 303.432394] [] __do_page_fault+0x403/0xa60 [ 303.432403] [] ? bad_area_access_error+0x3a0/0x3a0 [ 303.432413] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 303.432421] [] do_page_fault+0x27/0x30 [ 303.432429] [] page_fault+0x25/0x30 [ 303.432433] Mem-Info: [ 303.432453] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 303.432453] active_file:25 inactive_file:34 isolated_file:0 [ 303.432453] unevictable:0 dirty:0 writeback:0 unstable:0 [ 303.432453] slab_reclaimable:3856 slab_unreclaimable:57924 [ 303.432453] mapped:40 shmem:48 pagetables:312 bounce:0 [ 303.432453] free:6045 free_pcp:422 free_cma:0 [ 303.432468] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 303.432489] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 303.432518] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231664kB kernel_stack:3648kB pagetables:1248kB bounce:0kB free_pcp:784kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 303.432583] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 29*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 110 total pagecache pages [ 303.432632] 0 pages in swap cache [ 303.432644] Swap cache stats: add 0, delete 0, find 0/0 [ 303.432646] Free swap = 0kB [ 303.432649] Total swap = 0kB [ 303.432651] 1965979 pages RAM [ 303.432654] 0 pages HighMem/MovableOnly [ 303.432661] 313617 pages reserved [ 304.422042] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 304.422042] to free 104kB on behalf of 'syz-executor101' (2079) because [ 304.422042] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 304.422042] Free memory is -13324kB above reserved [ 305.432033] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 305.432033] to free 104kB on behalf of 'syz-executor101' (2985) because [ 305.432033] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 305.432033] Free memory is -13324kB above reserved [ 306.442027] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 306.442027] to free 104kB on behalf of 'init' (1) because [ 306.442027] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 306.442027] Free memory is -13324kB above reserved [ 307.452028] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 307.452028] to free 104kB on behalf of 'syz-executor101' (2941) because [ 307.452028] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 307.452028] Free memory is -13292kB above reserved [ 307.452040] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 307.452040] to free 104kB on behalf of 'syz-executor101' (2982) because [ 307.452040] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 307.452040] Free memory is -13292kB above reserved [ 308.462000] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 308.462000] to free 104kB on behalf of 'syz-executor101' (2079) because [ 308.462000] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 308.462000] Free memory is -13292kB above reserved [ 308.542354] cron: page allocation stalls for 220030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 308.542371] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 308.542388] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 308.542399] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 308.542410] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 308.542412] Call Trace: [ 308.542427] [] dump_stack+0xc1/0x128 [ 308.542437] [] warn_alloc.cold.31+0x7f/0x9c [ 308.542448] [] ? zone_watermark_ok_safe+0x250/0x250 [ 308.542457] [] ? shrink_node+0x740/0x740 [ 308.542466] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 308.542474] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 308.542484] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 308.542493] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 308.542501] [] ? find_get_entry+0x11a/0x570 [ 308.542508] [] ? find_get_entry+0x141/0x570 [ 308.542516] [] ? page_cache_prev_hole+0x80/0x80 [ 308.542523] [] ? pagecache_get_page+0x131/0x710 [ 308.542531] [] filemap_fault+0xaf1/0x1110 [ 308.542541] [] ext4_filemap_fault+0x71/0xa0 [ 308.542548] [] __do_fault+0x223/0x500 [ 308.542556] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 308.542564] [] ? generic_file_readonly_mmap+0x190/0x190 [ 308.542572] [] handle_mm_fault+0x1326/0x2350 [ 308.542580] [] ? vm_insert_page+0x6f0/0x6f0 [ 308.542589] [] ? hrtimer_nanosleep+0x38c/0x550 [ 308.542596] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 308.542606] [] __do_page_fault+0x403/0xa60 [ 308.542614] [] ? bad_area_access_error+0x3a0/0x3a0 [ 308.542625] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 308.542632] [] do_page_fault+0x27/0x30 [ 308.542640] [] page_fault+0x25/0x30 [ 308.542644] Mem-Info: [ 308.542662] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 308.542662] active_file:25 inactive_file:34 isolated_file:0 [ 308.542662] unevictable:0 dirty:0 writeback:0 unstable:0 [ 308.542662] slab_reclaimable:3856 slab_unreclaimable:57925 [ 308.542662] mapped:40 shmem:48 pagetables:312 bounce:0 [ 308.542662] free:6053 free_pcp:421 free_cma:0 [ 308.542677] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 308.542697] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 308.542726] Normal free:5580kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231668kB kernel_stack:3616kB pagetables:1248kB bounce:0kB free_pcp:780kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 308.542788] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 30*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5580kB 110 total pagecache pages [ 308.542835] 0 pages in swap cache [ 308.542840] Swap cache stats: add 0, delete 0, find 0/0 [ 308.542842] Free swap = 0kB [ 308.542844] Total swap = 0kB [ 308.542847] 1965979 pages RAM [ 308.542849] 0 pages HighMem/MovableOnly [ 308.542851] 313617 pages reserved [ 309.472031] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 309.472031] to free 104kB on behalf of 'syz-executor101' (2985) because [ 309.472031] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 309.472031] Free memory is -13292kB above reserved [ 310.482027] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 310.482027] to free 104kB on behalf of 'syz-executor101' (2982) because [ 310.482027] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 310.482027] Free memory is -13292kB above reserved [ 310.482038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 310.482038] to free 104kB on behalf of 'init' (1) because [ 310.482038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 310.482038] Free memory is -13292kB above reserved [ 311.492063] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 311.492063] to free 104kB on behalf of 'syz-executor101' (2079) because [ 311.492063] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 311.492063] Free memory is -13292kB above reserved [ 311.492075] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 311.492075] to free 104kB on behalf of 'syz-executor101' (2996) because [ 311.492075] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 311.492075] Free memory is -13292kB above reserved [ 312.502034] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 312.502034] to free 104kB on behalf of 'syz-executor101' (2985) because [ 312.502034] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 312.502034] Free memory is -13292kB above reserved [ 312.502046] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 312.502046] to free 104kB on behalf of 'syz-executor101' (2941) because [ 312.502046] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 312.502046] Free memory is -13292kB above reserved [ 313.123298] rs:main Q:Reg: page allocation stalls for 240040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 313.123308] CPU: 1 PID: 1897 Comm: rs:main Q:Reg Not tainted 4.9.141+ #1 [ 313.123324] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d6ba97c0 [ 313.123335] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 313.123346] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 313.123348] Call Trace: [ 313.123372] [] dump_stack+0xc1/0x128 [ 313.123382] [] warn_alloc.cold.31+0x7f/0x9c [ 313.123392] [] ? zone_watermark_ok_safe+0x250/0x250 [ 313.123401] [] ? shrink_node+0x740/0x740 [ 313.123410] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 313.123419] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 313.123429] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 313.123438] [] ? check_preemption_disabled+0x3b/0x200 [ 313.123446] [] ? find_get_entry+0x11a/0x570 [ 313.123453] [] ? find_get_entry+0x141/0x570 [ 313.123461] [] ? page_cache_prev_hole+0x80/0x80 [ 313.123469] [] ? autoremove_wake_function+0x40/0x40 [ 313.123477] [] ? pagecache_get_page+0x131/0x710 [ 313.123485] [] filemap_fault+0xaf1/0x1110 [ 313.123495] [] ext4_filemap_fault+0x71/0xa0 [ 313.123502] [] __do_fault+0x223/0x500 [ 313.123510] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 313.123518] [] ? handle_mm_fault+0x1d4f/0x2350 [ 313.123526] [] handle_mm_fault+0x1326/0x2350 [ 313.123533] [] ? vm_insert_page+0x6f0/0x6f0 [ 313.123542] [] ? selinux_file_permission+0x82/0x470 [ 313.123550] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 313.123560] [] __do_page_fault+0x403/0xa60 [ 313.123568] [] ? bad_area_access_error+0x3a0/0x3a0 [ 313.123577] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.123585] [] do_page_fault+0x27/0x30 [ 313.123593] [] page_fault+0x25/0x30 [ 313.123597] Mem-Info: [ 313.123616] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 313.123616] active_file:25 inactive_file:34 isolated_file:0 [ 313.123616] unevictable:0 dirty:0 writeback:0 unstable:0 [ 313.123616] slab_reclaimable:3856 slab_unreclaimable:57925 [ 313.123616] mapped:40 shmem:48 pagetables:312 bounce:0 [ 313.123616] free:6053 free_pcp:421 free_cma:0 [ 313.123630] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 313.123650] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:232kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 313.123678] Normal free:5580kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231668kB kernel_stack:3616kB pagetables:1248kB bounce:0kB free_pcp:780kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 313.123741] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 30*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5580kB 110 total pagecache pages [ 313.123788] 0 pages in swap cache [ 313.123793] Swap cache stats: add 0, delete 0, find 0/0 [ 313.123795] Free swap = 0kB [ 313.123797] Total swap = 0kB [ 313.123800] 1965979 pages RAM [ 313.123802] 0 pages HighMem/MovableOnly [ 313.123805] 313617 pages reserved [ 313.245682] init: page allocation stalls for 240020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 313.245692] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 313.245709] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 313.245720] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 313.245732] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 313.245733] Call Trace: [ 313.245749] [] dump_stack+0xc1/0x128 [ 313.245759] [] warn_alloc.cold.31+0x7f/0x9c [ 313.245770] [] ? zone_watermark_ok_safe+0x250/0x250 [ 313.245779] [] ? shrink_node+0x740/0x740 [ 313.245789] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 313.245798] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 313.245807] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 313.245829] [] ? check_preemption_disabled+0x3b/0x200 [ 313.245837] [] ? find_get_entry+0x11a/0x570 [ 313.245844] [] ? find_get_entry+0x141/0x570 [ 313.245851] [] ? page_cache_prev_hole+0x80/0x80 [ 313.245867] [] ? pagecache_get_page+0x131/0x710 [ 313.245875] [] filemap_fault+0xaf1/0x1110 [ 313.245885] [] ext4_filemap_fault+0x71/0xa0 [ 313.245893] [] __do_fault+0x223/0x500 [ 313.245900] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 313.245908] [] ? handle_mm_fault+0x1d4f/0x2350 [ 313.245928] [] handle_mm_fault+0x1326/0x2350 [ 313.245936] [] ? vm_insert_page+0x6f0/0x6f0 [ 313.245946] [] __do_page_fault+0x403/0xa60 [ 313.245954] [] ? bad_area_access_error+0x3a0/0x3a0 [ 313.245965] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.245972] [] do_page_fault+0x27/0x30 [ 313.245981] [] page_fault+0x25/0x30 [ 313.245985] Mem-Info: [ 313.246004] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 313.246004] active_file:25 inactive_file:34 isolated_file:0 [ 313.246004] unevictable:0 dirty:0 writeback:0 unstable:0 [ 313.246004] slab_reclaimable:3856 slab_unreclaimable:57925 [ 313.246004] mapped:40 shmem:48 pagetables:312 bounce:0 [ 313.246004] free:6053 free_pcp:421 free_cma:0 [ 313.246019] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 313.246039] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 313.246069] Normal free:5580kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231668kB kernel_stack:3616kB pagetables:1248kB bounce:0kB free_pcp:780kB local_pcp:680kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 313.246133] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 30*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5580kB 110 total pagecache pages [ 313.246182] 0 pages in swap cache [ 313.246186] Swap cache stats: add 0, delete 0, find 0/0 [ 313.246188] Free swap = 0kB [ 313.246191] Total swap = 0kB [ 313.246193] 1965979 pages RAM [ 313.246196] 0 pages HighMem/MovableOnly [ 313.246198] 313617 pages reserved [ 313.428752] syz-executor101: page allocation stalls for 240050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 313.428762] CPU: 0 PID: 2079 Comm: syz-executor101 Not tainted 4.9.141+ #1 [ 313.428779] ffff8801cdcdf7c0 ffffffff81b42e79 1ffff10039b9befa ffff8801d0bcdf00 [ 313.428790] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cdcdf908 [ 313.428801] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 313.428803] Call Trace: [ 313.428819] [] dump_stack+0xc1/0x128 [ 313.428829] [] warn_alloc.cold.31+0x7f/0x9c [ 313.428839] [] ? zone_watermark_ok_safe+0x250/0x250 [ 313.428848] [] ? shrink_node+0x740/0x740 [ 313.428865] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 313.428874] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 313.428883] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 313.428892] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 313.428900] [] ? find_get_entry+0x11a/0x570 [ 313.428907] [] ? find_get_entry+0x141/0x570 [ 313.428915] [] ? page_cache_prev_hole+0x80/0x80 [ 313.428923] [] ? pagecache_get_page+0x131/0x710 [ 313.428931] [] filemap_fault+0xaf1/0x1110 [ 313.428940] [] ext4_filemap_fault+0x71/0xa0 [ 313.428947] [] __do_fault+0x223/0x500 [ 313.428954] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 313.428963] [] ? generic_file_readonly_mmap+0x190/0x190 [ 313.428971] [] handle_mm_fault+0x1326/0x2350 [ 313.428978] [] ? vm_insert_page+0x6f0/0x6f0 [ 313.428988] [] __do_page_fault+0x403/0xa60 [ 313.428996] [] ? bad_area_access_error+0x3a0/0x3a0 [ 313.429006] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 313.429014] [] do_page_fault+0x27/0x30 [ 313.429022] [] page_fault+0x25/0x30 [ 313.429026] Mem-Info: [ 313.429044] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 313.429044] active_file:25 inactive_file:34 isolated_file:0 [ 313.429044] unevictable:0 dirty:0 writeback:0 unstable:0 [ 313.429044] slab_reclaimable:3856 slab_unreclaimable:57925 [ 313.429044] mapped:40 shmem:48 pagetables:312 bounce:0 [ 313.429044] free:6053 free_pcp:421 free_cma:0 [ 313.429058] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 313.429078] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 313.429107] Normal free:5580kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231668kB kernel_stack:3616kB pagetables:1248kB bounce:0kB free_pcp:780kB local_pcp:680kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 313.429168] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 30*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5580kB 110 total pagecache pages [ 313.429215] 0 pages in swap cache [ 313.429220] Swap cache stats: add 0, delete 0, find 0/0 [ 313.429222] Free swap = 0kB [ 313.429224] Total swap = 0kB [ 313.429227] 1965979 pages RAM [ 313.429229] 0 pages HighMem/MovableOnly [ 313.429231] 313617 pages reserved [ 313.512038] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 313.512038] to free 104kB on behalf of 'syz-executor101' (2978) because [ 313.512038] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 313.512038] Free memory is -13292kB above reserved [ 314.522052] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 314.522052] to free 104kB on behalf of 'syz-executor101' (2985) because [ 314.522052] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 314.522052] Free memory is -13292kB above reserved [ 314.522064] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 314.522064] to free 104kB on behalf of 'rs:main Q:Reg' (1897) because [ 314.522064] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 314.522064] Free memory is -13292kB above reserved [ 315.532027] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 315.532027] to free 104kB on behalf of 'syz-executor101' (2957) because [ 315.532027] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 315.532027] Free memory is -13292kB above reserved [ 315.532044] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 315.532044] to free 104kB on behalf of 'syz-executor101' (2985) because [ 315.532044] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 315.532044] Free memory is -13292kB above reserved [ 316.542094] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 316.542094] to free 104kB on behalf of 'cron' (1951) because [ 316.542094] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 316.542094] Free memory is -13292kB above reserved [ 317.576597] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 317.576597] to free 104kB on behalf of 'syz-executor101' (2982) because [ 317.576597] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 317.576597] Free memory is -13292kB above reserved [ 318.564311] cron: page allocation stalls for 230050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 318.564321] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 318.564338] ffff8801d2e977c0 ffffffff81b42e79 1ffff1003a5d2efa ffff8801d2812f80 [ 318.564349] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2e97908 [ 318.564359] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 318.564362] Call Trace: [ 318.564378] [] dump_stack+0xc1/0x128 [ 318.564388] [] warn_alloc.cold.31+0x7f/0x9c [ 318.564398] [] ? zone_watermark_ok_safe+0x250/0x250 [ 318.564408] [] ? shrink_node+0x740/0x740 [ 318.564417] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 318.564427] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 318.564436] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 318.564445] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 318.564453] [] ? find_get_entry+0x11a/0x570 [ 318.564461] [] ? find_get_entry+0x141/0x570 [ 318.564469] [] ? page_cache_prev_hole+0x80/0x80 [ 318.564477] [] ? pagecache_get_page+0x131/0x710 [ 318.564496] [] filemap_fault+0xaf1/0x1110 [ 318.564505] [] ext4_filemap_fault+0x71/0xa0 [ 318.564513] [] __do_fault+0x223/0x500 [ 318.564520] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 318.564529] [] ? generic_file_readonly_mmap+0x190/0x190 [ 318.564537] [] handle_mm_fault+0x1326/0x2350 [ 318.564545] [] ? vm_insert_page+0x6f0/0x6f0 [ 318.564553] [] ? hrtimer_nanosleep+0x38c/0x550 [ 318.564561] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 318.564571] [] __do_page_fault+0x403/0xa60 [ 318.564579] [] ? bad_area_access_error+0x3a0/0x3a0 [ 318.564588] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 318.564596] [] do_page_fault+0x27/0x30 [ 318.564604] [] page_fault+0x25/0x30 [ 318.564608] Mem-Info: [ 318.564626] active_anon:3593 inactive_anon:41 isolated_anon:0 [ 318.564626] active_file:25 inactive_file:34 isolated_file:0 [ 318.564626] unevictable:0 dirty:0 writeback:0 unstable:0 [ 318.564626] slab_reclaimable:3856 slab_unreclaimable:57926 [ 318.564626] mapped:40 shmem:48 pagetables:312 bounce:0 [ 318.564626] free:6053 free_pcp:420 free_cma:0 [ 318.564641] Node 0 active_anon:14372kB inactive_anon:164kB active_file:100kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:160kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 318.564660] DMA32 free:18632kB min:4696kB low:7712kB high:10728kB active_anon:264kB inactive_anon:0kB active_file:84kB inactive_file:124kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:20kB slab_unreclaimable:32kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:904kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 318.564688] Normal free:5580kB min:5580kB low:9168kB high:12756kB active_anon:14108kB inactive_anon:164kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15404kB slab_unreclaimable:231672kB kernel_stack:3616kB pagetables:1248kB bounce:0kB free_pcp:776kB local_pcp:680kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 318.564750] DMA32: 4*4kB (UME) 3*8kB (ME) 8*16kB (UM) 3*32kB (ME) 9*64kB (UME) 3*128kB (UME) 6*256kB (UME) 5*512kB (ME) 5*1024kB (UE) 2*2048kB (U) 1*4096kB (U) = 18632kB Normal: 363*4kB (M) 156*8kB (MEH) 108*16kB (MEH) 30*32kB (UMH) 3*64kB (M) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5580kB 110 total pagecache pages [ 318.564797] 0 pages in swap cache [ 318.564801] Swap cache stats: add 0, delete 0, find 0/0 [ 318.564804] Free swap = 0kB [ 318.564806] Total swap = 0kB [ 318.564809] 1965979 pages RAM [ 318.564811] 0 pages HighMem/MovableOnly [ 318.564813] 313617 pages reserved [ 318.582073] lowmemorykiller: Killing 'syz-executor101' (2941) (tgid 2933), adj 1000, [ 318.582073] to free 104kB on behalf of 'syz-executor101' (2982) because [ 318.582073] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 318.582073] Free memory is -13292kB above reserved