Warning: Permanently added '10.128.0.17' (ECDSA) to the list of known hosts. 2019/06/19 13:43:18 parsed 1 programs 2019/06/19 13:43:20 executed programs: 0 [ 555.865981] audit: type=1400 audit(1560951800.635:5): avc: denied { sys_admin } for pid=2172 comm="syz-executor.3" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 555.906038] audit: type=1400 audit(1560951800.675:6): avc: denied { net_admin } for pid=2177 comm="syz-executor.4" capability=12 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 556.360021] audit: type=1400 audit(1560951801.135:7): avc: denied { sys_chroot } for pid=2177 comm="syz-executor.4" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 556.389430] audit: type=1400 audit(1560951801.165:8): avc: denied { associate } for pid=2177 comm="syz-executor.4" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 558.515607] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 558.515607] to free 1052kB on behalf of 'kswapd0' (33) because [ 558.515607] cache 53524kB is below limit 65536kB for oom_score_adj 12 [ 558.515607] Free memory is -13020kB above reserved [ 558.516239] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 558.516239] to free 1052kB on behalf of 'syz-executor.5' (2347) because [ 558.516239] cache 54524kB is below limit 65536kB for oom_score_adj 12 [ 558.516239] Free memory is -12852kB above reserved [ 559.527815] oom_reaper: reaped process 2337 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 559.587864] oom_reaper: reaped process 2348 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 559.626698] syz-executor.3: vmalloc: allocation failure, allocated 1090490368 of 3069386752 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 559.626709] CPU: 1 PID: 2337 Comm: syz-executor.3 Not tainted 4.9.141+ #1 [ 559.626737] ffff8801c8dbf9c0 ffffffff81b42e79 1ffff100391b7f3a dffffc0000000000 [ 559.626748] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801c8dbfb08 [ 559.626759] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 559.626762] Call Trace: [ 559.626906] [] dump_stack+0xc1/0x128 [ 559.626967] [] warn_alloc.cold.31+0x7f/0x9c [ 559.626990] [] ? zone_watermark_ok_safe+0x250/0x250 [ 559.627045] [] ? retint_kernel+0x2d/0x2d [ 559.627062] [] __vmalloc_node_range+0x3f8/0x600 [ 559.627116] [] ? xt_alloc_table_info+0xc9/0x100 [ 559.627124] [] vmalloc+0x5b/0x70 [ 559.627131] [] ? xt_alloc_table_info+0xc9/0x100 [ 559.627139] [] xt_alloc_table_info+0xc9/0x100 [ 559.627170] [] do_ip6t_set_ctl+0x235/0x470 [ 559.627179] [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 559.627208] [] ? mutex_unlock+0x9/0x10 [ 559.627241] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 559.627249] [] nf_setsockopt+0x6d/0xc0 [ 559.627293] [] ipv6_setsockopt+0xc8/0x130 [ 559.627308] [] tcp_setsockopt+0x88/0xe0 [ 559.627338] [] sock_common_setsockopt+0x9a/0xe0 [ 559.627347] [] SyS_setsockopt+0x166/0x260 [ 559.627353] [] ? SyS_recv+0x40/0x40 [ 559.627404] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 559.627413] [] ? SyS_clock_settime+0x220/0x220 [ 559.627432] [] ? do_syscall_64+0x48/0x550 [ 559.627439] [] ? SyS_recv+0x40/0x40 [ 559.627446] [] do_syscall_64+0x19f/0x550 [ 559.627455] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 559.627459] Mem-Info: [ 559.627477] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 559.627477] active_file:5 inactive_file:40 isolated_file:0 [ 559.627477] unevictable:0 dirty:0 writeback:0 unstable:0 [ 559.627477] slab_reclaimable:4583 slab_unreclaimable:57153 [ 559.627477] mapped:19 shmem:48 pagetables:432 bounce:0 [ 559.627477] free:0 free_pcp:56 free_cma:0 [ 559.627497] Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 559.627522] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 559.627552] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 559.627587] 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: [ 559.637753] syz-executor.4: vmalloc: allocation failure, allocated 1088847872 of 3069386752 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 559.637761] CPU: 1 PID: 2345 Comm: syz-executor.4 Not tainted 4.9.141+ #1 [ 559.637776] ffff8801c80b79c0 ffffffff81b42e79 1ffff10039016f3a dffffc0000000000 [ 559.637785] ffffffff82aa8ba0 0000000000000000 0000000000400000 ffff8801c80b7b08 [ 559.637793] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 559.637794] Call Trace: [ 559.637813] [] dump_stack+0xc1/0x128 [ 559.637824] [] warn_alloc.cold.31+0x7f/0x9c [ 559.637834] [] ? zone_watermark_ok_safe+0x250/0x250 [ 559.637861] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 559.637872] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 559.637915] [] ? check_preemption_disabled+0x3b/0x200 [ 559.637927] syz-executor.0: [ 559.637927] [] ? retint_kernel+0x2d/0x2d [ 559.637939] vmalloc: allocation failure, allocated 1070415872 of 3069386752 bytes [] __vmalloc_node_range+0x3f8/0x600 [ 559.637943] , mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [] ? xt_alloc_table_info+0xc9/0x100 [ 559.637959] [] vmalloc+0x5b/0x70 [ 559.637966] [] ? xt_alloc_table_info+0xc9/0x100 [ 559.637973] [] xt_alloc_table_info+0xc9/0x100 [ 559.637982] [] do_ip6t_set_ctl+0x235/0x470 [ 559.637991] [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 559.638001] [] ? mutex_unlock+0x9/0x10 [ 559.638010] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 559.638017] [] nf_setsockopt+0x6d/0xc0 [ 559.638027] [] ipv6_setsockopt+0xc8/0x130 [ 559.638036] [] tcp_setsockopt+0x88/0xe0 [ 559.638045] [] sock_common_setsockopt+0x9a/0xe0 [ 559.638053] [] SyS_setsockopt+0x166/0x260 [ 559.638059] [] ? SyS_recv+0x40/0x40 [ 559.638069] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 559.638076] [] ? SyS_clock_settime+0x220/0x220 [ 559.638083] [] ? do_syscall_64+0x48/0x550 [ 559.638090] [] ? SyS_recv+0x40/0x40 [ 559.638097] [] do_syscall_64+0x19f/0x550 [ 559.638105] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 559.638109] Mem-Info: [ 559.638114] CPU: 0 PID: 2348 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 559.638129] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 559.638129] active_file:5 inactive_file:40 isolated_file:0 [ 559.638129] unevictable:0 dirty:0 writeback:0 unstable:0 [ 559.638129] slab_reclaimable:4583 slab_unreclaimable:57153 [ 559.638129] mapped:19 shmem:48 pagetables:432 bounce:0 [ 559.638129] free:0 free_pcp:26 free_cma:0 [ 559.638143] ffff8801c2ab79c0 [ 559.638144] Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 559.638163] ffffffff81b42e79DMA32 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 1ffff10038556f3alowmem_reserve[]: [ 559.638171] dffffc0000000000 0 3505 ffffffff82aa8ba0 [ 559.638186] 3505 0000000000000000 0000000000400000Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:104kB free_cma:0kB ffff8801c2ab7b08lowmem_reserve[]: [ 559.638215] 0 ffffffff814fc7c8 [ 559.638218] 0 0000000041b58ab3 0 ffffffff82e37a10 ffffffff81427db0DMA32: Call Trace: [ 559.638240] 0*4kB [] dump_stack+0xc1/0x128 [ 559.638249] 0*8kB [] warn_alloc.cold.31+0x7f/0x9c [ 559.638259] 0*16kB [] ? zone_watermark_ok_safe+0x250/0x250 [ 559.638268] 0*32kB [] ? retint_kernel+0x2d/0x2d [ 559.638277] 0*64kB [] __vmalloc_node_range+0x3f8/0x600 [ 559.638286] 0*128kB [] ? xt_alloc_table_info+0xc9/0x100 [ 559.638294] 0*256kB [] vmalloc+0x5b/0x70 [ 559.638303] 0*512kB [] ? xt_alloc_table_info+0xc9/0x100 [ 559.638312] 0*1024kB [] xt_alloc_table_info+0xc9/0x100 [ 559.638321] 0*2048kB [] do_ip6t_set_ctl+0x235/0x470 [ 559.638331] 0*4096kB [] ? compat_do_ip6t_set_ctl+0x140/0x140 [ 559.638333] = 0kB [] ? mutex_unlock+0x9/0x10 [ 559.638348] Normal: [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 559.638357] 2*4kB [] nf_setsockopt+0x6d/0xc0 [ 559.638366] (H) [] ipv6_setsockopt+0xc8/0x130 [ 559.638374] 1*8kB [] tcp_setsockopt+0x88/0xe0 [ 559.638382] (H) [] sock_common_setsockopt+0x9a/0xe0 [ 559.638391] 1*16kB [] SyS_setsockopt+0x166/0x260 [ 559.638399] (H) [] ? SyS_recv+0x40/0x40 [ 559.638408] 0*32kB [] ? SyS_clock_gettime+0x11e/0x1f0 [ 559.638417] 0*64kB [] ? SyS_clock_settime+0x220/0x220 [ 559.638426] 0*128kB [] ? do_syscall_64+0x48/0x550 [ 559.638434] 0*256kB [] ? SyS_recv+0x40/0x40 [ 559.638443] 0*512kB [] do_syscall_64+0x19f/0x550 [ 559.638452] 0*1024kB [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 559.638456] 0*2048kB Mem-Info: [ 559.638472] 0*4096kB active_anon:5324 inactive_anon:41 isolated_anon:0 [ 559.638473] active_file:5 inactive_file:40 isolated_file:0 [ 559.638473] unevictable:0 dirty:0 writeback:0 unstable:0 [ 559.638473] slab_reclaimable:4583 slab_unreclaimable:57153 [ 559.638473] mapped:19 shmem:48 pagetables:432 bounce:0 [ 559.638473] free:0 free_pcp:26 free_cma:0 [ 559.638475] = 32kB Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 559.638489] 106 total pagecache pages [ 559.638508] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 0 pages in swap cache [ 559.638547] lowmem_reserve[]: [ 559.638547] Swap cache stats: add 0, delete 0, find 0/0 [ 559.638550] 0Free swap = 0kB [ 559.638554] 3505Total swap = 0kB [ 559.638557] 35051965979 pages RAM [ 559.638560] 0 pages HighMem/MovableOnly [ 559.638578] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB 313617 pages reserved [ 559.638585] lowmem_reserve[]: 0 0 0 [ 559.638612] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 106 total pagecache pages [ 559.638648] 0 pages in swap cache [ 559.638652] Swap cache stats: add 0, delete 0, find 0/0 [ 559.638653] Free swap = 0kB [ 559.638655] Total swap = 0kB [ 559.638658] 1965979 pages RAM [ 559.638660] 0 pages HighMem/MovableOnly [ 559.638662] 313617 pages reserved [ 559.652975] 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 106 total pagecache pages [ 559.652981] 0 pages in swap cache [ 559.652985] Swap cache stats: add 0, delete 0, find 0/0 [ 559.652987] Free swap = 0kB [ 559.652990] Total swap = 0kB [ 559.652992] 1965979 pages RAM [ 559.652994] 0 pages HighMem/MovableOnly [ 559.652997] 313617 pages reserved [ 559.757913] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 559.757913] to free 152kB on behalf of 'syz-executor.5' (2184) because [ 559.757913] cache 232kB is below limit 6144kB for oom_score_adj 0 [ 559.757913] Free memory is -37504kB above reserved [ 559.937736] syz-executor.2: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK) [ 559.937746] CPU: 0 PID: 2179 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 559.937760] ffff8801db607418 ffffffff81b42e79 1ffff1003b6c0e85 ffff8801d6175f00 [ 559.937768] ffffffff82a974e0 0000000000000000 0000000002284020 ffff8801db607560 [ 559.937776] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 559.937777] Call Trace: [ 559.937796] [ 559.937796] [] dump_stack+0xc1/0x128 [ 559.937806] [] warn_alloc.cold.31+0x7f/0x9c [ 559.937815] [] ? zone_watermark_ok_safe+0x250/0x250 [ 559.937880] [] ? scsi_init_io+0xd6/0x3d0 [ 559.937888] [] ? get_page_from_freelist+0x23e/0x1d80 [ 559.937896] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 559.937904] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 559.937940] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 559.937947] [] ? __unwind_start+0x14d/0x3b0 [ 559.937953] [] ? unwind_next_frame+0x7d/0xd0 [ 559.937961] [] new_slab+0x367/0x3d0 [ 559.937970] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 559.938006] [] ? dst_alloc+0xb5/0x1a0 [ 559.938013] [] ? kasan_kmalloc+0xaf/0xc0 [ 559.938026] [] ? kasan_slab_alloc+0x12/0x20 [ 559.938034] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 559.938043] [] ? __alloc_skb+0x11a/0x5b0 [ 559.938052] [] ? check_preemption_disabled+0x3b/0x200 [ 559.938059] [] ? dst_alloc+0xb5/0x1a0 [ 559.938067] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 559.938073] [] ? dst_alloc+0xb5/0x1a0 [ 559.938085] [] kmem_cache_alloc+0x212/0x2b0 [ 559.938092] [] dst_alloc+0xb5/0x1a0 [ 559.938100] [] __ip6_dst_alloc+0x31/0x130 [ 559.938107] [] ip6_dst_alloc+0x2d/0x1e0 [ 559.938114] [] ? icmp6_dst_alloc+0xe5/0x610 [ 559.938120] [] icmp6_dst_alloc+0x150/0x610 [ 559.938127] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 559.938135] [] ndisc_send_skb+0xcec/0x12e0 [ 559.938163] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 559.938170] [] ? ndisc_alloc_skb+0x330/0x330 [ 559.938176] [] ? memset+0x31/0x40 [ 559.938183] [] ? __alloc_skb+0x3ae/0x5b0 [ 559.938190] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 559.938197] [] ? ipv6_get_ifaddr+0x300/0x510 [ 559.938204] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 559.938211] [] ndisc_send_rs+0x12a/0x670 [ 559.938218] [] addrconf_rs_timer+0x27e/0x5a0 [ 559.938224] [] ? ipv6_get_lladdr+0x440/0x440 [ 559.938232] [] call_timer_fn+0x163/0x6e0 [ 559.938237] [] ? call_timer_fn+0xda/0x6e0 [ 559.938243] [] ? ipv6_get_lladdr+0x440/0x440 [ 559.938249] [] ? process_timeout+0x20/0x20 [ 559.938257] [] ? mark_held_locks+0xc7/0x130 [ 559.938265] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 559.938271] [] ? ipv6_get_lladdr+0x440/0x440 [ 559.938278] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 559.938284] [] ? ipv6_get_lladdr+0x440/0x440 [ 559.938290] [] expire_timers+0x234/0x580 [ 559.938296] [] ? collect_expired_timers+0x1d5/0x2b0 [ 559.938303] [] run_timer_softirq+0x208/0x5e0 [ 559.938309] [] ? expire_timers+0x580/0x580 [ 559.938316] [] ? check_preemption_disabled+0x3b/0x200 [ 559.938341] [] __do_softirq+0x20e/0x964 [ 559.938348] [] ? check_preemption_disabled+0x3b/0x200 [ 559.938361] [] irq_exit+0x11c/0x150 [ 559.938368] [] smp_apic_timer_interrupt+0x81/0xb0 [ 559.938375] [] apic_timer_interrupt+0x9d/0xb0 [ 559.938385] [ 559.938385] [] ? check_preemption_disabled+0x6/0x200 [ 559.938392] [] debug_smp_processor_id+0x1c/0x20 [ 559.938398] [] rcu_is_watching+0x15/0xa0 [ 559.938405] [] find_lock_task_mm+0x177/0x270 [ 559.938412] [] ? wake_oom_reaper+0xf0/0xf0 [ 559.938447] [] lowmem_scan+0x34f/0xaf0 [ 559.938453] [] ? lowmem_scan+0x24e/0xaf0 [ 559.938460] [] ? check_preemption_disabled+0x3b/0x200 [ 559.938485] [] shrink_slab.part.8+0x3c6/0xa00 [ 559.938493] [] ? unregister_shrinker+0x230/0x230 [ 559.938500] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 559.938507] [] shrink_node+0x1ed/0x740 [ 559.938514] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 559.938546] [] ? __delayacct_freepages_start+0x41/0x80 [ 559.938554] [] try_to_free_pages+0x377/0xb80 [ 559.938561] [] ? shrink_node+0x740/0x740 [ 559.938569] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 559.938575] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 559.938583] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 559.938591] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 559.938598] [] ? find_get_entry+0x11a/0x570 [ 559.938605] [] ? find_get_entry+0x141/0x570 [ 559.938614] [] ? page_cache_prev_hole+0x80/0x80 [ 559.938621] [] ? pagecache_get_page+0x131/0x710 [ 559.938628] [] filemap_fault+0xaf1/0x1110 [ 559.938664] [] ext4_filemap_fault+0x71/0xa0 [ 559.938688] [] __do_fault+0x223/0x500 [ 559.938694] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 559.938702] [] ? generic_file_readonly_mmap+0x190/0x190 [ 559.938708] [] handle_mm_fault+0x1326/0x2350 [ 559.938715] [] ? vm_insert_page+0x6f0/0x6f0 [ 559.938722] [] ? hrtimer_nanosleep+0x38c/0x550 [ 559.938729] [] __do_page_fault+0x403/0xa60 [ 559.938736] [] ? bad_area_access_error+0x3a0/0x3a0 [ 559.938746] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 559.938753] [] do_page_fault+0x27/0x30 [ 559.938759] [] page_fault+0x25/0x30 [ 559.938762] Mem-Info: [ 559.938779] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 559.938779] active_file:5 inactive_file:40 isolated_file:0 [ 559.938779] unevictable:0 dirty:0 writeback:0 unstable:0 [ 559.938779] slab_reclaimable:4583 slab_unreclaimable:57153 [ 559.938779] mapped:19 shmem:48 pagetables:432 bounce:0 [ 559.938779] free:0 free_pcp:26 free_cma:0 [ 559.938792] Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 559.938809] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 559.938833] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 559.938873] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 106 total pagecache pages [ 559.938908] 0 pages in swap cache [ 559.938912] Swap cache stats: add 0, delete 0, find 0/0 [ 559.938914] Free swap = 0kB [ 559.938916] Total swap = 0kB [ 559.938918] 1965979 pages RAM [ 559.938920] 0 pages HighMem/MovableOnly [ 559.938922] 313617 pages reserved [ 559.939083] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 559.939089] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 559.939102] node 0: slabs: 19, objs: 342, free: 0 [ 560.097715] syz-executor.0: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK) [ 560.097724] CPU: 0 PID: 2181 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 560.097739] ffff8801db607418 ffffffff81b42e79 1ffff1003b6c0e85 ffff8801cbcac740 [ 560.097747] ffffffff82a974e0 0000000000000000 0000000002284020 ffff8801db607560 [ 560.097755] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 560.097756] Call Trace: [ 560.097775] [ 560.097775] [] dump_stack+0xc1/0x128 [ 560.097785] [] warn_alloc.cold.31+0x7f/0x9c [ 560.097794] [] ? zone_watermark_ok_safe+0x250/0x250 [ 560.097801] [] ? get_page_from_freelist+0x23e/0x1d80 [ 560.097808] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 560.097828] [] ? trace_hardirqs_on+0x10/0x10 [ 560.097837] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.097844] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.097853] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 560.097858] [] ? __unwind_start+0x14d/0x3b0 [ 560.097864] [] ? unwind_next_frame+0x7d/0xd0 [ 560.097873] [] new_slab+0x367/0x3d0 [ 560.097881] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 560.097891] [] ? dst_alloc+0xb5/0x1a0 [ 560.097897] [] ? kasan_kmalloc+0xaf/0xc0 [ 560.097903] [] ? kasan_slab_alloc+0x12/0x20 [ 560.097911] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 560.097920] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 560.097926] [] ? __alloc_skb+0x11a/0x5b0 [ 560.097935] [] ? check_preemption_disabled+0x3b/0x200 [ 560.097942] [] ? dst_alloc+0xb5/0x1a0 [ 560.097949] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 560.097956] [] ? dst_alloc+0xb5/0x1a0 [ 560.097963] [] kmem_cache_alloc+0x212/0x2b0 [ 560.097970] [] ? handle_mm_fault+0x1326/0x2350 [ 560.097977] [] dst_alloc+0xb5/0x1a0 [ 560.097985] [] __ip6_dst_alloc+0x31/0x130 [ 560.097991] [] ip6_dst_alloc+0x2d/0x1e0 [ 560.097999] [] ? icmp6_dst_alloc+0xe5/0x610 [ 560.098005] [] icmp6_dst_alloc+0x150/0x610 [ 560.098012] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 560.098027] [] ndisc_send_skb+0xcec/0x12e0 [ 560.098034] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 560.098041] [] ? ndisc_alloc_skb+0x330/0x330 [ 560.098047] [] ? memset+0x31/0x40 [ 560.098054] [] ? __alloc_skb+0x3ae/0x5b0 [ 560.098061] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 560.098067] [] ? ipv6_get_ifaddr+0x300/0x510 [ 560.098075] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 560.098083] [] ndisc_send_rs+0x12a/0x670 [ 560.098089] [] addrconf_rs_timer+0x27e/0x5a0 [ 560.098095] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.098103] [] call_timer_fn+0x163/0x6e0 [ 560.098109] [] ? call_timer_fn+0xda/0x6e0 [ 560.098115] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.098121] [] ? process_timeout+0x20/0x20 [ 560.098127] [] ? mark_held_locks+0xc7/0x130 [ 560.098135] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 560.098140] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.098147] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 560.098153] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.098159] [] expire_timers+0x234/0x580 [ 560.098165] [] ? collect_expired_timers+0x1d5/0x2b0 [ 560.098172] [] run_timer_softirq+0x208/0x5e0 [ 560.098178] [] ? expire_timers+0x580/0x580 [ 560.098185] [] ? check_preemption_disabled+0x3b/0x200 [ 560.098194] [] __do_softirq+0x20e/0x964 [ 560.098200] [] ? check_preemption_disabled+0x3b/0x200 [ 560.098209] [] irq_exit+0x11c/0x150 [ 560.098215] [] smp_apic_timer_interrupt+0x81/0xb0 [ 560.098222] [] apic_timer_interrupt+0x9d/0xb0 [ 560.098232] [ 560.098232] [] ? lock_release+0x557/0xc20 [ 560.098239] [] ? find_lock_task_mm+0xf1/0x270 [ 560.098245] [] ? find_lock_task_mm+0xf1/0x270 [ 560.098258] [] find_lock_task_mm+0x15b/0x270 [ 560.098265] [] ? wake_oom_reaper+0xf0/0xf0 [ 560.098272] [] lowmem_scan+0x34f/0xaf0 [ 560.098278] [] ? lowmem_scan+0x24e/0xaf0 [ 560.098285] [] ? check_preemption_disabled+0x3b/0x200 [ 560.098293] [] shrink_slab.part.8+0x3c6/0xa00 [ 560.098301] [] ? unregister_shrinker+0x230/0x230 [ 560.098307] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 560.098314] [] shrink_node+0x1ed/0x740 [ 560.098322] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 560.098330] [] ? __delayacct_freepages_start+0x41/0x80 [ 560.098337] [] try_to_free_pages+0x377/0xb80 [ 560.098344] [] ? shrink_node+0x740/0x740 [ 560.098352] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 560.098359] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.098367] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.098375] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 560.098382] [] ? find_get_entry+0x11a/0x570 [ 560.098388] [] ? find_get_entry+0x141/0x570 [ 560.098395] [] ? page_cache_prev_hole+0x80/0x80 [ 560.098403] [] ? autoremove_wake_function+0x40/0x40 [ 560.098410] [] ? pagecache_get_page+0x131/0x710 [ 560.098417] [] filemap_fault+0xaf1/0x1110 [ 560.098425] [] ext4_filemap_fault+0x71/0xa0 [ 560.098431] [] __do_fault+0x223/0x500 [ 560.098437] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 560.098444] [] ? handle_mm_fault+0x1d4f/0x2350 [ 560.098450] [] handle_mm_fault+0x1326/0x2350 [ 560.098457] [] ? vm_insert_page+0x6f0/0x6f0 [ 560.098464] [] ? hrtimer_nanosleep+0x38c/0x550 [ 560.098471] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.098478] [] __do_page_fault+0x403/0xa60 [ 560.098485] [] ? bad_area_access_error+0x3a0/0x3a0 [ 560.098495] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 560.098501] [] do_page_fault+0x27/0x30 [ 560.098507] [] page_fault+0x25/0x30 [ 560.098510] Mem-Info: [ 560.098526] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 560.098526] active_file:5 inactive_file:40 isolated_file:0 [ 560.098526] unevictable:0 dirty:0 writeback:0 unstable:0 [ 560.098526] slab_reclaimable:4583 slab_unreclaimable:57153 [ 560.098526] mapped:19 shmem:48 pagetables:432 bounce:0 [ 560.098526] free:0 free_pcp:26 free_cma:0 [ 560.098538] Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 560.098555] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 560.098579] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 560.098614] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 106 total pagecache pages [ 560.098655] 0 pages in swap cache [ 560.098659] Swap cache stats: add 0, delete 0, find 0/0 [ 560.098661] Free swap = 0kB [ 560.098662] Total swap = 0kB [ 560.098665] 1965979 pages RAM [ 560.098666] 0 pages HighMem/MovableOnly [ 560.098668] 313617 pages reserved [ 560.098676] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.098681] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 560.098686] node 0: slabs: 19, objs: 342, free: 0 [ 560.098736] syz-executor.0: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK) [ 560.098742] CPU: 0 PID: 2181 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 560.098753] ffff8801db607418 ffffffff81b42e79 1ffff1003b6c0e85 ffff8801cbcac740 [ 560.098763] ffffffff82a974e0 0000000000000000 0000000002284020 ffff8801db607560 [ 560.098772] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 560.098773] Call Trace: [ 560.098783] [ 560.098783] [] dump_stack+0xc1/0x128 [ 560.098790] [] warn_alloc.cold.31+0x7f/0x9c [ 560.098798] [] ? zone_watermark_ok_safe+0x250/0x250 [ 560.098805] [] ? get_page_from_freelist+0x23e/0x1d80 [ 560.098813] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 560.098868] [] ? kvm_sched_clock_read+0x9/0x20 [ 560.098883] [] ? sched_clock+0x9/0x10 [ 560.098890] [] ? down_trylock+0x50/0x70 [ 560.098898] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.098925] [] ? get_stack_info+0x37/0x120 [ 560.098933] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 560.098939] [] ? __unwind_start+0x14d/0x3b0 [ 560.098945] [] ? unwind_next_frame+0x7d/0xd0 [ 560.098952] [] new_slab+0x367/0x3d0 [ 560.098960] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 560.098966] [] ? dst_alloc+0xb5/0x1a0 [ 560.098972] [] ? kasan_kmalloc+0xaf/0xc0 [ 560.098979] [] ? kasan_slab_alloc+0x12/0x20 [ 560.098986] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 560.098994] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 560.099000] [] ? __alloc_skb+0x11a/0x5b0 [ 560.099007] [] ? check_preemption_disabled+0x3b/0x200 [ 560.099014] [] ? dst_alloc+0xb5/0x1a0 [ 560.099028] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 560.099035] [] ? dst_alloc+0xb5/0x1a0 [ 560.099042] [] kmem_cache_alloc+0x212/0x2b0 [ 560.099048] [] ? handle_mm_fault+0x1326/0x2350 [ 560.099055] [] dst_alloc+0xb5/0x1a0 [ 560.099061] [] __ip6_dst_alloc+0x31/0x130 [ 560.099067] [] ip6_dst_alloc+0x2d/0x1e0 [ 560.099074] [] ? icmp6_dst_alloc+0xe5/0x610 [ 560.099081] [] icmp6_dst_alloc+0x150/0x610 [ 560.099087] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 560.099094] [] ndisc_send_skb+0xcec/0x12e0 [ 560.099101] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 560.099108] [] ? ndisc_alloc_skb+0x330/0x330 [ 560.099114] [] ? memset+0x31/0x40 [ 560.099121] [] ? __alloc_skb+0x3ae/0x5b0 [ 560.099128] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 560.099134] [] ? ipv6_get_ifaddr+0x300/0x510 [ 560.099141] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 560.099148] [] ndisc_send_rs+0x12a/0x670 [ 560.099155] [] addrconf_rs_timer+0x27e/0x5a0 [ 560.099165] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.099172] [] call_timer_fn+0x163/0x6e0 [ 560.099178] [] ? call_timer_fn+0xda/0x6e0 [ 560.099184] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.099190] [] ? process_timeout+0x20/0x20 [ 560.099196] [] ? mark_held_locks+0xc7/0x130 [ 560.099202] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 560.099208] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.099215] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 560.099221] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.099227] [] expire_timers+0x234/0x580 [ 560.099233] [] ? collect_expired_timers+0x1d5/0x2b0 [ 560.099240] [] run_timer_softirq+0x208/0x5e0 [ 560.099246] [] ? expire_timers+0x580/0x580 [ 560.099253] [] ? check_preemption_disabled+0x3b/0x200 [ 560.099260] [] __do_softirq+0x20e/0x964 [ 560.099266] [] ? check_preemption_disabled+0x3b/0x200 [ 560.099273] [] irq_exit+0x11c/0x150 [ 560.099280] [] smp_apic_timer_interrupt+0x81/0xb0 [ 560.099287] [] apic_timer_interrupt+0x9d/0xb0 [ 560.099295] [ 560.099296] [] ? lock_release+0x557/0xc20 [ 560.099302] [] ? find_lock_task_mm+0xf1/0x270 [ 560.099309] [] ? find_lock_task_mm+0xf1/0x270 [ 560.099316] [] find_lock_task_mm+0x15b/0x270 [ 560.099322] [] ? wake_oom_reaper+0xf0/0xf0 [ 560.099328] [] lowmem_scan+0x34f/0xaf0 [ 560.099334] [] ? lowmem_scan+0x24e/0xaf0 [ 560.099341] [] ? check_preemption_disabled+0x3b/0x200 [ 560.099348] [] shrink_slab.part.8+0x3c6/0xa00 [ 560.099355] [] ? unregister_shrinker+0x230/0x230 [ 560.099362] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 560.099369] [] shrink_node+0x1ed/0x740 [ 560.099376] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 560.099384] [] ? __delayacct_freepages_start+0x41/0x80 [ 560.099391] [] try_to_free_pages+0x377/0xb80 [ 560.099398] [] ? shrink_node+0x740/0x740 [ 560.099405] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 560.099412] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.099420] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.099427] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 560.099433] [] ? find_get_entry+0x11a/0x570 [ 560.099440] [] ? find_get_entry+0x141/0x570 [ 560.099446] [] ? page_cache_prev_hole+0x80/0x80 [ 560.099453] [] ? autoremove_wake_function+0x40/0x40 [ 560.099459] [] ? pagecache_get_page+0x131/0x710 [ 560.099466] [] filemap_fault+0xaf1/0x1110 [ 560.099473] [] ext4_filemap_fault+0x71/0xa0 [ 560.099479] [] __do_fault+0x223/0x500 [ 560.099485] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 560.099492] [] ? handle_mm_fault+0x1d4f/0x2350 [ 560.099498] [] handle_mm_fault+0x1326/0x2350 [ 560.099505] [] ? vm_insert_page+0x6f0/0x6f0 [ 560.099511] [] ? hrtimer_nanosleep+0x38c/0x550 [ 560.099517] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.099525] [] __do_page_fault+0x403/0xa60 [ 560.099532] [] ? bad_area_access_error+0x3a0/0x3a0 [ 560.099540] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 560.099546] [] do_page_fault+0x27/0x30 [ 560.099556] [] page_fault+0x25/0x30 [ 560.099559] Mem-Info: [ 560.099574] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 560.099574] active_file:5 inactive_file:40 isolated_file:0 [ 560.099574] unevictable:0 dirty:0 writeback:0 unstable:0 [ 560.099574] slab_reclaimable:4583 slab_unreclaimable:57153 [ 560.099574] mapped:19 shmem:48 pagetables:432 bounce:0 [ 560.099574] free:0 free_pcp:26 free_cma:0 [ 560.099586] Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 560.099602] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 560.099626] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 560.099659] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 106 total pagecache pages [ 560.099694] 0 pages in swap cache [ 560.099697] Swap cache stats: add 0, delete 0, find 0/0 [ 560.099699] Free swap = 0kB [ 560.099701] Total swap = 0kB [ 560.099703] 1965979 pages RAM [ 560.099705] 0 pages HighMem/MovableOnly [ 560.099706] 313617 pages reserved [ 560.099712] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.099717] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 560.099722] node 0: slabs: 19, objs: 342, free: 0 [ 560.099780] syz-executor.0: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK) [ 560.099786] CPU: 0 PID: 2181 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 560.099797] ffff8801db607418 ffffffff81b42e79 1ffff1003b6c0e85 ffff8801cbcac740 [ 560.099806] ffffffff82a974e0 0000000000000000 0000000002284020 ffff8801db607560 [ 560.099815] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 560.099816] Call Trace: [ 560.099826] [ 560.099826] [] dump_stack+0xc1/0x128 [ 560.099833] [] warn_alloc.cold.31+0x7f/0x9c [ 560.099841] [] ? zone_watermark_ok_safe+0x250/0x250 [ 560.099848] [] ? get_page_from_freelist+0x23e/0x1d80 [ 560.099856] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 560.099863] [] ? kvm_sched_clock_read+0x9/0x20 [ 560.099869] [] ? sched_clock+0x9/0x10 [ 560.099876] [] ? down_trylock+0x50/0x70 [ 560.099884] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.099891] [] ? get_stack_info+0x37/0x120 [ 560.099898] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 560.099904] [] ? __unwind_start+0x14d/0x3b0 [ 560.099910] [] ? unwind_next_frame+0x7d/0xd0 [ 560.099917] [] new_slab+0x367/0x3d0 [ 560.099925] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 560.099932] [] ? dst_alloc+0xb5/0x1a0 [ 560.099938] [] ? kasan_kmalloc+0xaf/0xc0 [ 560.099944] [] ? kasan_slab_alloc+0x12/0x20 [ 560.099951] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 560.099962] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 560.099969] [] ? __alloc_skb+0x11a/0x5b0 [ 560.099977] [] ? check_preemption_disabled+0x3b/0x200 [ 560.099983] [] ? dst_alloc+0xb5/0x1a0 [ 560.099991] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 560.099997] [] ? dst_alloc+0xb5/0x1a0 [ 560.100004] [] kmem_cache_alloc+0x212/0x2b0 [ 560.100011] [] ? handle_mm_fault+0x1326/0x2350 [ 560.100023] [] dst_alloc+0xb5/0x1a0 [ 560.100030] [] __ip6_dst_alloc+0x31/0x130 [ 560.100036] [] ip6_dst_alloc+0x2d/0x1e0 [ 560.100042] [] ? icmp6_dst_alloc+0xe5/0x610 [ 560.100049] [] icmp6_dst_alloc+0x150/0x610 [ 560.100056] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 560.100063] [] ndisc_send_skb+0xcec/0x12e0 [ 560.100069] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 560.100077] [] ? ndisc_alloc_skb+0x330/0x330 [ 560.100082] [] ? memset+0x31/0x40 [ 560.100089] [] ? __alloc_skb+0x3ae/0x5b0 [ 560.100097] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 560.100102] [] ? ipv6_get_ifaddr+0x300/0x510 [ 560.100110] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 560.100117] [] ndisc_send_rs+0x12a/0x670 [ 560.100123] [] addrconf_rs_timer+0x27e/0x5a0 [ 560.100129] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.100136] [] call_timer_fn+0x163/0x6e0 [ 560.100142] [] ? call_timer_fn+0xda/0x6e0 [ 560.100148] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.100154] [] ? process_timeout+0x20/0x20 [ 560.100160] [] ? mark_held_locks+0xc7/0x130 [ 560.100166] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 560.100172] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.100178] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 560.100185] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.100190] [] expire_timers+0x234/0x580 [ 560.100197] [] ? collect_expired_timers+0x1d5/0x2b0 [ 560.100203] [] run_timer_softirq+0x208/0x5e0 [ 560.100209] [] ? expire_timers+0x580/0x580 [ 560.100216] [] ? check_preemption_disabled+0x3b/0x200 [ 560.100223] [] __do_softirq+0x20e/0x964 [ 560.100230] [] ? check_preemption_disabled+0x3b/0x200 [ 560.100236] [] irq_exit+0x11c/0x150 [ 560.100243] [] smp_apic_timer_interrupt+0x81/0xb0 [ 560.100250] [] apic_timer_interrupt+0x9d/0xb0 [ 560.100258] [ 560.100259] [] ? lock_release+0x557/0xc20 [ 560.100266] [] ? find_lock_task_mm+0xf1/0x270 [ 560.100272] [] ? find_lock_task_mm+0xf1/0x270 [ 560.100279] [] find_lock_task_mm+0x15b/0x270 [ 560.100286] [] ? wake_oom_reaper+0xf0/0xf0 [ 560.100292] [] lowmem_scan+0x34f/0xaf0 [ 560.100298] [] ? lowmem_scan+0x24e/0xaf0 [ 560.100305] [] ? check_preemption_disabled+0x3b/0x200 [ 560.100312] [] shrink_slab.part.8+0x3c6/0xa00 [ 560.100319] [] ? unregister_shrinker+0x230/0x230 [ 560.100326] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 560.100333] [] shrink_node+0x1ed/0x740 [ 560.100340] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 560.100347] [] ? __delayacct_freepages_start+0x41/0x80 [ 560.100354] [] try_to_free_pages+0x377/0xb80 [ 560.100365] [] ? shrink_node+0x740/0x740 [ 560.100373] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 560.100379] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.100387] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.100394] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 560.100400] [] ? find_get_entry+0x11a/0x570 [ 560.100407] [] ? find_get_entry+0x141/0x570 [ 560.100413] [] ? page_cache_prev_hole+0x80/0x80 [ 560.100420] [] ? autoremove_wake_function+0x40/0x40 [ 560.100426] [] ? pagecache_get_page+0x131/0x710 [ 560.100433] [] filemap_fault+0xaf1/0x1110 [ 560.100440] [] ext4_filemap_fault+0x71/0xa0 [ 560.100446] [] __do_fault+0x223/0x500 [ 560.100452] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 560.100459] [] ? handle_mm_fault+0x1d4f/0x2350 [ 560.100465] [] handle_mm_fault+0x1326/0x2350 [ 560.100472] [] ? vm_insert_page+0x6f0/0x6f0 [ 560.100478] [] ? hrtimer_nanosleep+0x38c/0x550 [ 560.100485] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.100492] [] __do_page_fault+0x403/0xa60 [ 560.100499] [] ? bad_area_access_error+0x3a0/0x3a0 [ 560.100506] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 560.100512] [] do_page_fault+0x27/0x30 [ 560.100518] [] page_fault+0x25/0x30 [ 560.100521] Mem-Info: [ 560.100535] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 560.100535] active_file:5 inactive_file:40 isolated_file:0 [ 560.100535] unevictable:0 dirty:0 writeback:0 unstable:0 [ 560.100535] slab_reclaimable:4583 slab_unreclaimable:57153 [ 560.100535] mapped:19 shmem:48 pagetables:432 bounce:0 [ 560.100535] free:0 free_pcp:26 free_cma:0 [ 560.100547] Node 0 active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 560.100562] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 560.100586] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:20kB inactive_file:160kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 560.100619] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 106 total pagecache pages [ 560.100653] 0 pages in swap cache [ 560.100657] Swap cache stats: add 0, delete 0, find 0/0 [ 560.100659] Free swap = 0kB [ 560.100661] Total swap = 0kB [ 560.100663] 1965979 pages RAM [ 560.100665] 0 pages HighMem/MovableOnly [ 560.100666] 313617 pages reserved [ 560.100672] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.100677] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 560.100681] node 0: slabs: 19, objs: 342, free: 0 [ 560.177719] syz-executor.0: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK) [ 560.177729] CPU: 0 PID: 2181 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 560.177762] ffff8801db607418 ffffffff81b42e79 1ffff1003b6c0e85 ffff8801cbcac740 [ 560.177771] ffffffff82a974e0 0000000000000000 0000000002284020 ffff8801db607560 [ 560.177781] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 560.177783] Call Trace: [ 560.177802] [ 560.177802] [] dump_stack+0xc1/0x128 [ 560.177813] [] warn_alloc.cold.31+0x7f/0x9c [ 560.177823] [] ? zone_watermark_ok_safe+0x250/0x250 [ 560.177831] [] ? get_page_from_freelist+0x23e/0x1d80 [ 560.177840] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 560.177851] [] ? kvm_sched_clock_read+0x9/0x20 [ 560.177859] [] ? sched_clock+0x9/0x10 [ 560.177868] [] ? down_trylock+0x50/0x70 [ 560.177876] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.177885] [] ? get_stack_info+0x37/0x120 [ 560.177894] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 560.177901] [] ? __unwind_start+0x14d/0x3b0 [ 560.177907] [] ? unwind_next_frame+0x7d/0xd0 [ 560.177916] [] new_slab+0x367/0x3d0 [ 560.177924] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 560.177934] [] ? dst_alloc+0xb5/0x1a0 [ 560.177940] [] ? kasan_kmalloc+0xaf/0xc0 [ 560.177947] [] ? kasan_slab_alloc+0x12/0x20 [ 560.177955] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 560.177965] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 560.177972] [] ? __alloc_skb+0x11a/0x5b0 [ 560.177982] [] ? check_preemption_disabled+0x3b/0x200 [ 560.177989] [] ? dst_alloc+0xb5/0x1a0 [ 560.177997] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 560.178004] [] ? dst_alloc+0xb5/0x1a0 [ 560.178011] [] kmem_cache_alloc+0x212/0x2b0 [ 560.178029] [] ? handle_mm_fault+0x1326/0x2350 [ 560.178036] [] dst_alloc+0xb5/0x1a0 [ 560.178045] [] __ip6_dst_alloc+0x31/0x130 [ 560.178052] [] ip6_dst_alloc+0x2d/0x1e0 [ 560.178059] [] ? icmp6_dst_alloc+0xe5/0x610 [ 560.178067] [] icmp6_dst_alloc+0x150/0x610 [ 560.178074] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 560.178082] [] ndisc_send_skb+0xcec/0x12e0 [ 560.178091] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 560.178099] [] ? ndisc_alloc_skb+0x330/0x330 [ 560.178105] [] ? memset+0x31/0x40 [ 560.178112] [] ? __alloc_skb+0x3ae/0x5b0 [ 560.178120] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 560.178126] [] ? ipv6_get_ifaddr+0x300/0x510 [ 560.178135] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 560.178142] [] ndisc_send_rs+0x12a/0x670 [ 560.178149] [] addrconf_rs_timer+0x27e/0x5a0 [ 560.178156] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.178164] [] call_timer_fn+0x163/0x6e0 [ 560.178170] [] ? call_timer_fn+0xda/0x6e0 [ 560.178177] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.178183] [] ? process_timeout+0x20/0x20 [ 560.178190] [] ? mark_held_locks+0xc7/0x130 [ 560.178198] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 560.178204] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.178211] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 560.178218] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.178224] [] expire_timers+0x234/0x580 [ 560.178232] [] ? collect_expired_timers+0x1d5/0x2b0 [ 560.178245] [] run_timer_softirq+0x208/0x5e0 [ 560.178252] [] ? expire_timers+0x580/0x580 [ 560.178260] [] ? check_preemption_disabled+0x3b/0x200 [ 560.178269] [] __do_softirq+0x20e/0x964 [ 560.178276] [] ? check_preemption_disabled+0x3b/0x200 [ 560.178285] [] irq_exit+0x11c/0x150 [ 560.178292] [] smp_apic_timer_interrupt+0x81/0xb0 [ 560.178300] [] apic_timer_interrupt+0x9d/0xb0 [ 560.178309] [ 560.178309] [] ? lock_acquire+0x17d/0x3e0 [ 560.178317] [] find_lock_task_mm+0x46/0x270 [ 560.178324] [] ? wake_oom_reaper+0xf0/0xf0 [ 560.178332] [] lowmem_scan+0x34f/0xaf0 [ 560.178338] [] ? lowmem_scan+0x24e/0xaf0 [ 560.178345] [] ? check_preemption_disabled+0x3b/0x200 [ 560.178354] [] shrink_slab.part.8+0x3c6/0xa00 [ 560.178362] [] ? unregister_shrinker+0x230/0x230 [ 560.178369] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 560.178376] [] shrink_node+0x1ed/0x740 [ 560.178384] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 560.178393] [] ? __delayacct_freepages_start+0x41/0x80 [ 560.178401] [] try_to_free_pages+0x377/0xb80 [ 560.178408] [] ? shrink_node+0x740/0x740 [ 560.178417] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 560.178423] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.178432] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.178440] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 560.178447] [] ? find_get_entry+0x11a/0x570 [ 560.178454] [] ? find_get_entry+0x141/0x570 [ 560.178461] [] ? page_cache_prev_hole+0x80/0x80 [ 560.178469] [] ? autoremove_wake_function+0x40/0x40 [ 560.178476] [] ? pagecache_get_page+0x131/0x710 [ 560.178483] [] filemap_fault+0xaf1/0x1110 [ 560.178492] [] ext4_filemap_fault+0x71/0xa0 [ 560.178499] [] __do_fault+0x223/0x500 [ 560.178506] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 560.178513] [] ? handle_mm_fault+0x1d4f/0x2350 [ 560.178519] [] handle_mm_fault+0x1326/0x2350 [ 560.178526] [] ? vm_insert_page+0x6f0/0x6f0 [ 560.178533] [] ? hrtimer_nanosleep+0x38c/0x550 [ 560.178540] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.178548] [] __do_page_fault+0x403/0xa60 [ 560.178556] [] ? bad_area_access_error+0x3a0/0x3a0 [ 560.178565] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 560.178572] [] do_page_fault+0x27/0x30 [ 560.178579] [] page_fault+0x25/0x30 [ 560.178582] Mem-Info: [ 560.178599] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 560.178599] active_file:20 inactive_file:20 isolated_file:0 [ 560.178599] unevictable:0 dirty:0 writeback:0 unstable:0 [ 560.178599] slab_reclaimable:4583 slab_unreclaimable:57153 [ 560.178599] mapped:5 shmem:48 pagetables:432 bounce:0 [ 560.178599] free:0 free_pcp:26 free_cma:0 [ 560.178612] Node 0 active_anon:21296kB inactive_anon:164kB active_file:80kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:20 all_unreclaimable? yes [ 560.178630] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 560.178661] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:80kB inactive_file:80kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 560.178699] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 100 total pagecache pages [ 560.178735] 0 pages in swap cache [ 560.178739] Swap cache stats: add 0, delete 0, find 0/0 [ 560.178741] Free swap = 0kB [ 560.178743] Total swap = 0kB [ 560.178745] 1965979 pages RAM [ 560.178747] 0 pages HighMem/MovableOnly [ 560.178749] 313617 pages reserved [ 560.178757] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.178762] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 560.178769] node 0: slabs: 19, objs: 342, free: 0 [ 560.178831] syz-executor.0: page allocation failure: order:0, mode:0x2284020(GFP_ATOMIC|__GFP_COMP|__GFP_NOTRACK) [ 560.178838] CPU: 0 PID: 2181 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 560.178850] ffff8801db607418 ffffffff81b42e79 1ffff1003b6c0e85 ffff8801cbcac740 [ 560.178860] ffffffff82a974e0 0000000000000000 0000000002284020 ffff8801db607560 [ 560.178870] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 560.178872] Call Trace: [ 560.178882] [ 560.178883] [] dump_stack+0xc1/0x128 [ 560.178890] [] warn_alloc.cold.31+0x7f/0x9c [ 560.178898] [] ? zone_watermark_ok_safe+0x250/0x250 [ 560.178906] [] ? get_page_from_freelist+0x23e/0x1d80 [ 560.178914] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 560.178922] [] ? kvm_sched_clock_read+0x9/0x20 [ 560.178928] [] ? sched_clock+0x9/0x10 [ 560.178935] [] ? down_trylock+0x50/0x70 [ 560.178943] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.178951] [] ? get_stack_info+0x37/0x120 [ 560.178958] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 560.178965] [] ? __unwind_start+0x14d/0x3b0 [ 560.178971] [] ? unwind_next_frame+0x7d/0xd0 [ 560.178979] [] new_slab+0x367/0x3d0 [ 560.178987] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 560.178994] [] ? dst_alloc+0xb5/0x1a0 [ 560.179001] [] ? kasan_kmalloc+0xaf/0xc0 [ 560.179008] [] ? kasan_slab_alloc+0x12/0x20 [ 560.179025] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 560.179033] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 560.179041] [] ? __alloc_skb+0x11a/0x5b0 [ 560.179048] [] ? check_preemption_disabled+0x3b/0x200 [ 560.179056] [] ? dst_alloc+0xb5/0x1a0 [ 560.179064] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 560.179071] [] ? dst_alloc+0xb5/0x1a0 [ 560.179078] [] kmem_cache_alloc+0x212/0x2b0 [ 560.179085] [] ? handle_mm_fault+0x1326/0x2350 [ 560.179092] [] dst_alloc+0xb5/0x1a0 [ 560.179099] [] __ip6_dst_alloc+0x31/0x130 [ 560.179106] [] ip6_dst_alloc+0x2d/0x1e0 [ 560.179113] [] ? icmp6_dst_alloc+0xe5/0x610 [ 560.179120] [] icmp6_dst_alloc+0x150/0x610 [ 560.179127] [] ? ip6_blackhole_route+0x5e0/0x5e0 [ 560.179134] [] ndisc_send_skb+0xcec/0x12e0 [ 560.179148] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 560.179156] [] ? ndisc_alloc_skb+0x330/0x330 [ 560.179162] [] ? memset+0x31/0x40 [ 560.179170] [] ? __alloc_skb+0x3ae/0x5b0 [ 560.179178] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 560.179184] [] ? ipv6_get_ifaddr+0x300/0x510 [ 560.179192] [] ? __ndisc_fill_addr_option+0xeb/0x110 [ 560.179200] [] ndisc_send_rs+0x12a/0x670 [ 560.179207] [] addrconf_rs_timer+0x27e/0x5a0 [ 560.179214] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.179221] [] call_timer_fn+0x163/0x6e0 [ 560.179227] [] ? call_timer_fn+0xda/0x6e0 [ 560.179234] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.179240] [] ? process_timeout+0x20/0x20 [ 560.179247] [] ? mark_held_locks+0xc7/0x130 [ 560.179254] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 560.179260] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.179267] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 560.179274] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.179280] [] expire_timers+0x234/0x580 [ 560.179287] [] ? collect_expired_timers+0x1d5/0x2b0 [ 560.179294] [] run_timer_softirq+0x208/0x5e0 [ 560.179301] [] ? expire_timers+0x580/0x580 [ 560.179308] [] ? check_preemption_disabled+0x3b/0x200 [ 560.179316] [] __do_softirq+0x20e/0x964 [ 560.179323] [] ? check_preemption_disabled+0x3b/0x200 [ 560.179330] [] irq_exit+0x11c/0x150 [ 560.179337] [] smp_apic_timer_interrupt+0x81/0xb0 [ 560.179345] [] apic_timer_interrupt+0x9d/0xb0 [ 560.179354] [ 560.179354] [] ? lock_acquire+0x17d/0x3e0 [ 560.179362] [] find_lock_task_mm+0x46/0x270 [ 560.179369] [] ? wake_oom_reaper+0xf0/0xf0 [ 560.179375] [] lowmem_scan+0x34f/0xaf0 [ 560.179381] [] ? lowmem_scan+0x24e/0xaf0 [ 560.179389] [] ? check_preemption_disabled+0x3b/0x200 [ 560.179396] [] shrink_slab.part.8+0x3c6/0xa00 [ 560.179404] [] ? unregister_shrinker+0x230/0x230 [ 560.179412] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 560.179419] [] shrink_node+0x1ed/0x740 [ 560.179427] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 560.179435] [] ? __delayacct_freepages_start+0x41/0x80 [ 560.179443] [] try_to_free_pages+0x377/0xb80 [ 560.179450] [] ? shrink_node+0x740/0x740 [ 560.179459] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 560.179466] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.179474] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.179482] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 560.179489] [] ? find_get_entry+0x11a/0x570 [ 560.179496] [] ? find_get_entry+0x141/0x570 [ 560.179503] [] ? page_cache_prev_hole+0x80/0x80 [ 560.179510] [] ? autoremove_wake_function+0x40/0x40 [ 560.179517] [] ? pagecache_get_page+0x131/0x710 [ 560.179523] [] filemap_fault+0xaf1/0x1110 [ 560.179531] [] ext4_filemap_fault+0x71/0xa0 [ 560.179537] [] __do_fault+0x223/0x500 [ 560.179544] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 560.179551] [] ? handle_mm_fault+0x1d4f/0x2350 [ 560.179558] [] handle_mm_fault+0x1326/0x2350 [ 560.179565] [] ? vm_insert_page+0x6f0/0x6f0 [ 560.179577] [] ? hrtimer_nanosleep+0x38c/0x550 [ 560.179585] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.179592] [] __do_page_fault+0x403/0xa60 [ 560.179599] [] ? bad_area_access_error+0x3a0/0x3a0 [ 560.179607] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 560.179614] [] do_page_fault+0x27/0x30 [ 560.179621] [] page_fault+0x25/0x30 [ 560.179624] Mem-Info: [ 560.179639] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 560.179639] active_file:20 inactive_file:20 isolated_file:0 [ 560.179639] unevictable:0 dirty:0 writeback:0 unstable:0 [ 560.179639] slab_reclaimable:4583 slab_unreclaimable:57153 [ 560.179639] mapped:5 shmem:48 pagetables:432 bounce:0 [ 560.179639] free:0 free_pcp:26 free_cma:0 [ 560.179652] Node 0 active_anon:21296kB inactive_anon:164kB active_file:80kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:20 all_unreclaimable? yes [ 560.179669] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 560.179693] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:80kB inactive_file:80kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 560.179728] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 100 total pagecache pages [ 560.179765] 0 pages in swap cache [ 560.179769] Swap cache stats: add 0, delete 0, find 0/0 [ 560.179771] Free swap = 0kB [ 560.179772] Total swap = 0kB [ 560.179775] 1965979 pages RAM [ 560.179776] 0 pages HighMem/MovableOnly [ 560.179778] 313617 pages reserved [ 560.179785] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.179790] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 560.179795] node 0: slabs: 19, objs: 342, free: 0 [ 560.179833] syz-executor.0: page allocation failure: order:0, mode:0x2280020(GFP_ATOMIC|__GFP_NOTRACK) [ 560.179840] CPU: 0 PID: 2181 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 560.179852] ffff8801db6075c8 ffffffff81b42e79 1ffff1003b6c0ebb ffff8801cbcac740 [ 560.179862] ffffffff82a974e0 0000000000000000 0000000002280020 ffff8801db607710 [ 560.179871] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 560.179873] Call Trace: [ 560.179883] [ 560.179884] [] dump_stack+0xc1/0x128 [ 560.179892] [] warn_alloc.cold.31+0x7f/0x9c [ 560.179899] [] ? zone_watermark_ok_safe+0x250/0x250 [ 560.179907] [] ? get_page_from_freelist+0x23e/0x1d80 [ 560.179916] [] __alloc_pages_nodemask+0x628/0x1bd0 [ 560.179923] [] ? trace_hardirqs_on+0xd/0x10 [ 560.179930] [] ? kasan_slab_free+0x119/0x190 [ 560.179938] [] ? save_stack_trace+0x16/0x20 [ 560.179945] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.179952] [] ? __do_softirq+0x20e/0x964 [ 560.179959] [] ? irq_exit+0x11c/0x150 [ 560.179966] [] ? smp_apic_timer_interrupt+0x81/0xb0 [ 560.179973] [] ? apic_timer_interrupt+0x9d/0xb0 [ 560.179987] [] ? find_lock_task_mm+0x46/0x270 [ 560.179994] [] ? lowmem_scan+0x34f/0xaf0 [ 560.180001] [] ? shrink_slab.part.8+0x3c6/0xa00 [ 560.180007] [] ? shrink_node+0x1ed/0x740 [ 560.180014] [] ? try_to_free_pages+0x377/0xb80 [ 560.180028] [] ? trace_hardirqs_on+0x10/0x10 [ 560.180036] [] ? debug_object_activate+0x4e0/0x4e0 [ 560.180043] [] new_slab+0x367/0x3d0 [ 560.180052] [] ___slab_alloc.constprop.33+0x2ed/0x470 [ 560.180059] [] ? __alloc_skb+0xe6/0x5b0 [ 560.180066] [] ? trace_hardirqs_on+0x10/0x10 [ 560.180074] [] ? check_preemption_disabled+0x3b/0x200 [ 560.180081] [] ? __alloc_skb+0xe6/0x5b0 [ 560.180089] [] __slab_alloc.isra.25.constprop.32+0x50/0xa0 [ 560.180096] [] ? __alloc_skb+0xe6/0x5b0 [ 560.180104] [] kmem_cache_alloc+0x212/0x2b0 [ 560.180110] [] ? mark_held_locks+0xc7/0x130 [ 560.180117] [] __alloc_skb+0xe6/0x5b0 [ 560.180125] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 560.180131] [] ? ipv6_get_ifaddr+0x300/0x510 [ 560.180138] [] ? trace_hardirqs_on+0xd/0x10 [ 560.180145] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 560.180152] [] ndisc_alloc_skb+0x144/0x330 [ 560.180160] [] ndisc_send_rs+0x2ff/0x670 [ 560.180166] [] ? __ipv6_get_lladdr+0x250/0x250 [ 560.180173] [] addrconf_rs_timer+0x27e/0x5a0 [ 560.180179] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.180186] [] call_timer_fn+0x163/0x6e0 [ 560.180192] [] ? call_timer_fn+0xda/0x6e0 [ 560.180199] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.180204] [] ? process_timeout+0x20/0x20 [ 560.180210] [] ? mark_held_locks+0xc7/0x130 [ 560.180217] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 560.180223] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.180230] [] ? trace_hardirqs_on_caller+0x266/0x590 [ 560.180236] [] ? ipv6_get_lladdr+0x440/0x440 [ 560.180242] [] expire_timers+0x234/0x580 [ 560.180249] [] ? collect_expired_timers+0x1d5/0x2b0 [ 560.180256] [] run_timer_softirq+0x208/0x5e0 [ 560.180263] [] ? expire_timers+0x580/0x580 [ 560.180271] [] ? check_preemption_disabled+0x3b/0x200 [ 560.180278] [] __do_softirq+0x20e/0x964 [ 560.180286] [] ? check_preemption_disabled+0x3b/0x200 [ 560.180293] [] irq_exit+0x11c/0x150 [ 560.180300] [] smp_apic_timer_interrupt+0x81/0xb0 [ 560.180307] [] apic_timer_interrupt+0x9d/0xb0 [ 560.180317] [ 560.180317] [] ? lock_acquire+0x17d/0x3e0 [ 560.180324] [] find_lock_task_mm+0x46/0x270 [ 560.180331] [] ? wake_oom_reaper+0xf0/0xf0 [ 560.180338] [] lowmem_scan+0x34f/0xaf0 [ 560.180344] [] ? lowmem_scan+0x24e/0xaf0 [ 560.180352] [] ? check_preemption_disabled+0x3b/0x200 [ 560.180359] [] shrink_slab.part.8+0x3c6/0xa00 [ 560.180367] [] ? unregister_shrinker+0x230/0x230 [ 560.180375] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 560.180382] [] shrink_node+0x1ed/0x740 [ 560.180390] [] ? shrink_node_memcg.isra.19+0x12e0/0x12e0 [ 560.180398] [] ? __delayacct_freepages_start+0x41/0x80 [ 560.180411] [] try_to_free_pages+0x377/0xb80 [ 560.180419] [] ? shrink_node+0x740/0x740 [ 560.180427] [] __alloc_pages_nodemask+0x981/0x1bd0 [ 560.180434] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.180442] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 560.180449] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 560.180456] [] ? find_get_entry+0x11a/0x570 [ 560.180463] [] ? find_get_entry+0x141/0x570 [ 560.180470] [] ? page_cache_prev_hole+0x80/0x80 [ 560.180477] [] ? autoremove_wake_function+0x40/0x40 [ 560.180485] [] ? pagecache_get_page+0x131/0x710 [ 560.180492] [] filemap_fault+0xaf1/0x1110 [ 560.180499] [] ext4_filemap_fault+0x71/0xa0 [ 560.180506] [] __do_fault+0x223/0x500 [ 560.180513] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 560.180519] [] ? handle_mm_fault+0x1d4f/0x2350 [ 560.180526] [] handle_mm_fault+0x1326/0x2350 [ 560.180533] [] ? vm_insert_page+0x6f0/0x6f0 [ 560.180540] [] ? hrtimer_nanosleep+0x38c/0x550 [ 560.180547] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 560.180555] [] __do_page_fault+0x403/0xa60 [ 560.180562] [] ? bad_area_access_error+0x3a0/0x3a0 [ 560.180570] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 560.180577] [] do_page_fault+0x27/0x30 [ 560.180584] [] page_fault+0x25/0x30 [ 560.180586] Mem-Info: [ 560.180601] active_anon:5324 inactive_anon:41 isolated_anon:0 [ 560.180601] active_file:20 inactive_file:20 isolated_file:0 [ 560.180601] unevictable:0 dirty:0 writeback:0 unstable:0 [ 560.180601] slab_reclaimable:4583 slab_unreclaimable:57153 [ 560.180601] mapped:5 shmem:48 pagetables:432 bounce:0 [ 560.180601] free:0 free_pcp:26 free_cma:0 [ 560.180614] Node 0 active_anon:21296kB inactive_anon:164kB active_file:80kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:20 all_unreclaimable? yes [ 560.180630] 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:8kB slab_unreclaimable:160kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 560.180654] Normal free:0kB min:5580kB low:9168kB high:12756kB active_anon:21296kB inactive_anon:164kB active_file:80kB inactive_file:80kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18324kB slab_unreclaimable:228452kB kernel_stack:4032kB pagetables:1728kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 560.180689] 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: 2*4kB (H) 1*8kB (H) 1*16kB (H) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 32kB 100 total pagecache pages [ 560.180724] 0 pages in swap cache [ 560.180728] Swap cache stats: add 0, delete 0, find 0/0 [ 560.180730] Free swap = 0kB [ 560.180732] Total swap = 0kB [ 560.180734] 1965979 pages RAM [ 560.180735] 0 pages HighMem/MovableOnly [ 560.180737] 313617 pages reserved [ 560.180744] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.180749] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 560.180754] node 0: slabs: 608, objs: 7296, free: 0 [ 560.180972] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.257687] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.257711] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 560.257718] node 0: slabs: 608, objs: 7296, free: 0 [ 560.257725] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.257753] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.257759] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 560.257763] node 0: slabs: 608, objs: 7296, free: 0 [ 560.257767] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.257798] SLUB: Unable to allocate memory on node -1, gfp=0x2080020(GFP_ATOMIC) [ 560.257804] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 560.257808] node 0: slabs: 608, objs: 7296, free: 0 [ 560.257812] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.347680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.347704] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.347725] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.417693] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.417727] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.497682] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 560.759196] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 560.759196] to free 152kB on behalf of 'syz-executor.5' (2184) because [ 560.759196] cache 184kB is below limit 6144kB for oom_score_adj 0 [ 560.759196] Free memory is -37472kB above reserved [ 561.767803] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 561.767803] to free 152kB on behalf of 'syz-executor.4' (2177) because [ 561.767803] cache 184kB is below limit 6144kB for oom_score_adj 0 [ 561.767803] Free memory is -37472kB above reserved [ 561.767830] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 561.767830] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 561.767830] cache 184kB is below limit 6144kB for oom_score_adj 0 [ 561.767830] Free memory is -37472kB above reserved [ 562.777740] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 562.777740] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 562.777740] cache 184kB is below limit 6144kB for oom_score_adj 0 [ 562.777740] Free memory is -37472kB above reserved [ 563.787928] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 563.787928] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 563.787928] cache 1576kB is below limit 16384kB for oom_score_adj 6 [ 563.787928] Free memory is 12164kB above reserved [ 564.808354] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 564.808354] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 564.808354] cache 344kB is below limit 65536kB for oom_score_adj 12 [ 564.808354] Free memory is 16780kB above reserved [ 565.817719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 565.817719] to free 152kB on behalf of 'syz-execprog' (2163) because [ 565.817719] cache 608kB is below limit 6144kB for oom_score_adj 0 [ 565.817719] Free memory is -13276kB above reserved [ 566.831097] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 566.831097] to free 152kB on behalf of 'syz-execprog' (2160) because [ 566.831097] cache 364kB is below limit 6144kB for oom_score_adj 0 [ 566.831097] Free memory is -13256kB above reserved [ 567.837712] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 567.837712] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 567.837712] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 567.837712] Free memory is -13532kB above reserved [ 567.837724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 567.837724] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 567.837724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 567.837724] Free memory is -13532kB above reserved [ 568.847717] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 568.847717] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 568.847717] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 568.847717] Free memory is -13548kB above reserved [ 569.857854] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 569.857854] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 569.857854] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 569.857854] Free memory is -13548kB above reserved [ 570.867737] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 570.867737] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 570.867737] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 570.867737] Free memory is -13548kB above reserved [ 570.867748] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 570.867748] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 570.867748] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 570.867748] Free memory is -13548kB above reserved [ 571.877742] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 571.877742] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 571.877742] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 571.877742] Free memory is -13548kB above reserved [ 571.877758] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 571.877758] to free 152kB on behalf of 'syz-execprog' (2160) because [ 571.877758] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 571.877758] Free memory is -13548kB above reserved [ 571.897722] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 571.897722] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 571.897722] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 571.897722] Free memory is -13548kB above reserved [ 572.907739] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 572.907739] to free 152kB on behalf of 'syz-execprog' (2163) because [ 572.907739] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 572.907739] Free memory is -13548kB above reserved [ 573.917818] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 573.917818] to free 152kB on behalf of 'syz-execprog' (2163) because [ 573.917818] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 573.917818] Free memory is -13548kB above reserved [ 574.927708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 574.927708] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 574.927708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 574.927708] Free memory is -13548kB above reserved [ 575.159197] warn_alloc: 13 callbacks suppressed [ 575.159217] syz-execprog: page allocation stalls for 10010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 575.159227] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 575.159245] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 575.159256] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 575.159267] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 575.159269] Call Trace: [ 575.159293] [] dump_stack+0xc1/0x128 [ 575.159305] [] warn_alloc.cold.31+0x7f/0x9c [ 575.159317] [] ? zone_watermark_ok_safe+0x250/0x250 [ 575.159326] [] ? shrink_node+0x740/0x740 [ 575.159335] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 575.159345] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 575.159354] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 575.159363] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 575.159371] [] ? find_get_entry+0x11a/0x570 [ 575.159379] [] ? find_get_entry+0x141/0x570 [ 575.159386] [] ? page_cache_prev_hole+0x80/0x80 [ 575.159396] [] ? autoremove_wake_function+0x40/0x40 [ 575.159404] [] ? pagecache_get_page+0x131/0x710 [ 575.159413] [] filemap_fault+0xaf1/0x1110 [ 575.159423] [] ext4_filemap_fault+0x71/0xa0 [ 575.159431] [] __do_fault+0x223/0x500 [ 575.159438] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 575.159446] [] ? generic_file_readonly_mmap+0x190/0x190 [ 575.159454] [] handle_mm_fault+0x1326/0x2350 [ 575.159547] [] ? ep_poll+0x18f/0xb20 [ 575.159557] [] ? vm_insert_page+0x6f0/0x6f0 [ 575.159564] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 575.159575] [] __do_page_fault+0x403/0xa60 [ 575.159592] [] ? __fget_light+0x169/0x1f0 [ 575.159600] [] ? bad_area_access_error+0x3a0/0x3a0 [ 575.159611] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 575.159618] [] do_page_fault+0x27/0x30 [ 575.159629] [] page_fault+0x25/0x30 [ 575.159633] Mem-Info: [ 575.159652] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 575.159652] active_file:0 inactive_file:60 isolated_file:0 [ 575.159652] unevictable:0 dirty:0 writeback:0 unstable:0 [ 575.159652] slab_reclaimable:4607 slab_unreclaimable:57046 [ 575.159652] mapped:33 shmem:48 pagetables:353 bounce:0 [ 575.159652] free:5989 free_pcp:87 free_cma:0 [ 575.159667] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 575.159686] DMA32 free:18708kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:304kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 575.159715] Normal free:5248kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227880kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:228kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 575.159774] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 4*32kB (ME) 20*64kB (UME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18708kB Normal: 442*4kB (UMEH) 133*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5248kB 108 total pagecache pages [ 575.159824] 0 pages in swap cache [ 575.159829] Swap cache stats: add 0, delete 0, find 0/0 [ 575.159831] Free swap = 0kB [ 575.159833] Total swap = 0kB [ 575.159836] 1965979 pages RAM [ 575.159838] 0 pages HighMem/MovableOnly [ 575.159840] 313617 pages reserved [ 575.269270] udevd: page allocation stalls for 10020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 575.269281] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 575.269300] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 575.269311] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 575.269322] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 575.269323] Call Trace: [ 575.269343] [] dump_stack+0xc1/0x128 [ 575.269354] [] warn_alloc.cold.31+0x7f/0x9c [ 575.269365] [] ? zone_watermark_ok_safe+0x250/0x250 [ 575.269375] [] ? shrink_node+0x740/0x740 [ 575.269384] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 575.269394] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 575.269403] [] ? check_preemption_disabled+0x3b/0x200 [ 575.269411] [] ? find_get_entry+0x11a/0x570 [ 575.269418] [] ? find_get_entry+0x141/0x570 [ 575.269426] [] ? page_cache_prev_hole+0x80/0x80 [ 575.269436] [] ? autoremove_wake_function+0x40/0x40 [ 575.269444] [] ? pagecache_get_page+0x131/0x710 [ 575.269452] [] filemap_fault+0xaf1/0x1110 [ 575.269462] [] ext4_filemap_fault+0x71/0xa0 [ 575.269469] [] __do_fault+0x223/0x500 [ 575.269477] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 575.269486] [] ? generic_file_readonly_mmap+0x190/0x190 [ 575.269494] [] handle_mm_fault+0x1326/0x2350 [ 575.269503] [] ? mntput_no_expire+0xcc/0x840 [ 575.269511] [] ? vm_insert_page+0x6f0/0x6f0 [ 575.269519] [] ? mnt_get_count+0x140/0x140 [ 575.269557] [] ? dput.part.9+0x2a/0x7a0 [ 575.269567] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 575.269576] [] __do_page_fault+0x403/0xa60 [ 575.269584] [] ? bad_area_access_error+0x3a0/0x3a0 [ 575.269596] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 575.269603] [] do_page_fault+0x27/0x30 [ 575.269613] [] page_fault+0x25/0x30 [ 575.269617] Mem-Info: [ 575.269636] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 575.269636] active_file:0 inactive_file:60 isolated_file:0 [ 575.269636] unevictable:0 dirty:0 writeback:0 unstable:0 [ 575.269636] slab_reclaimable:4607 slab_unreclaimable:57046 [ 575.269636] mapped:33 shmem:48 pagetables:353 bounce:0 [ 575.269636] free:5989 free_pcp:87 free_cma:0 [ 575.269651] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 575.269671] DMA32 free:18708kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:304kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 575.269699] Normal free:5248kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227880kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:228kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 575.269759] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 4*32kB (ME) 20*64kB (UME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18708kB Normal: 442*4kB (UMEH) 133*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5248kB 108 total pagecache pages [ 575.269808] 0 pages in swap cache [ 575.269813] Swap cache stats: add 0, delete 0, find 0/0 [ 575.269815] Free swap = 0kB [ 575.269817] Total swap = 0kB [ 575.269820] 1965979 pages RAM [ 575.269822] 0 pages HighMem/MovableOnly [ 575.269824] 313617 pages reserved [ 575.937728] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 575.937728] to free 152kB on behalf of 'init' (1) because [ 575.937728] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 575.937728] Free memory is -13548kB above reserved [ 576.229613] syz-execprog: page allocation stalls for 10030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 576.229624] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 576.229642] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 576.229653] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 576.229664] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 576.229666] Call Trace: [ 576.229686] [] dump_stack+0xc1/0x128 [ 576.229697] [] warn_alloc.cold.31+0x7f/0x9c [ 576.229708] [] ? zone_watermark_ok_safe+0x250/0x250 [ 576.229717] [] ? shrink_node+0x740/0x740 [ 576.229726] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 576.229736] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 576.229745] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 576.229756] [] ? check_preemption_disabled+0x3b/0x200 [ 576.229764] [] ? find_get_entry+0x11a/0x570 [ 576.229771] [] ? find_get_entry+0x141/0x570 [ 576.229779] [] ? page_cache_prev_hole+0x80/0x80 [ 576.229788] [] ? autoremove_wake_function+0x40/0x40 [ 576.229796] [] ? pagecache_get_page+0x131/0x710 [ 576.229804] [] filemap_fault+0xaf1/0x1110 [ 576.229814] [] ext4_filemap_fault+0x71/0xa0 [ 576.229822] [] __do_fault+0x223/0x500 [ 576.229830] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 576.229838] [] ? handle_mm_fault+0x1d4f/0x2350 [ 576.229845] [] handle_mm_fault+0x1326/0x2350 [ 576.229853] [] ? vm_insert_page+0x6f0/0x6f0 [ 576.229861] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 576.229871] [] __do_page_fault+0x403/0xa60 [ 576.229879] [] ? bad_area_access_error+0x3a0/0x3a0 [ 576.229890] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 576.229897] [] do_page_fault+0x27/0x30 [ 576.229907] [] page_fault+0x25/0x30 [ 576.229911] Mem-Info: [ 576.229929] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 576.229929] active_file:0 inactive_file:60 isolated_file:0 [ 576.229929] unevictable:0 dirty:0 writeback:0 unstable:0 [ 576.229929] slab_reclaimable:4607 slab_unreclaimable:57046 [ 576.229929] mapped:33 shmem:48 pagetables:353 bounce:0 [ 576.229929] free:5989 free_pcp:87 free_cma:0 [ 576.229944] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 576.229964] DMA32 free:18708kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:304kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 576.229992] Normal free:5248kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227880kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:228kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 576.230059] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 4*32kB (ME) 20*64kB (UME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18708kB Normal: 442*4kB (UMEH) 133*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5248kB 108 total pagecache pages [ 576.230109] 0 pages in swap cache [ 576.230113] Swap cache stats: add 0, delete 0, find 0/0 [ 576.230115] Free swap = 0kB [ 576.230118] Total swap = 0kB [ 576.230120] 1965979 pages RAM [ 576.230123] 0 pages HighMem/MovableOnly [ 576.230125] 313617 pages reserved [ 576.947708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 576.947708] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 576.947708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 576.947708] Free memory is -13548kB above reserved [ 576.947718] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 576.947718] to free 152kB on behalf of 'udevd' (470) because [ 576.947718] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 576.947718] Free memory is -13548kB above reserved [ 577.957744] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 577.957744] to free 152kB on behalf of 'init' (1) because [ 577.957744] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 577.957744] Free memory is -13548kB above reserved [ 577.957756] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 577.957756] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 577.957756] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 577.957756] Free memory is -13548kB above reserved [ 578.382884] init: page allocation stalls for 10030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 578.382895] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 578.382913] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 578.382924] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 578.382935] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 578.382937] Call Trace: [ 578.382957] [] dump_stack+0xc1/0x128 [ 578.382967] [] warn_alloc.cold.31+0x7f/0x9c [ 578.382978] [] ? zone_watermark_ok_safe+0x250/0x250 [ 578.382988] [] ? shrink_node+0x740/0x740 [ 578.382998] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 578.383007] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 578.383017] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 578.383034] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 578.383042] [] ? find_get_entry+0x11a/0x570 [ 578.383050] [] ? find_get_entry+0x141/0x570 [ 578.383057] [] ? page_cache_prev_hole+0x80/0x80 [ 578.383066] [] ? __lock_acquire+0x654/0x4a10 [ 578.383074] [] ? pagecache_get_page+0x131/0x710 [ 578.383083] [] filemap_fault+0xaf1/0x1110 [ 578.383092] [] ext4_filemap_fault+0x71/0xa0 [ 578.383100] [] __do_fault+0x223/0x500 [ 578.383108] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 578.383117] [] ? generic_file_readonly_mmap+0x190/0x190 [ 578.383125] [] handle_mm_fault+0x1326/0x2350 [ 578.383132] [] ? vm_insert_page+0x6f0/0x6f0 [ 578.383142] [] ? kvm_clock_get_cycles+0x9/0x10 [ 578.383152] [] __do_page_fault+0x403/0xa60 [ 578.383160] [] ? bad_area_access_error+0x3a0/0x3a0 [ 578.383171] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 578.383179] [] do_page_fault+0x27/0x30 [ 578.383188] [] page_fault+0x25/0x30 [ 578.383192] Mem-Info: [ 578.383211] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 578.383211] active_file:0 inactive_file:60 isolated_file:0 [ 578.383211] unevictable:0 dirty:0 writeback:0 unstable:0 [ 578.383211] slab_reclaimable:4607 slab_unreclaimable:57046 [ 578.383211] mapped:33 shmem:48 pagetables:353 bounce:0 [ 578.383211] free:5989 free_pcp:87 free_cma:0 [ 578.383226] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 578.383247] DMA32 free:18708kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:304kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 578.383276] Normal free:5248kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227880kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:228kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 578.383355] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 4*32kB (ME) 20*64kB (UME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18708kB Normal: 442*4kB (UMEH) 133*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5248kB 108 total pagecache pages [ 578.383406] 0 pages in swap cache [ 578.383411] Swap cache stats: add 0, delete 0, find 0/0 [ 578.383413] Free swap = 0kB [ 578.383415] Total swap = 0kB [ 578.383418] 1965979 pages RAM [ 578.383420] 0 pages HighMem/MovableOnly [ 578.383422] 313617 pages reserved [ 578.967815] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 578.967815] to free 152kB on behalf of 'syz-execprog' (2163) because [ 578.967815] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 578.967815] Free memory is -13548kB above reserved [ 579.977710] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 579.977710] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 579.977710] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 579.977710] Free memory is -13548kB above reserved [ 579.977722] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 579.977722] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 579.977722] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 579.977722] Free memory is -13548kB above reserved [ 580.987722] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 580.987722] to free 152kB on behalf of 'syz-execprog' (2163) because [ 580.987722] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 580.987722] Free memory is -13548kB above reserved [ 581.997695] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 581.997695] to free 152kB on behalf of 'init' (1) because [ 581.997695] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 581.997695] Free memory is -13548kB above reserved [ 581.997708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 581.997708] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 581.997708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 581.997708] Free memory is -13548kB above reserved [ 583.007711] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 583.007711] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 583.007711] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 583.007711] Free memory is -13548kB above reserved [ 583.007723] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 583.007723] to free 152kB on behalf of 'init' (1) because [ 583.007723] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 583.007723] Free memory is -13548kB above reserved [ 584.017722] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 584.017722] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 584.017722] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 584.017722] Free memory is -13548kB above reserved [ 585.027994] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 585.027994] to free 152kB on behalf of 'udevd' (470) because [ 585.027994] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 585.027994] Free memory is -13572kB above reserved [ 585.182749] syz-execprog: page allocation stalls for 20030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 585.182785] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 585.182858] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 585.182871] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 585.182881] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 585.182883] Call Trace: [ 585.182911] [] dump_stack+0xc1/0x128 [ 585.182964] [] warn_alloc.cold.31+0x7f/0x9c [ 585.183002] [] ? zone_watermark_ok_safe+0x250/0x250 [ 585.183027] [] ? shrink_node+0x740/0x740 [ 585.183074] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 585.183104] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 585.183135] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 585.183170] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 585.183179] [] ? find_get_entry+0x11a/0x570 [ 585.183189] [] ? find_get_entry+0x141/0x570 [ 585.183235] [] ? page_cache_prev_hole+0x80/0x80 [ 585.183281] [] ? autoremove_wake_function+0x40/0x40 [ 585.183325] [] ? pagecache_get_page+0x131/0x710 [ 585.183350] [] filemap_fault+0xaf1/0x1110 [ 585.183403] [] ext4_filemap_fault+0x71/0xa0 [ 585.183446] [] __do_fault+0x223/0x500 [ 585.183462] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 585.183505] [] ? generic_file_readonly_mmap+0x190/0x190 [ 585.183513] [] handle_mm_fault+0x1326/0x2350 [ 585.183535] [] ? ep_poll+0x18f/0xb20 [ 585.183543] [] ? vm_insert_page+0x6f0/0x6f0 [ 585.183550] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 585.183590] [] __do_page_fault+0x403/0xa60 [ 585.183631] [] ? __fget_light+0x169/0x1f0 [ 585.183653] [] ? bad_area_access_error+0x3a0/0x3a0 [ 585.183715] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 585.183723] [] do_page_fault+0x27/0x30 [ 585.183750] [] page_fault+0x25/0x30 [ 585.183760] Mem-Info: [ 585.183815] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 585.183815] active_file:0 inactive_file:60 isolated_file:0 [ 585.183815] unevictable:0 dirty:0 writeback:0 unstable:0 [ 585.183815] slab_reclaimable:4607 slab_unreclaimable:57054 [ 585.183815] mapped:33 shmem:48 pagetables:353 bounce:0 [ 585.183815] free:5983 free_pcp:84 free_cma:0 [ 585.183833] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 585.183945] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 585.183978] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227896kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 585.184159] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 585.184264] 0 pages in swap cache [ 585.184269] Swap cache stats: add 0, delete 0, find 0/0 [ 585.184273] Free swap = 0kB [ 585.184292] Total swap = 0kB [ 585.184301] 1965979 pages RAM [ 585.184303] 0 pages HighMem/MovableOnly [ 585.184305] 313617 pages reserved [ 585.264157] udevd: page allocation stalls for 20010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 585.264168] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 585.264185] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 585.264197] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 585.264208] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 585.264210] Call Trace: [ 585.264230] [] dump_stack+0xc1/0x128 [ 585.264240] [] warn_alloc.cold.31+0x7f/0x9c [ 585.264268] [] ? zone_watermark_ok_safe+0x250/0x250 [ 585.264279] [] ? shrink_node+0x740/0x740 [ 585.264288] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 585.264297] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 585.264313] [] ? check_preemption_disabled+0x3b/0x200 [ 585.264321] [] ? find_get_entry+0x11a/0x570 [ 585.264329] [] ? find_get_entry+0x141/0x570 [ 585.264336] [] ? page_cache_prev_hole+0x80/0x80 [ 585.264346] [] ? autoremove_wake_function+0x40/0x40 [ 585.264354] [] ? pagecache_get_page+0x131/0x710 [ 585.264362] [] filemap_fault+0xaf1/0x1110 [ 585.264373] [] ext4_filemap_fault+0x71/0xa0 [ 585.264381] [] __do_fault+0x223/0x500 [ 585.264388] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 585.264396] [] ? generic_file_readonly_mmap+0x190/0x190 [ 585.264404] [] handle_mm_fault+0x1326/0x2350 [ 585.264414] [] ? mntput_no_expire+0xcc/0x840 [ 585.264422] [] ? vm_insert_page+0x6f0/0x6f0 [ 585.264430] [] ? mnt_get_count+0x140/0x140 [ 585.264441] [] ? dput.part.9+0x2a/0x7a0 [ 585.264450] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 585.264461] [] __do_page_fault+0x403/0xa60 [ 585.264469] [] ? bad_area_access_error+0x3a0/0x3a0 [ 585.264480] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 585.264487] [] do_page_fault+0x27/0x30 [ 585.264497] [] page_fault+0x25/0x30 [ 585.264501] Mem-Info: [ 585.264520] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 585.264520] active_file:0 inactive_file:60 isolated_file:0 [ 585.264520] unevictable:0 dirty:0 writeback:0 unstable:0 [ 585.264520] slab_reclaimable:4607 slab_unreclaimable:57055 [ 585.264520] mapped:33 shmem:48 pagetables:353 bounce:0 [ 585.264520] free:5983 free_pcp:84 free_cma:0 [ 585.264534] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 585.264553] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 585.264582] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 585.264642] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 585.264691] 0 pages in swap cache [ 585.264696] Swap cache stats: add 0, delete 0, find 0/0 [ 585.264698] Free swap = 0kB [ 585.264700] Total swap = 0kB [ 585.264703] 1965979 pages RAM [ 585.264705] 0 pages HighMem/MovableOnly [ 585.264708] 313617 pages reserved [ 586.037777] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 586.037777] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 586.037777] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 586.037777] Free memory is -13572kB above reserved [ 586.243586] syz-execprog: page allocation stalls for 20040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 586.243598] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 586.243616] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 586.243627] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 586.243638] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 586.243640] Call Trace: [ 586.243660] [] dump_stack+0xc1/0x128 [ 586.243670] [] warn_alloc.cold.31+0x7f/0x9c [ 586.243681] [] ? zone_watermark_ok_safe+0x250/0x250 [ 586.243691] [] ? shrink_node+0x740/0x740 [ 586.243700] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 586.243709] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 586.243719] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 586.243729] [] ? check_preemption_disabled+0x3b/0x200 [ 586.243737] [] ? find_get_entry+0x11a/0x570 [ 586.243745] [] ? find_get_entry+0x141/0x570 [ 586.243753] [] ? page_cache_prev_hole+0x80/0x80 [ 586.243763] [] ? autoremove_wake_function+0x40/0x40 [ 586.243771] [] ? pagecache_get_page+0x131/0x710 [ 586.243780] [] filemap_fault+0xaf1/0x1110 [ 586.243790] [] ext4_filemap_fault+0x71/0xa0 [ 586.243798] [] __do_fault+0x223/0x500 [ 586.243805] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 586.243813] [] ? handle_mm_fault+0x1d4f/0x2350 [ 586.243821] [] handle_mm_fault+0x1326/0x2350 [ 586.243829] [] ? vm_insert_page+0x6f0/0x6f0 [ 586.243837] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 586.243847] [] __do_page_fault+0x403/0xa60 [ 586.243856] [] ? bad_area_access_error+0x3a0/0x3a0 [ 586.243867] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 586.243874] [] do_page_fault+0x27/0x30 [ 586.243883] [] page_fault+0x25/0x30 [ 586.243887] Mem-Info: [ 586.243907] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 586.243907] active_file:0 inactive_file:60 isolated_file:0 [ 586.243907] unevictable:0 dirty:0 writeback:0 unstable:0 [ 586.243907] slab_reclaimable:4607 slab_unreclaimable:57055 [ 586.243907] mapped:33 shmem:48 pagetables:353 bounce:0 [ 586.243907] free:5983 free_pcp:84 free_cma:0 [ 586.243922] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 586.243942] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 586.243971] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 586.244031] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 586.244080] 0 pages in swap cache [ 586.244085] Swap cache stats: add 0, delete 0, find 0/0 [ 586.244088] Free swap = 0kB [ 586.244090] Total swap = 0kB [ 586.244093] 1965979 pages RAM [ 586.244095] 0 pages HighMem/MovableOnly [ 586.244097] 313617 pages reserved [ 587.047769] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 587.047769] to free 152kB on behalf of 'syz-execprog' (2160) because [ 587.047769] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 587.047769] Free memory is -13572kB above reserved [ 587.047781] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 587.047781] to free 152kB on behalf of 'udevd' (470) because [ 587.047781] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 587.047781] Free memory is -13572kB above reserved [ 588.057772] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 588.057772] to free 152kB on behalf of 'init' (1) because [ 588.057772] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 588.057772] Free memory is -13572kB above reserved [ 588.057792] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 588.057792] to free 152kB on behalf of 'syz-execprog' (2160) because [ 588.057792] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 588.057792] Free memory is -13572kB above reserved [ 588.361323] init: page allocation stalls for 20010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 588.361334] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 588.361352] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 588.361363] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 588.361374] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 588.361376] Call Trace: [ 588.361396] [] dump_stack+0xc1/0x128 [ 588.361408] [] warn_alloc.cold.31+0x7f/0x9c [ 588.361419] [] ? zone_watermark_ok_safe+0x250/0x250 [ 588.361428] [] ? shrink_node+0x740/0x740 [ 588.361438] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 588.361447] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 588.361456] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 588.361466] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 588.361474] [] ? find_get_entry+0x11a/0x570 [ 588.361481] [] ? find_get_entry+0x141/0x570 [ 588.361489] [] ? page_cache_prev_hole+0x80/0x80 [ 588.361498] [] ? __lock_acquire+0x654/0x4a10 [ 588.361506] [] ? pagecache_get_page+0x131/0x710 [ 588.361514] [] filemap_fault+0xaf1/0x1110 [ 588.361524] [] ext4_filemap_fault+0x71/0xa0 [ 588.361532] [] __do_fault+0x223/0x500 [ 588.361538] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 588.361547] [] ? generic_file_readonly_mmap+0x190/0x190 [ 588.361555] [] handle_mm_fault+0x1326/0x2350 [ 588.361562] [] ? vm_insert_page+0x6f0/0x6f0 [ 588.361573] [] ? kvm_clock_get_cycles+0x9/0x10 [ 588.361582] [] __do_page_fault+0x403/0xa60 [ 588.361590] [] ? bad_area_access_error+0x3a0/0x3a0 [ 588.361601] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 588.361609] [] do_page_fault+0x27/0x30 [ 588.361618] [] page_fault+0x25/0x30 [ 588.361622] Mem-Info: [ 588.361641] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 588.361641] active_file:0 inactive_file:60 isolated_file:0 [ 588.361641] unevictable:0 dirty:0 writeback:0 unstable:0 [ 588.361641] slab_reclaimable:4607 slab_unreclaimable:57055 [ 588.361641] mapped:33 shmem:48 pagetables:353 bounce:0 [ 588.361641] free:5983 free_pcp:84 free_cma:0 [ 588.361656] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 588.361677] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 588.361706] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 588.361766] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 588.361816] 0 pages in swap cache [ 588.361821] Swap cache stats: add 0, delete 0, find 0/0 [ 588.361823] Free swap = 0kB [ 588.361825] Total swap = 0kB [ 588.361828] 1965979 pages RAM [ 588.361830] 0 pages HighMem/MovableOnly [ 588.361833] 313617 pages reserved [ 589.067789] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 589.067789] to free 152kB on behalf of 'udevd' (470) because [ 589.067789] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 589.067789] Free memory is -13572kB above reserved [ 589.067802] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 589.067802] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 589.067802] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 589.067802] Free memory is -13572kB above reserved [ 590.077822] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 590.077822] to free 152kB on behalf of 'syz-execprog' (2160) because [ 590.077822] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 590.077822] Free memory is -13572kB above reserved [ 591.087764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 591.087764] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 591.087764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 591.087764] Free memory is -13572kB above reserved [ 591.087776] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 591.087776] to free 152kB on behalf of 'udevd' (470) because [ 591.087776] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 591.087776] Free memory is -13572kB above reserved [ 592.097801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 592.097801] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 592.097801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 592.097801] Free memory is -13572kB above reserved [ 593.107757] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 593.107757] to free 152kB on behalf of 'init' (1) because [ 593.107757] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 593.107757] Free memory is -13572kB above reserved [ 594.117750] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 594.117750] to free 152kB on behalf of 'syz-execprog' (2163) because [ 594.117750] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 594.117750] Free memory is -13572kB above reserved [ 594.117766] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 594.117766] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 594.117766] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 594.117766] Free memory is -13572kB above reserved [ 595.127759] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 595.127759] to free 152kB on behalf of 'syz-execprog' (2160) because [ 595.127759] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 595.127759] Free memory is -13572kB above reserved [ 595.190442] syz-execprog: page allocation stalls for 30040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 595.190454] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 595.190472] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 595.190483] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 595.190494] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 595.190496] Call Trace: [ 595.190515] [] dump_stack+0xc1/0x128 [ 595.190527] [] warn_alloc.cold.31+0x7f/0x9c [ 595.190547] [] ? zone_watermark_ok_safe+0x250/0x250 [ 595.190556] [] ? shrink_node+0x740/0x740 [ 595.190566] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 595.190575] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 595.190584] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 595.190594] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 595.190602] [] ? find_get_entry+0x11a/0x570 [ 595.190610] [] ? find_get_entry+0x141/0x570 [ 595.190617] [] ? page_cache_prev_hole+0x80/0x80 [ 595.190627] [] ? autoremove_wake_function+0x40/0x40 [ 595.190635] [] ? pagecache_get_page+0x131/0x710 [ 595.190644] [] filemap_fault+0xaf1/0x1110 [ 595.190653] [] ext4_filemap_fault+0x71/0xa0 [ 595.190661] [] __do_fault+0x223/0x500 [ 595.190669] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 595.190677] [] ? generic_file_readonly_mmap+0x190/0x190 [ 595.190686] [] handle_mm_fault+0x1326/0x2350 [ 595.190694] [] ? ep_poll+0x18f/0xb20 [ 595.190702] [] ? vm_insert_page+0x6f0/0x6f0 [ 595.190710] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 595.190721] [] __do_page_fault+0x403/0xa60 [ 595.190730] [] ? __fget_light+0x169/0x1f0 [ 595.190738] [] ? bad_area_access_error+0x3a0/0x3a0 [ 595.190749] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 595.190757] [] do_page_fault+0x27/0x30 [ 595.190767] [] page_fault+0x25/0x30 [ 595.190771] Mem-Info: [ 595.190791] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 595.190791] active_file:0 inactive_file:60 isolated_file:0 [ 595.190791] unevictable:0 dirty:0 writeback:0 unstable:0 [ 595.190791] slab_reclaimable:4607 slab_unreclaimable:57055 [ 595.190791] mapped:33 shmem:48 pagetables:353 bounce:0 [ 595.190791] free:5983 free_pcp:84 free_cma:0 [ 595.190806] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 595.190826] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 595.190854] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 595.190915] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 595.190965] 0 pages in swap cache [ 595.190970] Swap cache stats: add 0, delete 0, find 0/0 [ 595.190972] Free swap = 0kB [ 595.190975] Total swap = 0kB [ 595.190977] 1965979 pages RAM [ 595.190980] 0 pages HighMem/MovableOnly [ 595.190982] 313617 pages reserved [ 595.289489] udevd: page allocation stalls for 30040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 595.289499] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 595.289515] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 595.289526] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 595.289536] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 595.289537] Call Trace: [ 595.289557] [] dump_stack+0xc1/0x128 [ 595.289567] [] warn_alloc.cold.31+0x7f/0x9c [ 595.289578] [] ? zone_watermark_ok_safe+0x250/0x250 [ 595.289587] [] ? shrink_node+0x740/0x740 [ 595.289596] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 595.289605] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 595.289615] [] ? check_preemption_disabled+0x3b/0x200 [ 595.289622] [] ? find_get_entry+0x11a/0x570 [ 595.289629] [] ? find_get_entry+0x141/0x570 [ 595.289636] [] ? page_cache_prev_hole+0x80/0x80 [ 595.289646] [] ? autoremove_wake_function+0x40/0x40 [ 595.289654] [] ? pagecache_get_page+0x131/0x710 [ 595.289661] [] filemap_fault+0xaf1/0x1110 [ 595.289670] [] ext4_filemap_fault+0x71/0xa0 [ 595.289678] [] __do_fault+0x223/0x500 [ 595.289684] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 595.289693] [] ? generic_file_readonly_mmap+0x190/0x190 [ 595.289700] [] handle_mm_fault+0x1326/0x2350 [ 595.289709] [] ? mntput_no_expire+0xcc/0x840 [ 595.289717] [] ? vm_insert_page+0x6f0/0x6f0 [ 595.289724] [] ? mnt_get_count+0x140/0x140 [ 595.289732] [] ? dput.part.9+0x2a/0x7a0 [ 595.289740] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 595.289749] [] __do_page_fault+0x403/0xa60 [ 595.289757] [] ? bad_area_access_error+0x3a0/0x3a0 [ 595.289767] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 595.289774] [] do_page_fault+0x27/0x30 [ 595.289783] [] page_fault+0x25/0x30 [ 595.289787] Mem-Info: [ 595.289804] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 595.289804] active_file:0 inactive_file:60 isolated_file:0 [ 595.289804] unevictable:0 dirty:0 writeback:0 unstable:0 [ 595.289804] slab_reclaimable:4607 slab_unreclaimable:57055 [ 595.289804] mapped:33 shmem:48 pagetables:353 bounce:0 [ 595.289804] free:5983 free_pcp:84 free_cma:0 [ 595.289818] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 595.289837] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 595.289864] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 595.289919] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 595.289965] 0 pages in swap cache [ 595.289970] Swap cache stats: add 0, delete 0, find 0/0 [ 595.289972] Free swap = 0kB [ 595.289974] Total swap = 0kB [ 595.289976] 1965979 pages RAM [ 595.289978] 0 pages HighMem/MovableOnly [ 595.289980] 313617 pages reserved [ 596.137694] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 596.137694] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 596.137694] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 596.137694] Free memory is -13572kB above reserved [ 596.210604] syz-execprog: page allocation stalls for 30010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 596.210615] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 596.210633] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 596.210644] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 596.210655] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 596.210657] Call Trace: [ 596.210676] [] dump_stack+0xc1/0x128 [ 596.210687] [] warn_alloc.cold.31+0x7f/0x9c [ 596.210698] [] ? zone_watermark_ok_safe+0x250/0x250 [ 596.210707] [] ? shrink_node+0x740/0x740 [ 596.210717] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 596.210726] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 596.210735] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 596.210745] [] ? check_preemption_disabled+0x3b/0x200 [ 596.210753] [] ? find_get_entry+0x11a/0x570 [ 596.210761] [] ? find_get_entry+0x141/0x570 [ 596.210768] [] ? page_cache_prev_hole+0x80/0x80 [ 596.210778] [] ? autoremove_wake_function+0x40/0x40 [ 596.210786] [] ? pagecache_get_page+0x131/0x710 [ 596.210795] [] filemap_fault+0xaf1/0x1110 [ 596.210805] [] ext4_filemap_fault+0x71/0xa0 [ 596.210813] [] __do_fault+0x223/0x500 [ 596.210820] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 596.210828] [] ? handle_mm_fault+0x1d4f/0x2350 [ 596.210836] [] handle_mm_fault+0x1326/0x2350 [ 596.210844] [] ? vm_insert_page+0x6f0/0x6f0 [ 596.210852] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 596.210862] [] __do_page_fault+0x403/0xa60 [ 596.210870] [] ? bad_area_access_error+0x3a0/0x3a0 [ 596.210881] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 596.210888] [] do_page_fault+0x27/0x30 [ 596.210898] [] page_fault+0x25/0x30 [ 596.210902] Mem-Info: [ 596.210921] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 596.210921] active_file:0 inactive_file:60 isolated_file:0 [ 596.210921] unevictable:0 dirty:0 writeback:0 unstable:0 [ 596.210921] slab_reclaimable:4607 slab_unreclaimable:57055 [ 596.210921] mapped:33 shmem:48 pagetables:353 bounce:0 [ 596.210921] free:5983 free_pcp:84 free_cma:0 [ 596.210936] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 596.210956] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 596.210986] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 596.211055] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 596.211104] 0 pages in swap cache [ 596.211109] Swap cache stats: add 0, delete 0, find 0/0 [ 596.211111] Free swap = 0kB [ 596.211113] Total swap = 0kB [ 596.211116] 1965979 pages RAM [ 596.211118] 0 pages HighMem/MovableOnly [ 596.211121] 313617 pages reserved [ 597.147784] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 597.147784] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 597.147784] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 597.147784] Free memory is -13572kB above reserved [ 598.157748] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 598.157748] to free 152kB on behalf of 'syz-execprog' (2160) because [ 598.157748] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 598.157748] Free memory is -13572kB above reserved [ 598.360259] init: page allocation stalls for 30010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 598.360270] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 598.360289] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 598.360300] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 598.360311] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 598.360313] Call Trace: [ 598.360333] [] dump_stack+0xc1/0x128 [ 598.360344] [] warn_alloc.cold.31+0x7f/0x9c [ 598.360355] [] ? zone_watermark_ok_safe+0x250/0x250 [ 598.360365] [] ? shrink_node+0x740/0x740 [ 598.360374] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 598.360384] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 598.360393] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 598.360403] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 598.360411] [] ? find_get_entry+0x11a/0x570 [ 598.360419] [] ? find_get_entry+0x141/0x570 [ 598.360427] [] ? page_cache_prev_hole+0x80/0x80 [ 598.360436] [] ? __lock_acquire+0x654/0x4a10 [ 598.360443] [] ? pagecache_get_page+0x131/0x710 [ 598.360452] [] filemap_fault+0xaf1/0x1110 [ 598.360462] [] ext4_filemap_fault+0x71/0xa0 [ 598.360470] [] __do_fault+0x223/0x500 [ 598.360477] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 598.360486] [] ? generic_file_readonly_mmap+0x190/0x190 [ 598.360494] [] handle_mm_fault+0x1326/0x2350 [ 598.360501] [] ? vm_insert_page+0x6f0/0x6f0 [ 598.360512] [] ? kvm_clock_get_cycles+0x9/0x10 [ 598.360521] [] __do_page_fault+0x403/0xa60 [ 598.360529] [] ? bad_area_access_error+0x3a0/0x3a0 [ 598.360550] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 598.360558] [] do_page_fault+0x27/0x30 [ 598.360567] [] page_fault+0x25/0x30 [ 598.360571] Mem-Info: [ 598.360592] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 598.360592] active_file:0 inactive_file:60 isolated_file:0 [ 598.360592] unevictable:0 dirty:0 writeback:0 unstable:0 [ 598.360592] slab_reclaimable:4607 slab_unreclaimable:57055 [ 598.360592] mapped:33 shmem:48 pagetables:353 bounce:0 [ 598.360592] free:5983 free_pcp:84 free_cma:0 [ 598.360607] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 598.360627] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 598.360656] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 598.360716] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 598.360766] 0 pages in swap cache [ 598.360771] Swap cache stats: add 0, delete 0, find 0/0 [ 598.360773] Free swap = 0kB [ 598.360775] Total swap = 0kB [ 598.360778] 1965979 pages RAM [ 598.360780] 0 pages HighMem/MovableOnly [ 598.360783] 313617 pages reserved [ 599.167839] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 599.167839] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 599.167839] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 599.167839] Free memory is -13572kB above reserved [ 599.167851] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 599.167851] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 599.167851] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 599.167851] Free memory is -13572kB above reserved [ 600.177866] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 600.177866] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 600.177866] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 600.177866] Free memory is -13572kB above reserved [ 601.187778] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 601.187778] to free 152kB on behalf of 'cron' (1951) because [ 601.187778] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 601.187778] Free memory is -13572kB above reserved [ 602.197744] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 602.197744] to free 152kB on behalf of 'syz-execprog' (2160) because [ 602.197744] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 602.197744] Free memory is -13572kB above reserved [ 602.197755] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 602.197755] to free 152kB on behalf of 'cron' (1951) because [ 602.197755] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 602.197755] Free memory is -13572kB above reserved [ 603.207793] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 603.207793] to free 152kB on behalf of 'cron' (1951) because [ 603.207793] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 603.207793] Free memory is -13572kB above reserved [ 604.217737] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 604.217737] to free 152kB on behalf of 'cron' (1951) because [ 604.217737] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 604.217737] Free memory is -13572kB above reserved [ 605.169694] syz-execprog: page allocation stalls for 40020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 605.169705] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 605.169721] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 605.169731] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 605.169742] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 605.169744] Call Trace: [ 605.169763] [] dump_stack+0xc1/0x128 [ 605.169774] [] warn_alloc.cold.31+0x7f/0x9c [ 605.169785] [] ? zone_watermark_ok_safe+0x250/0x250 [ 605.169794] [] ? shrink_node+0x740/0x740 [ 605.169803] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 605.169811] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 605.169820] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 605.169829] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 605.169836] [] ? find_get_entry+0x11a/0x570 [ 605.169842] [] ? find_get_entry+0x141/0x570 [ 605.169848] [] ? page_cache_prev_hole+0x80/0x80 [ 605.169857] [] ? autoremove_wake_function+0x40/0x40 [ 605.169864] [] ? pagecache_get_page+0x131/0x710 [ 605.169871] [] filemap_fault+0xaf1/0x1110 [ 605.169880] [] ext4_filemap_fault+0x71/0xa0 [ 605.169887] [] __do_fault+0x223/0x500 [ 605.169894] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 605.169902] [] ? generic_file_readonly_mmap+0x190/0x190 [ 605.169910] [] handle_mm_fault+0x1326/0x2350 [ 605.169919] [] ? ep_poll+0x18f/0xb20 [ 605.169926] [] ? vm_insert_page+0x6f0/0x6f0 [ 605.169934] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 605.169943] [] __do_page_fault+0x403/0xa60 [ 605.169952] [] ? __fget_light+0x169/0x1f0 [ 605.169960] [] ? bad_area_access_error+0x3a0/0x3a0 [ 605.169970] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 605.169977] [] do_page_fault+0x27/0x30 [ 605.169986] [] page_fault+0x25/0x30 [ 605.169990] Mem-Info: [ 605.170007] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 605.170007] active_file:0 inactive_file:60 isolated_file:0 [ 605.170007] unevictable:0 dirty:0 writeback:0 unstable:0 [ 605.170007] slab_reclaimable:4607 slab_unreclaimable:57055 [ 605.170007] mapped:33 shmem:48 pagetables:353 bounce:0 [ 605.170007] free:5983 free_pcp:84 free_cma:0 [ 605.170021] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 605.170040] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 605.170075] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 605.170129] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 605.170175] 0 pages in swap cache [ 605.170179] Swap cache stats: add 0, delete 0, find 0/0 [ 605.170181] Free swap = 0kB [ 605.170183] Total swap = 0kB [ 605.170186] 1965979 pages RAM [ 605.170188] 0 pages HighMem/MovableOnly [ 605.170191] 313617 pages reserved [ 605.227725] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 605.227725] to free 152kB on behalf of 'syz-execprog' (2163) because [ 605.227725] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 605.227725] Free memory is -13572kB above reserved [ 605.227738] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 605.227738] to free 152kB on behalf of 'udevd' (470) because [ 605.227738] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 605.227738] Free memory is -13572kB above reserved [ 605.281031] udevd: page allocation stalls for 40030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 605.281042] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 605.281060] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 605.281071] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 605.281082] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 605.281084] Call Trace: [ 605.281104] [] dump_stack+0xc1/0x128 [ 605.281115] [] warn_alloc.cold.31+0x7f/0x9c [ 605.281127] [] ? zone_watermark_ok_safe+0x250/0x250 [ 605.281136] [] ? shrink_node+0x740/0x740 [ 605.281146] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 605.281155] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 605.281165] [] ? check_preemption_disabled+0x3b/0x200 [ 605.281173] [] ? find_get_entry+0x11a/0x570 [ 605.281181] [] ? find_get_entry+0x141/0x570 [ 605.281189] [] ? page_cache_prev_hole+0x80/0x80 [ 605.281200] [] ? autoremove_wake_function+0x40/0x40 [ 605.281208] [] ? pagecache_get_page+0x131/0x710 [ 605.281216] [] filemap_fault+0xaf1/0x1110 [ 605.281226] [] ext4_filemap_fault+0x71/0xa0 [ 605.281234] [] __do_fault+0x223/0x500 [ 605.281241] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 605.281250] [] ? generic_file_readonly_mmap+0x190/0x190 [ 605.281258] [] handle_mm_fault+0x1326/0x2350 [ 605.281268] [] ? mntput_no_expire+0xcc/0x840 [ 605.281275] [] ? vm_insert_page+0x6f0/0x6f0 [ 605.281284] [] ? mnt_get_count+0x140/0x140 [ 605.281294] [] ? dput.part.9+0x2a/0x7a0 [ 605.281303] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 605.281313] [] __do_page_fault+0x403/0xa60 [ 605.281321] [] ? bad_area_access_error+0x3a0/0x3a0 [ 605.281333] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 605.281340] [] do_page_fault+0x27/0x30 [ 605.281350] [] page_fault+0x25/0x30 [ 605.281354] Mem-Info: [ 605.281373] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 605.281373] active_file:0 inactive_file:60 isolated_file:0 [ 605.281373] unevictable:0 dirty:0 writeback:0 unstable:0 [ 605.281373] slab_reclaimable:4607 slab_unreclaimable:57055 [ 605.281373] mapped:33 shmem:48 pagetables:353 bounce:0 [ 605.281373] free:5983 free_pcp:84 free_cma:0 [ 605.281388] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 605.281409] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 605.281440] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 605.281500] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 605.281560] 0 pages in swap cache [ 605.281564] Swap cache stats: add 0, delete 0, find 0/0 [ 605.281566] Free swap = 0kB [ 605.281569] Total swap = 0kB [ 605.281571] 1965979 pages RAM [ 605.281574] 0 pages HighMem/MovableOnly [ 605.281576] 313617 pages reserved [ 606.223727] syz-execprog: page allocation stalls for 40020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 606.223738] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 606.223756] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 606.223767] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 606.223778] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 606.223780] Call Trace: [ 606.223800] [] dump_stack+0xc1/0x128 [ 606.223812] [] warn_alloc.cold.31+0x7f/0x9c [ 606.223823] [] ? zone_watermark_ok_safe+0x250/0x250 [ 606.223832] [] ? shrink_node+0x740/0x740 [ 606.223842] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 606.223851] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 606.223861] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 606.223871] [] ? check_preemption_disabled+0x3b/0x200 [ 606.223879] [] ? find_get_entry+0x11a/0x570 [ 606.223886] [] ? find_get_entry+0x141/0x570 [ 606.223894] [] ? page_cache_prev_hole+0x80/0x80 [ 606.223904] [] ? autoremove_wake_function+0x40/0x40 [ 606.223912] [] ? pagecache_get_page+0x131/0x710 [ 606.223920] [] filemap_fault+0xaf1/0x1110 [ 606.223931] [] ext4_filemap_fault+0x71/0xa0 [ 606.223939] [] __do_fault+0x223/0x500 [ 606.223946] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 606.223954] [] ? handle_mm_fault+0x1d4f/0x2350 [ 606.223962] [] handle_mm_fault+0x1326/0x2350 [ 606.223970] [] ? vm_insert_page+0x6f0/0x6f0 [ 606.223977] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 606.223988] [] __do_page_fault+0x403/0xa60 [ 606.223996] [] ? bad_area_access_error+0x3a0/0x3a0 [ 606.224008] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 606.224015] [] do_page_fault+0x27/0x30 [ 606.224025] [] page_fault+0x25/0x30 [ 606.224029] Mem-Info: [ 606.224047] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 606.224047] active_file:0 inactive_file:60 isolated_file:0 [ 606.224047] unevictable:0 dirty:0 writeback:0 unstable:0 [ 606.224047] slab_reclaimable:4607 slab_unreclaimable:57055 [ 606.224047] mapped:33 shmem:48 pagetables:353 bounce:0 [ 606.224047] free:5983 free_pcp:84 free_cma:0 [ 606.224061] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 606.224082] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 606.224112] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 606.224172] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 606.224222] 0 pages in swap cache [ 606.224226] Swap cache stats: add 0, delete 0, find 0/0 [ 606.224229] Free swap = 0kB [ 606.224231] Total swap = 0kB [ 606.224234] 1965979 pages RAM [ 606.224236] 0 pages HighMem/MovableOnly [ 606.224238] 313617 pages reserved [ 606.237734] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 606.237734] to free 152kB on behalf of 'syz-execprog' (2160) because [ 606.237734] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 606.237734] Free memory is -13572kB above reserved [ 606.961093] cron: page allocation stalls for 10010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 606.961104] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 606.961122] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 606.961133] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 606.961144] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 606.961146] Call Trace: [ 606.961166] [] dump_stack+0xc1/0x128 [ 606.961177] [] warn_alloc.cold.31+0x7f/0x9c [ 606.961188] [] ? zone_watermark_ok_safe+0x250/0x250 [ 606.961197] [] ? shrink_node+0x740/0x740 [ 606.961207] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 606.961216] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 606.961226] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 606.961235] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 606.961243] [] ? find_get_entry+0x11a/0x570 [ 606.961251] [] ? find_get_entry+0x141/0x570 [ 606.961258] [] ? page_cache_prev_hole+0x80/0x80 [ 606.961266] [] ? pagecache_get_page+0x131/0x710 [ 606.961274] [] filemap_fault+0xaf1/0x1110 [ 606.961284] [] ext4_filemap_fault+0x71/0xa0 [ 606.961292] [] __do_fault+0x223/0x500 [ 606.961299] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 606.961308] [] ? generic_file_readonly_mmap+0x190/0x190 [ 606.961316] [] handle_mm_fault+0x1326/0x2350 [ 606.961324] [] ? vm_insert_page+0x6f0/0x6f0 [ 606.961352] [] ? hrtimer_nanosleep+0x38c/0x550 [ 606.961363] [] __do_page_fault+0x403/0xa60 [ 606.961371] [] ? bad_area_access_error+0x3a0/0x3a0 [ 606.961382] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 606.961390] [] do_page_fault+0x27/0x30 [ 606.961400] [] page_fault+0x25/0x30 [ 606.961404] Mem-Info: [ 606.961424] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 606.961424] active_file:0 inactive_file:60 isolated_file:0 [ 606.961424] unevictable:0 dirty:0 writeback:0 unstable:0 [ 606.961424] slab_reclaimable:4607 slab_unreclaimable:57055 [ 606.961424] mapped:33 shmem:48 pagetables:353 bounce:0 [ 606.961424] free:5983 free_pcp:84 free_cma:0 [ 606.961440] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 606.961468] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 606.961498] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 606.961564] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 606.961614] 0 pages in swap cache [ 606.961619] Swap cache stats: add 0, delete 0, find 0/0 [ 606.961621] Free swap = 0kB [ 606.961623] Total swap = 0kB [ 606.961626] 1965979 pages RAM [ 606.961628] 0 pages HighMem/MovableOnly [ 606.961631] 313617 pages reserved [ 607.247841] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 607.247841] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 607.247841] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 607.247841] Free memory is -13572kB above reserved [ 608.257735] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 608.257735] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 608.257735] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 608.257735] Free memory is -13572kB above reserved [ 608.390260] init: page allocation stalls for 40040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 608.390271] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 608.390288] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 608.390299] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 608.390310] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 608.390312] Call Trace: [ 608.390332] [] dump_stack+0xc1/0x128 [ 608.390343] [] warn_alloc.cold.31+0x7f/0x9c [ 608.390354] [] ? zone_watermark_ok_safe+0x250/0x250 [ 608.390364] [] ? shrink_node+0x740/0x740 [ 608.390374] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 608.390383] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 608.390393] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 608.390402] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 608.390410] [] ? find_get_entry+0x11a/0x570 [ 608.390418] [] ? find_get_entry+0x141/0x570 [ 608.390425] [] ? page_cache_prev_hole+0x80/0x80 [ 608.390434] [] ? __lock_acquire+0x654/0x4a10 [ 608.390442] [] ? pagecache_get_page+0x131/0x710 [ 608.390451] [] filemap_fault+0xaf1/0x1110 [ 608.390461] [] ext4_filemap_fault+0x71/0xa0 [ 608.390469] [] __do_fault+0x223/0x500 [ 608.390476] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 608.390485] [] ? generic_file_readonly_mmap+0x190/0x190 [ 608.390493] [] handle_mm_fault+0x1326/0x2350 [ 608.390501] [] ? vm_insert_page+0x6f0/0x6f0 [ 608.390511] [] ? kvm_clock_get_cycles+0x9/0x10 [ 608.390521] [] __do_page_fault+0x403/0xa60 [ 608.390529] [] ? bad_area_access_error+0x3a0/0x3a0 [ 608.390540] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 608.390557] [] do_page_fault+0x27/0x30 [ 608.390567] [] page_fault+0x25/0x30 [ 608.390571] Mem-Info: [ 608.390590] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 608.390590] active_file:0 inactive_file:60 isolated_file:0 [ 608.390590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 608.390590] slab_reclaimable:4607 slab_unreclaimable:57055 [ 608.390590] mapped:33 shmem:48 pagetables:353 bounce:0 [ 608.390590] free:5983 free_pcp:84 free_cma:0 [ 608.390605] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 608.390625] DMA32 free:18692kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:320kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 608.390654] Normal free:5240kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227900kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:216kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 608.390714] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18692kB Normal: 442*4kB (UMEH) 132*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5240kB 108 total pagecache pages [ 608.390765] 0 pages in swap cache [ 608.390769] Swap cache stats: add 0, delete 0, find 0/0 [ 608.390771] Free swap = 0kB [ 608.390774] Total swap = 0kB [ 608.390776] 1965979 pages RAM [ 608.390779] 0 pages HighMem/MovableOnly [ 608.390781] 313617 pages reserved [ 609.267784] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 609.267784] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 609.267784] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 609.267784] Free memory is -13572kB above reserved [ 609.267797] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 609.267797] to free 152kB on behalf of 'cron' (1951) because [ 609.267797] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 609.267797] Free memory is -13572kB above reserved [ 610.277716] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 610.277716] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 610.277716] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 610.277716] Free memory is -13572kB above reserved [ 611.287737] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 611.287737] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 611.287737] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 611.287737] Free memory is -13572kB above reserved [ 612.297744] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 612.297744] to free 152kB on behalf of 'init' (1) because [ 612.297744] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 612.297744] Free memory is -13580kB above reserved [ 612.297756] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 612.297756] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 612.297756] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 612.297756] Free memory is -13580kB above reserved [ 613.307765] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 613.307765] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 613.307765] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 613.307765] Free memory is -13596kB above reserved [ 613.307780] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 613.307780] to free 152kB on behalf of 'udevd' (470) because [ 613.307780] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 613.307780] Free memory is -13596kB above reserved [ 614.317690] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 614.317690] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 614.317690] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 614.317690] Free memory is -13596kB above reserved [ 614.317702] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 614.317702] to free 152kB on behalf of 'syz-execprog' (2160) because [ 614.317702] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 614.317702] Free memory is -13596kB above reserved [ 615.167351] syz-execprog: page allocation stalls for 50010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 615.167361] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 615.167380] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 615.167391] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 615.167402] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 615.167404] Call Trace: [ 615.167423] [] dump_stack+0xc1/0x128 [ 615.167434] [] warn_alloc.cold.31+0x7f/0x9c [ 615.167445] [] ? zone_watermark_ok_safe+0x250/0x250 [ 615.167454] [] ? shrink_node+0x740/0x740 [ 615.167463] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 615.167472] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 615.167482] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 615.167491] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 615.167499] [] ? find_get_entry+0x11a/0x570 [ 615.167507] [] ? find_get_entry+0x141/0x570 [ 615.167514] [] ? page_cache_prev_hole+0x80/0x80 [ 615.167524] [] ? autoremove_wake_function+0x40/0x40 [ 615.167532] [] ? pagecache_get_page+0x131/0x710 [ 615.167540] [] filemap_fault+0xaf1/0x1110 [ 615.167550] [] ext4_filemap_fault+0x71/0xa0 [ 615.167556] [] __do_fault+0x223/0x500 [ 615.167564] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 615.167573] [] ? generic_file_readonly_mmap+0x190/0x190 [ 615.167580] [] handle_mm_fault+0x1326/0x2350 [ 615.167590] [] ? ep_poll+0x18f/0xb20 [ 615.167601] [] ? vm_insert_page+0x6f0/0x6f0 [ 615.167608] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 615.167616] [] __do_page_fault+0x403/0xa60 [ 615.167624] [] ? __fget_light+0x169/0x1f0 [ 615.167631] [] ? bad_area_access_error+0x3a0/0x3a0 [ 615.167641] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 615.167647] [] do_page_fault+0x27/0x30 [ 615.167655] [] page_fault+0x25/0x30 [ 615.177691] Mem-Info: [ 615.177708] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 615.177708] active_file:0 inactive_file:60 isolated_file:0 [ 615.177708] unevictable:0 dirty:0 writeback:0 unstable:0 [ 615.177708] slab_reclaimable:4607 slab_unreclaimable:57063 [ 615.177708] mapped:33 shmem:48 pagetables:353 bounce:0 [ 615.177708] free:5977 free_pcp:81 free_cma:0 [ 615.177721] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 615.177739] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 615.177767] Normal free:5232kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227916kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 615.177822] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 615.177865] 0 pages in swap cache [ 615.177868] Swap cache stats: add 0, delete 0, find 0/0 [ 615.177871] Free swap = 0kB [ 615.177872] Total swap = 0kB [ 615.177875] 1965979 pages RAM [ 615.177877] 0 pages HighMem/MovableOnly [ 615.177879] 313617 pages reserved [ 615.281237] udevd: page allocation stalls for 50030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 615.281248] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 615.281266] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 615.281278] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 615.281289] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 615.281291] Call Trace: [ 615.281310] [] dump_stack+0xc1/0x128 [ 615.281322] [] warn_alloc.cold.31+0x7f/0x9c [ 615.281333] [] ? zone_watermark_ok_safe+0x250/0x250 [ 615.281342] [] ? shrink_node+0x740/0x740 [ 615.281352] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 615.281361] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 615.281371] [] ? check_preemption_disabled+0x3b/0x200 [ 615.281379] [] ? find_get_entry+0x11a/0x570 [ 615.281386] [] ? find_get_entry+0x141/0x570 [ 615.281394] [] ? page_cache_prev_hole+0x80/0x80 [ 615.281404] [] ? autoremove_wake_function+0x40/0x40 [ 615.281412] [] ? pagecache_get_page+0x131/0x710 [ 615.281420] [] filemap_fault+0xaf1/0x1110 [ 615.281430] [] ext4_filemap_fault+0x71/0xa0 [ 615.281438] [] __do_fault+0x223/0x500 [ 615.281445] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 615.281454] [] ? generic_file_readonly_mmap+0x190/0x190 [ 615.281462] [] handle_mm_fault+0x1326/0x2350 [ 615.281472] [] ? mntput_no_expire+0xcc/0x840 [ 615.281480] [] ? vm_insert_page+0x6f0/0x6f0 [ 615.281488] [] ? mnt_get_count+0x140/0x140 [ 615.281498] [] ? dput.part.9+0x2a/0x7a0 [ 615.281506] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 615.281517] [] __do_page_fault+0x403/0xa60 [ 615.281525] [] ? bad_area_access_error+0x3a0/0x3a0 [ 615.281536] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 615.281543] [] do_page_fault+0x27/0x30 [ 615.281562] [] page_fault+0x25/0x30 [ 615.281566] Mem-Info: [ 615.281586] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 615.281586] active_file:0 inactive_file:60 isolated_file:0 [ 615.281586] unevictable:0 dirty:0 writeback:0 unstable:0 [ 615.281586] slab_reclaimable:4607 slab_unreclaimable:57066 [ 615.281586] mapped:33 shmem:48 pagetables:353 bounce:0 [ 615.281586] free:5975 free_pcp:81 free_cma:0 [ 615.281601] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 615.281622] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 615.281651] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 615.281710] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 615.281760] 0 pages in swap cache [ 615.281764] Swap cache stats: add 0, delete 0, find 0/0 [ 615.281767] Free swap = 0kB [ 615.281769] Total swap = 0kB [ 615.281772] 1965979 pages RAM [ 615.281774] 0 pages HighMem/MovableOnly [ 615.281776] 313617 pages reserved [ 615.327729] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 615.327729] to free 152kB on behalf of 'syz-execprog' (2160) because [ 615.327729] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 615.327729] Free memory is -13604kB above reserved [ 615.327741] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 615.327741] to free 152kB on behalf of 'syz-execprog' (2163) because [ 615.327741] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 615.327741] Free memory is -13604kB above reserved [ 616.258798] syz-execprog: page allocation stalls for 50060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 616.258809] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 616.258826] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 616.258837] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 616.258848] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 616.258850] Call Trace: [ 616.258870] [] dump_stack+0xc1/0x128 [ 616.258882] [] warn_alloc.cold.31+0x7f/0x9c [ 616.258893] [] ? zone_watermark_ok_safe+0x250/0x250 [ 616.258903] [] ? shrink_node+0x740/0x740 [ 616.258912] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 616.258921] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 616.258931] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 616.258940] [] ? check_preemption_disabled+0x3b/0x200 [ 616.258948] [] ? find_get_entry+0x11a/0x570 [ 616.258955] [] ? find_get_entry+0x141/0x570 [ 616.258963] [] ? page_cache_prev_hole+0x80/0x80 [ 616.258973] [] ? autoremove_wake_function+0x40/0x40 [ 616.258981] [] ? pagecache_get_page+0x131/0x710 [ 616.258989] [] filemap_fault+0xaf1/0x1110 [ 616.258999] [] ext4_filemap_fault+0x71/0xa0 [ 616.259007] [] __do_fault+0x223/0x500 [ 616.259014] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 616.259023] [] ? handle_mm_fault+0x1d4f/0x2350 [ 616.259031] [] handle_mm_fault+0x1326/0x2350 [ 616.259039] [] ? vm_insert_page+0x6f0/0x6f0 [ 616.259047] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 616.259056] [] __do_page_fault+0x403/0xa60 [ 616.259064] [] ? bad_area_access_error+0x3a0/0x3a0 [ 616.259076] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 616.259083] [] do_page_fault+0x27/0x30 [ 616.259094] [] page_fault+0x25/0x30 [ 616.259098] Mem-Info: [ 616.259117] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 616.259117] active_file:0 inactive_file:60 isolated_file:0 [ 616.259117] unevictable:0 dirty:0 writeback:0 unstable:0 [ 616.259117] slab_reclaimable:4607 slab_unreclaimable:57066 [ 616.259117] mapped:33 shmem:48 pagetables:353 bounce:0 [ 616.259117] free:5975 free_pcp:81 free_cma:0 [ 616.259132] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 616.259152] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 616.259182] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 616.259242] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 616.259292] 0 pages in swap cache [ 616.259297] Swap cache stats: add 0, delete 0, find 0/0 [ 616.259299] Free swap = 0kB [ 616.259301] Total swap = 0kB [ 616.259304] 1965979 pages RAM [ 616.259306] 0 pages HighMem/MovableOnly [ 616.259309] 313617 pages reserved [ 616.337868] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 616.337868] to free 152kB on behalf of 'cron' (1951) because [ 616.337868] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 616.337868] Free memory is -13604kB above reserved [ 616.968446] cron: page allocation stalls for 20020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 616.968458] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 616.968482] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 616.968497] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 616.968508] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 616.968511] Call Trace: [ 616.968531] [] dump_stack+0xc1/0x128 [ 616.968546] [] warn_alloc.cold.31+0x7f/0x9c [ 616.968565] [] ? zone_watermark_ok_safe+0x250/0x250 [ 616.968574] [] ? shrink_node+0x740/0x740 [ 616.968588] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 616.968598] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 616.968611] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 616.968621] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 616.968629] [] ? find_get_entry+0x11a/0x570 [ 616.968637] [] ? find_get_entry+0x141/0x570 [ 616.968644] [] ? page_cache_prev_hole+0x80/0x80 [ 616.968652] [] ? pagecache_get_page+0x131/0x710 [ 616.968661] [] filemap_fault+0xaf1/0x1110 [ 616.968671] [] ext4_filemap_fault+0x71/0xa0 [ 616.968678] [] __do_fault+0x223/0x500 [ 616.968686] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 616.968694] [] ? generic_file_readonly_mmap+0x190/0x190 [ 616.968702] [] handle_mm_fault+0x1326/0x2350 [ 616.968710] [] ? vm_insert_page+0x6f0/0x6f0 [ 616.968719] [] ? hrtimer_nanosleep+0x38c/0x550 [ 616.968730] [] __do_page_fault+0x403/0xa60 [ 616.968738] [] ? bad_area_access_error+0x3a0/0x3a0 [ 616.968749] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 616.968757] [] do_page_fault+0x27/0x30 [ 616.968766] [] page_fault+0x25/0x30 [ 616.968770] Mem-Info: [ 616.968790] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 616.968790] active_file:0 inactive_file:60 isolated_file:0 [ 616.968790] unevictable:0 dirty:0 writeback:0 unstable:0 [ 616.968790] slab_reclaimable:4607 slab_unreclaimable:57066 [ 616.968790] mapped:33 shmem:48 pagetables:353 bounce:0 [ 616.968790] free:5975 free_pcp:81 free_cma:0 [ 616.968805] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 616.968825] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 616.968854] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 616.968914] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 616.968964] 0 pages in swap cache [ 616.968968] Swap cache stats: add 0, delete 0, find 0/0 [ 616.968970] Free swap = 0kB [ 616.968973] Total swap = 0kB [ 616.968975] 1965979 pages RAM [ 616.968978] 0 pages HighMem/MovableOnly [ 616.968980] 313617 pages reserved [ 617.347704] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 617.347704] to free 152kB on behalf of 'cron' (1951) because [ 617.347704] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 617.347704] Free memory is -13604kB above reserved [ 617.347717] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 617.347717] to free 152kB on behalf of 'udevd' (470) because [ 617.347717] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 617.347717] Free memory is -13604kB above reserved [ 618.357708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 618.357708] to free 152kB on behalf of 'syz-execprog' (2160) because [ 618.357708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 618.357708] Free memory is -13604kB above reserved [ 618.421404] init: page allocation stalls for 50070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 618.421414] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 618.421432] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 618.421443] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 618.421454] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 618.421456] Call Trace: [ 618.421476] [] dump_stack+0xc1/0x128 [ 618.421488] [] warn_alloc.cold.31+0x7f/0x9c [ 618.421499] [] ? zone_watermark_ok_safe+0x250/0x250 [ 618.421508] [] ? shrink_node+0x740/0x740 [ 618.421518] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 618.421528] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 618.421537] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 618.421546] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 618.421563] [] ? find_get_entry+0x11a/0x570 [ 618.421571] [] ? find_get_entry+0x141/0x570 [ 618.421579] [] ? page_cache_prev_hole+0x80/0x80 [ 618.421587] [] ? __lock_acquire+0x654/0x4a10 [ 618.421595] [] ? pagecache_get_page+0x131/0x710 [ 618.421603] [] filemap_fault+0xaf1/0x1110 [ 618.421613] [] ext4_filemap_fault+0x71/0xa0 [ 618.421621] [] __do_fault+0x223/0x500 [ 618.421629] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 618.421638] [] ? generic_file_readonly_mmap+0x190/0x190 [ 618.421646] [] handle_mm_fault+0x1326/0x2350 [ 618.421654] [] ? vm_insert_page+0x6f0/0x6f0 [ 618.421664] [] ? kvm_clock_get_cycles+0x9/0x10 [ 618.421673] [] __do_page_fault+0x403/0xa60 [ 618.421681] [] ? bad_area_access_error+0x3a0/0x3a0 [ 618.421692] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 618.421700] [] do_page_fault+0x27/0x30 [ 618.421710] [] page_fault+0x25/0x30 [ 618.421714] Mem-Info: [ 618.421733] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 618.421733] active_file:0 inactive_file:60 isolated_file:0 [ 618.421733] unevictable:0 dirty:0 writeback:0 unstable:0 [ 618.421733] slab_reclaimable:4607 slab_unreclaimable:57066 [ 618.421733] mapped:33 shmem:48 pagetables:353 bounce:0 [ 618.421733] free:5975 free_pcp:81 free_cma:0 [ 618.421748] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 618.421769] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 618.421799] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 618.421858] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 618.421909] 0 pages in swap cache [ 618.421913] Swap cache stats: add 0, delete 0, find 0/0 [ 618.421915] Free swap = 0kB [ 618.421918] Total swap = 0kB [ 618.421920] 1965979 pages RAM [ 618.421923] 0 pages HighMem/MovableOnly [ 618.421925] 313617 pages reserved [ 619.367806] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 619.367806] to free 152kB on behalf of 'udevd' (470) because [ 619.367806] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 619.367806] Free memory is -13604kB above reserved [ 620.377786] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 620.377786] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 620.377786] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 620.377786] Free memory is -13604kB above reserved [ 620.377799] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 620.377799] to free 152kB on behalf of 'init' (1) because [ 620.377799] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 620.377799] Free memory is -13604kB above reserved [ 621.387733] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 621.387733] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 621.387733] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 621.387733] Free memory is -13604kB above reserved [ 622.397748] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 622.397748] to free 152kB on behalf of 'udevd' (470) because [ 622.397748] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 622.397748] Free memory is -13604kB above reserved [ 622.397760] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 622.397760] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 622.397760] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 622.397760] Free memory is -13604kB above reserved [ 623.407703] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 623.407703] to free 152kB on behalf of 'udevd' (470) because [ 623.407703] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 623.407703] Free memory is -13604kB above reserved [ 624.417698] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 624.417698] to free 152kB on behalf of 'cron' (1951) because [ 624.417698] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 624.417698] Free memory is -13604kB above reserved [ 625.199329] syz-execprog: page allocation stalls for 60050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 625.199341] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 625.199359] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 625.199370] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 625.199380] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 625.199382] Call Trace: [ 625.199403] [] dump_stack+0xc1/0x128 [ 625.199414] [] warn_alloc.cold.31+0x7f/0x9c [ 625.199425] [] ? zone_watermark_ok_safe+0x250/0x250 [ 625.199434] [] ? shrink_node+0x740/0x740 [ 625.199443] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 625.199453] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 625.199462] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 625.199472] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 625.199480] [] ? find_get_entry+0x11a/0x570 [ 625.199488] [] ? find_get_entry+0x141/0x570 [ 625.199495] [] ? page_cache_prev_hole+0x80/0x80 [ 625.199505] [] ? autoremove_wake_function+0x40/0x40 [ 625.199513] [] ? pagecache_get_page+0x131/0x710 [ 625.199521] [] filemap_fault+0xaf1/0x1110 [ 625.199531] [] ext4_filemap_fault+0x71/0xa0 [ 625.199539] [] __do_fault+0x223/0x500 [ 625.199546] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 625.199563] [] ? generic_file_readonly_mmap+0x190/0x190 [ 625.199571] [] handle_mm_fault+0x1326/0x2350 [ 625.199580] [] ? ep_poll+0x18f/0xb20 [ 625.199588] [] ? vm_insert_page+0x6f0/0x6f0 [ 625.199596] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 625.199606] [] __do_page_fault+0x403/0xa60 [ 625.199615] [] ? __fget_light+0x169/0x1f0 [ 625.199624] [] ? bad_area_access_error+0x3a0/0x3a0 [ 625.199635] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 625.199642] [] do_page_fault+0x27/0x30 [ 625.199653] [] page_fault+0x25/0x30 [ 625.199656] Mem-Info: [ 625.199676] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 625.199676] active_file:0 inactive_file:60 isolated_file:0 [ 625.199676] unevictable:0 dirty:0 writeback:0 unstable:0 [ 625.199676] slab_reclaimable:4607 slab_unreclaimable:57066 [ 625.199676] mapped:33 shmem:48 pagetables:353 bounce:0 [ 625.199676] free:5975 free_pcp:81 free_cma:0 [ 625.199692] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 625.199712] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 625.199741] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 625.199801] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 625.199851] 0 pages in swap cache [ 625.199855] Swap cache stats: add 0, delete 0, find 0/0 [ 625.199858] Free swap = 0kB [ 625.199860] Total swap = 0kB [ 625.199862] 1965979 pages RAM [ 625.199865] 0 pages HighMem/MovableOnly [ 625.199867] 313617 pages reserved [ 625.269950] udevd: page allocation stalls for 60020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 625.269960] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 625.269977] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 625.269988] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 625.269999] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 625.270001] Call Trace: [ 625.270021] [] dump_stack+0xc1/0x128 [ 625.270033] [] warn_alloc.cold.31+0x7f/0x9c [ 625.270045] [] ? zone_watermark_ok_safe+0x250/0x250 [ 625.270054] [] ? shrink_node+0x740/0x740 [ 625.270063] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 625.270073] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 625.270083] [] ? check_preemption_disabled+0x3b/0x200 [ 625.270091] [] ? find_get_entry+0x11a/0x570 [ 625.270099] [] ? find_get_entry+0x141/0x570 [ 625.270106] [] ? page_cache_prev_hole+0x80/0x80 [ 625.270116] [] ? autoremove_wake_function+0x40/0x40 [ 625.270124] [] ? pagecache_get_page+0x131/0x710 [ 625.270132] [] filemap_fault+0xaf1/0x1110 [ 625.270142] [] ext4_filemap_fault+0x71/0xa0 [ 625.270150] [] __do_fault+0x223/0x500 [ 625.270158] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 625.270166] [] ? generic_file_readonly_mmap+0x190/0x190 [ 625.270175] [] handle_mm_fault+0x1326/0x2350 [ 625.270185] [] ? mntput_no_expire+0xcc/0x840 [ 625.270192] [] ? vm_insert_page+0x6f0/0x6f0 [ 625.270201] [] ? mnt_get_count+0x140/0x140 [ 625.270211] [] ? dput.part.9+0x2a/0x7a0 [ 625.270220] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 625.270230] [] __do_page_fault+0x403/0xa60 [ 625.270238] [] ? bad_area_access_error+0x3a0/0x3a0 [ 625.270249] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 625.270257] [] do_page_fault+0x27/0x30 [ 625.270266] [] page_fault+0x25/0x30 [ 625.270270] Mem-Info: [ 625.270290] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 625.270290] active_file:0 inactive_file:60 isolated_file:0 [ 625.270290] unevictable:0 dirty:0 writeback:0 unstable:0 [ 625.270290] slab_reclaimable:4607 slab_unreclaimable:57066 [ 625.270290] mapped:33 shmem:48 pagetables:353 bounce:0 [ 625.270290] free:5975 free_pcp:81 free_cma:0 [ 625.270305] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 625.270326] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 625.270355] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 625.270414] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 625.270464] 0 pages in swap cache [ 625.270469] Swap cache stats: add 0, delete 0, find 0/0 [ 625.270471] Free swap = 0kB [ 625.270473] Total swap = 0kB [ 625.270476] 1965979 pages RAM [ 625.270478] 0 pages HighMem/MovableOnly [ 625.270480] 313617 pages reserved [ 625.427718] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 625.427718] to free 152kB on behalf of 'syz-execprog' (2158) because [ 625.427718] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 625.427718] Free memory is -13604kB above reserved [ 626.229089] syz-execprog: page allocation stalls for 60030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 626.229100] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 626.229117] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 626.229127] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 626.229137] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 626.229139] Call Trace: [ 626.229158] [] dump_stack+0xc1/0x128 [ 626.229168] [] warn_alloc.cold.31+0x7f/0x9c [ 626.229179] [] ? zone_watermark_ok_safe+0x250/0x250 [ 626.229188] [] ? shrink_node+0x740/0x740 [ 626.229197] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 626.229206] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 626.229215] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 626.229224] [] ? check_preemption_disabled+0x3b/0x200 [ 626.229231] [] ? find_get_entry+0x11a/0x570 [ 626.229238] [] ? find_get_entry+0x141/0x570 [ 626.229245] [] ? page_cache_prev_hole+0x80/0x80 [ 626.229255] [] ? autoremove_wake_function+0x40/0x40 [ 626.229262] [] ? pagecache_get_page+0x131/0x710 [ 626.229270] [] filemap_fault+0xaf1/0x1110 [ 626.229279] [] ext4_filemap_fault+0x71/0xa0 [ 626.229286] [] __do_fault+0x223/0x500 [ 626.229293] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 626.229301] [] ? handle_mm_fault+0x1d4f/0x2350 [ 626.229308] [] handle_mm_fault+0x1326/0x2350 [ 626.229315] [] ? vm_insert_page+0x6f0/0x6f0 [ 626.229323] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 626.229333] [] __do_page_fault+0x403/0xa60 [ 626.229341] [] ? bad_area_access_error+0x3a0/0x3a0 [ 626.229351] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 626.229358] [] do_page_fault+0x27/0x30 [ 626.229367] [] page_fault+0x25/0x30 [ 626.229371] Mem-Info: [ 626.229389] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 626.229389] active_file:0 inactive_file:60 isolated_file:0 [ 626.229389] unevictable:0 dirty:0 writeback:0 unstable:0 [ 626.229389] slab_reclaimable:4607 slab_unreclaimable:57066 [ 626.229389] mapped:33 shmem:48 pagetables:353 bounce:0 [ 626.229389] free:5975 free_pcp:81 free_cma:0 [ 626.229403] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 626.229422] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 626.229448] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 626.229502] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 626.229547] 0 pages in swap cache [ 626.229551] Swap cache stats: add 0, delete 0, find 0/0 [ 626.229554] Free swap = 0kB [ 626.229555] Total swap = 0kB [ 626.229558] 1965979 pages RAM [ 626.229560] 0 pages HighMem/MovableOnly [ 626.229562] 313617 pages reserved [ 626.437779] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 626.437779] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 626.437779] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 626.437779] Free memory is -13604kB above reserved [ 627.024771] cron: page allocation stalls for 30070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 627.024782] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 627.024799] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 627.024811] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 627.024821] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 627.024823] Call Trace: [ 627.024843] [] dump_stack+0xc1/0x128 [ 627.024854] [] warn_alloc.cold.31+0x7f/0x9c [ 627.024865] [] ? zone_watermark_ok_safe+0x250/0x250 [ 627.024874] [] ? shrink_node+0x740/0x740 [ 627.024884] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 627.024893] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 627.024902] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 627.024911] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 627.024919] [] ? find_get_entry+0x11a/0x570 [ 627.024927] [] ? find_get_entry+0x141/0x570 [ 627.024935] [] ? page_cache_prev_hole+0x80/0x80 [ 627.024943] [] ? pagecache_get_page+0x131/0x710 [ 627.024951] [] filemap_fault+0xaf1/0x1110 [ 627.024961] [] ext4_filemap_fault+0x71/0xa0 [ 627.024969] [] __do_fault+0x223/0x500 [ 627.024976] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 627.024985] [] ? generic_file_readonly_mmap+0x190/0x190 [ 627.024993] [] handle_mm_fault+0x1326/0x2350 [ 627.025001] [] ? vm_insert_page+0x6f0/0x6f0 [ 627.025010] [] ? hrtimer_nanosleep+0x38c/0x550 [ 627.025020] [] __do_page_fault+0x403/0xa60 [ 627.025029] [] ? bad_area_access_error+0x3a0/0x3a0 [ 627.025040] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 627.025047] [] do_page_fault+0x27/0x30 [ 627.025056] [] page_fault+0x25/0x30 [ 627.025060] Mem-Info: [ 627.025086] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 627.025086] active_file:0 inactive_file:60 isolated_file:0 [ 627.025086] unevictable:0 dirty:0 writeback:0 unstable:0 [ 627.025086] slab_reclaimable:4607 slab_unreclaimable:57066 [ 627.025086] mapped:33 shmem:48 pagetables:353 bounce:0 [ 627.025086] free:5975 free_pcp:81 free_cma:0 [ 627.025102] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 627.025122] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 627.025156] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 627.025215] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 627.025270] 0 pages in swap cache [ 627.025275] Swap cache stats: add 0, delete 0, find 0/0 [ 627.025277] Free swap = 0kB [ 627.025280] Total swap = 0kB [ 627.025282] 1965979 pages RAM [ 627.025285] 0 pages HighMem/MovableOnly [ 627.025287] 313617 pages reserved [ 627.447742] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 627.447742] to free 152kB on behalf of 'init' (1) because [ 627.447742] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 627.447742] Free memory is -13604kB above reserved [ 628.359950] init: page allocation stalls for 60010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 628.359960] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 628.359978] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 628.359989] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 628.360000] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 628.360002] Call Trace: [ 628.360022] [] dump_stack+0xc1/0x128 [ 628.360032] [] warn_alloc.cold.31+0x7f/0x9c [ 628.360044] [] ? zone_watermark_ok_safe+0x250/0x250 [ 628.360054] [] ? shrink_node+0x740/0x740 [ 628.360073] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 628.360082] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 628.360091] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 628.360101] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 628.360109] [] ? find_get_entry+0x11a/0x570 [ 628.360117] [] ? find_get_entry+0x141/0x570 [ 628.360124] [] ? page_cache_prev_hole+0x80/0x80 [ 628.360133] [] ? __lock_acquire+0x654/0x4a10 [ 628.360141] [] ? pagecache_get_page+0x131/0x710 [ 628.360149] [] filemap_fault+0xaf1/0x1110 [ 628.360159] [] ext4_filemap_fault+0x71/0xa0 [ 628.360167] [] __do_fault+0x223/0x500 [ 628.360174] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 628.360183] [] ? generic_file_readonly_mmap+0x190/0x190 [ 628.360191] [] handle_mm_fault+0x1326/0x2350 [ 628.360198] [] ? vm_insert_page+0x6f0/0x6f0 [ 628.360209] [] ? kvm_clock_get_cycles+0x9/0x10 [ 628.360218] [] __do_page_fault+0x403/0xa60 [ 628.360226] [] ? bad_area_access_error+0x3a0/0x3a0 [ 628.360237] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 628.360245] [] do_page_fault+0x27/0x30 [ 628.360254] [] page_fault+0x25/0x30 [ 628.360258] Mem-Info: [ 628.360278] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 628.360278] active_file:0 inactive_file:60 isolated_file:0 [ 628.360278] unevictable:0 dirty:0 writeback:0 unstable:0 [ 628.360278] slab_reclaimable:4607 slab_unreclaimable:57066 [ 628.360278] mapped:33 shmem:48 pagetables:353 bounce:0 [ 628.360278] free:5975 free_pcp:81 free_cma:0 [ 628.360293] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 628.360313] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 628.360342] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 628.360401] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 628.360451] 0 pages in swap cache [ 628.360455] Swap cache stats: add 0, delete 0, find 0/0 [ 628.360458] Free swap = 0kB [ 628.360460] Total swap = 0kB [ 628.360462] 1965979 pages RAM [ 628.360465] 0 pages HighMem/MovableOnly [ 628.360467] 313617 pages reserved [ 628.457778] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 628.457778] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 628.457778] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 628.457778] Free memory is -13604kB above reserved [ 629.467760] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 629.467760] to free 152kB on behalf of 'syz-execprog' (2158) because [ 629.467760] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 629.467760] Free memory is -13604kB above reserved [ 629.467772] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 629.467772] to free 152kB on behalf of 'syz-execprog' (2160) because [ 629.467772] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 629.467772] Free memory is -13604kB above reserved [ 630.477703] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 630.477703] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 630.477703] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 630.477703] Free memory is -13604kB above reserved [ 630.477715] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 630.477715] to free 152kB on behalf of 'udevd' (470) because [ 630.477715] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 630.477715] Free memory is -13604kB above reserved [ 631.487733] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 631.487733] to free 152kB on behalf of 'cron' (1951) because [ 631.487733] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 631.487733] Free memory is -13604kB above reserved [ 631.487745] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 631.487745] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 631.487745] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 631.487745] Free memory is -13604kB above reserved [ 632.497711] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 632.497711] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 632.497711] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 632.497711] Free memory is -13604kB above reserved [ 632.497722] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 632.497722] to free 152kB on behalf of 'init' (1) because [ 632.497722] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 632.497722] Free memory is -13604kB above reserved [ 633.507764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 633.507764] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 633.507764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 633.507764] Free memory is -13604kB above reserved [ 634.279715] syz-execprog: page allocation stalls for 10040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 634.279726] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 634.279745] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 634.279756] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 634.279766] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 634.279768] Call Trace: [ 634.279789] [] dump_stack+0xc1/0x128 [ 634.279799] [] warn_alloc.cold.31+0x7f/0x9c [ 634.279810] [] ? zone_watermark_ok_safe+0x250/0x250 [ 634.279820] [] ? shrink_node+0x740/0x740 [ 634.279829] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 634.279838] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 634.279848] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 634.279858] [] ? check_preemption_disabled+0x3b/0x200 [ 634.279866] [] ? find_get_entry+0x11a/0x570 [ 634.279874] [] ? find_get_entry+0x141/0x570 [ 634.279881] [] ? page_cache_prev_hole+0x80/0x80 [ 634.279948] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 634.279957] [] ? pagecache_get_page+0x131/0x710 [ 634.279966] [] filemap_fault+0xaf1/0x1110 [ 634.279975] [] ext4_filemap_fault+0x71/0xa0 [ 634.279983] [] __do_fault+0x223/0x500 [ 634.279991] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 634.279999] [] ? handle_mm_fault+0x1d4f/0x2350 [ 634.280007] [] handle_mm_fault+0x1326/0x2350 [ 634.280015] [] ? vm_insert_page+0x6f0/0x6f0 [ 634.280025] [] ? kvm_clock_read+0x23/0x40 [ 634.280032] [] ? kvm_clock_get_cycles+0x9/0x10 [ 634.280040] [] ? memset+0x31/0x40 [ 634.280049] [] __do_page_fault+0x403/0xa60 [ 634.280059] [] ? __fget_light+0x169/0x1f0 [ 634.280066] [] ? bad_area_access_error+0x3a0/0x3a0 [ 634.280076] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 634.280083] [] do_page_fault+0x27/0x30 [ 634.280093] [] page_fault+0x25/0x30 [ 634.280097] Mem-Info: [ 634.280116] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 634.280116] active_file:0 inactive_file:60 isolated_file:0 [ 634.280116] unevictable:0 dirty:0 writeback:0 unstable:0 [ 634.280116] slab_reclaimable:4607 slab_unreclaimable:57066 [ 634.280116] mapped:33 shmem:48 pagetables:353 bounce:0 [ 634.280116] free:5975 free_pcp:81 free_cma:0 [ 634.280132] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 634.280152] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 634.280181] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 634.280241] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 634.280291] 0 pages in swap cache [ 634.280296] Swap cache stats: add 0, delete 0, find 0/0 [ 634.280298] Free swap = 0kB [ 634.280301] Total swap = 0kB [ 634.280303] 1965979 pages RAM [ 634.280305] 0 pages HighMem/MovableOnly [ 634.280308] 313617 pages reserved [ 634.517821] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 634.517821] to free 152kB on behalf of 'syz-execprog' (2160) because [ 634.517821] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 634.517821] Free memory is -13604kB above reserved [ 634.517833] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 634.517833] to free 152kB on behalf of 'init' (1) because [ 634.517833] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 634.517833] Free memory is -13604kB above reserved [ 635.159800] syz-execprog: page allocation stalls for 70010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 635.159811] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 635.159829] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 635.159840] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 635.159852] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 635.159854] Call Trace: [ 635.159874] [] dump_stack+0xc1/0x128 [ 635.159885] [] warn_alloc.cold.31+0x7f/0x9c [ 635.159896] [] ? zone_watermark_ok_safe+0x250/0x250 [ 635.159906] [] ? shrink_node+0x740/0x740 [ 635.159915] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 635.159925] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 635.159934] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 635.159944] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 635.159952] [] ? find_get_entry+0x11a/0x570 [ 635.159960] [] ? find_get_entry+0x141/0x570 [ 635.159967] [] ? page_cache_prev_hole+0x80/0x80 [ 635.159977] [] ? autoremove_wake_function+0x40/0x40 [ 635.159985] [] ? pagecache_get_page+0x131/0x710 [ 635.159993] [] filemap_fault+0xaf1/0x1110 [ 635.160003] [] ext4_filemap_fault+0x71/0xa0 [ 635.160011] [] __do_fault+0x223/0x500 [ 635.160018] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 635.160027] [] ? generic_file_readonly_mmap+0x190/0x190 [ 635.160035] [] handle_mm_fault+0x1326/0x2350 [ 635.160045] [] ? ep_poll+0x18f/0xb20 [ 635.160052] [] ? vm_insert_page+0x6f0/0x6f0 [ 635.160060] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 635.160071] [] __do_page_fault+0x403/0xa60 [ 635.160080] [] ? __fget_light+0x169/0x1f0 [ 635.160088] [] ? bad_area_access_error+0x3a0/0x3a0 [ 635.160099] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 635.160107] [] do_page_fault+0x27/0x30 [ 635.160116] [] page_fault+0x25/0x30 [ 635.160121] Mem-Info: [ 635.160139] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 635.160139] active_file:0 inactive_file:60 isolated_file:0 [ 635.160139] unevictable:0 dirty:0 writeback:0 unstable:0 [ 635.160139] slab_reclaimable:4607 slab_unreclaimable:57066 [ 635.160139] mapped:33 shmem:48 pagetables:353 bounce:0 [ 635.160139] free:5975 free_pcp:81 free_cma:0 [ 635.160154] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 635.160192] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 635.160223] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 635.160283] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 635.160332] 0 pages in swap cache [ 635.160337] Swap cache stats: add 0, delete 0, find 0/0 [ 635.160339] Free swap = 0kB [ 635.160342] Total swap = 0kB [ 635.160344] 1965979 pages RAM [ 635.160346] 0 pages HighMem/MovableOnly [ 635.160349] 313617 pages reserved [ 635.278497] udevd: page allocation stalls for 70030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 635.278508] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 635.278527] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 635.278538] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 635.278549] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 635.278551] Call Trace: [ 635.278570] [] dump_stack+0xc1/0x128 [ 635.278581] [] warn_alloc.cold.31+0x7f/0x9c [ 635.278593] [] ? zone_watermark_ok_safe+0x250/0x250 [ 635.278601] [] ? shrink_node+0x740/0x740 [ 635.278611] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 635.278620] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 635.278630] [] ? check_preemption_disabled+0x3b/0x200 [ 635.278638] [] ? find_get_entry+0x11a/0x570 [ 635.278646] [] ? find_get_entry+0x141/0x570 [ 635.278654] [] ? page_cache_prev_hole+0x80/0x80 [ 635.278664] [] ? autoremove_wake_function+0x40/0x40 [ 635.278671] [] ? pagecache_get_page+0x131/0x710 [ 635.278680] [] filemap_fault+0xaf1/0x1110 [ 635.278690] [] ext4_filemap_fault+0x71/0xa0 [ 635.278698] [] __do_fault+0x223/0x500 [ 635.278705] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 635.278714] [] ? generic_file_readonly_mmap+0x190/0x190 [ 635.278722] [] handle_mm_fault+0x1326/0x2350 [ 635.278732] [] ? mntput_no_expire+0xcc/0x840 [ 635.278740] [] ? vm_insert_page+0x6f0/0x6f0 [ 635.278748] [] ? mnt_get_count+0x140/0x140 [ 635.278758] [] ? dput.part.9+0x2a/0x7a0 [ 635.278767] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 635.278777] [] __do_page_fault+0x403/0xa60 [ 635.278786] [] ? bad_area_access_error+0x3a0/0x3a0 [ 635.278797] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 635.278804] [] do_page_fault+0x27/0x30 [ 635.278814] [] page_fault+0x25/0x30 [ 635.278817] Mem-Info: [ 635.278837] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 635.278837] active_file:0 inactive_file:60 isolated_file:0 [ 635.278837] unevictable:0 dirty:0 writeback:0 unstable:0 [ 635.278837] slab_reclaimable:4607 slab_unreclaimable:57066 [ 635.278837] mapped:33 shmem:48 pagetables:353 bounce:0 [ 635.278837] free:5975 free_pcp:81 free_cma:0 [ 635.278851] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 635.278871] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 635.278900] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 635.278960] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 635.279009] 0 pages in swap cache [ 635.279013] Swap cache stats: add 0, delete 0, find 0/0 [ 635.279016] Free swap = 0kB [ 635.279018] Total swap = 0kB [ 635.279020] 1965979 pages RAM [ 635.279023] 0 pages HighMem/MovableOnly [ 635.279025] 313617 pages reserved [ 635.527744] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 635.527744] to free 152kB on behalf of 'init' (1) because [ 635.527744] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 635.527744] Free memory is -13604kB above reserved [ 635.527767] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 635.527767] to free 152kB on behalf of 'syz-execprog' (2163) because [ 635.527767] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 635.527767] Free memory is -13604kB above reserved [ 636.211818] syz-execprog: page allocation stalls for 70010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 636.211829] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 636.211847] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 636.211857] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 636.211868] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 636.211870] Call Trace: [ 636.211889] [] dump_stack+0xc1/0x128 [ 636.211900] [] warn_alloc.cold.31+0x7f/0x9c [ 636.211911] [] ? zone_watermark_ok_safe+0x250/0x250 [ 636.211920] [] ? shrink_node+0x740/0x740 [ 636.211930] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 636.211940] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 636.211949] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 636.211960] [] ? check_preemption_disabled+0x3b/0x200 [ 636.211968] [] ? find_get_entry+0x11a/0x570 [ 636.211976] [] ? find_get_entry+0x141/0x570 [ 636.211983] [] ? page_cache_prev_hole+0x80/0x80 [ 636.211993] [] ? autoremove_wake_function+0x40/0x40 [ 636.212001] [] ? pagecache_get_page+0x131/0x710 [ 636.212010] [] filemap_fault+0xaf1/0x1110 [ 636.212020] [] ext4_filemap_fault+0x71/0xa0 [ 636.212027] [] __do_fault+0x223/0x500 [ 636.212035] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 636.212043] [] ? handle_mm_fault+0x1d4f/0x2350 [ 636.212051] [] handle_mm_fault+0x1326/0x2350 [ 636.212059] [] ? vm_insert_page+0x6f0/0x6f0 [ 636.212065] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 636.212077] [] __do_page_fault+0x403/0xa60 [ 636.212085] [] ? bad_area_access_error+0x3a0/0x3a0 [ 636.212096] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 636.212103] [] do_page_fault+0x27/0x30 [ 636.212112] [] page_fault+0x25/0x30 [ 636.212116] Mem-Info: [ 636.212135] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 636.212135] active_file:0 inactive_file:60 isolated_file:0 [ 636.212135] unevictable:0 dirty:0 writeback:0 unstable:0 [ 636.212135] slab_reclaimable:4607 slab_unreclaimable:57066 [ 636.212135] mapped:33 shmem:48 pagetables:353 bounce:0 [ 636.212135] free:5975 free_pcp:81 free_cma:0 [ 636.212149] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 636.212170] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 636.212199] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 636.212258] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 636.212308] 0 pages in swap cache [ 636.212313] Swap cache stats: add 0, delete 0, find 0/0 [ 636.212315] Free swap = 0kB [ 636.212317] Total swap = 0kB [ 636.212320] 1965979 pages RAM [ 636.212322] 0 pages HighMem/MovableOnly [ 636.212325] 313617 pages reserved [ 636.537728] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 636.537728] to free 152kB on behalf of 'cron' (1951) because [ 636.537728] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 636.537728] Free memory is -13604kB above reserved [ 636.959991] cron: page allocation stalls for 40010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 636.960002] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 636.960021] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 636.960031] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 636.960042] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 636.960044] Call Trace: [ 636.960064] [] dump_stack+0xc1/0x128 [ 636.960075] [] warn_alloc.cold.31+0x7f/0x9c [ 636.960086] [] ? zone_watermark_ok_safe+0x250/0x250 [ 636.960096] [] ? shrink_node+0x740/0x740 [ 636.960105] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 636.960115] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 636.960124] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 636.960133] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 636.960141] [] ? find_get_entry+0x11a/0x570 [ 636.960149] [] ? find_get_entry+0x141/0x570 [ 636.960157] [] ? page_cache_prev_hole+0x80/0x80 [ 636.960164] [] ? pagecache_get_page+0x131/0x710 [ 636.960173] [] filemap_fault+0xaf1/0x1110 [ 636.960183] [] ext4_filemap_fault+0x71/0xa0 [ 636.960191] [] __do_fault+0x223/0x500 [ 636.960198] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 636.960206] [] ? generic_file_readonly_mmap+0x190/0x190 [ 636.960214] [] handle_mm_fault+0x1326/0x2350 [ 636.960222] [] ? vm_insert_page+0x6f0/0x6f0 [ 636.960231] [] ? hrtimer_nanosleep+0x38c/0x550 [ 636.960241] [] __do_page_fault+0x403/0xa60 [ 636.960250] [] ? bad_area_access_error+0x3a0/0x3a0 [ 636.960261] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 636.960268] [] do_page_fault+0x27/0x30 [ 636.960278] [] page_fault+0x25/0x30 [ 636.960282] Mem-Info: [ 636.960301] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 636.960301] active_file:0 inactive_file:60 isolated_file:0 [ 636.960301] unevictable:0 dirty:0 writeback:0 unstable:0 [ 636.960301] slab_reclaimable:4607 slab_unreclaimable:57066 [ 636.960301] mapped:33 shmem:48 pagetables:353 bounce:0 [ 636.960301] free:5975 free_pcp:81 free_cma:0 [ 636.960315] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 636.960336] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 636.960365] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 636.960425] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 636.960476] 0 pages in swap cache [ 636.960480] Swap cache stats: add 0, delete 0, find 0/0 [ 636.960483] Free swap = 0kB [ 636.960485] Total swap = 0kB [ 636.960487] 1965979 pages RAM [ 636.960490] 0 pages HighMem/MovableOnly [ 636.960492] 313617 pages reserved [ 637.547755] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 637.547755] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 637.547755] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 637.547755] Free memory is -13604kB above reserved [ 637.547766] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 637.547766] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 637.547766] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 637.547766] Free memory is -13604kB above reserved [ 638.430654] init: page allocation stalls for 70080ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 638.430665] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 638.430683] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 638.430694] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 638.430705] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 638.430707] Call Trace: [ 638.430728] [] dump_stack+0xc1/0x128 [ 638.430739] [] warn_alloc.cold.31+0x7f/0x9c [ 638.430750] [] ? zone_watermark_ok_safe+0x250/0x250 [ 638.430760] [] ? shrink_node+0x740/0x740 [ 638.430769] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 638.430779] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 638.430788] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 638.430797] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 638.430805] [] ? find_get_entry+0x11a/0x570 [ 638.430812] [] ? find_get_entry+0x141/0x570 [ 638.430820] [] ? page_cache_prev_hole+0x80/0x80 [ 638.430829] [] ? __lock_acquire+0x654/0x4a10 [ 638.430836] [] ? pagecache_get_page+0x131/0x710 [ 638.430845] [] filemap_fault+0xaf1/0x1110 [ 638.430854] [] ext4_filemap_fault+0x71/0xa0 [ 638.430862] [] __do_fault+0x223/0x500 [ 638.430870] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 638.430878] [] ? generic_file_readonly_mmap+0x190/0x190 [ 638.430886] [] handle_mm_fault+0x1326/0x2350 [ 638.430894] [] ? vm_insert_page+0x6f0/0x6f0 [ 638.430905] [] ? kvm_clock_get_cycles+0x9/0x10 [ 638.430915] [] __do_page_fault+0x403/0xa60 [ 638.430923] [] ? bad_area_access_error+0x3a0/0x3a0 [ 638.430934] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 638.430942] [] do_page_fault+0x27/0x30 [ 638.430951] [] page_fault+0x25/0x30 [ 638.430955] Mem-Info: [ 638.430975] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 638.430975] active_file:0 inactive_file:60 isolated_file:0 [ 638.430975] unevictable:0 dirty:0 writeback:0 unstable:0 [ 638.430975] slab_reclaimable:4607 slab_unreclaimable:57066 [ 638.430975] mapped:33 shmem:48 pagetables:353 bounce:0 [ 638.430975] free:5975 free_pcp:81 free_cma:0 [ 638.430990] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 638.431011] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 638.431040] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 638.431096] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 638.431147] 0 pages in swap cache [ 638.431151] Swap cache stats: add 0, delete 0, find 0/0 [ 638.431153] Free swap = 0kB [ 638.431155] Total swap = 0kB [ 638.431158] 1965979 pages RAM [ 638.431160] 0 pages HighMem/MovableOnly [ 638.431163] 313617 pages reserved [ 638.557801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 638.557801] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 638.557801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 638.557801] Free memory is -13604kB above reserved [ 638.557814] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 638.557814] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 638.557814] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 638.557814] Free memory is -13604kB above reserved [ 639.567920] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 639.567920] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 639.567920] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 639.567920] Free memory is -13604kB above reserved [ 640.577693] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 640.577693] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 640.577693] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 640.577693] Free memory is -13604kB above reserved [ 641.587767] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 641.587767] to free 152kB on behalf of 'udevd' (470) because [ 641.587767] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 641.587767] Free memory is -13604kB above reserved [ 642.597788] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 642.597788] to free 152kB on behalf of 'syz-execprog' (2160) because [ 642.597788] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 642.597788] Free memory is -13604kB above reserved [ 642.597801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 642.597801] to free 152kB on behalf of 'udevd' (470) because [ 642.597801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 642.597801] Free memory is -13604kB above reserved [ 643.607788] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 643.607788] to free 152kB on behalf of 'syz-execprog' (2158) because [ 643.607788] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 643.607788] Free memory is -13604kB above reserved [ 644.270442] syz-execprog: page allocation stalls for 20030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 644.270453] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 644.270471] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 644.270482] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 644.270493] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 644.270495] Call Trace: [ 644.270514] [] dump_stack+0xc1/0x128 [ 644.270525] [] warn_alloc.cold.31+0x7f/0x9c [ 644.270536] [] ? zone_watermark_ok_safe+0x250/0x250 [ 644.270545] [] ? shrink_node+0x740/0x740 [ 644.270554] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 644.270564] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 644.270573] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 644.270582] [] ? check_preemption_disabled+0x3b/0x200 [ 644.270590] [] ? find_get_entry+0x11a/0x570 [ 644.270598] [] ? find_get_entry+0x141/0x570 [ 644.270605] [] ? page_cache_prev_hole+0x80/0x80 [ 644.270614] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 644.270622] [] ? pagecache_get_page+0x131/0x710 [ 644.270630] [] filemap_fault+0xaf1/0x1110 [ 644.270640] [] ext4_filemap_fault+0x71/0xa0 [ 644.270648] [] __do_fault+0x223/0x500 [ 644.270656] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 644.270664] [] ? handle_mm_fault+0x1d4f/0x2350 [ 644.270672] [] handle_mm_fault+0x1326/0x2350 [ 644.270679] [] ? vm_insert_page+0x6f0/0x6f0 [ 644.270690] [] ? kvm_clock_read+0x23/0x40 [ 644.270698] [] ? kvm_clock_get_cycles+0x9/0x10 [ 644.270705] [] ? memset+0x31/0x40 [ 644.270715] [] __do_page_fault+0x403/0xa60 [ 644.270725] [] ? __fget_light+0x169/0x1f0 [ 644.270733] [] ? bad_area_access_error+0x3a0/0x3a0 [ 644.270744] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 644.270751] [] do_page_fault+0x27/0x30 [ 644.270761] [] page_fault+0x25/0x30 [ 644.270765] Mem-Info: [ 644.270784] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 644.270784] active_file:0 inactive_file:60 isolated_file:0 [ 644.270784] unevictable:0 dirty:0 writeback:0 unstable:0 [ 644.270784] slab_reclaimable:4607 slab_unreclaimable:57066 [ 644.270784] mapped:33 shmem:48 pagetables:353 bounce:0 [ 644.270784] free:5975 free_pcp:81 free_cma:0 [ 644.270799] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 644.270818] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 644.270847] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 644.270906] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 644.270956] 0 pages in swap cache [ 644.270960] Swap cache stats: add 0, delete 0, find 0/0 [ 644.270963] Free swap = 0kB [ 644.270965] Total swap = 0kB [ 644.270968] 1965979 pages RAM [ 644.270970] 0 pages HighMem/MovableOnly [ 644.270972] 313617 pages reserved [ 644.617737] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 644.617737] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 644.617737] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 644.617737] Free memory is -13604kB above reserved [ 644.617750] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 644.617750] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 644.617750] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 644.617750] Free memory is -13604kB above reserved [ 645.211293] syz-execprog: page allocation stalls for 80060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 645.211304] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 645.211322] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 645.211333] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 645.211344] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 645.211346] Call Trace: [ 645.211365] [] dump_stack+0xc1/0x128 [ 645.211377] [] warn_alloc.cold.31+0x7f/0x9c [ 645.211388] [] ? zone_watermark_ok_safe+0x250/0x250 [ 645.211397] [] ? shrink_node+0x740/0x740 [ 645.211407] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 645.211416] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 645.211425] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 645.211435] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 645.211443] [] ? find_get_entry+0x11a/0x570 [ 645.211451] [] ? find_get_entry+0x141/0x570 [ 645.211458] [] ? page_cache_prev_hole+0x80/0x80 [ 645.211468] [] ? autoremove_wake_function+0x40/0x40 [ 645.211476] [] ? pagecache_get_page+0x131/0x710 [ 645.211484] [] filemap_fault+0xaf1/0x1110 [ 645.211494] [] ext4_filemap_fault+0x71/0xa0 [ 645.211501] [] __do_fault+0x223/0x500 [ 645.211509] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 645.211518] [] ? generic_file_readonly_mmap+0x190/0x190 [ 645.211526] [] handle_mm_fault+0x1326/0x2350 [ 645.211552] [] ? ep_poll+0x18f/0xb20 [ 645.211560] [] ? vm_insert_page+0x6f0/0x6f0 [ 645.211575] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 645.211585] [] __do_page_fault+0x403/0xa60 [ 645.211594] [] ? __fget_light+0x169/0x1f0 [ 645.211602] [] ? bad_area_access_error+0x3a0/0x3a0 [ 645.211613] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 645.211620] [] do_page_fault+0x27/0x30 [ 645.211629] [] page_fault+0x25/0x30 [ 645.211633] Mem-Info: [ 645.211653] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 645.211653] active_file:0 inactive_file:60 isolated_file:0 [ 645.211653] unevictable:0 dirty:0 writeback:0 unstable:0 [ 645.211653] slab_reclaimable:4607 slab_unreclaimable:57066 [ 645.211653] mapped:33 shmem:48 pagetables:353 bounce:0 [ 645.211653] free:5975 free_pcp:81 free_cma:0 [ 645.211668] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 645.211688] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 645.211717] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 645.211777] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 645.211823] 0 pages in swap cache [ 645.211828] Swap cache stats: add 0, delete 0, find 0/0 [ 645.211830] Free swap = 0kB [ 645.211833] Total swap = 0kB [ 645.211835] 1965979 pages RAM [ 645.211838] 0 pages HighMem/MovableOnly [ 645.211840] 313617 pages reserved [ 645.268673] udevd: page allocation stalls for 80020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 645.268683] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 645.268701] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 645.268712] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 645.268723] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 645.268725] Call Trace: [ 645.268745] [] dump_stack+0xc1/0x128 [ 645.268756] [] warn_alloc.cold.31+0x7f/0x9c [ 645.268767] [] ? zone_watermark_ok_safe+0x250/0x250 [ 645.268777] [] ? shrink_node+0x740/0x740 [ 645.268786] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 645.268796] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 645.268806] [] ? check_preemption_disabled+0x3b/0x200 [ 645.268814] [] ? find_get_entry+0x11a/0x570 [ 645.268822] [] ? find_get_entry+0x141/0x570 [ 645.268829] [] ? page_cache_prev_hole+0x80/0x80 [ 645.268840] [] ? autoremove_wake_function+0x40/0x40 [ 645.268848] [] ? pagecache_get_page+0x131/0x710 [ 645.268856] [] filemap_fault+0xaf1/0x1110 [ 645.268865] [] ext4_filemap_fault+0x71/0xa0 [ 645.268873] [] __do_fault+0x223/0x500 [ 645.268881] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 645.268890] [] ? generic_file_readonly_mmap+0x190/0x190 [ 645.268898] [] handle_mm_fault+0x1326/0x2350 [ 645.268908] [] ? mntput_no_expire+0xcc/0x840 [ 645.268915] [] ? vm_insert_page+0x6f0/0x6f0 [ 645.268923] [] ? mnt_get_count+0x140/0x140 [ 645.268933] [] ? dput.part.9+0x2a/0x7a0 [ 645.268942] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 645.268952] [] __do_page_fault+0x403/0xa60 [ 645.268960] [] ? bad_area_access_error+0x3a0/0x3a0 [ 645.268972] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 645.268979] [] do_page_fault+0x27/0x30 [ 645.268989] [] page_fault+0x25/0x30 [ 645.268993] Mem-Info: [ 645.269012] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 645.269012] active_file:0 inactive_file:60 isolated_file:0 [ 645.269012] unevictable:0 dirty:0 writeback:0 unstable:0 [ 645.269012] slab_reclaimable:4607 slab_unreclaimable:57066 [ 645.269012] mapped:33 shmem:48 pagetables:353 bounce:0 [ 645.269012] free:5975 free_pcp:81 free_cma:0 [ 645.269026] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 645.269046] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 645.269084] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 645.269144] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 645.269193] 0 pages in swap cache [ 645.269198] Swap cache stats: add 0, delete 0, find 0/0 [ 645.269200] Free swap = 0kB [ 645.269202] Total swap = 0kB [ 645.269205] 1965979 pages RAM [ 645.269207] 0 pages HighMem/MovableOnly [ 645.269210] 313617 pages reserved [ 645.627724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 645.627724] to free 152kB on behalf of 'cron' (1951) because [ 645.627724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 645.627724] Free memory is -13604kB above reserved [ 645.627736] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 645.627736] to free 152kB on behalf of 'udevd' (470) because [ 645.627736] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 645.627736] Free memory is -13604kB above reserved [ 646.245035] syz-execprog: page allocation stalls for 80040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 646.245045] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 646.245064] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 646.245084] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 646.245095] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 646.245098] Call Trace: [ 646.245117] [] dump_stack+0xc1/0x128 [ 646.245128] [] warn_alloc.cold.31+0x7f/0x9c [ 646.245139] [] ? zone_watermark_ok_safe+0x250/0x250 [ 646.245149] [] ? shrink_node+0x740/0x740 [ 646.245159] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 646.245168] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 646.245177] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 646.245187] [] ? check_preemption_disabled+0x3b/0x200 [ 646.245195] [] ? find_get_entry+0x11a/0x570 [ 646.245203] [] ? find_get_entry+0x141/0x570 [ 646.245210] [] ? page_cache_prev_hole+0x80/0x80 [ 646.245220] [] ? autoremove_wake_function+0x40/0x40 [ 646.245228] [] ? pagecache_get_page+0x131/0x710 [ 646.245237] [] filemap_fault+0xaf1/0x1110 [ 646.245247] [] ext4_filemap_fault+0x71/0xa0 [ 646.245255] [] __do_fault+0x223/0x500 [ 646.245262] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 646.245270] [] ? handle_mm_fault+0x1d4f/0x2350 [ 646.245278] [] handle_mm_fault+0x1326/0x2350 [ 646.245286] [] ? vm_insert_page+0x6f0/0x6f0 [ 646.245294] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 646.245304] [] __do_page_fault+0x403/0xa60 [ 646.245313] [] ? bad_area_access_error+0x3a0/0x3a0 [ 646.245324] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 646.245331] [] do_page_fault+0x27/0x30 [ 646.245341] [] page_fault+0x25/0x30 [ 646.245345] Mem-Info: [ 646.245364] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 646.245364] active_file:0 inactive_file:60 isolated_file:0 [ 646.245364] unevictable:0 dirty:0 writeback:0 unstable:0 [ 646.245364] slab_reclaimable:4607 slab_unreclaimable:57066 [ 646.245364] mapped:33 shmem:48 pagetables:353 bounce:0 [ 646.245364] free:5975 free_pcp:81 free_cma:0 [ 646.245377] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 646.245397] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 646.245426] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 646.245485] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 646.245535] 0 pages in swap cache [ 646.245540] Swap cache stats: add 0, delete 0, find 0/0 [ 646.245542] Free swap = 0kB [ 646.245544] Total swap = 0kB [ 646.245547] 1965979 pages RAM [ 646.245549] 0 pages HighMem/MovableOnly [ 646.245551] 313617 pages reserved [ 646.637747] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 646.637747] to free 152kB on behalf of 'init' (1) because [ 646.637747] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 646.637747] Free memory is -13604kB above reserved [ 646.979548] cron: page allocation stalls for 50030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 646.979559] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 646.979586] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 646.979597] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 646.979608] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 646.979610] Call Trace: [ 646.979650] [] dump_stack+0xc1/0x128 [ 646.979661] [] warn_alloc.cold.31+0x7f/0x9c [ 646.979673] [] ? zone_watermark_ok_safe+0x250/0x250 [ 646.979682] [] ? shrink_node+0x740/0x740 [ 646.979691] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 646.979701] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 646.979710] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 646.979720] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 646.979728] [] ? find_get_entry+0x11a/0x570 [ 646.979736] [] ? find_get_entry+0x141/0x570 [ 646.979744] [] ? page_cache_prev_hole+0x80/0x80 [ 646.979752] [] ? pagecache_get_page+0x131/0x710 [ 646.979760] [] filemap_fault+0xaf1/0x1110 [ 646.979770] [] ext4_filemap_fault+0x71/0xa0 [ 646.979778] [] __do_fault+0x223/0x500 [ 646.979786] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 646.979794] [] ? generic_file_readonly_mmap+0x190/0x190 [ 646.979802] [] handle_mm_fault+0x1326/0x2350 [ 646.979810] [] ? vm_insert_page+0x6f0/0x6f0 [ 646.979820] [] ? hrtimer_nanosleep+0x38c/0x550 [ 646.979830] [] __do_page_fault+0x403/0xa60 [ 646.979838] [] ? bad_area_access_error+0x3a0/0x3a0 [ 646.979849] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 646.979857] [] do_page_fault+0x27/0x30 [ 646.979867] [] page_fault+0x25/0x30 [ 646.979871] Mem-Info: [ 646.979890] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 646.979890] active_file:0 inactive_file:60 isolated_file:0 [ 646.979890] unevictable:0 dirty:0 writeback:0 unstable:0 [ 646.979890] slab_reclaimable:4607 slab_unreclaimable:57066 [ 646.979890] mapped:33 shmem:48 pagetables:353 bounce:0 [ 646.979890] free:5975 free_pcp:81 free_cma:0 [ 646.979905] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 646.979925] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 646.979954] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 646.980014] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 646.980064] 0 pages in swap cache [ 646.980068] Swap cache stats: add 0, delete 0, find 0/0 [ 646.980070] Free swap = 0kB [ 646.980072] Total swap = 0kB [ 646.980074] 1965979 pages RAM [ 646.980077] 0 pages HighMem/MovableOnly [ 646.980079] 313617 pages reserved [ 647.647724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 647.647724] to free 152kB on behalf of 'syz-execprog' (2158) because [ 647.647724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 647.647724] Free memory is -13604kB above reserved [ 648.419265] init: page allocation stalls for 80070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 648.419276] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 648.419294] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 648.419305] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 648.419316] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 648.419318] Call Trace: [ 648.419337] [] dump_stack+0xc1/0x128 [ 648.419349] [] warn_alloc.cold.31+0x7f/0x9c [ 648.419360] [] ? zone_watermark_ok_safe+0x250/0x250 [ 648.419369] [] ? shrink_node+0x740/0x740 [ 648.419378] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 648.419387] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 648.419397] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 648.419406] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 648.419414] [] ? find_get_entry+0x11a/0x570 [ 648.419421] [] ? find_get_entry+0x141/0x570 [ 648.419429] [] ? page_cache_prev_hole+0x80/0x80 [ 648.419438] [] ? __lock_acquire+0x654/0x4a10 [ 648.419446] [] ? pagecache_get_page+0x131/0x710 [ 648.419454] [] filemap_fault+0xaf1/0x1110 [ 648.419464] [] ext4_filemap_fault+0x71/0xa0 [ 648.419472] [] __do_fault+0x223/0x500 [ 648.419479] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 648.419488] [] ? generic_file_readonly_mmap+0x190/0x190 [ 648.419496] [] handle_mm_fault+0x1326/0x2350 [ 648.419503] [] ? vm_insert_page+0x6f0/0x6f0 [ 648.419513] [] ? kvm_clock_get_cycles+0x9/0x10 [ 648.419523] [] __do_page_fault+0x403/0xa60 [ 648.419531] [] ? bad_area_access_error+0x3a0/0x3a0 [ 648.419542] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 648.419549] [] do_page_fault+0x27/0x30 [ 648.419559] [] page_fault+0x25/0x30 [ 648.419563] Mem-Info: [ 648.419580] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 648.419580] active_file:0 inactive_file:60 isolated_file:0 [ 648.419580] unevictable:0 dirty:0 writeback:0 unstable:0 [ 648.419580] slab_reclaimable:4607 slab_unreclaimable:57066 [ 648.419580] mapped:33 shmem:48 pagetables:353 bounce:0 [ 648.419580] free:5975 free_pcp:81 free_cma:0 [ 648.419595] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 648.419616] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 648.419644] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 648.419704] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 648.419754] 0 pages in swap cache [ 648.419758] Swap cache stats: add 0, delete 0, find 0/0 [ 648.419760] Free swap = 0kB [ 648.419763] Total swap = 0kB [ 648.419765] 1965979 pages RAM [ 648.419768] 0 pages HighMem/MovableOnly [ 648.419770] 313617 pages reserved [ 648.657768] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 648.657768] to free 152kB on behalf of 'udevd' (470) because [ 648.657768] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 648.657768] Free memory is -13604kB above reserved [ 649.667731] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 649.667731] to free 152kB on behalf of 'init' (1) because [ 649.667731] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 649.667731] Free memory is -13604kB above reserved [ 650.677749] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 650.677749] to free 152kB on behalf of 'init' (1) because [ 650.677749] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 650.677749] Free memory is -13604kB above reserved [ 651.687776] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 651.687776] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 651.687776] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 651.687776] Free memory is -13604kB above reserved [ 652.697716] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 652.697716] to free 152kB on behalf of 'init' (1) because [ 652.697716] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 652.697716] Free memory is -13604kB above reserved [ 653.707782] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 653.707782] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 653.707782] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 653.707782] Free memory is -13604kB above reserved [ 653.707795] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 653.707795] to free 152kB on behalf of 'init' (1) because [ 653.707795] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 653.707795] Free memory is -13604kB above reserved [ 654.268425] syz-execprog: page allocation stalls for 30030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 654.268436] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 654.268452] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 654.268462] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 654.268472] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 654.268474] Call Trace: [ 654.268494] [] dump_stack+0xc1/0x128 [ 654.268504] [] warn_alloc.cold.31+0x7f/0x9c [ 654.268516] [] ? zone_watermark_ok_safe+0x250/0x250 [ 654.268525] [] ? shrink_node+0x740/0x740 [ 654.268534] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 654.268544] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 654.268554] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 654.268563] [] ? check_preemption_disabled+0x3b/0x200 [ 654.268571] [] ? find_get_entry+0x11a/0x570 [ 654.268577] [] ? find_get_entry+0x141/0x570 [ 654.268584] [] ? page_cache_prev_hole+0x80/0x80 [ 654.268593] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 654.268601] [] ? pagecache_get_page+0x131/0x710 [ 654.268609] [] filemap_fault+0xaf1/0x1110 [ 654.268618] [] ext4_filemap_fault+0x71/0xa0 [ 654.268626] [] __do_fault+0x223/0x500 [ 654.268633] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 654.268641] [] ? handle_mm_fault+0x1d4f/0x2350 [ 654.268648] [] handle_mm_fault+0x1326/0x2350 [ 654.268655] [] ? vm_insert_page+0x6f0/0x6f0 [ 654.268664] [] ? kvm_clock_read+0x23/0x40 [ 654.268671] [] ? kvm_clock_get_cycles+0x9/0x10 [ 654.268678] [] ? memset+0x31/0x40 [ 654.268687] [] __do_page_fault+0x403/0xa60 [ 654.268696] [] ? __fget_light+0x169/0x1f0 [ 654.268703] [] ? bad_area_access_error+0x3a0/0x3a0 [ 654.268714] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 654.268721] [] do_page_fault+0x27/0x30 [ 654.268729] [] page_fault+0x25/0x30 [ 654.268733] Mem-Info: [ 654.268751] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 654.268751] active_file:0 inactive_file:60 isolated_file:0 [ 654.268751] unevictable:0 dirty:0 writeback:0 unstable:0 [ 654.268751] slab_reclaimable:4607 slab_unreclaimable:57066 [ 654.268751] mapped:33 shmem:48 pagetables:353 bounce:0 [ 654.268751] free:5975 free_pcp:81 free_cma:0 [ 654.268765] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 654.268784] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 654.268811] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 654.268864] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 654.268910] 0 pages in swap cache [ 654.268913] Swap cache stats: add 0, delete 0, find 0/0 [ 654.268916] Free swap = 0kB [ 654.268918] Total swap = 0kB [ 654.268920] 1965979 pages RAM [ 654.268922] 0 pages HighMem/MovableOnly [ 654.268924] 313617 pages reserved [ 654.717806] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 654.717806] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 654.717806] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 654.717806] Free memory is -13604kB above reserved [ 655.208203] syz-execprog: page allocation stalls for 90060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 655.208214] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 655.208232] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 655.208244] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 655.208254] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 655.208256] Call Trace: [ 655.208275] [] dump_stack+0xc1/0x128 [ 655.208286] [] warn_alloc.cold.31+0x7f/0x9c [ 655.208298] [] ? zone_watermark_ok_safe+0x250/0x250 [ 655.208307] [] ? shrink_node+0x740/0x740 [ 655.208317] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 655.208326] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 655.208335] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 655.208344] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 655.208353] [] ? find_get_entry+0x11a/0x570 [ 655.208360] [] ? find_get_entry+0x141/0x570 [ 655.208367] [] ? page_cache_prev_hole+0x80/0x80 [ 655.208377] [] ? autoremove_wake_function+0x40/0x40 [ 655.208385] [] ? pagecache_get_page+0x131/0x710 [ 655.208393] [] filemap_fault+0xaf1/0x1110 [ 655.208403] [] ext4_filemap_fault+0x71/0xa0 [ 655.208411] [] __do_fault+0x223/0x500 [ 655.208419] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 655.208428] [] ? generic_file_readonly_mmap+0x190/0x190 [ 655.208436] [] handle_mm_fault+0x1326/0x2350 [ 655.208445] [] ? ep_poll+0x18f/0xb20 [ 655.208452] [] ? vm_insert_page+0x6f0/0x6f0 [ 655.208460] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 655.208470] [] __do_page_fault+0x403/0xa60 [ 655.208480] [] ? __fget_light+0x169/0x1f0 [ 655.208488] [] ? bad_area_access_error+0x3a0/0x3a0 [ 655.208499] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 655.208506] [] do_page_fault+0x27/0x30 [ 655.208515] [] page_fault+0x25/0x30 [ 655.208519] Mem-Info: [ 655.208538] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 655.208538] active_file:0 inactive_file:60 isolated_file:0 [ 655.208538] unevictable:0 dirty:0 writeback:0 unstable:0 [ 655.208538] slab_reclaimable:4607 slab_unreclaimable:57066 [ 655.208538] mapped:33 shmem:48 pagetables:353 bounce:0 [ 655.208538] free:5975 free_pcp:81 free_cma:0 [ 655.208553] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 655.208583] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 655.208612] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 655.208672] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 655.208722] 0 pages in swap cache [ 655.208726] Swap cache stats: add 0, delete 0, find 0/0 [ 655.208729] Free swap = 0kB [ 655.208731] Total swap = 0kB [ 655.208734] 1965979 pages RAM [ 655.208736] 0 pages HighMem/MovableOnly [ 655.208738] 313617 pages reserved [ 655.277297] udevd: page allocation stalls for 90020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 655.277308] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 655.277326] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 655.277338] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 655.277349] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 655.277351] Call Trace: [ 655.277370] [] dump_stack+0xc1/0x128 [ 655.277382] [] warn_alloc.cold.31+0x7f/0x9c [ 655.277393] [] ? zone_watermark_ok_safe+0x250/0x250 [ 655.277402] [] ? shrink_node+0x740/0x740 [ 655.277412] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 655.277421] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 655.277432] [] ? check_preemption_disabled+0x3b/0x200 [ 655.277440] [] ? find_get_entry+0x11a/0x570 [ 655.277447] [] ? find_get_entry+0x141/0x570 [ 655.277455] [] ? page_cache_prev_hole+0x80/0x80 [ 655.277465] [] ? autoremove_wake_function+0x40/0x40 [ 655.277473] [] ? pagecache_get_page+0x131/0x710 [ 655.277481] [] filemap_fault+0xaf1/0x1110 [ 655.277491] [] ext4_filemap_fault+0x71/0xa0 [ 655.277499] [] __do_fault+0x223/0x500 [ 655.277506] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 655.277515] [] ? generic_file_readonly_mmap+0x190/0x190 [ 655.277523] [] handle_mm_fault+0x1326/0x2350 [ 655.277532] [] ? mntput_no_expire+0xcc/0x840 [ 655.277540] [] ? vm_insert_page+0x6f0/0x6f0 [ 655.277548] [] ? mnt_get_count+0x140/0x140 [ 655.277558] [] ? dput.part.9+0x2a/0x7a0 [ 655.277568] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 655.277586] [] __do_page_fault+0x403/0xa60 [ 655.277600] [] ? bad_area_access_error+0x3a0/0x3a0 [ 655.277609] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 655.277615] [] do_page_fault+0x27/0x30 [ 655.277623] [] page_fault+0x25/0x30 [ 655.319379] Mem-Info: [ 655.319403] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 655.319403] active_file:0 inactive_file:60 isolated_file:0 [ 655.319403] unevictable:0 dirty:0 writeback:0 unstable:0 [ 655.319403] slab_reclaimable:4607 slab_unreclaimable:57066 [ 655.319403] mapped:33 shmem:48 pagetables:353 bounce:0 [ 655.319403] free:5975 free_pcp:81 free_cma:0 [ 655.319418] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 655.319439] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 655.319469] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 655.319528] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 655.319588] 0 pages in swap cache [ 655.319593] Swap cache stats: add 0, delete 0, find 0/0 [ 655.319595] Free swap = 0kB [ 655.319597] Total swap = 0kB [ 655.319600] 1965979 pages RAM [ 655.319602] 0 pages HighMem/MovableOnly [ 655.319605] 313617 pages reserved [ 655.727832] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 655.727832] to free 152kB on behalf of 'init' (1) because [ 655.727832] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 655.727832] Free memory is -13604kB above reserved [ 655.727844] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 655.727844] to free 152kB on behalf of 'cron' (1951) because [ 655.727844] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 655.727844] Free memory is -13604kB above reserved [ 656.209181] syz-execprog: page allocation stalls for 90010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 656.209192] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 656.209210] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 656.209221] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 656.209232] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 656.209234] Call Trace: [ 656.209253] [] dump_stack+0xc1/0x128 [ 656.209264] [] warn_alloc.cold.31+0x7f/0x9c [ 656.209276] [] ? zone_watermark_ok_safe+0x250/0x250 [ 656.209285] [] ? shrink_node+0x740/0x740 [ 656.209295] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 656.209304] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 656.209313] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 656.209324] [] ? check_preemption_disabled+0x3b/0x200 [ 656.209332] [] ? find_get_entry+0x11a/0x570 [ 656.209339] [] ? find_get_entry+0x141/0x570 [ 656.209347] [] ? page_cache_prev_hole+0x80/0x80 [ 656.209357] [] ? autoremove_wake_function+0x40/0x40 [ 656.209365] [] ? pagecache_get_page+0x131/0x710 [ 656.209373] [] filemap_fault+0xaf1/0x1110 [ 656.209383] [] ext4_filemap_fault+0x71/0xa0 [ 656.209391] [] __do_fault+0x223/0x500 [ 656.209399] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 656.209407] [] ? handle_mm_fault+0x1d4f/0x2350 [ 656.209415] [] handle_mm_fault+0x1326/0x2350 [ 656.209423] [] ? vm_insert_page+0x6f0/0x6f0 [ 656.209431] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 656.209440] [] __do_page_fault+0x403/0xa60 [ 656.209449] [] ? bad_area_access_error+0x3a0/0x3a0 [ 656.209459] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 656.209467] [] do_page_fault+0x27/0x30 [ 656.209477] [] page_fault+0x25/0x30 [ 656.209481] Mem-Info: [ 656.209500] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 656.209500] active_file:0 inactive_file:60 isolated_file:0 [ 656.209500] unevictable:0 dirty:0 writeback:0 unstable:0 [ 656.209500] slab_reclaimable:4607 slab_unreclaimable:57066 [ 656.209500] mapped:33 shmem:48 pagetables:353 bounce:0 [ 656.209500] free:5975 free_pcp:81 free_cma:0 [ 656.209515] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 656.209535] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 656.209564] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 656.209621] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 656.209671] 0 pages in swap cache [ 656.209675] Swap cache stats: add 0, delete 0, find 0/0 [ 656.209678] Free swap = 0kB [ 656.209680] Total swap = 0kB [ 656.209682] 1965979 pages RAM [ 656.209685] 0 pages HighMem/MovableOnly [ 656.209687] 313617 pages reserved [ 656.737712] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 656.737712] to free 152kB on behalf of 'cron' (1951) because [ 656.737712] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 656.737712] Free memory is -13604kB above reserved [ 656.959937] cron: page allocation stalls for 60010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 656.959947] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 656.959966] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 656.959977] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 656.959988] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 656.959990] Call Trace: [ 656.960010] [] dump_stack+0xc1/0x128 [ 656.960022] [] warn_alloc.cold.31+0x7f/0x9c [ 656.960034] [] ? zone_watermark_ok_safe+0x250/0x250 [ 656.960043] [] ? shrink_node+0x740/0x740 [ 656.960053] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 656.960063] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 656.960081] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 656.960091] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 656.960099] [] ? find_get_entry+0x11a/0x570 [ 656.960107] [] ? find_get_entry+0x141/0x570 [ 656.960114] [] ? page_cache_prev_hole+0x80/0x80 [ 656.960123] [] ? pagecache_get_page+0x131/0x710 [ 656.960131] [] filemap_fault+0xaf1/0x1110 [ 656.960141] [] ext4_filemap_fault+0x71/0xa0 [ 656.960149] [] __do_fault+0x223/0x500 [ 656.960156] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 656.960165] [] ? generic_file_readonly_mmap+0x190/0x190 [ 656.960174] [] handle_mm_fault+0x1326/0x2350 [ 656.960182] [] ? vm_insert_page+0x6f0/0x6f0 [ 656.960191] [] ? hrtimer_nanosleep+0x38c/0x550 [ 656.960202] [] __do_page_fault+0x403/0xa60 [ 656.960210] [] ? bad_area_access_error+0x3a0/0x3a0 [ 656.960221] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 656.960229] [] do_page_fault+0x27/0x30 [ 656.960239] [] page_fault+0x25/0x30 [ 656.960243] Mem-Info: [ 656.960263] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 656.960263] active_file:0 inactive_file:60 isolated_file:0 [ 656.960263] unevictable:0 dirty:0 writeback:0 unstable:0 [ 656.960263] slab_reclaimable:4607 slab_unreclaimable:57066 [ 656.960263] mapped:33 shmem:48 pagetables:353 bounce:0 [ 656.960263] free:5975 free_pcp:81 free_cma:0 [ 656.960278] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 656.960300] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 656.960330] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 656.960391] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 656.960442] 0 pages in swap cache [ 656.960447] Swap cache stats: add 0, delete 0, find 0/0 [ 656.960449] Free swap = 0kB [ 656.960452] Total swap = 0kB [ 656.960454] 1965979 pages RAM [ 656.960457] 0 pages HighMem/MovableOnly [ 656.960459] 313617 pages reserved [ 657.747730] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 657.747730] to free 152kB on behalf of 'syz-execprog' (2158) because [ 657.747730] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 657.747730] Free memory is -13604kB above reserved [ 657.747741] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 657.747741] to free 152kB on behalf of 'init' (1) because [ 657.747741] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 657.747741] Free memory is -13604kB above reserved [ 658.359890] init: page allocation stalls for 90010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 658.359901] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 658.359919] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 658.359931] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 658.359942] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 658.359944] Call Trace: [ 658.359964] [] dump_stack+0xc1/0x128 [ 658.359975] [] warn_alloc.cold.31+0x7f/0x9c [ 658.359987] [] ? zone_watermark_ok_safe+0x250/0x250 [ 658.359997] [] ? shrink_node+0x740/0x740 [ 658.360006] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 658.360015] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 658.360025] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 658.360035] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 658.360043] [] ? find_get_entry+0x11a/0x570 [ 658.360050] [] ? find_get_entry+0x141/0x570 [ 658.360058] [] ? page_cache_prev_hole+0x80/0x80 [ 658.360067] [] ? __lock_acquire+0x654/0x4a10 [ 658.360074] [] ? pagecache_get_page+0x131/0x710 [ 658.360083] [] filemap_fault+0xaf1/0x1110 [ 658.360093] [] ext4_filemap_fault+0x71/0xa0 [ 658.360100] [] __do_fault+0x223/0x500 [ 658.360108] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 658.360116] [] ? generic_file_readonly_mmap+0x190/0x190 [ 658.360124] [] handle_mm_fault+0x1326/0x2350 [ 658.360132] [] ? vm_insert_page+0x6f0/0x6f0 [ 658.360142] [] ? kvm_clock_get_cycles+0x9/0x10 [ 658.360151] [] __do_page_fault+0x403/0xa60 [ 658.360160] [] ? bad_area_access_error+0x3a0/0x3a0 [ 658.360171] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 658.360178] [] do_page_fault+0x27/0x30 [ 658.360188] [] page_fault+0x25/0x30 [ 658.360192] Mem-Info: [ 658.360211] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 658.360211] active_file:0 inactive_file:60 isolated_file:0 [ 658.360211] unevictable:0 dirty:0 writeback:0 unstable:0 [ 658.360211] slab_reclaimable:4607 slab_unreclaimable:57066 [ 658.360211] mapped:33 shmem:48 pagetables:353 bounce:0 [ 658.360211] free:5975 free_pcp:81 free_cma:0 [ 658.360226] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 658.360246] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 658.360275] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 658.360335] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 658.360385] 0 pages in swap cache [ 658.360390] Swap cache stats: add 0, delete 0, find 0/0 [ 658.360392] Free swap = 0kB [ 658.360395] Total swap = 0kB [ 658.360397] 1965979 pages RAM [ 658.360400] 0 pages HighMem/MovableOnly [ 658.360402] 313617 pages reserved [ 658.757767] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 658.757767] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 658.757767] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 658.757767] Free memory is -13604kB above reserved [ 658.757779] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 658.757779] to free 152kB on behalf of 'udevd' (470) because [ 658.757779] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 658.757779] Free memory is -13604kB above reserved [ 659.767765] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 659.767765] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 659.767765] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 659.767765] Free memory is -13604kB above reserved [ 659.767780] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 659.767780] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 659.767780] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 659.767780] Free memory is -13604kB above reserved [ 660.777734] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 660.777734] to free 152kB on behalf of 'syz-execprog' (2158) because [ 660.777734] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 660.777734] Free memory is -13604kB above reserved [ 661.787774] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 661.787774] to free 152kB on behalf of 'init' (1) because [ 661.787774] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 661.787774] Free memory is -13604kB above reserved [ 661.787786] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 661.787786] to free 152kB on behalf of 'cron' (1951) because [ 661.787786] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 661.787786] Free memory is -13604kB above reserved [ 662.797749] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 662.797749] to free 152kB on behalf of 'cron' (1951) because [ 662.797749] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 662.797749] Free memory is -13604kB above reserved [ 662.797762] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 662.797762] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 662.797762] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 662.797762] Free memory is -13604kB above reserved [ 663.807781] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 663.807781] to free 152kB on behalf of 'syz-execprog' (2158) because [ 663.807781] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 663.807781] Free memory is -13604kB above reserved [ 664.290268] syz-execprog: page allocation stalls for 40050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 664.290279] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 664.290298] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 664.290309] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 664.290320] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 664.290322] Call Trace: [ 664.290341] [] dump_stack+0xc1/0x128 [ 664.290352] [] warn_alloc.cold.31+0x7f/0x9c [ 664.290363] [] ? zone_watermark_ok_safe+0x250/0x250 [ 664.290373] [] ? shrink_node+0x740/0x740 [ 664.290382] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 664.290391] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 664.290401] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 664.290412] [] ? check_preemption_disabled+0x3b/0x200 [ 664.290420] [] ? find_get_entry+0x11a/0x570 [ 664.290427] [] ? find_get_entry+0x141/0x570 [ 664.290435] [] ? page_cache_prev_hole+0x80/0x80 [ 664.290444] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 664.290452] [] ? pagecache_get_page+0x131/0x710 [ 664.290460] [] filemap_fault+0xaf1/0x1110 [ 664.290470] [] ext4_filemap_fault+0x71/0xa0 [ 664.290478] [] __do_fault+0x223/0x500 [ 664.290486] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 664.290494] [] ? handle_mm_fault+0x1d4f/0x2350 [ 664.290502] [] handle_mm_fault+0x1326/0x2350 [ 664.290509] [] ? vm_insert_page+0x6f0/0x6f0 [ 664.290520] [] ? kvm_clock_read+0x23/0x40 [ 664.290527] [] ? kvm_clock_get_cycles+0x9/0x10 [ 664.290535] [] ? memset+0x31/0x40 [ 664.290544] [] __do_page_fault+0x403/0xa60 [ 664.290554] [] ? __fget_light+0x169/0x1f0 [ 664.290562] [] ? bad_area_access_error+0x3a0/0x3a0 [ 664.290573] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 664.290580] [] do_page_fault+0x27/0x30 [ 664.290589] [] page_fault+0x25/0x30 [ 664.290593] Mem-Info: [ 664.290612] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 664.290612] active_file:0 inactive_file:60 isolated_file:0 [ 664.290612] unevictable:0 dirty:0 writeback:0 unstable:0 [ 664.290612] slab_reclaimable:4607 slab_unreclaimable:57066 [ 664.290612] mapped:33 shmem:48 pagetables:353 bounce:0 [ 664.290612] free:5975 free_pcp:81 free_cma:0 [ 664.290626] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 664.290646] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 664.290674] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 664.290734] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 664.290784] 0 pages in swap cache [ 664.290789] Swap cache stats: add 0, delete 0, find 0/0 [ 664.290791] Free swap = 0kB [ 664.290793] Total swap = 0kB [ 664.290796] 1965979 pages RAM [ 664.290798] 0 pages HighMem/MovableOnly [ 664.290801] 313617 pages reserved [ 664.817735] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 664.817735] to free 152kB on behalf of 'syz-execprog' (2160) because [ 664.817735] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 664.817735] Free memory is -13604kB above reserved [ 664.817747] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 664.817747] to free 152kB on behalf of 'init' (1) because [ 664.817747] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 664.817747] Free memory is -13604kB above reserved [ 665.179984] syz-execprog: page allocation stalls for 100030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 665.179995] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 665.180013] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 665.180025] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 665.180036] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 665.180038] Call Trace: [ 665.180058] [] dump_stack+0xc1/0x128 [ 665.180069] [] warn_alloc.cold.31+0x7f/0x9c [ 665.180079] [] ? zone_watermark_ok_safe+0x250/0x250 [ 665.180089] [] ? shrink_node+0x740/0x740 [ 665.180098] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 665.180107] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 665.180117] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 665.180126] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 665.180134] [] ? find_get_entry+0x11a/0x570 [ 665.180141] [] ? find_get_entry+0x141/0x570 [ 665.180149] [] ? page_cache_prev_hole+0x80/0x80 [ 665.180158] [] ? autoremove_wake_function+0x40/0x40 [ 665.180166] [] ? pagecache_get_page+0x131/0x710 [ 665.180175] [] filemap_fault+0xaf1/0x1110 [ 665.180184] [] ext4_filemap_fault+0x71/0xa0 [ 665.180192] [] __do_fault+0x223/0x500 [ 665.180200] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 665.180209] [] ? generic_file_readonly_mmap+0x190/0x190 [ 665.180217] [] handle_mm_fault+0x1326/0x2350 [ 665.180226] [] ? ep_poll+0x18f/0xb20 [ 665.180234] [] ? vm_insert_page+0x6f0/0x6f0 [ 665.180242] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 665.180252] [] __do_page_fault+0x403/0xa60 [ 665.180261] [] ? __fget_light+0x169/0x1f0 [ 665.180269] [] ? bad_area_access_error+0x3a0/0x3a0 [ 665.180280] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 665.180288] [] do_page_fault+0x27/0x30 [ 665.180297] [] page_fault+0x25/0x30 [ 665.180301] Mem-Info: [ 665.180320] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 665.180320] active_file:0 inactive_file:60 isolated_file:0 [ 665.180320] unevictable:0 dirty:0 writeback:0 unstable:0 [ 665.180320] slab_reclaimable:4607 slab_unreclaimable:57066 [ 665.180320] mapped:33 shmem:48 pagetables:353 bounce:0 [ 665.180320] free:5975 free_pcp:81 free_cma:0 [ 665.180335] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 665.180355] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 665.180384] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 665.180444] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 665.180494] 0 pages in swap cache [ 665.180499] Swap cache stats: add 0, delete 0, find 0/0 [ 665.180501] Free swap = 0kB [ 665.180503] Total swap = 0kB [ 665.180506] 1965979 pages RAM [ 665.180508] 0 pages HighMem/MovableOnly [ 665.180511] 313617 pages reserved [ 665.264601] udevd: page allocation stalls for 100010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 665.264611] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 665.264629] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 665.264639] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 665.264649] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 665.264651] Call Trace: [ 665.264670] [] dump_stack+0xc1/0x128 [ 665.264682] [] warn_alloc.cold.31+0x7f/0x9c [ 665.264692] [] ? zone_watermark_ok_safe+0x250/0x250 [ 665.264700] [] ? shrink_node+0x740/0x740 [ 665.264709] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 665.264719] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 665.264729] [] ? check_preemption_disabled+0x3b/0x200 [ 665.264736] [] ? find_get_entry+0x11a/0x570 [ 665.264744] [] ? find_get_entry+0x141/0x570 [ 665.264751] [] ? page_cache_prev_hole+0x80/0x80 [ 665.264760] [] ? autoremove_wake_function+0x40/0x40 [ 665.264768] [] ? pagecache_get_page+0x131/0x710 [ 665.264776] [] filemap_fault+0xaf1/0x1110 [ 665.264785] [] ext4_filemap_fault+0x71/0xa0 [ 665.264792] [] __do_fault+0x223/0x500 [ 665.264799] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 665.264807] [] ? generic_file_readonly_mmap+0x190/0x190 [ 665.264815] [] handle_mm_fault+0x1326/0x2350 [ 665.264825] [] ? mntput_no_expire+0xcc/0x840 [ 665.264832] [] ? vm_insert_page+0x6f0/0x6f0 [ 665.264840] [] ? mnt_get_count+0x140/0x140 [ 665.264848] [] ? dput.part.9+0x2a/0x7a0 [ 665.264856] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 665.264865] [] __do_page_fault+0x403/0xa60 [ 665.264872] [] ? bad_area_access_error+0x3a0/0x3a0 [ 665.264882] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 665.264889] [] do_page_fault+0x27/0x30 [ 665.264898] [] page_fault+0x25/0x30 [ 665.264902] Mem-Info: [ 665.264921] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 665.264921] active_file:0 inactive_file:60 isolated_file:0 [ 665.264921] unevictable:0 dirty:0 writeback:0 unstable:0 [ 665.264921] slab_reclaimable:4607 slab_unreclaimable:57066 [ 665.264921] mapped:33 shmem:48 pagetables:353 bounce:0 [ 665.264921] free:5975 free_pcp:81 free_cma:0 [ 665.264935] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 665.264954] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 665.264981] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 665.265035] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 665.265090] 0 pages in swap cache [ 665.265094] Swap cache stats: add 0, delete 0, find 0/0 [ 665.265096] Free swap = 0kB [ 665.265099] Total swap = 0kB [ 665.265101] 1965979 pages RAM [ 665.265103] 0 pages HighMem/MovableOnly [ 665.265105] 313617 pages reserved [ 665.827718] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 665.827718] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 665.827718] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 665.827718] Free memory is -13604kB above reserved [ 665.827734] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 665.827734] to free 152kB on behalf of 'syz-execprog' (2158) because [ 665.827734] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 665.827734] Free memory is -13604kB above reserved [ 666.218539] syz-execprog: page allocation stalls for 100020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 666.218550] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 666.218569] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 666.218579] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 666.218588] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 666.218590] Call Trace: [ 666.218610] [] dump_stack+0xc1/0x128 [ 666.218621] [] warn_alloc.cold.31+0x7f/0x9c [ 666.218632] [] ? zone_watermark_ok_safe+0x250/0x250 [ 666.218641] [] ? shrink_node+0x740/0x740 [ 666.218651] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 666.218660] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 666.218669] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 666.218679] [] ? check_preemption_disabled+0x3b/0x200 [ 666.218687] [] ? find_get_entry+0x11a/0x570 [ 666.218695] [] ? find_get_entry+0x141/0x570 [ 666.218702] [] ? page_cache_prev_hole+0x80/0x80 [ 666.218712] [] ? autoremove_wake_function+0x40/0x40 [ 666.218720] [] ? pagecache_get_page+0x131/0x710 [ 666.218728] [] filemap_fault+0xaf1/0x1110 [ 666.218738] [] ext4_filemap_fault+0x71/0xa0 [ 666.218746] [] __do_fault+0x223/0x500 [ 666.218753] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 666.218762] [] ? handle_mm_fault+0x1d4f/0x2350 [ 666.218770] [] handle_mm_fault+0x1326/0x2350 [ 666.218777] [] ? vm_insert_page+0x6f0/0x6f0 [ 666.218785] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 666.218796] [] __do_page_fault+0x403/0xa60 [ 666.218804] [] ? bad_area_access_error+0x3a0/0x3a0 [ 666.218815] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 666.218823] [] do_page_fault+0x27/0x30 [ 666.218832] [] page_fault+0x25/0x30 [ 666.218836] Mem-Info: [ 666.218855] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 666.218855] active_file:0 inactive_file:60 isolated_file:0 [ 666.218855] unevictable:0 dirty:0 writeback:0 unstable:0 [ 666.218855] slab_reclaimable:4607 slab_unreclaimable:57066 [ 666.218855] mapped:33 shmem:48 pagetables:353 bounce:0 [ 666.218855] free:5975 free_pcp:81 free_cma:0 [ 666.218871] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 666.218891] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 666.218921] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 666.218980] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 666.219029] 0 pages in swap cache [ 666.219034] Swap cache stats: add 0, delete 0, find 0/0 [ 666.219036] Free swap = 0kB [ 666.219038] Total swap = 0kB [ 666.219041] 1965979 pages RAM [ 666.219043] 0 pages HighMem/MovableOnly [ 666.219045] 313617 pages reserved [ 666.837769] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 666.837769] to free 152kB on behalf of 'syz-execprog' (2158) because [ 666.837769] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 666.837769] Free memory is -13604kB above reserved [ 667.000670] cron: page allocation stalls for 70050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 667.000681] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 667.000700] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 667.000711] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 667.000722] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 667.000724] Call Trace: [ 667.000743] [] dump_stack+0xc1/0x128 [ 667.000755] [] warn_alloc.cold.31+0x7f/0x9c [ 667.000765] [] ? zone_watermark_ok_safe+0x250/0x250 [ 667.000775] [] ? shrink_node+0x740/0x740 [ 667.000785] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 667.000794] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 667.000803] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 667.000813] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 667.000821] [] ? find_get_entry+0x11a/0x570 [ 667.000828] [] ? find_get_entry+0x141/0x570 [ 667.000836] [] ? page_cache_prev_hole+0x80/0x80 [ 667.000844] [] ? pagecache_get_page+0x131/0x710 [ 667.000853] [] filemap_fault+0xaf1/0x1110 [ 667.000862] [] ext4_filemap_fault+0x71/0xa0 [ 667.000870] [] __do_fault+0x223/0x500 [ 667.000878] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 667.000896] [] ? generic_file_readonly_mmap+0x190/0x190 [ 667.000905] [] handle_mm_fault+0x1326/0x2350 [ 667.000913] [] ? vm_insert_page+0x6f0/0x6f0 [ 667.000921] [] ? hrtimer_nanosleep+0x38c/0x550 [ 667.000932] [] __do_page_fault+0x403/0xa60 [ 667.000940] [] ? bad_area_access_error+0x3a0/0x3a0 [ 667.000951] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 667.000959] [] do_page_fault+0x27/0x30 [ 667.000968] [] page_fault+0x25/0x30 [ 667.000972] Mem-Info: [ 667.000992] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 667.000992] active_file:0 inactive_file:60 isolated_file:0 [ 667.000992] unevictable:0 dirty:0 writeback:0 unstable:0 [ 667.000992] slab_reclaimable:4607 slab_unreclaimable:57066 [ 667.000992] mapped:33 shmem:48 pagetables:353 bounce:0 [ 667.000992] free:5975 free_pcp:81 free_cma:0 [ 667.001008] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 667.001028] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 667.001058] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 667.001116] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 667.001166] 0 pages in swap cache [ 667.001170] Swap cache stats: add 0, delete 0, find 0/0 [ 667.001172] Free swap = 0kB [ 667.001175] Total swap = 0kB [ 667.001177] 1965979 pages RAM [ 667.001180] 0 pages HighMem/MovableOnly [ 667.001182] 313617 pages reserved [ 667.847747] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 667.847747] to free 152kB on behalf of 'udevd' (470) because [ 667.847747] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 667.847747] Free memory is -13604kB above reserved [ 668.358673] init: page allocation stalls for 100010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 668.358683] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 668.358700] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 668.358711] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 668.358722] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 668.358724] Call Trace: [ 668.358742] [] dump_stack+0xc1/0x128 [ 668.358753] [] warn_alloc.cold.31+0x7f/0x9c [ 668.358764] [] ? zone_watermark_ok_safe+0x250/0x250 [ 668.358773] [] ? shrink_node+0x740/0x740 [ 668.358781] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 668.358790] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 668.358800] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 668.358809] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 668.358816] [] ? find_get_entry+0x11a/0x570 [ 668.358824] [] ? find_get_entry+0x141/0x570 [ 668.358831] [] ? page_cache_prev_hole+0x80/0x80 [ 668.358840] [] ? __lock_acquire+0x654/0x4a10 [ 668.358848] [] ? pagecache_get_page+0x131/0x710 [ 668.358856] [] filemap_fault+0xaf1/0x1110 [ 668.358865] [] ext4_filemap_fault+0x71/0xa0 [ 668.358873] [] __do_fault+0x223/0x500 [ 668.358881] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 668.358889] [] ? generic_file_readonly_mmap+0x190/0x190 [ 668.358897] [] handle_mm_fault+0x1326/0x2350 [ 668.358903] [] ? vm_insert_page+0x6f0/0x6f0 [ 668.358914] [] ? kvm_clock_get_cycles+0x9/0x10 [ 668.358923] [] __do_page_fault+0x403/0xa60 [ 668.358931] [] ? bad_area_access_error+0x3a0/0x3a0 [ 668.358941] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 668.358948] [] do_page_fault+0x27/0x30 [ 668.358957] [] page_fault+0x25/0x30 [ 668.358961] Mem-Info: [ 668.358980] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 668.358980] active_file:0 inactive_file:60 isolated_file:0 [ 668.358980] unevictable:0 dirty:0 writeback:0 unstable:0 [ 668.358980] slab_reclaimable:4607 slab_unreclaimable:57066 [ 668.358980] mapped:33 shmem:48 pagetables:353 bounce:0 [ 668.358980] free:5975 free_pcp:81 free_cma:0 [ 668.358995] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 668.359016] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 668.359045] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227928kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:204kB local_pcp:96kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 668.359112] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 668.359162] 0 pages in swap cache [ 668.359166] Swap cache stats: add 0, delete 0, find 0/0 [ 668.359169] Free swap = 0kB [ 668.359171] Total swap = 0kB [ 668.359173] 1965979 pages RAM [ 668.359176] 0 pages HighMem/MovableOnly [ 668.359178] 313617 pages reserved [ 668.857764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 668.857764] to free 152kB on behalf of 'syz-execprog' (2163) because [ 668.857764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 668.857764] Free memory is -13604kB above reserved [ 669.867749] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 669.867749] to free 152kB on behalf of 'syz-execprog' (2163) because [ 669.867749] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 669.867749] Free memory is -13604kB above reserved [ 670.877788] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 670.877788] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 670.877788] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 670.877788] Free memory is -13604kB above reserved [ 671.887767] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 671.887767] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 671.887767] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 671.887767] Free memory is -13604kB above reserved [ 672.897791] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 672.897791] to free 152kB on behalf of 'init' (1) because [ 672.897791] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 672.897791] Free memory is -13604kB above reserved [ 672.897804] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 672.897804] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 672.897804] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 672.897804] Free memory is -13604kB above reserved [ 673.907730] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 673.907730] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 673.907730] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 673.907730] Free memory is -13604kB above reserved [ 673.907742] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 673.907742] to free 152kB on behalf of 'udevd' (470) because [ 673.907742] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 673.907742] Free memory is -13604kB above reserved [ 674.278129] syz-execprog: page allocation stalls for 50040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 674.278140] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 674.278159] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 674.278170] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 674.278181] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 674.278183] Call Trace: [ 674.278203] [] dump_stack+0xc1/0x128 [ 674.278214] [] warn_alloc.cold.31+0x7f/0x9c [ 674.278225] [] ? zone_watermark_ok_safe+0x250/0x250 [ 674.278234] [] ? shrink_node+0x740/0x740 [ 674.278244] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 674.278253] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 674.278262] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 674.278271] [] ? check_preemption_disabled+0x3b/0x200 [ 674.278279] [] ? find_get_entry+0x11a/0x570 [ 674.278287] [] ? find_get_entry+0x141/0x570 [ 674.278295] [] ? page_cache_prev_hole+0x80/0x80 [ 674.278305] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 674.278313] [] ? pagecache_get_page+0x131/0x710 [ 674.278321] [] filemap_fault+0xaf1/0x1110 [ 674.278331] [] ext4_filemap_fault+0x71/0xa0 [ 674.278339] [] __do_fault+0x223/0x500 [ 674.278347] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 674.278355] [] ? handle_mm_fault+0x1d4f/0x2350 [ 674.278363] [] handle_mm_fault+0x1326/0x2350 [ 674.278371] [] ? vm_insert_page+0x6f0/0x6f0 [ 674.278381] [] ? kvm_clock_read+0x23/0x40 [ 674.278389] [] ? kvm_clock_get_cycles+0x9/0x10 [ 674.278397] [] ? memset+0x31/0x40 [ 674.278406] [] __do_page_fault+0x403/0xa60 [ 674.278416] [] ? __fget_light+0x169/0x1f0 [ 674.278424] [] ? bad_area_access_error+0x3a0/0x3a0 [ 674.278435] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 674.278443] [] do_page_fault+0x27/0x30 [ 674.278453] [] page_fault+0x25/0x30 [ 674.278457] Mem-Info: [ 674.278476] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 674.278476] active_file:0 inactive_file:60 isolated_file:0 [ 674.278476] unevictable:0 dirty:0 writeback:0 unstable:0 [ 674.278476] slab_reclaimable:4607 slab_unreclaimable:57067 [ 674.278476] mapped:33 shmem:48 pagetables:353 bounce:0 [ 674.278476] free:5975 free_pcp:80 free_cma:0 [ 674.278491] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 674.278511] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 674.278540] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227932kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:200kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 674.278609] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 674.278659] 0 pages in swap cache [ 674.278664] Swap cache stats: add 0, delete 0, find 0/0 [ 674.278666] Free swap = 0kB [ 674.278668] Total swap = 0kB [ 674.278671] 1965979 pages RAM [ 674.278673] 0 pages HighMem/MovableOnly [ 674.278676] 313617 pages reserved [ 674.917725] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 674.917725] to free 152kB on behalf of 'syz-execprog' (2160) because [ 674.917725] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 674.917725] Free memory is -13604kB above reserved [ 675.161293] syz-execprog: page allocation stalls for 110010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 675.161304] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 675.161323] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 675.161334] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 675.161345] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 675.161347] Call Trace: [ 675.161367] [] dump_stack+0xc1/0x128 [ 675.161378] [] warn_alloc.cold.31+0x7f/0x9c [ 675.161389] [] ? zone_watermark_ok_safe+0x250/0x250 [ 675.161399] [] ? shrink_node+0x740/0x740 [ 675.161408] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 675.161418] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 675.161427] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 675.161437] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 675.161445] [] ? find_get_entry+0x11a/0x570 [ 675.161453] [] ? find_get_entry+0x141/0x570 [ 675.161460] [] ? page_cache_prev_hole+0x80/0x80 [ 675.161471] [] ? autoremove_wake_function+0x40/0x40 [ 675.161478] [] ? pagecache_get_page+0x131/0x710 [ 675.161487] [] filemap_fault+0xaf1/0x1110 [ 675.161497] [] ext4_filemap_fault+0x71/0xa0 [ 675.161504] [] __do_fault+0x223/0x500 [ 675.161511] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 675.161520] [] ? generic_file_readonly_mmap+0x190/0x190 [ 675.161528] [] handle_mm_fault+0x1326/0x2350 [ 675.161537] [] ? ep_poll+0x18f/0xb20 [ 675.161545] [] ? vm_insert_page+0x6f0/0x6f0 [ 675.161553] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 675.161563] [] __do_page_fault+0x403/0xa60 [ 675.161572] [] ? __fget_light+0x169/0x1f0 [ 675.161580] [] ? bad_area_access_error+0x3a0/0x3a0 [ 675.161600] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 675.161608] [] do_page_fault+0x27/0x30 [ 675.161617] [] page_fault+0x25/0x30 [ 675.161621] Mem-Info: [ 675.161640] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 675.161640] active_file:0 inactive_file:60 isolated_file:0 [ 675.161640] unevictable:0 dirty:0 writeback:0 unstable:0 [ 675.161640] slab_reclaimable:4607 slab_unreclaimable:57067 [ 675.161640] mapped:33 shmem:48 pagetables:353 bounce:0 [ 675.161640] free:5975 free_pcp:80 free_cma:0 [ 675.161654] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 675.161675] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 675.161704] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227932kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:200kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 675.161765] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 675.161815] 0 pages in swap cache [ 675.161819] Swap cache stats: add 0, delete 0, find 0/0 [ 675.161821] Free swap = 0kB [ 675.161824] Total swap = 0kB [ 675.161826] 1965979 pages RAM [ 675.161829] 0 pages HighMem/MovableOnly [ 675.161831] 313617 pages reserved [ 675.258255] udevd: page allocation stalls for 110010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 675.258266] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 675.258284] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 675.258295] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 675.258306] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 675.258308] Call Trace: [ 675.258328] [] dump_stack+0xc1/0x128 [ 675.258339] [] warn_alloc.cold.31+0x7f/0x9c [ 675.258350] [] ? zone_watermark_ok_safe+0x250/0x250 [ 675.258360] [] ? shrink_node+0x740/0x740 [ 675.258369] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 675.258379] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 675.258389] [] ? check_preemption_disabled+0x3b/0x200 [ 675.258397] [] ? find_get_entry+0x11a/0x570 [ 675.258405] [] ? find_get_entry+0x141/0x570 [ 675.258413] [] ? page_cache_prev_hole+0x80/0x80 [ 675.258423] [] ? autoremove_wake_function+0x40/0x40 [ 675.258431] [] ? pagecache_get_page+0x131/0x710 [ 675.258440] [] filemap_fault+0xaf1/0x1110 [ 675.258449] [] ext4_filemap_fault+0x71/0xa0 [ 675.258457] [] __do_fault+0x223/0x500 [ 675.258465] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 675.258474] [] ? generic_file_readonly_mmap+0x190/0x190 [ 675.258482] [] handle_mm_fault+0x1326/0x2350 [ 675.258491] [] ? mntput_no_expire+0xcc/0x840 [ 675.258499] [] ? vm_insert_page+0x6f0/0x6f0 [ 675.258507] [] ? mnt_get_count+0x140/0x140 [ 675.258517] [] ? dput.part.9+0x2a/0x7a0 [ 675.258526] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 675.258536] [] __do_page_fault+0x403/0xa60 [ 675.258544] [] ? bad_area_access_error+0x3a0/0x3a0 [ 675.258556] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 675.258563] [] do_page_fault+0x27/0x30 [ 675.258572] [] page_fault+0x25/0x30 [ 675.258576] Mem-Info: [ 675.258605] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 675.258605] active_file:0 inactive_file:60 isolated_file:0 [ 675.258605] unevictable:0 dirty:0 writeback:0 unstable:0 [ 675.258605] slab_reclaimable:4607 slab_unreclaimable:57067 [ 675.258605] mapped:33 shmem:48 pagetables:353 bounce:0 [ 675.258605] free:5975 free_pcp:80 free_cma:0 [ 675.258620] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 675.258640] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 675.258670] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227932kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:200kB local_pcp:108kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 675.258730] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 675.258780] 0 pages in swap cache [ 675.258785] Swap cache stats: add 0, delete 0, find 0/0 [ 675.258787] Free swap = 0kB [ 675.258789] Total swap = 0kB [ 675.258792] 1965979 pages RAM [ 675.258794] 0 pages HighMem/MovableOnly [ 675.258796] 313617 pages reserved [ 675.927789] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 675.927789] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 675.927789] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 675.927789] Free memory is -13604kB above reserved [ 675.927801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 675.927801] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 675.927801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 675.927801] Free memory is -13604kB above reserved [ 676.211193] syz-execprog: page allocation stalls for 110010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 676.211204] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 676.211221] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 676.211232] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 676.211243] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 676.211245] Call Trace: [ 676.211265] [] dump_stack+0xc1/0x128 [ 676.211276] [] warn_alloc.cold.31+0x7f/0x9c [ 676.211287] [] ? zone_watermark_ok_safe+0x250/0x250 [ 676.211296] [] ? shrink_node+0x740/0x740 [ 676.211306] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 676.211314] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 676.211324] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 676.211333] [] ? check_preemption_disabled+0x3b/0x200 [ 676.211341] [] ? find_get_entry+0x11a/0x570 [ 676.211348] [] ? find_get_entry+0x141/0x570 [ 676.211356] [] ? page_cache_prev_hole+0x80/0x80 [ 676.211366] [] ? autoremove_wake_function+0x40/0x40 [ 676.211374] [] ? pagecache_get_page+0x131/0x710 [ 676.211382] [] filemap_fault+0xaf1/0x1110 [ 676.211392] [] ext4_filemap_fault+0x71/0xa0 [ 676.211400] [] __do_fault+0x223/0x500 [ 676.211408] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 676.211416] [] ? handle_mm_fault+0x1d4f/0x2350 [ 676.211424] [] handle_mm_fault+0x1326/0x2350 [ 676.211432] [] ? vm_insert_page+0x6f0/0x6f0 [ 676.211439] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 676.211450] [] __do_page_fault+0x403/0xa60 [ 676.211459] [] ? bad_area_access_error+0x3a0/0x3a0 [ 676.211469] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 676.211477] [] do_page_fault+0x27/0x30 [ 676.211486] [] page_fault+0x25/0x30 [ 676.211490] Mem-Info: [ 676.211509] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 676.211509] active_file:0 inactive_file:60 isolated_file:0 [ 676.211509] unevictable:0 dirty:0 writeback:0 unstable:0 [ 676.211509] slab_reclaimable:4607 slab_unreclaimable:57068 [ 676.211509] mapped:33 shmem:48 pagetables:353 bounce:0 [ 676.211509] free:5975 free_pcp:79 free_cma:0 [ 676.211524] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 676.211545] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 676.211574] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227936kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 676.211631] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 676.211681] 0 pages in swap cache [ 676.211686] Swap cache stats: add 0, delete 0, find 0/0 [ 676.211688] Free swap = 0kB [ 676.211690] Total swap = 0kB [ 676.211693] 1965979 pages RAM [ 676.211695] 0 pages HighMem/MovableOnly [ 676.211698] 313617 pages reserved [ 676.937708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 676.937708] to free 152kB on behalf of 'syz-execprog' (2160) because [ 676.937708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 676.937708] Free memory is -13604kB above reserved [ 676.989420] cron: page allocation stalls for 80040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 676.989431] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 676.989451] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 676.989462] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 676.989473] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 676.989475] Call Trace: [ 676.989495] [] dump_stack+0xc1/0x128 [ 676.989507] [] warn_alloc.cold.31+0x7f/0x9c [ 676.989519] [] ? zone_watermark_ok_safe+0x250/0x250 [ 676.989529] [] ? shrink_node+0x740/0x740 [ 676.989539] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 676.989548] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 676.989557] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 676.989567] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 676.989575] [] ? find_get_entry+0x11a/0x570 [ 676.989583] [] ? find_get_entry+0x141/0x570 [ 676.989589] [] ? page_cache_prev_hole+0x80/0x80 [ 676.989596] [] ? pagecache_get_page+0x131/0x710 [ 676.989605] [] filemap_fault+0xaf1/0x1110 [ 676.989614] [] ext4_filemap_fault+0x71/0xa0 [ 676.989622] [] __do_fault+0x223/0x500 [ 676.989629] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 676.989638] [] ? generic_file_readonly_mmap+0x190/0x190 [ 676.989646] [] handle_mm_fault+0x1326/0x2350 [ 676.989654] [] ? vm_insert_page+0x6f0/0x6f0 [ 676.989663] [] ? hrtimer_nanosleep+0x38c/0x550 [ 676.989674] [] __do_page_fault+0x403/0xa60 [ 676.989682] [] ? bad_area_access_error+0x3a0/0x3a0 [ 676.989693] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 676.989700] [] do_page_fault+0x27/0x30 [ 676.989710] [] page_fault+0x25/0x30 [ 676.989714] Mem-Info: [ 676.989734] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 676.989734] active_file:0 inactive_file:60 isolated_file:0 [ 676.989734] unevictable:0 dirty:0 writeback:0 unstable:0 [ 676.989734] slab_reclaimable:4607 slab_unreclaimable:57068 [ 676.989734] mapped:33 shmem:48 pagetables:353 bounce:0 [ 676.989734] free:5975 free_pcp:79 free_cma:0 [ 676.989748] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 676.989769] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 676.989798] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227936kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 676.989858] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 676.989908] 0 pages in swap cache [ 676.989913] Swap cache stats: add 0, delete 0, find 0/0 [ 676.989915] Free swap = 0kB [ 676.989917] Total swap = 0kB [ 676.989920] 1965979 pages RAM [ 676.989922] 0 pages HighMem/MovableOnly [ 676.989925] 313617 pages reserved [ 677.947736] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 677.947736] to free 152kB on behalf of 'syz-execprog' (2158) because [ 677.947736] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 677.947736] Free memory is -13604kB above reserved [ 677.947747] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 677.947747] to free 152kB on behalf of 'syz-execprog' (2160) because [ 677.947747] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 677.947747] Free memory is -13604kB above reserved [ 678.369701] init: page allocation stalls for 110020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 678.369711] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 678.369729] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 678.369740] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 678.369751] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 678.369753] Call Trace: [ 678.369772] [] dump_stack+0xc1/0x128 [ 678.369783] [] warn_alloc.cold.31+0x7f/0x9c [ 678.369794] [] ? zone_watermark_ok_safe+0x250/0x250 [ 678.369804] [] ? shrink_node+0x740/0x740 [ 678.369814] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 678.369823] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 678.369833] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 678.369842] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 678.369850] [] ? find_get_entry+0x11a/0x570 [ 678.369857] [] ? find_get_entry+0x141/0x570 [ 678.369865] [] ? page_cache_prev_hole+0x80/0x80 [ 678.369874] [] ? __lock_acquire+0x654/0x4a10 [ 678.369882] [] ? pagecache_get_page+0x131/0x710 [ 678.369890] [] filemap_fault+0xaf1/0x1110 [ 678.369900] [] ext4_filemap_fault+0x71/0xa0 [ 678.369908] [] __do_fault+0x223/0x500 [ 678.369916] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 678.369924] [] ? generic_file_readonly_mmap+0x190/0x190 [ 678.369932] [] handle_mm_fault+0x1326/0x2350 [ 678.369940] [] ? vm_insert_page+0x6f0/0x6f0 [ 678.369950] [] ? kvm_clock_get_cycles+0x9/0x10 [ 678.369959] [] __do_page_fault+0x403/0xa60 [ 678.369967] [] ? bad_area_access_error+0x3a0/0x3a0 [ 678.369978] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 678.369986] [] do_page_fault+0x27/0x30 [ 678.369995] [] page_fault+0x25/0x30 [ 678.369999] Mem-Info: [ 678.370019] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 678.370019] active_file:0 inactive_file:60 isolated_file:0 [ 678.370019] unevictable:0 dirty:0 writeback:0 unstable:0 [ 678.370019] slab_reclaimable:4607 slab_unreclaimable:57068 [ 678.370019] mapped:33 shmem:48 pagetables:353 bounce:0 [ 678.370019] free:5975 free_pcp:79 free_cma:0 [ 678.370033] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 678.370054] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 678.370083] Normal free:5224kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227936kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 678.370150] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 130*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5224kB 108 total pagecache pages [ 678.370200] 0 pages in swap cache [ 678.370204] Swap cache stats: add 0, delete 0, find 0/0 [ 678.370207] Free swap = 0kB [ 678.370209] Total swap = 0kB [ 678.370211] 1965979 pages RAM [ 678.370214] 0 pages HighMem/MovableOnly [ 678.370216] 313617 pages reserved [ 678.957805] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 678.957805] to free 152kB on behalf of 'syz-execprog' (2160) because [ 678.957805] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 678.957805] Free memory is -13604kB above reserved [ 679.967708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 679.967708] to free 152kB on behalf of 'cron' (1951) because [ 679.967708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 679.967708] Free memory is -13604kB above reserved [ 679.967719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 679.967719] to free 152kB on behalf of 'syz-execprog' (2158) because [ 679.967719] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 679.967719] Free memory is -13604kB above reserved [ 680.978372] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 680.978372] to free 152kB on behalf of 'syz-execprog' (2158) because [ 680.978372] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 680.978372] Free memory is -13604kB above reserved [ 681.007723] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 681.007723] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 681.007723] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 681.007723] Free memory is -13604kB above reserved [ 682.017717] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 682.017717] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 682.017717] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 682.017717] Free memory is -13612kB above reserved [ 682.017728] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 682.017728] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 682.017728] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 682.017728] Free memory is -13612kB above reserved [ 683.027736] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 683.027736] to free 152kB on behalf of 'syz-execprog' (2158) because [ 683.027736] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 683.027736] Free memory is -13612kB above reserved [ 683.027747] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 683.027747] to free 152kB on behalf of 'cron' (1951) because [ 683.027747] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 683.027747] Free memory is -13612kB above reserved [ 684.037745] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 684.037745] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 684.037745] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 684.037745] Free memory is -13612kB above reserved [ 684.274754] syz-execprog: page allocation stalls for 60030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 684.274765] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 684.274783] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 684.274795] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 684.274806] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 684.274807] Call Trace: [ 684.274830] [] dump_stack+0xc1/0x128 [ 684.274842] [] warn_alloc.cold.31+0x7f/0x9c [ 684.274854] [] ? zone_watermark_ok_safe+0x250/0x250 [ 684.274863] [] ? shrink_node+0x740/0x740 [ 684.274872] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 684.274883] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 684.274892] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 684.274902] [] ? check_preemption_disabled+0x3b/0x200 [ 684.274910] [] ? find_get_entry+0x11a/0x570 [ 684.274918] [] ? find_get_entry+0x141/0x570 [ 684.274925] [] ? page_cache_prev_hole+0x80/0x80 [ 684.274935] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 684.274943] [] ? pagecache_get_page+0x131/0x710 [ 684.274951] [] filemap_fault+0xaf1/0x1110 [ 684.274962] [] ext4_filemap_fault+0x71/0xa0 [ 684.274970] [] __do_fault+0x223/0x500 [ 684.274978] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 684.274986] [] ? handle_mm_fault+0x1d4f/0x2350 [ 684.274994] [] handle_mm_fault+0x1326/0x2350 [ 684.275001] [] ? vm_insert_page+0x6f0/0x6f0 [ 684.275012] [] ? kvm_clock_read+0x23/0x40 [ 684.275020] [] ? kvm_clock_get_cycles+0x9/0x10 [ 684.275027] [] ? memset+0x31/0x40 [ 684.275037] [] __do_page_fault+0x403/0xa60 [ 684.275047] [] ? __fget_light+0x169/0x1f0 [ 684.275055] [] ? bad_area_access_error+0x3a0/0x3a0 [ 684.275066] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 684.275074] [] do_page_fault+0x27/0x30 [ 684.275084] [] page_fault+0x25/0x30 [ 684.275096] Mem-Info: [ 684.275116] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 684.275116] active_file:0 inactive_file:60 isolated_file:0 [ 684.275116] unevictable:0 dirty:0 writeback:0 unstable:0 [ 684.275116] slab_reclaimable:4607 slab_unreclaimable:57070 [ 684.275116] mapped:33 shmem:48 pagetables:353 bounce:0 [ 684.275116] free:5973 free_pcp:79 free_cma:0 [ 684.275130] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 684.275150] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 684.275179] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227944kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 684.275239] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 684.275289] 0 pages in swap cache [ 684.275293] Swap cache stats: add 0, delete 0, find 0/0 [ 684.275296] Free swap = 0kB [ 684.275298] Total swap = 0kB [ 684.275301] 1965979 pages RAM [ 684.275303] 0 pages HighMem/MovableOnly [ 684.275305] 313617 pages reserved [ 685.047798] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 685.047798] to free 152kB on behalf of 'syz-execprog' (2158) because [ 685.047798] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 685.047798] Free memory is -13612kB above reserved [ 685.047811] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 685.047811] to free 152kB on behalf of 'syz-execprog' (2163) because [ 685.047811] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 685.047811] Free memory is -13612kB above reserved [ 685.162310] syz-execprog: page allocation stalls for 120010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 685.162320] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 685.162337] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 685.162348] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 685.162358] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 685.162360] Call Trace: [ 685.162379] [] dump_stack+0xc1/0x128 [ 685.162390] [] warn_alloc.cold.31+0x7f/0x9c [ 685.162402] [] ? zone_watermark_ok_safe+0x250/0x250 [ 685.162411] [] ? shrink_node+0x740/0x740 [ 685.162420] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 685.162429] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 685.162438] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 685.162446] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 685.162453] [] ? find_get_entry+0x11a/0x570 [ 685.162460] [] ? find_get_entry+0x141/0x570 [ 685.162467] [] ? page_cache_prev_hole+0x80/0x80 [ 685.162477] [] ? autoremove_wake_function+0x40/0x40 [ 685.162485] [] ? pagecache_get_page+0x131/0x710 [ 685.162493] [] filemap_fault+0xaf1/0x1110 [ 685.162502] [] ext4_filemap_fault+0x71/0xa0 [ 685.162509] [] __do_fault+0x223/0x500 [ 685.162516] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 685.162524] [] ? generic_file_readonly_mmap+0x190/0x190 [ 685.162531] [] handle_mm_fault+0x1326/0x2350 [ 685.162539] [] ? ep_poll+0x18f/0xb20 [ 685.162546] [] ? vm_insert_page+0x6f0/0x6f0 [ 685.162553] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 685.162563] [] __do_page_fault+0x403/0xa60 [ 685.162572] [] ? __fget_light+0x169/0x1f0 [ 685.162579] [] ? bad_area_access_error+0x3a0/0x3a0 [ 685.162589] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 685.162596] [] do_page_fault+0x27/0x30 [ 685.162605] [] page_fault+0x25/0x30 [ 685.162609] Mem-Info: [ 685.162627] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 685.162627] active_file:0 inactive_file:60 isolated_file:0 [ 685.162627] unevictable:0 dirty:0 writeback:0 unstable:0 [ 685.162627] slab_reclaimable:4607 slab_unreclaimable:57070 [ 685.162627] mapped:33 shmem:48 pagetables:353 bounce:0 [ 685.162627] free:5973 free_pcp:79 free_cma:0 [ 685.162641] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 685.162660] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 685.162686] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227944kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 685.162741] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 685.162785] 0 pages in swap cache [ 685.162789] Swap cache stats: add 0, delete 0, find 0/0 [ 685.162791] Free swap = 0kB [ 685.162793] Total swap = 0kB [ 685.162796] 1965979 pages RAM [ 685.162798] 0 pages HighMem/MovableOnly [ 685.162800] 313617 pages reserved [ 685.268508] udevd: page allocation stalls for 120020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 685.268519] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 685.268538] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 685.268549] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 685.268560] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 685.268562] Call Trace: [ 685.268581] [] dump_stack+0xc1/0x128 [ 685.268602] [] warn_alloc.cold.31+0x7f/0x9c [ 685.268614] [] ? zone_watermark_ok_safe+0x250/0x250 [ 685.268623] [] ? shrink_node+0x740/0x740 [ 685.268632] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 685.268641] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 685.268652] [] ? check_preemption_disabled+0x3b/0x200 [ 685.268660] [] ? find_get_entry+0x11a/0x570 [ 685.268668] [] ? find_get_entry+0x141/0x570 [ 685.268675] [] ? page_cache_prev_hole+0x80/0x80 [ 685.268686] [] ? autoremove_wake_function+0x40/0x40 [ 685.268694] [] ? pagecache_get_page+0x131/0x710 [ 685.268702] [] filemap_fault+0xaf1/0x1110 [ 685.268712] [] ext4_filemap_fault+0x71/0xa0 [ 685.268720] [] __do_fault+0x223/0x500 [ 685.268728] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 685.268737] [] ? generic_file_readonly_mmap+0x190/0x190 [ 685.268745] [] handle_mm_fault+0x1326/0x2350 [ 685.268755] [] ? mntput_no_expire+0xcc/0x840 [ 685.268762] [] ? vm_insert_page+0x6f0/0x6f0 [ 685.268770] [] ? mnt_get_count+0x140/0x140 [ 685.268780] [] ? dput.part.9+0x2a/0x7a0 [ 685.268789] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 685.268799] [] __do_page_fault+0x403/0xa60 [ 685.268808] [] ? bad_area_access_error+0x3a0/0x3a0 [ 685.268819] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 685.268827] [] do_page_fault+0x27/0x30 [ 685.268837] [] page_fault+0x25/0x30 [ 685.268841] Mem-Info: [ 685.268860] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 685.268860] active_file:0 inactive_file:60 isolated_file:0 [ 685.268860] unevictable:0 dirty:0 writeback:0 unstable:0 [ 685.268860] slab_reclaimable:4607 slab_unreclaimable:57070 [ 685.268860] mapped:33 shmem:48 pagetables:353 bounce:0 [ 685.268860] free:5973 free_pcp:79 free_cma:0 [ 685.268875] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 685.268895] DMA32 free:18676kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:336kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 685.268925] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227944kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 685.268985] DMA32: 9*4kB (UM) 4*8kB (M) 5*16kB (M) 5*32kB (UME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18676kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 685.269035] 0 pages in swap cache [ 685.269040] Swap cache stats: add 0, delete 0, find 0/0 [ 685.269042] Free swap = 0kB [ 685.269044] Total swap = 0kB [ 685.269047] 1965979 pages RAM [ 685.269049] 0 pages HighMem/MovableOnly [ 685.269052] 313617 pages reserved [ 686.057738] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 686.057738] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 686.057738] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 686.057738] Free memory is -13612kB above reserved [ 686.239577] syz-execprog: page allocation stalls for 120040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 686.239589] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 686.239607] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 686.239618] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 686.239629] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 686.239631] Call Trace: [ 686.239650] [] dump_stack+0xc1/0x128 [ 686.239662] [] warn_alloc.cold.31+0x7f/0x9c [ 686.239673] [] ? zone_watermark_ok_safe+0x250/0x250 [ 686.239682] [] ? shrink_node+0x740/0x740 [ 686.239692] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 686.239701] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 686.239710] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 686.239720] [] ? check_preemption_disabled+0x3b/0x200 [ 686.239728] [] ? find_get_entry+0x11a/0x570 [ 686.239736] [] ? find_get_entry+0x141/0x570 [ 686.239743] [] ? page_cache_prev_hole+0x80/0x80 [ 686.239753] [] ? autoremove_wake_function+0x40/0x40 [ 686.239761] [] ? pagecache_get_page+0x131/0x710 [ 686.239770] [] filemap_fault+0xaf1/0x1110 [ 686.239779] [] ext4_filemap_fault+0x71/0xa0 [ 686.239787] [] __do_fault+0x223/0x500 [ 686.239795] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 686.239803] [] ? handle_mm_fault+0x1d4f/0x2350 [ 686.239811] [] handle_mm_fault+0x1326/0x2350 [ 686.239819] [] ? vm_insert_page+0x6f0/0x6f0 [ 686.239826] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 686.239837] [] __do_page_fault+0x403/0xa60 [ 686.239845] [] ? bad_area_access_error+0x3a0/0x3a0 [ 686.239857] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 686.239864] [] do_page_fault+0x27/0x30 [ 686.239874] [] page_fault+0x25/0x30 [ 686.239878] Mem-Info: [ 686.239897] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 686.239897] active_file:0 inactive_file:60 isolated_file:0 [ 686.239897] unevictable:0 dirty:0 writeback:0 unstable:0 [ 686.239897] slab_reclaimable:4607 slab_unreclaimable:57074 [ 686.239897] mapped:33 shmem:48 pagetables:353 bounce:0 [ 686.239897] free:5969 free_pcp:79 free_cma:0 [ 686.239912] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 686.239933] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 686.239962] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227944kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 686.240022] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 686.240072] 0 pages in swap cache [ 686.240076] Swap cache stats: add 0, delete 0, find 0/0 [ 686.240079] Free swap = 0kB [ 686.240081] Total swap = 0kB [ 686.240083] 1965979 pages RAM [ 686.240086] 0 pages HighMem/MovableOnly [ 686.240088] 313617 pages reserved [ 686.990623] cron: page allocation stalls for 90040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 686.990634] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 686.990651] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 686.990662] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 686.990673] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 686.990675] Call Trace: [ 686.990695] [] dump_stack+0xc1/0x128 [ 686.990705] [] warn_alloc.cold.31+0x7f/0x9c [ 686.990716] [] ? zone_watermark_ok_safe+0x250/0x250 [ 686.990725] [] ? shrink_node+0x740/0x740 [ 686.990735] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 686.990744] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 686.990753] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 686.990762] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 686.990770] [] ? find_get_entry+0x11a/0x570 [ 686.990778] [] ? find_get_entry+0x141/0x570 [ 686.990785] [] ? page_cache_prev_hole+0x80/0x80 [ 686.990793] [] ? pagecache_get_page+0x131/0x710 [ 686.990802] [] filemap_fault+0xaf1/0x1110 [ 686.990812] [] ext4_filemap_fault+0x71/0xa0 [ 686.990820] [] __do_fault+0x223/0x500 [ 686.990827] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 686.990836] [] ? generic_file_readonly_mmap+0x190/0x190 [ 686.990844] [] handle_mm_fault+0x1326/0x2350 [ 686.990852] [] ? vm_insert_page+0x6f0/0x6f0 [ 686.990861] [] ? hrtimer_nanosleep+0x38c/0x550 [ 686.990872] [] __do_page_fault+0x403/0xa60 [ 686.990880] [] ? bad_area_access_error+0x3a0/0x3a0 [ 686.990891] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 686.990899] [] do_page_fault+0x27/0x30 [ 686.990908] [] page_fault+0x25/0x30 [ 686.990912] Mem-Info: [ 686.990932] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 686.990932] active_file:0 inactive_file:60 isolated_file:0 [ 686.990932] unevictable:0 dirty:0 writeback:0 unstable:0 [ 686.990932] slab_reclaimable:4607 slab_unreclaimable:57074 [ 686.990932] mapped:33 shmem:48 pagetables:353 bounce:0 [ 686.990932] free:5969 free_pcp:79 free_cma:0 [ 686.990946] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 686.990966] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 686.990995] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227944kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:92kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 686.991054] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 686.991113] 0 pages in swap cache [ 686.991117] Swap cache stats: add 0, delete 0, find 0/0 [ 686.991119] Free swap = 0kB [ 686.991121] Total swap = 0kB [ 686.991124] 1965979 pages RAM [ 686.991126] 0 pages HighMem/MovableOnly [ 686.991129] 313617 pages reserved [ 687.067713] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 687.067713] to free 152kB on behalf of 'syz-execprog' (2163) because [ 687.067713] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 687.067713] Free memory is -13628kB above reserved [ 687.067724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 687.067724] to free 152kB on behalf of 'syz-execprog' (2158) because [ 687.067724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 687.067724] Free memory is -13628kB above reserved [ 688.077725] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 688.077725] to free 152kB on behalf of 'udevd' (470) because [ 688.077725] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 688.077725] Free memory is -13628kB above reserved [ 688.359271] init: page allocation stalls for 120010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 688.359283] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 688.359304] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 688.359316] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 688.359327] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 688.359329] Call Trace: [ 688.359350] [] dump_stack+0xc1/0x128 [ 688.359361] [] warn_alloc.cold.31+0x7f/0x9c [ 688.359372] [] ? zone_watermark_ok_safe+0x250/0x250 [ 688.359381] [] ? shrink_node+0x740/0x740 [ 688.359391] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 688.359401] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 688.359410] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 688.359419] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 688.359427] [] ? find_get_entry+0x11a/0x570 [ 688.359435] [] ? find_get_entry+0x141/0x570 [ 688.359443] [] ? page_cache_prev_hole+0x80/0x80 [ 688.359452] [] ? __lock_acquire+0x654/0x4a10 [ 688.359459] [] ? pagecache_get_page+0x131/0x710 [ 688.359468] [] filemap_fault+0xaf1/0x1110 [ 688.359478] [] ext4_filemap_fault+0x71/0xa0 [ 688.359486] [] __do_fault+0x223/0x500 [ 688.359493] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 688.359502] [] ? generic_file_readonly_mmap+0x190/0x190 [ 688.359510] [] handle_mm_fault+0x1326/0x2350 [ 688.359518] [] ? vm_insert_page+0x6f0/0x6f0 [ 688.359528] [] ? kvm_clock_get_cycles+0x9/0x10 [ 688.359537] [] __do_page_fault+0x403/0xa60 [ 688.359546] [] ? bad_area_access_error+0x3a0/0x3a0 [ 688.359557] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 688.359565] [] do_page_fault+0x27/0x30 [ 688.359574] [] page_fault+0x25/0x30 [ 688.359578] Mem-Info: [ 688.359607] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 688.359607] active_file:0 inactive_file:60 isolated_file:0 [ 688.359607] unevictable:0 dirty:0 writeback:0 unstable:0 [ 688.359607] slab_reclaimable:4607 slab_unreclaimable:57074 [ 688.359607] mapped:33 shmem:48 pagetables:353 bounce:0 [ 688.359607] free:5969 free_pcp:79 free_cma:0 [ 688.359622] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 688.359643] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 688.359672] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227944kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:196kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 688.359732] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 688.359782] 0 pages in swap cache [ 688.359787] Swap cache stats: add 0, delete 0, find 0/0 [ 688.359789] Free swap = 0kB [ 688.359791] Total swap = 0kB [ 688.359794] 1965979 pages RAM [ 688.359796] 0 pages HighMem/MovableOnly [ 688.359798] 313617 pages reserved [ 689.087711] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 689.087711] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 689.087711] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 689.087711] Free memory is -13628kB above reserved [ 690.097755] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 690.097755] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 690.097755] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 690.097755] Free memory is -13628kB above reserved [ 691.107713] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 691.107713] to free 152kB on behalf of 'syz-execprog' (2158) because [ 691.107713] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 691.107713] Free memory is -13628kB above reserved [ 691.107724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 691.107724] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 691.107724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 691.107724] Free memory is -13628kB above reserved [ 692.117722] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 692.117722] to free 152kB on behalf of 'init' (1) because [ 692.117722] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 692.117722] Free memory is -13628kB above reserved [ 693.127743] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 693.127743] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 693.127743] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 693.127743] Free memory is -13628kB above reserved [ 693.127764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 693.127764] to free 152kB on behalf of 'syz-execprog' (2160) because [ 693.127764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 693.127764] Free memory is -13628kB above reserved [ 694.137723] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 694.137723] to free 152kB on behalf of 'cron' (1951) because [ 694.137723] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 694.137723] Free memory is -13628kB above reserved [ 694.137737] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 694.137737] to free 152kB on behalf of 'syz-execprog' (2160) because [ 694.137737] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 694.137737] Free memory is -13628kB above reserved [ 694.251865] syz-execprog: page allocation stalls for 70010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 694.251876] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 694.251894] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 694.251905] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 694.251916] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 694.251918] Call Trace: [ 694.251938] [] dump_stack+0xc1/0x128 [ 694.251950] [] warn_alloc.cold.31+0x7f/0x9c [ 694.251961] [] ? zone_watermark_ok_safe+0x250/0x250 [ 694.251970] [] ? shrink_node+0x740/0x740 [ 694.251980] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 694.251990] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 694.251999] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 694.252009] [] ? check_preemption_disabled+0x3b/0x200 [ 694.252017] [] ? find_get_entry+0x11a/0x570 [ 694.252024] [] ? find_get_entry+0x141/0x570 [ 694.252032] [] ? page_cache_prev_hole+0x80/0x80 [ 694.252042] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 694.252049] [] ? pagecache_get_page+0x131/0x710 [ 694.252057] [] filemap_fault+0xaf1/0x1110 [ 694.252067] [] ext4_filemap_fault+0x71/0xa0 [ 694.252075] [] __do_fault+0x223/0x500 [ 694.252082] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 694.252091] [] ? handle_mm_fault+0x1d4f/0x2350 [ 694.252098] [] handle_mm_fault+0x1326/0x2350 [ 694.252105] [] ? vm_insert_page+0x6f0/0x6f0 [ 694.252115] [] ? kvm_clock_read+0x23/0x40 [ 694.252123] [] ? kvm_clock_get_cycles+0x9/0x10 [ 694.252131] [] ? memset+0x31/0x40 [ 694.252140] [] __do_page_fault+0x403/0xa60 [ 694.252149] [] ? __fget_light+0x169/0x1f0 [ 694.252157] [] ? bad_area_access_error+0x3a0/0x3a0 [ 694.252168] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 694.252176] [] do_page_fault+0x27/0x30 [ 694.252186] [] page_fault+0x25/0x30 [ 694.252190] Mem-Info: [ 694.252209] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 694.252209] active_file:0 inactive_file:60 isolated_file:0 [ 694.252209] unevictable:0 dirty:0 writeback:0 unstable:0 [ 694.252209] slab_reclaimable:4607 slab_unreclaimable:57075 [ 694.252209] mapped:33 shmem:48 pagetables:353 bounce:0 [ 694.252209] free:5969 free_pcp:78 free_cma:0 [ 694.252224] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 694.252244] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 694.252273] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 694.252333] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 694.252383] 0 pages in swap cache [ 694.252387] Swap cache stats: add 0, delete 0, find 0/0 [ 694.252390] Free swap = 0kB [ 694.252392] Total swap = 0kB [ 694.252395] 1965979 pages RAM [ 694.252397] 0 pages HighMem/MovableOnly [ 694.252399] 313617 pages reserved [ 695.147729] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 695.147729] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 695.147729] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 695.147729] Free memory is -13628kB above reserved [ 695.147740] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 695.147740] to free 152kB on behalf of 'cron' (1951) because [ 695.147740] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 695.147740] Free memory is -13628kB above reserved [ 695.161295] syz-execprog: page allocation stalls for 130010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 695.161307] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 695.161325] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 695.161336] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 695.161348] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 695.161350] Call Trace: [ 695.161370] [] dump_stack+0xc1/0x128 [ 695.161381] [] warn_alloc.cold.31+0x7f/0x9c [ 695.161392] [] ? zone_watermark_ok_safe+0x250/0x250 [ 695.161402] [] ? shrink_node+0x740/0x740 [ 695.161411] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 695.161420] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 695.161430] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 695.161439] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 695.161447] [] ? find_get_entry+0x11a/0x570 [ 695.161455] [] ? find_get_entry+0x141/0x570 [ 695.161462] [] ? page_cache_prev_hole+0x80/0x80 [ 695.161473] [] ? autoremove_wake_function+0x40/0x40 [ 695.161481] [] ? pagecache_get_page+0x131/0x710 [ 695.161489] [] filemap_fault+0xaf1/0x1110 [ 695.161499] [] ext4_filemap_fault+0x71/0xa0 [ 695.161507] [] __do_fault+0x223/0x500 [ 695.161514] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 695.161523] [] ? generic_file_readonly_mmap+0x190/0x190 [ 695.161531] [] handle_mm_fault+0x1326/0x2350 [ 695.161539] [] ? ep_poll+0x18f/0xb20 [ 695.161547] [] ? vm_insert_page+0x6f0/0x6f0 [ 695.161554] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 695.161565] [] __do_page_fault+0x403/0xa60 [ 695.161574] [] ? __fget_light+0x169/0x1f0 [ 695.161582] [] ? bad_area_access_error+0x3a0/0x3a0 [ 695.161593] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 695.161599] [] do_page_fault+0x27/0x30 [ 695.161609] [] page_fault+0x25/0x30 [ 695.161612] Mem-Info: [ 695.161632] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 695.161632] active_file:0 inactive_file:60 isolated_file:0 [ 695.161632] unevictable:0 dirty:0 writeback:0 unstable:0 [ 695.161632] slab_reclaimable:4607 slab_unreclaimable:57075 [ 695.161632] mapped:33 shmem:48 pagetables:353 bounce:0 [ 695.161632] free:5969 free_pcp:78 free_cma:0 [ 695.161646] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 695.161666] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 695.161693] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 695.161752] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 695.161800] 0 pages in swap cache [ 695.161804] Swap cache stats: add 0, delete 0, find 0/0 [ 695.161807] Free swap = 0kB [ 695.161809] Total swap = 0kB [ 695.161811] 1965979 pages RAM [ 695.161814] 0 pages HighMem/MovableOnly [ 695.161816] 313617 pages reserved [ 695.297265] udevd: page allocation stalls for 130040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 695.297275] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 695.297293] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 695.297304] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 695.297315] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 695.297317] Call Trace: [ 695.297337] [] dump_stack+0xc1/0x128 [ 695.297347] [] warn_alloc.cold.31+0x7f/0x9c [ 695.297358] [] ? zone_watermark_ok_safe+0x250/0x250 [ 695.297368] [] ? shrink_node+0x740/0x740 [ 695.297377] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 695.297388] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 695.297398] [] ? check_preemption_disabled+0x3b/0x200 [ 695.297406] [] ? find_get_entry+0x11a/0x570 [ 695.297414] [] ? find_get_entry+0x141/0x570 [ 695.297422] [] ? page_cache_prev_hole+0x80/0x80 [ 695.297432] [] ? autoremove_wake_function+0x40/0x40 [ 695.297440] [] ? pagecache_get_page+0x131/0x710 [ 695.297448] [] filemap_fault+0xaf1/0x1110 [ 695.297458] [] ext4_filemap_fault+0x71/0xa0 [ 695.297466] [] __do_fault+0x223/0x500 [ 695.297473] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 695.297482] [] ? generic_file_readonly_mmap+0x190/0x190 [ 695.297490] [] handle_mm_fault+0x1326/0x2350 [ 695.297501] [] ? mntput_no_expire+0xcc/0x840 [ 695.297508] [] ? vm_insert_page+0x6f0/0x6f0 [ 695.297516] [] ? mnt_get_count+0x140/0x140 [ 695.297527] [] ? dput.part.9+0x2a/0x7a0 [ 695.297536] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 695.297546] [] __do_page_fault+0x403/0xa60 [ 695.297554] [] ? bad_area_access_error+0x3a0/0x3a0 [ 695.297565] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 695.297573] [] do_page_fault+0x27/0x30 [ 695.297582] [] page_fault+0x25/0x30 [ 695.297586] Mem-Info: [ 695.297615] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 695.297615] active_file:0 inactive_file:60 isolated_file:0 [ 695.297615] unevictable:0 dirty:0 writeback:0 unstable:0 [ 695.297615] slab_reclaimable:4607 slab_unreclaimable:57075 [ 695.297615] mapped:33 shmem:48 pagetables:353 bounce:0 [ 695.297615] free:5969 free_pcp:78 free_cma:0 [ 695.297686] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 695.297704] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 695.297730] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 695.297787] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 695.297836] 0 pages in swap cache [ 695.297840] Swap cache stats: add 0, delete 0, find 0/0 [ 695.297843] Free swap = 0kB [ 695.297845] Total swap = 0kB [ 695.297848] 1965979 pages RAM [ 695.297850] 0 pages HighMem/MovableOnly [ 695.297852] 313617 pages reserved [ 696.157797] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 696.157797] to free 152kB on behalf of 'syz-execprog' (2160) because [ 696.157797] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 696.157797] Free memory is -13628kB above reserved [ 696.157809] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 696.157809] to free 152kB on behalf of 'init' (1) because [ 696.157809] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 696.157809] Free memory is -13628kB above reserved [ 696.238164] syz-execprog: page allocation stalls for 130040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 696.238174] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 696.238193] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 696.238204] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 696.238215] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 696.238217] Call Trace: [ 696.238237] [] dump_stack+0xc1/0x128 [ 696.238248] [] warn_alloc.cold.31+0x7f/0x9c [ 696.238259] [] ? zone_watermark_ok_safe+0x250/0x250 [ 696.238268] [] ? shrink_node+0x740/0x740 [ 696.238277] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 696.238286] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 696.238296] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 696.238307] [] ? check_preemption_disabled+0x3b/0x200 [ 696.238315] [] ? find_get_entry+0x11a/0x570 [ 696.238323] [] ? find_get_entry+0x141/0x570 [ 696.238330] [] ? page_cache_prev_hole+0x80/0x80 [ 696.238341] [] ? autoremove_wake_function+0x40/0x40 [ 696.238349] [] ? pagecache_get_page+0x131/0x710 [ 696.238357] [] filemap_fault+0xaf1/0x1110 [ 696.238367] [] ext4_filemap_fault+0x71/0xa0 [ 696.238375] [] __do_fault+0x223/0x500 [ 696.238383] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 696.238391] [] ? handle_mm_fault+0x1d4f/0x2350 [ 696.238398] [] handle_mm_fault+0x1326/0x2350 [ 696.238406] [] ? vm_insert_page+0x6f0/0x6f0 [ 696.238414] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 696.238424] [] __do_page_fault+0x403/0xa60 [ 696.238432] [] ? bad_area_access_error+0x3a0/0x3a0 [ 696.238443] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 696.238451] [] do_page_fault+0x27/0x30 [ 696.238461] [] page_fault+0x25/0x30 [ 696.238465] Mem-Info: [ 696.238485] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 696.238485] active_file:0 inactive_file:60 isolated_file:0 [ 696.238485] unevictable:0 dirty:0 writeback:0 unstable:0 [ 696.238485] slab_reclaimable:4607 slab_unreclaimable:57075 [ 696.238485] mapped:33 shmem:48 pagetables:353 bounce:0 [ 696.238485] free:5969 free_pcp:78 free_cma:0 [ 696.238500] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 696.238520] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 696.238549] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 696.238606] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 696.238655] 0 pages in swap cache [ 696.238660] Swap cache stats: add 0, delete 0, find 0/0 [ 696.238662] Free swap = 0kB [ 696.238664] Total swap = 0kB [ 696.238667] 1965979 pages RAM [ 696.238669] 0 pages HighMem/MovableOnly [ 696.238671] 313617 pages reserved [ 696.971003] cron: page allocation stalls for 100020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 696.971013] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 696.971031] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 696.971042] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 696.971053] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 696.971055] Call Trace: [ 696.971075] [] dump_stack+0xc1/0x128 [ 696.971086] [] warn_alloc.cold.31+0x7f/0x9c [ 696.971107] [] ? zone_watermark_ok_safe+0x250/0x250 [ 696.971116] [] ? shrink_node+0x740/0x740 [ 696.971126] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 696.971135] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 696.971145] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 696.971154] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 696.971162] [] ? find_get_entry+0x11a/0x570 [ 696.971170] [] ? find_get_entry+0x141/0x570 [ 696.971177] [] ? page_cache_prev_hole+0x80/0x80 [ 696.971185] [] ? pagecache_get_page+0x131/0x710 [ 696.971194] [] filemap_fault+0xaf1/0x1110 [ 696.971204] [] ext4_filemap_fault+0x71/0xa0 [ 696.971212] [] __do_fault+0x223/0x500 [ 696.971219] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 696.971228] [] ? generic_file_readonly_mmap+0x190/0x190 [ 696.971236] [] handle_mm_fault+0x1326/0x2350 [ 696.971244] [] ? vm_insert_page+0x6f0/0x6f0 [ 696.971253] [] ? hrtimer_nanosleep+0x38c/0x550 [ 696.971263] [] __do_page_fault+0x403/0xa60 [ 696.971271] [] ? bad_area_access_error+0x3a0/0x3a0 [ 696.971282] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 696.971290] [] do_page_fault+0x27/0x30 [ 696.971299] [] page_fault+0x25/0x30 [ 696.971303] Mem-Info: [ 696.971322] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 696.971322] active_file:0 inactive_file:60 isolated_file:0 [ 696.971322] unevictable:0 dirty:0 writeback:0 unstable:0 [ 696.971322] slab_reclaimable:4607 slab_unreclaimable:57075 [ 696.971322] mapped:33 shmem:48 pagetables:353 bounce:0 [ 696.971322] free:5969 free_pcp:78 free_cma:0 [ 696.971337] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 696.971358] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 696.971386] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 696.971446] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 696.971496] 0 pages in swap cache [ 696.971501] Swap cache stats: add 0, delete 0, find 0/0 [ 696.971503] Free swap = 0kB [ 696.971505] Total swap = 0kB [ 696.971508] 1965979 pages RAM [ 696.971511] 0 pages HighMem/MovableOnly [ 696.971513] 313617 pages reserved [ 697.167812] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 697.167812] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 697.167812] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 697.167812] Free memory is -13628kB above reserved [ 698.177715] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 698.177715] to free 152kB on behalf of 'udevd' (470) because [ 698.177715] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 698.177715] Free memory is -13628kB above reserved [ 698.379192] init: page allocation stalls for 130030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 698.379202] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 698.379220] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 698.379231] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 698.379242] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 698.379245] Call Trace: [ 698.379265] [] dump_stack+0xc1/0x128 [ 698.379275] [] warn_alloc.cold.31+0x7f/0x9c [ 698.379286] [] ? zone_watermark_ok_safe+0x250/0x250 [ 698.379296] [] ? shrink_node+0x740/0x740 [ 698.379305] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 698.379315] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 698.379324] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 698.379334] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 698.379342] [] ? find_get_entry+0x11a/0x570 [ 698.379350] [] ? find_get_entry+0x141/0x570 [ 698.379375] [] ? page_cache_prev_hole+0x80/0x80 [ 698.379385] [] ? __lock_acquire+0x654/0x4a10 [ 698.379393] [] ? pagecache_get_page+0x131/0x710 [ 698.379401] [] filemap_fault+0xaf1/0x1110 [ 698.379410] [] ext4_filemap_fault+0x71/0xa0 [ 698.379418] [] __do_fault+0x223/0x500 [ 698.379426] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 698.379434] [] ? generic_file_readonly_mmap+0x190/0x190 [ 698.379442] [] handle_mm_fault+0x1326/0x2350 [ 698.379450] [] ? vm_insert_page+0x6f0/0x6f0 [ 698.379461] [] ? kvm_clock_get_cycles+0x9/0x10 [ 698.379470] [] __do_page_fault+0x403/0xa60 [ 698.379478] [] ? bad_area_access_error+0x3a0/0x3a0 [ 698.379489] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 698.379497] [] do_page_fault+0x27/0x30 [ 698.379506] [] page_fault+0x25/0x30 [ 698.379510] Mem-Info: [ 698.379530] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 698.379530] active_file:0 inactive_file:60 isolated_file:0 [ 698.379530] unevictable:0 dirty:0 writeback:0 unstable:0 [ 698.379530] slab_reclaimable:4607 slab_unreclaimable:57075 [ 698.379530] mapped:33 shmem:48 pagetables:353 bounce:0 [ 698.379530] free:5969 free_pcp:78 free_cma:0 [ 698.379545] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 698.379565] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 698.379595] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 698.379662] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 698.379712] 0 pages in swap cache [ 698.379717] Swap cache stats: add 0, delete 0, find 0/0 [ 698.379719] Free swap = 0kB [ 698.379721] Total swap = 0kB [ 698.379724] 1965979 pages RAM [ 698.379726] 0 pages HighMem/MovableOnly [ 698.379729] 313617 pages reserved [ 699.187735] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 699.187735] to free 152kB on behalf of 'init' (1) because [ 699.187735] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 699.187735] Free memory is -13628kB above reserved [ 700.197761] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 700.197761] to free 152kB on behalf of 'syz-execprog' (2158) because [ 700.197761] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 700.197761] Free memory is -13628kB above reserved [ 700.197781] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 700.197781] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 700.197781] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 700.197781] Free memory is -13628kB above reserved [ 701.207799] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 701.207799] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 701.207799] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 701.207799] Free memory is -13628kB above reserved [ 701.207811] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 701.207811] to free 152kB on behalf of 'syz-execprog' (2163) because [ 701.207811] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 701.207811] Free memory is -13628kB above reserved [ 702.217725] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 702.217725] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 702.217725] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 702.217725] Free memory is -13628kB above reserved [ 703.227772] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 703.227772] to free 152kB on behalf of 'udevd' (470) because [ 703.227772] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 703.227772] Free memory is -13628kB above reserved [ 704.237734] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 704.237734] to free 152kB on behalf of 'syz-execprog' (2158) because [ 704.237734] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 704.237734] Free memory is -13628kB above reserved [ 704.237745] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 704.237745] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 704.237745] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 704.237745] Free memory is -13628kB above reserved [ 704.287545] syz-execprog: page allocation stalls for 80040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 704.287555] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 704.287573] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 704.287584] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 704.287603] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 704.287604] Call Trace: [ 704.287623] [] dump_stack+0xc1/0x128 [ 704.287633] [] warn_alloc.cold.31+0x7f/0x9c [ 704.287643] [] ? zone_watermark_ok_safe+0x250/0x250 [ 704.287652] [] ? shrink_node+0x740/0x740 [ 704.287660] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 704.287669] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 704.287678] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 704.287689] [] ? check_preemption_disabled+0x3b/0x200 [ 704.287696] [] ? find_get_entry+0x11a/0x570 [ 704.287704] [] ? find_get_entry+0x141/0x570 [ 704.287711] [] ? page_cache_prev_hole+0x80/0x80 [ 704.287721] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 704.287728] [] ? pagecache_get_page+0x131/0x710 [ 704.287736] [] filemap_fault+0xaf1/0x1110 [ 704.287745] [] ext4_filemap_fault+0x71/0xa0 [ 704.287752] [] __do_fault+0x223/0x500 [ 704.287760] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 704.287768] [] ? handle_mm_fault+0x1d4f/0x2350 [ 704.287776] [] handle_mm_fault+0x1326/0x2350 [ 704.287783] [] ? vm_insert_page+0x6f0/0x6f0 [ 704.287793] [] ? kvm_clock_read+0x23/0x40 [ 704.287801] [] ? kvm_clock_get_cycles+0x9/0x10 [ 704.287809] [] ? memset+0x31/0x40 [ 704.287818] [] __do_page_fault+0x403/0xa60 [ 704.287827] [] ? __fget_light+0x169/0x1f0 [ 704.287835] [] ? bad_area_access_error+0x3a0/0x3a0 [ 704.287846] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 704.287853] [] do_page_fault+0x27/0x30 [ 704.287863] [] page_fault+0x25/0x30 [ 704.287913] Mem-Info: [ 704.287932] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 704.287932] active_file:0 inactive_file:60 isolated_file:0 [ 704.287932] unevictable:0 dirty:0 writeback:0 unstable:0 [ 704.287932] slab_reclaimable:4607 slab_unreclaimable:57075 [ 704.287932] mapped:33 shmem:48 pagetables:353 bounce:0 [ 704.287932] free:5969 free_pcp:78 free_cma:0 [ 704.287947] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 704.287967] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 704.287995] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 704.288056] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 704.288114] 0 pages in swap cache [ 704.288118] Swap cache stats: add 0, delete 0, find 0/0 [ 704.288121] Free swap = 0kB [ 704.288123] Total swap = 0kB [ 704.288125] 1965979 pages RAM [ 704.288128] 0 pages HighMem/MovableOnly [ 704.288130] 313617 pages reserved [ 705.157953] syz-execprog: page allocation stalls for 140010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 705.157964] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 705.157982] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 705.157994] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 705.158005] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 705.158007] Call Trace: [ 705.158027] [] dump_stack+0xc1/0x128 [ 705.158039] [] warn_alloc.cold.31+0x7f/0x9c [ 705.158049] [] ? zone_watermark_ok_safe+0x250/0x250 [ 705.158059] [] ? shrink_node+0x740/0x740 [ 705.158068] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 705.158077] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 705.158087] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 705.158096] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 705.158104] [] ? find_get_entry+0x11a/0x570 [ 705.158111] [] ? find_get_entry+0x141/0x570 [ 705.158119] [] ? page_cache_prev_hole+0x80/0x80 [ 705.158129] [] ? autoremove_wake_function+0x40/0x40 [ 705.158137] [] ? pagecache_get_page+0x131/0x710 [ 705.158145] [] filemap_fault+0xaf1/0x1110 [ 705.158154] [] ext4_filemap_fault+0x71/0xa0 [ 705.158162] [] __do_fault+0x223/0x500 [ 705.158169] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 705.158178] [] ? generic_file_readonly_mmap+0x190/0x190 [ 705.158186] [] handle_mm_fault+0x1326/0x2350 [ 705.158195] [] ? ep_poll+0x18f/0xb20 [ 705.158202] [] ? vm_insert_page+0x6f0/0x6f0 [ 705.158210] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 705.158220] [] __do_page_fault+0x403/0xa60 [ 705.158230] [] ? __fget_light+0x169/0x1f0 [ 705.158238] [] ? bad_area_access_error+0x3a0/0x3a0 [ 705.158248] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 705.158256] [] do_page_fault+0x27/0x30 [ 705.158265] [] page_fault+0x25/0x30 [ 705.158269] Mem-Info: [ 705.158288] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 705.158288] active_file:0 inactive_file:60 isolated_file:0 [ 705.158288] unevictable:0 dirty:0 writeback:0 unstable:0 [ 705.158288] slab_reclaimable:4607 slab_unreclaimable:57075 [ 705.158288] mapped:33 shmem:48 pagetables:353 bounce:0 [ 705.158288] free:5969 free_pcp:78 free_cma:0 [ 705.158303] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 705.158323] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 705.158353] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 705.158412] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 705.158462] 0 pages in swap cache [ 705.158466] Swap cache stats: add 0, delete 0, find 0/0 [ 705.158469] Free swap = 0kB [ 705.158471] Total swap = 0kB [ 705.158474] 1965979 pages RAM [ 705.158476] 0 pages HighMem/MovableOnly [ 705.158479] 313617 pages reserved [ 705.247760] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 705.247760] to free 152kB on behalf of 'syz-execprog' (2158) because [ 705.247760] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 705.247760] Free memory is -13628kB above reserved [ 705.257857] udevd: page allocation stalls for 140010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 705.257868] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 705.257884] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 705.257894] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 705.257904] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 705.257906] Call Trace: [ 705.257925] [] dump_stack+0xc1/0x128 [ 705.257936] [] warn_alloc.cold.31+0x7f/0x9c [ 705.257946] [] ? zone_watermark_ok_safe+0x250/0x250 [ 705.257955] [] ? shrink_node+0x740/0x740 [ 705.257964] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 705.257974] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 705.257983] [] ? check_preemption_disabled+0x3b/0x200 [ 705.257990] [] ? find_get_entry+0x11a/0x570 [ 705.257998] [] ? find_get_entry+0x141/0x570 [ 705.258004] [] ? page_cache_prev_hole+0x80/0x80 [ 705.258015] [] ? autoremove_wake_function+0x40/0x40 [ 705.258022] [] ? pagecache_get_page+0x131/0x710 [ 705.258029] [] filemap_fault+0xaf1/0x1110 [ 705.258038] [] ext4_filemap_fault+0x71/0xa0 [ 705.258045] [] __do_fault+0x223/0x500 [ 705.258052] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 705.258060] [] ? generic_file_readonly_mmap+0x190/0x190 [ 705.258068] [] handle_mm_fault+0x1326/0x2350 [ 705.258077] [] ? mntput_no_expire+0xcc/0x840 [ 705.258084] [] ? vm_insert_page+0x6f0/0x6f0 [ 705.258092] [] ? mnt_get_count+0x140/0x140 [ 705.258109] [] ? dput.part.9+0x2a/0x7a0 [ 705.258118] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 705.258128] [] __do_page_fault+0x403/0xa60 [ 705.258136] [] ? bad_area_access_error+0x3a0/0x3a0 [ 705.258146] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 705.258153] [] do_page_fault+0x27/0x30 [ 705.258163] [] page_fault+0x25/0x30 [ 705.258167] Mem-Info: [ 705.258185] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 705.258185] active_file:0 inactive_file:60 isolated_file:0 [ 705.258185] unevictable:0 dirty:0 writeback:0 unstable:0 [ 705.258185] slab_reclaimable:4607 slab_unreclaimable:57075 [ 705.258185] mapped:33 shmem:48 pagetables:353 bounce:0 [ 705.258185] free:5969 free_pcp:78 free_cma:0 [ 705.258199] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 705.258218] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 705.258244] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 705.258299] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 705.258344] 0 pages in swap cache [ 705.258348] Swap cache stats: add 0, delete 0, find 0/0 [ 705.258351] Free swap = 0kB [ 705.258353] Total swap = 0kB [ 705.258355] 1965979 pages RAM [ 705.258357] 0 pages HighMem/MovableOnly [ 705.258359] 313617 pages reserved [ 706.228382] syz-execprog: page allocation stalls for 140030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 706.228392] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 706.228411] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 706.228422] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 706.228433] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 706.228435] Call Trace: [ 706.228455] [] dump_stack+0xc1/0x128 [ 706.228466] [] warn_alloc.cold.31+0x7f/0x9c [ 706.228476] [] ? zone_watermark_ok_safe+0x250/0x250 [ 706.228485] [] ? shrink_node+0x740/0x740 [ 706.228494] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 706.228504] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 706.228512] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 706.228523] [] ? check_preemption_disabled+0x3b/0x200 [ 706.228531] [] ? find_get_entry+0x11a/0x570 [ 706.228539] [] ? find_get_entry+0x141/0x570 [ 706.228547] [] ? page_cache_prev_hole+0x80/0x80 [ 706.228557] [] ? autoremove_wake_function+0x40/0x40 [ 706.228565] [] ? pagecache_get_page+0x131/0x710 [ 706.228573] [] filemap_fault+0xaf1/0x1110 [ 706.228583] [] ext4_filemap_fault+0x71/0xa0 [ 706.228591] [] __do_fault+0x223/0x500 [ 706.228598] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 706.228605] [] ? handle_mm_fault+0x1d4f/0x2350 [ 706.228613] [] handle_mm_fault+0x1326/0x2350 [ 706.228621] [] ? vm_insert_page+0x6f0/0x6f0 [ 706.228629] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 706.228639] [] __do_page_fault+0x403/0xa60 [ 706.228647] [] ? bad_area_access_error+0x3a0/0x3a0 [ 706.228657] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 706.228665] [] do_page_fault+0x27/0x30 [ 706.228674] [] page_fault+0x25/0x30 [ 706.228678] Mem-Info: [ 706.228698] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 706.228698] active_file:0 inactive_file:60 isolated_file:0 [ 706.228698] unevictable:0 dirty:0 writeback:0 unstable:0 [ 706.228698] slab_reclaimable:4607 slab_unreclaimable:57075 [ 706.228698] mapped:33 shmem:48 pagetables:353 bounce:0 [ 706.228698] free:5969 free_pcp:78 free_cma:0 [ 706.228713] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 706.228733] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 706.228763] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 706.228822] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 706.228872] 0 pages in swap cache [ 706.228876] Swap cache stats: add 0, delete 0, find 0/0 [ 706.228879] Free swap = 0kB [ 706.228881] Total swap = 0kB [ 706.228884] 1965979 pages RAM [ 706.228886] 0 pages HighMem/MovableOnly [ 706.228888] 313617 pages reserved [ 706.257818] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 706.257818] to free 152kB on behalf of 'init' (1) because [ 706.257818] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 706.257818] Free memory is -13628kB above reserved [ 706.958485] cron: page allocation stalls for 110010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 706.958496] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 706.958514] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 706.958525] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 706.958536] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 706.958538] Call Trace: [ 706.958558] [] dump_stack+0xc1/0x128 [ 706.958568] [] warn_alloc.cold.31+0x7f/0x9c [ 706.958580] [] ? zone_watermark_ok_safe+0x250/0x250 [ 706.958589] [] ? shrink_node+0x740/0x740 [ 706.958598] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 706.958606] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 706.958615] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 706.958624] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 706.958632] [] ? find_get_entry+0x11a/0x570 [ 706.958640] [] ? find_get_entry+0x141/0x570 [ 706.958647] [] ? page_cache_prev_hole+0x80/0x80 [ 706.958655] [] ? pagecache_get_page+0x131/0x710 [ 706.958663] [] filemap_fault+0xaf1/0x1110 [ 706.958673] [] ext4_filemap_fault+0x71/0xa0 [ 706.958681] [] __do_fault+0x223/0x500 [ 706.958689] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 706.958697] [] ? generic_file_readonly_mmap+0x190/0x190 [ 706.958706] [] handle_mm_fault+0x1326/0x2350 [ 706.958713] [] ? vm_insert_page+0x6f0/0x6f0 [ 706.958722] [] ? hrtimer_nanosleep+0x38c/0x550 [ 706.958733] [] __do_page_fault+0x403/0xa60 [ 706.958741] [] ? bad_area_access_error+0x3a0/0x3a0 [ 706.958751] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 706.958759] [] do_page_fault+0x27/0x30 [ 706.958769] [] page_fault+0x25/0x30 [ 706.958773] Mem-Info: [ 706.958792] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 706.958792] active_file:0 inactive_file:60 isolated_file:0 [ 706.958792] unevictable:0 dirty:0 writeback:0 unstable:0 [ 706.958792] slab_reclaimable:4607 slab_unreclaimable:57075 [ 706.958792] mapped:33 shmem:48 pagetables:353 bounce:0 [ 706.958792] free:5969 free_pcp:78 free_cma:0 [ 706.958807] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 706.958828] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 706.958857] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 706.958917] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 706.958967] 0 pages in swap cache [ 706.958972] Swap cache stats: add 0, delete 0, find 0/0 [ 706.958974] Free swap = 0kB [ 706.958976] Total swap = 0kB [ 706.958979] 1965979 pages RAM [ 706.958981] 0 pages HighMem/MovableOnly [ 706.958984] 313617 pages reserved [ 707.267742] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 707.267742] to free 152kB on behalf of 'syz-execprog' (2160) because [ 707.267742] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 707.267742] Free memory is -13628kB above reserved [ 707.267753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 707.267753] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 707.267753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 707.267753] Free memory is -13628kB above reserved [ 708.277774] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 708.277774] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 708.277774] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 708.277774] Free memory is -13628kB above reserved [ 708.277792] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 708.277792] to free 152kB on behalf of 'syz-execprog' (2160) because [ 708.277792] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 708.277792] Free memory is -13628kB above reserved [ 708.366999] init: page allocation stalls for 140010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 708.367009] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 708.367028] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 708.367039] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 708.367050] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 708.367052] Call Trace: [ 708.367072] [] dump_stack+0xc1/0x128 [ 708.367083] [] warn_alloc.cold.31+0x7f/0x9c [ 708.367094] [] ? zone_watermark_ok_safe+0x250/0x250 [ 708.367113] [] ? shrink_node+0x740/0x740 [ 708.367122] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 708.367132] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 708.367140] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 708.367150] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 708.367158] [] ? find_get_entry+0x11a/0x570 [ 708.367166] [] ? find_get_entry+0x141/0x570 [ 708.367173] [] ? page_cache_prev_hole+0x80/0x80 [ 708.367182] [] ? __lock_acquire+0x654/0x4a10 [ 708.367190] [] ? pagecache_get_page+0x131/0x710 [ 708.367198] [] filemap_fault+0xaf1/0x1110 [ 708.367208] [] ext4_filemap_fault+0x71/0xa0 [ 708.367216] [] __do_fault+0x223/0x500 [ 708.367224] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 708.367232] [] ? generic_file_readonly_mmap+0x190/0x190 [ 708.367240] [] handle_mm_fault+0x1326/0x2350 [ 708.367249] [] ? vm_insert_page+0x6f0/0x6f0 [ 708.367259] [] ? kvm_clock_get_cycles+0x9/0x10 [ 708.367268] [] __do_page_fault+0x403/0xa60 [ 708.367277] [] ? bad_area_access_error+0x3a0/0x3a0 [ 708.367287] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 708.367295] [] do_page_fault+0x27/0x30 [ 708.367305] [] page_fault+0x25/0x30 [ 708.367309] Mem-Info: [ 708.367328] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 708.367328] active_file:0 inactive_file:60 isolated_file:0 [ 708.367328] unevictable:0 dirty:0 writeback:0 unstable:0 [ 708.367328] slab_reclaimable:4607 slab_unreclaimable:57075 [ 708.367328] mapped:33 shmem:48 pagetables:353 bounce:0 [ 708.367328] free:5969 free_pcp:78 free_cma:0 [ 708.367343] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 708.367364] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 708.367393] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 708.367451] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 708.367502] 0 pages in swap cache [ 708.367506] Swap cache stats: add 0, delete 0, find 0/0 [ 708.367509] Free swap = 0kB [ 708.367511] Total swap = 0kB [ 708.367513] 1965979 pages RAM [ 708.367516] 0 pages HighMem/MovableOnly [ 708.367518] 313617 pages reserved [ 709.287729] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 709.287729] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 709.287729] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 709.287729] Free memory is -13628kB above reserved [ 709.287740] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 709.287740] to free 152kB on behalf of 'udevd' (470) because [ 709.287740] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 709.287740] Free memory is -13628kB above reserved [ 710.297836] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 710.297836] to free 152kB on behalf of 'syz-execprog' (2158) because [ 710.297836] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 710.297836] Free memory is -13628kB above reserved [ 711.307758] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 711.307758] to free 152kB on behalf of 'cron' (1951) because [ 711.307758] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 711.307758] Free memory is -13628kB above reserved [ 712.317819] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 712.317819] to free 152kB on behalf of 'init' (1) because [ 712.317819] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 712.317819] Free memory is -13628kB above reserved [ 712.317831] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 712.317831] to free 152kB on behalf of 'syz-execprog' (2163) because [ 712.317831] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 712.317831] Free memory is -13628kB above reserved [ 713.327811] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 713.327811] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 713.327811] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 713.327811] Free memory is -13628kB above reserved [ 714.271244] syz-execprog: page allocation stalls for 90030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 714.271255] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 714.271273] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 714.271285] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 714.271296] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 714.271298] Call Trace: [ 714.271318] [] dump_stack+0xc1/0x128 [ 714.271329] [] warn_alloc.cold.31+0x7f/0x9c [ 714.271340] [] ? zone_watermark_ok_safe+0x250/0x250 [ 714.271350] [] ? shrink_node+0x740/0x740 [ 714.271359] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 714.271368] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 714.271377] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 714.271388] [] ? check_preemption_disabled+0x3b/0x200 [ 714.271396] [] ? find_get_entry+0x11a/0x570 [ 714.271404] [] ? find_get_entry+0x141/0x570 [ 714.271411] [] ? page_cache_prev_hole+0x80/0x80 [ 714.271421] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 714.271429] [] ? pagecache_get_page+0x131/0x710 [ 714.271438] [] filemap_fault+0xaf1/0x1110 [ 714.271448] [] ext4_filemap_fault+0x71/0xa0 [ 714.271456] [] __do_fault+0x223/0x500 [ 714.271463] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 714.271471] [] ? handle_mm_fault+0x1d4f/0x2350 [ 714.271479] [] handle_mm_fault+0x1326/0x2350 [ 714.271487] [] ? vm_insert_page+0x6f0/0x6f0 [ 714.271497] [] ? kvm_clock_read+0x23/0x40 [ 714.271505] [] ? kvm_clock_get_cycles+0x9/0x10 [ 714.271512] [] ? memset+0x31/0x40 [ 714.271522] [] __do_page_fault+0x403/0xa60 [ 714.271531] [] ? __fget_light+0x169/0x1f0 [ 714.271540] [] ? bad_area_access_error+0x3a0/0x3a0 [ 714.271551] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 714.271558] [] do_page_fault+0x27/0x30 [ 714.271568] [] page_fault+0x25/0x30 [ 714.271572] Mem-Info: [ 714.271591] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 714.271591] active_file:0 inactive_file:60 isolated_file:0 [ 714.271591] unevictable:0 dirty:0 writeback:0 unstable:0 [ 714.271591] slab_reclaimable:4607 slab_unreclaimable:57075 [ 714.271591] mapped:33 shmem:48 pagetables:353 bounce:0 [ 714.271591] free:5969 free_pcp:78 free_cma:0 [ 714.271614] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 714.271635] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 714.271672] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 714.271733] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 714.271783] 0 pages in swap cache [ 714.271787] Swap cache stats: add 0, delete 0, find 0/0 [ 714.271790] Free swap = 0kB [ 714.271792] Total swap = 0kB [ 714.271795] 1965979 pages RAM [ 714.271797] 0 pages HighMem/MovableOnly [ 714.271799] 313617 pages reserved [ 714.337848] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 714.337848] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 714.337848] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 714.337848] Free memory is -13628kB above reserved [ 715.208459] syz-execprog: page allocation stalls for 150060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 715.208471] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 715.208490] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 715.208501] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 715.208511] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 715.208514] Call Trace: [ 715.208534] [] dump_stack+0xc1/0x128 [ 715.208545] [] warn_alloc.cold.31+0x7f/0x9c [ 715.208556] [] ? zone_watermark_ok_safe+0x250/0x250 [ 715.208566] [] ? shrink_node+0x740/0x740 [ 715.208575] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 715.208585] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 715.208594] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 715.208603] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 715.208610] [] ? find_get_entry+0x11a/0x570 [ 715.208619] [] ? find_get_entry+0x141/0x570 [ 715.208626] [] ? page_cache_prev_hole+0x80/0x80 [ 715.208636] [] ? autoremove_wake_function+0x40/0x40 [ 715.208643] [] ? pagecache_get_page+0x131/0x710 [ 715.208651] [] filemap_fault+0xaf1/0x1110 [ 715.208661] [] ext4_filemap_fault+0x71/0xa0 [ 715.208669] [] __do_fault+0x223/0x500 [ 715.208676] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 715.208685] [] ? generic_file_readonly_mmap+0x190/0x190 [ 715.208693] [] handle_mm_fault+0x1326/0x2350 [ 715.208701] [] ? ep_poll+0x18f/0xb20 [ 715.208709] [] ? vm_insert_page+0x6f0/0x6f0 [ 715.208717] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 715.208727] [] __do_page_fault+0x403/0xa60 [ 715.208736] [] ? __fget_light+0x169/0x1f0 [ 715.208744] [] ? bad_area_access_error+0x3a0/0x3a0 [ 715.208755] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 715.208762] [] do_page_fault+0x27/0x30 [ 715.208772] [] page_fault+0x25/0x30 [ 715.208776] Mem-Info: [ 715.208794] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 715.208794] active_file:0 inactive_file:60 isolated_file:0 [ 715.208794] unevictable:0 dirty:0 writeback:0 unstable:0 [ 715.208794] slab_reclaimable:4607 slab_unreclaimable:57075 [ 715.208794] mapped:33 shmem:48 pagetables:353 bounce:0 [ 715.208794] free:5969 free_pcp:78 free_cma:0 ** 2 printk messages dropped ** [ 715.208839] lowmem_reserve[]: 0 3505 3505 [ 715.208859] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 715.208917] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 715.208966] 0 pages in swap cache [ 715.208970] Swap cache stats: add 0, delete 0, find 0/0 [ 715.208973] Free swap = 0kB [ 715.208975] Total swap = 0kB [ 715.208977] 1965979 pages RAM [ 715.208980] 0 pages HighMem/MovableOnly [ 715.208982] 313617 pages reserved [ 715.281282] udevd: page allocation stalls for 150030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 715.281292] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 715.281310] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 715.281321] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 715.281332] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 ** 33 printk messages dropped ** [ 715.281665] lowmem_reserve[]: 0 3505 3505 [ 715.281685] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 715.281744] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 715.281794] 0 pages in swap cache [ 715.281798] Swap cache stats: add 0, delete 0, find 0/0 [ 715.281801] Free swap = 0kB [ 715.281803] Total swap = 0kB [ 715.281805] 1965979 pages RAM [ 715.281808] 0 pages HighMem/MovableOnly [ 715.281810] 313617 pages reserved [ 715.347731] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 715.347731] to free 152kB on behalf of 'cron' (1951) because [ 715.347731] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 715.347731] Free memory is -13628kB above reserved [ 715.347742] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 715.347742] to free 152kB on behalf of 'syz-execprog' (2163) because [ 715.347742] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 715.347742] Free memory is -13628kB above reserved [ 716.231268] syz-execprog: page allocation stalls for 150030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 716.231279] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 716.231297] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 716.231308] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 716.231319] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 716.231321] Call Trace: [ 716.231340] [] dump_stack+0xc1/0x128 [ 716.231351] [] warn_alloc.cold.31+0x7f/0x9c [ 716.231362] [] ? zone_watermark_ok_safe+0x250/0x250 [ 716.231372] [] ? shrink_node+0x740/0x740 [ 716.231381] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 716.231391] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 716.231400] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 716.231411] [] ? check_preemption_disabled+0x3b/0x200 [ 716.231419] [] ? find_get_entry+0x11a/0x570 [ 716.231427] [] ? find_get_entry+0x141/0x570 [ 716.231435] [] ? page_cache_prev_hole+0x80/0x80 [ 716.231445] [] ? autoremove_wake_function+0x40/0x40 [ 716.231453] [] ? pagecache_get_page+0x131/0x710 [ 716.231461] [] filemap_fault+0xaf1/0x1110 [ 716.231471] [] ext4_filemap_fault+0x71/0xa0 [ 716.231479] [] __do_fault+0x223/0x500 ** 14 printk messages dropped ** [ 716.231641] lowmem_reserve[]: 0 3505 3505 [ 716.231661] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 716.231721] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 716.231771] 0 pages in swap cache [ 716.231775] Swap cache stats: add 0, delete 0, find 0/0 [ 716.231778] Free swap = 0kB [ 716.231780] Total swap = 0kB [ 716.231782] 1965979 pages RAM [ 716.231785] 0 pages HighMem/MovableOnly [ 716.231787] 313617 pages reserved [ 716.357754] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 716.357754] to free 152kB on behalf of 'syz-execprog' (2158) because [ 716.357754] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 716.357754] Free memory is -13628kB above reserved [ 716.357766] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 716.357766] to free 152kB on behalf of 'udevd' (470) because [ 716.357766] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 716.357766] Free memory is -13628kB above reserved [ 716.980979] cron: page allocation stalls for 120030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 716.980990] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 716.981006] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 716.981016] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 716.981026] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 716.981028] Call Trace: [ 716.981048] [] dump_stack+0xc1/0x128 [ 716.981058] [] warn_alloc.cold.31+0x7f/0x9c [ 716.981069] [] ? zone_watermark_ok_safe+0x250/0x250 [ 716.981080] [] ? shrink_node+0x740/0x740 [ 716.981089] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 716.981098] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 716.981114] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 716.981124] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 716.981131] [] ? find_get_entry+0x11a/0x570 [ 716.981139] [] ? find_get_entry+0x141/0x570 [ 716.981146] [] ? page_cache_prev_hole+0x80/0x80 [ 716.981154] [] ? pagecache_get_page+0x131/0x710 [ 716.981161] [] filemap_fault+0xaf1/0x1110 [ 716.981171] [] ext4_filemap_fault+0x71/0xa0 [ 716.981178] [] __do_fault+0x223/0x500 [ 716.981185] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 716.981193] [] ? generic_file_readonly_mmap+0x190/0x190 [ 716.981200] [] handle_mm_fault+0x1326/0x2350 [ 716.981207] [] ? vm_insert_page+0x6f0/0x6f0 [ 716.981215] [] ? hrtimer_nanosleep+0x38c/0x550 [ 716.981224] [] __do_page_fault+0x403/0xa60 [ 716.981232] [] ? bad_area_access_error+0x3a0/0x3a0 [ 716.981243] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 716.981250] [] do_page_fault+0x27/0x30 [ 716.981258] [] page_fault+0x25/0x30 [ 716.981262] Mem-Info: [ 716.981279] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 716.981279] active_file:0 inactive_file:60 isolated_file:0 [ 716.981279] unevictable:0 dirty:0 writeback:0 unstable:0 [ 716.981279] slab_reclaimable:4607 slab_unreclaimable:57075 [ 716.981279] mapped:33 shmem:48 pagetables:353 bounce:0 [ 716.981279] free:5969 free_pcp:78 free_cma:0 [ 716.981293] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 716.981312] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 716.981339] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 716.981394] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 716.981440] 0 pages in swap cache [ 716.981444] Swap cache stats: add 0, delete 0, find 0/0 [ 716.981446] Free swap = 0kB [ 716.981448] Total swap = 0kB [ 716.981450] 1965979 pages RAM [ 716.981452] 0 pages HighMem/MovableOnly [ 716.981454] 313617 pages reserved [ 717.367752] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 717.367752] to free 152kB on behalf of 'syz-execprog' (2163) because [ 717.367752] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 717.367752] Free memory is -13628kB above reserved [ 718.376180] init: page allocation stalls for 150020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 718.376190] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 718.376208] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 718.376219] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 718.376230] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 718.376232] Call Trace: [ 718.376253] [] dump_stack+0xc1/0x128 [ 718.376264] [] warn_alloc.cold.31+0x7f/0x9c [ 718.376275] [] ? zone_watermark_ok_safe+0x250/0x250 [ 718.376285] [] ? shrink_node+0x740/0x740 [ 718.376293] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 718.376303] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 718.376312] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 718.376321] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 718.376329] [] ? find_get_entry+0x11a/0x570 [ 718.376336] [] ? find_get_entry+0x141/0x570 [ 718.376344] [] ? page_cache_prev_hole+0x80/0x80 [ 718.376352] [] ? __lock_acquire+0x654/0x4a10 [ 718.376360] [] ? pagecache_get_page+0x131/0x710 [ 718.376368] [] filemap_fault+0xaf1/0x1110 [ 718.376378] [] ext4_filemap_fault+0x71/0xa0 [ 718.376386] [] __do_fault+0x223/0x500 [ 718.376394] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 718.376402] [] ? generic_file_readonly_mmap+0x190/0x190 [ 718.376410] [] handle_mm_fault+0x1326/0x2350 [ 718.376418] [] ? vm_insert_page+0x6f0/0x6f0 [ 718.376429] [] ? kvm_clock_get_cycles+0x9/0x10 [ 718.376439] [] __do_page_fault+0x403/0xa60 [ 718.376447] [] ? bad_area_access_error+0x3a0/0x3a0 [ 718.376458] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 718.376465] [] do_page_fault+0x27/0x30 [ 718.376475] [] page_fault+0x25/0x30 [ 718.376479] Mem-Info: [ 718.376499] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 718.376499] active_file:0 inactive_file:60 isolated_file:0 [ 718.376499] unevictable:0 dirty:0 writeback:0 unstable:0 [ 718.376499] slab_reclaimable:4607 slab_unreclaimable:57075 [ 718.376499] mapped:33 shmem:48 pagetables:353 bounce:0 [ 718.376499] free:5969 free_pcp:78 free_cma:0 [ 718.376513] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 718.376534] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 718.376563] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 718.376620] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 718.376670] 0 pages in swap cache [ 718.376674] Swap cache stats: add 0, delete 0, find 0/0 [ 718.376677] Free swap = 0kB [ 718.376679] Total swap = 0kB [ 718.376681] 1965979 pages RAM [ 718.376684] 0 pages HighMem/MovableOnly [ 718.376686] 313617 pages reserved [ 718.377740] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 718.377740] to free 152kB on behalf of 'init' (1) because [ 718.377740] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 718.377740] Free memory is -13628kB above reserved [ 719.387770] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 719.387770] to free 152kB on behalf of 'syz-execprog' (2158) because [ 719.387770] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 719.387770] Free memory is -13628kB above reserved [ 719.387782] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 719.387782] to free 152kB on behalf of 'cron' (1951) because [ 719.387782] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 719.387782] Free memory is -13628kB above reserved [ 720.397753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 720.397753] to free 152kB on behalf of 'syz-execprog' (2160) because [ 720.397753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 720.397753] Free memory is -13628kB above reserved [ 721.407803] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 721.407803] to free 152kB on behalf of 'udevd' (470) because [ 721.407803] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 721.407803] Free memory is -13628kB above reserved [ 721.407816] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 721.407816] to free 152kB on behalf of 'syz-execprog' (2163) because [ 721.407816] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 721.407816] Free memory is -13628kB above reserved [ 722.417758] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 722.417758] to free 152kB on behalf of 'cron' (1951) because [ 722.417758] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 722.417758] Free memory is -13628kB above reserved [ 723.427697] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 723.427697] to free 152kB on behalf of 'cron' (1951) because [ 723.427697] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 723.427697] Free memory is -13628kB above reserved [ 723.427709] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 723.427709] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 723.427709] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 723.427709] Free memory is -13628kB above reserved [ 724.288555] syz-execprog: page allocation stalls for 100050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 724.288567] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 724.288585] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 724.288596] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 724.288607] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 724.288610] Call Trace: [ 724.288639] [] dump_stack+0xc1/0x128 [ 724.288651] [] warn_alloc.cold.31+0x7f/0x9c [ 724.288662] [] ? zone_watermark_ok_safe+0x250/0x250 [ 724.288671] [] ? shrink_node+0x740/0x740 [ 724.288680] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 724.288689] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 724.288699] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 724.288709] [] ? check_preemption_disabled+0x3b/0x200 [ 724.288717] [] ? find_get_entry+0x11a/0x570 [ 724.288725] [] ? find_get_entry+0x141/0x570 [ 724.288732] [] ? page_cache_prev_hole+0x80/0x80 [ 724.288742] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 724.288750] [] ? pagecache_get_page+0x131/0x710 [ 724.288758] [] filemap_fault+0xaf1/0x1110 [ 724.288768] [] ext4_filemap_fault+0x71/0xa0 [ 724.288777] [] __do_fault+0x223/0x500 [ 724.288784] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 724.288792] [] ? handle_mm_fault+0x1d4f/0x2350 [ 724.288800] [] handle_mm_fault+0x1326/0x2350 [ 724.288808] [] ? vm_insert_page+0x6f0/0x6f0 [ 724.288818] [] ? kvm_clock_read+0x23/0x40 [ 724.288826] [] ? kvm_clock_get_cycles+0x9/0x10 [ 724.288834] [] ? memset+0x31/0x40 [ 724.288843] [] __do_page_fault+0x403/0xa60 [ 724.288853] [] ? __fget_light+0x169/0x1f0 [ 724.288861] [] ? bad_area_access_error+0x3a0/0x3a0 [ 724.288873] [] ? trace_hardirqs_off_thunk+0x1a/0x1c ** 6 printk messages dropped ** [ 724.288957] lowmem_reserve[]: 0 3505 3505 [ 724.288977] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 724.289037] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 724.289087] 0 pages in swap cache [ 724.289091] Swap cache stats: add 0, delete 0, find 0/0 [ 724.289094] Free swap = 0kB [ 724.289096] Total swap = 0kB [ 724.289099] 1965979 pages RAM [ 724.289101] 0 pages HighMem/MovableOnly [ 724.289104] 313617 pages reserved [ 724.437729] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 724.437729] to free 152kB on behalf of 'syz-execprog' (2163) because [ 724.437729] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 724.437729] Free memory is -13628kB above reserved [ 725.210752] syz-execprog: page allocation stalls for 160060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 725.210763] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 725.210779] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 725.210790] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 725.210800] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 725.210802] Call Trace: [ 725.210833] [] dump_stack+0xc1/0x128 [ 725.210849] [] warn_alloc.cold.31+0x7f/0x9c [ 725.210860] [] ? zone_watermark_ok_safe+0x250/0x250 [ 725.210873] [] ? shrink_node+0x740/0x740 [ 725.210882] [] __alloc_pages_nodemask+0x1566/0x1bd0 ** 27 printk messages dropped ** [ 725.211165] lowmem_reserve[]: 0 3505 3505 [ 725.211184] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 725.211239] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 725.211289] 0 pages in swap cache [ 725.211293] Swap cache stats: add 0, delete 0, find 0/0 [ 725.211296] Free swap = 0kB [ 725.211298] Total swap = 0kB [ 725.211300] 1965979 pages RAM [ 725.211302] 0 pages HighMem/MovableOnly [ 725.211304] 313617 pages reserved [ 725.258249] udevd: page allocation stalls for 160010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 725.258259] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 725.258276] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 725.258286] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 725.258297] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 725.258299] Call Trace: [ 725.258318] [] dump_stack+0xc1/0x128 [ 725.258329] [] warn_alloc.cold.31+0x7f/0x9c [ 725.258340] [] ? zone_watermark_ok_safe+0x250/0x250 [ 725.258349] [] ? shrink_node+0x740/0x740 [ 725.258358] [] __alloc_pages_nodemask+0x1566/0x1bd0 ** 29 printk messages dropped ** [ 725.258653] lowmem_reserve[]: 0 0 0 [ 725.258699] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 725.258745] 0 pages in swap cache [ 725.258749] Swap cache stats: add 0, delete 0, find 0/0 [ 725.258752] Free swap = 0kB [ 725.258754] Total swap = 0kB [ 725.258756] 1965979 pages RAM [ 725.258758] 0 pages HighMem/MovableOnly [ 725.258760] 313617 pages reserved [ 725.447821] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 725.447821] to free 152kB on behalf of 'init' (1) because [ 725.447821] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 725.447821] Free memory is -13628kB above reserved [ 725.447833] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 725.447833] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 725.447833] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 725.447833] Free memory is -13628kB above reserved [ 726.249158] syz-execprog: page allocation stalls for 160050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 726.249168] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 726.249186] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 726.249197] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 726.249208] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 726.249210] Call Trace: [ 726.249230] [] dump_stack+0xc1/0x128 [ 726.249241] [] warn_alloc.cold.31+0x7f/0x9c [ 726.249252] [] ? zone_watermark_ok_safe+0x250/0x250 [ 726.249261] [] ? shrink_node+0x740/0x740 [ 726.249271] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 726.249280] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 726.249289] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 726.249299] [] ? check_preemption_disabled+0x3b/0x200 [ 726.249307] [] ? find_get_entry+0x11a/0x570 [ 726.249315] [] ? find_get_entry+0x141/0x570 [ 726.249323] [] ? page_cache_prev_hole+0x80/0x80 [ 726.249334] [] ? autoremove_wake_function+0x40/0x40 [ 726.249341] [] ? pagecache_get_page+0x131/0x710 [ 726.249350] [] filemap_fault+0xaf1/0x1110 [ 726.249359] [] ext4_filemap_fault+0x71/0xa0 [ 726.249367] [] __do_fault+0x223/0x500 [ 726.249375] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 726.249383] [] ? handle_mm_fault+0x1d4f/0x2350 [ 726.249391] [] handle_mm_fault+0x1326/0x2350 [ 726.249399] [] ? vm_insert_page+0x6f0/0x6f0 [ 726.249406] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 726.249416] [] __do_page_fault+0x403/0xa60 ** 8 printk messages dropped ** [ 726.249519] lowmem_reserve[]: 0 3505 3505 [ 726.249539] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 726.249598] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 726.249646] 0 pages in swap cache [ 726.249651] Swap cache stats: add 0, delete 0, find 0/0 [ 726.249653] Free swap = 0kB [ 726.249655] Total swap = 0kB [ 726.249658] 1965979 pages RAM [ 726.249661] 0 pages HighMem/MovableOnly [ 726.249663] 313617 pages reserved [ 726.457751] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 726.457751] to free 152kB on behalf of 'syz-execprog' (2163) because [ 726.457751] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 726.457751] Free memory is -13628kB above reserved [ 726.457763] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 726.457763] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 726.457763] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 726.457763] Free memory is -13628kB above reserved [ 726.960374] cron: page allocation stalls for 130010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 726.960384] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 726.960402] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 726.960413] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 726.960424] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 726.960425] Call Trace: [ 726.960444] [] dump_stack+0xc1/0x128 [ 726.960455] [] warn_alloc.cold.31+0x7f/0x9c [ 726.960466] [] ? zone_watermark_ok_safe+0x250/0x250 [ 726.960476] [] ? shrink_node+0x740/0x740 [ 726.960485] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 726.960494] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 726.960503] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 726.960513] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 726.960521] [] ? find_get_entry+0x11a/0x570 [ 726.960529] [] ? find_get_entry+0x141/0x570 [ 726.960537] [] ? page_cache_prev_hole+0x80/0x80 [ 726.960545] [] ? pagecache_get_page+0x131/0x710 [ 726.960553] [] filemap_fault+0xaf1/0x1110 [ 726.960563] [] ext4_filemap_fault+0x71/0xa0 [ 726.960570] [] __do_fault+0x223/0x500 [ 726.960578] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 726.960586] [] ? generic_file_readonly_mmap+0x190/0x190 [ 726.960594] [] handle_mm_fault+0x1326/0x2350 [ 726.960602] [] ? vm_insert_page+0x6f0/0x6f0 [ 726.960632] [] ? hrtimer_nanosleep+0x38c/0x550 [ 726.960642] [] __do_page_fault+0x403/0xa60 [ 726.960651] [] ? bad_area_access_error+0x3a0/0x3a0 [ 726.960662] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 726.960670] [] do_page_fault+0x27/0x30 [ 726.960679] [] page_fault+0x25/0x30 [ 726.960683] Mem-Info: [ 726.960702] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 726.960702] active_file:0 inactive_file:60 isolated_file:0 [ 726.960702] unevictable:0 dirty:0 writeback:0 unstable:0 [ 726.960702] slab_reclaimable:4607 slab_unreclaimable:57075 [ 726.960702] mapped:33 shmem:48 pagetables:353 bounce:0 [ 726.960702] free:5969 free_pcp:78 free_cma:0 [ 726.960716] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 726.960736] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 726.960765] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 726.960825] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 726.960875] 0 pages in swap cache [ 726.960879] Swap cache stats: add 0, delete 0, find 0/0 [ 726.960881] Free swap = 0kB [ 726.960884] Total swap = 0kB [ 726.960886] 1965979 pages RAM [ 726.960889] 0 pages HighMem/MovableOnly [ 726.960891] 313617 pages reserved [ 727.467755] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 727.467755] to free 152kB on behalf of 'udevd' (470) because [ 727.467755] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 727.467755] Free memory is -13628kB above reserved [ 728.399712] init: page allocation stalls for 160050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 728.399722] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 728.399740] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 728.399750] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 728.399761] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 728.399763] Call Trace: [ 728.399783] [] dump_stack+0xc1/0x128 [ 728.399794] [] warn_alloc.cold.31+0x7f/0x9c [ 728.399805] [] ? zone_watermark_ok_safe+0x250/0x250 [ 728.399814] [] ? shrink_node+0x740/0x740 [ 728.399824] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 728.399833] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 728.399843] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 728.399852] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 728.399860] [] ? find_get_entry+0x11a/0x570 [ 728.399868] [] ? find_get_entry+0x141/0x570 [ 728.399876] [] ? page_cache_prev_hole+0x80/0x80 [ 728.399884] [] ? __lock_acquire+0x654/0x4a10 [ 728.399892] [] ? pagecache_get_page+0x131/0x710 [ 728.399900] [] filemap_fault+0xaf1/0x1110 [ 728.399911] [] ext4_filemap_fault+0x71/0xa0 [ 728.399919] [] __do_fault+0x223/0x500 [ 728.399926] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 728.399934] [] ? generic_file_readonly_mmap+0x190/0x190 [ 728.399943] [] handle_mm_fault+0x1326/0x2350 [ 728.399950] [] ? vm_insert_page+0x6f0/0x6f0 [ 728.399961] [] ? kvm_clock_get_cycles+0x9/0x10 [ 728.399970] [] __do_page_fault+0x403/0xa60 [ 728.399978] [] ? bad_area_access_error+0x3a0/0x3a0 [ 728.399989] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 728.399997] [] do_page_fault+0x27/0x30 [ 728.400006] [] page_fault+0x25/0x30 [ 728.400010] Mem-Info: [ 728.400030] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 728.400030] active_file:0 inactive_file:60 isolated_file:0 [ 728.400030] unevictable:0 dirty:0 writeback:0 unstable:0 [ 728.400030] slab_reclaimable:4607 slab_unreclaimable:57075 [ 728.400030] mapped:33 shmem:48 pagetables:353 bounce:0 [ 728.400030] free:5969 free_pcp:78 free_cma:0 [ 728.400045] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 728.400065] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 728.400095] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 728.400163] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 728.400213] 0 pages in swap cache [ 728.400218] Swap cache stats: add 0, delete 0, find 0/0 [ 728.400220] Free swap = 0kB [ 728.400222] Total swap = 0kB [ 728.400225] 1965979 pages RAM [ 728.400227] 0 pages HighMem/MovableOnly [ 728.400229] 313617 pages reserved [ 728.477731] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 728.477731] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 728.477731] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 728.477731] Free memory is -13628kB above reserved [ 729.487720] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 729.487720] to free 152kB on behalf of 'udevd' (470) because [ 729.487720] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 729.487720] Free memory is -13628kB above reserved [ 730.497719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 730.497719] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 730.497719] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 730.497719] Free memory is -13628kB above reserved [ 730.497730] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 730.497730] to free 152kB on behalf of 'udevd' (470) because [ 730.497730] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 730.497730] Free memory is -13628kB above reserved [ 731.507734] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 731.507734] to free 152kB on behalf of 'cron' (1951) because [ 731.507734] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 731.507734] Free memory is -13628kB above reserved [ 731.507746] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 731.507746] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 731.507746] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 731.507746] Free memory is -13628kB above reserved [ 732.517720] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 732.517720] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 732.517720] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 732.517720] Free memory is -13628kB above reserved [ 733.527749] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 733.527749] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 733.527749] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 733.527749] Free memory is -13628kB above reserved [ 734.308204] syz-execprog: page allocation stalls for 110070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 734.308214] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 734.308233] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 734.308244] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 734.308255] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 734.308257] Call Trace: [ 734.308276] [] dump_stack+0xc1/0x128 [ 734.308287] [] warn_alloc.cold.31+0x7f/0x9c [ 734.308298] [] ? zone_watermark_ok_safe+0x250/0x250 [ 734.308307] [] ? shrink_node+0x740/0x740 [ 734.308317] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 734.308327] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 734.308336] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 734.308346] [] ? check_preemption_disabled+0x3b/0x200 [ 734.308355] [] ? find_get_entry+0x11a/0x570 [ 734.308363] [] ? find_get_entry+0x141/0x570 [ 734.308370] [] ? page_cache_prev_hole+0x80/0x80 [ 734.308380] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 734.308388] [] ? pagecache_get_page+0x131/0x710 [ 734.308397] [] filemap_fault+0xaf1/0x1110 [ 734.308406] [] ext4_filemap_fault+0x71/0xa0 [ 734.308415] [] __do_fault+0x223/0x500 [ 734.308422] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 734.308429] [] ? handle_mm_fault+0x1d4f/0x2350 [ 734.308437] [] handle_mm_fault+0x1326/0x2350 [ 734.308445] [] ? vm_insert_page+0x6f0/0x6f0 [ 734.308456] [] ? kvm_clock_read+0x23/0x40 [ 734.308464] [] ? kvm_clock_get_cycles+0x9/0x10 [ 734.308471] [] ? memset+0x31/0x40 [ 734.308481] [] __do_page_fault+0x403/0xa60 [ 734.308490] [] ? __fget_light+0x169/0x1f0 [ 734.308498] [] ? bad_area_access_error+0x3a0/0x3a0 [ 734.308510] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 734.308517] [] do_page_fault+0x27/0x30 [ 734.308527] [] page_fault+0x25/0x30 [ 734.308531] Mem-Info: [ 734.308550] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 734.308550] active_file:0 inactive_file:60 isolated_file:0 [ 734.308550] unevictable:0 dirty:0 writeback:0 unstable:0 [ 734.308550] slab_reclaimable:4607 slab_unreclaimable:57075 [ 734.308550] mapped:33 shmem:48 pagetables:353 bounce:0 [ 734.308550] free:5969 free_pcp:78 free_cma:0 ** 2 printk messages dropped ** [ 734.308594] lowmem_reserve[]: 0 3505 3505 [ 734.308615] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 734.308685] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 734.308735] 0 pages in swap cache [ 734.308739] Swap cache stats: add 0, delete 0, find 0/0 [ 734.308741] Free swap = 0kB [ 734.308744] Total swap = 0kB [ 734.308746] 1965979 pages RAM [ 734.308749] 0 pages HighMem/MovableOnly [ 734.308751] 313617 pages reserved [ 734.537733] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 734.537733] to free 152kB on behalf of 'syz-execprog' (2158) because [ 734.537733] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 734.537733] Free memory is -13628kB above reserved [ 734.537752] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 734.537752] to free 152kB on behalf of 'init' (1) because [ 734.537752] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 734.537752] Free memory is -13628kB above reserved [ 734.577741] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 734.577741] to free 152kB on behalf of 'syz-execprog' (2163) because [ 734.577741] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 734.577741] Free memory is -13628kB above reserved [ 735.170960] syz-execprog: page allocation stalls for 170020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) ** 36 printk messages dropped ** [ 735.171332] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 735.171361] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 735.171421] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 735.171470] 0 pages in swap cache [ 735.171475] Swap cache stats: add 0, delete 0, find 0/0 [ 735.171477] Free swap = 0kB [ 735.171480] Total swap = 0kB [ 735.171482] 1965979 pages RAM [ 735.171484] 0 pages HighMem/MovableOnly [ 735.171487] 313617 pages reserved [ 735.280508] udevd: page allocation stalls for 170030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 735.280519] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 735.280536] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 ** 34 printk messages dropped ** [ 735.280913] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 735.280942] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 735.281002] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 735.281053] 0 pages in swap cache [ 735.281057] Swap cache stats: add 0, delete 0, find 0/0 [ 735.281060] Free swap = 0kB [ 735.281062] Total swap = 0kB [ 735.281065] 1965979 pages RAM [ 735.281067] 0 pages HighMem/MovableOnly [ 735.281069] 313617 pages reserved [ 735.587801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 735.587801] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 735.587801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 735.587801] Free memory is -13628kB above reserved [ 736.237010] syz-execprog: page allocation stalls for 170030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 736.237020] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 736.237039] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 736.237050] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 736.237061] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 736.237063] Call Trace: [ 736.237083] [] dump_stack+0xc1/0x128 [ 736.237094] [] warn_alloc.cold.31+0x7f/0x9c [ 736.237105] [] ? zone_watermark_ok_safe+0x250/0x250 [ 736.237114] [] ? shrink_node+0x740/0x740 [ 736.237132] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 736.237142] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 736.237151] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 22 printk messages dropped ** [ 736.237347] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 736.237372] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 736.237423] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 736.237465] 0 pages in swap cache [ 736.237468] Swap cache stats: add 0, delete 0, find 0/0 [ 736.237470] Free swap = 0kB [ 736.237472] Total swap = 0kB [ 736.237474] 1965979 pages RAM [ 736.237476] 0 pages HighMem/MovableOnly [ 736.237478] 313617 pages reserved [ 736.597822] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 736.597822] to free 152kB on behalf of 'syz-execprog' (2158) because [ 736.597822] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 736.597822] Free memory is -13628kB above reserved [ 736.597834] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 736.597834] to free 152kB on behalf of 'syz-execprog' (2160) because [ 736.597834] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 736.597834] Free memory is -13628kB above reserved [ 736.975135] cron: page allocation stalls for 140020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 736.975145] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 736.975162] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 736.975172] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 736.975182] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 736.975184] Call Trace: [ 736.975204] [] dump_stack+0xc1/0x128 [ 736.975215] [] warn_alloc.cold.31+0x7f/0x9c [ 736.975226] [] ? zone_watermark_ok_safe+0x250/0x250 [ 736.975235] [] ? shrink_node+0x740/0x740 [ 736.975244] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 736.975253] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 736.975262] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 736.975271] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 736.975278] [] ? find_get_entry+0x11a/0x570 [ 736.975285] [] ? find_get_entry+0x141/0x570 [ 736.975293] [] ? page_cache_prev_hole+0x80/0x80 [ 736.975300] [] ? pagecache_get_page+0x131/0x710 [ 736.975308] [] filemap_fault+0xaf1/0x1110 [ 736.975318] [] ext4_filemap_fault+0x71/0xa0 [ 736.975325] [] __do_fault+0x223/0x500 [ 736.975332] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 736.975340] [] ? generic_file_readonly_mmap+0x190/0x190 [ 736.975348] [] handle_mm_fault+0x1326/0x2350 [ 736.975355] [] ? vm_insert_page+0x6f0/0x6f0 [ 736.975364] [] ? hrtimer_nanosleep+0x38c/0x550 [ 736.975374] [] __do_page_fault+0x403/0xa60 [ 736.975381] [] ? bad_area_access_error+0x3a0/0x3a0 [ 736.975393] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 736.975400] [] do_page_fault+0x27/0x30 [ 736.975408] [] page_fault+0x25/0x30 [ 736.975412] Mem-Info: [ 736.975430] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 736.975430] active_file:0 inactive_file:60 isolated_file:0 [ 736.975430] unevictable:0 dirty:0 writeback:0 unstable:0 [ 736.975430] slab_reclaimable:4607 slab_unreclaimable:57075 [ 736.975430] mapped:33 shmem:48 pagetables:353 bounce:0 [ 736.975430] free:5969 free_pcp:78 free_cma:0 [ 736.975444] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 736.975463] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 736.975489] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 736.975544] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 736.975589] 0 pages in swap cache [ 736.975593] Swap cache stats: add 0, delete 0, find 0/0 [ 736.975595] Free swap = 0kB [ 736.975597] Total swap = 0kB [ 736.975600] 1965979 pages RAM [ 736.975602] 0 pages HighMem/MovableOnly [ 736.975604] 313617 pages reserved [ 737.607741] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 737.607741] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 737.607741] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 737.607741] Free memory is -13628kB above reserved [ 738.396580] init: page allocation stalls for 170040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 738.396590] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 738.396608] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 738.396619] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 738.396628] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 738.396631] Call Trace: [ 738.396650] [] dump_stack+0xc1/0x128 [ 738.396660] [] warn_alloc.cold.31+0x7f/0x9c [ 738.396671] [] ? zone_watermark_ok_safe+0x250/0x250 [ 738.396680] [] ? shrink_node+0x740/0x740 [ 738.396690] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 738.396699] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 738.396708] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 738.396717] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 738.396725] [] ? find_get_entry+0x11a/0x570 [ 738.396733] [] ? find_get_entry+0x141/0x570 [ 738.396740] [] ? page_cache_prev_hole+0x80/0x80 [ 738.396749] [] ? __lock_acquire+0x654/0x4a10 [ 738.396757] [] ? pagecache_get_page+0x131/0x710 [ 738.396766] [] filemap_fault+0xaf1/0x1110 [ 738.396775] [] ext4_filemap_fault+0x71/0xa0 [ 738.396783] [] __do_fault+0x223/0x500 [ 738.396790] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 738.396799] [] ? generic_file_readonly_mmap+0x190/0x190 [ 738.396807] [] handle_mm_fault+0x1326/0x2350 [ 738.396814] [] ? vm_insert_page+0x6f0/0x6f0 [ 738.396824] [] ? kvm_clock_get_cycles+0x9/0x10 [ 738.396834] [] __do_page_fault+0x403/0xa60 [ 738.396842] [] ? bad_area_access_error+0x3a0/0x3a0 [ 738.396853] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 738.396861] [] do_page_fault+0x27/0x30 [ 738.396871] [] page_fault+0x25/0x30 [ 738.396874] Mem-Info: [ 738.396894] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 738.396894] active_file:0 inactive_file:60 isolated_file:0 [ 738.396894] unevictable:0 dirty:0 writeback:0 unstable:0 [ 738.396894] slab_reclaimable:4607 slab_unreclaimable:57075 [ 738.396894] mapped:33 shmem:48 pagetables:353 bounce:0 [ 738.396894] free:5969 free_pcp:78 free_cma:0 [ 738.396908] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 738.396929] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 738.396958] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 738.397018] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 738.397068] 0 pages in swap cache [ 738.397072] Swap cache stats: add 0, delete 0, find 0/0 [ 738.397075] Free swap = 0kB [ 738.397077] Total swap = 0kB [ 738.397079] 1965979 pages RAM [ 738.397082] 0 pages HighMem/MovableOnly [ 738.397084] 313617 pages reserved [ 738.617766] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 738.617766] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 738.617766] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 738.617766] Free memory is -13628kB above reserved [ 739.627724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 739.627724] to free 152kB on behalf of 'init' (1) because [ 739.627724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 739.627724] Free memory is -13628kB above reserved [ 740.637704] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 740.637704] to free 152kB on behalf of 'cron' (1951) because [ 740.637704] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 740.637704] Free memory is -13628kB above reserved [ 740.637715] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 740.637715] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 740.637715] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 740.637715] Free memory is -13628kB above reserved [ 741.647819] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 741.647819] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 741.647819] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 741.647819] Free memory is -13628kB above reserved [ 742.657734] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 742.657734] to free 152kB on behalf of 'syz-execprog' (2160) because [ 742.657734] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 742.657734] Free memory is -13628kB above reserved [ 743.667766] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 743.667766] to free 152kB on behalf of 'syz-execprog' (2163) because [ 743.667766] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 743.667766] Free memory is -13628kB above reserved [ 743.667779] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 743.667779] to free 152kB on behalf of 'syz-execprog' (2158) because [ 743.667779] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 743.667779] Free memory is -13628kB above reserved [ 744.275717] syz-execprog: page allocation stalls for 120030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 744.275727] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 744.275745] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 744.275756] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 744.275768] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 744.275770] Call Trace: [ 744.275791] [] dump_stack+0xc1/0x128 [ 744.275802] [] warn_alloc.cold.31+0x7f/0x9c [ 744.275813] [] ? zone_watermark_ok_safe+0x250/0x250 [ 744.275822] [] ? shrink_node+0x740/0x740 [ 744.275831] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 744.275841] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 744.275851] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 744.275861] [] ? check_preemption_disabled+0x3b/0x200 ** 25 printk messages dropped ** [ 744.276107] lowmem_reserve[]: 0 3505 3505 [ 744.276126] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 744.276186] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 744.276236] 0 pages in swap cache [ 744.276241] Swap cache stats: add 0, delete 0, find 0/0 [ 744.276243] Free swap = 0kB [ 744.276245] Total swap = 0kB [ 744.276248] 1965979 pages RAM [ 744.276250] 0 pages HighMem/MovableOnly [ 744.276253] 313617 pages reserved [ 744.677773] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 744.677773] to free 152kB on behalf of 'syz-execprog' (2160) because [ 744.677773] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 744.677773] Free memory is -13628kB above reserved [ 745.168112] syz-execprog: page allocation stalls for 180020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 745.168131] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 745.168150] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 745.168160] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 745.168171] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 745.168174] Call Trace: [ 745.168193] [] dump_stack+0xc1/0x128 [ 745.168205] [] warn_alloc.cold.31+0x7f/0x9c [ 745.168216] [] ? zone_watermark_ok_safe+0x250/0x250 [ 745.168226] [] ? shrink_node+0x740/0x740 ** 28 printk messages dropped ** [ 745.168502] lowmem_reserve[]: 0 3505 3505 [ 745.168522] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 745.168582] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 745.168630] 0 pages in swap cache [ 745.168634] Swap cache stats: add 0, delete 0, find 0/0 [ 745.168637] Free swap = 0kB [ 745.168639] Total swap = 0kB [ 745.168642] 1965979 pages RAM [ 745.168644] 0 pages HighMem/MovableOnly [ 745.168646] 313617 pages reserved [ 745.266501] udevd: page allocation stalls for 180010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 745.266511] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 745.266530] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 745.266541] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 745.266552] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 745.266554] Call Trace: [ 745.266573] [] dump_stack+0xc1/0x128 [ 745.266585] [] warn_alloc.cold.31+0x7f/0x9c [ 745.266596] [] ? zone_watermark_ok_safe+0x250/0x250 [ 745.266605] [] ? shrink_node+0x740/0x740 ** 27 printk messages dropped ** [ 745.266873] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB ** 1 printk messages dropped ** [ 745.266903] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 745.266963] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 745.267013] 0 pages in swap cache [ 745.267017] Swap cache stats: add 0, delete 0, find 0/0 [ 745.267020] Free swap = 0kB [ 745.267022] Total swap = 0kB [ 745.267024] 1965979 pages RAM [ 745.267027] 0 pages HighMem/MovableOnly [ 745.267029] 313617 pages reserved [ 745.687729] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 745.687729] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 745.687729] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 745.687729] Free memory is -13628kB above reserved [ 745.687745] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 745.687745] to free 152kB on behalf of 'syz-execprog' (2160) because [ 745.687745] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 745.687745] Free memory is -13628kB above reserved [ 746.207976] syz-execprog: page allocation stalls for 180010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 746.207987] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 746.208005] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 746.208016] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 746.208026] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 746.208028] Call Trace: [ 746.208049] [] dump_stack+0xc1/0x128 [ 746.208060] [] warn_alloc.cold.31+0x7f/0x9c [ 746.208071] [] ? zone_watermark_ok_safe+0x250/0x250 [ 746.208080] [] ? shrink_node+0x740/0x740 [ 746.208090] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 746.208099] [] ? debug_lockdep_rcu_enabled+0x77/0x90 ** 24 printk messages dropped ** [ 746.208348] lowmem_reserve[]: 0 3505 3505 [ 746.208368] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 746.208428] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 746.208477] 0 pages in swap cache [ 746.208481] Swap cache stats: add 0, delete 0, find 0/0 [ 746.208484] Free swap = 0kB [ 746.208486] Total swap = 0kB [ 746.208489] 1965979 pages RAM [ 746.208491] 0 pages HighMem/MovableOnly [ 746.208494] 313617 pages reserved [ 746.697706] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 746.697706] to free 152kB on behalf of 'syz-execprog' (2160) because [ 746.697706] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 746.697706] Free memory is -13628kB above reserved [ 746.697719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 746.697719] to free 152kB on behalf of 'syz-execprog' (2158) because [ 746.697719] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 746.697719] Free memory is -13628kB above reserved [ 746.968372] cron: page allocation stalls for 150020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 746.968383] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 746.968402] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 746.968412] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 746.968423] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 746.968425] Call Trace: [ 746.968445] [] dump_stack+0xc1/0x128 [ 746.968457] [] warn_alloc.cold.31+0x7f/0x9c [ 746.968467] [] ? zone_watermark_ok_safe+0x250/0x250 [ 746.968477] [] ? shrink_node+0x740/0x740 [ 746.968486] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 746.968495] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 746.968505] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 746.968514] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 746.968523] [] ? find_get_entry+0x11a/0x570 [ 746.968531] [] ? find_get_entry+0x141/0x570 [ 746.968538] [] ? page_cache_prev_hole+0x80/0x80 [ 746.968546] [] ? pagecache_get_page+0x131/0x710 [ 746.968555] [] filemap_fault+0xaf1/0x1110 [ 746.968565] [] ext4_filemap_fault+0x71/0xa0 [ 746.968572] [] __do_fault+0x223/0x500 [ 746.968580] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 746.968589] [] ? generic_file_readonly_mmap+0x190/0x190 [ 746.968597] [] handle_mm_fault+0x1326/0x2350 [ 746.968604] [] ? vm_insert_page+0x6f0/0x6f0 [ 746.968613] [] ? hrtimer_nanosleep+0x38c/0x550 [ 746.968633] [] __do_page_fault+0x403/0xa60 [ 746.968641] [] ? bad_area_access_error+0x3a0/0x3a0 [ 746.968652] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 746.968659] [] do_page_fault+0x27/0x30 [ 746.968669] [] page_fault+0x25/0x30 [ 746.968673] Mem-Info: [ 746.968693] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 746.968693] active_file:0 inactive_file:60 isolated_file:0 [ 746.968693] unevictable:0 dirty:0 writeback:0 unstable:0 [ 746.968693] slab_reclaimable:4607 slab_unreclaimable:57075 [ 746.968693] mapped:33 shmem:48 pagetables:353 bounce:0 [ 746.968693] free:5969 free_pcp:78 free_cma:0 [ 746.968708] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 746.968729] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 746.968757] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 746.968818] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 746.968868] 0 pages in swap cache [ 746.968873] Swap cache stats: add 0, delete 0, find 0/0 [ 746.968875] Free swap = 0kB [ 746.968878] Total swap = 0kB [ 746.968880] 1965979 pages RAM [ 746.968883] 0 pages HighMem/MovableOnly [ 746.968885] 313617 pages reserved [ 747.707725] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 747.707725] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 747.707725] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 747.707725] Free memory is -13628kB above reserved [ 748.383375] init: page allocation stalls for 180030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 748.383395] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 748.383413] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 748.383424] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 748.383435] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 748.383437] Call Trace: [ 748.383457] [] dump_stack+0xc1/0x128 [ 748.383468] [] warn_alloc.cold.31+0x7f/0x9c [ 748.383480] [] ? zone_watermark_ok_safe+0x250/0x250 [ 748.383489] [] ? shrink_node+0x740/0x740 [ 748.383499] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 748.383509] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 748.383518] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 748.383527] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 748.383535] [] ? find_get_entry+0x11a/0x570 [ 748.383543] [] ? find_get_entry+0x141/0x570 [ 748.383550] [] ? page_cache_prev_hole+0x80/0x80 [ 748.383559] [] ? __lock_acquire+0x654/0x4a10 [ 748.383567] [] ? pagecache_get_page+0x131/0x710 [ 748.383575] [] filemap_fault+0xaf1/0x1110 [ 748.383585] [] ext4_filemap_fault+0x71/0xa0 [ 748.383593] [] __do_fault+0x223/0x500 [ 748.383601] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 748.383609] [] ? generic_file_readonly_mmap+0x190/0x190 [ 748.383618] [] handle_mm_fault+0x1326/0x2350 [ 748.383625] [] ? vm_insert_page+0x6f0/0x6f0 [ 748.383634] [] ? kvm_clock_get_cycles+0x9/0x10 [ 748.383644] [] __do_page_fault+0x403/0xa60 [ 748.383652] [] ? bad_area_access_error+0x3a0/0x3a0 [ 748.383663] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 748.383671] [] do_page_fault+0x27/0x30 [ 748.383680] [] page_fault+0x25/0x30 [ 748.383684] Mem-Info: [ 748.383703] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 748.383703] active_file:0 inactive_file:60 isolated_file:0 [ 748.383703] unevictable:0 dirty:0 writeback:0 unstable:0 [ 748.383703] slab_reclaimable:4607 slab_unreclaimable:57075 [ 748.383703] mapped:33 shmem:48 pagetables:353 bounce:0 [ 748.383703] free:5969 free_pcp:78 free_cma:0 [ 748.383718] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 748.383739] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 748.383768] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 748.383827] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 748.383877] 0 pages in swap cache [ 748.383882] Swap cache stats: add 0, delete 0, find 0/0 [ 748.383884] Free swap = 0kB [ 748.383886] Total swap = 0kB [ 748.383889] 1965979 pages RAM [ 748.383891] 0 pages HighMem/MovableOnly [ 748.383893] 313617 pages reserved [ 748.717778] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 748.717778] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 748.717778] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 748.717778] Free memory is -13628kB above reserved [ 748.717790] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 748.717790] to free 152kB on behalf of 'init' (1) because [ 748.717790] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 748.717790] Free memory is -13628kB above reserved [ 749.727704] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 749.727704] to free 152kB on behalf of 'cron' (1951) because [ 749.727704] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 749.727704] Free memory is -13628kB above reserved [ 749.727727] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 749.727727] to free 152kB on behalf of 'syz-execprog' (2160) because [ 749.727727] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 749.727727] Free memory is -13628kB above reserved [ 750.737740] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 750.737740] to free 152kB on behalf of 'syz-execprog' (2163) because [ 750.737740] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 750.737740] Free memory is -13628kB above reserved [ 751.747764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 751.747764] to free 152kB on behalf of 'init' (1) because [ 751.747764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 751.747764] Free memory is -13628kB above reserved [ 751.747776] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 751.747776] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 751.747776] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 751.747776] Free memory is -13628kB above reserved [ 752.757772] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 752.757772] to free 152kB on behalf of 'udevd' (470) because [ 752.757772] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 752.757772] Free memory is -13628kB above reserved [ 753.767753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 753.767753] to free 152kB on behalf of 'syz-execprog' (2160) because [ 753.767753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 753.767753] Free memory is -13628kB above reserved [ 753.767766] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 753.767766] to free 152kB on behalf of 'syz-execprog' (2163) because [ 753.767766] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 753.767766] Free memory is -13628kB above reserved [ 754.280414] syz-execprog: page allocation stalls for 130040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 754.280424] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 754.280441] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 754.280451] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 754.280461] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 754.280463] Call Trace: [ 754.280482] [] dump_stack+0xc1/0x128 [ 754.280493] [] warn_alloc.cold.31+0x7f/0x9c [ 754.280504] [] ? zone_watermark_ok_safe+0x250/0x250 [ 754.280512] [] ? shrink_node+0x740/0x740 [ 754.280522] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 754.280531] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 754.280540] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 754.280548] [] ? check_preemption_disabled+0x3b/0x200 [ 754.280555] [] ? find_get_entry+0x11a/0x570 [ 754.280563] [] ? find_get_entry+0x141/0x570 [ 754.280570] [] ? page_cache_prev_hole+0x80/0x80 [ 754.280579] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 754.280587] [] ? pagecache_get_page+0x131/0x710 [ 754.280594] [] filemap_fault+0xaf1/0x1110 [ 754.280604] [] ext4_filemap_fault+0x71/0xa0 [ 754.280611] [] __do_fault+0x223/0x500 [ 754.280618] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 754.280625] [] ? handle_mm_fault+0x1d4f/0x2350 [ 754.280632] [] handle_mm_fault+0x1326/0x2350 [ 754.280638] [] ? vm_insert_page+0x6f0/0x6f0 [ 754.280648] [] ? kvm_clock_read+0x23/0x40 ** 12 printk messages dropped ** [ 754.280776] lowmem_reserve[]: 0 3505 3505 [ 754.280795] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 754.280849] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 754.280894] 0 pages in swap cache [ 754.280899] Swap cache stats: add 0, delete 0, find 0/0 [ 754.280901] Free swap = 0kB [ 754.280903] Total swap = 0kB [ 754.280905] 1965979 pages RAM [ 754.280907] 0 pages HighMem/MovableOnly [ 754.280910] 313617 pages reserved [ 754.777733] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 754.777733] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 754.777733] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 754.777733] Free memory is -13628kB above reserved [ 754.777754] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 754.777754] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 754.777754] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 754.777754] Free memory is -13628kB above reserved [ 755.186643] syz-execprog: page allocation stalls for 190030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 755.186653] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 755.186671] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 755.186682] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 755.186693] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 755.186695] Call Trace: [ 755.186716] [] dump_stack+0xc1/0x128 [ 755.186727] [] warn_alloc.cold.31+0x7f/0x9c ** 30 printk messages dropped ** [ 755.187023] lowmem_reserve[]: 0 3505 3505 [ 755.187043] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 755.187103] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 755.187160] 0 pages in swap cache [ 755.187165] Swap cache stats: add 0, delete 0, find 0/0 [ 755.187167] Free swap = 0kB [ 755.187169] Total swap = 0kB [ 755.187172] 1965979 pages RAM [ 755.187174] 0 pages HighMem/MovableOnly [ 755.187176] 313617 pages reserved [ 755.267931] udevd: page allocation stalls for 190020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 755.267941] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 755.267957] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 755.267968] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 755.267978] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 755.267979] Call Trace: [ 755.267999] [] dump_stack+0xc1/0x128 ** 30 printk messages dropped ** [ 755.268291] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 755.268318] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 755.268372] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 755.268417] 0 pages in swap cache [ 755.268421] Swap cache stats: add 0, delete 0, find 0/0 [ 755.268423] Free swap = 0kB [ 755.268425] Total swap = 0kB [ 755.268427] 1965979 pages RAM [ 755.268429] 0 pages HighMem/MovableOnly [ 755.268431] 313617 pages reserved [ 755.787823] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 755.787823] to free 152kB on behalf of 'init' (1) because [ 755.787823] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 755.787823] Free memory is -13628kB above reserved [ 756.229589] syz-execprog: page allocation stalls for 190030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 756.229600] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 756.229618] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 756.229629] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 756.229638] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 756.229640] Call Trace: [ 756.229660] [] dump_stack+0xc1/0x128 [ 756.229671] [] warn_alloc.cold.31+0x7f/0x9c [ 756.229682] [] ? zone_watermark_ok_safe+0x250/0x250 [ 756.229691] [] ? shrink_node+0x740/0x740 [ 756.229700] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 756.229710] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 756.229719] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 756.229729] [] ? check_preemption_disabled+0x3b/0x200 [ 756.229738] [] ? find_get_entry+0x11a/0x570 [ 756.229745] [] ? find_get_entry+0x141/0x570 [ 756.229753] [] ? page_cache_prev_hole+0x80/0x80 [ 756.229763] [] ? autoremove_wake_function+0x40/0x40 [ 756.229771] [] ? pagecache_get_page+0x131/0x710 [ 756.229779] [] filemap_fault+0xaf1/0x1110 [ 756.229789] [] ext4_filemap_fault+0x71/0xa0 [ 756.229797] [] __do_fault+0x223/0x500 [ 756.229805] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 756.229813] [] ? handle_mm_fault+0x1d4f/0x2350 [ 756.229821] [] handle_mm_fault+0x1326/0x2350 [ 756.229829] [] ? vm_insert_page+0x6f0/0x6f0 [ 756.229836] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 756.229847] [] __do_page_fault+0x403/0xa60 [ 756.229854] [] ? bad_area_access_error+0x3a0/0x3a0 ** 7 printk messages dropped ** [ 756.229950] lowmem_reserve[]: 0 3505 3505 [ 756.229970] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 756.230030] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 756.230080] 0 pages in swap cache [ 756.230084] Swap cache stats: add 0, delete 0, find 0/0 [ 756.230087] Free swap = 0kB [ 756.230089] Total swap = 0kB [ 756.230091] 1965979 pages RAM [ 756.230094] 0 pages HighMem/MovableOnly [ 756.230096] 313617 pages reserved [ 756.797807] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 756.797807] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 756.797807] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 756.797807] Free memory is -13628kB above reserved [ 756.991395] cron: page allocation stalls for 160040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 756.991406] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 756.991424] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 756.991436] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 756.991447] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 756.991449] Call Trace: [ 756.991468] [] dump_stack+0xc1/0x128 [ 756.991480] [] warn_alloc.cold.31+0x7f/0x9c [ 756.991491] [] ? zone_watermark_ok_safe+0x250/0x250 [ 756.991500] [] ? shrink_node+0x740/0x740 [ 756.991510] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 756.991519] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 756.991529] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 756.991538] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 756.991546] [] ? find_get_entry+0x11a/0x570 [ 756.991554] [] ? find_get_entry+0x141/0x570 [ 756.991561] [] ? page_cache_prev_hole+0x80/0x80 [ 756.991569] [] ? pagecache_get_page+0x131/0x710 [ 756.991578] [] filemap_fault+0xaf1/0x1110 [ 756.991587] [] ext4_filemap_fault+0x71/0xa0 [ 756.991595] [] __do_fault+0x223/0x500 [ 756.991603] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 756.991611] [] ? generic_file_readonly_mmap+0x190/0x190 [ 756.991620] [] handle_mm_fault+0x1326/0x2350 [ 756.991627] [] ? vm_insert_page+0x6f0/0x6f0 [ 756.991645] [] ? hrtimer_nanosleep+0x38c/0x550 [ 756.991655] [] __do_page_fault+0x403/0xa60 [ 756.991664] [] ? bad_area_access_error+0x3a0/0x3a0 [ 756.991674] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 756.991682] [] do_page_fault+0x27/0x30 [ 756.991691] [] page_fault+0x25/0x30 [ 756.991695] Mem-Info: [ 756.991714] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 756.991714] active_file:0 inactive_file:60 isolated_file:0 [ 756.991714] unevictable:0 dirty:0 writeback:0 unstable:0 [ 756.991714] slab_reclaimable:4607 slab_unreclaimable:57075 [ 756.991714] mapped:33 shmem:48 pagetables:353 bounce:0 [ 756.991714] free:5969 free_pcp:78 free_cma:0 [ 756.991729] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 756.991750] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 756.991779] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 756.991838] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 756.991885] 0 pages in swap cache [ 756.991890] Swap cache stats: add 0, delete 0, find 0/0 [ 756.991892] Free swap = 0kB [ 756.991894] Total swap = 0kB [ 756.991897] 1965979 pages RAM [ 756.991899] 0 pages HighMem/MovableOnly [ 756.991901] 313617 pages reserved [ 757.807783] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 757.807783] to free 152kB on behalf of 'syz-execprog' (2163) because [ 757.807783] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 757.807783] Free memory is -13628kB above reserved [ 757.807795] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 757.807795] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 757.807795] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 757.807795] Free memory is -13628kB above reserved [ 758.388840] init: page allocation stalls for 190040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 758.388850] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 758.388869] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 758.388880] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 758.388892] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 758.388894] Call Trace: [ 758.388913] [] dump_stack+0xc1/0x128 [ 758.388925] [] warn_alloc.cold.31+0x7f/0x9c [ 758.388937] [] ? zone_watermark_ok_safe+0x250/0x250 [ 758.388947] [] ? shrink_node+0x740/0x740 [ 758.388957] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 758.388967] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 758.388976] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 758.388986] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 758.388994] [] ? find_get_entry+0x11a/0x570 [ 758.389002] [] ? find_get_entry+0x141/0x570 [ 758.389010] [] ? page_cache_prev_hole+0x80/0x80 [ 758.389019] [] ? __lock_acquire+0x654/0x4a10 [ 758.389027] [] ? pagecache_get_page+0x131/0x710 [ 758.389035] [] filemap_fault+0xaf1/0x1110 [ 758.389046] [] ext4_filemap_fault+0x71/0xa0 [ 758.389054] [] __do_fault+0x223/0x500 [ 758.389061] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 758.389071] [] ? generic_file_readonly_mmap+0x190/0x190 [ 758.389079] [] handle_mm_fault+0x1326/0x2350 [ 758.389087] [] ? vm_insert_page+0x6f0/0x6f0 [ 758.389097] [] ? kvm_clock_get_cycles+0x9/0x10 [ 758.389107] [] __do_page_fault+0x403/0xa60 [ 758.389115] [] ? bad_area_access_error+0x3a0/0x3a0 [ 758.389127] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 758.389133] [] do_page_fault+0x27/0x30 [ 758.389143] [] page_fault+0x25/0x30 [ 758.389147] Mem-Info: [ 758.389167] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 758.389167] active_file:0 inactive_file:60 isolated_file:0 [ 758.389167] unevictable:0 dirty:0 writeback:0 unstable:0 [ 758.389167] slab_reclaimable:4607 slab_unreclaimable:57075 [ 758.389167] mapped:33 shmem:48 pagetables:353 bounce:0 [ 758.389167] free:5969 free_pcp:78 free_cma:0 [ 758.389182] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 758.389203] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 758.389233] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 758.389295] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 758.389347] 0 pages in swap cache [ 758.389351] Swap cache stats: add 0, delete 0, find 0/0 [ 758.389354] Free swap = 0kB [ 758.389356] Total swap = 0kB [ 758.389358] 1965979 pages RAM [ 758.389361] 0 pages HighMem/MovableOnly [ 758.389363] 313617 pages reserved [ 758.817715] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 758.817715] to free 152kB on behalf of 'syz-execprog' (2163) because [ 758.817715] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 758.817715] Free memory is -13628kB above reserved [ 759.827829] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 759.827829] to free 152kB on behalf of 'syz-execprog' (2160) because [ 759.827829] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 759.827829] Free memory is -13628kB above reserved [ 760.837817] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 760.837817] to free 152kB on behalf of 'cron' (1951) because [ 760.837817] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 760.837817] Free memory is -13628kB above reserved [ 760.837834] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 760.837834] to free 152kB on behalf of 'init' (1) because [ 760.837834] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 760.837834] Free memory is -13628kB above reserved [ 761.847780] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 761.847780] to free 152kB on behalf of 'cron' (1951) because [ 761.847780] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 761.847780] Free memory is -13628kB above reserved [ 761.847792] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 761.847792] to free 152kB on behalf of 'syz-execprog' (2160) because [ 761.847792] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 761.847792] Free memory is -13628kB above reserved [ 762.857790] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 762.857790] to free 152kB on behalf of 'udevd' (470) because [ 762.857790] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 762.857790] Free memory is -13628kB above reserved [ 763.867797] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 763.867797] to free 152kB on behalf of 'init' (1) because [ 763.867797] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 763.867797] Free memory is -13628kB above reserved [ 763.867809] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 763.867809] to free 152kB on behalf of 'syz-execprog' (2163) because [ 763.867809] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 763.867809] Free memory is -13628kB above reserved [ 764.273881] syz-execprog: page allocation stalls for 140030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 764.273892] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 764.273909] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 764.273920] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 764.273932] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 764.273933] Call Trace: [ 764.273954] [] dump_stack+0xc1/0x128 [ 764.273965] [] warn_alloc.cold.31+0x7f/0x9c [ 764.273976] [] ? zone_watermark_ok_safe+0x250/0x250 [ 764.273986] [] ? shrink_node+0x740/0x740 [ 764.273996] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 764.274005] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 764.274014] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 764.274025] [] ? check_preemption_disabled+0x3b/0x200 [ 764.274033] [] ? find_get_entry+0x11a/0x570 [ 764.274041] [] ? find_get_entry+0x141/0x570 [ 764.274049] [] ? page_cache_prev_hole+0x80/0x80 [ 764.274058] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 764.274066] [] ? pagecache_get_page+0x131/0x710 [ 764.274075] [] filemap_fault+0xaf1/0x1110 [ 764.274085] [] ext4_filemap_fault+0x71/0xa0 [ 764.274093] [] __do_fault+0x223/0x500 [ 764.274100] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 764.274109] [] ? handle_mm_fault+0x1d4f/0x2350 [ 764.274117] [] handle_mm_fault+0x1326/0x2350 [ 764.274124] [] ? vm_insert_page+0x6f0/0x6f0 [ 764.274134] [] ? kvm_clock_read+0x23/0x40 [ 764.274141] [] ? kvm_clock_get_cycles+0x9/0x10 [ 764.274149] [] ? memset+0x31/0x40 [ 764.274158] [] __do_page_fault+0x403/0xa60 [ 764.274168] [] ? __fget_light+0x169/0x1f0 [ 764.274176] [] ? bad_area_access_error+0x3a0/0x3a0 [ 764.274187] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 764.274194] [] do_page_fault+0x27/0x30 [ 764.274204] [] page_fault+0x25/0x30 [ 764.274208] Mem-Info: [ 764.274227] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 764.274227] active_file:0 inactive_file:60 isolated_file:0 [ 764.274227] unevictable:0 dirty:0 writeback:0 unstable:0 [ 764.274227] slab_reclaimable:4607 slab_unreclaimable:57075 [ 764.274227] mapped:33 shmem:48 pagetables:353 bounce:0 [ 764.274227] free:5969 free_pcp:78 free_cma:0 [ 764.274242] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 764.274263] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 764.274291] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 764.274351] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 764.274401] 0 pages in swap cache [ 764.274405] Swap cache stats: add 0, delete 0, find 0/0 [ 764.274408] Free swap = 0kB [ 764.274410] Total swap = 0kB [ 764.274412] 1965979 pages RAM [ 764.274415] 0 pages HighMem/MovableOnly [ 764.274417] 313617 pages reserved [ 764.877717] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 764.877717] to free 152kB on behalf of 'udevd' (470) because [ 764.877717] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 764.877717] Free memory is -13628kB above reserved [ 764.877729] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 764.877729] to free 152kB on behalf of 'syz-execprog' (2158) because [ 764.877729] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 764.877729] Free memory is -13628kB above reserved [ 765.198372] syz-execprog: page allocation stalls for 200050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 765.198382] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 765.198398] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 765.198408] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 765.198418] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 ** 31 printk messages dropped ** [ 765.198704] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 765.198724] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 765.198750] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 765.198804] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 765.198849] 0 pages in swap cache [ 765.198853] Swap cache stats: add 0, delete 0, find 0/0 [ 765.198856] Free swap = 0kB [ 765.198858] Total swap = 0kB [ 765.198860] 1965979 pages RAM ** 38 printk messages dropped ** [ 765.260341] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 765.260362] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 765.260391] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 765.260451] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 765.260501] 0 pages in swap cache [ 765.260505] Swap cache stats: add 0, delete 0, find 0/0 [ 765.260508] Free swap = 0kB [ 765.260510] Total swap = 0kB [ 765.260513] 1965979 pages RAM [ 765.260515] 0 pages HighMem/MovableOnly [ 765.260517] 313617 pages reserved [ 765.887735] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 765.887735] to free 152kB on behalf of 'cron' (1951) because [ 765.887735] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 765.887735] Free memory is -13628kB above reserved [ 765.887753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 765.887753] to free 152kB on behalf of 'init' (1) because [ 765.887753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 765.887753] Free memory is -13628kB above reserved [ 766.238498] syz-execprog: page allocation stalls for 200040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 766.238509] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 766.238528] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 766.238539] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 766.238550] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 766.238552] Call Trace: [ 766.238571] [] dump_stack+0xc1/0x128 [ 766.238582] [] warn_alloc.cold.31+0x7f/0x9c [ 766.238593] [] ? zone_watermark_ok_safe+0x250/0x250 [ 766.238603] [] ? shrink_node+0x740/0x740 [ 766.238612] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 766.238621] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 766.238631] [] ? gfp_pfmemalloc_allowed+0x110/0x110 ** 22 printk messages dropped ** [ 766.238852] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 766.238881] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 766.238940] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 766.238990] 0 pages in swap cache [ 766.238995] Swap cache stats: add 0, delete 0, find 0/0 [ 766.238997] Free swap = 0kB [ 766.238999] Total swap = 0kB [ 766.239002] 1965979 pages RAM [ 766.239004] 0 pages HighMem/MovableOnly [ 766.239006] 313617 pages reserved [ 766.897787] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 766.897787] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 766.897787] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 766.897787] Free memory is -13628kB above reserved [ 766.897800] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 766.897800] to free 152kB on behalf of 'syz-execprog' (2158) because [ 766.897800] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 766.897800] Free memory is -13628kB above reserved [ 766.978612] cron: page allocation stalls for 170030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 766.978640] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 766.978659] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 766.978671] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 766.978682] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 766.978684] Call Trace: [ 766.978704] [] dump_stack+0xc1/0x128 [ 766.978715] [] warn_alloc.cold.31+0x7f/0x9c [ 766.978726] [] ? zone_watermark_ok_safe+0x250/0x250 [ 766.978735] [] ? shrink_node+0x740/0x740 [ 766.978745] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 766.978754] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 766.978764] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 766.978773] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 766.978781] [] ? find_get_entry+0x11a/0x570 [ 766.978789] [] ? find_get_entry+0x141/0x570 [ 766.978796] [] ? page_cache_prev_hole+0x80/0x80 [ 766.978805] [] ? pagecache_get_page+0x131/0x710 [ 766.978813] [] filemap_fault+0xaf1/0x1110 [ 766.978823] [] ext4_filemap_fault+0x71/0xa0 [ 766.978831] [] __do_fault+0x223/0x500 [ 766.978839] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 766.978848] [] ? generic_file_readonly_mmap+0x190/0x190 [ 766.978856] [] handle_mm_fault+0x1326/0x2350 [ 766.978864] [] ? vm_insert_page+0x6f0/0x6f0 [ 766.978873] [] ? hrtimer_nanosleep+0x38c/0x550 [ 766.978884] [] __do_page_fault+0x403/0xa60 [ 766.978893] [] ? bad_area_access_error+0x3a0/0x3a0 [ 766.978904] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 766.978911] [] do_page_fault+0x27/0x30 [ 766.978921] [] page_fault+0x25/0x30 [ 766.978925] Mem-Info: [ 766.978944] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 766.978944] active_file:0 inactive_file:60 isolated_file:0 [ 766.978944] unevictable:0 dirty:0 writeback:0 unstable:0 [ 766.978944] slab_reclaimable:4607 slab_unreclaimable:57075 [ 766.978944] mapped:33 shmem:48 pagetables:353 bounce:0 [ 766.978944] free:5969 free_pcp:78 free_cma:0 [ 766.978959] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 766.978980] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 766.979009] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 766.979068] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 766.979118] 0 pages in swap cache [ 766.979123] Swap cache stats: add 0, delete 0, find 0/0 [ 766.979125] Free swap = 0kB [ 766.979127] Total swap = 0kB [ 766.979130] 1965979 pages RAM [ 766.979132] 0 pages HighMem/MovableOnly [ 766.979134] 313617 pages reserved [ 767.907719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 767.907719] to free 152kB on behalf of 'udevd' (470) because [ 767.907719] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 767.907719] Free memory is -13628kB above reserved [ 768.389885] init: page allocation stalls for 200040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 768.389895] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 768.389912] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 768.389923] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 768.389933] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 768.389934] Call Trace: [ 768.389955] [] dump_stack+0xc1/0x128 [ 768.389967] [] warn_alloc.cold.31+0x7f/0x9c [ 768.389977] [] ? zone_watermark_ok_safe+0x250/0x250 [ 768.389986] [] ? shrink_node+0x740/0x740 [ 768.389995] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 768.390004] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 768.390013] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 768.390021] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 768.390029] [] ? find_get_entry+0x11a/0x570 [ 768.390036] [] ? find_get_entry+0x141/0x570 [ 768.390043] [] ? page_cache_prev_hole+0x80/0x80 [ 768.390051] [] ? __lock_acquire+0x654/0x4a10 [ 768.390058] [] ? pagecache_get_page+0x131/0x710 [ 768.390066] [] filemap_fault+0xaf1/0x1110 [ 768.390075] [] ext4_filemap_fault+0x71/0xa0 [ 768.390082] [] __do_fault+0x223/0x500 [ 768.390089] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 768.390098] [] ? generic_file_readonly_mmap+0x190/0x190 [ 768.390105] [] handle_mm_fault+0x1326/0x2350 [ 768.390112] [] ? vm_insert_page+0x6f0/0x6f0 [ 768.390122] [] ? kvm_clock_get_cycles+0x9/0x10 [ 768.390131] [] __do_page_fault+0x403/0xa60 [ 768.390146] [] ? bad_area_access_error+0x3a0/0x3a0 [ 768.390157] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 768.390164] [] do_page_fault+0x27/0x30 [ 768.390173] [] page_fault+0x25/0x30 [ 768.390177] Mem-Info: [ 768.390195] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 768.390195] active_file:0 inactive_file:60 isolated_file:0 [ 768.390195] unevictable:0 dirty:0 writeback:0 unstable:0 [ 768.390195] slab_reclaimable:4607 slab_unreclaimable:57075 [ 768.390195] mapped:33 shmem:48 pagetables:353 bounce:0 [ 768.390195] free:5969 free_pcp:78 free_cma:0 [ 768.390208] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 768.390227] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 768.390254] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 768.390308] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 768.390354] 0 pages in swap cache [ 768.390358] Swap cache stats: add 0, delete 0, find 0/0 [ 768.390360] Free swap = 0kB [ 768.390362] Total swap = 0kB [ 768.390364] 1965979 pages RAM [ 768.390367] 0 pages HighMem/MovableOnly [ 768.390369] 313617 pages reserved [ 768.917824] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 768.917824] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 768.917824] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 768.917824] Free memory is -13628kB above reserved [ 769.927787] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 769.927787] to free 152kB on behalf of 'syz-execprog' (2163) because [ 769.927787] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 769.927787] Free memory is -13628kB above reserved [ 770.937788] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 770.937788] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 770.937788] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 770.937788] Free memory is -13628kB above reserved [ 770.937801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 770.937801] to free 152kB on behalf of 'init' (1) because [ 770.937801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 770.937801] Free memory is -13628kB above reserved [ 771.947790] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 771.947790] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 771.947790] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 771.947790] Free memory is -13628kB above reserved [ 772.957728] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 772.957728] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 772.957728] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 772.957728] Free memory is -13628kB above reserved [ 773.967716] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 773.967716] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 773.967716] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 773.967716] Free memory is -13628kB above reserved [ 774.267039] syz-execprog: page allocation stalls for 150020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 774.267049] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 774.267067] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 774.267078] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 774.267089] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 774.267092] Call Trace: [ 774.267111] [] dump_stack+0xc1/0x128 [ 774.267123] [] warn_alloc.cold.31+0x7f/0x9c [ 774.267134] [] ? zone_watermark_ok_safe+0x250/0x250 [ 774.267143] [] ? shrink_node+0x740/0x740 [ 774.267152] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 774.267161] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 774.267171] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 774.267181] [] ? check_preemption_disabled+0x3b/0x200 [ 774.267189] [] ? find_get_entry+0x11a/0x570 [ 774.267196] [] ? find_get_entry+0x141/0x570 [ 774.267204] [] ? page_cache_prev_hole+0x80/0x80 [ 774.267213] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 774.267221] [] ? pagecache_get_page+0x131/0x710 [ 774.267229] [] filemap_fault+0xaf1/0x1110 [ 774.267239] [] ext4_filemap_fault+0x71/0xa0 [ 774.267247] [] __do_fault+0x223/0x500 [ 774.267254] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 774.267262] [] ? handle_mm_fault+0x1d4f/0x2350 [ 774.267270] [] handle_mm_fault+0x1326/0x2350 [ 774.267278] [] ? vm_insert_page+0x6f0/0x6f0 [ 774.267288] [] ? kvm_clock_read+0x23/0x40 [ 774.267296] [] ? kvm_clock_get_cycles+0x9/0x10 [ 774.267303] [] ? memset+0x31/0x40 [ 774.267313] [] __do_page_fault+0x403/0xa60 [ 774.267322] [] ? __fget_light+0x169/0x1f0 [ 774.267329] [] ? bad_area_access_error+0x3a0/0x3a0 [ 774.267340] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 774.267347] [] do_page_fault+0x27/0x30 [ 774.267357] [] page_fault+0x25/0x30 [ 774.267361] Mem-Info: [ 774.267380] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 774.267380] active_file:0 inactive_file:60 isolated_file:0 [ 774.267380] unevictable:0 dirty:0 writeback:0 unstable:0 [ 774.267380] slab_reclaimable:4607 slab_unreclaimable:57075 [ 774.267380] mapped:33 shmem:48 pagetables:353 bounce:0 [ 774.267380] free:5969 free_pcp:78 free_cma:0 [ 774.267395] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes ** 3 printk messages dropped ** [ 774.267452] lowmem_reserve[]: 0 0 0 [ 774.267504] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 774.267555] 0 pages in swap cache [ 774.267559] Swap cache stats: add 0, delete 0, find 0/0 [ 774.267562] Free swap = 0kB [ 774.267564] Total swap = 0kB [ 774.267566] 1965979 pages RAM [ 774.267569] 0 pages HighMem/MovableOnly [ 774.267571] 313617 pages reserved [ 774.977771] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 774.977771] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 774.977771] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 774.977771] Free memory is -13628kB above reserved [ 774.977784] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 774.977784] to free 152kB on behalf of 'syz-execprog' (2158) because [ 774.977784] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 774.977784] Free memory is -13628kB above reserved [ 775.170934] syz-execprog: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 775.170945] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 775.170962] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 775.170973] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 775.170983] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 775.170985] Call Trace: [ 775.171005] [] dump_stack+0xc1/0x128 [ 775.171016] [] warn_alloc.cold.31+0x7f/0x9c ** 29 printk messages dropped ** [ 775.171297] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 775.171324] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 775.171379] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 775.171424] 0 pages in swap cache [ 775.171428] Swap cache stats: add 0, delete 0, find 0/0 [ 775.171430] Free swap = 0kB [ 775.171432] Total swap = 0kB [ 775.171435] 1965979 pages RAM [ 775.171437] 0 pages HighMem/MovableOnly [ 775.171439] 313617 pages reserved [ 775.266311] udevd: page allocation stalls for 210010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 775.266321] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 775.266338] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 ** 35 printk messages dropped ** [ 775.266669] lowmem_reserve[]: 0 3505 3505 [ 775.266688] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 775.266742] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 775.266788] 0 pages in swap cache [ 775.266792] Swap cache stats: add 0, delete 0, find 0/0 [ 775.266794] Free swap = 0kB [ 775.266796] Total swap = 0kB [ 775.266798] 1965979 pages RAM [ 775.266800] 0 pages HighMem/MovableOnly [ 775.266802] 313617 pages reserved [ 775.987699] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 775.987699] to free 152kB on behalf of 'syz-execprog' (2160) because [ 775.987699] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 775.987699] Free memory is -13628kB above reserved [ 775.987710] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 775.987710] to free 152kB on behalf of 'init' (1) because [ 775.987710] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 775.987710] Free memory is -13628kB above reserved [ 776.220392] syz-execprog: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 776.220403] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 776.220421] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 776.220433] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 776.220444] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 776.220446] Call Trace: [ 776.220466] [] dump_stack+0xc1/0x128 [ 776.220477] [] warn_alloc.cold.31+0x7f/0x9c [ 776.220488] [] ? zone_watermark_ok_safe+0x250/0x250 [ 776.220497] [] ? shrink_node+0x740/0x740 [ 776.220507] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 776.220516] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 776.220526] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 776.220536] [] ? check_preemption_disabled+0x3b/0x200 [ 776.220544] [] ? find_get_entry+0x11a/0x570 [ 776.220552] [] ? find_get_entry+0x141/0x570 [ 776.220560] [] ? page_cache_prev_hole+0x80/0x80 [ 776.220570] [] ? autoremove_wake_function+0x40/0x40 [ 776.220577] [] ? pagecache_get_page+0x131/0x710 [ 776.220586] [] filemap_fault+0xaf1/0x1110 [ 776.220596] [] ext4_filemap_fault+0x71/0xa0 ** 15 printk messages dropped ** [ 776.220766] lowmem_reserve[]: 0 3505 3505 [ 776.220787] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:104kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 776.220847] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 776.220897] 0 pages in swap cache [ 776.220902] Swap cache stats: add 0, delete 0, find 0/0 [ 776.220904] Free swap = 0kB [ 776.220906] Total swap = 0kB [ 776.220909] 1965979 pages RAM [ 776.220911] 0 pages HighMem/MovableOnly [ 776.220913] 313617 pages reserved [ 776.980733] cron: page allocation stalls for 180030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 776.980744] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 776.980763] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 776.980774] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 776.980785] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 776.980787] Call Trace: [ 776.980807] [] dump_stack+0xc1/0x128 [ 776.980818] [] warn_alloc.cold.31+0x7f/0x9c [ 776.980830] [] ? zone_watermark_ok_safe+0x250/0x250 [ 776.980839] [] ? shrink_node+0x740/0x740 [ 776.980849] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 776.980858] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 776.980867] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 776.980876] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 776.980884] [] ? find_get_entry+0x11a/0x570 [ 776.980892] [] ? find_get_entry+0x141/0x570 [ 776.980899] [] ? page_cache_prev_hole+0x80/0x80 [ 776.980907] [] ? pagecache_get_page+0x131/0x710 [ 776.980916] [] filemap_fault+0xaf1/0x1110 [ 776.980926] [] ext4_filemap_fault+0x71/0xa0 [ 776.980934] [] __do_fault+0x223/0x500 [ 776.980942] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 776.980950] [] ? generic_file_readonly_mmap+0x190/0x190 [ 776.980958] [] handle_mm_fault+0x1326/0x2350 [ 776.980966] [] ? vm_insert_page+0x6f0/0x6f0 [ 776.980975] [] ? hrtimer_nanosleep+0x38c/0x550 [ 776.980985] [] __do_page_fault+0x403/0xa60 [ 776.980993] [] ? bad_area_access_error+0x3a0/0x3a0 [ 776.981005] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 776.981013] [] do_page_fault+0x27/0x30 [ 776.981022] [] page_fault+0x25/0x30 [ 776.981026] Mem-Info: [ 776.981046] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 776.981046] active_file:0 inactive_file:60 isolated_file:0 [ 776.981046] unevictable:0 dirty:0 writeback:0 unstable:0 [ 776.981046] slab_reclaimable:4607 slab_unreclaimable:57075 [ 776.981046] mapped:33 shmem:48 pagetables:353 bounce:0 [ 776.981046] free:5969 free_pcp:78 free_cma:0 [ 776.981060] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 776.981082] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 776.981111] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 776.981179] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 776.981229] 0 pages in swap cache [ 776.981233] Swap cache stats: add 0, delete 0, find 0/0 [ 776.981236] Free swap = 0kB [ 776.981238] Total swap = 0kB [ 776.981240] 1965979 pages RAM [ 776.981243] 0 pages HighMem/MovableOnly [ 776.981245] 313617 pages reserved [ 776.997761] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 776.997761] to free 152kB on behalf of 'syz-execprog' (2163) because [ 776.997761] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 776.997761] Free memory is -13628kB above reserved [ 778.007720] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 778.007720] to free 152kB on behalf of 'syz-execprog' (2160) because [ 778.007720] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 778.007720] Free memory is -13628kB above reserved [ 778.366488] init: page allocation stalls for 210010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 778.366499] CPU: 0 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 778.366518] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 778.366530] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 778.366541] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 778.366542] Call Trace: [ 778.366564] [] dump_stack+0xc1/0x128 [ 778.366575] [] warn_alloc.cold.31+0x7f/0x9c [ 778.366586] [] ? zone_watermark_ok_safe+0x250/0x250 [ 778.366595] [] ? shrink_node+0x740/0x740 [ 778.366604] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 778.366614] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 778.366623] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 778.366632] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 778.366640] [] ? find_get_entry+0x11a/0x570 [ 778.366646] [] ? find_get_entry+0x141/0x570 [ 778.366653] [] ? page_cache_prev_hole+0x80/0x80 [ 778.366662] [] ? __lock_acquire+0x654/0x4a10 [ 778.366669] [] ? pagecache_get_page+0x131/0x710 [ 778.366677] [] filemap_fault+0xaf1/0x1110 [ 778.366687] [] ext4_filemap_fault+0x71/0xa0 [ 778.366695] [] __do_fault+0x223/0x500 [ 778.366703] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 778.366711] [] ? generic_file_readonly_mmap+0x190/0x190 [ 778.366719] [] handle_mm_fault+0x1326/0x2350 [ 778.366726] [] ? vm_insert_page+0x6f0/0x6f0 [ 778.366737] [] ? kvm_clock_get_cycles+0x9/0x10 [ 778.366746] [] __do_page_fault+0x403/0xa60 [ 778.366754] [] ? bad_area_access_error+0x3a0/0x3a0 [ 778.366765] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 778.366773] [] do_page_fault+0x27/0x30 [ 778.366782] [] page_fault+0x25/0x30 [ 778.366786] Mem-Info: [ 778.366805] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 778.366805] active_file:0 inactive_file:60 isolated_file:0 [ 778.366805] unevictable:0 dirty:0 writeback:0 unstable:0 [ 778.366805] slab_reclaimable:4607 slab_unreclaimable:57075 [ 778.366805] mapped:33 shmem:48 pagetables:353 bounce:0 [ 778.366805] free:5969 free_pcp:78 free_cma:0 [ 778.366820] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 778.366841] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 778.366870] Normal free:5216kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227948kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:192kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 778.366930] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 129*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5216kB 108 total pagecache pages [ 778.366980] 0 pages in swap cache [ 778.366984] Swap cache stats: add 0, delete 0, find 0/0 [ 778.366986] Free swap = 0kB [ 778.366989] Total swap = 0kB [ 778.366991] 1965979 pages RAM [ 778.366993] 0 pages HighMem/MovableOnly [ 778.366996] 313617 pages reserved [ 779.017742] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 779.017742] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 779.017742] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 779.017742] Free memory is -13628kB above reserved [ 779.017753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 779.017753] to free 152kB on behalf of 'syz-execprog' (2160) because [ 779.017753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 779.017753] Free memory is -13628kB above reserved [ 780.027773] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 780.027773] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 780.027773] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 780.027773] Free memory is -13628kB above reserved [ 781.037727] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 781.037727] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 781.037727] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 781.037727] Free memory is -13628kB above reserved [ 781.037738] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 781.037738] to free 152kB on behalf of 'syz-execprog' (2163) because [ 781.037738] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 781.037738] Free memory is -13628kB above reserved [ 782.047744] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 782.047744] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 782.047744] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 782.047744] Free memory is -13628kB above reserved [ 782.047764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 782.047764] to free 152kB on behalf of 'syz-execprog' (2158) because [ 782.047764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 782.047764] Free memory is -13628kB above reserved [ 783.057735] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 783.057735] to free 152kB on behalf of 'cron' (1951) because [ 783.057735] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 783.057735] Free memory is -13628kB above reserved [ 784.067777] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 784.067777] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 784.067777] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 784.067777] Free memory is -13628kB above reserved [ 784.268741] syz-execprog: page allocation stalls for 160030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 784.268752] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 784.268771] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 784.268782] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 784.268793] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 784.268795] Call Trace: [ 784.268814] [] dump_stack+0xc1/0x128 [ 784.268825] [] warn_alloc.cold.31+0x7f/0x9c [ 784.268836] [] ? zone_watermark_ok_safe+0x250/0x250 [ 784.268845] [] ? shrink_node+0x740/0x740 [ 784.268854] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 784.268863] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 784.268872] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 784.268882] [] ? check_preemption_disabled+0x3b/0x200 [ 784.268890] [] ? find_get_entry+0x11a/0x570 [ 784.268898] [] ? find_get_entry+0x141/0x570 [ 784.268905] [] ? page_cache_prev_hole+0x80/0x80 [ 784.268915] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 784.268923] [] ? pagecache_get_page+0x131/0x710 [ 784.268932] [] filemap_fault+0xaf1/0x1110 [ 784.268941] [] ext4_filemap_fault+0x71/0xa0 [ 784.268950] [] __do_fault+0x223/0x500 [ 784.268957] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 784.268966] [] ? handle_mm_fault+0x1d4f/0x2350 [ 784.268974] [] handle_mm_fault+0x1326/0x2350 [ 784.268981] [] ? vm_insert_page+0x6f0/0x6f0 [ 784.268992] [] ? kvm_clock_read+0x23/0x40 [ 784.269000] [] ? kvm_clock_get_cycles+0x9/0x10 [ 784.269007] [] ? memset+0x31/0x40 [ 784.269016] [] __do_page_fault+0x403/0xa60 [ 784.269025] [] ? __fget_light+0x169/0x1f0 [ 784.269033] [] ? bad_area_access_error+0x3a0/0x3a0 [ 784.269045] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 784.269052] [] do_page_fault+0x27/0x30 [ 784.269062] [] page_fault+0x25/0x30 [ 784.269066] Mem-Info: ** 4 printk messages dropped ** [ 784.269149] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 784.269207] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 784.269257] 0 pages in swap cache [ 784.269261] Swap cache stats: add 0, delete 0, find 0/0 [ 784.269263] Free swap = 0kB [ 784.269265] Total swap = 0kB [ 784.269268] 1965979 pages RAM [ 784.269270] 0 pages HighMem/MovableOnly [ 784.269273] 313617 pages reserved [ 785.077807] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 785.077807] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 785.077807] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 785.077807] Free memory is -13636kB above reserved [ 785.077819] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 785.077819] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 785.077819] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 785.077819] Free memory is -13636kB above reserved [ 785.188913] syz-execprog: page allocation stalls for 220040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 785.188923] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 785.188942] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 785.188953] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 785.188964] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 785.188966] Call Trace: ** 32 printk messages dropped ** [ 785.189302] lowmem_reserve[]: 0 3505 3505 [ 785.189322] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 785.189381] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 785.189431] 0 pages in swap cache [ 785.189436] Swap cache stats: add 0, delete 0, find 0/0 [ 785.189438] Free swap = 0kB [ 785.189440] Total swap = 0kB [ 785.189443] 1965979 pages RAM [ 785.189445] 0 pages HighMem/MovableOnly [ 785.189447] 313617 pages reserved [ 785.289599] udevd: page allocation stalls for 220040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 785.289610] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 785.289629] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 785.289640] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 785.289658] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 785.289661] Call Trace: [ 785.289681] [] dump_stack+0xc1/0x128 [ 785.289692] [] warn_alloc.cold.31+0x7f/0x9c [ 785.289704] [] ? zone_watermark_ok_safe+0x250/0x250 [ 785.289714] [] ? shrink_node+0x740/0x740 ** 28 printk messages dropped ** [ 785.289994] lowmem_reserve[]: 0 3505 3505 [ 785.290015] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 785.290075] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 785.290125] 0 pages in swap cache [ 785.290129] Swap cache stats: add 0, delete 0, find 0/0 [ 785.290132] Free swap = 0kB [ 785.290134] Total swap = 0kB [ 785.290136] 1965979 pages RAM [ 785.290139] 0 pages HighMem/MovableOnly [ 785.290141] 313617 pages reserved [ 786.087822] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 786.087822] to free 152kB on behalf of 'cron' (1951) because [ 786.087822] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 786.087822] Free memory is -13636kB above reserved [ 786.239595] syz-execprog: page allocation stalls for 220040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 786.239606] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 786.239622] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 786.239633] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 786.239643] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 786.239645] Call Trace: [ 786.239664] [] dump_stack+0xc1/0x128 [ 786.239675] [] warn_alloc.cold.31+0x7f/0x9c [ 786.239687] [] ? zone_watermark_ok_safe+0x250/0x250 [ 786.239696] [] ? shrink_node+0x740/0x740 [ 786.239705] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 786.239714] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 786.239723] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 786.239731] [] ? check_preemption_disabled+0x3b/0x200 [ 786.239738] [] ? find_get_entry+0x11a/0x570 [ 786.239745] [] ? find_get_entry+0x141/0x570 [ 786.239752] [] ? page_cache_prev_hole+0x80/0x80 [ 786.239761] [] ? autoremove_wake_function+0x40/0x40 [ 786.239769] [] ? pagecache_get_page+0x131/0x710 [ 786.239776] [] filemap_fault+0xaf1/0x1110 [ 786.239786] [] ext4_filemap_fault+0x71/0xa0 [ 786.239794] [] __do_fault+0x223/0x500 [ 786.239800] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 786.239808] [] ? handle_mm_fault+0x1d4f/0x2350 [ 786.239816] [] handle_mm_fault+0x1326/0x2350 ** 13 printk messages dropped ** [ 786.239963] lowmem_reserve[]: 0 0 0 [ 786.240010] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 786.240055] 0 pages in swap cache [ 786.240059] Swap cache stats: add 0, delete 0, find 0/0 [ 786.240061] Free swap = 0kB [ 786.240063] Total swap = 0kB [ 786.240066] 1965979 pages RAM [ 786.240068] 0 pages HighMem/MovableOnly [ 786.240070] 313617 pages reserved [ 787.008416] cron: page allocation stalls for 190060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 787.008427] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 787.008443] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 787.008454] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 787.008464] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 787.008465] Call Trace: [ 787.008484] [] dump_stack+0xc1/0x128 [ 787.008495] [] warn_alloc.cold.31+0x7f/0x9c [ 787.008506] [] ? zone_watermark_ok_safe+0x250/0x250 [ 787.008515] [] ? shrink_node+0x740/0x740 [ 787.008524] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 787.008533] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 787.008542] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 787.008551] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 787.008558] [] ? find_get_entry+0x11a/0x570 [ 787.008566] [] ? find_get_entry+0x141/0x570 [ 787.008573] [] ? page_cache_prev_hole+0x80/0x80 [ 787.008581] [] ? pagecache_get_page+0x131/0x710 [ 787.008589] [] filemap_fault+0xaf1/0x1110 [ 787.008598] [] ext4_filemap_fault+0x71/0xa0 [ 787.008606] [] __do_fault+0x223/0x500 [ 787.008613] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 787.008622] [] ? generic_file_readonly_mmap+0x190/0x190 [ 787.008629] [] handle_mm_fault+0x1326/0x2350 [ 787.008636] [] ? vm_insert_page+0x6f0/0x6f0 [ 787.008645] [] ? hrtimer_nanosleep+0x38c/0x550 [ 787.008655] [] __do_page_fault+0x403/0xa60 [ 787.008663] [] ? bad_area_access_error+0x3a0/0x3a0 [ 787.008673] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 787.008680] [] do_page_fault+0x27/0x30 [ 787.008690] [] page_fault+0x25/0x30 [ 787.008693] Mem-Info: [ 787.008711] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 787.008711] active_file:0 inactive_file:60 isolated_file:0 [ 787.008711] unevictable:0 dirty:0 writeback:0 unstable:0 [ 787.008711] slab_reclaimable:4607 slab_unreclaimable:57078 [ 787.008711] mapped:33 shmem:48 pagetables:353 bounce:0 [ 787.008711] free:5967 free_pcp:77 free_cma:0 [ 787.008725] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 787.008745] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 787.008771] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 787.008824] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 787.008870] 0 pages in swap cache [ 787.008875] Swap cache stats: add 0, delete 0, find 0/0 [ 787.008877] Free swap = 0kB [ 787.008879] Total swap = 0kB [ 787.008881] 1965979 pages RAM [ 787.008884] 0 pages HighMem/MovableOnly [ 787.008886] 313617 pages reserved [ 787.097770] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 787.097770] to free 152kB on behalf of 'cron' (1951) because [ 787.097770] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 787.097770] Free memory is -13636kB above reserved [ 787.097782] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 787.097782] to free 152kB on behalf of 'syz-execprog' (2160) because [ 787.097782] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 787.097782] Free memory is -13636kB above reserved [ 788.107802] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 788.107802] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 788.107802] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 788.107802] Free memory is -13636kB above reserved [ 788.107815] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 788.107815] to free 152kB on behalf of 'init' (1) because [ 788.107815] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 788.107815] Free memory is -13636kB above reserved [ 788.360234] init: page allocation stalls for 220010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 788.360244] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 788.360262] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 788.360273] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 788.360284] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 788.360286] Call Trace: [ 788.360306] [] dump_stack+0xc1/0x128 [ 788.360317] [] warn_alloc.cold.31+0x7f/0x9c [ 788.360328] [] ? zone_watermark_ok_safe+0x250/0x250 [ 788.360337] [] ? shrink_node+0x740/0x740 [ 788.360347] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 788.360357] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 788.360366] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 788.360376] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 788.360384] [] ? find_get_entry+0x11a/0x570 [ 788.360391] [] ? find_get_entry+0x141/0x570 [ 788.360399] [] ? page_cache_prev_hole+0x80/0x80 [ 788.360408] [] ? __lock_acquire+0x654/0x4a10 [ 788.360415] [] ? pagecache_get_page+0x131/0x710 [ 788.360424] [] filemap_fault+0xaf1/0x1110 [ 788.360434] [] ext4_filemap_fault+0x71/0xa0 [ 788.360442] [] __do_fault+0x223/0x500 [ 788.360450] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 788.360458] [] ? generic_file_readonly_mmap+0x190/0x190 [ 788.360466] [] handle_mm_fault+0x1326/0x2350 [ 788.360474] [] ? vm_insert_page+0x6f0/0x6f0 [ 788.360484] [] ? kvm_clock_get_cycles+0x9/0x10 [ 788.360494] [] __do_page_fault+0x403/0xa60 [ 788.360502] [] ? bad_area_access_error+0x3a0/0x3a0 [ 788.360513] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 788.360520] [] do_page_fault+0x27/0x30 [ 788.360530] [] page_fault+0x25/0x30 [ 788.360534] Mem-Info: [ 788.360554] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 788.360554] active_file:0 inactive_file:60 isolated_file:0 [ 788.360554] unevictable:0 dirty:0 writeback:0 unstable:0 [ 788.360554] slab_reclaimable:4607 slab_unreclaimable:57078 [ 788.360554] mapped:33 shmem:48 pagetables:353 bounce:0 [ 788.360554] free:5967 free_pcp:77 free_cma:0 [ 788.360568] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 788.360589] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 788.360618] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 788.360686] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 788.360736] 0 pages in swap cache [ 788.360741] Swap cache stats: add 0, delete 0, find 0/0 [ 788.360743] Free swap = 0kB [ 788.360745] Total swap = 0kB [ 788.360748] 1965979 pages RAM [ 788.360750] 0 pages HighMem/MovableOnly [ 788.360753] 313617 pages reserved [ 789.117762] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 789.117762] to free 152kB on behalf of 'syz-execprog' (2158) because [ 789.117762] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 789.117762] Free memory is -13636kB above reserved [ 789.117774] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 789.117774] to free 152kB on behalf of 'syz-execprog' (2163) because [ 789.117774] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 789.117774] Free memory is -13636kB above reserved [ 790.127694] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 790.127694] to free 152kB on behalf of 'syz-execprog' (2163) because [ 790.127694] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 790.127694] Free memory is -13636kB above reserved [ 790.127706] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 790.127706] to free 152kB on behalf of 'init' (1) because [ 790.127706] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 790.127706] Free memory is -13636kB above reserved [ 791.137744] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 791.137744] to free 152kB on behalf of 'init' (1) because [ 791.137744] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 791.137744] Free memory is -13636kB above reserved [ 791.137756] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 791.137756] to free 152kB on behalf of 'cron' (1951) because [ 791.137756] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 791.137756] Free memory is -13636kB above reserved [ 792.147796] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 792.147796] to free 152kB on behalf of 'udevd' (470) because [ 792.147796] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 792.147796] Free memory is -13636kB above reserved [ 793.157697] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 793.157697] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 793.157697] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 793.157697] Free memory is -13636kB above reserved [ 794.167782] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 794.167782] to free 152kB on behalf of 'syz-execprog' (2163) because [ 794.167782] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 794.167782] Free memory is -13636kB above reserved [ 794.295093] syz-execprog: page allocation stalls for 170050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 794.295104] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 794.295122] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 794.295133] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 794.295144] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 794.295146] Call Trace: [ 794.295167] [] dump_stack+0xc1/0x128 [ 794.295179] [] warn_alloc.cold.31+0x7f/0x9c [ 794.295190] [] ? zone_watermark_ok_safe+0x250/0x250 [ 794.295199] [] ? shrink_node+0x740/0x740 [ 794.295208] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 794.295217] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 794.295227] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 794.295237] [] ? check_preemption_disabled+0x3b/0x200 [ 794.295245] [] ? find_get_entry+0x11a/0x570 [ 794.295253] [] ? find_get_entry+0x141/0x570 [ 794.295260] [] ? page_cache_prev_hole+0x80/0x80 [ 794.295270] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 794.295278] [] ? pagecache_get_page+0x131/0x710 [ 794.295286] [] filemap_fault+0xaf1/0x1110 [ 794.295296] [] ext4_filemap_fault+0x71/0xa0 [ 794.295304] [] __do_fault+0x223/0x500 [ 794.295312] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 794.295320] [] ? handle_mm_fault+0x1d4f/0x2350 [ 794.295328] [] handle_mm_fault+0x1326/0x2350 [ 794.295335] [] ? vm_insert_page+0x6f0/0x6f0 [ 794.295346] [] ? kvm_clock_read+0x23/0x40 [ 794.295354] [] ? kvm_clock_get_cycles+0x9/0x10 [ 794.295360] [] ? memset+0x31/0x40 [ 794.295369] [] __do_page_fault+0x403/0xa60 [ 794.295379] [] ? __fget_light+0x169/0x1f0 [ 794.295387] [] ? bad_area_access_error+0x3a0/0x3a0 [ 794.295398] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 794.295406] [] do_page_fault+0x27/0x30 [ 794.295415] [] page_fault+0x25/0x30 [ 794.295420] Mem-Info: [ 794.295439] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 794.295439] active_file:0 inactive_file:60 isolated_file:0 [ 794.295439] unevictable:0 dirty:0 writeback:0 unstable:0 [ 794.295439] slab_reclaimable:4607 slab_unreclaimable:57078 [ 794.295439] mapped:33 shmem:48 pagetables:353 bounce:0 [ 794.295439] free:5967 free_pcp:77 free_cma:0 [ 794.295454] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 794.295475] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 794.295504] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 794.295564] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 794.295614] 0 pages in swap cache [ 794.295619] Swap cache stats: add 0, delete 0, find 0/0 [ 794.295621] Free swap = 0kB [ 794.295623] Total swap = 0kB [ 794.295626] 1965979 pages RAM [ 794.295628] 0 pages HighMem/MovableOnly [ 794.295631] 313617 pages reserved [ 795.177733] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 795.177733] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 795.177733] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 795.177733] Free memory is -13636kB above reserved [ 795.177745] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 795.177745] to free 152kB on behalf of 'syz-execprog' (2160) because [ 795.177745] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 795.177745] Free memory is -13636kB above reserved [ 795.229652] syz-execprog: page allocation stalls for 230080ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 795.229662] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 795.229680] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 795.229691] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 795.229702] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 795.229704] Call Trace: [ 795.229725] [] dump_stack+0xc1/0x128 [ 795.229736] [] warn_alloc.cold.31+0x7f/0x9c [ 795.229747] [] ? zone_watermark_ok_safe+0x250/0x250 [ 795.229756] [] ? shrink_node+0x740/0x740 [ 795.229765] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 795.229774] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 795.229783] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 795.229792] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 795.229800] [] ? find_get_entry+0x11a/0x570 [ 795.229808] [] ? find_get_entry+0x141/0x570 [ 795.229815] [] ? page_cache_prev_hole+0x80/0x80 [ 795.229825] [] ? autoremove_wake_function+0x40/0x40 [ 795.229833] [] ? pagecache_get_page+0x131/0x710 [ 795.229840] [] filemap_fault+0xaf1/0x1110 [ 795.229850] [] ext4_filemap_fault+0x71/0xa0 [ 795.229858] [] __do_fault+0x223/0x500 [ 795.229865] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 795.229874] [] ? generic_file_readonly_mmap+0x190/0x190 [ 795.229882] [] handle_mm_fault+0x1326/0x2350 [ 795.229891] [] ? ep_poll+0x18f/0xb20 [ 795.229898] [] ? vm_insert_page+0x6f0/0x6f0 [ 795.229906] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 795.229916] [] __do_page_fault+0x403/0xa60 [ 795.229925] [] ? __fget_light+0x169/0x1f0 [ 795.229933] [] ? bad_area_access_error+0x3a0/0x3a0 [ 795.229944] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 795.229951] [] do_page_fault+0x27/0x30 [ 795.229961] [] page_fault+0x25/0x30 [ 795.229965] Mem-Info: [ 795.229984] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 795.229984] active_file:0 inactive_file:60 isolated_file:0 [ 795.229984] unevictable:0 dirty:0 writeback:0 unstable:0 [ 795.229984] slab_reclaimable:4607 slab_unreclaimable:57078 [ 795.229984] mapped:33 shmem:48 pagetables:353 bounce:0 [ 795.229984] free:5967 free_pcp:77 free_cma:0 [ 795.229999] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 795.230019] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 795.230047] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 795.230106] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 795.230165] 0 pages in swap cache [ 795.230170] Swap cache stats: add 0, delete 0, find 0/0 [ 795.230172] Free swap = 0kB [ 795.230174] Total swap = 0kB [ 795.230177] 1965979 pages RAM [ 795.230179] 0 pages HighMem/MovableOnly [ 795.230181] 313617 pages reserved [ 795.257930] udevd: page allocation stalls for 230010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 795.257940] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 795.257958] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 795.257969] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 795.257980] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 795.257982] Call Trace: [ 795.258001] [] dump_stack+0xc1/0x128 [ 795.258011] [] warn_alloc.cold.31+0x7f/0x9c [ 795.258022] [] ? zone_watermark_ok_safe+0x250/0x250 [ 795.258032] [] ? shrink_node+0x740/0x740 [ 795.258041] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 795.258051] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 795.258061] [] ? check_preemption_disabled+0x3b/0x200 [ 795.258068] [] ? find_get_entry+0x11a/0x570 [ 795.258076] [] ? find_get_entry+0x141/0x570 [ 795.258083] [] ? page_cache_prev_hole+0x80/0x80 [ 795.258093] [] ? autoremove_wake_function+0x40/0x40 [ 795.258100] [] ? pagecache_get_page+0x131/0x710 [ 795.258108] [] filemap_fault+0xaf1/0x1110 [ 795.258118] [] ext4_filemap_fault+0x71/0xa0 [ 795.258126] [] __do_fault+0x223/0x500 [ 795.258133] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 795.258142] [] ? generic_file_readonly_mmap+0x190/0x190 [ 795.258150] [] handle_mm_fault+0x1326/0x2350 [ 795.258169] [] ? mntput_no_expire+0xcc/0x840 [ 795.258177] [] ? vm_insert_page+0x6f0/0x6f0 [ 795.258184] [] ? mnt_get_count+0x140/0x140 [ 795.258194] [] ? dput.part.9+0x2a/0x7a0 [ 795.258202] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 795.258213] [] __do_page_fault+0x403/0xa60 [ 795.258221] [] ? bad_area_access_error+0x3a0/0x3a0 [ 795.258231] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 795.258239] [] do_page_fault+0x27/0x30 [ 795.258248] [] page_fault+0x25/0x30 [ 795.258252] Mem-Info: [ 795.258271] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 795.258271] active_file:0 inactive_file:60 isolated_file:0 [ 795.258271] unevictable:0 dirty:0 writeback:0 unstable:0 [ 795.258271] slab_reclaimable:4607 slab_unreclaimable:57078 [ 795.258271] mapped:33 shmem:48 pagetables:353 bounce:0 [ 795.258271] free:5967 free_pcp:77 free_cma:0 [ 795.258286] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 795.258307] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 795.258336] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 795.258395] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 795.258445] 0 pages in swap cache [ 795.258450] Swap cache stats: add 0, delete 0, find 0/0 [ 795.258452] Free swap = 0kB [ 795.258454] Total swap = 0kB [ 795.258457] 1965979 pages RAM [ 795.258459] 0 pages HighMem/MovableOnly [ 795.258461] 313617 pages reserved [ 796.187753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 796.187753] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 796.187753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 796.187753] Free memory is -13636kB above reserved [ 796.187765] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 796.187765] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 796.187765] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 796.187765] Free memory is -13636kB above reserved [ 796.233449] syz-execprog: page allocation stalls for 230030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 796.233460] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 796.233477] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 796.233489] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 796.233500] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 796.233502] Call Trace: [ 796.233521] [] dump_stack+0xc1/0x128 [ 796.233533] [] warn_alloc.cold.31+0x7f/0x9c [ 796.233545] [] ? zone_watermark_ok_safe+0x250/0x250 [ 796.233554] [] ? shrink_node+0x740/0x740 [ 796.233564] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 796.233573] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 796.233582] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 796.233593] [] ? check_preemption_disabled+0x3b/0x200 [ 796.233601] [] ? find_get_entry+0x11a/0x570 [ 796.233609] [] ? find_get_entry+0x141/0x570 [ 796.233616] [] ? page_cache_prev_hole+0x80/0x80 [ 796.233626] [] ? autoremove_wake_function+0x40/0x40 [ 796.233634] [] ? pagecache_get_page+0x131/0x710 [ 796.233643] [] filemap_fault+0xaf1/0x1110 [ 796.233653] [] ext4_filemap_fault+0x71/0xa0 [ 796.233659] [] __do_fault+0x223/0x500 [ 796.233667] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 796.233675] [] ? handle_mm_fault+0x1d4f/0x2350 [ 796.233683] [] handle_mm_fault+0x1326/0x2350 [ 796.233691] [] ? vm_insert_page+0x6f0/0x6f0 [ 796.233699] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 796.233709] [] __do_page_fault+0x403/0xa60 [ 796.233717] [] ? bad_area_access_error+0x3a0/0x3a0 [ 796.233728] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 796.233735] [] do_page_fault+0x27/0x30 [ 796.233744] [] page_fault+0x25/0x30 [ 796.233748] Mem-Info: [ 796.233768] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 796.233768] active_file:0 inactive_file:60 isolated_file:0 [ 796.233768] unevictable:0 dirty:0 writeback:0 unstable:0 [ 796.233768] slab_reclaimable:4607 slab_unreclaimable:57078 [ 796.233768] mapped:33 shmem:48 pagetables:353 bounce:0 [ 796.233768] free:5967 free_pcp:77 free_cma:0 [ 796.233782] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 796.233803] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 796.233832] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 796.233886] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 796.233935] 0 pages in swap cache [ 796.233940] Swap cache stats: add 0, delete 0, find 0/0 [ 796.233942] Free swap = 0kB [ 796.233944] Total swap = 0kB [ 796.233946] 1965979 pages RAM [ 796.233949] 0 pages HighMem/MovableOnly [ 796.233951] 313617 pages reserved [ 796.960685] cron: page allocation stalls for 200010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 796.960696] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 796.960714] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 796.960725] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 796.960736] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 796.960738] Call Trace: [ 796.960758] [] dump_stack+0xc1/0x128 [ 796.960769] [] warn_alloc.cold.31+0x7f/0x9c [ 796.960780] [] ? zone_watermark_ok_safe+0x250/0x250 [ 796.960789] [] ? shrink_node+0x740/0x740 [ 796.960798] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 796.960808] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 796.960817] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 796.960827] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 796.960835] [] ? find_get_entry+0x11a/0x570 [ 796.960842] [] ? find_get_entry+0x141/0x570 [ 796.960850] [] ? page_cache_prev_hole+0x80/0x80 [ 796.960858] [] ? pagecache_get_page+0x131/0x710 [ 796.960866] [] filemap_fault+0xaf1/0x1110 [ 796.960877] [] ext4_filemap_fault+0x71/0xa0 [ 796.960884] [] __do_fault+0x223/0x500 [ 796.960892] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 796.960901] [] ? generic_file_readonly_mmap+0x190/0x190 [ 796.960908] [] handle_mm_fault+0x1326/0x2350 [ 796.960916] [] ? vm_insert_page+0x6f0/0x6f0 [ 796.960925] [] ? hrtimer_nanosleep+0x38c/0x550 [ 796.960936] [] __do_page_fault+0x403/0xa60 [ 796.960944] [] ? bad_area_access_error+0x3a0/0x3a0 [ 796.960956] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 796.960964] [] do_page_fault+0x27/0x30 [ 796.960973] [] page_fault+0x25/0x30 [ 796.960977] Mem-Info: [ 796.960996] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 796.960996] active_file:0 inactive_file:60 isolated_file:0 [ 796.960996] unevictable:0 dirty:0 writeback:0 unstable:0 [ 796.960996] slab_reclaimable:4607 slab_unreclaimable:57078 [ 796.960996] mapped:33 shmem:48 pagetables:353 bounce:0 [ 796.960996] free:5967 free_pcp:77 free_cma:0 [ 796.961012] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 796.961032] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 796.961061] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:88kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 796.961121] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 796.961180] 0 pages in swap cache [ 796.961185] Swap cache stats: add 0, delete 0, find 0/0 [ 796.961187] Free swap = 0kB [ 796.961189] Total swap = 0kB [ 796.961192] 1965979 pages RAM [ 796.961194] 0 pages HighMem/MovableOnly [ 796.961196] 313617 pages reserved [ 797.197712] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 797.197712] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 797.197712] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 797.197712] Free memory is -13636kB above reserved [ 798.207792] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 798.207792] to free 152kB on behalf of 'udevd' (470) because [ 798.207792] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 798.207792] Free memory is -13636kB above reserved [ 798.360905] init: page allocation stalls for 230010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 798.360916] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 798.360933] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 798.360944] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 798.360955] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 798.360957] Call Trace: [ 798.360976] [] dump_stack+0xc1/0x128 [ 798.360987] [] warn_alloc.cold.31+0x7f/0x9c [ 798.360998] [] ? zone_watermark_ok_safe+0x250/0x250 [ 798.361008] [] ? shrink_node+0x740/0x740 [ 798.361018] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 798.361027] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 798.361037] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 798.361046] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 798.361054] [] ? find_get_entry+0x11a/0x570 [ 798.361062] [] ? find_get_entry+0x141/0x570 [ 798.361069] [] ? page_cache_prev_hole+0x80/0x80 [ 798.361078] [] ? __lock_acquire+0x654/0x4a10 [ 798.361086] [] ? pagecache_get_page+0x131/0x710 [ 798.361094] [] filemap_fault+0xaf1/0x1110 [ 798.361104] [] ext4_filemap_fault+0x71/0xa0 [ 798.361112] [] __do_fault+0x223/0x500 [ 798.361120] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 798.361128] [] ? generic_file_readonly_mmap+0x190/0x190 [ 798.361136] [] handle_mm_fault+0x1326/0x2350 [ 798.361144] [] ? vm_insert_page+0x6f0/0x6f0 [ 798.361155] [] ? kvm_clock_get_cycles+0x9/0x10 [ 798.361163] [] __do_page_fault+0x403/0xa60 [ 798.361171] [] ? bad_area_access_error+0x3a0/0x3a0 [ 798.361183] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 798.361190] [] do_page_fault+0x27/0x30 [ 798.361199] [] page_fault+0x25/0x30 [ 798.361203] Mem-Info: [ 798.361222] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 798.361222] active_file:0 inactive_file:60 isolated_file:0 [ 798.361222] unevictable:0 dirty:0 writeback:0 unstable:0 [ 798.361222] slab_reclaimable:4607 slab_unreclaimable:57078 [ 798.361222] mapped:33 shmem:48 pagetables:353 bounce:0 [ 798.361222] free:5967 free_pcp:77 free_cma:0 [ 798.361237] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 798.361257] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 798.361287] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227960kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:188kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 798.361346] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 798.361396] 0 pages in swap cache [ 798.361401] Swap cache stats: add 0, delete 0, find 0/0 [ 798.361403] Free swap = 0kB [ 798.361405] Total swap = 0kB [ 798.361408] 1965979 pages RAM [ 798.361410] 0 pages HighMem/MovableOnly [ 798.361412] 313617 pages reserved [ 799.217801] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 799.217801] to free 152kB on behalf of 'udevd' (470) because [ 799.217801] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 799.217801] Free memory is -13636kB above reserved [ 799.217814] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 799.217814] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 799.217814] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 799.217814] Free memory is -13636kB above reserved [ 800.227717] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 800.227717] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 800.227717] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 800.227717] Free memory is -13636kB above reserved [ 801.237811] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 801.237811] to free 152kB on behalf of 'syz-execprog' (2158) because [ 801.237811] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 801.237811] Free memory is -13636kB above reserved [ 802.247702] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 802.247702] to free 152kB on behalf of 'syz-execprog' (2158) because [ 802.247702] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 802.247702] Free memory is -13636kB above reserved [ 802.247713] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 802.247713] to free 152kB on behalf of 'init' (1) because [ 802.247713] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 802.247713] Free memory is -13636kB above reserved [ 803.257758] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 803.257758] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 803.257758] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 803.257758] Free memory is -13636kB above reserved [ 803.257775] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 803.257775] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 803.257775] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 803.257775] Free memory is -13636kB above reserved [ 804.259793] syz-execprog: page allocation stalls for 180020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 804.259805] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 804.259822] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 804.259832] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 804.259842] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 804.259844] Call Trace: [ 804.259867] [] dump_stack+0xc1/0x128 [ 804.259879] [] warn_alloc.cold.31+0x7f/0x9c [ 804.259890] [] ? zone_watermark_ok_safe+0x250/0x250 [ 804.259900] [] ? shrink_node+0x740/0x740 [ 804.259909] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 804.259918] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 804.259927] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 804.259937] [] ? check_preemption_disabled+0x3b/0x200 [ 804.259945] [] ? find_get_entry+0x11a/0x570 [ 804.259952] [] ? find_get_entry+0x141/0x570 [ 804.259959] [] ? page_cache_prev_hole+0x80/0x80 [ 804.259968] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 804.259975] [] ? pagecache_get_page+0x131/0x710 [ 804.259984] [] filemap_fault+0xaf1/0x1110 [ 804.259994] [] ext4_filemap_fault+0x71/0xa0 [ 804.260000] [] __do_fault+0x223/0x500 [ 804.260007] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 804.260015] [] ? handle_mm_fault+0x1d4f/0x2350 [ 804.260023] [] handle_mm_fault+0x1326/0x2350 [ 804.260030] [] ? vm_insert_page+0x6f0/0x6f0 [ 804.260040] [] ? kvm_clock_read+0x23/0x40 [ 804.260047] [] ? kvm_clock_get_cycles+0x9/0x10 [ 804.260054] [] ? memset+0x31/0x40 [ 804.260062] [] __do_page_fault+0x403/0xa60 [ 804.260072] [] ? __fget_light+0x169/0x1f0 [ 804.260080] [] ? bad_area_access_error+0x3a0/0x3a0 [ 804.260090] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 804.260097] [] do_page_fault+0x27/0x30 [ 804.260106] [] page_fault+0x25/0x30 [ 804.260110] Mem-Info: [ 804.260127] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 804.260127] active_file:0 inactive_file:60 isolated_file:0 [ 804.260127] unevictable:0 dirty:0 writeback:0 unstable:0 [ 804.260127] slab_reclaimable:4607 slab_unreclaimable:57079 [ 804.260127] mapped:33 shmem:48 pagetables:353 bounce:0 [ 804.260127] free:5967 free_pcp:76 free_cma:0 [ 804.260139] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 804.260166] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 804.260195] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227964kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:184kB local_pcp:84kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 804.260251] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 804.260301] 0 pages in swap cache [ 804.260305] Swap cache stats: add 0, delete 0, find 0/0 [ 804.260308] Free swap = 0kB [ 804.260310] Total swap = 0kB [ 804.260313] 1965979 pages RAM [ 804.260315] 0 pages HighMem/MovableOnly [ 804.260317] 313617 pages reserved [ 804.267708] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 804.267708] to free 152kB on behalf of 'init' (1) because [ 804.267708] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 804.267708] Free memory is -13636kB above reserved [ 804.267719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 804.267719] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 804.267719] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 804.267719] Free memory is -13636kB above reserved [ 805.219140] syz-execprog: page allocation stalls for 240070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 805.219152] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 805.219177] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 805.219188] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 805.219199] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 805.219201] Call Trace: [ 805.219220] [] dump_stack+0xc1/0x128 [ 805.219232] [] warn_alloc.cold.31+0x7f/0x9c [ 805.219243] [] ? zone_watermark_ok_safe+0x250/0x250 [ 805.219253] [] ? shrink_node+0x740/0x740 [ 805.219262] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 805.219271] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 805.219281] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 805.219290] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 805.219298] [] ? find_get_entry+0x11a/0x570 [ 805.219306] [] ? find_get_entry+0x141/0x570 [ 805.219313] [] ? page_cache_prev_hole+0x80/0x80 [ 805.219324] [] ? autoremove_wake_function+0x40/0x40 [ 805.219331] [] ? pagecache_get_page+0x131/0x710 [ 805.219340] [] filemap_fault+0xaf1/0x1110 [ 805.219349] [] ext4_filemap_fault+0x71/0xa0 [ 805.219357] [] __do_fault+0x223/0x500 [ 805.219365] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 805.219373] [] ? generic_file_readonly_mmap+0x190/0x190 [ 805.219381] [] handle_mm_fault+0x1326/0x2350 [ 805.219390] [] ? ep_poll+0x18f/0xb20 [ 805.219398] [] ? vm_insert_page+0x6f0/0x6f0 [ 805.219406] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 805.219416] [] __do_page_fault+0x403/0xa60 [ 805.219425] [] ? __fget_light+0x169/0x1f0 [ 805.219433] [] ? bad_area_access_error+0x3a0/0x3a0 [ 805.219444] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 805.219452] [] do_page_fault+0x27/0x30 [ 805.219461] [] page_fault+0x25/0x30 [ 805.219465] Mem-Info: [ 805.219484] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 805.219484] active_file:0 inactive_file:60 isolated_file:0 [ 805.219484] unevictable:0 dirty:0 writeback:0 unstable:0 [ 805.219484] slab_reclaimable:4607 slab_unreclaimable:57079 [ 805.219484] mapped:33 shmem:48 pagetables:353 bounce:0 [ 805.219484] free:5967 free_pcp:76 free_cma:0 [ 805.219499] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 805.219519] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 805.219548] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227964kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:184kB local_pcp:84kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 805.219608] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 805.219657] 0 pages in swap cache [ 805.219661] Swap cache stats: add 0, delete 0, find 0/0 [ 805.219663] Free swap = 0kB [ 805.219666] Total swap = 0kB [ 805.219669] 1965979 pages RAM [ 805.219671] 0 pages HighMem/MovableOnly [ 805.219673] 313617 pages reserved [ 805.271237] udevd: page allocation stalls for 240020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 805.271248] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 805.271266] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 805.271277] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 805.271288] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 805.271290] Call Trace: [ 805.271310] [] dump_stack+0xc1/0x128 [ 805.271321] [] warn_alloc.cold.31+0x7f/0x9c [ 805.271332] [] ? zone_watermark_ok_safe+0x250/0x250 [ 805.271342] [] ? shrink_node+0x740/0x740 [ 805.271351] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 805.271361] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 805.271370] [] ? check_preemption_disabled+0x3b/0x200 [ 805.271378] [] ? find_get_entry+0x11a/0x570 [ 805.271386] [] ? find_get_entry+0x141/0x570 [ 805.271393] [] ? page_cache_prev_hole+0x80/0x80 [ 805.271403] [] ? autoremove_wake_function+0x40/0x40 [ 805.271411] [] ? pagecache_get_page+0x131/0x710 [ 805.271419] [] filemap_fault+0xaf1/0x1110 [ 805.271428] [] ext4_filemap_fault+0x71/0xa0 [ 805.271436] [] __do_fault+0x223/0x500 [ 805.271444] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 805.271452] [] ? generic_file_readonly_mmap+0x190/0x190 [ 805.271460] [] handle_mm_fault+0x1326/0x2350 [ 805.271470] [] ? mntput_no_expire+0xcc/0x840 [ 805.271478] [] ? vm_insert_page+0x6f0/0x6f0 [ 805.271486] [] ? mnt_get_count+0x140/0x140 [ 805.271496] [] ? dput.part.9+0x2a/0x7a0 [ 805.271505] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 805.271515] [] __do_page_fault+0x403/0xa60 [ 805.271524] [] ? bad_area_access_error+0x3a0/0x3a0 [ 805.271536] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 805.271543] [] do_page_fault+0x27/0x30 [ 805.271553] [] page_fault+0x25/0x30 [ 805.271556] Mem-Info: [ 805.271576] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 805.271576] active_file:0 inactive_file:60 isolated_file:0 [ 805.271576] unevictable:0 dirty:0 writeback:0 unstable:0 [ 805.271576] slab_reclaimable:4607 slab_unreclaimable:57079 [ 805.271576] mapped:33 shmem:48 pagetables:353 bounce:0 [ 805.271576] free:5967 free_pcp:76 free_cma:0 [ 805.271591] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 805.271611] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 805.271641] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227964kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:184kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 805.271709] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 805.271760] 0 pages in swap cache [ 805.271764] Swap cache stats: add 0, delete 0, find 0/0 [ 805.271766] Free swap = 0kB [ 805.271769] Total swap = 0kB [ 805.271771] 1965979 pages RAM [ 805.271773] 0 pages HighMem/MovableOnly [ 805.271776] 313617 pages reserved [ 805.277724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 805.277724] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 805.277724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 805.277724] Free memory is -13636kB above reserved [ 806.228430] syz-execprog: page allocation stalls for 240030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 806.228441] CPU: 0 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 806.228459] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 806.228470] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 806.228481] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 806.228483] Call Trace: [ 806.228503] [] dump_stack+0xc1/0x128 [ 806.228514] [] warn_alloc.cold.31+0x7f/0x9c [ 806.228525] [] ? zone_watermark_ok_safe+0x250/0x250 [ 806.228534] [] ? shrink_node+0x740/0x740 [ 806.228544] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 806.228553] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 806.228562] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 806.228573] [] ? check_preemption_disabled+0x3b/0x200 [ 806.228581] [] ? find_get_entry+0x11a/0x570 [ 806.228588] [] ? find_get_entry+0x141/0x570 [ 806.228596] [] ? page_cache_prev_hole+0x80/0x80 [ 806.228606] [] ? autoremove_wake_function+0x40/0x40 [ 806.228614] [] ? pagecache_get_page+0x131/0x710 [ 806.228623] [] filemap_fault+0xaf1/0x1110 [ 806.228633] [] ext4_filemap_fault+0x71/0xa0 [ 806.228640] [] __do_fault+0x223/0x500 [ 806.228648] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 806.228656] [] ? handle_mm_fault+0x1d4f/0x2350 [ 806.228663] [] handle_mm_fault+0x1326/0x2350 [ 806.228671] [] ? vm_insert_page+0x6f0/0x6f0 [ 806.228679] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 806.228689] [] __do_page_fault+0x403/0xa60 [ 806.228697] [] ? bad_area_access_error+0x3a0/0x3a0 [ 806.228708] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 806.228715] [] do_page_fault+0x27/0x30 [ 806.228724] [] page_fault+0x25/0x30 [ 806.228728] Mem-Info: [ 806.228748] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 806.228748] active_file:0 inactive_file:60 isolated_file:0 [ 806.228748] unevictable:0 dirty:0 writeback:0 unstable:0 [ 806.228748] slab_reclaimable:4607 slab_unreclaimable:57079 [ 806.228748] mapped:33 shmem:48 pagetables:353 bounce:0 [ 806.228748] free:5967 free_pcp:76 free_cma:0 [ 806.228763] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 806.228783] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 806.228812] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227964kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:184kB local_pcp:84kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 806.228871] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 806.228921] 0 pages in swap cache [ 806.228926] Swap cache stats: add 0, delete 0, find 0/0 [ 806.228928] Free swap = 0kB [ 806.228930] Total swap = 0kB [ 806.228933] 1965979 pages RAM [ 806.228935] 0 pages HighMem/MovableOnly [ 806.228938] 313617 pages reserved [ 806.287725] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 806.287725] to free 152kB on behalf of 'cron' (1951) because [ 806.287725] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 806.287725] Free memory is -13636kB above reserved [ 806.968998] cron: page allocation stalls for 210020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 806.969009] CPU: 0 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 806.969026] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 806.969037] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 806.969048] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 806.969050] Call Trace: [ 806.969070] [] dump_stack+0xc1/0x128 [ 806.969081] [] warn_alloc.cold.31+0x7f/0x9c [ 806.969092] [] ? zone_watermark_ok_safe+0x250/0x250 [ 806.969101] [] ? shrink_node+0x740/0x740 [ 806.969111] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 806.969120] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 806.969129] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 806.969138] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 806.969146] [] ? find_get_entry+0x11a/0x570 [ 806.969153] [] ? find_get_entry+0x141/0x570 [ 806.969169] [] ? page_cache_prev_hole+0x80/0x80 [ 806.969176] [] ? pagecache_get_page+0x131/0x710 [ 806.969184] [] filemap_fault+0xaf1/0x1110 [ 806.969194] [] ext4_filemap_fault+0x71/0xa0 [ 806.969202] [] __do_fault+0x223/0x500 [ 806.969209] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 806.969218] [] ? generic_file_readonly_mmap+0x190/0x190 [ 806.969227] [] handle_mm_fault+0x1326/0x2350 [ 806.969234] [] ? vm_insert_page+0x6f0/0x6f0 [ 806.969244] [] ? hrtimer_nanosleep+0x38c/0x550 [ 806.969254] [] __do_page_fault+0x403/0xa60 [ 806.969263] [] ? bad_area_access_error+0x3a0/0x3a0 [ 806.969273] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 806.969281] [] do_page_fault+0x27/0x30 [ 806.969291] [] page_fault+0x25/0x30 [ 806.969295] Mem-Info: [ 806.969314] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 806.969314] active_file:0 inactive_file:60 isolated_file:0 [ 806.969314] unevictable:0 dirty:0 writeback:0 unstable:0 [ 806.969314] slab_reclaimable:4607 slab_unreclaimable:57079 [ 806.969314] mapped:33 shmem:48 pagetables:353 bounce:0 [ 806.969314] free:5967 free_pcp:76 free_cma:0 [ 806.969328] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 806.969349] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 806.969378] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227964kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:184kB local_pcp:84kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 806.969437] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 806.969487] 0 pages in swap cache [ 806.969491] Swap cache stats: add 0, delete 0, find 0/0 [ 806.969494] Free swap = 0kB [ 806.969496] Total swap = 0kB [ 806.969498] 1965979 pages RAM [ 806.969501] 0 pages HighMem/MovableOnly [ 806.969503] 313617 pages reserved [ 807.297762] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 807.297762] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 807.297762] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 807.297762] Free memory is -13636kB above reserved [ 807.297776] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 807.297776] to free 152kB on behalf of 'udevd' (470) because [ 807.297776] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 807.297776] Free memory is -13636kB above reserved [ 808.307740] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 808.307740] to free 152kB on behalf of 'init' (1) because [ 808.307740] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 808.307740] Free memory is -13636kB above reserved [ 808.408530] init: page allocation stalls for 240060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 808.408542] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 808.408563] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 808.408574] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 808.408585] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 808.408587] Call Trace: [ 808.408608] [] dump_stack+0xc1/0x128 [ 808.408620] [] warn_alloc.cold.31+0x7f/0x9c [ 808.408631] [] ? zone_watermark_ok_safe+0x250/0x250 [ 808.408640] [] ? shrink_node+0x740/0x740 [ 808.408650] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 808.408667] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 808.408677] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 808.408686] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 808.408694] [] ? find_get_entry+0x11a/0x570 [ 808.408702] [] ? find_get_entry+0x141/0x570 [ 808.408710] [] ? page_cache_prev_hole+0x80/0x80 [ 808.408718] [] ? __lock_acquire+0x654/0x4a10 [ 808.408726] [] ? pagecache_get_page+0x131/0x710 [ 808.408734] [] filemap_fault+0xaf1/0x1110 [ 808.408744] [] ext4_filemap_fault+0x71/0xa0 [ 808.408752] [] __do_fault+0x223/0x500 [ 808.408760] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 808.408768] [] ? generic_file_readonly_mmap+0x190/0x190 [ 808.408777] [] handle_mm_fault+0x1326/0x2350 [ 808.408784] [] ? vm_insert_page+0x6f0/0x6f0 [ 808.408795] [] ? kvm_clock_get_cycles+0x9/0x10 [ 808.408805] [] __do_page_fault+0x403/0xa60 [ 808.408814] [] ? bad_area_access_error+0x3a0/0x3a0 [ 808.408825] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 808.408832] [] do_page_fault+0x27/0x30 [ 808.408842] [] page_fault+0x25/0x30 [ 808.408846] Mem-Info: [ 808.408866] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 808.408866] active_file:0 inactive_file:60 isolated_file:0 [ 808.408866] unevictable:0 dirty:0 writeback:0 unstable:0 [ 808.408866] slab_reclaimable:4607 slab_unreclaimable:57079 [ 808.408866] mapped:33 shmem:48 pagetables:353 bounce:0 [ 808.408866] free:5967 free_pcp:76 free_cma:0 [ 808.408881] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 808.408902] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 808.408931] Normal free:5208kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227964kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:184kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 808.408991] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 128*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5208kB 108 total pagecache pages [ 808.409041] 0 pages in swap cache [ 808.409045] Swap cache stats: add 0, delete 0, find 0/0 [ 808.409048] Free swap = 0kB [ 808.409050] Total swap = 0kB [ 808.409053] 1965979 pages RAM [ 808.409055] 0 pages HighMem/MovableOnly [ 808.409057] 313617 pages reserved [ 809.317731] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 809.317731] to free 152kB on behalf of 'syz-execprog' (2160) because [ 809.317731] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 809.317731] Free memory is -13636kB above reserved [ 809.317747] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 809.317747] to free 152kB on behalf of 'syz-execprog' (2158) because [ 809.317747] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 809.317747] Free memory is -13636kB above reserved [ 810.327731] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 810.327731] to free 152kB on behalf of 'cron' (1951) because [ 810.327731] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 810.327731] Free memory is -13636kB above reserved [ 810.327743] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 810.327743] to free 152kB on behalf of 'init' (1) because [ 810.327743] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 810.327743] Free memory is -13636kB above reserved [ 811.337724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 811.337724] to free 152kB on behalf of 'cron' (1951) because [ 811.337724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 811.337724] Free memory is -13636kB above reserved [ 812.347709] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 812.347709] to free 152kB on behalf of 'syz-execprog' (2160) because [ 812.347709] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 812.347709] Free memory is -13636kB above reserved [ 812.347720] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 812.347720] to free 152kB on behalf of 'cron' (1951) because [ 812.347720] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 812.347720] Free memory is -13636kB above reserved [ 813.357844] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 813.357844] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 813.357844] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 813.357844] Free memory is -13636kB above reserved [ 814.251249] syz-execprog: page allocation stalls for 190010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 814.251260] CPU: 0 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 814.251278] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 814.251289] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 814.251300] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 814.251302] Call Trace: [ 814.251322] [] dump_stack+0xc1/0x128 [ 814.251333] [] warn_alloc.cold.31+0x7f/0x9c [ 814.251344] [] ? zone_watermark_ok_safe+0x250/0x250 [ 814.251354] [] ? shrink_node+0x740/0x740 [ 814.251363] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 814.251373] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 814.251382] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 814.251393] [] ? check_preemption_disabled+0x3b/0x200 [ 814.251401] [] ? find_get_entry+0x11a/0x570 [ 814.251409] [] ? find_get_entry+0x141/0x570 [ 814.251416] [] ? page_cache_prev_hole+0x80/0x80 [ 814.251426] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 814.251434] [] ? pagecache_get_page+0x131/0x710 [ 814.251442] [] filemap_fault+0xaf1/0x1110 [ 814.251451] [] ext4_filemap_fault+0x71/0xa0 [ 814.251459] [] __do_fault+0x223/0x500 [ 814.251467] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 814.251475] [] ? handle_mm_fault+0x1d4f/0x2350 [ 814.251483] [] handle_mm_fault+0x1326/0x2350 [ 814.251491] [] ? vm_insert_page+0x6f0/0x6f0 [ 814.251501] [] ? kvm_clock_read+0x23/0x40 [ 814.251509] [] ? kvm_clock_get_cycles+0x9/0x10 [ 814.251517] [] ? memset+0x31/0x40 [ 814.251526] [] __do_page_fault+0x403/0xa60 [ 814.251536] [] ? __fget_light+0x169/0x1f0 [ 814.251544] [] ? bad_area_access_error+0x3a0/0x3a0 [ 814.251555] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 814.251563] [] do_page_fault+0x27/0x30 [ 814.251572] [] page_fault+0x25/0x30 [ 814.251577] Mem-Info: [ 814.251596] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 814.251596] active_file:0 inactive_file:60 isolated_file:0 [ 814.251596] unevictable:0 dirty:0 writeback:0 unstable:0 [ 814.251596] slab_reclaimable:4607 slab_unreclaimable:57082 [ 814.251596] mapped:33 shmem:48 pagetables:353 bounce:0 [ 814.251596] free:5965 free_pcp:75 free_cma:0 [ 814.251610] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 814.251631] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 814.251660] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 814.251719] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 814.251769] 0 pages in swap cache [ 814.251773] Swap cache stats: add 0, delete 0, find 0/0 [ 814.251776] Free swap = 0kB [ 814.251778] Total swap = 0kB [ 814.251781] 1965979 pages RAM [ 814.251783] 0 pages HighMem/MovableOnly [ 814.251785] 313617 pages reserved [ 814.367724] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 814.367724] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 814.367724] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 814.367724] Free memory is -13644kB above reserved [ 814.367736] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 814.367736] to free 152kB on behalf of 'syz-execprog' (2163) because [ 814.367736] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 814.367736] Free memory is -13644kB above reserved [ 815.198470] syz-execprog: page allocation stalls for 250050ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 815.198481] CPU: 0 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 815.198499] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 815.198510] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 815.198520] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 815.198523] Call Trace: [ 815.198542] [] dump_stack+0xc1/0x128 [ 815.198554] [] warn_alloc.cold.31+0x7f/0x9c [ 815.198566] [] ? zone_watermark_ok_safe+0x250/0x250 [ 815.198575] [] ? shrink_node+0x740/0x740 [ 815.198584] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 815.198593] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 815.198603] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 815.198612] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 815.198620] [] ? find_get_entry+0x11a/0x570 [ 815.198627] [] ? find_get_entry+0x141/0x570 [ 815.198635] [] ? page_cache_prev_hole+0x80/0x80 [ 815.198645] [] ? autoremove_wake_function+0x40/0x40 [ 815.198653] [] ? pagecache_get_page+0x131/0x710 [ 815.198661] [] filemap_fault+0xaf1/0x1110 [ 815.198670] [] ext4_filemap_fault+0x71/0xa0 [ 815.198677] [] __do_fault+0x223/0x500 [ 815.198685] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 815.198693] [] ? generic_file_readonly_mmap+0x190/0x190 [ 815.198701] [] handle_mm_fault+0x1326/0x2350 [ 815.198710] [] ? ep_poll+0x18f/0xb20 [ 815.198718] [] ? vm_insert_page+0x6f0/0x6f0 [ 815.198726] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 815.198736] [] __do_page_fault+0x403/0xa60 [ 815.198745] [] ? __fget_light+0x169/0x1f0 [ 815.198753] [] ? bad_area_access_error+0x3a0/0x3a0 [ 815.198764] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 815.198772] [] do_page_fault+0x27/0x30 [ 815.198781] [] page_fault+0x25/0x30 [ 815.198785] Mem-Info: [ 815.198804] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 815.198804] active_file:0 inactive_file:60 isolated_file:0 [ 815.198804] unevictable:0 dirty:0 writeback:0 unstable:0 [ 815.198804] slab_reclaimable:4607 slab_unreclaimable:57082 [ 815.198804] mapped:33 shmem:48 pagetables:353 bounce:0 [ 815.198804] free:5965 free_pcp:75 free_cma:0 [ 815.198819] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 815.198839] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 815.198868] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 815.198927] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 815.198977] 0 pages in swap cache [ 815.198982] Swap cache stats: add 0, delete 0, find 0/0 [ 815.198984] Free swap = 0kB [ 815.198986] Total swap = 0kB [ 815.198989] 1965979 pages RAM [ 815.198991] 0 pages HighMem/MovableOnly [ 815.198994] 313617 pages reserved [ 815.307727] udevd: page allocation stalls for 250060ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 815.307738] CPU: 1 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 815.307755] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 815.307766] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 815.307777] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 815.307779] Call Trace: [ 815.307798] [] dump_stack+0xc1/0x128 [ 815.307809] [] warn_alloc.cold.31+0x7f/0x9c [ 815.307820] [] ? zone_watermark_ok_safe+0x250/0x250 [ 815.307830] [] ? shrink_node+0x740/0x740 [ 815.307839] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 815.307849] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 815.307859] [] ? check_preemption_disabled+0x3b/0x200 [ 815.307867] [] ? find_get_entry+0x11a/0x570 [ 815.307875] [] ? find_get_entry+0x141/0x570 [ 815.307882] [] ? page_cache_prev_hole+0x80/0x80 [ 815.307893] [] ? autoremove_wake_function+0x40/0x40 [ 815.307901] [] ? pagecache_get_page+0x131/0x710 [ 815.307909] [] filemap_fault+0xaf1/0x1110 [ 815.307919] [] ext4_filemap_fault+0x71/0xa0 [ 815.307927] [] __do_fault+0x223/0x500 [ 815.307934] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 815.307943] [] ? generic_file_readonly_mmap+0x190/0x190 [ 815.307951] [] handle_mm_fault+0x1326/0x2350 [ 815.307961] [] ? mntput_no_expire+0xcc/0x840 [ 815.307969] [] ? vm_insert_page+0x6f0/0x6f0 [ 815.307977] [] ? mnt_get_count+0x140/0x140 [ 815.307988] [] ? dput.part.9+0x2a/0x7a0 [ 815.307997] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 815.308008] [] __do_page_fault+0x403/0xa60 [ 815.308016] [] ? bad_area_access_error+0x3a0/0x3a0 [ 815.308027] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 815.308035] [] do_page_fault+0x27/0x30 [ 815.308049] [] page_fault+0x25/0x30 [ 815.308053] Mem-Info: [ 815.308072] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 815.308072] active_file:0 inactive_file:60 isolated_file:0 [ 815.308072] unevictable:0 dirty:0 writeback:0 unstable:0 [ 815.308072] slab_reclaimable:4607 slab_unreclaimable:57082 [ 815.308072] mapped:33 shmem:48 pagetables:353 bounce:0 [ 815.308072] free:5965 free_pcp:75 free_cma:0 [ 815.308087] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 815.308108] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 815.308137] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 815.308211] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 815.308262] 0 pages in swap cache [ 815.308267] Swap cache stats: add 0, delete 0, find 0/0 [ 815.308269] Free swap = 0kB [ 815.308271] Total swap = 0kB [ 815.308274] 1965979 pages RAM [ 815.308276] 0 pages HighMem/MovableOnly [ 815.308278] 313617 pages reserved [ 815.377764] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 815.377764] to free 152kB on behalf of 'init' (1) because [ 815.377764] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 815.377764] Free memory is -13644kB above reserved [ 816.218461] syz-execprog: page allocation stalls for 250020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 816.218473] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 816.218492] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 816.218502] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 816.218512] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 816.218515] Call Trace: [ 816.218536] [] dump_stack+0xc1/0x128 [ 816.218547] [] warn_alloc.cold.31+0x7f/0x9c [ 816.218558] [] ? zone_watermark_ok_safe+0x250/0x250 [ 816.218568] [] ? shrink_node+0x740/0x740 [ 816.218577] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 816.218587] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 816.218597] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 816.218607] [] ? check_preemption_disabled+0x3b/0x200 [ 816.218615] [] ? find_get_entry+0x11a/0x570 [ 816.218623] [] ? find_get_entry+0x141/0x570 [ 816.218630] [] ? page_cache_prev_hole+0x80/0x80 [ 816.218640] [] ? autoremove_wake_function+0x40/0x40 [ 816.218648] [] ? pagecache_get_page+0x131/0x710 [ 816.218656] [] filemap_fault+0xaf1/0x1110 [ 816.218675] [] ext4_filemap_fault+0x71/0xa0 [ 816.218683] [] __do_fault+0x223/0x500 [ 816.218691] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 816.218699] [] ? handle_mm_fault+0x1d4f/0x2350 [ 816.218707] [] handle_mm_fault+0x1326/0x2350 [ 816.218715] [] ? vm_insert_page+0x6f0/0x6f0 [ 816.218722] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 816.218733] [] __do_page_fault+0x403/0xa60 [ 816.218741] [] ? bad_area_access_error+0x3a0/0x3a0 [ 816.218752] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 816.218760] [] do_page_fault+0x27/0x30 [ 816.218770] [] page_fault+0x25/0x30 [ 816.218774] Mem-Info: [ 816.218793] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 816.218793] active_file:0 inactive_file:60 isolated_file:0 [ 816.218793] unevictable:0 dirty:0 writeback:0 unstable:0 [ 816.218793] slab_reclaimable:4607 slab_unreclaimable:57082 [ 816.218793] mapped:33 shmem:48 pagetables:353 bounce:0 [ 816.218793] free:5965 free_pcp:75 free_cma:0 [ 816.218808] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 816.218829] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 816.218858] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 816.218918] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 816.218968] 0 pages in swap cache [ 816.218972] Swap cache stats: add 0, delete 0, find 0/0 [ 816.218975] Free swap = 0kB [ 816.218977] Total swap = 0kB [ 816.218980] 1965979 pages RAM [ 816.218982] 0 pages HighMem/MovableOnly [ 816.218985] 313617 pages reserved [ 816.387771] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 816.387771] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 816.387771] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 816.387771] Free memory is -13644kB above reserved [ 816.387783] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 816.387783] to free 152kB on behalf of 'cron' (1951) because [ 816.387783] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 816.387783] Free memory is -13644kB above reserved [ 816.959350] cron: page allocation stalls for 220010ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 816.959361] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 816.959379] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 816.959390] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 816.959401] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 816.959403] Call Trace: [ 816.959423] [] dump_stack+0xc1/0x128 [ 816.959434] [] warn_alloc.cold.31+0x7f/0x9c [ 816.959445] [] ? zone_watermark_ok_safe+0x250/0x250 [ 816.959459] [] ? shrink_node+0x740/0x740 [ 816.959469] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 816.959478] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 816.959488] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 816.959497] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 816.959505] [] ? find_get_entry+0x11a/0x570 [ 816.959513] [] ? find_get_entry+0x141/0x570 [ 816.959520] [] ? page_cache_prev_hole+0x80/0x80 [ 816.959529] [] ? pagecache_get_page+0x131/0x710 [ 816.959537] [] filemap_fault+0xaf1/0x1110 [ 816.959547] [] ext4_filemap_fault+0x71/0xa0 [ 816.959555] [] __do_fault+0x223/0x500 [ 816.959562] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 816.959571] [] ? generic_file_readonly_mmap+0x190/0x190 [ 816.959579] [] handle_mm_fault+0x1326/0x2350 [ 816.959587] [] ? vm_insert_page+0x6f0/0x6f0 [ 816.959596] [] ? hrtimer_nanosleep+0x38c/0x550 [ 816.959607] [] __do_page_fault+0x403/0xa60 [ 816.959615] [] ? bad_area_access_error+0x3a0/0x3a0 [ 816.959626] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 816.959634] [] do_page_fault+0x27/0x30 [ 816.959643] [] page_fault+0x25/0x30 [ 816.959647] Mem-Info: [ 816.959676] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 816.959676] active_file:0 inactive_file:60 isolated_file:0 [ 816.959676] unevictable:0 dirty:0 writeback:0 unstable:0 [ 816.959676] slab_reclaimable:4607 slab_unreclaimable:57082 [ 816.959676] mapped:33 shmem:48 pagetables:353 bounce:0 [ 816.959676] free:5965 free_pcp:75 free_cma:0 [ 816.959691] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 816.959712] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 816.959741] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 816.959802] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 816.959852] 0 pages in swap cache [ 816.959856] Swap cache stats: add 0, delete 0, find 0/0 [ 816.959858] Free swap = 0kB [ 816.959861] Total swap = 0kB [ 816.959863] 1965979 pages RAM [ 816.959866] 0 pages HighMem/MovableOnly [ 816.959868] 313617 pages reserved [ 817.397751] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 817.397751] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 817.397751] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 817.397751] Free memory is -13644kB above reserved [ 817.397763] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 817.397763] to free 152kB on behalf of 'syz-execprog' (2163) because [ 817.397763] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 817.397763] Free memory is -13644kB above reserved [ 818.388513] init: page allocation stalls for 250040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 818.388523] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 818.388541] ffff8801da6077c0 ffffffff81b42e79 1ffff1003b4c0efa ffff8801da5f8000 [ 818.388552] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801da607908 [ 818.388563] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 818.388565] Call Trace: [ 818.388586] [] dump_stack+0xc1/0x128 [ 818.388597] [] warn_alloc.cold.31+0x7f/0x9c [ 818.388608] [] ? zone_watermark_ok_safe+0x250/0x250 [ 818.388618] [] ? shrink_node+0x740/0x740 [ 818.388627] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 818.388638] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 818.388646] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 818.388655] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 818.388663] [] ? find_get_entry+0x11a/0x570 [ 818.388680] [] ? find_get_entry+0x141/0x570 [ 818.388688] [] ? page_cache_prev_hole+0x80/0x80 [ 818.388696] [] ? __lock_acquire+0x654/0x4a10 [ 818.388704] [] ? pagecache_get_page+0x131/0x710 [ 818.388712] [] filemap_fault+0xaf1/0x1110 [ 818.388722] [] ext4_filemap_fault+0x71/0xa0 [ 818.388730] [] __do_fault+0x223/0x500 [ 818.388737] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 818.388746] [] ? generic_file_readonly_mmap+0x190/0x190 [ 818.388754] [] handle_mm_fault+0x1326/0x2350 [ 818.388762] [] ? vm_insert_page+0x6f0/0x6f0 [ 818.388772] [] ? kvm_clock_get_cycles+0x9/0x10 [ 818.388782] [] __do_page_fault+0x403/0xa60 [ 818.388790] [] ? bad_area_access_error+0x3a0/0x3a0 [ 818.388801] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 818.388808] [] do_page_fault+0x27/0x30 [ 818.388818] [] page_fault+0x25/0x30 [ 818.388822] Mem-Info: [ 818.388841] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 818.388841] active_file:0 inactive_file:60 isolated_file:0 [ 818.388841] unevictable:0 dirty:0 writeback:0 unstable:0 [ 818.388841] slab_reclaimable:4607 slab_unreclaimable:57082 [ 818.388841] mapped:33 shmem:48 pagetables:353 bounce:0 [ 818.388841] free:5965 free_pcp:75 free_cma:0 [ 818.388856] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 818.388877] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 818.388907] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 818.388966] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 818.389015] 0 pages in swap cache [ 818.389020] Swap cache stats: add 0, delete 0, find 0/0 [ 818.389022] Free swap = 0kB [ 818.389024] Total swap = 0kB [ 818.389027] 1965979 pages RAM [ 818.389029] 0 pages HighMem/MovableOnly [ 818.389031] 313617 pages reserved [ 818.407795] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 818.407795] to free 152kB on behalf of 'cron' (1951) because [ 818.407795] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 818.407795] Free memory is -13644kB above reserved [ 819.417752] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 819.417752] to free 152kB on behalf of 'syz-execprog' (2163) because [ 819.417752] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 819.417752] Free memory is -13644kB above reserved [ 819.417775] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 819.417775] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 819.417775] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 819.417775] Free memory is -13644kB above reserved [ 820.427753] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 820.427753] to free 152kB on behalf of 'cron' (1951) because [ 820.427753] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 820.427753] Free memory is -13644kB above reserved [ 820.427774] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 820.427774] to free 152kB on behalf of 'syz-executor.5' (2347) because [ 820.427774] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 820.427774] Free memory is -13644kB above reserved [ 821.437719] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 821.437719] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 821.437719] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 821.437719] Free memory is -13644kB above reserved [ 822.447757] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 822.447757] to free 152kB on behalf of 'cron' (1951) because [ 822.447757] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 822.447757] Free memory is -13644kB above reserved [ 822.447770] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 822.447770] to free 152kB on behalf of 'syz-execprog' (2163) because [ 822.447770] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 822.447770] Free memory is -13644kB above reserved [ 823.457730] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 823.457730] to free 152kB on behalf of 'syz-executor.2' (2342) because [ 823.457730] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 823.457730] Free memory is -13644kB above reserved [ 824.269909] syz-execprog: page allocation stalls for 200030ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 824.269920] CPU: 1 PID: 2158 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 824.269938] ffff8801cb3f77c0 ffffffff81b42e79 1ffff1003967eefa ffff8801cbc117c0 [ 824.269949] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3f7908 [ 824.269960] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 824.269963] Call Trace: [ 824.269983] [] dump_stack+0xc1/0x128 [ 824.269994] [] warn_alloc.cold.31+0x7f/0x9c [ 824.270005] [] ? zone_watermark_ok_safe+0x250/0x250 [ 824.270014] [] ? shrink_node+0x740/0x740 [ 824.270024] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 824.270033] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 824.270043] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 824.270053] [] ? check_preemption_disabled+0x3b/0x200 [ 824.270061] [] ? find_get_entry+0x11a/0x570 [ 824.270069] [] ? find_get_entry+0x141/0x570 [ 824.270077] [] ? page_cache_prev_hole+0x80/0x80 [ 824.270086] [] ? futex_wait_queue_me+0x24b/0x5c0 [ 824.270094] [] ? pagecache_get_page+0x131/0x710 [ 824.270102] [] filemap_fault+0xaf1/0x1110 [ 824.270112] [] ext4_filemap_fault+0x71/0xa0 [ 824.270120] [] __do_fault+0x223/0x500 [ 824.270128] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 824.270137] [] ? handle_mm_fault+0x1d4f/0x2350 [ 824.270144] [] handle_mm_fault+0x1326/0x2350 [ 824.270152] [] ? vm_insert_page+0x6f0/0x6f0 [ 824.270162] [] ? kvm_clock_read+0x23/0x40 [ 824.270169] [] ? kvm_clock_get_cycles+0x9/0x10 [ 824.270176] [] ? memset+0x31/0x40 [ 824.270185] [] __do_page_fault+0x403/0xa60 [ 824.270194] [] ? __fget_light+0x169/0x1f0 [ 824.270202] [] ? bad_area_access_error+0x3a0/0x3a0 [ 824.270213] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 824.270220] [] do_page_fault+0x27/0x30 [ 824.270230] [] page_fault+0x25/0x30 [ 824.270233] Mem-Info: [ 824.270253] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 824.270253] active_file:0 inactive_file:60 isolated_file:0 [ 824.270253] unevictable:0 dirty:0 writeback:0 unstable:0 [ 824.270253] slab_reclaimable:4607 slab_unreclaimable:57082 [ 824.270253] mapped:33 shmem:48 pagetables:353 bounce:0 [ 824.270253] free:5965 free_pcp:75 free_cma:0 [ 824.270268] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 824.270288] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 824.270317] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 824.270376] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 824.270426] 0 pages in swap cache [ 824.270431] Swap cache stats: add 0, delete 0, find 0/0 [ 824.270433] Free swap = 0kB [ 824.270435] Total swap = 0kB [ 824.270438] 1965979 pages RAM [ 824.270440] 0 pages HighMem/MovableOnly [ 824.270443] 313617 pages reserved [ 824.467817] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 824.467817] to free 152kB on behalf of 'syz-execprog' (2163) because [ 824.467817] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 824.467817] Free memory is -13644kB above reserved [ 824.467830] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 824.467830] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 824.467830] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 824.467830] Free memory is -13644kB above reserved [ 825.221292] syz-execprog: page allocation stalls for 260070ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 825.221304] CPU: 1 PID: 2163 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 825.221324] ffff8801cb3bf7c0 ffffffff81b42e79 1ffff10039677efa ffff8801cb950000 [ 825.221335] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3bf908 [ 825.221346] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 825.221348] Call Trace: [ 825.221371] [] dump_stack+0xc1/0x128 [ 825.221382] [] warn_alloc.cold.31+0x7f/0x9c [ 825.221393] [] ? zone_watermark_ok_safe+0x250/0x250 [ 825.221403] [] ? shrink_node+0x740/0x740 [ 825.221413] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 825.221423] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 825.221432] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 825.221441] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 825.221449] [] ? find_get_entry+0x11a/0x570 [ 825.221457] [] ? find_get_entry+0x141/0x570 [ 825.221465] [] ? page_cache_prev_hole+0x80/0x80 [ 825.221475] [] ? autoremove_wake_function+0x40/0x40 [ 825.221483] [] ? pagecache_get_page+0x131/0x710 [ 825.221491] [] filemap_fault+0xaf1/0x1110 [ 825.221501] [] ext4_filemap_fault+0x71/0xa0 [ 825.221509] [] __do_fault+0x223/0x500 [ 825.221517] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 825.221525] [] ? generic_file_readonly_mmap+0x190/0x190 [ 825.221534] [] handle_mm_fault+0x1326/0x2350 [ 825.221543] [] ? ep_poll+0x18f/0xb20 [ 825.221550] [] ? vm_insert_page+0x6f0/0x6f0 [ 825.221558] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 825.221569] [] __do_page_fault+0x403/0xa60 [ 825.221578] [] ? __fget_light+0x169/0x1f0 [ 825.221586] [] ? bad_area_access_error+0x3a0/0x3a0 [ 825.221597] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 825.221605] [] do_page_fault+0x27/0x30 [ 825.221615] [] page_fault+0x25/0x30 [ 825.221618] Mem-Info: [ 825.221638] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 825.221638] active_file:0 inactive_file:60 isolated_file:0 [ 825.221638] unevictable:0 dirty:0 writeback:0 unstable:0 [ 825.221638] slab_reclaimable:4607 slab_unreclaimable:57082 [ 825.221638] mapped:33 shmem:48 pagetables:353 bounce:0 [ 825.221638] free:5965 free_pcp:75 free_cma:0 [ 825.221652] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 825.221682] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 825.221713] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 825.221772] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 825.221822] 0 pages in swap cache [ 825.221827] Swap cache stats: add 0, delete 0, find 0/0 [ 825.221829] Free swap = 0kB [ 825.221831] Total swap = 0kB [ 825.221834] 1965979 pages RAM [ 825.221837] 0 pages HighMem/MovableOnly [ 825.221839] 313617 pages reserved [ 825.288392] udevd: page allocation stalls for 260040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 825.288403] CPU: 0 PID: 470 Comm: udevd Not tainted 4.9.141+ #1 [ 825.288419] ffff8801d308f7c0 ffffffff81b42e79 1ffff1003a611efa ffff8801d3a997c0 [ 825.288429] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d308f908 [ 825.288439] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 825.288441] Call Trace: [ 825.288460] [] dump_stack+0xc1/0x128 [ 825.288472] [] warn_alloc.cold.31+0x7f/0x9c [ 825.288482] [] ? zone_watermark_ok_safe+0x250/0x250 [ 825.288491] [] ? shrink_node+0x740/0x740 [ 825.288500] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 825.288508] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 825.288517] [] ? check_preemption_disabled+0x3b/0x200 [ 825.288525] [] ? find_get_entry+0x11a/0x570 [ 825.288532] [] ? find_get_entry+0x141/0x570 [ 825.288539] [] ? page_cache_prev_hole+0x80/0x80 [ 825.288548] [] ? autoremove_wake_function+0x40/0x40 [ 825.288555] [] ? pagecache_get_page+0x131/0x710 [ 825.288563] [] filemap_fault+0xaf1/0x1110 [ 825.288572] [] ext4_filemap_fault+0x71/0xa0 [ 825.288579] [] __do_fault+0x223/0x500 [ 825.288586] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 825.288594] [] ? generic_file_readonly_mmap+0x190/0x190 [ 825.288602] [] handle_mm_fault+0x1326/0x2350 [ 825.288611] [] ? mntput_no_expire+0xcc/0x840 [ 825.288618] [] ? vm_insert_page+0x6f0/0x6f0 [ 825.288625] [] ? mnt_get_count+0x140/0x140 [ 825.288634] [] ? dput.part.9+0x2a/0x7a0 [ 825.288641] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 825.288650] [] __do_page_fault+0x403/0xa60 [ 825.288658] [] ? bad_area_access_error+0x3a0/0x3a0 [ 825.288667] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 825.288674] [] do_page_fault+0x27/0x30 [ 825.288683] [] page_fault+0x25/0x30 [ 825.288687] Mem-Info: [ 825.288705] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 825.288705] active_file:0 inactive_file:60 isolated_file:0 [ 825.288705] unevictable:0 dirty:0 writeback:0 unstable:0 [ 825.288705] slab_reclaimable:4607 slab_unreclaimable:57082 [ 825.288705] mapped:33 shmem:48 pagetables:353 bounce:0 [ 825.288705] free:5965 free_pcp:75 free_cma:0 [ 825.288719] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 825.288739] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 825.288765] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:80kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 825.288820] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 825.288866] 0 pages in swap cache [ 825.288870] Swap cache stats: add 0, delete 0, find 0/0 [ 825.288872] Free swap = 0kB [ 825.288874] Total swap = 0kB [ 825.288876] 1965979 pages RAM [ 825.288878] 0 pages HighMem/MovableOnly [ 825.288880] 313617 pages reserved [ 825.477757] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 825.477757] to free 152kB on behalf of 'syz-executor.1' (2346) because [ 825.477757] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 825.477757] Free memory is -13644kB above reserved [ 826.238512] syz-execprog: page allocation stalls for 260040ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 826.238523] CPU: 1 PID: 2160 Comm: syz-execprog Not tainted 4.9.141+ #1 [ 826.238542] ffff8801cb3cf7c0 ffffffff81b42e79 1ffff10039679efa ffff8801cb954740 [ 826.238553] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801cb3cf908 [ 826.238563] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 826.238566] Call Trace: [ 826.238586] [] dump_stack+0xc1/0x128 [ 826.238597] [] warn_alloc.cold.31+0x7f/0x9c [ 826.238608] [] ? zone_watermark_ok_safe+0x250/0x250 [ 826.238617] [] ? shrink_node+0x740/0x740 [ 826.238627] [] __alloc_pages_nodemask+0x1566/0x1bd0 [ 826.238637] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 826.238646] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 826.238656] [] ? check_preemption_disabled+0x3b/0x200 [ 826.238664] [] ? find_get_entry+0x11a/0x570 [ 826.238680] [] ? find_get_entry+0x141/0x570 [ 826.238688] [] ? page_cache_prev_hole+0x80/0x80 [ 826.238698] [] ? autoremove_wake_function+0x40/0x40 [ 826.238706] [] ? pagecache_get_page+0x131/0x710 [ 826.238715] [] filemap_fault+0xaf1/0x1110 [ 826.238725] [] ext4_filemap_fault+0x71/0xa0 [ 826.238733] [] __do_fault+0x223/0x500 [ 826.238740] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 826.238748] [] ? handle_mm_fault+0x1d4f/0x2350 [ 826.238756] [] handle_mm_fault+0x1326/0x2350 [ 826.238764] [] ? vm_insert_page+0x6f0/0x6f0 [ 826.238772] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 826.238782] [] __do_page_fault+0x403/0xa60 [ 826.238790] [] ? bad_area_access_error+0x3a0/0x3a0 [ 826.238801] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 826.238809] [] do_page_fault+0x27/0x30 [ 826.238818] [] page_fault+0x25/0x30 [ 826.238822] Mem-Info: [ 826.238842] active_anon:4985 inactive_anon:41 isolated_anon:0 [ 826.238842] active_file:0 inactive_file:60 isolated_file:0 [ 826.238842] unevictable:0 dirty:0 writeback:0 unstable:0 [ 826.238842] slab_reclaimable:4607 slab_unreclaimable:57082 [ 826.238842] mapped:33 shmem:48 pagetables:353 bounce:0 [ 826.238842] free:5965 free_pcp:75 free_cma:0 [ 826.238858] Node 0 active_anon:19940kB inactive_anon:164kB active_file:0kB inactive_file:240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:132kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 826.238879] DMA32 free:18660kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:116kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:40kB slab_unreclaimable:352kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 826.238908] Normal free:5200kB min:5580kB low:9168kB high:12756kB active_anon:19932kB inactive_anon:164kB active_file:0kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:18388kB slab_unreclaimable:227976kB kernel_stack:3808kB pagetables:1412kB bounce:0kB free_pcp:180kB local_pcp:100kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 826.238968] DMA32: 9*4kB (UM) 4*8kB (M) 6*16kB (UM) 4*32kB (ME) 19*64kB (ME) 6*128kB (UME) 18*256kB (UME) 11*512kB (UE) 6*1024kB (UE) 0*2048kB 0*4096kB = 18660kB Normal: 442*4kB (UMEH) 127*8kB (MEH) 55*16kB (MEH) 24*32kB (MH) 4*64kB (UMH) 0*128kB 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5200kB 108 total pagecache pages [ 826.239032] 0 pages in swap cache [ 826.239037] Swap cache stats: add 0, delete 0, find 0/0 [ 826.239039] Free swap = 0kB [ 826.239041] Total swap = 0kB [ 826.239044] 1965979 pages RAM [ 826.239046] 0 pages HighMem/MovableOnly [ 826.239049] 313617 pages reserved [ 826.487799] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 826.487799] to free 152kB on behalf of 'init' (1) because [ 826.487799] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 826.487799] Free memory is -13644kB above reserved [ 826.487811] lowmemorykiller: Killing 'syz-executor.1' (2346) (tgid 2335), adj 1000, [ 826.487811] to free 152kB on behalf of 'syz-execprog' (2163) because [ 826.487811] cache 240kB is below limit 6144kB for oom_score_adj 0 [ 826.487811] Free memory is -13644kB above reserved [ 826.969629] cron: page allocation stalls for 230020ms, order:0, mode:0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD) [ 826.969640] CPU: 1 PID: 1951 Comm: cron Not tainted 4.9.141+ #1 [ 826.969658] ffff8801d2ef77c0 ffffffff81b42e79 1ffff1003a5deefa ffff8801d3230000 [ 826.969680] ffffffff82a97480 0000000000000001 0000000000400000 ffff8801d2ef7908 [ 826.969691] ffffffff814fc7c8 0000000041b58ab3 ffffffff82e37a10 ffffffff81427db0 [ 826.969694] Call Trace: [ 826.969719] [] dump_stack+0xc1/0x128 [ 826.969730] [] warn_alloc.cold.31+0x7f/0x9c [ 826.969741] [] ? zone_watermark_ok_safe+0x250/0x250 [ 826.969751] [] ? shrink_node+0x740/0x740 [ 826.969760] [] __alloc_pages_nodemask+0x1566/0x1bd0