[....] Starting enhanced syslogd: rsyslogd[ 13.715826] audit: type=1400 audit(1567250604.387:4): avc: denied { syslog } for pid=1917 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.211' (ECDSA) to the list of known hosts. 2019/08/31 11:23:42 parsed 1 programs 2019/08/31 11:23:44 executed programs: 0 syzkaller login: [ 36.914475] lowmemorykiller: Killing 'syz-executor.1' (2242) (tgid 2241), adj 1000, [ 36.914475] to free 1088kB on behalf of 'syz-executor.2' (2297) because [ 36.914475] cache 54728kB is below limit 65536kB for oom_score_adj 12 [ 36.914475] Free memory is -5236kB above reserved [ 36.915671] lowmemorykiller: Killing 'syz-executor.1' (2242) (tgid 2241), adj 1000, [ 36.915671] to free 1088kB on behalf of 'kswapd0' (28) because [ 36.915671] cache 53692kB is below limit 65536kB for oom_score_adj 12 [ 36.915671] Free memory is -4336kB above reserved [ 37.119255] vmalloc: allocation failure, allocated 1469517824 of 4221095936 bytes [ 37.158322] kworker/1:1H: page allocation failure: order:0, mode:0x2284020 [ 37.164966] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 37.164976] CPU: 0 PID: 2242 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 37.164988] 0000000000000000 01d34e1abb2f1bd6 ffff8801d274fa78 ffffffff81aad1a1 [ 37.164996] 1ffff1003a4e9f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 37.165003] ffffffff82895020 ffff8801d274fb88 ffffffff8148c0cb 0000000000000000 [ 37.165005] Call Trace: [ 37.165020] [] dump_stack+0xc1/0x120 [ 37.165031] [] warn_alloc_failed.cold+0x78/0x99 [ 37.165039] [] ? zone_watermark_ok_safe+0x290/0x290 [ 37.165048] [] __vmalloc_node_range+0x408/0x650 [ 37.165057] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.165064] [] vmalloc+0x5c/0x70 [ 37.165070] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.165077] [] xt_alloc_table_info+0xc8/0x100 [ 37.165085] [] do_ip6t_set_ctl+0x225/0x450 [ 37.165093] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 37.165102] [] ? mutex_unlock+0x9/0x10 [ 37.165110] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 37.165117] [] nf_setsockopt+0x6d/0xc0 [ 37.165124] [] ipv6_setsockopt+0x10b/0x140 [ 37.165131] [] tcp_setsockopt+0x8a/0xe0 [ 37.165138] [] sock_common_setsockopt+0x9a/0xe0 [ 37.165150] [] SyS_setsockopt+0x159/0x240 [ 37.165156] [] ? SyS_recv+0x40/0x40 [ 37.165162] [] ? retint_user+0x18/0x3c [ 37.165171] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 37.165178] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 37.166382] Mem-Info: [ 37.166404] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 37.166404] active_file:2794 inactive_file:2981 isolated_file:160 [ 37.166404] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 37.166404] slab_reclaimable:4264 slab_unreclaimable:57421 [ 37.166404] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 37.166404] free:28 free_pcp:6 free_cma:0 [ 37.166428] DMA32 free:172kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5708kB unevictable:0kB isolated(anon):0kB isolated(file):640kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:24kB local_pcp:24kB free_cma:0kB writeback_tmp:0kB pages_scanned:20580 all_unreclaimable? no [ 37.166435] lowmem_reserve[]: 0 3504 3504 [ 37.166458] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6216kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:17828 all_unreclaimable? no [ 37.166464] lowmem_reserve[]: 0 0 0 [ 37.166492] DMA32: 26*4kB (UM) 1*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 112kB [ 37.166518] Normal: 9*4kB (M) 1*8kB (M) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 37.166520] 6034 total pagecache pages [ 37.166523] 0 pages in swap cache [ 37.166526] Swap cache stats: add 0, delete 0, find 0/0 [ 37.166528] Free swap = 0kB [ 37.166530] Total swap = 0kB [ 37.166532] 1965979 pages RAM [ 37.166534] 0 pages HighMem/MovableOnly [ 37.166536] 313294 pages reserved [ 37.345661] vmalloc: allocation failure, allocated 1117171712 of 4221095936 bytes [ 37.345666] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 37.345674] CPU: 0 PID: 2260 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 37.345684] 0000000000000000 7b6de881d2ee2616 ffff8801c78efa78 ffffffff81aad1a1 [ 37.345692] 1ffff10038f1df52 dffffc0000000000 00000000024000c2 0000000000000000 [ 37.345700] ffffffff82895020 ffff8801c78efb88 ffffffff8148c0cb dffffc0000000000 [ 37.345702] Call Trace: [ 37.345715] [] dump_stack+0xc1/0x120 [ 37.345724] [] warn_alloc_failed.cold+0x78/0x99 [ 37.345732] [] ? zone_watermark_ok_safe+0x290/0x290 [ 37.345741] [] __vmalloc_node_range+0x408/0x650 [ 37.345750] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.345756] [] vmalloc+0x5c/0x70 [ 37.345763] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.345769] [] xt_alloc_table_info+0xc8/0x100 [ 37.345778] [] do_ip6t_set_ctl+0x225/0x450 [ 37.345786] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 37.345794] [] ? mutex_unlock+0x9/0x10 [ 37.345804] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 37.345811] [] nf_setsockopt+0x6d/0xc0 [ 37.345818] [] ipv6_setsockopt+0x10b/0x140 [ 37.345826] [] tcp_setsockopt+0x8a/0xe0 [ 37.345833] [] sock_common_setsockopt+0x9a/0xe0 [ 37.345841] [] SyS_setsockopt+0x159/0x240 [ 37.345848] [] ? SyS_recv+0x40/0x40 [ 37.345854] [] ? retint_user+0x18/0x3c [ 37.345863] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 37.345870] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 37.345873] Mem-Info: [ 37.345888] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 37.345888] active_file:2794 inactive_file:2964 isolated_file:160 [ 37.345888] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 37.345888] slab_reclaimable:4264 slab_unreclaimable:57421 [ 37.345888] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 37.345888] free:0 free_pcp:0 free_cma:0 [ 37.345916] DMA32 free:4kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77452 all_unreclaimable? yes [ 37.348254] lowmem_reserve[]: 0 3504 3504 [ 37.348277] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6084kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75784 all_unreclaimable? yes [ 37.348283] lowmem_reserve[]: 0 0 0 [ 37.348307] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.348330] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.348332] 6034 total pagecache pages [ 37.348335] 0 pages in swap cache [ 37.348339] Swap cache stats: add 0, delete 0, find 0/0 [ 37.348341] Free swap = 0kB [ 37.348343] Total swap = 0kB [ 37.348345] 1965979 pages RAM [ 37.348346] 0 pages HighMem/MovableOnly [ 37.348348] 313294 pages reserved [ 37.351221] syz-executor.0: page allocation failure: order:0, mode:0x2280020 [ 37.351229] CPU: 0 PID: 2272 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 37.351238] 0000000000000000 aec65f30e21a3601 ffff8801a77672d8 ffffffff81aad1a1 [ 37.351246] 1ffff10034eece5e ffff8800b4f717c0 0000000002280020 0000000000000000 [ 37.351254] 0000000000000000 ffff8801a77673e8 ffffffff8148c0cb ffff880100000000 [ 37.351256] Call Trace: [ 37.351267] [] dump_stack+0xc1/0x120 [ 37.351276] [] warn_alloc_failed.cold+0x78/0x99 [ 37.351283] [] ? zone_watermark_ok_safe+0x290/0x290 [ 37.351291] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 37.351300] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 37.351307] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 37.351313] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 37.351320] [] new_slab+0x2e5/0x380 [ 37.351327] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 37.351333] [] ? wb_start_writeback+0x8e/0x470 [ 37.351341] [] ? trace_hardirqs_on+0x10/0x10 [ 37.351350] [] ? unregister_shrinker+0x230/0x230 [ 37.351356] [] ? trace_hardirqs_on+0xd/0x10 [ 37.351364] [] ? mod_delayed_work_on+0xe5/0x140 [ 37.351376] [] ? check_preemption_disabled+0x3c/0x200 [ 37.351382] [] ? wb_start_writeback+0x8e/0x470 [ 37.351389] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 37.351395] [] ? wb_start_writeback+0x8e/0x470 [ 37.351401] [] kmem_cache_alloc_trace+0x229/0x2d0 [ 37.351407] [] wb_start_writeback+0x8e/0x470 [ 37.351414] [] wakeup_flusher_threads+0x163/0x320 [ 37.351419] [] ? wakeup_flusher_threads+0x25/0x320 [ 37.351426] [] try_to_free_pages+0xb1d/0x1260 [ 37.351432] [] ? shrink_zone+0x610/0x610 [ 37.351439] [] __alloc_pages_nodemask+0x8af/0x14b0 [ 37.351446] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 37.351453] [] ? trace_hardirqs_on_caller+0x300/0x5a0 [ 37.351464] [] ? retint_kernel+0x2d/0x2d [ 37.351473] [] __vmalloc_node_range+0x25b/0x650 [ 37.351481] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.351488] [] vmalloc+0x5c/0x70 [ 37.351494] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.351501] [] xt_alloc_table_info+0xc8/0x100 [ 37.351509] [] do_ip6t_set_ctl+0x225/0x450 [ 37.351517] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 37.351524] [] ? mutex_unlock+0x9/0x10 [ 37.351534] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 37.351540] [] nf_setsockopt+0x6d/0xc0 [ 37.351547] [] ipv6_setsockopt+0x10b/0x140 [ 37.351555] [] tcp_setsockopt+0x8a/0xe0 [ 37.351562] [] sock_common_setsockopt+0x9a/0xe0 [ 37.351570] [] SyS_setsockopt+0x159/0x240 [ 37.351577] [] ? SyS_recv+0x40/0x40 [ 37.351583] [] ? retint_user+0x18/0x3c [ 37.351591] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 37.351598] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 37.351600] Mem-Info: [ 37.351616] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 37.351616] active_file:2794 inactive_file:2978 isolated_file:128 [ 37.351616] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 37.351616] slab_reclaimable:4264 slab_unreclaimable:57421 [ 37.351616] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 37.351616] free:0 free_pcp:0 free_cma:0 [ 37.351638] DMA32 free:4kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77452 all_unreclaimable? yes [ 37.351644] lowmem_reserve[]: 0 3504 3504 [ 37.351666] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6056kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:76792 all_unreclaimable? yes [ 37.351672] lowmem_reserve[]: 0 0 0 [ 37.351695] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.351717] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.351719] 6034 total pagecache pages [ 37.351721] 0 pages in swap cache [ 37.351725] Swap cache stats: add 0, delete 0, find 0/0 [ 37.351727] Free swap = 0kB [ 37.351728] Total swap = 0kB [ 37.351730] 1965979 pages RAM [ 37.351731] 0 pages HighMem/MovableOnly [ 37.351733] 313294 pages reserved [ 37.351861] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 37.351866] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 37.351872] node 0: slabs: 349, objs: 14658, free: 0 [ 37.352508] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 37.352515] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 37.352524] 0000000000000000 7004297dcbf4568a ffff880180eff2d8 ffffffff81aad1a1 [ 37.352532] 1ffff100301dfe5e ffff8800b4f98000 0000000002280020 0000000000000000 [ 37.352540] 0000000000000000 ffff880180eff3e8 ffffffff8148c0cb ffff880100000000 [ 37.352541] Call Trace: [ 37.352550] [] dump_stack+0xc1/0x120 [ 37.352558] [] warn_alloc_failed.cold+0x78/0x99 [ 37.352565] [] ? zone_watermark_ok_safe+0x290/0x290 [ 37.352572] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 37.352579] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 37.352586] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 37.352593] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 37.352599] [] new_slab+0x2e5/0x380 [ 37.352606] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 37.352612] [] ? wb_start_writeback+0x8e/0x470 [ 37.352618] [] ? trace_hardirqs_on+0x10/0x10 [ 37.352625] [] ? unregister_shrinker+0x230/0x230 [ 37.352631] [] ? trace_hardirqs_on+0xd/0x10 [ 37.352639] [] ? mod_delayed_work_on+0xe5/0x140 [ 37.352646] [] ? check_preemption_disabled+0x3c/0x200 [ 37.352652] [] ? wb_start_writeback+0x8e/0x470 [ 37.352658] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 37.352664] [] ? wb_start_writeback+0x8e/0x470 [ 37.352670] [] kmem_cache_alloc_trace+0x229/0x2d0 [ 37.352676] [] wb_start_writeback+0x8e/0x470 [ 37.352683] [] wakeup_flusher_threads+0x163/0x320 [ 37.352689] [] ? wakeup_flusher_threads+0x25/0x320 [ 37.352695] [] try_to_free_pages+0xb1d/0x1260 [ 37.352701] [] ? shrink_zone+0x610/0x610 [ 37.352708] [] __alloc_pages_nodemask+0x8af/0x14b0 [ 37.352715] [] ? retint_kernel+0x2d/0x2d [ 37.352722] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 37.352729] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 37.352736] [] ? retint_kernel+0x2d/0x2d [ 37.352744] [] __vmalloc_node_range+0x25b/0x650 [ 37.352750] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.352757] [] vmalloc+0x5c/0x70 [ 37.352763] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.352770] [] xt_alloc_table_info+0xc8/0x100 [ 37.352777] [] do_ip6t_set_ctl+0x225/0x450 [ 37.352784] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 37.352792] [] ? mutex_unlock+0x9/0x10 [ 37.352799] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 37.352806] [] nf_setsockopt+0x6d/0xc0 [ 37.352813] [] ipv6_setsockopt+0x10b/0x140 [ 37.352819] [] tcp_setsockopt+0x8a/0xe0 [ 37.352826] [] sock_common_setsockopt+0x9a/0xe0 [ 37.352834] [] SyS_setsockopt+0x159/0x240 [ 37.352840] [] ? SyS_recv+0x40/0x40 [ 37.352848] [] ? SyS_clock_gettime+0x118/0x1e0 [ 37.352855] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 37.352862] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 37.352864] Mem-Info: [ 37.352878] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 37.352878] active_file:2794 inactive_file:3003 isolated_file:96 [ 37.352878] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 37.352878] slab_reclaimable:4264 slab_unreclaimable:57421 [ 37.352878] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 37.352878] free:0 free_pcp:0 free_cma:0 [ 37.352901] DMA32 free:4kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77452 all_unreclaimable? yes [ 37.352907] lowmem_reserve[]: 0 3504 3504 [ 37.352929] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77176 all_unreclaimable? yes [ 37.352935] lowmem_reserve[]: 0 0 0 [ 37.352958] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.352980] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.352982] 6034 total pagecache pages [ 37.352984] 0 pages in swap cache [ 37.352987] Swap cache stats: add 0, delete 0, find 0/0 [ 37.352994] Free swap = 0kB [ 37.352996] Total swap = 0kB [ 37.352998] 1965979 pages RAM [ 37.352999] 0 pages HighMem/MovableOnly [ 37.353001] 313294 pages reserved [ 37.353005] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 37.353010] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 37.353014] node 0: slabs: 349, objs: 14658, free: 0 [ 37.355548] vmalloc: allocation failure, allocated 315772928 of 4221095936 bytes [ 37.355552] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 37.355558] CPU: 0 PID: 2279 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 37.355568] 0000000000000000 0bc2a8f37ee03ae4 ffff880085fd7a78 ffffffff81aad1a1 [ 37.355575] 1ffff10010bfaf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 37.355583] ffffffff82895020 ffff880085fd7b88 ffffffff8148c0cb 0000000000000000 [ 37.355585] Call Trace: [ 37.355595] [] dump_stack+0xc1/0x120 [ 37.355604] [] warn_alloc_failed.cold+0x78/0x99 [ 37.355611] [] ? zone_watermark_ok_safe+0x290/0x290 [ 37.355618] [] __vmalloc_node_range+0x408/0x650 [ 37.355626] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.355633] [] vmalloc+0x5c/0x70 [ 37.355639] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.355646] [] xt_alloc_table_info+0xc8/0x100 [ 37.355654] [] do_ip6t_set_ctl+0x225/0x450 [ 37.355662] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 37.355669] [] ? mutex_unlock+0x9/0x10 [ 37.355677] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 37.355684] [] nf_setsockopt+0x6d/0xc0 [ 37.355690] [] ipv6_setsockopt+0x10b/0x140 [ 37.355697] [] tcp_setsockopt+0x8a/0xe0 [ 37.355704] [] sock_common_setsockopt+0x9a/0xe0 [ 37.355712] [] SyS_setsockopt+0x159/0x240 [ 37.355718] [] ? SyS_recv+0x40/0x40 [ 37.355724] [] ? retint_user+0x18/0x3c [ 37.355732] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 37.355739] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 37.355741] Mem-Info: [ 37.355756] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 37.355756] active_file:2794 inactive_file:3003 isolated_file:96 [ 37.355756] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 37.355756] slab_reclaimable:4264 slab_unreclaimable:57421 [ 37.355756] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 37.355756] free:0 free_pcp:0 free_cma:0 [ 37.355778] DMA32 free:4kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77452 all_unreclaimable? yes [ 37.355784] lowmem_reserve[]: 0 3504 3504 [ 37.355807] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77176 all_unreclaimable? yes [ 37.355813] lowmem_reserve[]: 0 0 0 [ 37.355836] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.355859] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.355861] 6034 total pagecache pages [ 37.355864] 0 pages in swap cache [ 37.355868] Swap cache stats: add 0, delete 0, find 0/0 [ 37.355869] Free swap = 0kB [ 37.355871] Total swap = 0kB [ 37.355873] 1965979 pages RAM [ 37.355875] 0 pages HighMem/MovableOnly [ 37.355876] 313294 pages reserved [ 37.356606] vmalloc: allocation failure, allocated 4210688 of 8249344 bytes [ 37.356610] syz-executor.2: page allocation failure: order:0, mode:0x24080c2 [ 37.356616] CPU: 0 PID: 2297 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 37.356624] 0000000000000000 91ae6dc7c8746462 ffff88014af979e0 ffffffff81aad1a1 [ 37.356632] 1ffff100295f2f3f dffffc0000000000 00000000024080c2 0000000000000000 [ 37.356640] ffffffff82895020 ffff88014af97af0 ffffffff8148c0cb 91ae6dc700000000 [ 37.356641] Call Trace: [ 37.356649] [] dump_stack+0xc1/0x120 [ 37.356656] [] warn_alloc_failed.cold+0x78/0x99 [ 37.356662] [] ? zone_watermark_ok_safe+0x290/0x290 [ 37.356670] [] __vmalloc_node_range+0x408/0x650 [ 37.356677] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.356683] [] __vmalloc_node_range+0x4b3/0x650 [ 37.356690] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.356696] [] vmalloc+0x5c/0x70 [ 37.356703] [] ? xt_alloc_table_info+0xc8/0x100 [ 37.356709] [] xt_alloc_table_info+0xc8/0x100 [ 37.356716] [] do_ip6t_set_ctl+0x225/0x450 [ 37.356723] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 37.356731] [] ? mutex_unlock+0x9/0x10 [ 37.356738] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 37.356745] [] nf_setsockopt+0x6d/0xc0 [ 37.356751] [] ipv6_setsockopt+0x10b/0x140 [ 37.356757] [] tcp_setsockopt+0x8a/0xe0 [ 37.356764] [] sock_common_setsockopt+0x9a/0xe0 [ 37.356771] [] SyS_setsockopt+0x159/0x240 [ 37.356778] [] ? SyS_recv+0x40/0x40 [ 37.356783] [] ? retint_user+0x18/0x3c [ 37.356791] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 37.356798] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 37.356800] Mem-Info: [ 37.356814] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 37.356814] active_file:2794 inactive_file:3003 isolated_file:96 [ 37.356814] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 37.356814] slab_reclaimable:4264 slab_unreclaimable:57421 [ 37.356814] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 37.356814] free:0 free_pcp:0 free_cma:0 [ 37.356836] DMA32 free:4kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77452 all_unreclaimable? yes [ 37.356843] lowmem_reserve[]: 0 3504 3504 [ 37.356864] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77176 all_unreclaimable? yes [ 37.356870] lowmem_reserve[]: 0 0 0 [ 37.356893] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.356916] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 37.356918] 6034 total pagecache pages [ 37.356920] 0 pages in swap cache [ 37.356923] Swap cache stats: add 0, delete 0, find 0/0 [ 37.356925] Free swap = 0kB [ 37.356926] Total swap = 0kB [ 37.356928] 1965979 pages RAM [ 37.356930] 0 pages HighMem/MovableOnly [ 37.356932] 313294 pages reserved [ 39.767534] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 39.774385] Workqueue: kblockd blk_delay_work [ 39.779101] 0000000000000000 af91949bc7b32a75 ffff8800b96af4f8 ffffffff81aad1a1 [ 39.787361] 1ffff100172d5ea2 ffff8800b9f22f80 0000000002284020 0000000000000000 [ 39.795532] 0000000000000000 ffff8800b96af608 ffffffff8148c0cb ffffffff00000000 [ 39.803797] Call Trace: [ 39.806478] [] dump_stack+0xc1/0x120 [ 39.811838] [] warn_alloc_failed.cold+0x78/0x99 [ 39.819024] [] ? zone_watermark_ok_safe+0x290/0x290 [ 39.825683] [] ? ___slab_alloc.constprop.0+0x38d/0x3e0 [ 39.832868] [] ? check_preemption_disabled+0x3c/0x200 [ 39.839867] [] ? wakeup_kswapd+0x16c/0x4f0 [ 39.845928] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 39.852630] [] ? mempool_alloc+0x21d/0x360 [ 39.858520] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 39.865704] [] ? remove_element.isra.0+0x1b0/0x1b0 [ 39.872370] [] ? sg_next+0x59/0xa0 [ 39.877825] [] ? vring_map_one_sg+0xea/0x2c0 [ 39.884057] [] new_slab+0x2e5/0x380 [ 39.889427] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 39.896356] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 39.904039] [] ? check_preemption_disabled+0x3c/0x200 [ 39.910968] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 39.918665] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 39.926125] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 39.933484] [] kmem_cache_alloc+0x214/0x2c0 [ 39.939461] [] scsi_host_alloc_command.isra.0+0x7c/0x310 [ 39.946794] [] ? cfq_dispatch_insert+0x164/0x2c0 [ 39.953345] [] scsi_get_command+0x6f/0x700 [ 39.959227] [] ? cfq_dispatch_requests+0x9e4/0x2a80 [ 39.965903] [] ? kobject_get+0x6a/0xf0 [ 39.971526] [] scsi_prep_fn+0x3af/0x4f0 [ 39.977243] [] ? scsi_prep_state_check.isra.0+0x150/0x150 [ 39.984601] [] blk_peek_request+0x44a/0xb40 [ 39.990562] [] scsi_request_fn+0x91/0x1600 [ 39.996529] [] ? blk_delay_work+0x42/0x90 [ 40.002319] [] __blk_run_queue+0xd8/0x150 [ 40.008136] [] blk_delay_work+0x4a/0x90 [ 40.013930] [] process_one_work+0x825/0x1720 [ 40.019992] [] ? process_one_work+0x742/0x1720 [ 40.026573] [] ? finish_task_switch+0x1e1/0x660 [ 40.033047] [] ? cancel_delayed_work_sync+0x20/0x20 [ 40.039887] [] worker_thread+0x4e4/0xf50 [ 40.046010] [] ? __schedule+0x7e3/0x1ee0 [ 40.055233] [] ? process_one_work+0x1720/0x1720 [ 40.062593] [] kthread+0x273/0x310 [ 40.068216] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 40.074965] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 40.081329] [] ? finish_task_switch+0x1e1/0x660 [ 40.087899] [] ? finish_task_switch+0x1b3/0x660 [ 40.094214] [] ? __schedule+0x7af/0x1ee0 [ 40.100003] [] ? __schedule+0x7a3/0x1ee0 [ 40.105715] [] ? __schedule+0x7af/0x1ee0 [ 40.111768] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 40.118520] [] ret_from_fork+0x55/0x80 [ 40.124249] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 40.131519] Mem-Info: [ 40.133976] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 40.133976] active_file:2794 inactive_file:3003 isolated_file:96 [ 40.133976] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 40.133976] slab_reclaimable:4264 slab_unreclaimable:57421 [ 40.133976] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 40.133976] free:636 free_pcp:349 free_cma:0 [ 40.167511] DMA32 free:1304kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:728kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:532 all_unreclaimable? no [ 40.212882] lowmem_reserve[]: 0 3504 3504 [ 40.217606] Normal free:1240kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:668kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:64 all_unreclaimable? no [ 40.263983] lowmem_reserve[]: 0 0 0 [ 40.268579] DMA32: 27*4kB (U) 13*8kB (U) 12*16kB (U) 12*32kB (U) 9*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1364kB [ 40.283603] Normal: 29*4kB (U) 14*8kB (U) 15*16kB (U) 10*32kB (U) 5*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1364kB [ 40.298844] 6034 total pagecache pages [ 40.302715] 0 pages in swap cache [ 40.306190] Swap cache stats: add 0, delete 0, find 0/0 [ 40.311536] Free swap = 0kB [ 40.317945] Total swap = 0kB [ 40.320950] 1965979 pages RAM [ 40.324231] 0 pages HighMem/MovableOnly [ 40.328193] 313294 pages reserved [ 40.331735] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 40.338412] cache: virtio_scsi_cmd, object size: 632, buffer size: 768, default order: 2, min order: 0 [ 40.348279] node 0: slabs: 40, objs: 840, free: 0 [ 40.353782] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 40.355164] syz-executor.2: page allocation failure: order:0, mode:0x2284020 [ 40.355172] CPU: 0 PID: 2297 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 40.355182] 0000000000000000 91ae6dc7c8746462 ffff8801db607498 ffffffff81aad1a1 [ 40.355189] 1ffff1003b6c0e96 dffffc0000000000 0000000002284020 0000000000000000 [ 40.355197] 0000000000000000 ffff8801db6075a8 ffffffff8148c0cb 1ffff10000000000 [ 40.355199] Call Trace: [ 40.355219] [] dump_stack+0xc1/0x120 [ 40.355229] [] warn_alloc_failed.cold+0x78/0x99 [ 40.355237] [] ? zone_watermark_ok_safe+0x290/0x290 [ 40.355248] [] ? skb_network_protocol+0xed/0x440 [ 40.355255] [] ? trace_hardirqs_on+0x10/0x10 [ 40.355262] [] ? check_preemption_disabled+0x3c/0x200 [ 40.355268] [] ? check_preemption_disabled+0x3c/0x200 [ 40.355276] [] ? wakeup_kswapd+0x16c/0x4f0 [ 40.355283] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 40.355291] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 40.355298] [] ? trace_hardirqs_on+0xd/0x10 [ 40.355305] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 40.355313] [] ? __module_text_address+0x13/0x140 [ 40.355321] [] ? is_module_text_address+0x2c/0x50 [ 40.355329] [] ? __kernel_text_address+0x68/0xa0 [ 40.355336] [] ? print_context_stack+0x59/0xd0 [ 40.355342] [] new_slab+0x2e5/0x380 [ 40.355348] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 40.355354] [] ? dst_alloc+0xf3/0x1b0 [ 40.355361] [] ? check_preemption_disabled+0x3c/0x200 [ 40.355367] [] ? dst_alloc+0xf3/0x1b0 [ 40.355373] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 40.355379] [] ? dst_alloc+0xf3/0x1b0 [ 40.355385] [] kmem_cache_alloc+0x214/0x2c0 [ 40.355391] [] ? on_each_cpu+0x31/0xc0 [ 40.355397] [] dst_alloc+0xf3/0x1b0 [ 40.355405] [] __ip6_dst_alloc+0x30/0x130 [ 40.355411] [] ip6_dst_alloc+0x2d/0x210 [ 40.355418] [] ? icmp6_dst_alloc+0xe6/0x630 [ 40.355425] [] icmp6_dst_alloc+0x153/0x630 [ 40.355431] [] ? ip6_blackhole_route+0x600/0x600 [ 40.355438] [] ndisc_send_skb+0x2cb/0x1110 [ 40.355444] [] ? ndisc_alloc_skb+0x330/0x330 [ 40.355450] [] ? memset+0x32/0x40 [ 40.355457] [] ? __alloc_skb+0x3c7/0x5d0 [ 40.355463] [] ? memset+0x32/0x40 [ 40.355469] [] ? ndisc_fill_addr_option+0x19b/0x1f0 [ 40.355475] [] ndisc_send_rs+0x12b/0x430 [ 40.355482] [] addrconf_rs_timer+0x290/0x5c0 [ 40.355488] [] ? debug_object_deactivate+0x104/0x360 [ 40.355494] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.355500] [] call_timer_fn+0x18d/0x850 [ 40.355506] [] ? call_timer_fn+0xde/0x850 [ 40.355511] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.355517] [] ? process_timeout+0x20/0x20 [ 40.355524] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 40.355530] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 40.355536] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.355542] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.355548] [] run_timer_softirq+0x51f/0xb70 [ 40.355554] [] ? call_timer_fn+0x850/0x850 [ 40.355561] [] __do_softirq+0x226/0xa3f [ 40.355568] [] irq_exit+0x10a/0x150 [ 40.355574] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 40.355581] [] apic_timer_interrupt+0x9d/0xb0 [ 40.355590] [] ? smp_call_function_single+0x13b/0x3b0 [ 40.355598] [] ? smp_call_function_single+0x13d/0x3b0 [ 40.355605] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.355612] [] ? generic_exec_single+0x350/0x350 [ 40.355618] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.355624] [] ? find_next_bit+0x44/0x50 [ 40.355631] [] ? cpumask_next_and+0x94/0xc0 [ 40.355638] [] smp_call_function_many+0x5c0/0x730 [ 40.355644] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.355651] [] ? __vmalloc_node_range+0x435/0x650 [ 40.355657] [] ? __vmalloc_node_range+0x4b3/0x650 [ 40.355663] [] ? vmalloc+0x5c/0x70 [ 40.355670] [] ? xt_alloc_table_info+0xc8/0x100 [ 40.355676] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.355683] [] smp_call_function+0x58/0xa0 [ 40.355689] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.355695] [] on_each_cpu+0x31/0xc0 [ 40.355702] [] flush_tlb_kernel_range+0x8e/0xf0 [ 40.355708] [] ? flush_tlb_all+0x20/0x20 [ 40.355714] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 40.355721] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 40.355726] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 40.355733] [] ? free_vmap_block+0x100/0x100 [ 40.355740] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 40.355746] [] free_vmap_area_noflush+0x156/0x180 [ 40.355752] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 40.355758] [] ? vunmap_page_range+0x4e4/0x5a0 [ 40.355764] [] remove_vm_area+0x141/0x190 [ 40.355771] [] __vmalloc_node_range+0x51e/0x650 [ 40.355777] [] ? xt_alloc_table_info+0xc8/0x100 [ 40.355783] [] vmalloc+0x5c/0x70 [ 40.355790] [] ? xt_alloc_table_info+0xc8/0x100 [ 40.355796] [] xt_alloc_table_info+0xc8/0x100 [ 40.355804] [] do_ip6t_set_ctl+0x225/0x450 [ 40.355811] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 40.355818] [] ? mutex_unlock+0x9/0x10 [ 40.355827] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 40.355834] [] nf_setsockopt+0x6d/0xc0 [ 40.355840] [] ipv6_setsockopt+0x10b/0x140 [ 40.355847] [] tcp_setsockopt+0x8a/0xe0 [ 40.355853] [] sock_common_setsockopt+0x9a/0xe0 [ 40.355861] [] SyS_setsockopt+0x159/0x240 [ 40.355867] [] ? SyS_recv+0x40/0x40 [ 40.355873] [] ? retint_user+0x18/0x3c [ 40.355881] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 40.355887] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 40.355890] Mem-Info: [ 40.355906] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 40.355906] active_file:2794 inactive_file:3003 isolated_file:96 [ 40.355906] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 40.355906] slab_reclaimable:4264 slab_unreclaimable:57421 [ 40.355906] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 40.355906] free:636 free_pcp:349 free_cma:0 [ 40.355929] DMA32 free:1304kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:728kB local_pcp:728kB free_cma:0kB writeback_tmp:0kB pages_scanned:532 all_unreclaimable? no [ 40.355936] lowmem_reserve[]: 0 3504 3504 [ 40.355958] Normal free:1240kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:668kB local_pcp:668kB free_cma:0kB writeback_tmp:0kB pages_scanned:64 all_unreclaimable? no [ 40.355963] lowmem_reserve[]: 0 0 0 [ 40.356022] DMA32: 27*4kB (U) 13*8kB (U) 12*16kB (U) 12*32kB (U) 9*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1364kB [ 40.356052] Normal: 29*4kB (U) 14*8kB (U) 15*16kB (U) 10*32kB (U) 5*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1364kB [ 40.356054] 6034 total pagecache pages [ 40.356058] 0 pages in swap cache [ 40.356061] Swap cache stats: add 0, delete 0, find 0/0 [ 40.356063] Free swap = 0kB [ 40.356065] Total swap = 0kB [ 40.356067] 1965979 pages RAM [ 40.356068] 0 pages HighMem/MovableOnly [ 40.356070] 313294 pages reserved [ 40.356075] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.356080] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 40.356107] node 0: slabs: 16, objs: 288, free: 0 [ 40.356265] syz-executor.2: page allocation failure: order:0, mode:0x2284020 [ 40.356271] CPU: 0 PID: 2297 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 40.356279] 0000000000000000 91ae6dc7c8746462 ffff8801db607498 ffffffff81aad1a1 [ 40.356287] 1ffff1003b6c0e96 dffffc0000000000 0000000002284020 0000000000000000 [ 40.356295] 0000000000000000 ffff8801db6075a8 ffffffff8148c0cb ffffffff00000000 [ 40.356296] Call Trace: [ 40.356305] [] dump_stack+0xc1/0x120 [ 40.356312] [] warn_alloc_failed.cold+0x78/0x99 [ 40.356318] [] ? zone_watermark_ok_safe+0x290/0x290 [ 40.356325] [] ? rcu_read_lock_sched_held+0x10b/0x130 [ 40.356331] [] ? check_preemption_disabled+0x3c/0x200 [ 40.356338] [] ? wakeup_kswapd+0x16c/0x4f0 [ 40.356345] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 40.356352] [] ? kvm_clock_read+0x23/0x40 [ 40.356358] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 40.356365] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 40.356371] [] ? mark_lock+0x1440/0x1440 [ 40.356378] [] ? __module_text_address+0x13/0x140 [ 40.356385] [] ? is_module_text_address+0x2c/0x50 [ 40.356391] [] ? __kernel_text_address+0x68/0xa0 [ 40.356398] [] ? print_context_stack+0x59/0xd0 [ 40.356403] [] new_slab+0x2e5/0x380 [ 40.356410] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 40.356416] [] ? __lock_acquire+0xa4f/0x4f50 [ 40.356422] [] ? dst_alloc+0xf3/0x1b0 [ 40.356428] [] ? check_preemption_disabled+0x3c/0x200 [ 40.356434] [] ? dst_alloc+0xf3/0x1b0 [ 40.356440] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 40.356446] [] ? dst_alloc+0xf3/0x1b0 [ 40.356452] [] kmem_cache_alloc+0x214/0x2c0 [ 40.356458] [] ? on_each_cpu+0x31/0xc0 [ 40.356464] [] dst_alloc+0xf3/0x1b0 [ 40.356471] [] __ip6_dst_alloc+0x30/0x130 [ 40.356477] [] ip6_dst_alloc+0x2d/0x210 [ 40.356484] [] ? icmp6_dst_alloc+0xe6/0x630 [ 40.356490] [] icmp6_dst_alloc+0x153/0x630 [ 40.356497] [] ? ip6_blackhole_route+0x600/0x600 [ 40.356503] [] ndisc_send_skb+0x2cb/0x1110 [ 40.356510] [] ? ndisc_alloc_skb+0x330/0x330 [ 40.356516] [] ? memset+0x32/0x40 [ 40.356523] [] ? __alloc_skb+0x3c7/0x5d0 [ 40.356529] [] ? memset+0x32/0x40 [ 40.356535] [] ? ndisc_fill_addr_option+0x19b/0x1f0 [ 40.356541] [] ndisc_send_rs+0x12b/0x430 [ 40.356547] [] addrconf_rs_timer+0x290/0x5c0 [ 40.356553] [] ? debug_object_deactivate+0x104/0x360 [ 40.356559] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.356565] [] call_timer_fn+0x18d/0x850 [ 40.356571] [] ? call_timer_fn+0xde/0x850 [ 40.356577] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.356582] [] ? process_timeout+0x20/0x20 [ 40.356588] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 40.356595] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 40.356601] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.356607] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 40.356612] [] run_timer_softirq+0x51f/0xb70 [ 40.356618] [] ? call_timer_fn+0x850/0x850 [ 40.356625] [] __do_softirq+0x226/0xa3f [ 40.356632] [] irq_exit+0x10a/0x150 [ 40.356638] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 40.356645] [] apic_timer_interrupt+0x9d/0xb0 [ 40.356654] [] ? smp_call_function_single+0x13b/0x3b0 [ 40.356662] [] ? smp_call_function_single+0x13d/0x3b0 [ 40.356668] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.356675] [] ? generic_exec_single+0x350/0x350 [ 40.356681] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.356687] [] ? find_next_bit+0x44/0x50 [ 40.356693] [] ? cpumask_next_and+0x94/0xc0 [ 40.356701] [] smp_call_function_many+0x5c0/0x730 [ 40.356707] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.356713] [] ? __vmalloc_node_range+0x435/0x650 [ 40.356720] [] ? __vmalloc_node_range+0x4b3/0x650 [ 40.356725] [] ? vmalloc+0x5c/0x70 [ 40.356732] [] ? xt_alloc_table_info+0xc8/0x100 [ 40.356738] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.356745] [] smp_call_function+0x58/0xa0 [ 40.356751] [] ? flush_tlb_func+0x6e0/0x6e0 [ 40.356757] [] on_each_cpu+0x31/0xc0 [ 40.356764] [] flush_tlb_kernel_range+0x8e/0xf0 [ 40.356770] [] ? flush_tlb_all+0x20/0x20 [ 40.356776] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 40.356783] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 40.356789] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 40.356795] [] ? free_vmap_block+0x100/0x100 [ 40.356801] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 40.356807] [] free_vmap_area_noflush+0x156/0x180 [ 40.356813] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 40.356819] [] ? vunmap_page_range+0x4e4/0x5a0 [ 40.356826] [] remove_vm_area+0x141/0x190 [ 40.356832] [] __vmalloc_node_range+0x51e/0x650 [ 40.356839] [] ? xt_alloc_table_info+0xc8/0x100 [ 40.356845] [] vmalloc+0x5c/0x70 [ 40.356851] [] ? xt_alloc_table_info+0xc8/0x100 [ 40.356858] [] xt_alloc_table_info+0xc8/0x100 [ 40.356865] [] do_ip6t_set_ctl+0x225/0x450 [ 40.356872] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 40.356879] [] ? mutex_unlock+0x9/0x10 [ 40.356886] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 40.356893] [] nf_setsockopt+0x6d/0xc0 [ 40.356899] [] ipv6_setsockopt+0x10b/0x140 [ 40.356905] [] tcp_setsockopt+0x8a/0xe0 [ 40.356911] [] sock_common_setsockopt+0x9a/0xe0 [ 40.356918] [] SyS_setsockopt+0x159/0x240 [ 40.356925] [] ? SyS_recv+0x40/0x40 [ 40.356930] [] ? retint_user+0x18/0x3c [ 40.356937] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 40.356944] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 40.356946] Mem-Info: [ 40.356960] active_anon:5397 inactive_anon:41 isolated_anon:0 [ 40.356960] active_file:2794 inactive_file:3003 isolated_file:96 [ 40.356960] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 40.356960] slab_reclaimable:4264 slab_unreclaimable:57421 [ 40.356960] mapped:2797 shmem:48 pagetables:535 bounce:0 [ 40.356960] free:636 free_pcp:349 free_cma:0 [ 40.356982] DMA32 free:1304kB min:4696kB low:5868kB high:7044kB active_anon:9836kB inactive_anon:80kB active_file:5624kB inactive_file:5856kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5712kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103132kB kernel_stack:1856kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:728kB local_pcp:728kB free_cma:0kB writeback_tmp:0kB pages_scanned:532 all_unreclaimable? no [ 40.356988] lowmem_reserve[]: 0 3504 3504 [ 40.357010] Normal free:1240kB min:5580kB low:6972kB high:8368kB active_anon:11752kB inactive_anon:84kB active_file:5552kB inactive_file:6156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5476kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126552kB kernel_stack:3008kB pagetables:1220kB unstable:0kB bounce:0kB free_pcp:668kB local_pcp:668kB free_cma:0kB writeback_tmp:0kB pages_scanned:64 all_unreclaimable? no [ 40.357016] lowmem_reserve[]: 0 0 0 [ 40.357045] DMA32: 27*4kB (U) 13*8kB (U) 12*16kB (U) 12*32kB (U) 9*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1364kB [ 40.357074] Normal: 29*4kB (U) 14*8kB (U) 15*16kB (U) 10*32kB (U) 5*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1364kB [ 40.357076] 6034 total pagecache pages [ 40.357078] 0 pages in swap cache [ 40.357082] Swap cache stats: add 0, delete 0, find 0/0 [ 40.357083] Free swap = 0kB [ 40.357085] Total swap = 0kB [ 40.357087] 1965979 pages RAM [ 40.357088] 0 pages HighMem/MovableOnly [ 40.357090] 313294 pages reserved [ 40.357094] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.357099] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 40.357103] node 0: slabs: 16, objs: 288, free: 0 [ 40.357223] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.357228] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 40.357232] node 0: slabs: 16, objs: 288, free: 0 [ 40.357347] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.357352] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 40.357356] node 0: slabs: 16, objs: 288, free: 0 [ 40.357471] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.357476] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 40.357480] node 0: slabs: 16, objs: 288, free: 0 [ 40.357592] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.357597] cache: ip6_dst_cache, object size: 384, buffer size: 448, default order: 1, min order: 0 [ 40.357601] node 0: slabs: 16, objs: 288, free: 0 [ 40.357660] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 40.357665] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 40.357669] node 0: slabs: 565, objs: 6780, free: 0 [ 40.357787] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 40.357803] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 40.357819] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 40.357835] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 40.357850] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 40.387765] lowmemorykiller: Killing 'syz-executor.1' (2242) (tgid 2241), adj 1000, [ 40.387765] to free 1028kB on behalf of 'kworker/u4:1' (60) because [ 40.387765] cache 23948kB is below limit 65536kB for oom_score_adj 12 [ 40.387765] Free memory is -26176kB above reserved [ 42.263891] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 42.270563] Workqueue: kblockd blk_delay_work [ 42.275175] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 42.283209] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 42.291438] 0000000000000000 ffff8801db707778 ffffffff8148c0cb 0000000000000000 [ 42.299490] Call Trace: [ 42.302062] [] dump_stack+0xc1/0x120 [ 42.308169] [] warn_alloc_failed.cold+0x78/0x99 [ 42.317400] [] ? zone_watermark_ok_safe+0x290/0x290 [ 42.324169] [] ? check_preemption_disabled+0x3c/0x200 [ 42.331033] [] ? wakeup_kswapd+0x16c/0x4f0 [ 42.336917] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 42.343526] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 42.350454] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 42.357634] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 42.364644] [] ? trace_hardirqs_on+0x10/0x10 [ 42.370784] [] new_slab+0x2e5/0x380 [ 42.376094] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 42.383363] [] ? __alloc_skb+0xec/0x5d0 [ 42.388998] [] ? trace_hardirqs_on+0x10/0x10 [ 42.395050] [] ? check_preemption_disabled+0x3c/0x200 [ 42.401983] [] ? __alloc_skb+0xec/0x5d0 [ 42.407601] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 42.414704] [] ? __alloc_skb+0xec/0x5d0 [ 42.420321] [] kmem_cache_alloc+0x214/0x2c0 [ 42.426285] [] __alloc_skb+0xec/0x5d0 [ 42.431736] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 42.438494] [] ? ipv6_get_ifaddr+0x304/0x520 [ 42.444551] [] ? trace_hardirqs_on+0xd/0x10 [ 42.450520] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 42.456927] [] ndisc_alloc_skb+0x13c/0x330 [ 42.462805] [] ndisc_send_rs+0x288/0x430 [ 42.468511] [] addrconf_rs_timer+0x290/0x5c0 [ 42.474575] [] ? debug_object_deactivate+0x104/0x360 [ 42.481334] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 42.487387] [] call_timer_fn+0x18d/0x850 [ 42.493175] [] ? call_timer_fn+0xde/0x850 [ 42.498965] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 42.505032] [] ? process_timeout+0x20/0x20 [ 42.510913] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 42.517223] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 42.524062] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 42.530113] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 42.536164] [] run_timer_softirq+0x51f/0xb70 [ 42.542213] [] ? call_timer_fn+0x850/0x850 [ 42.548088] [] __do_softirq+0x226/0xa3f [ 42.553703] [] irq_exit+0x10a/0x150 [ 42.558973] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 42.565471] [] apic_timer_interrupt+0x9d/0xb0 [ 42.571601] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 42.578783] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 42.585095] [] scsi_request_fn+0x1e9/0x1600 [ 42.591056] [] ? blk_delay_work+0x42/0x90 [ 42.596844] [] __blk_run_queue+0xd8/0x150 [ 42.602629] [] blk_delay_work+0x4a/0x90 [ 42.608243] [] process_one_work+0x825/0x1720 [ 42.614292] [] ? process_one_work+0x742/0x1720 [ 42.620516] [] ? finish_task_switch+0x1e1/0x660 [ 42.626829] [] ? cancel_delayed_work_sync+0x20/0x20 [ 42.633494] [] worker_thread+0x4e4/0xf50 [ 42.639372] [] ? __schedule+0x7e3/0x1ee0 [ 42.645107] [] ? process_one_work+0x1720/0x1720 [ 42.651682] [] kthread+0x273/0x310 [ 42.656869] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 42.663876] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 42.670185] [] ? finish_task_switch+0x1e1/0x660 [ 42.676580] [] ? finish_task_switch+0x1b3/0x660 [ 42.682891] [] ? __schedule+0x7af/0x1ee0 [ 42.688595] [] ? __schedule+0x7a3/0x1ee0 [ 42.694305] [] ? __schedule+0x7af/0x1ee0 [ 42.700012] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 42.706668] [] ret_from_fork+0x55/0x80 [ 42.712432] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 42.719088] Mem-Info: [ 42.721496] active_anon:5272 inactive_anon:41 isolated_anon:0 [ 42.721496] active_file:2816 inactive_file:3102 isolated_file:32 [ 42.721496] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 42.721496] slab_reclaimable:4264 slab_unreclaimable:57453 [ 42.721496] mapped:2806 shmem:48 pagetables:447 bounce:0 [ 42.721496] free:0 free_pcp:0 free_cma:0 [ 42.754069] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9608kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:784kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 42.798826] lowmem_reserve[]: 0 3504 3504 [ 42.803635] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11480kB inactive_anon:84kB active_file:5612kB inactive_file:6212kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:1004kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77440 all_unreclaimable? yes [ 42.848823] lowmem_reserve[]: 0 0 0 [ 42.852963] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 42.864552] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 42.876282] 6035 total pagecache pages [ 42.880157] 0 pages in swap cache [ 42.883593] Swap cache stats: add 0, delete 0, find 0/0 [ 42.888941] Free swap = 0kB [ 42.891939] Total swap = 0kB [ 42.894940] 1965979 pages RAM [ 42.898025] 0 pages HighMem/MovableOnly [ 42.901976] 313294 pages reserved [ 42.905419] slab_out_of_memory: 78 callbacks suppressed [ 42.910774] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 42.917442] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 42.927224] node 0: slabs: 565, objs: 6780, free: 0 [ 42.932461] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 42.939041] warn_alloc_failed: 91 callbacks suppressed [ 42.944305] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 42.951314] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 42.958062] Workqueue: kblockd blk_delay_work [ 42.962673] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 42.970702] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 42.978732] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880200000000 [ 42.986770] Call Trace: [ 42.989337] [] dump_stack+0xc1/0x120 [ 42.995455] [] warn_alloc_failed.cold+0x78/0x99 [ 43.001765] [] ? zone_watermark_ok_safe+0x290/0x290 [ 43.008687] [] ? check_preemption_disabled+0x3c/0x200 [ 43.015525] [] ? wakeup_kswapd+0x16c/0x4f0 [ 43.021491] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 43.028185] [] ? tick_program_event+0x101/0x180 [ 43.034502] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 43.041952] [] ? trace_hardirqs_on+0x10/0x10 [ 43.048011] [] new_slab+0x2e5/0x380 [ 43.053286] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 43.060036] [] ? __alloc_skb+0xec/0x5d0 [ 43.065658] [] ? trace_hardirqs_on+0x10/0x10 [ 43.071712] [] ? check_preemption_disabled+0x3c/0x200 [ 43.078636] [] ? __alloc_skb+0xec/0x5d0 [ 43.084252] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 43.091436] [] ? __alloc_skb+0xec/0x5d0 [ 43.097140] [] kmem_cache_alloc+0x214/0x2c0 [ 43.103194] [] __alloc_skb+0xec/0x5d0 [ 43.108871] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 43.115531] [] ? ipv6_get_ifaddr+0x304/0x520 [ 43.121581] [] ? trace_hardirqs_on+0xd/0x10 [ 43.127544] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 43.133857] [] ndisc_alloc_skb+0x13c/0x330 [ 43.139734] [] ndisc_send_rs+0x288/0x430 [ 43.145528] [] addrconf_rs_timer+0x290/0x5c0 [ 43.151665] [] ? debug_object_deactivate+0x104/0x360 [ 43.158417] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.164471] [] call_timer_fn+0x18d/0x850 [ 43.170173] [] ? call_timer_fn+0xde/0x850 [ 43.175965] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.182020] [] ? process_timeout+0x20/0x20 [ 43.187899] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 43.194209] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 43.201046] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.207097] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.213158] [] run_timer_softirq+0x51f/0xb70 [ 43.219213] [] ? call_timer_fn+0x850/0x850 [ 43.225270] [] __do_softirq+0x226/0xa3f [ 43.230887] [] irq_exit+0x10a/0x150 [ 43.236161] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 43.242734] [] apic_timer_interrupt+0x9d/0xb0 [ 43.248869] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 43.255934] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 43.262244] [] scsi_request_fn+0x1e9/0x1600 [ 43.268217] [] ? blk_delay_work+0x42/0x90 [ 43.274006] [] __blk_run_queue+0xd8/0x150 [ 43.279801] [] blk_delay_work+0x4a/0x90 [ 43.285422] [] process_one_work+0x825/0x1720 [ 43.291481] [] ? process_one_work+0x742/0x1720 [ 43.297705] [] ? finish_task_switch+0x1e1/0x660 [ 43.304018] [] ? cancel_delayed_work_sync+0x20/0x20 [ 43.310676] [] worker_thread+0x4e4/0xf50 [ 43.316386] [] ? __schedule+0x7e3/0x1ee0 [ 43.322088] [] ? process_one_work+0x1720/0x1720 [ 43.328398] [] kthread+0x273/0x310 [ 43.333674] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 43.340338] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 43.346656] [] ? finish_task_switch+0x1e1/0x660 [ 43.352977] [] ? finish_task_switch+0x1b3/0x660 [ 43.359389] [] ? __schedule+0x7af/0x1ee0 [ 43.365097] [] ? __schedule+0x7a3/0x1ee0 [ 43.370808] [] ? __schedule+0x7af/0x1ee0 [ 43.376520] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 43.383219] [] ret_from_fork+0x55/0x80 [ 43.388755] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 43.395403] Mem-Info: [ 43.397823] active_anon:5272 inactive_anon:41 isolated_anon:0 [ 43.397823] active_file:2816 inactive_file:3102 isolated_file:32 [ 43.397823] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 43.397823] slab_reclaimable:4264 slab_unreclaimable:57453 [ 43.397823] mapped:2806 shmem:48 pagetables:447 bounce:0 [ 43.397823] free:0 free_pcp:0 free_cma:0 [ 43.430385] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9608kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:784kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 43.475230] lowmem_reserve[]: 0 3504 3504 [ 43.479912] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11480kB inactive_anon:84kB active_file:5612kB inactive_file:6212kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:1004kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77440 all_unreclaimable? yes [ 43.525103] lowmem_reserve[]: 0 0 0 [ 43.529246] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 43.540870] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 43.552457] 6035 total pagecache pages [ 43.556327] 0 pages in swap cache [ 43.559766] Swap cache stats: add 0, delete 0, find 0/0 [ 43.565107] Free swap = 0kB [ 43.568112] Total swap = 0kB [ 43.571114] 1965979 pages RAM [ 43.574198] 0 pages HighMem/MovableOnly [ 43.578151] 313294 pages reserved [ 43.581596] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 43.588246] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 43.598025] node 0: slabs: 565, objs: 6780, free: 0 [ 43.603271] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 43.609927] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 43.616933] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 43.623597] Workqueue: kblockd blk_delay_work [ 43.628205] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 43.636252] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 43.644464] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880200000000 [ 43.652591] Call Trace: [ 43.655163] [] dump_stack+0xc1/0x120 [ 43.661294] [] warn_alloc_failed.cold+0x78/0x99 [ 43.667603] [] ? zone_watermark_ok_safe+0x290/0x290 [ 43.674263] [] ? check_preemption_disabled+0x3c/0x200 [ 43.681107] [] ? wakeup_kswapd+0x16c/0x4f0 [ 43.686990] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 43.693658] [] ? tick_program_event+0x101/0x180 [ 43.699972] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 43.707150] [] ? hrtimer_interrupt+0x34b/0x450 [ 43.713382] [] ? check_preemption_disabled+0x3c/0x200 [ 43.720216] [] ? retint_kernel+0x2d/0x2d [ 43.726011] [] new_slab+0x2e5/0x380 [ 43.731279] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 43.738037] [] ? __alloc_skb+0xec/0x5d0 [ 43.743663] [] ? trace_hardirqs_on+0x10/0x10 [ 43.749715] [] ? check_preemption_disabled+0x3c/0x200 [ 43.756555] [] ? __alloc_skb+0xec/0x5d0 [ 43.762182] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 43.769280] [] ? __alloc_skb+0xec/0x5d0 [ 43.775428] [] kmem_cache_alloc+0x214/0x2c0 [ 43.781396] [] __alloc_skb+0xec/0x5d0 [ 43.786957] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 43.793619] [] ? ipv6_get_ifaddr+0x304/0x520 [ 43.799674] [] ? trace_hardirqs_on+0xd/0x10 [ 43.805642] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 43.811955] [] ndisc_alloc_skb+0x13c/0x330 [ 43.817836] [] ndisc_send_rs+0x288/0x430 [ 43.823542] [] addrconf_rs_timer+0x290/0x5c0 [ 43.829592] [] ? debug_object_deactivate+0x104/0x360 [ 43.836342] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.842394] [] call_timer_fn+0x18d/0x850 [ 43.848096] [] ? call_timer_fn+0xde/0x850 [ 43.853884] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.859937] [] ? process_timeout+0x20/0x20 [ 43.865815] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 43.872131] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 43.879160] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.885650] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 43.891709] [] run_timer_softirq+0x51f/0xb70 [ 43.897772] [] ? call_timer_fn+0x850/0x850 [ 43.903654] [] __do_softirq+0x226/0xa3f [ 43.909278] [] irq_exit+0x10a/0x150 [ 43.914550] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 43.921045] [] apic_timer_interrupt+0x9d/0xb0 [ 43.927176] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 43.934329] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 43.940645] [] scsi_request_fn+0x1e9/0x1600 [ 43.946707] [] ? blk_delay_work+0x42/0x90 [ 43.952504] [] __blk_run_queue+0xd8/0x150 [ 43.958300] [] blk_delay_work+0x4a/0x90 [ 43.963943] [] process_one_work+0x825/0x1720 [ 43.969996] [] ? process_one_work+0x742/0x1720 [ 43.976245] [] ? finish_task_switch+0x1e1/0x660 [ 43.982564] [] ? cancel_delayed_work_sync+0x20/0x20 [ 43.989417] [] worker_thread+0x4e4/0xf50 [ 43.995135] [] ? __schedule+0x7e3/0x1ee0 [ 44.001028] [] ? process_one_work+0x1720/0x1720 [ 44.007350] [] kthread+0x273/0x310 [ 44.012543] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 44.019204] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 44.025518] [] ? finish_task_switch+0x1e1/0x660 [ 44.031830] [] ? finish_task_switch+0x1b3/0x660 [ 44.038145] [] ? __schedule+0x7af/0x1ee0 [ 44.043896] [] ? __schedule+0x7a3/0x1ee0 [ 44.049788] [] ? __schedule+0x7af/0x1ee0 [ 44.055594] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 44.062358] [] ret_from_fork+0x55/0x80 [ 44.067910] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 44.074564] Mem-Info: [ 44.076980] active_anon:5272 inactive_anon:41 isolated_anon:0 [ 44.076980] active_file:2816 inactive_file:3102 isolated_file:32 [ 44.076980] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 44.076980] slab_reclaimable:4264 slab_unreclaimable:57453 [ 44.076980] mapped:2806 shmem:48 pagetables:447 bounce:0 [ 44.076980] free:0 free_pcp:0 free_cma:0 [ 44.109735] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9608kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:784kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 44.154757] lowmem_reserve[]: 0 3504 3504 [ 44.159555] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11480kB inactive_anon:84kB active_file:5612kB inactive_file:6212kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:1004kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77440 all_unreclaimable? yes [ 44.204486] lowmem_reserve[]: 0 0 0 [ 44.208645] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 44.220176] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 44.232154] 6035 total pagecache pages [ 44.236199] 0 pages in swap cache [ 44.239746] Swap cache stats: add 0, delete 0, find 0/0 [ 44.245089] Free swap = 0kB [ 44.248089] Total swap = 0kB [ 44.251090] 1965979 pages RAM [ 44.254186] 0 pages HighMem/MovableOnly [ 44.258146] 313294 pages reserved [ 44.261595] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 44.268510] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 44.278296] node 0: slabs: 565, objs: 6780, free: 0 [ 44.283529] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 44.290083] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 44.297091] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 44.303780] Workqueue: kblockd blk_delay_work [ 44.308395] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 44.319781] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 44.327818] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880200000000 [ 44.336123] Call Trace: [ 44.338689] [] dump_stack+0xc1/0x120 [ 44.344888] [] warn_alloc_failed.cold+0x78/0x99 [ 44.351295] [] ? zone_watermark_ok_safe+0x290/0x290 [ 44.357970] [] ? check_preemption_disabled+0x3c/0x200 [ 44.364889] [] ? wakeup_kswapd+0x16c/0x4f0 [ 44.370875] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 44.377461] [] ? tick_program_event+0x101/0x180 [ 44.384070] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 44.391525] [] ? hrtimer_interrupt+0x34b/0x450 [ 44.397760] [] ? check_preemption_disabled+0x3c/0x200 [ 44.404691] [] ? retint_kernel+0x2d/0x2d [ 44.410399] [] new_slab+0x2e5/0x380 [ 44.415676] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 44.422425] [] ? __alloc_skb+0xec/0x5d0 [ 44.428054] [] ? trace_hardirqs_on+0x10/0x10 [ 44.434223] [] ? check_preemption_disabled+0x3c/0x200 [ 44.441149] [] ? __alloc_skb+0xec/0x5d0 [ 44.446800] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 44.454079] [] ? __alloc_skb+0xec/0x5d0 [ 44.459714] [] kmem_cache_alloc+0x214/0x2c0 [ 44.465856] [] __alloc_skb+0xec/0x5d0 [ 44.471303] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 44.477972] [] ? ipv6_get_ifaddr+0x304/0x520 [ 44.484026] [] ? trace_hardirqs_on+0xd/0x10 [ 44.490077] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 44.496393] [] ndisc_alloc_skb+0x13c/0x330 [ 44.502272] [] ndisc_send_rs+0x288/0x430 [ 44.507984] [] addrconf_rs_timer+0x290/0x5c0 [ 44.514034] [] ? debug_object_deactivate+0x104/0x360 [ 44.520787] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 44.526843] [] call_timer_fn+0x18d/0x850 [ 44.532643] [] ? call_timer_fn+0xde/0x850 [ 44.538441] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 44.544593] [] ? process_timeout+0x20/0x20 [ 44.550556] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 44.556871] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 44.563715] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 44.569859] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 44.575944] [] run_timer_softirq+0x51f/0xb70 [ 44.582105] [] ? call_timer_fn+0x850/0x850 [ 44.587998] [] __do_softirq+0x226/0xa3f [ 44.593617] [] irq_exit+0x10a/0x150 [ 44.598891] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 44.605384] [] apic_timer_interrupt+0x9d/0xb0 [ 44.611513] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 44.618578] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 44.624894] [] scsi_request_fn+0x1e9/0x1600 [ 44.630859] [] ? blk_delay_work+0x42/0x90 [ 44.636653] [] __blk_run_queue+0xd8/0x150 [ 44.642539] [] blk_delay_work+0x4a/0x90 [ 44.648160] [] process_one_work+0x825/0x1720 [ 44.654238] [] ? process_one_work+0x742/0x1720 [ 44.660470] [] ? finish_task_switch+0x1e1/0x660 [ 44.666784] [] ? cancel_delayed_work_sync+0x20/0x20 [ 44.673449] [] worker_thread+0x4e4/0xf50 [ 44.679165] [] ? __schedule+0x7e3/0x1ee0 [ 44.684913] [] ? process_one_work+0x1720/0x1720 [ 44.691317] [] kthread+0x273/0x310 [ 44.696515] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 44.703177] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 44.709491] [] ? finish_task_switch+0x1e1/0x660 [ 44.715800] [] ? finish_task_switch+0x1b3/0x660 [ 44.722116] [] ? __schedule+0x7af/0x1ee0 [ 44.727818] [] ? __schedule+0x7a3/0x1ee0 [ 44.733517] [] ? __schedule+0x7af/0x1ee0 [ 44.739226] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 44.745888] [] ret_from_fork+0x55/0x80 [ 44.751450] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 44.758126] Mem-Info: [ 44.760622] active_anon:5272 inactive_anon:41 isolated_anon:0 [ 44.760622] active_file:2816 inactive_file:3102 isolated_file:32 [ 44.760622] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 44.760622] slab_reclaimable:4264 slab_unreclaimable:57453 [ 44.760622] mapped:2806 shmem:48 pagetables:447 bounce:0 [ 44.760622] free:0 free_pcp:0 free_cma:0 [ 44.793179] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9608kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:784kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 44.840712] lowmem_reserve[]: 0 3504 3504 [ 44.845470] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11480kB inactive_anon:84kB active_file:5612kB inactive_file:6212kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:1004kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:77440 all_unreclaimable? yes [ 44.890665] lowmem_reserve[]: 0 0 0 [ 44.894839] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 44.906804] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 44.918517] 6035 total pagecache pages [ 44.922384] 0 pages in swap cache [ 44.925822] Swap cache stats: add 0, delete 0, find 0/0 [ 44.931170] Free swap = 0kB [ 44.934447] Total swap = 0kB [ 44.937454] 1965979 pages RAM [ 44.940565] 0 pages HighMem/MovableOnly [ 44.944523] 313294 pages reserved [ 44.947963] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 44.954617] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 44.964509] node 0: slabs: 565, objs: 6780, free: 0 [ 44.969800] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 44.976416] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 44.983432] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 44.990187] Workqueue: kblockd blk_delay_work [ 44.995011] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 45.003239] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 45.011287] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880200000000 [ 45.019519] Call Trace: [ 45.022083] [] dump_stack+0xc1/0x120 [ 45.028196] [] warn_alloc_failed.cold+0x78/0x99 [ 45.034513] [] ? zone_watermark_ok_safe+0x290/0x290 [ 45.041180] [] ? check_preemption_disabled+0x3c/0x200 [ 45.048022] [] ? wakeup_kswapd+0x16c/0x4f0 [ 45.053904] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 45.060477] [] ? tick_program_event+0x101/0x180 [ 45.066788] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 45.074318] [] ? hrtimer_interrupt+0x34b/0x450 [ 45.080548] [] ? check_preemption_disabled+0x3c/0x200 [ 45.087385] [] ? retint_kernel+0x2d/0x2d [ 45.093188] [] new_slab+0x2e5/0x380 [ 45.098464] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 45.105214] [] ? __alloc_skb+0xec/0x5d0 [ 45.110923] [] ? trace_hardirqs_on+0x10/0x10 [ 45.116974] [] ? check_preemption_disabled+0x3c/0x200 [ 45.123807] [] ? __alloc_skb+0xec/0x5d0 [ 45.129424] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 45.136635] [] ? __alloc_skb+0xec/0x5d0 [ 45.142257] [] kmem_cache_alloc+0x214/0x2c0 [ 45.148229] [] __alloc_skb+0xec/0x5d0 [ 45.153676] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 45.160422] [] ? ipv6_get_ifaddr+0x304/0x520 [ 45.166674] [] ? trace_hardirqs_on+0xd/0x10 [ 45.172674] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 45.179078] [] ndisc_alloc_skb+0x13c/0x330 [ 45.185045] [] ndisc_send_rs+0x288/0x430 [ 45.191016] [] addrconf_rs_timer+0x290/0x5c0 [ 45.197072] [] ? debug_object_deactivate+0x104/0x360 [ 45.203822] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.209900] [] call_timer_fn+0x18d/0x850 [ 45.215610] [] ? call_timer_fn+0xde/0x850 [ 45.221407] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.227641] [] ? process_timeout+0x20/0x20 [ 45.233528] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 45.240019] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 45.247300] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.253360] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.259514] [] run_timer_softirq+0x51f/0xb70 [ 45.265687] [] ? call_timer_fn+0x850/0x850 [ 45.273134] [] __do_softirq+0x226/0xa3f [ 45.279283] [] irq_exit+0x10a/0x150 [ 45.284578] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 45.291247] [] apic_timer_interrupt+0x9d/0xb0 [ 45.297385] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 45.304459] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 45.310772] [] scsi_request_fn+0x1e9/0x1600 [ 45.317368] [] ? blk_delay_work+0x42/0x90 [ 45.323162] [] __blk_run_queue+0xd8/0x150 [ 45.328962] [] blk_delay_work+0x4a/0x90 [ 45.334669] [] process_one_work+0x825/0x1720 [ 45.340722] [] ? process_one_work+0x742/0x1720 [ 45.346955] [] ? finish_task_switch+0x1e1/0x660 [ 45.353878] [] ? cancel_delayed_work_sync+0x20/0x20 [ 45.360580] [] worker_thread+0x4e4/0xf50 [ 45.366286] [] ? __schedule+0x7e3/0x1ee0 [ 45.371993] [] ? process_one_work+0x1720/0x1720 [ 45.378950] [] kthread+0x273/0x310 [ 45.384156] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 45.390827] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 45.397231] [] ? finish_task_switch+0x1e1/0x660 [ 45.403641] [] ? finish_task_switch+0x1b3/0x660 [ 45.410041] [] ? __schedule+0x7af/0x1ee0 [ 45.416705] [] ? __schedule+0x7a3/0x1ee0 [ 45.422499] [] ? __schedule+0x7af/0x1ee0 [ 45.428216] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 45.435330] [] ret_from_fork+0x55/0x80 [ 45.441050] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 45.447743] Mem-Info: [ 45.450161] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 45.450161] active_file:2816 inactive_file:3102 isolated_file:32 [ 45.450161] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 45.450161] slab_reclaimable:4264 slab_unreclaimable:57453 [ 45.450161] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 45.450161] free:4 free_pcp:338 free_cma:0 [ 45.484125] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 45.529143] lowmem_reserve[]: 0 3504 3504 [ 45.533769] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6212kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:740kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 45.578702] lowmem_reserve[]: 0 0 0 [ 45.582824] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 45.594279] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 45.607232] 6035 total pagecache pages [ 45.611105] 0 pages in swap cache [ 45.614541] Swap cache stats: add 0, delete 0, find 0/0 [ 45.619889] Free swap = 0kB [ 45.622899] Total swap = 0kB [ 45.625892] 1965979 pages RAM [ 45.629057] 0 pages HighMem/MovableOnly [ 45.633090] 313294 pages reserved [ 45.636535] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 45.643279] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 45.653051] node 0: slabs: 565, objs: 6780, free: 0 [ 45.658253] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 45.664868] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 45.671899] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 45.679326] Workqueue: kblockd blk_delay_work [ 45.684023] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 45.692049] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 45.700094] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880000000000 [ 45.708124] Call Trace: [ 45.710776] [] dump_stack+0xc1/0x120 [ 45.716898] [] warn_alloc_failed.cold+0x78/0x99 [ 45.723390] [] ? zone_watermark_ok_safe+0x290/0x290 [ 45.730060] [] ? check_preemption_disabled+0x3c/0x200 [ 45.736899] [] ? wakeup_kswapd+0x16c/0x4f0 [ 45.742787] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 45.749368] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 45.756553] [] new_slab+0x2e5/0x380 [ 45.761826] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 45.768581] [] ? __alloc_skb+0xec/0x5d0 [ 45.774386] [] ? trace_hardirqs_on+0x10/0x10 [ 45.780443] [] ? check_preemption_disabled+0x3c/0x200 [ 45.787282] [] ? __alloc_skb+0xec/0x5d0 [ 45.792902] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 45.799997] [] ? __alloc_skb+0xec/0x5d0 [ 45.805622] [] kmem_cache_alloc+0x214/0x2c0 [ 45.811590] [] __alloc_skb+0xec/0x5d0 [ 45.817038] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 45.823713] [] ? ipv6_get_ifaddr+0x304/0x520 [ 45.829775] [] ? trace_hardirqs_on+0xd/0x10 [ 45.835520] lowmemorykiller: Killing 'syz-executor.1' (2242) (tgid 2241), adj 1000, [ 45.835520] to free 1028kB on behalf of 'kworker/u4:1' (60) because [ 45.835520] cache 23948kB is below limit 65536kB for oom_score_adj 12 [ 45.835520] Free memory is -29412kB above reserved [ 45.861769] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 45.868380] [] ndisc_alloc_skb+0x13c/0x330 [ 45.874527] [] ndisc_send_rs+0x288/0x430 [ 45.880439] [] addrconf_rs_timer+0x290/0x5c0 [ 45.886669] [] ? debug_object_deactivate+0x104/0x360 [ 45.893435] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.899492] [] call_timer_fn+0x18d/0x850 [ 45.905205] [] ? call_timer_fn+0xde/0x850 [ 45.911004] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.917150] [] ? process_timeout+0x20/0x20 [ 45.923117] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 45.929438] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 45.936382] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.942531] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 45.948588] [] run_timer_softirq+0x51f/0xb70 [ 45.954643] [] ? call_timer_fn+0x850/0x850 [ 45.960621] [] __do_softirq+0x226/0xa3f [ 45.966236] [] irq_exit+0x10a/0x150 [ 45.971494] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 45.978049] [] apic_timer_interrupt+0x9d/0xb0 [ 45.984356] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 45.991412] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 45.997720] [] scsi_request_fn+0x1e9/0x1600 [ 46.003759] [] ? blk_delay_work+0x42/0x90 [ 46.009631] [] __blk_run_queue+0xd8/0x150 [ 46.015422] [] blk_delay_work+0x4a/0x90 [ 46.021037] [] process_one_work+0x825/0x1720 [ 46.027080] [] ? process_one_work+0x742/0x1720 [ 46.033289] [] ? finish_task_switch+0x1e1/0x660 [ 46.039602] [] ? cancel_delayed_work_sync+0x20/0x20 [ 46.046256] [] worker_thread+0x4e4/0xf50 [ 46.051960] [] ? __schedule+0x7e3/0x1ee0 [ 46.057766] [] ? process_one_work+0x1720/0x1720 [ 46.064151] [] kthread+0x273/0x310 [ 46.069413] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 46.076070] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 46.082364] [] ? finish_task_switch+0x1e1/0x660 [ 46.088670] [] ? finish_task_switch+0x1b3/0x660 [ 46.094979] [] ? __schedule+0x7af/0x1ee0 [ 46.100679] [] ? __schedule+0x7a3/0x1ee0 [ 46.106725] [] ? __schedule+0x7af/0x1ee0 [ 46.112423] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 46.119072] [] ret_from_fork+0x55/0x80 [ 46.124585] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 46.131551] Mem-Info: [ 46.134632] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 46.134632] active_file:2816 inactive_file:3095 isolated_file:32 [ 46.134632] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 46.134632] slab_reclaimable:4264 slab_unreclaimable:57453 [ 46.134632] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 46.134632] free:4 free_pcp:337 free_cma:0 [ 46.167516] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 46.212691] lowmem_reserve[]: 0 3504 3504 [ 46.217451] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3068 all_unreclaimable? no [ 46.263690] lowmem_reserve[]: 0 0 0 [ 46.267789] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 46.279519] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 46.292493] 6035 total pagecache pages [ 46.296529] 0 pages in swap cache [ 46.300133] Swap cache stats: add 0, delete 0, find 0/0 [ 46.305678] Free swap = 0kB [ 46.308668] Total swap = 0kB [ 46.311660] 1965979 pages RAM [ 46.317715] 0 pages HighMem/MovableOnly [ 46.321666] 313294 pages reserved [ 46.325095] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 46.331774] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 46.341539] node 0: slabs: 565, objs: 6780, free: 0 [ 46.346738] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 46.353338] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 46.360345] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 46.367005] Workqueue: kblockd blk_delay_work [ 46.371615] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 46.379667] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 46.387726] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880000000000 [ 46.395955] Call Trace: [ 46.398526] [] dump_stack+0xc1/0x120 [ 46.404700] [] warn_alloc_failed.cold+0x78/0x99 [ 46.411018] [] ? zone_watermark_ok_safe+0x290/0x290 [ 46.418296] [] ? check_preemption_disabled+0x3c/0x200 [ 46.425297] [] ? wakeup_kswapd+0x16c/0x4f0 [ 46.431160] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 46.437817] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 46.444982] [] new_slab+0x2e5/0x380 [ 46.450239] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 46.456990] [] ? __alloc_skb+0xec/0x5d0 [ 46.462854] [] ? trace_hardirqs_on+0x10/0x10 [ 46.468978] [] ? check_preemption_disabled+0x3c/0x200 [ 46.475795] [] ? __alloc_skb+0xec/0x5d0 [ 46.481579] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 46.488658] [] ? __alloc_skb+0xec/0x5d0 [ 46.494283] [] kmem_cache_alloc+0x214/0x2c0 [ 46.500240] [] __alloc_skb+0xec/0x5d0 [ 46.505758] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 46.512939] [] ? ipv6_get_ifaddr+0x304/0x520 [ 46.518974] [] ? trace_hardirqs_on+0xd/0x10 [ 46.525011] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 46.531308] [] ndisc_alloc_skb+0x13c/0x330 [ 46.537167] [] ndisc_send_rs+0x288/0x430 [ 46.542950] [] addrconf_rs_timer+0x290/0x5c0 [ 46.548986] [] ? debug_object_deactivate+0x104/0x360 [ 46.555811] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 46.561856] [] call_timer_fn+0x18d/0x850 [ 46.567542] [] ? call_timer_fn+0xde/0x850 [ 46.573585] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 46.579624] [] ? process_timeout+0x20/0x20 [ 46.585512] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 46.591807] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 46.598624] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 46.604768] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 46.610847] [] run_timer_softirq+0x51f/0xb70 [ 46.616880] [] ? call_timer_fn+0x850/0x850 [ 46.622846] [] __do_softirq+0x226/0xa3f [ 46.628538] [] irq_exit+0x10a/0x150 [ 46.633800] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 46.640280] [] apic_timer_interrupt+0x9d/0xb0 [ 46.646591] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 46.653641] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 46.659943] [] scsi_request_fn+0x1e9/0x1600 [ 46.666063] [] ? blk_delay_work+0x42/0x90 [ 46.671843] [] __blk_run_queue+0xd8/0x150 [ 46.677802] [] blk_delay_work+0x4a/0x90 [ 46.683404] [] process_one_work+0x825/0x1720 [ 46.689444] [] ? process_one_work+0x742/0x1720 [ 46.695653] [] ? finish_task_switch+0x1e1/0x660 [ 46.701950] [] ? cancel_delayed_work_sync+0x20/0x20 [ 46.708611] [] worker_thread+0x4e4/0xf50 [ 46.714306] [] ? __schedule+0x7e3/0x1ee0 [ 46.719994] [] ? process_one_work+0x1720/0x1720 [ 46.726291] [] kthread+0x273/0x310 [ 46.731528] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 46.739128] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 46.746298] [] ? finish_task_switch+0x1e1/0x660 [ 46.752598] [] ? finish_task_switch+0x1b3/0x660 [ 46.759039] [] ? __schedule+0x7af/0x1ee0 [ 46.764820] [] ? __schedule+0x7a3/0x1ee0 [ 46.771482] [] ? __schedule+0x7af/0x1ee0 [ 46.777326] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 46.784673] [] ret_from_fork+0x55/0x80 [ 46.790187] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 46.796922] Mem-Info: [ 46.799351] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 46.799351] active_file:2816 inactive_file:3095 isolated_file:32 [ 46.799351] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 46.799351] slab_reclaimable:4264 slab_unreclaimable:57453 [ 46.799351] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 46.799351] free:4 free_pcp:337 free_cma:0 [ 46.832146] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 46.877681] lowmem_reserve[]: 0 3504 3504 [ 46.882358] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4100 all_unreclaimable? no [ 46.927536] lowmem_reserve[]: 0 0 0 [ 46.931638] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 46.943052] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 46.956068] 6035 total pagecache pages [ 46.960105] 0 pages in swap cache [ 46.963532] Swap cache stats: add 0, delete 0, find 0/0 [ 46.968882] Free swap = 0kB [ 46.971875] Total swap = 0kB [ 46.974868] 1965979 pages RAM [ 46.977948] 0 pages HighMem/MovableOnly [ 46.981894] 313294 pages reserved [ 46.985325] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 46.992678] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.002452] node 0: slabs: 565, objs: 6780, free: 0 [ 47.007662] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.014173] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 47.021186] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 47.028027] Workqueue: kblockd blk_delay_work [ 47.032639] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 47.040715] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 47.048925] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880000000000 [ 47.057205] Call Trace: [ 47.059771] [] dump_stack+0xc1/0x120 [ 47.065977] [] warn_alloc_failed.cold+0x78/0x99 [ 47.072293] [] ? zone_watermark_ok_safe+0x290/0x290 [ 47.078957] [] ? check_preemption_disabled+0x3c/0x200 [ 47.085997] [] ? wakeup_kswapd+0x16c/0x4f0 [ 47.091877] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 47.098438] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 47.105649] [] new_slab+0x2e5/0x380 [ 47.110904] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 47.117667] [] ? __alloc_skb+0xec/0x5d0 [ 47.123268] [] ? trace_hardirqs_on+0x10/0x10 [ 47.129323] [] ? check_preemption_disabled+0x3c/0x200 [ 47.136146] [] ? __alloc_skb+0xec/0x5d0 [ 47.141754] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 47.148829] [] ? __alloc_skb+0xec/0x5d0 [ 47.154517] [] kmem_cache_alloc+0x214/0x2c0 [ 47.160523] [] __alloc_skb+0xec/0x5d0 [ 47.166042] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 47.172727] [] ? ipv6_get_ifaddr+0x304/0x520 [ 47.178874] [] ? trace_hardirqs_on+0xd/0x10 [ 47.184827] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.191253] [] ndisc_alloc_skb+0x13c/0x330 [ 47.197209] [] ndisc_send_rs+0x288/0x430 [ 47.202901] [] addrconf_rs_timer+0x290/0x5c0 [ 47.209120] [] ? debug_object_deactivate+0x104/0x360 [ 47.215938] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.221976] [] call_timer_fn+0x18d/0x850 [ 47.227660] [] ? call_timer_fn+0xde/0x850 [ 47.233437] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.239568] [] ? process_timeout+0x20/0x20 [ 47.245451] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 47.251757] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 47.258576] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.265054] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.271797] [] run_timer_softirq+0x51f/0xb70 [ 47.278189] [] ? call_timer_fn+0x850/0x850 [ 47.284055] [] __do_softirq+0x226/0xa3f [ 47.289666] [] irq_exit+0x10a/0x150 [ 47.294919] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 47.301486] [] apic_timer_interrupt+0x9d/0xb0 [ 47.307641] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 47.314678] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 47.321154] [] scsi_request_fn+0x1e9/0x1600 [ 47.327101] [] ? blk_delay_work+0x42/0x90 [ 47.332887] [] __blk_run_queue+0xd8/0x150 [ 47.338861] [] blk_delay_work+0x4a/0x90 [ 47.344464] [] process_one_work+0x825/0x1720 [ 47.350540] [] ? process_one_work+0x742/0x1720 [ 47.356748] [] ? finish_task_switch+0x1e1/0x660 [ 47.363129] [] ? cancel_delayed_work_sync+0x20/0x20 [ 47.369871] [] worker_thread+0x4e4/0xf50 [ 47.375560] [] ? __schedule+0x7e3/0x1ee0 [ 47.381245] [] ? process_one_work+0x1720/0x1720 [ 47.387628] [] kthread+0x273/0x310 [ 47.392797] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 47.399440] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 47.405746] [] ? finish_task_switch+0x1e1/0x660 [ 47.412046] [] ? finish_task_switch+0x1b3/0x660 [ 47.418346] [] ? __schedule+0x7af/0x1ee0 [ 47.424034] [] ? __schedule+0x7a3/0x1ee0 [ 47.429721] [] ? __schedule+0x7af/0x1ee0 [ 47.435410] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 47.442316] [] ret_from_fork+0x55/0x80 [ 47.447837] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 47.454488] Mem-Info: [ 47.456887] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 47.456887] active_file:2816 inactive_file:3095 isolated_file:32 [ 47.456887] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 47.456887] slab_reclaimable:4264 slab_unreclaimable:57453 [ 47.456887] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 47.456887] free:4 free_pcp:337 free_cma:0 [ 47.489765] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 47.505275] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 47.505284] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 47.505294] 0000000000000000 7004297dcbf4568a ffff8801db607668 ffffffff81aad1a1 [ 47.505301] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 47.505309] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffff880100000000 [ 47.505310] Call Trace: [ 47.505325] [] dump_stack+0xc1/0x120 [ 47.505334] [] warn_alloc_failed.cold+0x78/0x99 [ 47.505342] [] ? zone_watermark_ok_safe+0x290/0x290 [ 47.505349] [] ? kasan_kmalloc+0xb7/0xd0 [ 47.505356] [] ? check_preemption_disabled+0x3c/0x200 [ 47.505365] [] ? wakeup_kswapd+0x16c/0x4f0 [ 47.505371] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 47.505378] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 47.505386] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 47.505394] [] ? find_busiest_group+0x39c/0x6590 [ 47.505401] [] new_slab+0x2e5/0x380 [ 47.505407] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 47.505414] [] ? __alloc_skb+0xec/0x5d0 [ 47.505421] [] ? trace_hardirqs_on+0x10/0x10 [ 47.505427] [] ? check_preemption_disabled+0x3c/0x200 [ 47.505433] [] ? __alloc_skb+0xec/0x5d0 [ 47.505440] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 47.505446] [] ? __alloc_skb+0xec/0x5d0 [ 47.505452] [] kmem_cache_alloc+0x214/0x2c0 [ 47.505458] [] __alloc_skb+0xec/0x5d0 [ 47.505465] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 47.505472] [] ? ipv6_get_ifaddr+0x304/0x520 [ 47.505478] [] ? trace_hardirqs_on+0xd/0x10 [ 47.505485] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.505492] [] ndisc_alloc_skb+0x13c/0x330 [ 47.505502] [] ndisc_send_rs+0x288/0x430 [ 47.505509] [] addrconf_rs_timer+0x290/0x5c0 [ 47.505515] [] ? debug_object_deactivate+0x104/0x360 [ 47.505521] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.505528] [] call_timer_fn+0x18d/0x850 [ 47.505534] [] ? call_timer_fn+0xde/0x850 [ 47.505540] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.505545] [] ? process_timeout+0x20/0x20 [ 47.505551] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 47.505558] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 47.505564] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.505570] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.505576] [] run_timer_softirq+0x51f/0xb70 [ 47.505582] [] ? call_timer_fn+0x850/0x850 [ 47.505589] [] __do_softirq+0x226/0xa3f [ 47.505596] [] irq_exit+0x10a/0x150 [ 47.505603] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 47.505610] [] apic_timer_interrupt+0x9d/0xb0 [ 47.505620] [] ? smp_call_function_single+0x13b/0x3b0 [ 47.505627] [] ? smp_call_function_single+0x13d/0x3b0 [ 47.505635] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.505641] [] ? generic_exec_single+0x350/0x350 [ 47.505647] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.505654] [] ? find_next_bit+0x44/0x50 [ 47.505661] [] ? cpumask_next_and+0x94/0xc0 [ 47.505668] [] smp_call_function_many+0x5c0/0x730 [ 47.505674] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.505681] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.505688] [] smp_call_function+0x58/0xa0 [ 47.505694] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.505701] [] on_each_cpu+0x31/0xc0 [ 47.505707] [] flush_tlb_kernel_range+0x8e/0xf0 [ 47.505713] [] ? flush_tlb_all+0x20/0x20 [ 47.505720] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 47.505727] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 47.505733] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 47.505739] [] ? free_vmap_block+0x100/0x100 [ 47.505746] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 47.505753] [] free_vmap_area_noflush+0x156/0x180 [ 47.505759] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 47.505765] [] ? vunmap_page_range+0x4e4/0x5a0 [ 47.505772] [] remove_vm_area+0x141/0x190 [ 47.505777] [] __vunmap+0x143/0x3f0 [ 47.505783] [] vfree+0x50/0x110 [ 47.505790] [] __vmalloc_node_range+0x435/0x650 [ 47.505798] [] ? xt_alloc_table_info+0xc8/0x100 [ 47.505804] [] vmalloc+0x5c/0x70 [ 47.505810] [] ? xt_alloc_table_info+0xc8/0x100 [ 47.505817] [] xt_alloc_table_info+0xc8/0x100 [ 47.505825] [] do_ip6t_set_ctl+0x225/0x450 [ 47.505833] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 47.505840] [] ? mutex_unlock+0x9/0x10 [ 47.505848] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 47.505855] [] nf_setsockopt+0x6d/0xc0 [ 47.505861] [] ipv6_setsockopt+0x10b/0x140 [ 47.505868] [] tcp_setsockopt+0x8a/0xe0 [ 47.505875] [] sock_common_setsockopt+0x9a/0xe0 [ 47.505882] [] SyS_setsockopt+0x159/0x240 [ 47.505889] [] ? SyS_recv+0x40/0x40 [ 47.505895] [] ? SyS_clock_gettime+0x118/0x1e0 [ 47.505903] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 47.505910] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 47.505912] Mem-Info: [ 47.505928] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 47.505928] active_file:2816 inactive_file:3095 isolated_file:32 [ 47.505928] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 47.505928] slab_reclaimable:4264 slab_unreclaimable:57453 [ 47.505928] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 47.505928] free:4 free_pcp:337 free_cma:0 [ 47.505951] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:612kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 47.505957] lowmem_reserve[]: 0 3504 3504 [ 47.505979] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 47.505985] lowmem_reserve[]: 0 0 0 [ 47.506008] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 47.506034] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 47.506036] 6035 total pagecache pages [ 47.506039] 0 pages in swap cache [ 47.506042] Swap cache stats: add 0, delete 0, find 0/0 [ 47.506044] Free swap = 0kB [ 47.506046] Total swap = 0kB [ 47.506048] 1965979 pages RAM [ 47.506049] 0 pages HighMem/MovableOnly [ 47.506051] 313294 pages reserved [ 47.506056] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 47.506062] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.506066] node 0: slabs: 565, objs: 6780, free: 0 [ 47.506072] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.545254] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 47.545262] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 47.545271] 0000000000000000 7004297dcbf4568a ffff8801db607668 ffffffff81aad1a1 [ 47.545279] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 47.545287] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffffffff00000000 [ 47.545288] Call Trace: [ 47.545299] [] dump_stack+0xc1/0x120 [ 47.545307] [] warn_alloc_failed.cold+0x78/0x99 [ 47.545313] [] ? zone_watermark_ok_safe+0x290/0x290 [ 47.545320] [] ? kasan_kmalloc+0xb7/0xd0 [ 47.545327] [] ? string.isra.0+0x17b/0x240 [ 47.545334] [] ? check_preemption_disabled+0x3c/0x200 [ 47.545341] [] ? wakeup_kswapd+0x16c/0x4f0 [ 47.545348] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 47.545356] [] ? down_trylock+0x4f/0x70 [ 47.545363] [] ? vprintk_emit+0x36d/0x820 [ 47.545370] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 47.545376] [] ? format_decode+0x209/0xb80 [ 47.545383] [] ? memcpy+0x46/0x50 [ 47.545389] [] new_slab+0x2e5/0x380 [ 47.545395] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 47.545402] [] ? __alloc_skb+0xec/0x5d0 [ 47.545409] [] ? trace_hardirqs_on+0x10/0x10 [ 47.545415] [] ? check_preemption_disabled+0x3c/0x200 [ 47.545421] [] ? __alloc_skb+0xec/0x5d0 [ 47.545428] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 47.545434] [] ? __alloc_skb+0xec/0x5d0 [ 47.545440] [] kmem_cache_alloc+0x214/0x2c0 [ 47.545446] [] __alloc_skb+0xec/0x5d0 [ 47.545453] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 47.545459] [] ? ipv6_get_ifaddr+0x304/0x520 [ 47.545465] [] ? trace_hardirqs_on+0xd/0x10 [ 47.545471] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.545478] [] ndisc_alloc_skb+0x13c/0x330 [ 47.545484] [] ndisc_send_rs+0x288/0x430 [ 47.545491] [] addrconf_rs_timer+0x290/0x5c0 [ 47.545501] [] ? debug_object_deactivate+0x104/0x360 [ 47.545507] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.545514] [] call_timer_fn+0x18d/0x850 [ 47.545519] [] ? call_timer_fn+0xde/0x850 [ 47.545525] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.545531] [] ? process_timeout+0x20/0x20 [ 47.545537] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 47.545544] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 47.545550] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.545556] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.545561] [] run_timer_softirq+0x51f/0xb70 [ 47.545568] [] ? call_timer_fn+0x850/0x850 [ 47.545575] [] __do_softirq+0x226/0xa3f [ 47.545581] [] irq_exit+0x10a/0x150 [ 47.545588] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 47.545595] [] apic_timer_interrupt+0x9d/0xb0 [ 47.545605] [] ? smp_call_function_single+0x13b/0x3b0 [ 47.545612] [] ? smp_call_function_single+0x13d/0x3b0 [ 47.545618] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.545625] [] ? generic_exec_single+0x350/0x350 [ 47.545632] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.545638] [] ? find_next_bit+0x44/0x50 [ 47.545645] [] ? cpumask_next_and+0x94/0xc0 [ 47.545652] [] smp_call_function_many+0x5c0/0x730 [ 47.545658] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.545664] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.545671] [] smp_call_function+0x58/0xa0 [ 47.545677] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.545684] [] on_each_cpu+0x31/0xc0 [ 47.545691] [] flush_tlb_kernel_range+0x8e/0xf0 [ 47.545697] [] ? flush_tlb_all+0x20/0x20 [ 47.545703] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 47.545710] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 47.545716] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 47.545722] [] ? free_vmap_block+0x100/0x100 [ 47.545728] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 47.545735] [] free_vmap_area_noflush+0x156/0x180 [ 47.545741] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 47.545747] [] ? vunmap_page_range+0x4e4/0x5a0 [ 47.545754] [] remove_vm_area+0x141/0x190 [ 47.545760] [] __vunmap+0x143/0x3f0 [ 47.545766] [] vfree+0x50/0x110 [ 47.545772] [] __vmalloc_node_range+0x435/0x650 [ 47.545779] [] ? xt_alloc_table_info+0xc8/0x100 [ 47.545785] [] vmalloc+0x5c/0x70 [ 47.545791] [] ? xt_alloc_table_info+0xc8/0x100 [ 47.545798] [] xt_alloc_table_info+0xc8/0x100 [ 47.545805] [] do_ip6t_set_ctl+0x225/0x450 [ 47.545812] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 47.545820] [] ? mutex_unlock+0x9/0x10 [ 47.545827] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 47.545834] [] nf_setsockopt+0x6d/0xc0 [ 47.545839] [] ipv6_setsockopt+0x10b/0x140 [ 47.545846] [] tcp_setsockopt+0x8a/0xe0 [ 47.545852] [] sock_common_setsockopt+0x9a/0xe0 [ 47.545859] [] SyS_setsockopt+0x159/0x240 [ 47.545866] [] ? SyS_recv+0x40/0x40 [ 47.545873] [] ? SyS_clock_gettime+0x118/0x1e0 [ 47.545881] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 47.545887] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 47.545889] Mem-Info: [ 47.545904] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 47.545904] active_file:2816 inactive_file:3095 isolated_file:32 [ 47.545904] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 47.545904] slab_reclaimable:4264 slab_unreclaimable:57453 [ 47.545904] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 47.545904] free:4 free_pcp:337 free_cma:0 [ 47.545926] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:612kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 47.545933] lowmem_reserve[]: 0 3504 3504 [ 47.545955] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 47.545960] lowmem_reserve[]: 0 0 0 [ 47.545984] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 47.546009] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 47.546011] 6035 total pagecache pages [ 47.546013] 0 pages in swap cache [ 47.546017] Swap cache stats: add 0, delete 0, find 0/0 [ 47.546018] Free swap = 0kB [ 47.546020] Total swap = 0kB [ 47.546022] 1965979 pages RAM [ 47.546023] 0 pages HighMem/MovableOnly [ 47.546025] 313294 pages reserved [ 47.546029] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 47.546034] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.546039] node 0: slabs: 565, objs: 6780, free: 0 [ 47.546043] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.725274] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 47.725282] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 47.725293] 0000000000000000 7004297dcbf4568a ffff8801db607668 ffffffff81aad1a1 [ 47.725300] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 47.725308] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffffffff00000000 [ 47.725310] Call Trace: [ 47.725326] [] dump_stack+0xc1/0x120 [ 47.725335] [] warn_alloc_failed.cold+0x78/0x99 [ 47.725343] [] ? zone_watermark_ok_safe+0x290/0x290 [ 47.725349] [] ? kasan_kmalloc+0xb7/0xd0 [ 47.725357] [] ? string.isra.0+0x17b/0x240 [ 47.725364] [] ? check_preemption_disabled+0x3c/0x200 [ 47.725372] [] ? wakeup_kswapd+0x16c/0x4f0 [ 47.725379] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 47.725387] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 47.725394] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 47.725402] [] ? find_busiest_group+0x39c/0x6590 [ 47.725408] [] ? format_decode+0x209/0xb80 [ 47.725414] [] new_slab+0x2e5/0x380 [ 47.725421] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 47.725429] [] ? __alloc_skb+0xec/0x5d0 [ 47.725436] [] ? trace_hardirqs_on+0x10/0x10 [ 47.725442] [] ? check_preemption_disabled+0x3c/0x200 [ 47.725448] [] ? __alloc_skb+0xec/0x5d0 [ 47.725455] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 47.725461] [] ? __alloc_skb+0xec/0x5d0 [ 47.725467] [] kmem_cache_alloc+0x214/0x2c0 [ 47.725473] [] __alloc_skb+0xec/0x5d0 [ 47.725483] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 47.725494] [] ? ipv6_get_ifaddr+0x304/0x520 [ 47.725500] [] ? trace_hardirqs_on+0xd/0x10 [ 47.725508] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 47.725515] [] ndisc_alloc_skb+0x13c/0x330 [ 47.725522] [] ndisc_send_rs+0x288/0x430 [ 47.725528] [] addrconf_rs_timer+0x290/0x5c0 [ 47.725534] [] ? debug_object_deactivate+0x104/0x360 [ 47.725541] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.725548] [] call_timer_fn+0x18d/0x850 [ 47.725553] [] ? call_timer_fn+0xde/0x850 [ 47.725559] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.725564] [] ? process_timeout+0x20/0x20 [ 47.725571] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 47.725577] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 47.725583] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.725589] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 47.725595] [] run_timer_softirq+0x51f/0xb70 [ 47.725600] [] ? call_timer_fn+0x850/0x850 [ 47.725609] [] __do_softirq+0x226/0xa3f [ 47.725615] [] irq_exit+0x10a/0x150 [ 47.725622] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 47.725629] [] apic_timer_interrupt+0x9d/0xb0 [ 47.725639] [] ? smp_call_function_single+0x13b/0x3b0 [ 47.725647] [] ? smp_call_function_single+0x13d/0x3b0 [ 47.725654] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.725661] [] ? generic_exec_single+0x350/0x350 [ 47.725667] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.725674] [] ? find_next_bit+0x44/0x50 [ 47.725680] [] ? cpumask_next_and+0x94/0xc0 [ 47.725688] [] smp_call_function_many+0x5c0/0x730 [ 47.725694] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.725700] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.725707] [] smp_call_function+0x58/0xa0 [ 47.725713] [] ? flush_tlb_func+0x6e0/0x6e0 [ 47.725719] [] on_each_cpu+0x31/0xc0 [ 47.725726] [] flush_tlb_kernel_range+0x8e/0xf0 [ 47.725732] [] ? flush_tlb_all+0x20/0x20 [ 47.725739] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 47.725745] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 47.725751] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 47.725758] [] ? free_vmap_block+0x100/0x100 [ 47.725765] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 47.725772] [] free_vmap_area_noflush+0x156/0x180 [ 47.725778] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 47.725784] [] ? vunmap_page_range+0x4e4/0x5a0 [ 47.725790] [] remove_vm_area+0x141/0x190 [ 47.725796] [] __vunmap+0x143/0x3f0 [ 47.725802] [] vfree+0x50/0x110 [ 47.725808] [] __vmalloc_node_range+0x435/0x650 [ 47.725817] [] ? xt_alloc_table_info+0xc8/0x100 [ 47.725823] [] vmalloc+0x5c/0x70 [ 47.725829] [] ? xt_alloc_table_info+0xc8/0x100 [ 47.725836] [] xt_alloc_table_info+0xc8/0x100 [ 47.725843] [] do_ip6t_set_ctl+0x225/0x450 [ 47.725850] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 47.725858] [] ? mutex_unlock+0x9/0x10 [ 47.725865] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 47.725872] [] nf_setsockopt+0x6d/0xc0 [ 47.725878] [] ipv6_setsockopt+0x10b/0x140 [ 47.725885] [] tcp_setsockopt+0x8a/0xe0 [ 47.725892] [] sock_common_setsockopt+0x9a/0xe0 [ 47.725899] [] SyS_setsockopt+0x159/0x240 [ 47.725906] [] ? SyS_recv+0x40/0x40 [ 47.725912] [] ? SyS_clock_gettime+0x118/0x1e0 [ 47.725920] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 47.725927] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 47.725930] Mem-Info: [ 47.725946] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 47.725946] active_file:2816 inactive_file:3095 isolated_file:32 [ 47.725946] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 47.725946] slab_reclaimable:4264 slab_unreclaimable:57453 [ 47.725946] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 47.725946] free:4 free_pcp:337 free_cma:0 [ 47.725970] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:612kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 47.725977] lowmem_reserve[]: 0 3504 3504 [ 47.725999] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 47.726004] lowmem_reserve[]: 0 0 0 [ 47.726028] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 47.726053] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 47.726055] 6035 total pagecache pages [ 47.726058] 0 pages in swap cache [ 47.726063] Swap cache stats: add 0, delete 0, find 0/0 [ 47.726064] Free swap = 0kB [ 47.726066] Total swap = 0kB [ 47.726068] 1965979 pages RAM [ 47.726070] 0 pages HighMem/MovableOnly [ 47.726071] 313294 pages reserved [ 47.726076] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 47.726081] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 47.726086] node 0: slabs: 565, objs: 6780, free: 0 [ 47.726091] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.765267] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.945283] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 47.985268] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 48.025266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 48.605273] slab_out_of_memory: 6 callbacks suppressed [ 48.605277] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 48.605282] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 48.605287] node 0: slabs: 565, objs: 6780, free: 0 [ 48.985275] warn_alloc_failed: 7 callbacks suppressed [ 48.985281] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 48.985289] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 48.985300] 0000000000000000 7004297dcbf4568a ffff8801db607668 ffffffff81aad1a1 [ 48.985308] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 48.985316] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffffffff00000000 [ 48.985318] Call Trace: [ 48.985335] [] dump_stack+0xc1/0x120 [ 48.985345] [] warn_alloc_failed.cold+0x78/0x99 [ 48.985352] [] ? zone_watermark_ok_safe+0x290/0x290 [ 48.985360] [] ? string.isra.0+0x17b/0x240 [ 48.985367] [] ? check_preemption_disabled+0x3c/0x200 [ 48.985380] [] ? wakeup_kswapd+0x16c/0x4f0 [ 48.985387] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 48.985395] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 48.985402] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 48.985410] [] ? find_busiest_group+0x39c/0x6590 [ 48.985417] [] new_slab+0x2e5/0x380 [ 48.985424] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 48.985432] [] ? __alloc_skb+0xec/0x5d0 [ 48.985440] [] ? trace_hardirqs_on+0x10/0x10 [ 48.985446] [] ? check_preemption_disabled+0x3c/0x200 [ 48.985452] [] ? __alloc_skb+0xec/0x5d0 [ 48.985458] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 48.985465] [] ? __alloc_skb+0xec/0x5d0 [ 48.985470] [] kmem_cache_alloc+0x214/0x2c0 [ 48.985477] [] __alloc_skb+0xec/0x5d0 [ 48.985484] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 48.985491] [] ? ipv6_get_ifaddr+0x304/0x520 [ 48.985497] [] ? trace_hardirqs_on+0xd/0x10 [ 48.985504] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 48.985512] [] ndisc_alloc_skb+0x13c/0x330 [ 48.985518] [] ndisc_send_rs+0x288/0x430 [ 48.985525] [] addrconf_rs_timer+0x290/0x5c0 [ 48.985531] [] ? debug_object_deactivate+0x104/0x360 [ 48.985537] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 48.985544] [] call_timer_fn+0x18d/0x850 [ 48.985550] [] ? call_timer_fn+0xde/0x850 [ 48.985556] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 48.985561] [] ? process_timeout+0x20/0x20 [ 48.985567] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 48.985574] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 48.985580] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 48.985586] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 48.985592] [] run_timer_softirq+0x51f/0xb70 [ 48.985598] [] ? call_timer_fn+0x850/0x850 [ 48.985606] [] __do_softirq+0x226/0xa3f [ 48.985612] [] irq_exit+0x10a/0x150 [ 48.985619] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 48.985626] [] apic_timer_interrupt+0x9d/0xb0 [ 48.985637] [] ? smp_call_function_single+0x13b/0x3b0 [ 48.985644] [] ? smp_call_function_single+0x13d/0x3b0 [ 48.985651] [] ? flush_tlb_func+0x6e0/0x6e0 [ 48.985658] [] ? generic_exec_single+0x350/0x350 [ 48.985664] [] ? flush_tlb_func+0x6e0/0x6e0 [ 48.985671] [] ? find_next_bit+0x44/0x50 [ 48.985677] [] ? cpumask_next_and+0x94/0xc0 [ 48.985685] [] smp_call_function_many+0x5c0/0x730 [ 48.985691] [] ? flush_tlb_func+0x6e0/0x6e0 [ 48.985697] [] ? flush_tlb_func+0x6e0/0x6e0 [ 48.985704] [] smp_call_function+0x58/0xa0 [ 48.985710] [] ? flush_tlb_func+0x6e0/0x6e0 [ 48.985717] [] on_each_cpu+0x31/0xc0 [ 48.985723] [] flush_tlb_kernel_range+0x8e/0xf0 [ 48.985729] [] ? flush_tlb_all+0x20/0x20 [ 48.985736] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 48.985742] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 48.985749] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 48.985755] [] ? free_vmap_block+0x100/0x100 [ 48.985762] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 48.985768] [] free_vmap_area_noflush+0x156/0x180 [ 48.985774] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 48.985780] [] ? vunmap_page_range+0x4e4/0x5a0 [ 48.985787] [] remove_vm_area+0x141/0x190 [ 48.985792] [] __vunmap+0x143/0x3f0 [ 48.985798] [] vfree+0x50/0x110 [ 48.985804] [] __vmalloc_node_range+0x435/0x650 [ 48.985812] [] ? xt_alloc_table_info+0xc8/0x100 [ 48.985818] [] vmalloc+0x5c/0x70 [ 48.985825] [] ? xt_alloc_table_info+0xc8/0x100 [ 48.985831] [] xt_alloc_table_info+0xc8/0x100 [ 48.985839] [] do_ip6t_set_ctl+0x225/0x450 [ 48.985846] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 48.985853] [] ? mutex_unlock+0x9/0x10 [ 48.985861] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 48.985868] [] nf_setsockopt+0x6d/0xc0 [ 48.985874] [] ipv6_setsockopt+0x10b/0x140 [ 48.985881] [] tcp_setsockopt+0x8a/0xe0 [ 48.985888] [] sock_common_setsockopt+0x9a/0xe0 [ 48.985895] [] SyS_setsockopt+0x159/0x240 [ 48.985902] [] ? SyS_recv+0x40/0x40 [ 48.985909] [] ? SyS_clock_gettime+0x118/0x1e0 [ 48.985918] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 48.985924] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 48.985927] Mem-Info: [ 48.985943] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 48.985943] active_file:2816 inactive_file:3095 isolated_file:32 [ 48.985943] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 48.985943] slab_reclaimable:4264 slab_unreclaimable:57453 [ 48.985943] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 48.985943] free:4 free_pcp:337 free_cma:0 [ 48.985966] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:612kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 48.985973] lowmem_reserve[]: 0 3504 3504 [ 48.985995] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 48.986001] lowmem_reserve[]: 0 0 0 [ 48.986025] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 48.986050] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 48.986052] 6035 total pagecache pages [ 48.986055] 0 pages in swap cache [ 48.986058] Swap cache stats: add 0, delete 0, find 0/0 [ 48.986060] Free swap = 0kB [ 48.986062] Total swap = 0kB [ 48.986064] 1965979 pages RAM [ 48.986065] 0 pages HighMem/MovableOnly [ 48.986067] 313294 pages reserved [ 48.986072] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 48.986076] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 48.986081] node 0: slabs: 565, objs: 6780, free: 0 [ 49.105280] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 49.105288] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 49.105299] 0000000000000000 7004297dcbf4568a ffff8801db607668 ffffffff81aad1a1 [ 49.105306] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 49.105314] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffffffff00000000 [ 49.105315] Call Trace: [ 49.105331] [] dump_stack+0xc1/0x120 [ 49.105341] [] warn_alloc_failed.cold+0x78/0x99 [ 49.105349] [] ? zone_watermark_ok_safe+0x290/0x290 [ 49.105356] [] ? string.isra.0+0x17b/0x240 [ 49.105367] [] ? check_preemption_disabled+0x3c/0x200 [ 49.105376] [] ? wakeup_kswapd+0x16c/0x4f0 [ 49.105383] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 49.105391] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 49.105398] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 49.105405] [] ? find_busiest_group+0x39c/0x6590 [ 49.105412] [] new_slab+0x2e5/0x380 [ 49.105419] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 49.105426] [] ? __alloc_skb+0xec/0x5d0 [ 49.105433] [] ? trace_hardirqs_on+0x10/0x10 [ 49.105439] [] ? check_preemption_disabled+0x3c/0x200 [ 49.105446] [] ? __alloc_skb+0xec/0x5d0 [ 49.105452] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 49.105458] [] ? __alloc_skb+0xec/0x5d0 [ 49.105464] [] kmem_cache_alloc+0x214/0x2c0 [ 49.105470] [] __alloc_skb+0xec/0x5d0 [ 49.105477] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 49.105484] [] ? ipv6_get_ifaddr+0x304/0x520 [ 49.105490] [] ? trace_hardirqs_on+0xd/0x10 [ 49.105498] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 49.105505] [] ndisc_alloc_skb+0x13c/0x330 [ 49.105511] [] ndisc_send_rs+0x288/0x430 [ 49.105518] [] addrconf_rs_timer+0x290/0x5c0 [ 49.105524] [] ? debug_object_deactivate+0x104/0x360 [ 49.105530] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.105538] [] call_timer_fn+0x18d/0x850 [ 49.105543] [] ? call_timer_fn+0xde/0x850 [ 49.105549] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.105555] [] ? process_timeout+0x20/0x20 [ 49.105561] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 49.105567] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 49.105573] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.105579] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.105585] [] run_timer_softirq+0x51f/0xb70 [ 49.105591] [] ? call_timer_fn+0x850/0x850 [ 49.105599] [] __do_softirq+0x226/0xa3f [ 49.105606] [] irq_exit+0x10a/0x150 [ 49.105613] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 49.105619] [] apic_timer_interrupt+0x9d/0xb0 [ 49.105630] [] ? smp_call_function_single+0x13b/0x3b0 [ 49.105637] [] ? smp_call_function_single+0x13d/0x3b0 [ 49.105644] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.105651] [] ? generic_exec_single+0x350/0x350 [ 49.105657] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.105664] [] ? find_next_bit+0x44/0x50 [ 49.105670] [] ? cpumask_next_and+0x94/0xc0 [ 49.105678] [] smp_call_function_many+0x5c0/0x730 [ 49.105684] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.105690] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.105697] [] smp_call_function+0x58/0xa0 [ 49.105703] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.105710] [] on_each_cpu+0x31/0xc0 [ 49.105716] [] flush_tlb_kernel_range+0x8e/0xf0 [ 49.105722] [] ? flush_tlb_all+0x20/0x20 [ 49.105730] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 49.105736] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 49.105742] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 49.105749] [] ? free_vmap_block+0x100/0x100 [ 49.105755] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 49.105762] [] free_vmap_area_noflush+0x156/0x180 [ 49.105768] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 49.105774] [] ? vunmap_page_range+0x4e4/0x5a0 [ 49.105780] [] remove_vm_area+0x141/0x190 [ 49.105786] [] __vunmap+0x143/0x3f0 [ 49.105792] [] vfree+0x50/0x110 [ 49.105798] [] __vmalloc_node_range+0x435/0x650 [ 49.105806] [] ? xt_alloc_table_info+0xc8/0x100 [ 49.105812] [] vmalloc+0x5c/0x70 [ 49.105819] [] ? xt_alloc_table_info+0xc8/0x100 [ 49.105825] [] xt_alloc_table_info+0xc8/0x100 [ 49.105832] [] do_ip6t_set_ctl+0x225/0x450 [ 49.105840] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 49.105847] [] ? mutex_unlock+0x9/0x10 [ 49.105855] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 49.105861] [] nf_setsockopt+0x6d/0xc0 [ 49.105868] [] ipv6_setsockopt+0x10b/0x140 [ 49.105875] [] tcp_setsockopt+0x8a/0xe0 [ 49.105881] [] sock_common_setsockopt+0x9a/0xe0 [ 49.105888] [] SyS_setsockopt+0x159/0x240 [ 49.105895] [] ? SyS_recv+0x40/0x40 [ 49.105902] [] ? SyS_clock_gettime+0x118/0x1e0 [ 49.105910] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 49.105917] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 49.105919] Mem-Info: [ 49.105935] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 49.105935] active_file:2816 inactive_file:3095 isolated_file:32 [ 49.105935] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 49.105935] slab_reclaimable:4264 slab_unreclaimable:57453 [ 49.105935] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 49.105935] free:4 free_pcp:337 free_cma:0 [ 49.105958] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:612kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 49.105964] lowmem_reserve[]: 0 3504 3504 [ 49.105986] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 49.105991] lowmem_reserve[]: 0 0 0 [ 49.106015] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 49.106040] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 49.106042] 6035 total pagecache pages [ 49.106045] 0 pages in swap cache [ 49.106048] Swap cache stats: add 0, delete 0, find 0/0 [ 49.106050] Free swap = 0kB [ 49.106052] Total swap = 0kB [ 49.106053] 1965979 pages RAM [ 49.106055] 0 pages HighMem/MovableOnly [ 49.106057] 313294 pages reserved [ 49.106061] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 49.106067] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 49.106071] node 0: slabs: 565, objs: 6780, free: 0 [ 49.365282] syz-executor.4: page allocation failure: order:0, mode:0x2280020 [ 49.365293] CPU: 0 PID: 2288 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 49.365303] 0000000000000000 7004297dcbf4568a ffff8801db607668 ffffffff81aad1a1 [ 49.365311] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 49.365320] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffffffff00000000 [ 49.365321] Call Trace: [ 49.365345] [] dump_stack+0xc1/0x120 [ 49.365355] [] warn_alloc_failed.cold+0x78/0x99 [ 49.365363] [] ? zone_watermark_ok_safe+0x290/0x290 [ 49.365371] [] ? string.isra.0+0x17b/0x240 [ 49.365378] [] ? check_preemption_disabled+0x3c/0x200 [ 49.365387] [] ? wakeup_kswapd+0x16c/0x4f0 [ 49.365394] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 49.365401] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 49.365409] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 49.365416] [] ? find_busiest_group+0x39c/0x6590 [ 49.365423] [] new_slab+0x2e5/0x380 [ 49.365430] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 49.365439] [] ? __alloc_skb+0xec/0x5d0 [ 49.365446] [] ? trace_hardirqs_on+0x10/0x10 [ 49.365452] [] ? check_preemption_disabled+0x3c/0x200 [ 49.365459] [] ? __alloc_skb+0xec/0x5d0 [ 49.365466] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 49.365472] [] ? __alloc_skb+0xec/0x5d0 [ 49.365478] [] kmem_cache_alloc+0x214/0x2c0 [ 49.365484] [] __alloc_skb+0xec/0x5d0 [ 49.365491] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 49.365498] [] ? ipv6_get_ifaddr+0x304/0x520 [ 49.365504] [] ? trace_hardirqs_on+0xd/0x10 [ 49.365511] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 49.365518] [] ndisc_alloc_skb+0x13c/0x330 [ 49.365524] [] ndisc_send_rs+0x288/0x430 [ 49.365530] [] addrconf_rs_timer+0x290/0x5c0 [ 49.365536] [] ? debug_object_deactivate+0x104/0x360 [ 49.365543] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.365550] [] call_timer_fn+0x18d/0x850 [ 49.365555] [] ? call_timer_fn+0xde/0x850 [ 49.365562] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.365567] [] ? process_timeout+0x20/0x20 [ 49.365573] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 49.365580] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 49.365586] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.365592] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 49.365598] [] run_timer_softirq+0x51f/0xb70 [ 49.365604] [] ? call_timer_fn+0x850/0x850 [ 49.365612] [] __do_softirq+0x226/0xa3f [ 49.365619] [] irq_exit+0x10a/0x150 [ 49.365626] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 49.365632] [] apic_timer_interrupt+0x9d/0xb0 [ 49.365643] [] ? smp_call_function_single+0x13b/0x3b0 [ 49.365650] [] ? smp_call_function_single+0x13d/0x3b0 [ 49.365657] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.365665] [] ? generic_exec_single+0x350/0x350 [ 49.365671] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.365678] [] ? find_next_bit+0x44/0x50 [ 49.365684] [] ? cpumask_next_and+0x94/0xc0 [ 49.365692] [] smp_call_function_many+0x5c0/0x730 [ 49.365698] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.365704] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.365711] [] smp_call_function+0x58/0xa0 [ 49.365717] [] ? flush_tlb_func+0x6e0/0x6e0 [ 49.365724] [] on_each_cpu+0x31/0xc0 [ 49.365730] [] flush_tlb_kernel_range+0x8e/0xf0 [ 49.365736] [] ? flush_tlb_all+0x20/0x20 [ 49.365743] [] ? __purge_vmap_area_lazy+0x311/0xf10 [ 49.365750] [] __purge_vmap_area_lazy+0x3a9/0xf10 [ 49.365756] [] ? __purge_vmap_area_lazy+0xc9/0xf10 [ 49.365762] [] ? free_vmap_block+0x100/0x100 [ 49.365769] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 49.365776] [] free_vmap_area_noflush+0x156/0x180 [ 49.365782] [] ? vm_unmap_aliases+0x4b0/0x4b0 [ 49.365788] [] ? vunmap_page_range+0x4e4/0x5a0 [ 49.365794] [] remove_vm_area+0x141/0x190 [ 49.365800] [] __vunmap+0x143/0x3f0 [ 49.365806] [] vfree+0x50/0x110 [ 49.365812] [] __vmalloc_node_range+0x435/0x650 [ 49.365820] [] ? xt_alloc_table_info+0xc8/0x100 [ 49.365826] [] vmalloc+0x5c/0x70 [ 49.365832] [] ? xt_alloc_table_info+0xc8/0x100 [ 49.365839] [] xt_alloc_table_info+0xc8/0x100 [ 49.365846] [] do_ip6t_set_ctl+0x225/0x450 [ 49.365853] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 49.365861] [] ? mutex_unlock+0x9/0x10 [ 49.365869] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 49.365875] [] nf_setsockopt+0x6d/0xc0 [ 49.365881] [] ipv6_setsockopt+0x10b/0x140 [ 49.365888] [] tcp_setsockopt+0x8a/0xe0 [ 49.365895] [] sock_common_setsockopt+0x9a/0xe0 [ 49.365903] [] SyS_setsockopt+0x159/0x240 [ 49.365909] [] ? SyS_recv+0x40/0x40 [ 49.365916] [] ? SyS_clock_gettime+0x118/0x1e0 [ 49.365924] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 49.365931] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 49.365933] Mem-Info: [ 49.365951] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 49.365951] active_file:2816 inactive_file:3095 isolated_file:32 [ 49.365951] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 49.365951] slab_reclaimable:4264 slab_unreclaimable:57453 [ 49.365951] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 49.365951] free:4 free_pcp:337 free_cma:0 [ 49.365974] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:612kB local_pcp:612kB free_cma:0kB writeback_tmp:0kB pages_scanned:75884 all_unreclaimable? yes [ 49.365980] lowmem_reserve[]: 0 3504 3504 [ 49.366003] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 49.366008] lowmem_reserve[]: 0 0 0 [ 49.366032] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 49.366057] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 49.366059] 6035 total pagecache pages [ 49.366063] 0 pages in swap cache [ 49.366066] Swap cache stats: add 0, delete 0, find 0/0 [ 49.366068] Free swap = 0kB [ 49.366070] Total swap = 0kB [ 49.366072] 1965979 pages RAM [ 49.366073] 0 pages HighMem/MovableOnly [ 49.366075] 313294 pages reserved [ 49.366080] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 49.366085] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 49.366090] node 0: slabs: 565, objs: 6780, free: 0 [ 52.321533] lowmem_reserve[]: 0 3504 3504 [ 52.326180] Normal free:24kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:736kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:5252 all_unreclaimable? no [ 52.371549] lowmem_reserve[]: 0 0 0 [ 52.375680] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 52.387169] Normal: 27*4kB (UM) 2*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 124kB [ 52.399987] 6035 total pagecache pages [ 52.403849] 0 pages in swap cache [ 52.407275] Swap cache stats: add 0, delete 0, find 0/0 [ 52.412609] Free swap = 0kB [ 52.415603] Total swap = 0kB [ 52.418770] 1965979 pages RAM [ 52.421946] 0 pages HighMem/MovableOnly [ 52.425894] 313294 pages reserved [ 52.429328] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 52.436068] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 52.445839] node 0: slabs: 565, objs: 6780, free: 0 [ 52.451157] net_ratelimit: 6 callbacks suppressed [ 52.456012] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 52.462991] kworker/1:1H: page allocation failure: order:0, mode:0x2280020 [ 52.469996] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 52.477611] Workqueue: kblockd blk_delay_work [ 52.482678] 0000000000000000 af91949bc7b32a75 ffff8801db707668 ffffffff81aad1a1 [ 52.490690] 1ffff1003b6e0ed0 ffff8800b9f22f80 0000000002280020 0000000000000000 [ 52.498706] 0000000000000000 ffff8801db707778 ffffffff8148c0cb 0000000000000000 [ 52.506882] Call Trace: [ 52.509440] [] dump_stack+0xc1/0x120 [ 52.515522] [] warn_alloc_failed.cold+0x78/0x99 [ 52.521823] [] ? zone_watermark_ok_safe+0x290/0x290 [ 52.528468] [] ? check_preemption_disabled+0x3c/0x200 [ 52.535293] [] ? wakeup_kswapd+0x16c/0x4f0 [ 52.541156] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 52.547719] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 52.554889] [] ? retint_kernel+0x2d/0x2d [ 52.560581] [] new_slab+0x2e5/0x380 [ 52.565929] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 52.572666] [] ? __alloc_skb+0xec/0x5d0 [ 52.578269] [] ? trace_hardirqs_on+0x10/0x10 [ 52.584393] [] ? check_preemption_disabled+0x3c/0x200 [ 52.591298] [] ? __alloc_skb+0xec/0x5d0 [ 52.596903] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 52.603981] [] ? __alloc_skb+0xec/0x5d0 [ 52.609596] [] kmem_cache_alloc+0x214/0x2c0 [ 52.615546] [] __alloc_skb+0xec/0x5d0 [ 52.621001] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 52.627738] [] ? ipv6_get_ifaddr+0x304/0x520 [ 52.633785] [] ? trace_hardirqs_on+0xd/0x10 [ 52.639734] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 52.646027] [] ndisc_alloc_skb+0x13c/0x330 [ 52.652061] [] ndisc_send_rs+0x288/0x430 [ 52.658443] [] addrconf_rs_timer+0x290/0x5c0 [ 52.664483] [] ? debug_object_deactivate+0x104/0x360 [ 52.671314] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 52.677357] [] call_timer_fn+0x18d/0x850 [ 52.683054] [] ? call_timer_fn+0xde/0x850 [ 52.688830] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 52.694864] [] ? process_timeout+0x20/0x20 [ 52.700727] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 52.707021] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 52.713836] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 52.719868] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 52.725904] [] run_timer_softirq+0x51f/0xb70 [ 52.732032] [] ? call_timer_fn+0x850/0x850 [ 52.738068] [] __do_softirq+0x226/0xa3f [ 52.743674] [] irq_exit+0x10a/0x150 [ 52.748928] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 52.755398] [] apic_timer_interrupt+0x9d/0xb0 [ 52.761526] [] ? _raw_spin_unlock_irq+0x2f/0x60 [ 52.768567] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 52.774865] [] scsi_request_fn+0x1e9/0x1600 [ 52.780814] [] ? blk_delay_work+0x42/0x90 [ 52.786599] [] __blk_run_queue+0xd8/0x150 [ 52.792372] [] blk_delay_work+0x4a/0x90 [ 52.797974] [] process_one_work+0x825/0x1720 [ 52.804009] [] ? process_one_work+0x742/0x1720 [ 52.810237] [] ? finish_task_switch+0x1e1/0x660 [ 52.816630] [] ? cancel_delayed_work_sync+0x20/0x20 [ 52.823276] [] worker_thread+0x4e4/0xf50 [ 52.828980] [] ? __schedule+0x7e3/0x1ee0 [ 52.834686] [] ? process_one_work+0x1720/0x1720 [ 52.840986] [] kthread+0x273/0x310 [ 52.846160] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 52.852838] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 52.859139] [] ? finish_task_switch+0x1e1/0x660 [ 52.865519] [] ? finish_task_switch+0x1b3/0x660 [ 52.871833] [] ? __schedule+0x7af/0x1ee0 [ 52.877697] [] ? __schedule+0x7a3/0x1ee0 [ 52.883387] [] ? __schedule+0x7af/0x1ee0 [ 52.889121] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 52.895763] [] ret_from_fork+0x55/0x80 [ 52.901365] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 52.908091] Mem-Info: [ 52.910495] active_anon:5047 inactive_anon:41 isolated_anon:0 [ 52.910495] active_file:2816 inactive_file:3095 isolated_file:32 [ 52.910495] unevictable:0 dirty:4691 writeback:0 unstable:0 [ 52.910495] slab_reclaimable:4264 slab_unreclaimable:57453 [ 52.910495] mapped:2806 shmem:48 pagetables:373 bounce:0 [ 52.910495] free:1354 free_pcp:341 free_cma:0 [ 52.943465] DMA32 free:2592kB min:4696kB low:5868kB high:7044kB active_anon:9208kB inactive_anon:80kB active_file:5652kB inactive_file:6196kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8764kB writeback:0kB mapped:5660kB shmem:92kB slab_reclaimable:7728kB slab_unreclaimable:103176kB kernel_stack:1856kB pagetables:636kB unstable:0kB bounce:0kB free_pcp:652kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 52.988224] lowmem_reserve[]: 0 3504 3504 [ 52.992887] Normal free:2824kB min:5580kB low:6972kB high:8368kB active_anon:10980kB inactive_anon:84kB active_file:5612kB inactive_file:6184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:10000kB writeback:0kB mapped:5564kB shmem:100kB slab_reclaimable:9328kB slab_unreclaimable:126636kB kernel_stack:3008kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:712kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no [ 53.038064] lowmem_reserve[]: 0 0 0 [ 53.042197] DMA32: 79*4kB (UM) 30*8kB (U) 26*16kB (U) 9*32kB (U) 11*64kB (U) 1*128kB (U) 2*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2604kB [ 53.057692] Normal: 146*4kB (UM) 51*8kB (UM) 20*16kB (UM) 14*32kB (U) 13*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2976kB [ 53.073799] 6035 total pagecache pages [ 53.077670] 0 pages in swap cache [ 53.081114] Swap cache stats: add 0, delete 0, find 0/0 [ 53.086461] Free swap = 0kB [ 53.089479] Total swap = 0kB [ 53.092484] 1965979 pages RAM [ 53.095560] 0 pages HighMem/MovableOnly [ 53.099506] 313294 pages reserved [ 53.102947] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 53.109778] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 53.120250] node 0: slabs: 565, objs: 6780, free: 0 [ 53.125557] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 53.126158] lowmemorykiller: Killing 'syz-executor.1' (2242) (tgid 2241), adj 1000, [ 53.126158] to free 1028kB on behalf of 'cron' (1972) because [ 53.126158] cache 23948kB is below limit 65536kB for oom_score_adj 12 [ 53.126158] Free memory is -24012kB above reserved 2019/08/31 11:24:04 executed programs: 6 [ 56.152409] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.152409] to free 1036kB on behalf of 'kswapd0' (28) because [ 56.152409] cache 26816kB is below limit 65536kB for oom_score_adj 12 [ 56.152409] Free memory is 1192kB above reserved [ 56.181383] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.181383] to free 1036kB on behalf of 'syz-executor.5' (2319) because [ 56.181383] cache 26224kB is below limit 65536kB for oom_score_adj 12 [ 56.181383] Free memory is -1104kB above reserved [ 56.217216] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.217216] to free 1036kB on behalf of 'syz-executor.0' (2315) because [ 56.217216] cache 25928kB is below limit 65536kB for oom_score_adj 12 [ 56.217216] Free memory is -2080kB above reserved [ 56.256087] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.256087] to free 1036kB on behalf of 'syz-executor.2' (2311) because [ 56.256087] cache 25040kB is below limit 65536kB for oom_score_adj 12 [ 56.256087] Free memory is 752kB above reserved [ 56.283861] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.283861] to free 1036kB on behalf of 'syz-executor.2' (2322) because [ 56.283861] cache 23856kB is below limit 65536kB for oom_score_adj 12 [ 56.283861] Free memory is -7132kB above reserved [ 56.323864] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.323864] to free 1036kB on behalf of 'syz-executor.1' (2335) because [ 56.323864] cache 22968kB is below limit 65536kB for oom_score_adj 12 [ 56.323864] Free memory is -4408kB above reserved [ 56.361360] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 56.361360] to free 1036kB on behalf of 'syz-executor.0' (2325) because [ 56.361360] cache 22376kB is below limit 65536kB for oom_score_adj 12 [ 56.361360] Free memory is -6756kB above reserved [ 56.540444] vmalloc: allocation failure, allocated 1493356544 of 4221095936 bytes [ 56.548994] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 56.570735] CPU: 1 PID: 2307 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 56.577661] 0000000000000000 1adc1a5d38c01d55 ffff88000720fa78 ffffffff81aad1a1 [ 56.585681] 1ffff10000e41f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 56.593806] ffffffff82895020 ffff88000720fb88 ffffffff8148c0cb 0000000000000000 [ 56.601808] Call Trace: [ 56.604377] [] dump_stack+0xc1/0x120 [ 56.609717] [] warn_alloc_failed.cold+0x78/0x99 [ 56.616013] [] ? zone_watermark_ok_safe+0x290/0x290 [ 56.622744] [] __vmalloc_node_range+0x408/0x650 [ 56.629041] [] ? xt_alloc_table_info+0xc8/0x100 [ 56.635345] [] vmalloc+0x5c/0x70 [ 56.640343] [] ? xt_alloc_table_info+0xc8/0x100 [ 56.646636] [] xt_alloc_table_info+0xc8/0x100 [ 56.652785] [] do_ip6t_set_ctl+0x225/0x450 [ 56.658647] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 56.665289] [] ? mutex_unlock+0x9/0x10 [ 56.670801] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 56.677881] [] nf_setsockopt+0x6d/0xc0 [ 56.683395] [] ipv6_setsockopt+0x10b/0x140 [ 56.689255] [] tcp_setsockopt+0x8a/0xe0 [ 56.694943] [] sock_common_setsockopt+0x9a/0xe0 [ 56.701249] [] SyS_setsockopt+0x159/0x240 [ 56.707038] [] ? SyS_recv+0x40/0x40 [ 56.712291] [] ? retint_user+0x18/0x3c [ 56.717806] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 56.724362] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 56.737615] Mem-Info: [ 56.742347] active_anon:5483 inactive_anon:38 isolated_anon:0 [ 56.742347] active_file:139 inactive_file:151 isolated_file:19 [ 56.742347] unevictable:0 dirty:7 writeback:1 unstable:0 [ 56.742347] slab_reclaimable:4329 slab_unreclaimable:56926 [ 56.742347] mapped:198 shmem:48 pagetables:518 bounce:0 [ 56.742347] free:1636 free_pcp:1 free_cma:0 [ 56.781935] DMA32 free:1920kB min:4696kB low:5868kB high:7044kB active_anon:9856kB inactive_anon:64kB active_file:92kB inactive_file:144kB unevictable:0kB isolated(anon):0kB isolated(file):76kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8kB writeback:0kB mapped:100kB shmem:88kB slab_reclaimable:7852kB slab_unreclaimable:101808kB kernel_stack:1760kB pagetables:912kB unstable:0kB bounce:0kB free_pcp:44kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 56.826874] lowmem_reserve[]: 0 3504 3504 [ 56.836151] Normal free:5476kB min:5580kB low:6972kB high:8368kB active_anon:12076kB inactive_anon:88kB active_file:108kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:20kB writeback:4kB mapped:100kB shmem:104kB slab_reclaimable:9464kB slab_unreclaimable:125516kB kernel_stack:3200kB pagetables:1160kB unstable:0kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 56.881597] lowmem_reserve[]: 0 0 0 [ 56.890605] DMA32: 97*4kB (UM) 52*8kB (UM) 23*16kB (UM) 18*32kB (UM) 9*64kB (UM) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 2452kB [ 56.914641] Normal: 151*4kB (UM) 42*8kB (UMH) 15*16kB (UMH) 20*32kB (UMH) 6*64kB (UMH) 1*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 5660kB [ 56.932784] 106 total pagecache pages [ 56.936641] 0 pages in swap cache [ 56.940135] Swap cache stats: add 0, delete 0, find 0/0 [ 56.945546] Free swap = 0kB [ 56.948612] Total swap = 0kB [ 56.951766] 1965979 pages RAM [ 56.954913] 0 pages HighMem/MovableOnly [ 56.958940] 313294 pages reserved [ 57.495433] lowmemorykiller: Killing 'syz-executor.0' (2315) (tgid 2310), adj 1000, [ 57.495433] to free 160kB on behalf of 'syz-executor.0' (2102) because [ 57.495433] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 57.495433] Free memory is -21316kB above reserved [ 57.495445] lowmemorykiller: Killing 'syz-executor.0' (2315) (tgid 2310), adj 1000, [ 57.495445] to free 160kB on behalf of 'syz-executor.2' (2108) because [ 57.495445] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 57.495445] Free memory is -21316kB above reserved [ 57.568210] vmalloc: allocation failure, allocated 1254834176 of 4221095936 bytes [ 57.628466] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 57.670854] CPU: 1 PID: 2315 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 57.677812] 0000000000000000 87fa38b28f8a2d69 ffff8801509ffa78 ffffffff81aad1a1 [ 57.686024] 1ffff1002a13ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 57.694158] ffffffff82895020 ffff8801509ffb88 ffffffff8148c0cb ffff880100000000 [ 57.702212] Call Trace: [ 57.704795] [] dump_stack+0xc1/0x120 [ 57.710155] [] warn_alloc_failed.cold+0x78/0x99 [ 57.716475] [] ? zone_watermark_ok_safe+0x290/0x290 [ 57.723162] [] __vmalloc_node_range+0x408/0x650 [ 57.729474] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.735802] [] vmalloc+0x5c/0x70 [ 57.740808] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.747132] [] xt_alloc_table_info+0xc8/0x100 [ 57.753268] [] do_ip6t_set_ctl+0x225/0x450 [ 57.759232] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 57.765892] [] ? mutex_unlock+0x9/0x10 [ 57.771421] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.778509] [] nf_setsockopt+0x6d/0xc0 [ 57.784035] [] ipv6_setsockopt+0x10b/0x140 [ 57.789913] [] tcp_setsockopt+0x8a/0xe0 [ 57.795529] [] sock_common_setsockopt+0x9a/0xe0 [ 57.801842] [] SyS_setsockopt+0x159/0x240 [ 57.807631] [] ? SyS_recv+0x40/0x40 [ 57.812897] [] ? retint_user+0x18/0x3c [ 57.818450] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 57.825038] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 58.231889] Mem-Info: [ 58.246786] active_anon:5434 inactive_anon:38 isolated_anon:0 [ 58.246786] active_file:22 inactive_file:108 isolated_file:0 [ 58.246786] unevictable:0 dirty:1 writeback:0 unstable:0 [ 58.246786] slab_reclaimable:4333 slab_unreclaimable:56738 [ 58.246786] mapped:22 shmem:48 pagetables:444 bounce:0 [ 58.246786] free:7321 free_pcp:448 free_cma:0 [ 58.286328] DMA32 free:20116kB min:4696kB low:5868kB high:7044kB active_anon:9760kB inactive_anon:64kB active_file:20kB inactive_file:260kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:88kB slab_reclaimable:7868kB slab_unreclaimable:101476kB kernel_stack:1760kB pagetables:764kB unstable:0kB bounce:0kB free_pcp:944kB local_pcp:236kB free_cma:0kB writeback_tmp:0kB pages_scanned:48 all_unreclaimable? no [ 58.361537] lowmem_reserve[]: 0 3504 3504 [ 58.370946] Normal free:15584kB min:5580kB low:6972kB high:8368kB active_anon:11976kB inactive_anon:88kB active_file:224kB inactive_file:368kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:4718592kB managed:3588764kB mlocked:0kB dirty:4kB writeback:0kB mapped:496kB shmem:104kB slab_reclaimable:9464kB slab_unreclaimable:125476kB kernel_stack:3040kB pagetables:1012kB unstable:0kB bounce:0kB free_pcp:956kB local_pcp:328kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 58.424320] lowmem_reserve[]: 0 0 0 [ 58.428644] DMA32: 1*4kB (U) 2*8kB (UM) 22*16kB (U) 45*32kB (UM) 149*64kB (U) 45*128kB (UM) 28*256kB (UM) 12*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 30420kB [ 58.473986] Normal: 3*4kB (MH) 2*8kB (MH) 2*16kB (UH) 186*32kB (UMH) 61*64kB (UMH) 16*128kB (UH) 22*256kB (UH) 6*512kB (UH) 2*1024kB (H) 0*2048kB 0*4096kB = 22716kB [ 58.527626] 482 total pagecache pages [ 58.537671] 0 pages in swap cache [ 58.552725] Swap cache stats: add 0, delete 0, find 0/0 [ 58.584443] Free swap = 0kB [ 58.587818] Total swap = 0kB [ 58.591705] 1965979 pages RAM [ 58.595304] 0 pages HighMem/MovableOnly [ 58.600010] 313294 pages reserved [ 59.045440] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 59.045440] to free 140kB on behalf of 'syz-executor.3' (2332) because [ 59.045440] cache 256kB is below limit 65536kB for oom_score_adj 12 [ 59.045440] Free memory is 52696kB above reserved [ 59.071813] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 59.071813] to free 140kB on behalf of 'syz-executor.0' (2325) because [ 59.071813] cache 256kB is below limit 16384kB for oom_score_adj 6 [ 59.071813] Free memory is 15000kB above reserved [ 59.080984] lowmemorykiller: Killing 'syz-executor.5' (2307) (tgid 2306), adj 1000, [ 59.080984] to free 140kB on behalf of 'kswapd0' (28) because [ 59.080984] cache 256kB is below limit 6144kB for oom_score_adj 0 [ 59.080984] Free memory is 1484kB above reserved [ 60.225316] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 60.225316] to free 136kB on behalf of 'kswapd0' (28) because [ 60.225316] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 60.225316] Free memory is -1064kB above reserved [ 60.225328] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 60.225328] to free 136kB on behalf of 'syz-execprog' (2074) because [ 60.225328] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 60.225328] Free memory is -1064kB above reserved [ 60.482400] vmalloc: allocation failure, allocated 1453891584 of 4221095936 bytes [ 60.485733] vmalloc: allocation failure, allocated 951582720 of 4221095936 bytes [ 60.485739] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 60.485747] CPU: 1 PID: 2319 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 60.485759] 0000000000000000 2bd18e759db10bce ffff8801a06cfa78 ffffffff81aad1a1 [ 60.485767] 1ffff100340d9f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 60.485775] ffffffff82895020 ffff8801a06cfb88 ffffffff8148c0cb dffffc0000000000 [ 60.485777] Call Trace: [ 60.485791] [] dump_stack+0xc1/0x120 [ 60.485801] [] warn_alloc_failed.cold+0x78/0x99 [ 60.485809] [] ? zone_watermark_ok_safe+0x290/0x290 [ 60.485818] [] __vmalloc_node_range+0x408/0x650 [ 60.485827] [] ? xt_alloc_table_info+0xc8/0x100 [ 60.485833] [] vmalloc+0x5c/0x70 [ 60.485839] [] ? xt_alloc_table_info+0xc8/0x100 [ 60.485846] [] xt_alloc_table_info+0xc8/0x100 [ 60.485856] [] do_ip6t_set_ctl+0x225/0x450 [ 60.485863] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 60.485871] [] ? mutex_unlock+0x9/0x10 [ 60.485880] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 60.485892] [] nf_setsockopt+0x6d/0xc0 [ 60.485898] [] ipv6_setsockopt+0x10b/0x140 [ 60.485905] [] tcp_setsockopt+0x8a/0xe0 [ 60.485913] [] sock_common_setsockopt+0x9a/0xe0 [ 60.485921] [] SyS_setsockopt+0x159/0x240 [ 60.485927] [] ? SyS_recv+0x40/0x40 [ 60.485936] [] ? SyS_clock_gettime+0x118/0x1e0 [ 60.485945] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 60.485952] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 60.485955] Mem-Info: [ 60.485971] active_anon:5399 inactive_anon:38 isolated_anon:0 [ 60.485971] active_file:0 inactive_file:21 isolated_file:0 [ 60.485971] unevictable:0 dirty:0 writeback:0 unstable:0 [ 60.485971] slab_reclaimable:4349 slab_unreclaimable:56819 [ 60.485971] mapped:24 shmem:48 pagetables:458 bounce:0 [ 60.485971] free:877 free_pcp:0 free_cma:0 [ 60.485994] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9636kB inactive_anon:64kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:88kB slab_reclaimable:7908kB slab_unreclaimable:101344kB kernel_stack:1632kB pagetables:776kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 60.486001] lowmem_reserve[]: 0 3504 3504 [ 60.486024] Normal free:3532kB min:5580kB low:6972kB high:8368kB active_anon:11960kB inactive_anon:88kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:104kB slab_reclaimable:9488kB slab_unreclaimable:125932kB kernel_stack:3040kB pagetables:1056kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1008 all_unreclaimable? yes [ 60.486030] lowmem_reserve[]: 0 0 0 [ 60.486054] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 60.486087] Normal: 1*4kB (H) 1*8kB (H) 0*16kB 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3532kB [ 60.486089] 107 total pagecache pages [ 60.486091] 0 pages in swap cache [ 60.486095] Swap cache stats: add 0, delete 0, find 0/0 [ 60.486097] Free swap = 0kB [ 60.486098] Total swap = 0kB [ 60.486100] 1965979 pages RAM [ 60.486102] 0 pages HighMem/MovableOnly [ 60.486104] 313294 pages reserved [ 60.505924] vmalloc: allocation failure, allocated 68091904 of 4221095936 bytes [ 60.505930] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 60.505938] CPU: 1 PID: 2332 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 60.505949] 0000000000000000 378ca024dfa10d0d ffff88000637fa78 ffffffff81aad1a1 [ 60.505957] 1ffff10000c6ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 60.505965] ffffffff82895020 ffff88000637fb88 ffffffff8148c0cb 0000000000000000 [ 60.505966] Call Trace: [ 60.505981] [] dump_stack+0xc1/0x120 [ 60.505991] [] warn_alloc_failed.cold+0x78/0x99 [ 60.505999] [] ? zone_watermark_ok_safe+0x290/0x290 [ 60.506008] [] __vmalloc_node_range+0x408/0x650 [ 60.506017] [] ? xt_alloc_table_info+0xc8/0x100 [ 60.506023] [] vmalloc+0x5c/0x70 [ 60.506029] [] ? xt_alloc_table_info+0xc8/0x100 [ 60.506036] [] xt_alloc_table_info+0xc8/0x100 [ 60.506045] [] do_ip6t_set_ctl+0x225/0x450 [ 60.506052] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 60.506060] [] ? mutex_unlock+0x9/0x10 [ 60.506068] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 60.506075] [] nf_setsockopt+0x6d/0xc0 [ 60.506082] [] ipv6_setsockopt+0x10b/0x140 [ 60.506090] [] tcp_setsockopt+0x8a/0xe0 [ 60.506098] [] sock_common_setsockopt+0x9a/0xe0 [ 60.506106] [] SyS_setsockopt+0x159/0x240 [ 60.506112] [] ? SyS_recv+0x40/0x40 [ 60.506119] [] ? retint_user+0x18/0x3c [ 60.506127] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 60.506134] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 60.506137] Mem-Info: [ 60.506153] active_anon:5399 inactive_anon:38 isolated_anon:0 [ 60.506153] active_file:0 inactive_file:21 isolated_file:0 [ 60.506153] unevictable:0 dirty:0 writeback:0 unstable:0 [ 60.506153] slab_reclaimable:4349 slab_unreclaimable:56819 [ 60.506153] mapped:24 shmem:48 pagetables:458 bounce:0 [ 60.506153] free:877 free_pcp:0 free_cma:0 [ 60.506176] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9636kB inactive_anon:64kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:88kB slab_reclaimable:7908kB slab_unreclaimable:101344kB kernel_stack:1632kB pagetables:776kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 60.506182] lowmem_reserve[]: 0 3504 3504 [ 60.506205] Normal free:3532kB min:5580kB low:6972kB high:8368kB active_anon:11960kB inactive_anon:88kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:104kB slab_reclaimable:9488kB slab_unreclaimable:125932kB kernel_stack:3040kB pagetables:1056kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1008 all_unreclaimable? yes [ 60.506211] lowmem_reserve[]: 0 0 0 [ 60.506236] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 60.506268] Normal: 1*4kB (H) 1*8kB (H) 0*16kB 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3532kB [ 60.506270] 107 total pagecache pages [ 60.506273] 0 pages in swap cache [ 60.506276] Swap cache stats: add 0, delete 0, find 0/0 [ 60.506278] Free swap = 0kB [ 60.506280] Total swap = 0kB [ 60.506282] 1965979 pages RAM [ 60.506284] 0 pages HighMem/MovableOnly [ 60.506285] 313294 pages reserved [ 61.205907] vmalloc: allocation failure, allocated 795074560 of 4221095936 bytes [ 61.214056] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 61.221990] vmalloc: allocation failure, allocated 1033195520 of 4221095936 bytes [ 61.235378] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 61.235378] to free 136kB on behalf of 'rsyslogd' (1920) because [ 61.235378] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 61.235378] Free memory is -18416kB above reserved [ 61.245360] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 61.245360] to free 136kB on behalf of 'rs:main Q:Reg' (1918) because [ 61.245360] cache 236kB is below limit 6144kB for oom_score_adj 0 [ 61.245360] Free memory is -25920kB above reserved [ 61.295620] vmalloc: allocation failure, allocated 822603776 of 4221095936 bytes [ 61.303196] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 61.316031] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 61.323229] CPU: 0 PID: 2329 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 61.330139] 0000000000000000 011b959231e493fb ffff880176acfa78 ffffffff81aad1a1 [ 61.339410] 1ffff1002ed59f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 61.347462] ffffffff82895020 ffff880176acfb88 ffffffff8148c0cb dffffc0000000000 [ 61.355625] Call Trace: [ 61.358207] [] dump_stack+0xc1/0x120 [ 61.363569] [] warn_alloc_failed.cold+0x78/0x99 [ 61.369879] [] ? zone_watermark_ok_safe+0x290/0x290 [ 61.376542] [] __vmalloc_node_range+0x408/0x650 [ 61.383005] [] ? xt_alloc_table_info+0xc8/0x100 [ 61.389317] [] vmalloc+0x5c/0x70 [ 61.394326] [] ? xt_alloc_table_info+0xc8/0x100 [ 61.400638] [] xt_alloc_table_info+0xc8/0x100 [ 61.406772] [] do_ip6t_set_ctl+0x225/0x450 [ 61.412668] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 61.419342] [] ? mutex_unlock+0x9/0x10 [ 61.430526] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 61.437840] [] nf_setsockopt+0x6d/0xc0 [ 61.443369] [] ipv6_setsockopt+0x10b/0x140 [ 61.450294] [] tcp_setsockopt+0x8a/0xe0 [ 61.455995] [] sock_common_setsockopt+0x9a/0xe0 [ 61.462323] [] SyS_setsockopt+0x159/0x240 [ 61.468119] [] ? SyS_recv+0x40/0x40 [ 61.473394] [] ? retint_user+0x18/0x3c [ 61.478928] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 61.485505] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 61.505349] CPU: 0 PID: 2325 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 61.512386] 0000000000000000 9acd4bc15434831c ffff88018ab9fa78 ffffffff81aad1a1 [ 61.520547] 1ffff10031573f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 61.528593] ffffffff82895020 ffff88018ab9fb88 ffffffff8148c0cb dffffc0000000000 [ 61.536743] Call Trace: [ 61.539416] [] dump_stack+0xc1/0x120 [ 61.544864] [] warn_alloc_failed.cold+0x78/0x99 [ 61.551360] [] ? zone_watermark_ok_safe+0x290/0x290 [ 61.558024] [] __vmalloc_node_range+0x408/0x650 [ 61.564429] [] ? xt_alloc_table_info+0xc8/0x100 [ 61.570744] [] vmalloc+0x5c/0x70 [ 61.575761] [] ? xt_alloc_table_info+0xc8/0x100 [ 61.582075] [] xt_alloc_table_info+0xc8/0x100 [ 61.588218] [] do_ip6t_set_ctl+0x225/0x450 [ 61.594184] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 61.600932] [] ? mutex_unlock+0x9/0x10 [ 61.606469] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 61.613653] [] nf_setsockopt+0x6d/0xc0 [ 61.619193] [] ipv6_setsockopt+0x10b/0x140 [ 61.625304] [] tcp_setsockopt+0x8a/0xe0 [ 61.631034] [] sock_common_setsockopt+0x9a/0xe0 [ 61.637349] [] SyS_setsockopt+0x159/0x240 [ 61.643142] [] ? SyS_recv+0x40/0x40 [ 61.648416] [] ? retint_user+0x18/0x3c [ 61.653946] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 61.660517] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 61.667475] CPU: 0 PID: 2322 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 61.674399] 0000000000000000 516e78da255fc358 ffff8801b32b7a78 ffffffff81aad1a1 [ 61.682466] 1ffff10036656f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 61.690513] ffffffff82895020 ffff8801b32b7b88 ffffffff8148c0cb dffffc0000000000 [ 61.698574] Call Trace: [ 61.701157] [] dump_stack+0xc1/0x120 [ 61.706543] [] warn_alloc_failed.cold+0x78/0x99 [ 61.712857] [] ? zone_watermark_ok_safe+0x290/0x290 [ 61.719545] [] __vmalloc_node_range+0x408/0x650 [ 61.725858] [] ? xt_alloc_table_info+0xc8/0x100 [ 61.732170] [] vmalloc+0x5c/0x70 [ 61.737183] [] ? xt_alloc_table_info+0xc8/0x100 [ 61.743495] [] xt_alloc_table_info+0xc8/0x100 [ 61.750940] [] do_ip6t_set_ctl+0x225/0x450 [ 61.756818] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 61.763564] [] ? mutex_unlock+0x9/0x10 [ 61.769095] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 61.776196] [] nf_setsockopt+0x6d/0xc0 [ 61.781732] [] ipv6_setsockopt+0x10b/0x140 [ 61.787608] [] tcp_setsockopt+0x8a/0xe0 [ 61.793225] [] sock_common_setsockopt+0x9a/0xe0 [ 61.799539] [] SyS_setsockopt+0x159/0x240 [ 61.805329] [] ? SyS_recv+0x40/0x40 [ 61.810605] [] ? retint_user+0x18/0x3c [ 61.816142] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 61.822726] [] entry_SYSCALL_64_fastpath+0x1e/0x9a 2019/08/31 11:24:10 executed programs: 12 [ 62.054942] Mem-Info: [ 62.062910] active_anon:5399 inactive_anon:38 isolated_anon:0 [ 62.062910] active_file:728 inactive_file:894 isolated_file:0 [ 62.062910] unevictable:0 dirty:0 writeback:0 unstable:0 [ 62.062910] slab_reclaimable:4349 slab_unreclaimable:56731 [ 62.062910] mapped:1297 shmem:48 pagetables:458 bounce:0 [ 62.062910] free:36917 free_pcp:614 free_cma:0 [ 62.092794] Mem-Info: [ 62.092815] active_anon:5424 inactive_anon:38 isolated_anon:0 [ 62.092815] active_file:728 inactive_file:894 isolated_file:0 [ 62.092815] unevictable:0 dirty:0 writeback:0 unstable:0 [ 62.092815] slab_reclaimable:4349 slab_unreclaimable:56731 [ 62.092815] mapped:1297 shmem:48 pagetables:458 bounce:0 [ 62.092815] free:52810 free_pcp:630 free_cma:0 [ 62.092841] DMA32 free:94852kB min:4696kB low:5868kB high:7044kB active_anon:9736kB inactive_anon:64kB active_file:868kB inactive_file:1552kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:1780kB shmem:88kB slab_reclaimable:7908kB slab_unreclaimable:101220kB kernel_stack:1632kB pagetables:776kB unstable:0kB bounce:0kB free_pcp:1116kB local_pcp:656kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 62.092848] lowmem_reserve[]: 0 3504 3504 [ 62.092871] Normal free:116388kB min:5580kB low:6972kB high:8368kB active_anon:11960kB inactive_anon:88kB active_file:2044kB inactive_file:2024kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:3408kB shmem:104kB slab_reclaimable:9488kB slab_unreclaimable:125704kB kernel_stack:3040kB pagetables:1056kB unstable:0kB bounce:0kB free_pcp:1404kB local_pcp:740kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 62.092877] lowmem_reserve[]: 0 0 0 [ 62.092913] DMA32: 1227*4kB (UE) 1748*8kB (UME) 1760*16kB (UME) 936*32kB (UME) 147*64kB (UME) 32*128kB (UE) 11*256kB (UME) 3*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 94860kB [ 62.092949] Normal: 1096*4kB (UH) 2224*8kB (UM) 2231*16kB (UM) 1214*32kB (UM) 126*64kB (UH) 23*128kB (UH) 18*256kB (UMH) 4*512kB (UH) 2*1024kB (H) 0*2048kB 0*4096kB = 116432kB [ 62.092951] 1747 total pagecache pages [ 62.092955] 0 pages in swap cache [ 62.092959] Swap cache stats: add 0, delete 0, find 0/0 [ 62.092961] Free swap = 0kB [ 62.092962] Total swap = 0kB [ 62.092964] 1965979 pages RAM [ 62.092966] 0 pages HighMem/MovableOnly [ 62.092968] 313294 pages reserved [ 62.291838] DMA32 free:146620kB min:4696kB low:5868kB high:7044kB active_anon:9736kB inactive_anon:64kB active_file:1168kB inactive_file:1452kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:1780kB shmem:88kB slab_reclaimable:7908kB slab_unreclaimable:101320kB kernel_stack:1632kB pagetables:776kB unstable:0kB bounce:0kB free_pcp:1132kB local_pcp:460kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 62.344618] lowmem_reserve[]: 0 3504 3504 [ 62.350226] Normal free:184496kB min:5580kB low:6972kB high:8368kB active_anon:11960kB inactive_anon:88kB active_file:2444kB inactive_file:1924kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:3408kB shmem:104kB slab_reclaimable:9488kB slab_unreclaimable:125704kB kernel_stack:3040kB pagetables:1056kB unstable:0kB bounce:0kB free_pcp:1280kB local_pcp:664kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 62.395421] lowmem_reserve[]: 0 0 0 [ 62.399829] DMA32: 995*4kB (UME) 2062*8kB (U) 2069*16kB (UM) 2277*32kB (UME) 270*64kB (UE) 63*128kB (UE) 28*256kB (UE) 8*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 163052kB [ 62.418274] Normal: 13*4kB (UH) 2468*8kB (UM) 2629*16kB (UM) 2774*32kB (UM) 296*64kB (UMH) 49*128kB (UH) 34*256kB (UH) 8*512kB (UMH) 2*1024kB (H) 0*2048kB 0*4096kB = 190692kB [ 62.437515] 1858 total pagecache pages [ 62.441432] 0 pages in swap cache [ 62.444914] Swap cache stats: add 0, delete 0, find 0/0 [ 62.450341] Free swap = 0kB [ 62.453612] Total swap = 0kB [ 62.456695] 1965979 pages RAM [ 62.460379] 0 pages HighMem/MovableOnly [ 62.464382] 313294 pages reserved [ 62.533811] Mem-Info: [ 62.543944] active_anon:5423 inactive_anon:41 isolated_anon:0 [ 62.543944] active_file:963 inactive_file:875 isolated_file:0 [ 62.543944] unevictable:0 dirty:37 writeback:0 unstable:0 [ 62.543944] slab_reclaimable:4365 slab_unreclaimable:56837 [ 62.543944] mapped:1383 shmem:48 pagetables:476 bounce:0 [ 62.543944] free:77834 free_pcp:368 free_cma:0 [ 62.677683] DMA32 free:95824kB min:4696kB low:5868kB high:7044kB active_anon:9736kB inactive_anon:76kB active_file:1360kB inactive_file:1536kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:124kB writeback:0kB mapped:2160kB shmem:88kB slab_reclaimable:7968kB slab_unreclaimable:101548kB kernel_stack:1696kB pagetables:824kB unstable:0kB bounce:0kB free_pcp:1316kB local_pcp:596kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 62.882456] lowmem_reserve[]: [ 62.894541] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 62.894541] to free 136kB on behalf of 'kswapd0' (28) because [ 62.894541] cache 7356kB is below limit 8192kB for oom_score_adj 1 [ 62.894541] Free memory is 1348kB above reserved [ 62.903003] 0 3504 3504 [ 62.903028] Normal free:9584kB min:5580kB low:6972kB high:8368kB active_anon:11956kB inactive_anon:88kB active_file:2492kB inactive_file:1964kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:24kB writeback:0kB mapped:3372kB shmem:104kB slab_reclaimable:9492kB slab_unreclaimable:125800kB kernel_stack:3072kB pagetables:1080kB unstable:0kB bounce:0kB free_pcp:356kB local_pcp:236kB free_cma:0kB writeback_tmp:0kB pages_scanned:108 all_unreclaimable? no [ 62.903035] lowmem_reserve[]: 0 0 0 [ 62.903069] DMA32: 2*4kB (ME) 2*8kB (UM) 0*16kB 7*32kB (ME) 6*64kB (UE) 38*128kB (UE) 36*256kB (UME) 8*512kB (UM) 0*1024kB 0*2048kB 0*4096kB = 18808kB [ 62.903103] Normal: 2*4kB (MH) 1*8kB (M) 0*16kB 7*32kB (UM) 4*64kB (UMH) 1*128kB (H) 11*256kB (UH) 8*512kB (UMH) 2*1024kB (H) 0*2048kB 0*4096kB = 9584kB [ 62.903105] 1887 total pagecache pages [ 62.903109] 0 pages in swap cache [ 62.903113] Swap cache stats: add 0, delete 0, find 0/0 [ 62.903115] Free swap = 0kB [ 62.903117] Total swap = 0kB [ 62.903119] 1965979 pages RAM [ 62.903121] 0 pages HighMem/MovableOnly [ 62.903123] 313294 pages reserved [ 62.907056] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 62.907056] to free 136kB on behalf of 'syz-executor.1' (2343) because [ 62.907056] cache 7356kB is below limit 8192kB for oom_score_adj 1 [ 62.907056] Free memory is -1132kB above reserved [ 64.339990] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 64.381064] CPU: 0 PID: 2311 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 64.388019] 0000000000000000 0a8e5c0cebb598d3 ffff8801b0fa7a78 ffffffff81aad1a1 [ 64.396119] 1ffff100361f4f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 64.404163] ffffffff82895020 ffff8801b0fa7b88 ffffffff8148c0cb 0000000000000000 [ 64.412213] Call Trace: [ 64.414799] [] dump_stack+0xc1/0x120 [ 64.420160] [] warn_alloc_failed.cold+0x78/0x99 [ 64.426502] [] ? zone_watermark_ok_safe+0x290/0x290 [ 64.433166] [] __vmalloc_node_range+0x408/0x650 [ 64.439497] [] ? xt_alloc_table_info+0xc8/0x100 [ 64.445812] [] vmalloc+0x5c/0x70 [ 64.450832] [] ? xt_alloc_table_info+0xc8/0x100 [ 64.457145] [] xt_alloc_table_info+0xc8/0x100 [ 64.463292] [] do_ip6t_set_ctl+0x225/0x450 [ 64.469176] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 64.475937] [] ? mutex_unlock+0x9/0x10 [ 64.481561] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 64.488661] [] nf_setsockopt+0x6d/0xc0 [ 64.494195] [] ipv6_setsockopt+0x10b/0x140 [ 64.500075] [] tcp_setsockopt+0x8a/0xe0 [ 64.505698] [] sock_common_setsockopt+0x9a/0xe0 [ 64.512012] [] SyS_setsockopt+0x159/0x240 [ 64.517854] [] ? SyS_recv+0x40/0x40 [ 64.523400] [] ? retint_user+0x18/0x3c [ 64.528936] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 64.535511] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 64.552609] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 64.552609] to free 136kB on behalf of 'syz-executor.1' (2349) because [ 64.552609] cache 312kB is below limit 6144kB for oom_score_adj 0 [ 64.552609] Free memory is 3308kB above reserved [ 64.555349] lowmemorykiller: Killing 'syz-executor.5' (2319) (tgid 2306), adj 1000, [ 64.555349] to free 136kB on behalf of 'kswapd0' (28) because [ 64.555349] cache 312kB is below limit 6144kB for oom_score_adj 0 [ 64.555349] Free memory is 136kB above reserved [ 65.070819] Mem-Info: [ 65.088662] active_anon:5311 inactive_anon:41 isolated_anon:0 [ 65.088662] active_file:250 inactive_file:418 isolated_file:23 [ 65.088662] unevictable:0 dirty:0 writeback:0 unstable:0 [ 65.088662] slab_reclaimable:4363 slab_unreclaimable:56672 [ 65.088662] mapped:561 shmem:48 pagetables:417 bounce:0 [ 65.088662] free:12507 free_pcp:180 free_cma:0 [ 65.215477] DMA32 free:83512kB min:4696kB low:5868kB high:7044kB active_anon:9772kB inactive_anon:76kB active_file:420kB inactive_file:380kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:744kB shmem:88kB slab_reclaimable:7968kB slab_unreclaimable:100908kB kernel_stack:1664kB pagetables:680kB unstable:0kB bounce:0kB free_pcp:1312kB local_pcp:620kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 65.445312] lowmem_reserve[]: 0 3504 3504 [ 65.450075] Normal free:20872kB min:5580kB low:6972kB high:8368kB active_anon:11620kB inactive_anon:88kB active_file:1164kB inactive_file:1760kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:44kB writeback:0kB mapped:2008kB shmem:104kB slab_reclaimable:9580kB slab_unreclaimable:125964kB kernel_stack:2976kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:668kB local_pcp:644kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 65.615276] lowmem_reserve[]: 0 0 0 [ 65.619528] DMA32: 1878*4kB (UM) 349*8kB (UM) 134*16kB (UME) 191*32kB (UME) 206*64kB (UE) 23*128kB (UME) 13*256kB (UME) 22*512kB (U) 7*1024kB (U) 0*2048kB 0*4096kB = 56448kB [ 65.661725] Normal: 1259*4kB (UMH) 1332*8kB (UMH) 447*16kB (UM) 531*32kB (UM) 562*64kB (UMH) 64*128kB (UMH) 30*256kB (UMH) 11*512kB (UH) 2*1024kB (H) 0*2048kB 0*4096kB = 99356kB [ 65.732798] 711 total pagecache pages [ 65.756045] 0 pages in swap cache [ 65.775368] Swap cache stats: add 0, delete 0, find 0/0 [ 65.780758] Free swap = 0kB 2019/08/31 11:24:16 executed programs: 14 [ 65.812989] Total swap = 0kB [ 65.832721] 1965979 pages RAM [ 65.847597] 0 pages HighMem/MovableOnly [ 65.888833] lowmemorykiller: Killing 'syz-executor.0' (2325) (tgid 2310), adj 1000, [ 65.888833] to free 136kB on behalf of 'kswapd0' (28) because [ 65.888833] cache 7240kB is below limit 8192kB for oom_score_adj 1 [ 65.888833] Free memory is -312kB above reserved [ 65.895397] lowmemorykiller: Killing 'syz-executor.0' (2325) (tgid 2310), adj 1000, [ 65.895397] to free 136kB on behalf of 'syz-executor.4' (2348) because [ 65.895397] cache 7092kB is below limit 8192kB for oom_score_adj 1 [ 65.895397] Free memory is 1808kB above reserved [ 65.945982] 313294 pages reserved [ 66.804537] blkid (2358) used greatest stack depth: 23776 bytes left [ 67.165586] lowmemorykiller: Killing 'syz-executor.5' (2360) (tgid 2359), adj 1000, [ 67.165586] to free 140kB on behalf of 'udevd' (576) because [ 67.165586] cache 200kB is below limit 6144kB for oom_score_adj 0 [ 67.165586] Free memory is -1248kB above reserved [ 67.165597] lowmemorykiller: Killing 'syz-executor.5' (2360) (tgid 2359), adj 1000, [ 67.165597] to free 140kB on behalf of 'syz-execprog' (2070) because [ 67.165597] cache 200kB is below limit 6144kB for oom_score_adj 0 [ 67.165597] Free memory is -1248kB above reserved [ 67.367002] vmalloc: allocation failure, allocated 106463232 of 4221095936 bytes [ 67.374569] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 67.384124] CPU: 0 PID: 2360 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 67.391041] 0000000000000000 8e5cee5dd8bae395 ffff8801be2f7a78 ffffffff81aad1a1 [ 67.399095] 1ffff10037c5ef52 dffffc0000000000 00000000024000c2 0000000000000000 [ 67.407230] ffffffff82895020 ffff8801be2f7b88 ffffffff8148c0cb dffffc0000000000 [ 67.415270] Call Trace: [ 67.417852] [] dump_stack+0xc1/0x120 [ 67.423220] [] warn_alloc_failed.cold+0x78/0x99 [ 67.429577] [] ? zone_watermark_ok_safe+0x290/0x290 [ 67.436260] [] __vmalloc_node_range+0x408/0x650 [ 67.442669] [] ? xt_alloc_table_info+0xc8/0x100 [ 67.448978] [] vmalloc+0x5c/0x70 [ 67.454073] [] ? xt_alloc_table_info+0xc8/0x100 [ 67.460468] [] xt_alloc_table_info+0xc8/0x100 [ 67.466608] [] do_ip6t_set_ctl+0x225/0x450 [ 67.472490] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 67.479150] [] ? mutex_unlock+0x9/0x10 [ 67.484678] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 67.491950] [] nf_setsockopt+0x6d/0xc0 [ 67.497571] [] ipv6_setsockopt+0x10b/0x140 [ 67.503451] [] tcp_setsockopt+0x8a/0xe0 [ 67.509066] [] sock_common_setsockopt+0x9a/0xe0 [ 67.515377] [] SyS_setsockopt+0x159/0x240 [ 67.521161] [] ? SyS_recv+0x40/0x40 [ 67.526429] [] ? retint_user+0x18/0x3c [ 67.531963] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 67.538533] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 67.545681] Mem-Info: [ 67.548115] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 67.548115] active_file:14 inactive_file:20 isolated_file:0 [ 67.548115] unevictable:0 dirty:0 writeback:0 unstable:0 [ 67.548115] slab_reclaimable:4441 slab_unreclaimable:56616 [ 67.548115] mapped:5 shmem:48 pagetables:437 bounce:0 [ 67.548115] free:918 free_pcp:0 free_cma:0 [ 67.580131] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:56kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 67.623402] lowmem_reserve[]: 0 3504 3504 [ 67.628122] Normal free:3672kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1224 all_unreclaimable? yes [ 67.672524] lowmem_reserve[]: 0 0 0 [ 67.676748] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 67.702815] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 67.748339] 82 total pagecache pages [ 67.760225] 0 pages in swap cache [ 67.763687] Swap cache stats: add 0, delete 0, find 0/0 [ 67.800111] Free swap = 0kB [ 67.803143] Total swap = 0kB [ 67.830010] 1965979 pages RAM [ 67.833127] 0 pages HighMem/MovableOnly [ 67.855247] 313294 pages reserved [ 67.905292] syz-executor.2: page allocation failure: order:0, mode:0x2280020 [ 67.912510] CPU: 1 PID: 2311 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 67.919424] 0000000000000000 0a8e5c0cebb598d3 ffff8801db707668 ffffffff81aad1a1 [ 67.927466] 1ffff1003b6e0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 67.935507] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880100000000 [ 67.943540] Call Trace: [ 67.946109] [] dump_stack+0xc1/0x120 [ 67.952220] [] warn_alloc_failed.cold+0x78/0x99 [ 67.958531] [] ? zone_watermark_ok_safe+0x290/0x290 [ 67.965213] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 67.971788] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 67.978709] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 67.985892] [] ? find_busiest_group+0x39c/0x6590 [ 67.992290] [] new_slab+0x2e5/0x380 [ 67.997553] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 68.004295] [] ? __alloc_skb+0xec/0x5d0 [ 68.009925] [] ? trace_hardirqs_on+0x10/0x10 [ 68.016060] [] ? check_preemption_disabled+0x3c/0x200 [ 68.022892] [] ? __alloc_skb+0xec/0x5d0 [ 68.028518] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 68.035782] [] ? __alloc_skb+0xec/0x5d0 [ 68.041416] [] kmem_cache_alloc+0x214/0x2c0 [ 68.047397] [] __alloc_skb+0xec/0x5d0 [ 68.052841] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 68.059586] [] ? ipv6_get_ifaddr+0x304/0x520 [ 68.065637] [] ? trace_hardirqs_on+0xd/0x10 [ 68.071690] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 68.078000] [] ndisc_alloc_skb+0x13c/0x330 [ 68.083878] [] ndisc_send_rs+0x288/0x430 [ 68.089598] [] addrconf_rs_timer+0x290/0x5c0 [ 68.095646] [] ? debug_object_deactivate+0x104/0x360 [ 68.102388] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.108434] [] call_timer_fn+0x18d/0x850 [ 68.114133] [] ? call_timer_fn+0xde/0x850 [ 68.119920] [] ? debug_object_activate+0x470/0x470 [ 68.126495] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.132539] [] ? process_timeout+0x20/0x20 [ 68.138411] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 68.144816] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 68.151650] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.157701] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.163767] [] run_timer_softirq+0x51f/0xb70 [ 68.169811] [] ? call_timer_fn+0x850/0x850 [ 68.175686] [] __do_softirq+0x226/0xa3f [ 68.182259] [] irq_exit+0x10a/0x150 [ 68.187532] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 68.194104] [] apic_timer_interrupt+0x9d/0xb0 [ 68.200233] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 68.207898] [] debug_check_no_obj_freed+0x2b9/0x6e0 [ 68.214557] [] ? find_vmap_area+0x1f/0x110 [ 68.220437] [] ? debug_object_active_state+0x380/0x380 [ 68.227358] [] ? _raw_spin_unlock+0x2d/0x50 [ 68.233318] [] __vunmap+0x13b/0x3f0 [ 68.238585] [] vfree+0x50/0x110 [ 68.243502] [] __vmalloc_node_range+0x435/0x650 [ 68.249903] [] ? xt_alloc_table_info+0xc8/0x100 [ 68.256242] [] vmalloc+0x5c/0x70 [ 68.261278] [] ? xt_alloc_table_info+0xc8/0x100 [ 68.267681] [] xt_alloc_table_info+0xc8/0x100 [ 68.273820] [] do_ip6t_set_ctl+0x225/0x450 [ 68.282041] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 68.288709] [] ? mutex_unlock+0x9/0x10 [ 68.294242] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 68.301337] [] nf_setsockopt+0x6d/0xc0 [ 68.306867] [] ipv6_setsockopt+0x10b/0x140 [ 68.315759] [] tcp_setsockopt+0x8a/0xe0 [ 68.321375] [] sock_common_setsockopt+0x9a/0xe0 [ 68.327689] [] SyS_setsockopt+0x159/0x240 [ 68.333479] [] ? SyS_recv+0x40/0x40 [ 68.338835] [] ? retint_user+0x18/0x3c [ 68.344366] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 68.350939] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 68.357502] Mem-Info: [ 68.359911] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 68.359911] active_file:14 inactive_file:20 isolated_file:0 [ 68.359911] unevictable:0 dirty:0 writeback:0 unstable:0 [ 68.359911] slab_reclaimable:4441 slab_unreclaimable:56616 [ 68.359911] mapped:5 shmem:48 pagetables:437 bounce:0 [ 68.359911] free:918 free_pcp:0 free_cma:0 [ 68.391783] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:56kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 68.435096] lowmem_reserve[]: 0 3504 3504 [ 68.439800] Normal free:3672kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1224 all_unreclaimable? yes [ 68.483866] lowmem_reserve[]: 0 0 0 [ 68.488025] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 68.499912] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 68.515219] 82 total pagecache pages [ 68.518913] 0 pages in swap cache [ 68.522348] Swap cache stats: add 0, delete 0, find 0/0 [ 68.527873] Free swap = 0kB [ 68.530876] Total swap = 0kB [ 68.533884] 1965979 pages RAM [ 68.536989] 0 pages HighMem/MovableOnly [ 68.540944] 313294 pages reserved [ 68.544385] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 68.551044] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 68.560914] node 0: slabs: 578, objs: 6936, free: 0 [ 68.566177] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.585478] lowmemorykiller: Killing 'syz-executor.5' (2360) (tgid 2359), adj 1000, [ 68.585478] to free 140kB on behalf of 'kswapd0' (28) because [ 68.585478] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 68.585478] Free memory is -25756kB above reserved [ 68.595374] lowmemorykiller: Killing 'syz-executor.5' (2360) (tgid 2359), adj 1000, [ 68.595374] to free 140kB on behalf of 'syz-executor.4' (2342) because [ 68.595374] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 68.595374] Free memory is -25756kB above reserved [ 68.637272] kswapd0: page allocation failure: order:0, mode:0x2280020 [ 68.637282] CPU: 1 PID: 28 Comm: kswapd0 Not tainted 4.4.174+ #4 [ 68.637293] 0000000000000000 bade55d18ffd41b7 ffff8801db707668 ffffffff81aad1a1 [ 68.637302] 1ffff1003b6e0ed0 ffff8800bb44af80 0000000002280020 0000000000000000 [ 68.637311] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880100000000 [ 68.637313] Call Trace: [ 68.637330] [] dump_stack+0xc1/0x120 [ 68.637341] [] warn_alloc_failed.cold+0x78/0x99 [ 68.637350] [] ? zone_watermark_ok_safe+0x290/0x290 [ 68.637359] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 68.637367] [] ? mark_held_locks+0xb1/0x100 [ 68.637376] [] ? _find_next_bit.part.0+0xe0/0x110 [ 68.637384] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 68.637391] [] ? cpumask_next_and+0x94/0xc0 [ 68.637399] [] ? find_busiest_group+0x39c/0x6590 [ 68.637408] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 68.637415] [] ? trace_hardirqs_on+0x10/0x10 [ 68.637422] [] new_slab+0x2e5/0x380 [ 68.637430] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 68.637439] [] ? __alloc_skb+0xec/0x5d0 [ 68.637446] [] ? trace_hardirqs_on+0x10/0x10 [ 68.637454] [] ? check_preemption_disabled+0x3c/0x200 [ 68.637461] [] ? __alloc_skb+0xec/0x5d0 [ 68.637468] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 68.637474] [] ? __alloc_skb+0xec/0x5d0 [ 68.637481] [] kmem_cache_alloc+0x214/0x2c0 [ 68.637488] [] __alloc_skb+0xec/0x5d0 [ 68.637495] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 68.637503] [] ? ipv6_get_ifaddr+0x304/0x520 [ 68.637510] [] ? trace_hardirqs_on+0xd/0x10 [ 68.637519] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 68.637527] [] ndisc_alloc_skb+0x13c/0x330 [ 68.637534] [] ndisc_send_rs+0x288/0x430 [ 68.637541] [] addrconf_rs_timer+0x290/0x5c0 [ 68.637548] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.637556] [] call_timer_fn+0x18d/0x850 [ 68.637562] [] ? call_timer_fn+0xde/0x850 [ 68.637568] [] ? debug_object_activate+0x470/0x470 [ 68.637575] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.637581] [] ? process_timeout+0x20/0x20 [ 68.637589] [] ? ktime_get+0x126/0x1c0 [ 68.637596] [] ? run_timer_softirq+0x50d/0xb70 [ 68.637603] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.637609] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.637616] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.637622] [] run_timer_softirq+0x51f/0xb70 [ 68.637629] [] ? call_timer_fn+0x850/0x850 [ 68.637636] [] ? hrtimer_interrupt+0x1de/0x450 [ 68.637643] [] ? check_preemption_disabled+0x3c/0x200 [ 68.637651] [] __do_softirq+0x226/0xa3f [ 68.637659] [] irq_exit+0x10a/0x150 [ 68.637667] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 68.637674] [] apic_timer_interrupt+0x9d/0xb0 [ 68.637684] [] ? console_unlock+0x656/0xa10 [ 68.637690] [] ? console_unlock+0x661/0xa10 [ 68.637697] [] vprintk_emit+0x3b2/0x820 [ 68.637703] [] vprintk+0x28/0x30 [ 68.637711] [] printk+0xc2/0xf5 [ 68.637718] [] ? log_wakeup_reason.cold+0x145/0x145 [ 68.637727] [] ? kill_pid_info_as_cred+0x540/0x540 [ 68.637733] [] ? check_preemption_disabled+0x3c/0x200 [ 68.637740] [] ? check_preemption_disabled+0x3c/0x200 [ 68.637748] [] lowmem_scan.cold+0x2e0/0x366 [ 68.637758] [] shrink_slab.part.0+0x402/0xb30 [ 68.637767] [] ? unregister_shrinker+0x230/0x230 [ 68.637775] [] ? __schedule+0x7e3/0x1ee0 [ 68.637782] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 68.637789] [] shrink_zone+0x4bc/0x610 [ 68.637796] [] ? shrink_lruvec+0x1560/0x1560 [ 68.637802] [] kswapd+0xaaf/0x1c60 [ 68.637810] [] ? try_to_free_pages+0x1260/0x1260 [ 68.637817] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 68.637825] [] ? finish_task_switch+0x1e1/0x660 [ 68.637831] [] ? finish_task_switch+0x1b3/0x660 [ 68.637841] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 68.637849] [] ? __schedule+0x7e3/0x1ee0 [ 68.637858] [] ? __kthread_parkme+0x164/0x230 [ 68.637865] [] ? try_to_free_pages+0x1260/0x1260 [ 68.637872] [] kthread+0x273/0x310 [ 68.637880] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 68.637887] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 68.637894] [] ? finish_task_switch+0x1e1/0x660 [ 68.637900] [] ? finish_task_switch+0x1b3/0x660 [ 68.637908] [] ? __schedule+0x7af/0x1ee0 [ 68.637915] [] ? __schedule+0x7a3/0x1ee0 [ 68.637921] [] ? __schedule+0x7af/0x1ee0 [ 68.637929] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 68.637936] [] ret_from_fork+0x55/0x80 [ 68.637944] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 68.637947] Mem-Info: [ 68.637963] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 68.637963] active_file:20 inactive_file:14 isolated_file:0 [ 68.637963] unevictable:0 dirty:0 writeback:0 unstable:0 [ 68.637963] slab_reclaimable:4441 slab_unreclaimable:56616 [ 68.637963] mapped:5 shmem:48 pagetables:437 bounce:0 [ 68.637963] free:918 free_pcp:0 free_cma:0 [ 68.637987] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no [ 68.637994] lowmem_reserve[]: 0 3504 3504 [ 68.638019] Normal free:3672kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1304 all_unreclaimable? yes [ 68.638025] lowmem_reserve[]: 0 0 0 [ 68.638052] DMA32: 5*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20kB [ 68.638086] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 68.638088] 82 total pagecache pages [ 68.638091] 0 pages in swap cache [ 68.638095] Swap cache stats: add 0, delete 0, find 0/0 [ 68.638097] Free swap = 0kB [ 68.638098] Total swap = 0kB [ 68.638101] 1965979 pages RAM [ 68.638103] 0 pages HighMem/MovableOnly [ 68.638105] 313294 pages reserved [ 68.638109] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 68.638115] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 68.638120] node 0: slabs: 578, objs: 6936, free: 0 [ 68.638124] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 68.868676] kswapd0: page allocation failure: order:0, mode:0x2280020 [ 68.868685] CPU: 1 PID: 28 Comm: kswapd0 Not tainted 4.4.174+ #4 [ 68.868696] 0000000000000000 bade55d18ffd41b7 ffff8801db707668 ffffffff81aad1a1 [ 68.868704] 1ffff1003b6e0ed0 ffff8800bb44af80 0000000002280020 0000000000000000 [ 68.868712] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880100000000 [ 68.868714] Call Trace: [ 68.868731] [] dump_stack+0xc1/0x120 [ 68.868740] [] warn_alloc_failed.cold+0x78/0x99 [ 68.868748] [] ? zone_watermark_ok_safe+0x290/0x290 [ 68.868757] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 68.868765] [] ? update_group_capacity+0x678/0xc20 [ 68.868773] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 68.868779] [] ? find_busiest_group+0x39c/0x6590 [ 68.868787] [] ? format_decode+0x209/0xb80 [ 68.868794] [] ? simple_strtoul+0x30/0x30 [ 68.868800] [] new_slab+0x2e5/0x380 [ 68.868807] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 68.868816] [] ? __alloc_skb+0xec/0x5d0 [ 68.868824] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 68.868831] [] ? debug_object_activate+0x208/0x470 [ 68.868837] [] ? check_preemption_disabled+0x3c/0x200 [ 68.868843] [] ? __alloc_skb+0xec/0x5d0 [ 68.868850] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 68.868856] [] ? __alloc_skb+0xec/0x5d0 [ 68.868862] [] kmem_cache_alloc+0x214/0x2c0 [ 68.868868] [] __alloc_skb+0xec/0x5d0 [ 68.868875] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 68.868883] [] ? ipv6_get_ifaddr+0x304/0x520 [ 68.868890] [] ? trace_hardirqs_on+0xd/0x10 [ 68.868898] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 68.868906] [] ndisc_alloc_skb+0x13c/0x330 [ 68.868912] [] ndisc_send_rs+0x288/0x430 [ 68.868918] [] addrconf_rs_timer+0x290/0x5c0 [ 68.868925] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.868932] [] call_timer_fn+0x18d/0x850 [ 68.868937] [] ? call_timer_fn+0xde/0x850 [ 68.868943] [] ? debug_object_activate+0x470/0x470 [ 68.868949] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.868955] [] ? process_timeout+0x20/0x20 [ 68.868962] [] ? ktime_get+0x126/0x1c0 [ 68.868968] [] ? run_timer_softirq+0x50d/0xb70 [ 68.868974] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.868980] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.868986] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 68.868992] [] run_timer_softirq+0x51f/0xb70 [ 68.868998] [] ? call_timer_fn+0x850/0x850 [ 68.869005] [] ? hrtimer_interrupt+0x1de/0x450 [ 68.869011] [] ? check_preemption_disabled+0x3c/0x200 [ 68.869019] [] __do_softirq+0x226/0xa3f [ 68.869026] [] irq_exit+0x10a/0x150 [ 68.869033] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 68.869039] [] apic_timer_interrupt+0x9d/0xb0 [ 68.869048] [] ? console_unlock+0x656/0xa10 [ 68.869054] [] ? console_unlock+0x661/0xa10 [ 68.869060] [] vprintk_emit+0x3b2/0x820 [ 68.869066] [] vprintk+0x28/0x30 [ 68.869073] [] printk+0xc2/0xf5 [ 68.869080] [] ? log_wakeup_reason.cold+0x145/0x145 [ 68.869088] [] ? kill_pid_info_as_cred+0x540/0x540 [ 68.869094] [] ? check_preemption_disabled+0x3c/0x200 [ 68.869100] [] ? check_preemption_disabled+0x3c/0x200 [ 68.869107] [] lowmem_scan.cold+0x2e0/0x366 [ 68.869117] [] shrink_slab.part.0+0x402/0xb30 [ 68.869124] [] ? unregister_shrinker+0x230/0x230 [ 68.869133] [] ? __schedule+0x7e3/0x1ee0 [ 68.869139] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 68.869144] [] shrink_zone+0x4bc/0x610 [ 68.869151] [] ? shrink_lruvec+0x1560/0x1560 [ 68.869157] [] kswapd+0xaaf/0x1c60 [ 68.869164] [] ? try_to_free_pages+0x1260/0x1260 [ 68.869174] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 68.869182] [] ? finish_task_switch+0x1e1/0x660 [ 68.869187] [] ? finish_task_switch+0x1b3/0x660 [ 68.869196] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 68.869203] [] ? __schedule+0x7e3/0x1ee0 [ 68.869212] [] ? __kthread_parkme+0x164/0x230 [ 68.869218] [] ? try_to_free_pages+0x1260/0x1260 [ 68.869224] [] kthread+0x273/0x310 [ 68.869232] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 68.869239] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 68.869245] [] ? finish_task_switch+0x1e1/0x660 [ 68.869251] [] ? finish_task_switch+0x1b3/0x660 [ 68.869257] [] ? __schedule+0x7af/0x1ee0 [ 68.869264] [] ? __schedule+0x7a3/0x1ee0 [ 68.869270] [] ? __schedule+0x7af/0x1ee0 [ 68.869277] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 68.869284] [] ret_from_fork+0x55/0x80 [ 68.869291] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 68.869293] Mem-Info: [ 68.869310] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 68.869310] active_file:20 inactive_file:14 isolated_file:0 [ 68.869310] unevictable:0 dirty:0 writeback:0 unstable:0 [ 68.869310] slab_reclaimable:4441 slab_unreclaimable:56616 [ 68.869310] mapped:5 shmem:48 pagetables:437 bounce:0 [ 68.869310] free:918 free_pcp:0 free_cma:0 [ 68.869334] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no [ 68.869341] lowmem_reserve[]: 0 3504 3504 [ 68.869363] Normal free:3672kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1304 all_unreclaimable? yes [ 68.869369] lowmem_reserve[]: 0 0 0 [ 68.869394] DMA32: 5*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20kB [ 68.869425] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 68.869427] 82 total pagecache pages [ 68.869430] 0 pages in swap cache [ 68.869434] Swap cache stats: add 0, delete 0, find 0/0 [ 68.869436] Free swap = 0kB [ 68.869438] Total swap = 0kB [ 68.869440] 1965979 pages RAM [ 68.869442] 0 pages HighMem/MovableOnly [ 68.869444] 313294 pages reserved [ 68.869447] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 68.869453] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 68.869457] node 0: slabs: 578, objs: 6936, free: 0 [ 68.869462] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 69.271618] kswapd0: page allocation failure: order:0, mode:0x2280020 [ 69.271628] CPU: 1 PID: 28 Comm: kswapd0 Not tainted 4.4.174+ #4 [ 69.271639] 0000000000000000 bade55d18ffd41b7 ffff8801db707668 ffffffff81aad1a1 [ 69.271647] 1ffff1003b6e0ed0 ffff8800bb44af80 0000000002280020 0000000000000000 [ 69.271655] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880100000000 [ 69.271657] Call Trace: [ 69.271674] [] dump_stack+0xc1/0x120 [ 69.271684] [] warn_alloc_failed.cold+0x78/0x99 [ 69.271692] [] ? zone_watermark_ok_safe+0x290/0x290 [ 69.271700] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 69.271709] [] ? update_group_capacity+0x678/0xc20 [ 69.271716] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 69.271723] [] ? find_busiest_group+0x39c/0x6590 [ 69.271730] [] ? format_decode+0x209/0xb80 [ 69.271737] [] ? simple_strtoul+0x30/0x30 [ 69.271743] [] new_slab+0x2e5/0x380 [ 69.271750] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 69.271759] [] ? __alloc_skb+0xec/0x5d0 [ 69.271767] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 69.271774] [] ? debug_object_activate+0x208/0x470 [ 69.271781] [] ? check_preemption_disabled+0x3c/0x200 [ 69.271788] [] ? __alloc_skb+0xec/0x5d0 [ 69.271794] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 69.271801] [] ? __alloc_skb+0xec/0x5d0 [ 69.271807] [] kmem_cache_alloc+0x214/0x2c0 [ 69.271814] [] __alloc_skb+0xec/0x5d0 [ 69.271821] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 69.271828] [] ? ipv6_get_ifaddr+0x304/0x520 [ 69.271836] [] ? trace_hardirqs_on+0xd/0x10 [ 69.271845] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 69.271852] [] ndisc_alloc_skb+0x13c/0x330 [ 69.271858] [] ndisc_send_rs+0x288/0x430 [ 69.271865] [] addrconf_rs_timer+0x290/0x5c0 [ 69.271871] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.271879] [] call_timer_fn+0x18d/0x850 [ 69.271885] [] ? call_timer_fn+0xde/0x850 [ 69.271891] [] ? debug_object_activate+0x470/0x470 [ 69.271898] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.271903] [] ? process_timeout+0x20/0x20 [ 69.271911] [] ? ktime_get+0x126/0x1c0 [ 69.271917] [] ? run_timer_softirq+0x50d/0xb70 [ 69.271923] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.271929] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.271935] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.271942] [] run_timer_softirq+0x51f/0xb70 [ 69.271948] [] ? call_timer_fn+0x850/0x850 [ 69.271954] [] ? hrtimer_interrupt+0x1de/0x450 [ 69.271960] [] ? check_preemption_disabled+0x3c/0x200 [ 69.271969] [] __do_softirq+0x226/0xa3f [ 69.271976] [] irq_exit+0x10a/0x150 [ 69.271983] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 69.271990] [] apic_timer_interrupt+0x9d/0xb0 [ 69.271999] [] ? console_unlock+0x656/0xa10 [ 69.272005] [] ? console_unlock+0x661/0xa10 [ 69.272011] [] vprintk_emit+0x3b2/0x820 [ 69.272017] [] vprintk+0x28/0x30 [ 69.272025] [] printk+0xc2/0xf5 [ 69.272032] [] ? log_wakeup_reason.cold+0x145/0x145 [ 69.272039] [] ? kill_pid_info_as_cred+0x540/0x540 [ 69.272046] [] ? check_preemption_disabled+0x3c/0x200 [ 69.272052] [] ? check_preemption_disabled+0x3c/0x200 [ 69.272059] [] lowmem_scan.cold+0x2e0/0x366 [ 69.272069] [] shrink_slab.part.0+0x402/0xb30 [ 69.272077] [] ? unregister_shrinker+0x230/0x230 [ 69.272085] [] ? __schedule+0x7e3/0x1ee0 [ 69.272091] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 69.272097] [] shrink_zone+0x4bc/0x610 [ 69.272103] [] ? shrink_lruvec+0x1560/0x1560 [ 69.272109] [] kswapd+0xaaf/0x1c60 [ 69.272116] [] ? try_to_free_pages+0x1260/0x1260 [ 69.272122] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 69.272129] [] ? finish_task_switch+0x1e1/0x660 [ 69.272140] [] ? finish_task_switch+0x1b3/0x660 [ 69.272149] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 69.272155] [] ? __schedule+0x7e3/0x1ee0 [ 69.272165] [] ? __kthread_parkme+0x164/0x230 [ 69.272171] [] ? try_to_free_pages+0x1260/0x1260 [ 69.272178] [] kthread+0x273/0x310 [ 69.272185] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 69.272192] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 69.272197] [] ? finish_task_switch+0x1e1/0x660 [ 69.272203] [] ? finish_task_switch+0x1b3/0x660 [ 69.272210] [] ? __schedule+0x7af/0x1ee0 [ 69.272216] [] ? __schedule+0x7a3/0x1ee0 [ 69.272222] [] ? __schedule+0x7af/0x1ee0 [ 69.272229] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 69.272236] [] ret_from_fork+0x55/0x80 [ 69.272243] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 69.272245] Mem-Info: [ 69.272262] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 69.272262] active_file:20 inactive_file:14 isolated_file:0 [ 69.272262] unevictable:0 dirty:0 writeback:0 unstable:0 [ 69.272262] slab_reclaimable:4441 slab_unreclaimable:56616 [ 69.272262] mapped:5 shmem:48 pagetables:437 bounce:0 [ 69.272262] free:918 free_pcp:0 free_cma:0 [ 69.272286] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no [ 69.272292] lowmem_reserve[]: 0 3504 3504 [ 69.272314] Normal free:3672kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1304 all_unreclaimable? yes [ 69.272320] lowmem_reserve[]: 0 0 0 [ 69.272345] DMA32: 5*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20kB [ 69.272375] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 69.272377] 82 total pagecache pages [ 69.272381] 0 pages in swap cache [ 69.272384] Swap cache stats: add 0, delete 0, find 0/0 [ 69.272386] Free swap = 0kB [ 69.272388] Total swap = 0kB [ 69.272390] 1965979 pages RAM [ 69.272392] 0 pages HighMem/MovableOnly [ 69.272394] 313294 pages reserved [ 69.272398] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 69.272403] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 69.272407] node 0: slabs: 578, objs: 6936, free: 0 [ 69.272411] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 69.426008] kswapd0: page allocation failure: order:0, mode:0x2280020 [ 69.426017] CPU: 1 PID: 28 Comm: kswapd0 Not tainted 4.4.174+ #4 [ 69.426027] 0000000000000000 bade55d18ffd41b7 ffff8801db707668 ffffffff81aad1a1 [ 69.426035] 1ffff1003b6e0ed0 ffff8800bb44af80 0000000002280020 0000000000000000 [ 69.426043] 0000000000000000 ffff8801db707778 ffffffff8148c0cb ffff880100000000 [ 69.426044] Call Trace: [ 69.426061] [] dump_stack+0xc1/0x120 [ 69.426071] [] warn_alloc_failed.cold+0x78/0x99 [ 69.426080] [] ? zone_watermark_ok_safe+0x290/0x290 [ 69.426088] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 69.426096] [] ? update_group_capacity+0x678/0xc20 [ 69.426104] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 69.426110] [] ? find_busiest_group+0x39c/0x6590 [ 69.426117] [] ? format_decode+0x209/0xb80 [ 69.426129] [] ? simple_strtoul+0x30/0x30 [ 69.426135] [] new_slab+0x2e5/0x380 [ 69.426142] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 69.426151] [] ? __alloc_skb+0xec/0x5d0 [ 69.426158] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 69.426165] [] ? debug_object_activate+0x208/0x470 [ 69.426171] [] ? check_preemption_disabled+0x3c/0x200 [ 69.426178] [] ? __alloc_skb+0xec/0x5d0 [ 69.426184] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 69.426190] [] ? __alloc_skb+0xec/0x5d0 [ 69.426195] [] kmem_cache_alloc+0x214/0x2c0 [ 69.426202] [] __alloc_skb+0xec/0x5d0 [ 69.426209] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 69.426216] [] ? ipv6_get_ifaddr+0x304/0x520 [ 69.426224] [] ? trace_hardirqs_on+0xd/0x10 [ 69.426232] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 69.426240] [] ndisc_alloc_skb+0x13c/0x330 [ 69.426246] [] ndisc_send_rs+0x288/0x430 [ 69.426252] [] addrconf_rs_timer+0x290/0x5c0 [ 69.426258] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.426265] [] call_timer_fn+0x18d/0x850 [ 69.426271] [] ? call_timer_fn+0xde/0x850 [ 69.426277] [] ? debug_object_activate+0x470/0x470 [ 69.426283] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.426288] [] ? process_timeout+0x20/0x20 [ 69.426296] [] ? ktime_get+0x126/0x1c0 [ 69.426301] [] ? run_timer_softirq+0x50d/0xb70 [ 69.426308] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.426314] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.426320] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 69.426325] [] run_timer_softirq+0x51f/0xb70 [ 69.426331] [] ? call_timer_fn+0x850/0x850 [ 69.426338] [] ? hrtimer_interrupt+0x1de/0x450 [ 69.426343] [] ? check_preemption_disabled+0x3c/0x200 [ 69.426351] [] __do_softirq+0x226/0xa3f [ 69.426358] [] irq_exit+0x10a/0x150 [ 69.426365] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 69.426371] [] apic_timer_interrupt+0x9d/0xb0 [ 69.426380] [] ? console_unlock+0x656/0xa10 [ 69.426386] [] ? console_unlock+0x661/0xa10 [ 69.426392] [] vprintk_emit+0x3b2/0x820 [ 69.426399] [] vprintk+0x28/0x30 [ 69.426405] [] printk+0xc2/0xf5 [ 69.426412] [] ? log_wakeup_reason.cold+0x145/0x145 [ 69.426419] [] ? kill_pid_info_as_cred+0x540/0x540 [ 69.426425] [] ? check_preemption_disabled+0x3c/0x200 [ 69.426431] [] ? check_preemption_disabled+0x3c/0x200 [ 69.426439] [] lowmem_scan.cold+0x2e0/0x366 [ 69.426448] [] shrink_slab.part.0+0x402/0xb30 [ 69.426456] [] ? unregister_shrinker+0x230/0x230 [ 69.426463] [] ? __schedule+0x7e3/0x1ee0 [ 69.426469] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 69.426475] [] shrink_zone+0x4bc/0x610 [ 69.426481] [] ? shrink_lruvec+0x1560/0x1560 [ 69.426487] [] kswapd+0xaaf/0x1c60 [ 69.426494] [] ? try_to_free_pages+0x1260/0x1260 [ 69.426499] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 69.426506] [] ? finish_task_switch+0x1e1/0x660 [ 69.426512] [] ? finish_task_switch+0x1b3/0x660 [ 69.426522] [] ? autoremove_wake_function.part.0+0x130/0x130 [ 69.426528] [] ? __schedule+0x7e3/0x1ee0 [ 69.426538] [] ? __kthread_parkme+0x164/0x230 [ 69.426544] [] ? try_to_free_pages+0x1260/0x1260 [ 69.426550] [] kthread+0x273/0x310 [ 69.426557] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 69.426564] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 69.426570] [] ? finish_task_switch+0x1e1/0x660 [ 69.426576] [] ? finish_task_switch+0x1b3/0x660 [ 69.426582] [] ? __schedule+0x7af/0x1ee0 [ 69.426588] [] ? __schedule+0x7a3/0x1ee0 [ 69.426594] [] ? __schedule+0x7af/0x1ee0 [ 69.426601] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 69.426607] [] ret_from_fork+0x55/0x80 [ 69.426614] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 69.426616] Mem-Info: [ 69.426631] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 69.426631] active_file:20 inactive_file:14 isolated_file:0 [ 69.426631] unevictable:0 dirty:0 writeback:0 unstable:0 [ 69.426631] slab_reclaimable:4441 slab_unreclaimable:56616 [ 69.426631] mapped:5 shmem:48 pagetables:437 bounce:0 [ 69.426631] free:918 free_pcp:0 free_cma:0 [ 69.426654] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no [ 69.426660] lowmem_reserve[]: 0 3504 3504 [ 69.426682] Normal free:3672kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1304 all_unreclaimable? yes [ 69.426688] lowmem_reserve[]: 0 0 0 [ 69.426712] DMA32: 5*4kB (UM) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 20kB [ 69.426741] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 69.426743] 82 total pagecache pages [ 69.426746] 0 pages in swap cache [ 69.426749] Swap cache stats: add 0, delete 0, find 0/0 [ 69.426751] Free swap = 0kB [ 69.426753] Total swap = 0kB [ 69.426754] 1965979 pages RAM [ 69.426756] 0 pages HighMem/MovableOnly [ 69.426758] 313294 pages reserved [ 69.426762] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 69.426767] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 69.426771] node 0: slabs: 578, objs: 6936, free: 0 [ 69.426775] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 69.605317] lowmemorykiller: Killing 'syz-executor.5' (2360) (tgid 2359), adj 1000, [ 69.605317] to free 140kB on behalf of 'syz-executor.1' (2349) because [ 69.605317] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 69.605317] Free memory is -25756kB above reserved [ 70.615353] lowmemorykiller: Killing 'syz-executor.5' (2364) (tgid 2359), adj 1000, [ 70.615353] to free 144kB on behalf of 'syz-executor.4' (2342) because [ 70.615353] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 70.615353] Free memory is -1040kB above reserved [ 70.690001] vmalloc: allocation failure, allocated 58384384 of 4221095936 bytes [ 70.690007] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 70.690015] CPU: 0 PID: 2364 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 70.690027] 0000000000000000 a695005cfbf7265c ffff880099737a78 ffffffff81aad1a1 [ 70.690034] 1ffff100132e6f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 70.690042] ffffffff82895020 ffff880099737b88 ffffffff8148c0cb 0000000000000000 [ 70.690044] Call Trace: [ 70.690059] [] dump_stack+0xc1/0x120 [ 70.690070] [] warn_alloc_failed.cold+0x78/0x99 [ 70.690078] [] ? zone_watermark_ok_safe+0x290/0x290 [ 70.690087] [] __vmalloc_node_range+0x408/0x650 [ 70.690097] [] ? xt_alloc_table_info+0xc8/0x100 [ 70.690103] [] vmalloc+0x5c/0x70 [ 70.690110] [] ? xt_alloc_table_info+0xc8/0x100 [ 70.690116] [] xt_alloc_table_info+0xc8/0x100 [ 70.690125] [] do_ip6t_set_ctl+0x225/0x450 [ 70.690132] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 70.690140] [] ? mutex_unlock+0x9/0x10 [ 70.690148] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 70.690156] [] nf_setsockopt+0x6d/0xc0 [ 70.690162] [] ipv6_setsockopt+0x10b/0x140 [ 70.690171] [] tcp_setsockopt+0x8a/0xe0 [ 70.690179] [] sock_common_setsockopt+0x9a/0xe0 [ 70.690187] [] SyS_setsockopt+0x159/0x240 [ 70.690194] [] ? SyS_recv+0x40/0x40 [ 70.690202] [] ? SyS_clock_gettime+0x118/0x1e0 [ 70.690210] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 70.690217] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 70.690220] Mem-Info: [ 70.690236] active_anon:5285 inactive_anon:39 isolated_anon:0 [ 70.690236] active_file:20 inactive_file:14 isolated_file:0 [ 70.690236] unevictable:0 dirty:0 writeback:0 unstable:0 [ 70.690236] slab_reclaimable:4441 slab_unreclaimable:56616 [ 70.690236] mapped:5 shmem:48 pagetables:437 bounce:0 [ 70.690236] free:936 free_pcp:0 free_cma:0 [ 70.690259] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9536kB inactive_anon:72kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 70.690266] lowmem_reserve[]: 0 3504 3504 [ 70.690288] Normal free:3744kB min:5580kB low:6972kB high:8368kB active_anon:11604kB inactive_anon:84kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:968kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 70.690294] lowmem_reserve[]: 0 0 0 [ 70.690318] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 70.690351] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 2*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3672kB [ 70.690353] 82 total pagecache pages [ 70.690356] 0 pages in swap cache [ 70.690359] Swap cache stats: add 0, delete 0, find 0/0 [ 70.690361] Free swap = 0kB [ 70.690363] Total swap = 0kB [ 70.690365] 1965979 pages RAM [ 70.690366] 0 pages HighMem/MovableOnly [ 70.690368] 313294 pages reserved [ 71.625346] lowmemorykiller: Killing 'syz-executor.5' (2364) (tgid 2359), adj 1000, [ 71.625346] to free 144kB on behalf of 'syz-executor.4' (2348) because [ 71.625346] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 71.625346] Free memory is -25684kB above reserved [ 72.635358] lowmemorykiller: Killing 'syz-executor.5' (2364) (tgid 2359), adj 1000, [ 72.635358] to free 144kB on behalf of 'syz-executor.4' (2342) because [ 72.635358] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 72.635358] Free memory is -25756kB above reserved [ 72.635370] lowmemorykiller: Killing 'syz-executor.5' (2364) (tgid 2359), adj 1000, [ 72.635370] to free 144kB on behalf of 'syz-executor.1' (2343) because [ 72.635370] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 72.635370] Free memory is -25756kB above reserved [ 73.795369] lowmemorykiller: Killing 'syz-executor.1' (2343) (tgid 2341), adj 1000, [ 73.795369] to free 132kB on behalf of 'syz-executor.1' (2343) because [ 73.795369] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 73.795369] Free memory is -1164kB above reserved [ 73.795380] lowmemorykiller: Killing 'syz-executor.1' (2343) (tgid 2341), adj 1000, [ 73.795380] to free 132kB on behalf of 'syz-executor.1' (2349) because [ 73.795380] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 73.795380] Free memory is -1140kB above reserved [ 74.012495] vmalloc: allocation failure, allocated 1686413312 of 4221095936 bytes [ 74.035263] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 74.042485] CPU: 1 PID: 2343 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 74.049532] 0000000000000000 f8c3a8b48520a710 ffff88007c747a78 ffffffff81aad1a1 [ 74.057591] 1ffff1000f8e8f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 74.065755] ffffffff82895020 ffff88007c747b88 ffffffff8148c0cb dffffc0000000000 [ 74.073829] Call Trace: [ 74.076409] [] dump_stack+0xc1/0x120 [ 74.082120] [] warn_alloc_failed.cold+0x78/0x99 [ 74.088519] [] ? zone_watermark_ok_safe+0x290/0x290 [ 74.095789] [] __vmalloc_node_range+0x408/0x650 [ 74.102099] [] ? xt_alloc_table_info+0xc8/0x100 [ 74.108407] [] vmalloc+0x5c/0x70 [ 74.113503] [] ? xt_alloc_table_info+0xc8/0x100 [ 74.119813] [] xt_alloc_table_info+0xc8/0x100 [ 74.125962] [] do_ip6t_set_ctl+0x225/0x450 [ 74.131844] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 74.138603] [] ? mutex_unlock+0x9/0x10 [ 74.144134] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 74.151232] [] nf_setsockopt+0x6d/0xc0 [ 74.156767] [] ipv6_setsockopt+0x10b/0x140 [ 74.162650] [] tcp_setsockopt+0x8a/0xe0 [ 74.168353] [] sock_common_setsockopt+0x9a/0xe0 [ 74.174665] [] SyS_setsockopt+0x159/0x240 [ 74.180478] [] ? SyS_recv+0x40/0x40 [ 74.185753] [] ? retint_user+0x18/0x3c [ 74.191292] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 74.197975] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 74.375256] Mem-Info: [ 74.377731] active_anon:5263 inactive_anon:39 isolated_anon:0 [ 74.377731] active_file:20 inactive_file:9 isolated_file:0 [ 74.377731] unevictable:0 dirty:0 writeback:0 unstable:0 [ 74.377731] slab_reclaimable:4441 slab_unreclaimable:56616 [ 74.377731] mapped:2 shmem:48 pagetables:428 bounce:0 [ 74.377731] free:8223 free_pcp:340 free_cma:0 [ 74.445306] DMA32 free:19872kB min:4696kB low:5868kB high:7044kB active_anon:9464kB inactive_anon:72kB active_file:24kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:88kB slab_reclaimable:8012kB slab_unreclaimable:100344kB kernel_stack:1632kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:848kB local_pcp:120kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 74.535291] lowmem_reserve[]: 0 3504 3504 [ 74.540009] Normal free:14760kB min:5580kB low:6972kB high:8368kB active_anon:11588kB inactive_anon:84kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:9752kB slab_unreclaimable:126120kB kernel_stack:2912kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:708kB local_pcp:84kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 74.625282] lowmem_reserve[]: 0 0 0 [ 74.629463] DMA32: 0*4kB 0*8kB 0*16kB 1*32kB (U) 17*64kB (U) 2*128kB (U) 42*256kB (U) 15*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 19808kB [ 74.653775] Normal: 1*4kB (U) 1*8kB (H) 2*16kB (UH) 1*32kB (U) 1*64kB (H) 4*128kB (UH) 1*256kB (H) 11*512kB (UH) 3*1024kB (UH) 0*2048kB 0*4096kB = 9612kB [ 74.699620] 77 total pagecache pages [ 74.703317] 0 pages in swap cache [ 74.715275] Swap cache stats: add 0, delete 0, find 0/0 [ 74.720737] Free swap = 0kB [ 74.723745] Total swap = 0kB [ 74.735270] 1965979 pages RAM [ 74.738379] 0 pages HighMem/MovableOnly [ 74.742336] 313294 pages reserved [ 74.925356] lowmemorykiller: Killing 'syz-executor.1' (2343) (tgid 2341), adj 1000, [ 74.925356] to free 132kB on behalf of 'syz-executor.4' (2348) because [ 74.925356] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 74.925356] Free memory is -1320kB above reserved [ 74.925368] lowmemorykiller: Killing 'syz-executor.1' (2343) (tgid 2341), adj 1000, [ 74.925368] to free 132kB on behalf of 'syz-executor.1' (2349) because [ 74.925368] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 74.925368] Free memory is -1180kB above reserved 2019/08/31 11:24:26 executed programs: 15 [ 76.835350] lowmemorykiller: Killing 'syz-executor.1' (2343) (tgid 2341), adj 1000, [ 76.835350] to free 132kB on behalf of 'syz-executor.4' (2348) because [ 76.835350] cache 456kB is below limit 6144kB for oom_score_adj 0 [ 76.835350] Free memory is -1240kB above reserved [ 76.835362] lowmemorykiller: Killing 'syz-executor.1' (2343) (tgid 2341), adj 1000, [ 76.835362] to free 132kB on behalf of 'syz-executor.1' (2349) because [ 76.835362] cache 456kB is below limit 6144kB for oom_score_adj 0 [ 76.835362] Free memory is -1044kB above reserved [ 77.005101] vmalloc: allocation failure, allocated 2058375168 of 4221095936 bytes [ 77.005106] vmalloc: allocation failure, allocated 1881395200 of 4221095936 bytes [ 77.005116] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 77.005125] CPU: 1 PID: 2349 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 77.005135] 0000000000000000 659621ce6c8dfbba ffff8801959c7a78 ffffffff81aad1a1 [ 77.005142] 1ffff10032b38f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 77.005149] ffffffff82895020 ffff8801959c7b88 ffffffff8148c0cb 0000000000000000 [ 77.005150] Call Trace: [ 77.005165] [] dump_stack+0xc1/0x120 [ 77.005175] [] warn_alloc_failed.cold+0x78/0x99 [ 77.005183] [] ? zone_watermark_ok_safe+0x290/0x290 [ 77.005191] [] __vmalloc_node_range+0x408/0x650 [ 77.005200] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.005210] [] vmalloc+0x5c/0x70 [ 77.005218] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.005225] [] xt_alloc_table_info+0xc8/0x100 [ 77.005234] [] do_ip6t_set_ctl+0x225/0x450 [ 77.005241] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 77.005251] [] ? mutex_unlock+0x9/0x10 [ 77.005261] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.005268] [] nf_setsockopt+0x6d/0xc0 [ 77.005274] [] ipv6_setsockopt+0x10b/0x140 [ 77.005283] [] tcp_setsockopt+0x8a/0xe0 [ 77.005290] [] sock_common_setsockopt+0x9a/0xe0 [ 77.005298] [] SyS_setsockopt+0x159/0x240 [ 77.005305] [] ? SyS_recv+0x40/0x40 [ 77.005311] [] ? retint_user+0x18/0x3c [ 77.005322] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 77.005329] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 77.015270] Mem-Info: [ 77.015289] active_anon:5283 inactive_anon:36 isolated_anon:0 [ 77.015289] active_file:45 inactive_file:120 isolated_file:0 [ 77.015289] unevictable:0 dirty:2 writeback:0 unstable:0 [ 77.015289] slab_reclaimable:4478 slab_unreclaimable:56602 [ 77.015289] mapped:30 shmem:48 pagetables:495 bounce:0 [ 77.015289] free:5544 free_pcp:330 free_cma:0 [ 77.015312] DMA32 free:6372kB min:4696kB low:5868kB high:7044kB active_anon:9248kB inactive_anon:68kB active_file:0kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:4kB writeback:0kB mapped:44kB shmem:88kB slab_reclaimable:8096kB slab_unreclaimable:100404kB kernel_stack:1920kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:700kB local_pcp:700kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 77.015320] lowmem_reserve[]: 0 3504 3504 [ 77.015342] Normal free:15804kB min:5580kB low:6972kB high:8368kB active_anon:11884kB inactive_anon:76kB active_file:212kB inactive_file:440kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:4kB writeback:0kB mapped:76kB shmem:104kB slab_reclaimable:9816kB slab_unreclaimable:126004kB kernel_stack:2912kB pagetables:1060kB unstable:0kB bounce:0kB free_pcp:620kB local_pcp:620kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 77.015349] lowmem_reserve[]: 0 0 0 [ 77.015380] DMA32: 176*4kB (U) 146*8kB (U) 112*16kB (U) 75*32kB (U) 6*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6448kB [ 77.015416] Normal: 306*4kB (UM) 253*8kB (UMH) 211*16kB (UM) 160*32kB (UM) 9*64kB (UH) 1*128kB (H) 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 15776kB [ 77.015418] 199 total pagecache pages [ 77.015422] 0 pages in swap cache [ 77.015425] Swap cache stats: add 0, delete 0, find 0/0 [ 77.015427] Free swap = 0kB [ 77.015429] Total swap = 0kB [ 77.015431] 1965979 pages RAM [ 77.015433] 0 pages HighMem/MovableOnly [ 77.015434] 313294 pages reserved [ 77.395541] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 77.395551] CPU: 0 PID: 2342 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 77.395562] 0000000000000000 f89d05aaf424cff6 ffff88007934fa78 ffffffff81aad1a1 [ 77.395571] 1ffff1000f269f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 77.395580] ffffffff82895020 ffff88007934fb88 ffffffff8148c0cb 0000000000000000 [ 77.395582] Call Trace: [ 77.395595] [] dump_stack+0xc1/0x120 [ 77.395606] [] warn_alloc_failed.cold+0x78/0x99 [ 77.395615] [] ? zone_watermark_ok_safe+0x290/0x290 [ 77.395624] [] __vmalloc_node_range+0x408/0x650 [ 77.395633] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.395640] [] vmalloc+0x5c/0x70 [ 77.395647] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.395652] [] xt_alloc_table_info+0xc8/0x100 [ 77.395662] [] do_ip6t_set_ctl+0x225/0x450 [ 77.395670] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 77.395679] [] ? mutex_unlock+0x9/0x10 [ 77.395689] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.395697] [] nf_setsockopt+0x6d/0xc0 [ 77.395704] [] ipv6_setsockopt+0x10b/0x140 [ 77.395712] [] tcp_setsockopt+0x8a/0xe0 [ 77.395720] [] sock_common_setsockopt+0x9a/0xe0 [ 77.395728] [] SyS_setsockopt+0x159/0x240 [ 77.395736] [] ? SyS_recv+0x40/0x40 [ 77.395743] [] ? retint_user+0x18/0x3c [ 77.395753] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 77.395760] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 77.395763] Mem-Info: [ 77.395778] active_anon:5283 inactive_anon:36 isolated_anon:0 [ 77.395778] active_file:258 inactive_file:267 isolated_file:49 [ 77.395778] unevictable:0 dirty:2 writeback:0 unstable:0 [ 77.395778] slab_reclaimable:4478 slab_unreclaimable:56654 [ 77.395778] mapped:326 shmem:48 pagetables:495 bounce:0 [ 77.395778] free:7089 free_pcp:162 free_cma:0 [ 77.395803] DMA32 free:18684kB min:4696kB low:5868kB high:7044kB active_anon:9248kB inactive_anon:68kB active_file:168kB inactive_file:176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:4kB writeback:0kB mapped:192kB shmem:88kB slab_reclaimable:8096kB slab_unreclaimable:100404kB kernel_stack:1920kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:204kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:336 all_unreclaimable? no [ 77.395810] lowmem_reserve[]: 0 3504 3504 [ 77.395835] Normal free:9672kB min:5580kB low:6972kB high:8368kB active_anon:11884kB inactive_anon:76kB active_file:864kB inactive_file:768kB unevictable:0kB isolated(anon):0kB isolated(file):196kB present:4718592kB managed:3588764kB mlocked:0kB dirty:4kB writeback:0kB mapped:1112kB shmem:104kB slab_reclaimable:9816kB slab_unreclaimable:126212kB kernel_stack:2912kB pagetables:1060kB unstable:0kB bounce:0kB free_pcp:508kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:1024 all_unreclaimable? no [ 77.395842] lowmem_reserve[]: 0 0 0 [ 77.395879] DMA32: 1*4kB (U) 1*8kB (U) 2*16kB (UM) 0*32kB 123*64kB (U) 58*128kB (U) 13*256kB (UM) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18668kB [ 77.395918] Normal: 20*4kB (UME) 15*8kB (UMEH) 14*16kB (MEH) 9*32kB (UEH) 2*64kB (ME) 29*128kB (UH) 8*256kB (UH) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 9672kB [ 77.395920] 569 total pagecache pages [ 77.395923] 0 pages in swap cache [ 77.395927] Swap cache stats: add 0, delete 0, find 0/0 [ 77.395929] Free swap = 0kB [ 77.395930] Total swap = 0kB [ 77.395933] 1965979 pages RAM [ 77.395940] 0 pages HighMem/MovableOnly [ 77.395942] 313294 pages reserved [ 78.205318] lowmemorykiller: Killing 'syz-executor.3' (2373) (tgid 2372), adj 1000, [ 78.205318] to free 156kB on behalf of 'syz-executor.2' (2391) because [ 78.205318] cache 420kB is below limit 6144kB for oom_score_adj 0 [ 78.205318] Free memory is -1088kB above reserved [ 78.249336] vmalloc: allocation failure, allocated 26120192 of 4221095936 bytes [ 78.249342] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 78.249351] CPU: 1 PID: 2373 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 78.249370] 0000000000000000 7a5d5f9b58719f29 ffff88009f5b7a78 ffffffff81aad1a1 [ 78.249379] 1ffff10013eb6f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 78.249388] ffffffff82895020 ffff88009f5b7b88 ffffffff8148c0cb 7a5d5f9b00000000 [ 78.249390] Call Trace: [ 78.249405] [] dump_stack+0xc1/0x120 [ 78.249415] [] warn_alloc_failed.cold+0x78/0x99 [ 78.249424] [] ? zone_watermark_ok_safe+0x290/0x290 [ 78.249432] [] ? map_vm_area+0xa8/0xe0 [ 78.249440] [] __vmalloc_node_range+0x408/0x650 [ 78.249450] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.249457] [] vmalloc+0x5c/0x70 [ 78.249464] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.249472] [] xt_alloc_table_info+0xc8/0x100 [ 78.249482] [] do_ip6t_set_ctl+0x225/0x450 [ 78.249490] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 78.249500] [] ? mutex_unlock+0x9/0x10 [ 78.249510] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 78.249517] [] nf_setsockopt+0x6d/0xc0 [ 78.249525] [] ipv6_setsockopt+0x10b/0x140 [ 78.249533] [] tcp_setsockopt+0x8a/0xe0 [ 78.249542] [] sock_common_setsockopt+0x9a/0xe0 [ 78.249551] [] SyS_setsockopt+0x159/0x240 [ 78.249558] [] ? SyS_recv+0x40/0x40 [ 78.249566] [] ? retint_user+0x18/0x3c [ 78.249576] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 78.249583] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 78.249586] Mem-Info: [ 78.249603] active_anon:5363 inactive_anon:36 isolated_anon:0 [ 78.249603] active_file:25 inactive_file:9 isolated_file:24 [ 78.249603] unevictable:0 dirty:5 writeback:0 unstable:0 [ 78.249603] slab_reclaimable:4500 slab_unreclaimable:56668 [ 78.249603] mapped:89 shmem:48 pagetables:481 bounce:0 [ 78.249603] free:845 free_pcp:24 free_cma:0 [ 78.249629] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9220kB inactive_anon:68kB active_file:40kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8kB writeback:0kB mapped:232kB shmem:88kB slab_reclaimable:8100kB slab_unreclaimable:100444kB kernel_stack:1920kB pagetables:904kB unstable:0kB bounce:0kB free_pcp:92kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 78.249637] lowmem_reserve[]: 0 3504 3504 [ 78.249662] Normal free:3380kB min:5580kB low:6972kB high:8368kB active_anon:12232kB inactive_anon:76kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):96kB present:4718592kB managed:3588764kB mlocked:0kB dirty:12kB writeback:0kB mapped:124kB shmem:104kB slab_reclaimable:9900kB slab_unreclaimable:126228kB kernel_stack:2912kB pagetables:1020kB unstable:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:260 all_unreclaimable? no [ 78.249668] lowmem_reserve[]: 0 0 0 [ 78.249695] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 78.249729] Normal: 0*4kB 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3368kB [ 78.249731] 153 total pagecache pages [ 78.249734] 0 pages in swap cache [ 78.249738] Swap cache stats: add 0, delete 0, find 0/0 [ 78.249740] Free swap = 0kB [ 78.249742] Total swap = 0kB [ 78.249744] 1965979 pages RAM [ 78.249746] 0 pages HighMem/MovableOnly [ 78.249748] 313294 pages reserved [ 78.447420] vmalloc: allocation failure, allocated 2118193152 of 4221095936 bytes [ 78.447426] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 78.447434] CPU: 1 PID: 2348 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 78.447446] 0000000000000000 b3bdcb8d19f7d82a ffff88012b057a78 ffffffff81aad1a1 [ 78.447454] 1ffff1002560af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 78.447462] ffffffff82895020 ffff88012b057b88 ffffffff8148c0cb dffffc0000000000 [ 78.447464] Call Trace: [ 78.447479] [] dump_stack+0xc1/0x120 [ 78.447489] [] warn_alloc_failed.cold+0x78/0x99 [ 78.447498] [] ? zone_watermark_ok_safe+0x290/0x290 [ 78.447506] [] __vmalloc_node_range+0x408/0x650 [ 78.447515] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.447522] [] vmalloc+0x5c/0x70 [ 78.447529] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.447535] [] xt_alloc_table_info+0xc8/0x100 2019/08/31 11:24:32 executed programs: 19 [ 78.447545] [] do_ip6t_set_ctl+0x225/0x450 [ 78.447553] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 78.447561] [] ? mutex_unlock+0x9/0x10 [ 78.447571] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 78.447578] [] nf_setsockopt+0x6d/0xc0 [ 78.447585] [] ipv6_setsockopt+0x10b/0x140 [ 78.447593] [] tcp_setsockopt+0x8a/0xe0 [ 78.447601] [] sock_common_setsockopt+0x9a/0xe0 [ 78.447609] [] SyS_setsockopt+0x159/0x240 [ 78.447616] [] ? SyS_recv+0x40/0x40 [ 78.447624] [] ? SyS_clock_gettime+0x118/0x1e0 [ 78.447634] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 78.447641] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 78.447644] Mem-Info: [ 78.447660] active_anon:5374 inactive_anon:39 isolated_anon:0 [ 78.447660] active_file:12 inactive_file:45 isolated_file:24 [ 78.447660] unevictable:0 dirty:7 writeback:0 unstable:0 [ 78.447660] slab_reclaimable:4502 slab_unreclaimable:56663 [ 78.447660] mapped:9 shmem:48 pagetables:492 bounce:0 [ 78.447660] free:845 free_pcp:0 free_cma:0 [ 78.447684] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9252kB inactive_anon:76kB active_file:0kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:16kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8100kB slab_unreclaimable:100396kB kernel_stack:1856kB pagetables:936kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:596 all_unreclaimable? yes [ 78.447691] lowmem_reserve[]: 0 3504 3504 [ 78.447714] Normal free:3404kB min:5580kB low:6972kB high:8368kB active_anon:12244kB inactive_anon:80kB active_file:68kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):96kB present:4718592kB managed:3588764kB mlocked:0kB dirty:12kB writeback:0kB mapped:48kB shmem:100kB slab_reclaimable:9908kB slab_unreclaimable:126256kB kernel_stack:2848kB pagetables:1032kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1024 all_unreclaimable? yes [ 78.447720] lowmem_reserve[]: 0 0 0 [ 78.447743] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 78.447774] Normal: 0*4kB 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3368kB [ 78.447776] 80 total pagecache pages [ 78.447779] 0 pages in swap cache [ 78.447783] Swap cache stats: add 0, delete 0, find 0/0 [ 78.447785] Free swap = 0kB [ 78.447787] Total swap = 0kB [ 78.447789] 1965979 pages RAM [ 78.447791] 0 pages HighMem/MovableOnly [ 78.447793] 313294 pages reserved [ 78.448239] vmalloc: allocation failure, allocated 2387968 of 8249344 bytes [ 78.448243] syz-executor.2: page allocation failure: order:0, mode:0x24080c2 [ 78.448249] CPU: 0 PID: 2391 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 78.448258] 0000000000000000 0bc2cbc8a656f8f7 ffff88011904f9e0 ffffffff81aad1a1 [ 78.448266] 1ffff10023209f3f dffffc0000000000 00000000024080c2 0000000000000000 [ 78.448274] ffffffff82895020 ffff88011904faf0 ffffffff8148c0cb 0bc2cbc800000000 [ 78.448276] Call Trace: [ 78.448285] [] dump_stack+0xc1/0x120 [ 78.448293] [] warn_alloc_failed.cold+0x78/0x99 [ 78.448300] [] ? zone_watermark_ok_safe+0x290/0x290 [ 78.448308] [] __vmalloc_node_range+0x408/0x650 [ 78.448315] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.448321] [] __vmalloc_node_range+0x4b3/0x650 [ 78.448328] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.448334] [] vmalloc+0x5c/0x70 [ 78.448340] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.448346] [] xt_alloc_table_info+0xc8/0x100 [ 78.448354] [] do_ip6t_set_ctl+0x225/0x450 [ 78.448361] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 78.448369] [] ? mutex_unlock+0x9/0x10 [ 78.448377] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 78.448384] [] nf_setsockopt+0x6d/0xc0 [ 78.448390] [] ipv6_setsockopt+0x10b/0x140 [ 78.448396] [] tcp_setsockopt+0x8a/0xe0 [ 78.448403] [] sock_common_setsockopt+0x9a/0xe0 [ 78.448410] [] SyS_setsockopt+0x159/0x240 [ 78.448417] [] ? SyS_recv+0x40/0x40 [ 78.448423] [] ? retint_user+0x18/0x3c [ 78.448432] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 78.448443] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 78.448742] vmalloc: allocation failure, allocated 48222208 of 4221095936 bytes [ 78.448746] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 78.448752] CPU: 0 PID: 2392 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 78.448761] 0000000000000000 dc96f2e58af02cc1 ffff880112527a78 ffffffff81aad1a1 [ 78.448768] 1ffff100224a4f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 78.448776] ffffffff82895020 ffff880112527b88 ffffffff8148c0cb 0000000000000000 [ 78.448778] Call Trace: [ 78.448785] [] dump_stack+0xc1/0x120 [ 78.448793] [] warn_alloc_failed.cold+0x78/0x99 [ 78.448800] [] ? zone_watermark_ok_safe+0x290/0x290 [ 78.448807] [] __vmalloc_node_range+0x408/0x650 [ 78.448814] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.448820] [] vmalloc+0x5c/0x70 [ 78.448826] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.448833] [] xt_alloc_table_info+0xc8/0x100 [ 78.448840] [] do_ip6t_set_ctl+0x225/0x450 [ 78.448853] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 78.448860] [] ? mutex_unlock+0x9/0x10 [ 78.448867] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 78.448873] [] nf_setsockopt+0x6d/0xc0 [ 78.448879] [] ipv6_setsockopt+0x10b/0x140 [ 78.448886] [] tcp_setsockopt+0x8a/0xe0 [ 78.448892] [] sock_common_setsockopt+0x9a/0xe0 [ 78.448899] [] SyS_setsockopt+0x159/0x240 [ 78.448906] [] ? SyS_recv+0x40/0x40 [ 78.448912] [] ? retint_user+0x18/0x3c [ 78.448919] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 78.448926] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 78.448928] Mem-Info: [ 78.448943] active_anon:5374 inactive_anon:39 isolated_anon:0 [ 78.448943] active_file:12 inactive_file:45 isolated_file:24 [ 78.448943] unevictable:0 dirty:7 writeback:0 unstable:0 [ 78.448943] slab_reclaimable:4502 slab_unreclaimable:56663 [ 78.448943] mapped:9 shmem:48 pagetables:492 bounce:0 [ 78.448943] free:845 free_pcp:0 free_cma:0 [ 78.448966] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9252kB inactive_anon:76kB active_file:0kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:16kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8100kB slab_unreclaimable:100396kB kernel_stack:1856kB pagetables:936kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:596 all_unreclaimable? yes [ 78.448972] lowmem_reserve[]: 0 3504 3504 [ 78.448995] Normal free:3404kB min:5580kB low:6972kB high:8368kB active_anon:12244kB inactive_anon:80kB active_file:68kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):96kB present:4718592kB managed:3588764kB mlocked:0kB dirty:12kB writeback:0kB mapped:48kB shmem:100kB slab_reclaimable:9908kB slab_unreclaimable:126256kB kernel_stack:2848kB pagetables:1032kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1024 all_unreclaimable? yes [ 78.449001] lowmem_reserve[]: 0 0 0 [ 78.449025] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 78.449056] Normal: 0*4kB 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3368kB [ 78.449057] 80 total pagecache pages [ 78.449060] 0 pages in swap cache [ 78.449063] Swap cache stats: add 0, delete 0, find 0/0 [ 78.449065] Free swap = 0kB [ 78.449067] Total swap = 0kB [ 78.449069] 1965979 pages RAM [ 78.449071] 0 pages HighMem/MovableOnly [ 78.449073] 313294 pages reserved [ 78.449632] Mem-Info: [ 78.449647] active_anon:5374 inactive_anon:39 isolated_anon:0 [ 78.449647] active_file:12 inactive_file:45 isolated_file:24 [ 78.449647] unevictable:0 dirty:7 writeback:0 unstable:0 [ 78.449647] slab_reclaimable:4502 slab_unreclaimable:56663 [ 78.449647] mapped:9 shmem:48 pagetables:492 bounce:0 [ 78.449647] free:845 free_pcp:0 free_cma:0 [ 78.449669] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9252kB inactive_anon:76kB active_file:0kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:16kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8100kB slab_unreclaimable:100396kB kernel_stack:1856kB pagetables:936kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:596 all_unreclaimable? yes [ 78.449676] lowmem_reserve[]: 0 3504 3504 [ 78.449698] Normal free:3404kB min:5580kB low:6972kB high:8368kB active_anon:12244kB inactive_anon:80kB active_file:68kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):96kB present:4718592kB managed:3588764kB mlocked:0kB dirty:12kB writeback:0kB mapped:48kB shmem:100kB slab_reclaimable:9908kB slab_unreclaimable:126256kB kernel_stack:2848kB pagetables:1032kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1024 all_unreclaimable? yes [ 78.449704] lowmem_reserve[]: 0 0 0 [ 78.449729] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 78.449759] Normal: 0*4kB 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3368kB [ 78.449761] 80 total pagecache pages [ 78.449763] 0 pages in swap cache [ 78.449766] Swap cache stats: add 0, delete 0, find 0/0 [ 78.449768] Free swap = 0kB [ 78.449770] Total swap = 0kB [ 78.449772] 1965979 pages RAM [ 78.449774] 0 pages HighMem/MovableOnly [ 78.449775] 313294 pages reserved [ 78.450290] vmalloc: allocation failure, allocated 108994560 of 4221095936 bytes [ 78.450294] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 78.450299] CPU: 0 PID: 2378 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 78.450308] 0000000000000000 dd7e1d923130ec7f ffff880008867a78 ffffffff81aad1a1 [ 78.450316] 1ffff1000110cf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 78.450324] ffffffff82895020 ffff880008867b88 ffffffff8148c0cb 0000000000000000 [ 78.450326] Call Trace: [ 78.450334] [] dump_stack+0xc1/0x120 [ 78.450341] [] warn_alloc_failed.cold+0x78/0x99 [ 78.450348] [] ? zone_watermark_ok_safe+0x290/0x290 [ 78.450356] [] __vmalloc_node_range+0x408/0x650 [ 78.450363] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.450369] [] vmalloc+0x5c/0x70 [ 78.450375] [] ? xt_alloc_table_info+0xc8/0x100 [ 78.450382] [] xt_alloc_table_info+0xc8/0x100 [ 78.450390] [] do_ip6t_set_ctl+0x225/0x450 [ 78.450398] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 78.450405] [] nf_setsockopt+0x6d/0xc0 [ 78.450412] [] ipv6_setsockopt+0x10b/0x140 [ 78.450418] [] tcp_setsockopt+0x8a/0xe0 [ 78.450425] [] sock_common_setsockopt+0x9a/0xe0 [ 78.450433] [] SyS_setsockopt+0x159/0x240 [ 78.450439] [] ? SyS_recv+0x40/0x40 [ 78.450447] [] ? SyS_clock_gettime+0x118/0x1e0 [ 78.450455] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 78.450463] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 78.450465] Mem-Info: [ 78.450479] active_anon:5374 inactive_anon:39 isolated_anon:0 [ 78.450479] active_file:12 inactive_file:45 isolated_file:24 [ 78.450479] unevictable:0 dirty:7 writeback:0 unstable:0 [ 78.450479] slab_reclaimable:4502 slab_unreclaimable:56663 [ 78.450479] mapped:9 shmem:48 pagetables:492 bounce:0 [ 78.450479] free:845 free_pcp:0 free_cma:0 [ 78.450502] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9252kB inactive_anon:76kB active_file:0kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:16kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8100kB slab_unreclaimable:100396kB kernel_stack:1856kB pagetables:936kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:596 all_unreclaimable? yes [ 78.450509] lowmem_reserve[]: 0 3504 3504 [ 78.450532] Normal free:3404kB min:5580kB low:6972kB high:8368kB active_anon:12244kB inactive_anon:80kB active_file:68kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):96kB present:4718592kB managed:3588764kB mlocked:0kB dirty:12kB writeback:0kB mapped:48kB shmem:100kB slab_reclaimable:9908kB slab_unreclaimable:126256kB kernel_stack:2848kB pagetables:1032kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1024 all_unreclaimable? yes 2019/08/31 11:24:37 executed programs: 21 [ 78.450538] lowmem_reserve[]: 0 0 0 [ 78.450562] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 78.450593] Normal: 0*4kB 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3368kB [ 78.450595] 80 total pagecache pages [ 78.450597] 0 pages in swap cache [ 78.450600] Swap cache stats: add 0, delete 0, find 0/0 [ 78.450602] Free swap = 0kB [ 78.450604] Total swap = 0kB [ 78.450606] 1965979 pages RAM [ 78.450607] 0 pages HighMem/MovableOnly [ 78.450609] 313294 pages reserved [ 79.235554] lowmemorykiller: Killing 'syz-executor.5' (2375) (tgid 2371), adj 1000, [ 79.235554] to free 236kB on behalf of 'syz-executor.0' (2387) because [ 79.235554] cache 1220kB is below limit 6144kB for oom_score_adj 0 [ 79.235554] Free memory is -1184kB above reserved [ 80.245440] lowmemorykiller: Killing 'syz-executor.0' (2383) (tgid 2377), adj 1000, [ 80.245440] to free 152kB on behalf of 'kswapd0' (28) because [ 80.245440] cache 2500kB is below limit 6144kB for oom_score_adj 0 [ 80.245440] Free memory is 1268kB above reserved [ 80.454763] vmalloc: allocation failure, allocated 256704512 of 4221095936 bytes [ 80.454769] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 80.454778] CPU: 1 PID: 2383 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 80.454790] 0000000000000000 1f843cda7cd383a0 ffff8801c92d7a78 ffffffff81aad1a1 [ 80.454798] 1ffff1003925af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 80.454806] ffffffff82895020 ffff8801c92d7b88 ffffffff8148c0cb dffffc0000000000 [ 80.454808] Call Trace: [ 80.454823] [] dump_stack+0xc1/0x120 [ 80.454834] [] warn_alloc_failed.cold+0x78/0x99 [ 80.454842] [] ? zone_watermark_ok_safe+0x290/0x290 [ 80.454850] [] __vmalloc_node_range+0x408/0x650 [ 80.454859] [] ? xt_alloc_table_info+0xc8/0x100 [ 80.454865] [] vmalloc+0x5c/0x70 [ 80.454872] [] ? xt_alloc_table_info+0xc8/0x100 [ 80.454879] [] xt_alloc_table_info+0xc8/0x100 [ 80.454888] [] do_ip6t_set_ctl+0x225/0x450 [ 80.454896] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 80.454905] [] ? mutex_unlock+0x9/0x10 [ 80.454914] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 80.454922] [] nf_setsockopt+0x6d/0xc0 [ 80.454929] [] ipv6_setsockopt+0x10b/0x140 [ 80.454937] [] tcp_setsockopt+0x8a/0xe0 [ 80.454945] [] sock_common_setsockopt+0x9a/0xe0 [ 80.454954] [] SyS_setsockopt+0x159/0x240 [ 80.454961] [] ? SyS_recv+0x40/0x40 [ 80.454967] [] ? retint_user+0x18/0x3c [ 80.454977] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 80.454984] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 80.454987] Mem-Info: [ 80.455003] active_anon:5435 inactive_anon:39 isolated_anon:0 [ 80.455003] active_file:22 inactive_file:31 isolated_file:0 [ 80.455003] unevictable:0 dirty:3 writeback:0 unstable:0 [ 80.455003] slab_reclaimable:4553 slab_unreclaimable:56750 [ 80.455003] mapped:37 shmem:48 pagetables:480 bounce:0 [ 80.455003] free:810 free_pcp:359 free_cma:0 [ 80.455028] DMA32 free:28kB min:4696kB low:5868kB high:7044kB active_anon:9388kB inactive_anon:76kB active_file:88kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:128kB shmem:92kB slab_reclaimable:8140kB slab_unreclaimable:99952kB kernel_stack:1888kB pagetables:840kB unstable:0kB bounce:0kB free_pcp:708kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 80.455034] lowmem_reserve[]: 0 3504 3504 [ 80.455057] Normal free:3212kB min:5580kB low:6972kB high:8368kB active_anon:12352kB inactive_anon:80kB active_file:0kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:12kB writeback:0kB mapped:20kB shmem:100kB slab_reclaimable:10072kB slab_unreclaimable:127048kB kernel_stack:2944kB pagetables:1080kB unstable:0kB bounce:0kB free_pcp:728kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 80.455063] lowmem_reserve[]: 0 0 0 [ 80.455089] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 80.455121] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 0*32kB 1*64kB (H) 0*128kB 0*256kB 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3160kB [ 80.455123] 91 total pagecache pages [ 80.455127] 0 pages in swap cache [ 80.455130] Swap cache stats: add 0, delete 0, find 0/0 [ 80.455132] Free swap = 0kB [ 80.455134] Total swap = 0kB [ 80.455137] 1965979 pages RAM [ 80.455138] 0 pages HighMem/MovableOnly [ 80.455140] 313294 pages reserved [ 81.297865] lowmemorykiller: Killing 'syz-executor.0' (2383) (tgid 2377), adj 1000, [ 81.297865] to free 152kB on behalf of 'kswapd0' (28) because [ 81.297865] cache 172kB is below limit 6144kB for oom_score_adj 0 [ 81.297865] Free memory is 1428kB above reserved [ 82.369634] lowmemorykiller: Killing 'syz-executor.0' (2383) (tgid 2377), adj 1000, [ 82.369634] to free 152kB on behalf of 'kswapd0' (28) because [ 82.369634] cache 8744kB is below limit 16384kB for oom_score_adj 6 [ 82.369634] Free memory is 1392kB above reserved [ 83.375472] lowmemorykiller: Killing 'syz-executor.0' (2383) (tgid 2377), adj 1000, [ 83.375472] to free 152kB on behalf of 'syz-executor.2' (2412) because [ 83.375472] cache 180kB is below limit 65536kB for oom_score_adj 12 [ 83.375472] Free memory is 27264kB above reserved [ 83.375482] lowmemorykiller: Killing 'syz-executor.0' (2383) (tgid 2377), adj 1000, [ 83.375482] to free 152kB on behalf of 'syz-executor.3' (2407) because [ 83.375482] cache 180kB is below limit 65536kB for oom_score_adj 12 [ 83.375482] Free memory is 27264kB above reserved [ 84.222669] vmalloc: allocation failure, allocated 3045208064 of 4221095936 bytes [ 84.222675] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 84.222684] CPU: 1 PID: 2375 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 84.222697] 0000000000000000 f14d5d3e1ce31931 ffff8801bc90fa78 ffffffff81aad1a1 [ 84.222706] 1ffff10037921f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 84.222715] ffffffff82895020 ffff8801bc90fb88 ffffffff8148c0cb 0000000000000000 [ 84.222717] Call Trace: [ 84.222732] [] dump_stack+0xc1/0x120 [ 84.222742] [] warn_alloc_failed.cold+0x78/0x99 [ 84.222751] [] ? zone_watermark_ok_safe+0x290/0x290 [ 84.222760] [] __vmalloc_node_range+0x408/0x650 [ 84.222769] [] ? xt_alloc_table_info+0xc8/0x100 [ 84.222775] [] vmalloc+0x5c/0x70 [ 84.222781] [] ? xt_alloc_table_info+0xc8/0x100 [ 84.222787] [] xt_alloc_table_info+0xc8/0x100 [ 84.222797] [] do_ip6t_set_ctl+0x225/0x450 [ 84.222805] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 84.222813] [] ? mutex_unlock+0x9/0x10 [ 84.222823] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 84.222830] [] nf_setsockopt+0x6d/0xc0 [ 84.222837] [] ipv6_setsockopt+0x10b/0x140 [ 84.222845] [] tcp_setsockopt+0x8a/0xe0 [ 84.222857] [] sock_common_setsockopt+0x9a/0xe0 [ 84.222865] [] SyS_setsockopt+0x159/0x240 [ 84.222871] [] ? SyS_recv+0x40/0x40 [ 84.222878] [] ? retint_user+0x18/0x3c [ 84.222888] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 84.222895] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 84.222898] Mem-Info: [ 84.222914] active_anon:5453 inactive_anon:41 isolated_anon:0 [ 84.222914] active_file:25 inactive_file:39 isolated_file:14 [ 84.222914] unevictable:0 dirty:0 writeback:0 unstable:0 [ 84.222914] slab_reclaimable:4594 slab_unreclaimable:56534 [ 84.222914] mapped:66 shmem:48 pagetables:496 bounce:0 [ 84.222914] free:858 free_pcp:344 free_cma:0 [ 84.222937] DMA32 free:236kB min:4696kB low:5868kB high:7044kB active_anon:9496kB inactive_anon:80kB active_file:76kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):56kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:92kB slab_reclaimable:8268kB slab_unreclaimable:99508kB kernel_stack:1856kB pagetables:840kB unstable:0kB bounce:0kB free_pcp:636kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 84.222943] lowmem_reserve[]: 0 3504 3504 [ 84.222965] Normal free:3296kB min:5580kB low:6972kB high:8368kB active_anon:12316kB inactive_anon:84kB active_file:24kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:108kB shmem:100kB slab_reclaimable:10108kB slab_unreclaimable:126628kB kernel_stack:2880kB pagetables:1144kB unstable:0kB bounce:0kB free_pcp:700kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 84.222972] lowmem_reserve[]: 0 0 0 [ 84.223000] DMA32: 2*4kB (U) 2*8kB (U) 0*16kB 1*32kB (U) 1*64kB (U) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 248kB [ 84.223034] Normal: 1*4kB (U) 3*8kB (UH) 1*16kB (H) 2*32kB (UH) 1*64kB (U) 2*128kB (U) 0*256kB 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3500kB [ 84.223036] 122 total pagecache pages [ 84.223039] 0 pages in swap cache [ 84.223042] Swap cache stats: add 0, delete 0, find 0/0 [ 84.223044] Free swap = 0kB [ 84.223045] Total swap = 0kB [ 84.223047] 1965979 pages RAM [ 84.223049] 0 pages HighMem/MovableOnly [ 84.223051] 313294 pages reserved [ 84.440873] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 84.440873] to free 152kB on behalf of 'kswapd0' (28) because [ 84.440873] cache 296kB is below limit 6144kB for oom_score_adj 0 [ 84.440873] Free memory is 1216kB above reserved [ 85.014373] vmalloc: allocation failure, allocated 1982918656 of 4221095936 bytes [ 85.014380] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 85.014389] CPU: 1 PID: 2387 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 85.014401] 0000000000000000 b14f41f11e7f8afe ffff880112c9fa78 ffffffff81aad1a1 [ 85.014410] 1ffff10022593f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 85.014419] ffffffff82895020 ffff880112c9fb88 ffffffff8148c0cb 0000000000000000 [ 85.014421] Call Trace: [ 85.014436] [] dump_stack+0xc1/0x120 [ 85.014447] [] warn_alloc_failed.cold+0x78/0x99 [ 85.014456] [] ? zone_watermark_ok_safe+0x290/0x290 [ 85.014465] [] __vmalloc_node_range+0x408/0x650 [ 85.014475] [] ? xt_alloc_table_info+0xc8/0x100 [ 85.014481] [] vmalloc+0x5c/0x70 [ 85.014489] [] ? xt_alloc_table_info+0xc8/0x100 [ 85.014496] [] xt_alloc_table_info+0xc8/0x100 [ 85.014506] [] do_ip6t_set_ctl+0x225/0x450 [ 85.014514] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 85.014524] [] ? mutex_unlock+0x9/0x10 [ 85.014535] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 85.014542] [] nf_setsockopt+0x6d/0xc0 [ 85.014550] [] ipv6_setsockopt+0x10b/0x140 [ 85.014557] [] tcp_setsockopt+0x8a/0xe0 [ 85.014566] [] sock_common_setsockopt+0x9a/0xe0 [ 85.014576] [] SyS_setsockopt+0x159/0x240 [ 85.014583] [] ? SyS_recv+0x40/0x40 [ 85.014590] [] ? retint_user+0x18/0x3c [ 85.014601] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 85.014608] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 85.014611] Mem-Info: [ 85.014627] active_anon:5453 inactive_anon:41 isolated_anon:0 [ 85.014627] active_file:25 inactive_file:36 isolated_file:0 [ 85.014627] unevictable:0 dirty:0 writeback:0 unstable:0 [ 85.014627] slab_reclaimable:4595 slab_unreclaimable:56568 [ 85.014627] mapped:11 shmem:48 pagetables:496 bounce:0 [ 85.014627] free:769 free_pcp:0 free_cma:0 [ 85.014652] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9496kB inactive_anon:80kB active_file:100kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:92kB slab_reclaimable:8268kB slab_unreclaimable:99568kB kernel_stack:1856kB pagetables:840kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:288 all_unreclaimable? no [ 85.014660] lowmem_reserve[]: 0 3504 3504 [ 85.014684] Normal free:3160kB min:5580kB low:6972kB high:8368kB active_anon:12316kB inactive_anon:84kB active_file:0kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:40kB shmem:100kB slab_reclaimable:10112kB slab_unreclaimable:126704kB kernel_stack:2848kB pagetables:1144kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 85.014691] lowmem_reserve[]: 0 0 0 [ 85.014718] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 85.014750] Normal: 0*4kB 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 2*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3112kB [ 85.014752] 89 total pagecache pages [ 85.014755] 0 pages in swap cache [ 85.014759] Swap cache stats: add 0, delete 0, find 0/0 [ 85.014761] Free swap = 0kB [ 85.014763] Total swap = 0kB [ 85.014765] 1965979 pages RAM [ 85.014767] 0 pages HighMem/MovableOnly [ 85.014769] 313294 pages reserved [ 85.445342] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 85.445342] to free 152kB on behalf of 'syz-executor.2' (2412) because [ 85.445342] cache 164kB is below limit 6144kB for oom_score_adj 0 [ 85.445342] Free memory is -26328kB above reserved [ 86.481607] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 86.481607] to free 152kB on behalf of 'syz-executor.2' (2412) because [ 86.481607] cache 548kB is below limit 6144kB for oom_score_adj 0 [ 86.481607] Free memory is -1260kB above reserved [ 86.481619] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 86.481619] to free 152kB on behalf of 'syz-executor.1' (2105) because [ 86.481619] cache 548kB is below limit 6144kB for oom_score_adj 0 [ 86.481619] Free memory is -1260kB above reserved [ 86.645126] vmalloc: allocation failure, allocated 621936640 of 4221095936 bytes [ 86.645132] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 86.645140] CPU: 0 PID: 2406 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 86.645158] 0000000000000000 827fc12a61886844 ffff880012247a78 ffffffff81aad1a1 [ 86.645166] 1ffff10002448f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 86.645174] ffffffff82895020 ffff880012247b88 ffffffff8148c0cb 0000000000000000 [ 86.645176] Call Trace: [ 86.645191] [] dump_stack+0xc1/0x120 [ 86.645200] [] warn_alloc_failed.cold+0x78/0x99 [ 86.645214] [] ? zone_watermark_ok_safe+0x290/0x290 [ 86.645221] [] __vmalloc_node_range+0x408/0x650 [ 86.645229] [] ? xt_alloc_table_info+0xc8/0x100 [ 86.645235] [] vmalloc+0x5c/0x70 [ 86.645241] [] ? xt_alloc_table_info+0xc8/0x100 [ 86.645247] [] xt_alloc_table_info+0xc8/0x100 [ 86.645256] [] do_ip6t_set_ctl+0x225/0x450 [ 86.645263] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 86.645271] [] ? mutex_unlock+0x9/0x10 [ 86.645281] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 86.645287] [] nf_setsockopt+0x6d/0xc0 [ 86.645294] [] ipv6_setsockopt+0x10b/0x140 [ 86.645302] [] tcp_setsockopt+0x8a/0xe0 [ 86.645309] [] sock_common_setsockopt+0x9a/0xe0 [ 86.645316] [] SyS_setsockopt+0x159/0x240 [ 86.645323] [] ? SyS_recv+0x40/0x40 [ 86.645330] [] ? retint_user+0x18/0x3c [ 86.645340] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 86.645347] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 86.681334] vmalloc: allocation failure, allocated 486166528 of 4221095936 bytes [ 86.681340] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 86.681348] CPU: 0 PID: 2407 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 86.681360] 0000000000000000 cbbed7391ab3dd21 ffff8800acd7fa78 ffffffff81aad1a1 [ 86.681368] 1ffff100159aff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 86.681377] ffffffff82895020 ffff8800acd7fb88 ffffffff8148c0cb ffff880000000000 [ 86.681379] Call Trace: [ 86.681394] [] dump_stack+0xc1/0x120 [ 86.681405] [] warn_alloc_failed.cold+0x78/0x99 [ 86.681414] [] ? zone_watermark_ok_safe+0x290/0x290 [ 86.681423] [] __vmalloc_node_range+0x408/0x650 [ 86.681433] [] ? xt_alloc_table_info+0xc8/0x100 [ 86.681439] [] vmalloc+0x5c/0x70 [ 86.681447] [] ? xt_alloc_table_info+0xc8/0x100 [ 86.681454] [] xt_alloc_table_info+0xc8/0x100 [ 86.681464] [] do_ip6t_set_ctl+0x225/0x450 [ 86.681472] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 86.681481] [] ? mutex_unlock+0x9/0x10 [ 86.681491] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 86.681498] [] nf_setsockopt+0x6d/0xc0 [ 86.681506] [] ipv6_setsockopt+0x10b/0x140 [ 86.681514] [] tcp_setsockopt+0x8a/0xe0 [ 86.681522] [] sock_common_setsockopt+0x9a/0xe0 [ 86.681531] [] SyS_setsockopt+0x159/0x240 [ 86.681538] [] ? SyS_recv+0x40/0x40 [ 86.681546] [] ? retint_user+0x18/0x3c [ 86.681556] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 86.681563] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 86.681566] Mem-Info: [ 86.681583] active_anon:5383 inactive_anon:41 isolated_anon:0 [ 86.681583] active_file:19 inactive_file:23 isolated_file:0 [ 86.681583] unevictable:0 dirty:0 writeback:0 unstable:0 [ 86.681583] slab_reclaimable:4595 slab_unreclaimable:56656 [ 86.681583] mapped:0 shmem:48 pagetables:455 bounce:0 [ 86.681583] free:762 free_pcp:0 free_cma:0 [ 86.681607] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9360kB inactive_anon:80kB active_file:52kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8268kB slab_unreclaimable:99744kB kernel_stack:1856kB pagetables:800kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 86.681615] lowmem_reserve[]: 0 3504 3504 [ 86.681639] Normal free:3072kB min:5580kB low:6972kB high:8368kB active_anon:12172kB inactive_anon:84kB active_file:24kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:100kB slab_reclaimable:10112kB slab_unreclaimable:126880kB kernel_stack:2720kB pagetables:1020kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? no [ 86.681644] lowmem_reserve[]: 0 0 0 [ 86.681670] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 86.681709] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3064kB [ 86.681711] 113 total pagecache pages [ 86.681713] 0 pages in swap cache [ 86.681717] Swap cache stats: add 0, delete 0, find 0/0 [ 86.681719] Free swap = 0kB [ 86.681721] Total swap = 0kB [ 86.681724] 1965979 pages RAM [ 86.681726] 0 pages HighMem/MovableOnly [ 86.681728] 313294 pages reserved [ 86.705265] vmalloc: allocation failure, allocated 127905792 of 4221095936 bytes [ 86.705270] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 86.705279] CPU: 0 PID: 2412 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 86.705289] 0000000000000000 94e0664a28a3f6f4 ffff880091c9fa78 ffffffff81aad1a1 [ 86.705296] 1ffff10012393f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 86.705304] ffffffff82895020 ffff880091c9fb88 ffffffff8148c0cb 0000000000000000 [ 86.705305] Call Trace: [ 86.705319] [] dump_stack+0xc1/0x120 [ 86.705328] [] warn_alloc_failed.cold+0x78/0x99 [ 86.705336] [] ? zone_watermark_ok_safe+0x290/0x290 [ 86.705344] [] __vmalloc_node_range+0x408/0x650 [ 86.705353] [] ? xt_alloc_table_info+0xc8/0x100 [ 86.705359] [] vmalloc+0x5c/0x70 [ 86.705365] [] ? xt_alloc_table_info+0xc8/0x100 [ 86.705371] [] xt_alloc_table_info+0xc8/0x100 [ 86.705380] [] do_ip6t_set_ctl+0x225/0x450 [ 86.705387] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 86.705396] [] ? mutex_unlock+0x9/0x10 [ 86.705406] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 86.705413] [] nf_setsockopt+0x6d/0xc0 [ 86.705419] [] ipv6_setsockopt+0x10b/0x140 [ 86.705426] [] tcp_setsockopt+0x8a/0xe0 [ 86.705433] [] sock_common_setsockopt+0x9a/0xe0 [ 86.705441] [] SyS_setsockopt+0x159/0x240 [ 86.705447] [] ? SyS_recv+0x40/0x40 [ 86.705454] [] ? retint_user+0x18/0x3c [ 86.705463] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 86.705470] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 86.705473] Mem-Info: [ 86.705487] active_anon:5383 inactive_anon:41 isolated_anon:0 [ 86.705487] active_file:19 inactive_file:23 isolated_file:0 [ 86.705487] unevictable:0 dirty:0 writeback:0 unstable:0 [ 86.705487] slab_reclaimable:4595 slab_unreclaimable:56656 [ 86.705487] mapped:0 shmem:48 pagetables:455 bounce:0 [ 86.705487] free:762 free_pcp:0 free_cma:0 [ 86.705510] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9360kB inactive_anon:80kB active_file:52kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8268kB slab_unreclaimable:99744kB kernel_stack:1856kB pagetables:800kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 86.705516] lowmem_reserve[]: 0 3504 3504 [ 86.705538] Normal free:3072kB min:5580kB low:6972kB high:8368kB active_anon:12172kB inactive_anon:84kB active_file:24kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:100kB slab_reclaimable:10112kB slab_unreclaimable:126880kB kernel_stack:2720kB pagetables:1020kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? no [ 86.705544] lowmem_reserve[]: 0 0 0 [ 86.705567] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 86.705601] Normal: 0*4kB 2*8kB (UH) 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3072kB [ 86.705603] 113 total pagecache pages [ 86.705605] 0 pages in swap cache [ 86.705609] Swap cache stats: add 0, delete 0, find 0/0 [ 86.705610] Free swap = 0kB [ 86.705612] Total swap = 0kB [ 86.705614] 1965979 pages RAM [ 86.705616] 0 pages HighMem/MovableOnly [ 86.705618] 313294 pages reserved [ 86.715272] Mem-Info: [ 86.715290] active_anon:5383 inactive_anon:41 isolated_anon:0 [ 86.715290] active_file:19 inactive_file:23 isolated_file:0 [ 86.715290] unevictable:0 dirty:0 writeback:0 unstable:0 [ 86.715290] slab_reclaimable:4595 slab_unreclaimable:56656 [ 86.715290] mapped:0 shmem:48 pagetables:455 bounce:0 [ 86.715290] free:762 free_pcp:0 free_cma:0 [ 86.715313] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9360kB inactive_anon:80kB active_file:52kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:92kB slab_reclaimable:8268kB slab_unreclaimable:99744kB kernel_stack:1856kB pagetables:800kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 86.715318] lowmem_reserve[]: 0 3504 3504 [ 86.715338] Normal free:3072kB min:5580kB low:6972kB high:8368kB active_anon:12172kB inactive_anon:84kB active_file:24kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:100kB slab_reclaimable:10112kB slab_unreclaimable:126880kB kernel_stack:2720kB pagetables:1020kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? no [ 86.715344] lowmem_reserve[]: 0 0 0 [ 86.715370] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 86.715408] Normal: 0*4kB 2*8kB (UH) 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3072kB [ 86.715410] 113 total pagecache pages [ 86.715413] 0 pages in swap cache [ 86.715417] Swap cache stats: add 0, delete 0, find 0/0 [ 86.715419] Free swap = 0kB [ 86.715421] Total swap = 0kB [ 86.715423] 1965979 pages RAM [ 86.715425] 0 pages HighMem/MovableOnly [ 86.715427] 313294 pages reserved [ 87.506278] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 87.506278] to free 152kB on behalf of 'kswapd0' (28) because [ 87.506278] cache 832kB is below limit 6144kB for oom_score_adj 0 [ 87.506278] Free memory is 1376kB above reserved [ 88.529963] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 88.529963] to free 152kB on behalf of 'kswapd0' (28) because [ 88.529963] cache 1044kB is below limit 6144kB for oom_score_adj 0 [ 88.529963] Free memory is 1244kB above reserved [ 89.540046] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 89.540046] to free 152kB on behalf of 'kswapd0' (28) because [ 89.540046] cache 568kB is below limit 6144kB for oom_score_adj 0 [ 89.540046] Free memory is 1376kB above reserved [ 90.565389] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 90.565389] to free 152kB on behalf of 'syz-executor.4' (2424) because [ 90.565389] cache 284kB is below limit 6144kB for oom_score_adj 0 [ 90.565389] Free memory is -1196kB above reserved [ 91.717749] lowmemorykiller: Killing 'syz-executor.0' (2387) (tgid 2377), adj 1000, [ 91.717749] to free 152kB on behalf of 'kswapd0' (28) because [ 91.717749] cache 2396kB is below limit 6144kB for oom_score_adj 0 [ 91.717749] Free memory is 1392kB above reserved [ 92.725341] lowmemorykiller: Killing 'syz-executor.5' (2375) (tgid 2371), adj 1000, [ 92.725341] to free 140kB on behalf of 'syz-executor.0' (2102) because [ 92.725341] cache 152kB is below limit 6144kB for oom_score_adj 0 [ 92.725341] Free memory is -1144kB above reserved [ 92.725352] lowmemorykiller: Killing 'syz-executor.5' (2375) (tgid 2371), adj 1000, [ 92.725352] to free 140kB on behalf of 'kswapd0' (28) because [ 92.725352] cache 300kB is below limit 6144kB for oom_score_adj 0 [ 92.725352] Free memory is -1136kB above reserved [ 93.024225] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 93.024225] to free 132kB on behalf of 'kswapd0' (28) because [ 93.024225] cache 300kB is below limit 6144kB for oom_score_adj 0 [ 93.024225] Free memory is 1376kB above reserved [ 93.087837] vmalloc: allocation failure, allocated 1870401536 of 4221095936 bytes [ 93.087843] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 93.087852] CPU: 0 PID: 2413 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 93.087864] 0000000000000000 4f2c1c773a5d34ea ffff8800a11d7a78 ffffffff81aad1a1 [ 93.087872] 1ffff1001423af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 93.087881] ffffffff82895020 ffff8800a11d7b88 ffffffff8148c0cb 0000000000000000 [ 93.087883] Call Trace: [ 93.087898] [] dump_stack+0xc1/0x120 [ 93.087910] [] warn_alloc_failed.cold+0x78/0x99 [ 93.087919] [] ? zone_watermark_ok_safe+0x290/0x290 [ 93.087928] [] __vmalloc_node_range+0x408/0x650 [ 93.087937] [] ? xt_alloc_table_info+0xc8/0x100 [ 93.087944] [] vmalloc+0x5c/0x70 [ 93.087951] [] ? xt_alloc_table_info+0xc8/0x100 [ 93.087959] [] xt_alloc_table_info+0xc8/0x100 [ 93.087969] [] do_ip6t_set_ctl+0x225/0x450 [ 93.087977] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 93.087986] [] ? mutex_unlock+0x9/0x10 [ 93.087998] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 93.088005] [] nf_setsockopt+0x6d/0xc0 [ 93.088013] [] ipv6_setsockopt+0x10b/0x140 [ 93.088022] [] tcp_setsockopt+0x8a/0xe0 [ 93.088030] [] sock_common_setsockopt+0x9a/0xe0 [ 93.088039] [] SyS_setsockopt+0x159/0x240 [ 93.088046] [] ? SyS_recv+0x40/0x40 [ 93.088053] [] ? retint_user+0x18/0x3c [ 93.088064] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 93.088071] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 93.088074] Mem-Info: [ 93.088091] active_anon:5099 inactive_anon:39 isolated_anon:0 [ 93.088091] active_file:33 inactive_file:41 isolated_file:0 [ 93.088091] unevictable:0 dirty:0 writeback:0 unstable:0 [ 93.088091] slab_reclaimable:4654 slab_unreclaimable:56614 [ 93.088091] mapped:59 shmem:48 pagetables:431 bounce:0 [ 93.088091] free:693 free_pcp:0 free_cma:0 [ 93.088116] DMA32 free:48kB min:4696kB low:5868kB high:7044kB active_anon:9048kB inactive_anon:68kB active_file:124kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:172kB shmem:80kB slab_reclaimable:8348kB slab_unreclaimable:98324kB kernel_stack:1952kB pagetables:800kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 93.088124] lowmem_reserve[]: 0 3504 3504 [ 93.088149] Normal free:2724kB min:5580kB low:6972kB high:8368kB active_anon:11348kB inactive_anon:88kB active_file:8kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:112kB slab_reclaimable:10268kB slab_unreclaimable:128132kB kernel_stack:2592kB pagetables:924kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 93.088155] lowmem_reserve[]: 0 0 0 [ 93.088182] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 93.088218] Normal: 0*4kB 1*8kB (H) 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2808kB [ 93.088220] 160 total pagecache pages [ 93.088223] 0 pages in swap cache [ 93.088227] Swap cache stats: add 0, delete 0, find 0/0 [ 93.088229] Free swap = 0kB [ 93.088231] Total swap = 0kB [ 93.088234] 1965979 pages RAM [ 93.088236] 0 pages HighMem/MovableOnly [ 93.088238] 313294 pages reserved [ 94.025427] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 94.025427] to free 132kB on behalf of 'syz-executor.1' (2420) because [ 94.025427] cache 184kB is below limit 6144kB for oom_score_adj 0 [ 94.025427] Free memory is -26520kB above reserved [ 95.035596] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 95.035596] to free 132kB on behalf of 'kswapd0' (28) because [ 95.035596] cache 160kB is below limit 6144kB for oom_score_adj 0 [ 95.035596] Free memory is -26456kB above reserved [ 96.045417] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 96.045417] to free 132kB on behalf of 'syz-execprog' (2070) because [ 96.045417] cache 296kB is below limit 6144kB for oom_score_adj 0 [ 96.045417] Free memory is -1208kB above reserved [ 97.056553] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 97.056553] to free 132kB on behalf of 'syz-executor.1' (2425) because [ 97.056553] cache 324kB is below limit 6144kB for oom_score_adj 0 [ 97.056553] Free memory is -1092kB above reserved [ 97.360238] vmalloc: allocation failure, allocated 1115537408 of 4221095936 bytes [ 97.360244] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 97.360254] CPU: 1 PID: 2425 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 97.360258] vmalloc: allocation failure, allocated 1077125120 of 4221095936 bytes [ 97.360265] 0000000000000000 [ 97.360265] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 97.360271] 88b9bcfd8ae439c6 ffff880076a37a78 ffffffff81aad1a1 [ 97.360279] 1ffff1000ed46f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 97.360287] ffffffff82895020 ffff880076a37b88 ffffffff8148c0cb dffffc0000000000 [ 97.360288] Call Trace: [ 97.360302] [] dump_stack+0xc1/0x120 [ 97.360312] [] warn_alloc_failed.cold+0x78/0x99 [ 97.360319] [] ? zone_watermark_ok_safe+0x290/0x290 [ 97.360327] [] __vmalloc_node_range+0x408/0x650 [ 97.360335] [] ? xt_alloc_table_info+0xc8/0x100 [ 97.360342] [] vmalloc+0x5c/0x70 [ 97.360348] [] ? xt_alloc_table_info+0xc8/0x100 [ 97.360354] [] xt_alloc_table_info+0xc8/0x100 [ 97.360363] [] do_ip6t_set_ctl+0x225/0x450 [ 97.360370] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 97.360379] [] ? mutex_unlock+0x9/0x10 [ 97.360388] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 97.360394] [] nf_setsockopt+0x6d/0xc0 [ 97.360401] [] ipv6_setsockopt+0x10b/0x140 [ 97.360409] [] tcp_setsockopt+0x8a/0xe0 [ 97.360415] [] sock_common_setsockopt+0x9a/0xe0 [ 97.360423] [] SyS_setsockopt+0x159/0x240 [ 97.360429] [] ? SyS_recv+0x40/0x40 [ 97.360435] [] ? retint_user+0x18/0x3c [ 97.360445] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 97.360451] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 97.360454] Mem-Info: [ 97.360459] CPU: 0 PID: 2424 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 97.360473] active_anon:5043 inactive_anon:39 isolated_anon:0 [ 97.360473] active_file:0 inactive_file:5 isolated_file:0 [ 97.360473] unevictable:0 dirty:0 writeback:0 unstable:0 [ 97.360473] slab_reclaimable:4670 slab_unreclaimable:56561 [ 97.360473] mapped:19 shmem:48 pagetables:405 bounce:0 [ 97.360473] free:670 free_pcp:59 free_cma:0 [ 97.360498] 0000000000000000 [ 97.360499] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9000kB inactive_anon:68kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:72kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98004kB kernel_stack:1888kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 97.360502] 083050fecf9ae9db [ 97.360504] lowmem_reserve[]: 2019/08/31 11:24:51 executed programs: 24 [ 97.360505] ffff880098cc7a78 [ 97.360507] 0 [ 97.360509] ffffffff81aad1a1 [ 97.360510] 3504 [ 97.360510] [ 97.360514] 3504 [ 97.360515] 1ffff10013198f52 [ 97.360515] [ 97.360540] dffffc0000000000 [ 97.360541] Normal free:2680kB min:5580kB low:6972kB high:8368kB active_anon:11172kB inactive_anon:88kB active_file:0kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128240kB kernel_stack:2592kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:236kB local_pcp:120kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? yes [ 97.360543] 00000000024000c2 [ 97.360545] lowmem_reserve[]: [ 97.360546] 0000000000000000 [ 97.360547] 0 [ 97.360548] [ 97.360550] 0 [ 97.360552] ffffffff82895020 [ 97.360554] 0 [ 97.360555] ffff880098cc7b88 [ 97.360555] [ 97.360558] ffffffff8148c0cb [ 97.360560] DMA32: [ 97.360562] ffff880000000000 [ 97.360563] 0*4kB [ 97.360563] [ 97.360566] 0*8kB [ 97.360566] Call Trace: [ 97.360575] 0*16kB [ 97.360575] [] dump_stack+0xc1/0x120 [ 97.360584] 0*32kB [ 97.360584] [] warn_alloc_failed.cold+0x78/0x99 [ 97.360592] 0*64kB [ 97.360592] [] ? zone_watermark_ok_safe+0x290/0x290 [ 97.360600] 0*128kB [ 97.360601] [] __vmalloc_node_range+0x408/0x650 [ 97.360609] 0*256kB [ 97.360610] [] ? xt_alloc_table_info+0xc8/0x100 [ 97.360617] 0*512kB [ 97.360617] [] vmalloc+0x5c/0x70 [ 97.360626] 0*1024kB [ 97.360626] [] ? xt_alloc_table_info+0xc8/0x100 [ 97.360634] 0*2048kB [ 97.360635] [] xt_alloc_table_info+0xc8/0x100 [ 97.360643] 0*4096kB [ 97.360644] [] do_ip6t_set_ctl+0x225/0x450 [ 97.360645] = 0kB [ 97.360653] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 97.360661] Normal: [ 97.360661] [] ? mutex_unlock+0x9/0x10 [ 97.360670] 0*4kB [ 97.360670] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 97.360678] 0*8kB [ 97.360679] [] nf_setsockopt+0x6d/0xc0 [ 97.360686] 1*16kB [ 97.360686] [] ipv6_setsockopt+0x10b/0x140 [ 97.360694] (H) [ 97.360694] [] tcp_setsockopt+0x8a/0xe0 [ 97.360701] 1*32kB [ 97.360702] [] sock_common_setsockopt+0x9a/0xe0 [ 97.360709] (H) [ 97.360710] [] SyS_setsockopt+0x159/0x240 [ 97.360718] 1*64kB [ 97.360718] [] ? SyS_recv+0x40/0x40 [ 97.360728] (H) [ 97.360728] [] ? SyS_clock_gettime+0x118/0x1e0 [ 97.360737] 0*128kB [ 97.360738] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 97.360745] 0*256kB [ 97.360746] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 97.360748] 1*512kB [ 97.360749] Mem-Info: [ 97.360764] (H) [ 97.360764] active_anon:5043 inactive_anon:39 isolated_anon:0 [ 97.360764] active_file:0 inactive_file:5 isolated_file:0 [ 97.360764] unevictable:0 dirty:0 writeback:0 unstable:0 [ 97.360764] slab_reclaimable:4670 slab_unreclaimable:56561 [ 97.360764] mapped:19 shmem:48 pagetables:405 bounce:0 [ 97.360764] free:670 free_pcp:59 free_cma:0 [ 97.360788] 2*1024kB [ 97.360789] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9000kB inactive_anon:68kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:72kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98004kB kernel_stack:1888kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 97.360791] (H) [ 97.360793] lowmem_reserve[]: [ 97.360794] 0*2048kB [ 97.360796] 0 [ 97.360798] 0*4096kB [ 97.360800] 3504 [ 97.360800] = 2672kB [ 97.360803] 3504 [ 97.360804] 129 total pagecache pages [ 97.360805] [ 97.360828] Normal free:2680kB min:5580kB low:6972kB high:8368kB active_anon:11172kB inactive_anon:88kB active_file:0kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128240kB kernel_stack:2592kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:236kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? yes [ 97.360830] 0 pages in swap cache [ 97.360835] lowmem_reserve[]: [ 97.360835] Swap cache stats: add 0, delete 0, find 0/0 [ 97.360838] 0 [ 97.360838] Free swap = 0kB [ 97.360841] 0 [ 97.360841] Total swap = 0kB [ 97.360844] 0 [ 97.360844] 1965979 pages RAM [ 97.360845] [ 97.360846] 0 pages HighMem/MovableOnly [ 97.360849] DMA32: [ 97.360849] 313294 pages reserved [ 97.360869] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 97.360898] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2672kB [ 97.360900] 129 total pagecache pages [ 97.360902] 0 pages in swap cache [ 97.360905] Swap cache stats: add 0, delete 0, find 0/0 [ 97.360907] Free swap = 0kB [ 97.360909] Total swap = 0kB [ 97.360911] 1965979 pages RAM [ 97.360912] 0 pages HighMem/MovableOnly [ 97.360914] 313294 pages reserved [ 97.365287] vmalloc: allocation failure, allocated 561963008 of 4221095936 bytes [ 97.365291] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 97.365297] CPU: 0 PID: 2435 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 97.365307] 0000000000000000 2671c40186e1f19b ffff8801078cfa78 ffffffff81aad1a1 [ 97.365314] 1ffff10020f19f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 97.365321] ffffffff82895020 ffff8801078cfb88 ffffffff8148c0cb 0000000000000000 [ 97.365322] Call Trace: [ 97.365335] [] dump_stack+0xc1/0x120 [ 97.365343] [] warn_alloc_failed.cold+0x78/0x99 [ 97.365352] [] ? zone_watermark_ok_safe+0x290/0x290 [ 97.365360] [] __vmalloc_node_range+0x408/0x650 [ 97.365368] [] ? xt_alloc_table_info+0xc8/0x100 [ 97.365392] [] vmalloc+0x5c/0x70 [ 97.365397] [] ? xt_alloc_table_info+0xc8/0x100 [ 97.365403] [] xt_alloc_table_info+0xc8/0x100 [ 97.365410] [] do_ip6t_set_ctl+0x225/0x450 [ 97.365416] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 97.365424] [] ? mutex_unlock+0x9/0x10 [ 97.365433] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 97.365440] [] nf_setsockopt+0x6d/0xc0 [ 97.365446] [] ipv6_setsockopt+0x10b/0x140 [ 97.365454] [] tcp_setsockopt+0x8a/0xe0 [ 97.365461] [] sock_common_setsockopt+0x9a/0xe0 [ 97.365469] [] SyS_setsockopt+0x159/0x240 [ 97.365476] [] ? SyS_recv+0x40/0x40 [ 97.365482] [] ? retint_user+0x18/0x3c [ 97.365491] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 97.365498] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 97.365500] Mem-Info: [ 97.365515] active_anon:5043 inactive_anon:39 isolated_anon:0 [ 97.365515] active_file:0 inactive_file:5 isolated_file:0 [ 97.365515] unevictable:0 dirty:0 writeback:0 unstable:0 [ 97.365515] slab_reclaimable:4670 slab_unreclaimable:56561 [ 97.365515] mapped:19 shmem:48 pagetables:405 bounce:0 [ 97.365515] free:670 free_pcp:59 free_cma:0 [ 97.365537] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9000kB inactive_anon:68kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:72kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98004kB kernel_stack:1888kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 97.365543] lowmem_reserve[]: 0 3504 3504 [ 97.365566] Normal free:2680kB min:5580kB low:6972kB high:8368kB active_anon:11172kB inactive_anon:88kB active_file:0kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128240kB kernel_stack:2592kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:236kB local_pcp:116kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? yes [ 97.365572] lowmem_reserve[]: 0 0 0 [ 97.365596] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 97.365626] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2672kB [ 97.365628] 129 total pagecache pages [ 97.365631] 0 pages in swap cache [ 97.365634] Swap cache stats: add 0, delete 0, find 0/0 [ 97.365636] Free swap = 0kB [ 97.365638] Total swap = 0kB [ 97.365640] 1965979 pages RAM [ 97.365641] 0 pages HighMem/MovableOnly [ 97.365643] 313294 pages reserved [ 98.065328] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 98.065328] to free 132kB on behalf of 'udevd' (468) because [ 98.065328] cache 116kB is below limit 6144kB for oom_score_adj 0 [ 98.065328] Free memory is -12852kB above reserved [ 99.085397] lowmemorykiller: Killing 'syz-executor.3' (2413) (tgid 2403), adj 1000, [ 99.085397] to free 132kB on behalf of 'kswapd0' (28) because [ 99.085397] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 99.085397] Free memory is 1292kB above reserved [ 99.917534] vmalloc: allocation failure, allocated 896299008 of 4221095936 bytes [ 99.917540] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 99.917550] CPU: 1 PID: 2437 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 99.917562] 0000000000000000 09ad8fd83bfdcda9 ffff8801c9acfa78 ffffffff81aad1a1 [ 99.917571] 1ffff10039359f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 99.917580] ffffffff82895020 ffff8801c9acfb88 ffffffff8148c0cb dffffc0000000000 [ 99.917582] Call Trace: [ 99.917597] [] dump_stack+0xc1/0x120 [ 99.917608] [] warn_alloc_failed.cold+0x78/0x99 [ 99.917617] [] ? zone_watermark_ok_safe+0x290/0x290 [ 99.917626] [] __vmalloc_node_range+0x408/0x650 [ 99.917636] [] ? xt_alloc_table_info+0xc8/0x100 [ 99.917643] [] vmalloc+0x5c/0x70 [ 99.917650] [] ? xt_alloc_table_info+0xc8/0x100 [ 99.917657] [] xt_alloc_table_info+0xc8/0x100 [ 99.917667] [] do_ip6t_set_ctl+0x225/0x450 [ 99.917675] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 99.917685] [] ? mutex_unlock+0x9/0x10 [ 99.917695] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 99.917703] [] nf_setsockopt+0x6d/0xc0 [ 99.917711] [] ipv6_setsockopt+0x10b/0x140 [ 99.917719] [] tcp_setsockopt+0x8a/0xe0 [ 99.917727] [] sock_common_setsockopt+0x9a/0xe0 [ 99.917736] [] SyS_setsockopt+0x159/0x240 [ 99.917743] [] ? SyS_recv+0x40/0x40 [ 99.917751] [] ? retint_user+0x18/0x3c [ 99.917761] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 99.917768] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 99.917771] Mem-Info: [ 99.917788] active_anon:5044 inactive_anon:39 isolated_anon:0 [ 99.917788] active_file:24 inactive_file:10 isolated_file:0 [ 99.917788] unevictable:0 dirty:0 writeback:0 unstable:0 [ 99.917788] slab_reclaimable:4670 slab_unreclaimable:56707 [ 99.917788] mapped:17 shmem:48 pagetables:405 bounce:0 [ 99.917788] free:661 free_pcp:0 free_cma:0 2019/08/31 11:24:58 executed programs: 28 [ 99.917813] DMA32 free:16kB min:4696kB low:5868kB high:7044kB active_anon:9000kB inactive_anon:68kB active_file:0kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:44kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98172kB kernel_stack:1888kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 99.917821] lowmem_reserve[]: 0 3504 3504 [ 99.917845] Normal free:2628kB min:5580kB low:6972kB high:8368kB active_anon:11176kB inactive_anon:88kB active_file:96kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128656kB kernel_stack:2592kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 99.917851] lowmem_reserve[]: 0 0 0 [ 99.917878] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 99.917909] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2592kB [ 99.917911] 82 total pagecache pages [ 99.917913] 0 pages in swap cache [ 99.917917] Swap cache stats: add 0, delete 0, find 0/0 [ 99.917919] Free swap = 0kB [ 99.917921] Total swap = 0kB [ 99.917924] 1965979 pages RAM [ 99.917926] 0 pages HighMem/MovableOnly [ 99.917928] 313294 pages reserved [ 100.095290] lowmemorykiller: Killing 'syz-executor.1' (2420) (tgid 2419), adj 1000, [ 100.095290] to free 132kB on behalf of 'syz-executor.4' (2421) because [ 100.095290] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 100.095290] Free memory is -26784kB above reserved [ 100.109330] vmalloc: allocation failure, allocated 1343107072 of 4221095936 bytes [ 100.109336] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 100.109345] CPU: 0 PID: 2420 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 100.109357] 0000000000000000 b5dc2a4038d141e4 ffff880054797a78 ffffffff81aad1a1 [ 100.109365] 1ffff1000a8f2f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 100.109373] ffffffff82895020 ffff880054797b88 ffffffff8148c0cb dffffc0000000000 [ 100.109375] Call Trace: [ 100.109389] [] dump_stack+0xc1/0x120 [ 100.109401] [] warn_alloc_failed.cold+0x78/0x99 [ 100.109409] [] ? zone_watermark_ok_safe+0x290/0x290 [ 100.109417] [] __vmalloc_node_range+0x408/0x650 [ 100.109426] [] ? xt_alloc_table_info+0xc8/0x100 [ 100.109433] [] vmalloc+0x5c/0x70 [ 100.109440] [] ? xt_alloc_table_info+0xc8/0x100 [ 100.109446] [] xt_alloc_table_info+0xc8/0x100 [ 100.109456] [] do_ip6t_set_ctl+0x225/0x450 [ 100.109464] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 100.109472] [] ? mutex_unlock+0x9/0x10 [ 100.109482] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 100.109489] [] nf_setsockopt+0x6d/0xc0 [ 100.109496] [] ipv6_setsockopt+0x10b/0x140 [ 100.109504] [] tcp_setsockopt+0x8a/0xe0 [ 100.109512] [] sock_common_setsockopt+0x9a/0xe0 [ 100.109521] [] SyS_setsockopt+0x159/0x240 [ 100.109528] [] ? SyS_recv+0x40/0x40 [ 100.109534] [] ? retint_user+0x18/0x3c [ 100.109544] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 100.109551] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 100.109554] Mem-Info: [ 100.109570] active_anon:5044 inactive_anon:39 isolated_anon:0 [ 100.109570] active_file:24 inactive_file:10 isolated_file:0 [ 100.109570] unevictable:0 dirty:0 writeback:0 unstable:0 [ 100.109570] slab_reclaimable:4670 slab_unreclaimable:56707 [ 100.109570] mapped:17 shmem:48 pagetables:405 bounce:0 [ 100.109570] free:661 free_pcp:0 free_cma:0 [ 100.109594] DMA32 free:16kB min:4696kB low:5868kB high:7044kB active_anon:9000kB inactive_anon:68kB active_file:0kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:44kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98172kB kernel_stack:1888kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 100.109601] lowmem_reserve[]: 0 3504 3504 [ 100.109624] Normal free:2628kB min:5580kB low:6972kB high:8368kB active_anon:11176kB inactive_anon:88kB active_file:96kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128656kB kernel_stack:2592kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 100.109630] lowmem_reserve[]: 0 0 0 [ 100.109655] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 100.109684] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2592kB [ 100.109686] 82 total pagecache pages [ 100.109688] 0 pages in swap cache [ 100.109692] Swap cache stats: add 0, delete 0, find 0/0 [ 100.109694] Free swap = 0kB [ 100.109696] Total swap = 0kB [ 100.109698] 1965979 pages RAM [ 100.109700] 0 pages HighMem/MovableOnly [ 100.109702] 313294 pages reserved [ 100.465321] syz-executor.2: page allocation failure: order:0, mode:0x2280020 [ 100.465331] CPU: 0 PID: 2435 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 100.465342] 0000000000000000 2671c40186e1f19b ffff8801db607668 ffffffff81aad1a1 [ 100.465350] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 100.465359] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffff880100000000 [ 100.465360] Call Trace: [ 100.465379] [] dump_stack+0xc1/0x120 [ 100.465390] [] warn_alloc_failed.cold+0x78/0x99 [ 100.465398] [] ? zone_watermark_ok_safe+0x290/0x290 [ 100.465406] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 100.465413] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 100.465421] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 100.465430] [] ? find_busiest_group+0x39c/0x6590 [ 100.465438] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 100.465447] [] ? cpuacct_charge+0x19e/0x360 [ 100.465453] [] new_slab+0x2e5/0x380 [ 100.465460] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 100.465469] [] ? __alloc_skb+0xec/0x5d0 [ 100.465476] [] ? trace_hardirqs_on+0x10/0x10 [ 100.465484] [] ? check_preemption_disabled+0x3c/0x200 [ 100.465490] [] ? __alloc_skb+0xec/0x5d0 [ 100.465497] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 100.465503] [] ? __alloc_skb+0xec/0x5d0 [ 100.465509] [] kmem_cache_alloc+0x214/0x2c0 [ 100.465516] [] __alloc_skb+0xec/0x5d0 [ 100.465522] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 100.465530] [] ? ipv6_get_ifaddr+0x304/0x520 [ 100.465536] [] ? trace_hardirqs_on+0xd/0x10 [ 100.465545] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 100.465553] [] ndisc_alloc_skb+0x13c/0x330 [ 100.465559] [] ndisc_send_rs+0x288/0x430 [ 100.465566] [] addrconf_rs_timer+0x290/0x5c0 [ 100.465572] [] ? debug_object_deactivate+0x104/0x360 [ 100.465579] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.465586] [] call_timer_fn+0x18d/0x850 [ 100.465591] [] ? call_timer_fn+0xde/0x850 [ 100.465597] [] ? debug_object_activate+0x470/0x470 [ 100.465604] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.465610] [] ? process_timeout+0x20/0x20 [ 100.465616] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 100.465623] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 100.465629] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.465636] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.465642] [] run_timer_softirq+0x51f/0xb70 [ 100.465648] [] ? call_timer_fn+0x850/0x850 [ 100.465657] [] __do_softirq+0x226/0xa3f [ 100.465664] [] irq_exit+0x10a/0x150 [ 100.465671] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 100.465678] [] apic_timer_interrupt+0x9d/0xb0 [ 100.465687] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 100.465694] [] debug_check_no_obj_freed+0x2b9/0x6e0 [ 100.465701] [] ? find_vmap_area+0x1f/0x110 [ 100.465708] [] ? debug_object_active_state+0x380/0x380 [ 100.465714] [] ? _raw_spin_unlock+0x2d/0x50 [ 100.465720] [] __vunmap+0x13b/0x3f0 [ 100.465727] [] vfree+0x50/0x110 [ 100.465734] [] __vmalloc_node_range+0x435/0x650 [ 100.465742] [] ? xt_alloc_table_info+0xc8/0x100 [ 100.465749] [] vmalloc+0x5c/0x70 [ 100.465756] [] ? xt_alloc_table_info+0xc8/0x100 [ 100.465763] [] xt_alloc_table_info+0xc8/0x100 [ 100.465772] [] do_ip6t_set_ctl+0x225/0x450 [ 100.465780] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 100.465788] [] ? mutex_unlock+0x9/0x10 [ 100.465797] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 100.465804] [] nf_setsockopt+0x6d/0xc0 [ 100.465811] [] ipv6_setsockopt+0x10b/0x140 [ 100.465819] [] tcp_setsockopt+0x8a/0xe0 [ 100.465827] [] sock_common_setsockopt+0x9a/0xe0 [ 100.465835] [] SyS_setsockopt+0x159/0x240 [ 100.465842] [] ? SyS_recv+0x40/0x40 [ 100.465848] [] ? retint_user+0x18/0x3c [ 100.465858] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 100.465865] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 100.465868] Mem-Info: [ 100.465884] active_anon:5044 inactive_anon:39 isolated_anon:0 [ 100.465884] active_file:9 inactive_file:19 isolated_file:0 [ 100.465884] unevictable:0 dirty:0 writeback:0 unstable:0 [ 100.465884] slab_reclaimable:4670 slab_unreclaimable:56708 [ 100.465884] mapped:3 shmem:48 pagetables:405 bounce:0 [ 100.465884] free:645 free_pcp:0 free_cma:0 [ 100.465908] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9000kB inactive_anon:68kB active_file:36kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98176kB kernel_stack:1888kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:8 all_unreclaimable? no [ 100.465914] lowmem_reserve[]: 0 3504 3504 [ 100.465937] Normal free:2592kB min:5580kB low:6972kB high:8368kB active_anon:11176kB inactive_anon:88kB active_file:0kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128656kB kernel_stack:2592kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no [ 100.465943] lowmem_reserve[]: 0 0 0 [ 100.465972] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 100.466000] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2592kB [ 100.466002] 76 total pagecache pages [ 100.466005] 0 pages in swap cache [ 100.466008] Swap cache stats: add 0, delete 0, find 0/0 [ 100.466010] Free swap = 0kB [ 100.466012] Total swap = 0kB [ 100.466014] 1965979 pages RAM [ 100.466016] 0 pages HighMem/MovableOnly [ 100.466018] 313294 pages reserved [ 100.466023] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 100.466028] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 100.466033] node 0: slabs: 588, objs: 7056, free: 0 [ 100.466039] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 100.625294] syz-executor.2: page allocation failure: order:0, mode:0x2280020 [ 100.625298] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 100.625305] CPU: 0 PID: 2435 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 100.625310] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 100.625317] 0000000000000000 [ 100.625317] node 0: slabs: 588, objs: 7056, free: 0 [ 100.625323] 2671c40186e1f19b ffff8801db607668 [ 100.625323] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 100.625326] ffffffff81aad1a1 2019/08/31 11:25:04 executed programs: 30 [ 100.625333] 1ffff1003b6c0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 100.625341] 0000000000000000 ffff8801db607778 ffffffff8148c0cb ffff880100000000 [ 100.625342] Call Trace: [ 100.625357] [] dump_stack+0xc1/0x120 [ 100.625366] [] warn_alloc_failed.cold+0x78/0x99 [ 100.625374] [] ? zone_watermark_ok_safe+0x290/0x290 [ 100.625382] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 100.625389] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 100.625396] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 100.625403] [] ? find_busiest_group+0x39c/0x6590 [ 100.625409] [] ? format_decode+0x209/0xb80 [ 100.625415] [] new_slab+0x2e5/0x380 [ 100.625421] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 100.625429] [] ? __alloc_skb+0xec/0x5d0 [ 100.625437] [] ? trace_hardirqs_on+0x10/0x10 [ 100.625444] [] ? check_preemption_disabled+0x3c/0x200 [ 100.625451] [] ? __alloc_skb+0xec/0x5d0 [ 100.625458] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 100.625464] [] ? __alloc_skb+0xec/0x5d0 [ 100.625471] [] kmem_cache_alloc+0x214/0x2c0 [ 100.625478] [] __alloc_skb+0xec/0x5d0 [ 100.625485] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 100.625493] [] ? ipv6_get_ifaddr+0x304/0x520 [ 100.625498] [] ? trace_hardirqs_on+0xd/0x10 [ 100.625505] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 100.625512] [] ndisc_alloc_skb+0x13c/0x330 [ 100.625518] [] ndisc_send_rs+0x288/0x430 [ 100.625524] [] addrconf_rs_timer+0x290/0x5c0 [ 100.625529] [] ? debug_object_deactivate+0x104/0x360 [ 100.625535] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.625541] [] call_timer_fn+0x18d/0x850 [ 100.625547] [] ? call_timer_fn+0xde/0x850 [ 100.625552] [] ? debug_object_activate+0x470/0x470 [ 100.625558] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.625563] [] ? process_timeout+0x20/0x20 [ 100.625568] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 100.625576] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 100.625582] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.625589] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 100.625596] [] run_timer_softirq+0x51f/0xb70 [ 100.625602] [] ? call_timer_fn+0x850/0x850 [ 100.625611] [] __do_softirq+0x226/0xa3f [ 100.625619] [] irq_exit+0x10a/0x150 [ 100.625627] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 100.625634] [] apic_timer_interrupt+0x9d/0xb0 [ 100.625643] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 100.625650] [] debug_check_no_obj_freed+0x2b9/0x6e0 [ 100.625658] [] ? find_vmap_area+0x1f/0x110 [ 100.625665] [] ? debug_object_active_state+0x380/0x380 [ 100.625671] [] ? _raw_spin_unlock+0x2d/0x50 [ 100.625678] [] __vunmap+0x13b/0x3f0 [ 100.625684] [] vfree+0x50/0x110 [ 100.625692] [] __vmalloc_node_range+0x435/0x650 [ 100.625701] [] ? xt_alloc_table_info+0xc8/0x100 [ 100.625708] [] vmalloc+0x5c/0x70 [ 100.625715] [] ? xt_alloc_table_info+0xc8/0x100 [ 100.625723] [] xt_alloc_table_info+0xc8/0x100 [ 100.625732] [] do_ip6t_set_ctl+0x225/0x450 [ 100.625740] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 100.625748] [] ? mutex_unlock+0x9/0x10 [ 100.625758] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 100.625765] [] nf_setsockopt+0x6d/0xc0 [ 100.625772] [] ipv6_setsockopt+0x10b/0x140 [ 100.625780] [] tcp_setsockopt+0x8a/0xe0 [ 100.625787] [] sock_common_setsockopt+0x9a/0xe0 [ 100.625796] [] SyS_setsockopt+0x159/0x240 [ 100.625803] [] ? SyS_recv+0x40/0x40 [ 100.625809] [] ? retint_user+0x18/0x3c [ 100.625820] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 100.625827] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 100.625830] Mem-Info: [ 100.625846] active_anon:5022 inactive_anon:39 isolated_anon:0 [ 100.625846] active_file:9 inactive_file:19 isolated_file:0 [ 100.625846] unevictable:0 dirty:0 writeback:0 unstable:0 [ 100.625846] slab_reclaimable:4670 slab_unreclaimable:56707 [ 100.625846] mapped:3 shmem:48 pagetables:396 bounce:0 [ 100.625846] free:648 free_pcp:0 free_cma:0 [ 100.625871] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8960kB inactive_anon:68kB active_file:36kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:80kB slab_reclaimable:8364kB slab_unreclaimable:98172kB kernel_stack:1856kB pagetables:712kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:8 all_unreclaimable? no [ 100.625878] lowmem_reserve[]: 0 3504 3504 [ 100.625902] Normal free:2592kB min:5580kB low:6972kB high:8368kB active_anon:11128kB inactive_anon:88kB active_file:0kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:10316kB slab_unreclaimable:128656kB kernel_stack:2560kB pagetables:872kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no 2019/08/31 11:25:07 result: hanged=false err=executor 3: exit status 67 clone failed (errno 12) loop exited with status 67 clone failed (errno 12) loop exited with status 67 [ 100.625908] lowmem_reserve[]: 0 0 0 [ 100.625934] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 100.625969] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2592kB [ 100.625971] 76 total pagecache pages [ 100.625974] 0 pages in swap cache [ 100.625978] Swap cache stats: add 0, delete 0, find 0/0 [ 100.625980] Free swap = 0kB [ 100.625981] Total swap = 0kB [ 100.625984] 1965979 pages RAM [ 100.625986] 0 pages HighMem/MovableOnly [ 100.625988] 313294 pages reserved [ 100.625992] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 100.625998] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 100.626002] node 0: slabs: 588, objs: 7056, free: 0 [ 100.626006] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 101.195178] lowmemorykiller: Killing 'syz-executor.1' (2420) (tgid 2419), adj 1000, [ 101.195178] to free 132kB on behalf of 'kswapd0' (28) because [ 101.195178] cache 8844kB is below limit 16384kB for oom_score_adj 6 [ 101.195178] Free memory is 1100kB above reserved [ 102.195364] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 102.195364] to free 136kB on behalf of 'syz-executor.3' (2446) because [ 102.195364] cache 440kB is below limit 6144kB for oom_score_adj 0 [ 102.195364] Free memory is -1124kB above reserved [ 102.195375] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 102.195375] to free 136kB on behalf of 'kswapd0' (28) because [ 102.195375] cache 440kB is below limit 6144kB for oom_score_adj 0 [ 102.195375] Free memory is 1340kB above reserved [ 103.205316] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 103.205316] to free 136kB on behalf of 'syz-executor.0' (2449) because [ 103.205316] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 103.205316] Free memory is 644kB above reserved [ 103.206492] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 103.206492] to free 136kB on behalf of 'syz-executor.3' (2456) because [ 103.206492] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 103.206492] Free memory is -3356kB above reserved [ 104.215325] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 104.215325] to free 136kB on behalf of 'syz-executor.5' (2455) because [ 104.215325] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 104.215325] Free memory is -1200kB above reserved [ 104.215337] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 104.215337] to free 136kB on behalf of 'syz-executor.0' (2102) because [ 104.215337] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 104.215337] Free memory is -17320kB above reserved [ 104.504604] vmalloc: allocation failure, allocated 1493635072 of 4221095936 bytes [ 104.504610] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 104.504624] CPU: 0 PID: 2447 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 104.504638] 0000000000000000 2e9a0087e874b1c2 ffff880195447a78 ffffffff81aad1a1 [ 104.504647] 1ffff10032a88f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 104.504655] ffffffff82895020 ffff880195447b88 ffffffff8148c0cb 0000000000000000 [ 104.504657] Call Trace: [ 104.504673] [] dump_stack+0xc1/0x120 [ 104.504683] [] warn_alloc_failed.cold+0x78/0x99 [ 104.504692] [] ? zone_watermark_ok_safe+0x290/0x290 [ 104.504701] [] __vmalloc_node_range+0x408/0x650 [ 104.504711] [] ? xt_alloc_table_info+0xc8/0x100 [ 104.504718] [] vmalloc+0x5c/0x70 [ 104.504725] [] ? xt_alloc_table_info+0xc8/0x100 [ 104.504733] [] xt_alloc_table_info+0xc8/0x100 [ 104.504743] [] do_ip6t_set_ctl+0x225/0x450 [ 104.504751] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 104.504760] [] ? mutex_unlock+0x9/0x10 [ 104.504771] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 104.504778] [] nf_setsockopt+0x6d/0xc0 [ 104.504785] [] ipv6_setsockopt+0x10b/0x140 [ 104.504795] [] tcp_setsockopt+0x8a/0xe0 [ 104.504803] [] sock_common_setsockopt+0x9a/0xe0 [ 104.504811] [] SyS_setsockopt+0x159/0x240 [ 104.504819] [] ? SyS_recv+0x40/0x40 [ 104.504826] [] ? retint_user+0x18/0x3c [ 104.504837] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 104.504845] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 104.504848] Mem-Info: [ 104.504864] active_anon:5153 inactive_anon:41 isolated_anon:0 [ 104.504864] active_file:10 inactive_file:1 isolated_file:0 [ 104.504864] unevictable:0 dirty:0 writeback:0 unstable:0 [ 104.504864] slab_reclaimable:4531 slab_unreclaimable:56701 [ 104.504864] mapped:0 shmem:48 pagetables:438 bounce:0 [ 104.504864] free:635 free_pcp:0 free_cma:0 [ 104.504889] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:72kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:84kB slab_reclaimable:8148kB slab_unreclaimable:98176kB kernel_stack:2112kB pagetables:808kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 104.504896] lowmem_reserve[]: 0 3504 3504 [ 104.504920] Normal free:2540kB min:5580kB low:6972kB high:8368kB active_anon:11524kB inactive_anon:92kB active_file:40kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:108kB slab_reclaimable:9976kB slab_unreclaimable:128628kB kernel_stack:2656kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:200 all_unreclaimable? no [ 104.504927] lowmem_reserve[]: 0 0 0 [ 104.504954] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 104.504983] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 2560kB [ 104.504985] 80 total pagecache pages [ 104.504988] 0 pages in swap cache [ 104.504992] Swap cache stats: add 0, delete 0, find 0/0 [ 104.504994] Free swap = 0kB [ 104.504996] Total swap = 0kB [ 104.504998] 1965979 pages RAM [ 104.505000] 0 pages HighMem/MovableOnly [ 104.505002] 313294 pages reserved [ 105.009758] vmalloc: allocation failure, allocated 513040384 of 4221095936 bytes [ 105.009764] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 105.009772] CPU: 0 PID: 2449 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 105.009783] 0000000000000000 fd6ed71828f8d1f6 ffff8800744e7a78 ffffffff81aad1a1 [ 105.009791] 1ffff1000e89cf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 105.009799] ffffffff82895020 ffff8800744e7b88 ffffffff8148c0cb dffffc0000000000 [ 105.009801] Call Trace: [ 105.009816] [] dump_stack+0xc1/0x120 [ 105.009826] [] warn_alloc_failed.cold+0x78/0x99 [ 105.009834] [] ? zone_watermark_ok_safe+0x290/0x290 [ 105.009842] [] __vmalloc_node_range+0x408/0x650 [ 105.009851] [] ? xt_alloc_table_info+0xc8/0x100 [ 105.009857] [] vmalloc+0x5c/0x70 [ 105.009864] [] ? xt_alloc_table_info+0xc8/0x100 [ 105.009871] [] xt_alloc_table_info+0xc8/0x100 [ 105.009881] [] do_ip6t_set_ctl+0x225/0x450 [ 105.009888] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 105.009897] [] ? mutex_unlock+0x9/0x10 [ 105.009907] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 105.009913] [] nf_setsockopt+0x6d/0xc0 [ 105.009920] [] ipv6_setsockopt+0x10b/0x140 [ 105.009928] [] tcp_setsockopt+0x8a/0xe0 [ 105.009935] [] sock_common_setsockopt+0x9a/0xe0 [ 105.009942] [] SyS_setsockopt+0x159/0x240 [ 105.009949] [] ? SyS_recv+0x40/0x40 [ 105.009955] [] ? retint_user+0x18/0x3c [ 105.009963] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 105.009970] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 105.009973] Mem-Info: [ 105.009988] active_anon:5078 inactive_anon:41 isolated_anon:0 [ 105.009988] active_file:60 inactive_file:61 isolated_file:0 [ 105.009988] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.009988] slab_reclaimable:4531 slab_unreclaimable:56701 [ 105.009988] mapped:11 shmem:48 pagetables:438 bounce:0 [ 105.009988] free:624 free_pcp:0 free_cma:0 [ 105.010011] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8988kB inactive_anon:72kB active_file:88kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:84kB slab_reclaimable:8148kB slab_unreclaimable:98176kB kernel_stack:2112kB pagetables:808kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 105.010018] lowmem_reserve[]: 0 3504 3504 [ 105.010040] Normal free:2520kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:92kB active_file:152kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:108kB slab_reclaimable:9976kB slab_unreclaimable:128628kB kernel_stack:2656kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4160 all_unreclaimable? yes [ 105.010046] lowmem_reserve[]: 0 0 0 [ 105.010070] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 105.010101] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2544kB [ 105.010103] 117 total pagecache pages [ 105.010107] 0 pages in swap cache [ 105.010111] Swap cache stats: add 0, delete 0, find 0/0 [ 105.010112] Free swap = 0kB [ 105.010114] Total swap = 0kB [ 105.010116] 1965979 pages RAM [ 105.010118] 0 pages HighMem/MovableOnly 2019/08/31 11:25:12 executed programs: 34 [ 105.010120] 313294 pages reserved [ 105.088788] vmalloc: allocation failure, allocated 508514304 of 4221095936 bytes [ 105.088794] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 105.088804] CPU: 0 PID: 2455 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 105.088816] 0000000000000000 6dd1d5686ca6af31 ffff88001fd87a78 ffffffff81aad1a1 [ 105.088825] 1ffff10003fb0f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 105.088834] ffffffff82895020 ffff88001fd87b88 ffffffff8148c0cb 0000000000000000 [ 105.088836] Call Trace: [ 105.088850] [] dump_stack+0xc1/0x120 [ 105.088862] [] warn_alloc_failed.cold+0x78/0x99 [ 105.088870] [] ? zone_watermark_ok_safe+0x290/0x290 [ 105.088880] [] __vmalloc_node_range+0x408/0x650 [ 105.088889] [] ? xt_alloc_table_info+0xc8/0x100 [ 105.088896] [] vmalloc+0x5c/0x70 [ 105.088904] [] ? xt_alloc_table_info+0xc8/0x100 [ 105.088911] [] xt_alloc_table_info+0xc8/0x100 [ 105.088920] [] do_ip6t_set_ctl+0x225/0x450 [ 105.088928] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 105.088938] [] ? mutex_unlock+0x9/0x10 [ 105.088948] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 105.088956] [] nf_setsockopt+0x6d/0xc0 [ 105.088964] [] ipv6_setsockopt+0x10b/0x140 [ 105.088972] [] tcp_setsockopt+0x8a/0xe0 [ 105.088980] [] sock_common_setsockopt+0x9a/0xe0 [ 105.088988] [] SyS_setsockopt+0x159/0x240 [ 105.088996] [] ? SyS_recv+0x40/0x40 [ 105.089003] [] ? retint_user+0x18/0x3c [ 105.089013] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 105.089021] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 105.089024] Mem-Info: [ 105.089040] active_anon:5078 inactive_anon:41 isolated_anon:0 [ 105.089040] active_file:60 inactive_file:61 isolated_file:0 [ 105.089040] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.089040] slab_reclaimable:4531 slab_unreclaimable:56701 [ 105.089040] mapped:11 shmem:48 pagetables:438 bounce:0 [ 105.089040] free:643 free_pcp:0 free_cma:0 [ 105.089065] DMA32 free:36kB min:4696kB low:5868kB high:7044kB active_anon:8988kB inactive_anon:72kB active_file:88kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:84kB slab_reclaimable:8148kB slab_unreclaimable:98176kB kernel_stack:2112kB pagetables:808kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 105.089072] lowmem_reserve[]: 0 3504 3504 [ 105.089096] Normal free:2536kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:92kB active_file:152kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:108kB slab_reclaimable:9976kB slab_unreclaimable:128628kB kernel_stack:2656kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:848 all_unreclaimable? no [ 105.089103] lowmem_reserve[]: 0 0 0 [ 105.089129] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 105.089164] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2544kB [ 105.089166] 117 total pagecache pages [ 105.089169] 0 pages in swap cache [ 105.089173] Swap cache stats: add 0, delete 0, find 0/0 [ 105.089175] Free swap = 0kB [ 105.089177] Total swap = 0kB [ 105.089179] 1965979 pages RAM [ 105.089181] 0 pages HighMem/MovableOnly [ 105.089183] 313294 pages reserved [ 105.115868] vmalloc: allocation failure, allocated 525889536 of 4221095936 bytes [ 105.115874] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 105.115882] CPU: 1 PID: 2446 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 105.115893] 0000000000000000 dacf79cfe2cc5a79 ffff8800213ffa78 ffffffff81aad1a1 [ 105.115901] 1ffff1000427ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 105.115909] ffffffff82895020 ffff8800213ffb88 ffffffff8148c0cb dffffc0000000000 [ 105.115910] Call Trace: [ 105.115924] [] dump_stack+0xc1/0x120 [ 105.115934] [] warn_alloc_failed.cold+0x78/0x99 [ 105.115942] [] ? zone_watermark_ok_safe+0x290/0x290 [ 105.115950] [] __vmalloc_node_range+0x408/0x650 [ 105.115959] [] ? xt_alloc_table_info+0xc8/0x100 [ 105.115965] [] vmalloc+0x5c/0x70 [ 105.115972] [] ? xt_alloc_table_info+0xc8/0x100 [ 105.115978] [] xt_alloc_table_info+0xc8/0x100 [ 105.115987] [] do_ip6t_set_ctl+0x225/0x450 [ 105.115995] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 105.116003] [] ? mutex_unlock+0x9/0x10 [ 105.116013] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 105.116021] [] nf_setsockopt+0x6d/0xc0 [ 105.116028] [] ipv6_setsockopt+0x10b/0x140 [ 105.116037] [] tcp_setsockopt+0x8a/0xe0 [ 105.116044] [] sock_common_setsockopt+0x9a/0xe0 [ 105.116052] [] SyS_setsockopt+0x159/0x240 [ 105.116065] [] ? SyS_recv+0x40/0x40 [ 105.116072] [] ? retint_user+0x18/0x3c [ 105.116082] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 105.116088] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 105.116091] Mem-Info: [ 105.116106] active_anon:5078 inactive_anon:41 isolated_anon:0 [ 105.116106] active_file:60 inactive_file:63 isolated_file:0 [ 105.116106] unevictable:0 dirty:0 writeback:0 unstable:0 [ 105.116106] slab_reclaimable:4531 slab_unreclaimable:56701 [ 105.116106] mapped:11 shmem:48 pagetables:438 bounce:0 [ 105.116106] free:672 free_pcp:334 free_cma:0 [ 105.116130] DMA32 free:236kB min:4696kB low:5868kB high:7044kB active_anon:8988kB inactive_anon:72kB active_file:88kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:84kB slab_reclaimable:8148kB slab_unreclaimable:98176kB kernel_stack:2112kB pagetables:808kB unstable:0kB bounce:0kB free_pcp:744kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 105.116137] lowmem_reserve[]: 0 3504 3504 [ 105.116159] Normal free:2452kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:92kB active_file:152kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:108kB slab_reclaimable:9976kB slab_unreclaimable:128628kB kernel_stack:2656kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:628kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 105.116166] lowmem_reserve[]: 0 0 0 [ 105.116196] DMA32: 4*4kB (U) 4*8kB (U) 6*16kB (U) 3*32kB (U) 4*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 496kB [ 105.116226] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 1*128kB (H) 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2544kB [ 105.116228] 117 total pagecache pages [ 105.116230] 0 pages in swap cache [ 105.116234] Swap cache stats: add 0, delete 0, find 0/0 [ 105.116236] Free swap = 0kB [ 105.116238] Total swap = 0kB [ 105.116241] 1965979 pages RAM [ 105.116243] 0 pages HighMem/MovableOnly [ 105.116244] 313294 pages reserved [ 105.225346] lowmemorykiller: Killing 'syz-executor.1' (2420) (tgid 2419), adj 1000, [ 105.225346] to free 132kB on behalf of 'syz-execprog' (2085) because [ 105.225346] cache 424kB is below limit 6144kB for oom_score_adj 0 [ 105.225346] Free memory is -1120kB above reserved [ 106.235366] lowmemorykiller: Killing 'syz-executor.1' (2420) (tgid 2419), adj 1000, [ 106.235366] to free 132kB on behalf of 'kswapd0' (28) because [ 106.235366] cache 172kB is below limit 6144kB for oom_score_adj 0 [ 106.235366] Free memory is 1616kB above reserved [ 107.245359] lowmemorykiller: Killing 'syz-executor.5' (2447) (tgid 2445), adj 1000, [ 107.245359] to free 132kB on behalf of 'kswapd0' (28) because [ 107.245359] cache 232kB is below limit 6144kB for oom_score_adj 0 [ 107.245359] Free memory is -1044kB above reserved [ 107.658892] vmalloc: allocation failure, allocated 2429435904 of 4221095936 bytes [ 107.658898] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 107.658908] CPU: 0 PID: 2421 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 107.658920] 0000000000000000 e9fa981d342edd7f ffff880149f4fa78 ffffffff81aad1a1 [ 107.658929] 1ffff100293e9f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 107.658938] ffffffff82895020 ffff880149f4fb88 ffffffff8148c0cb dffffc0000000000 [ 107.658940] Call Trace: [ 107.658955] [] dump_stack+0xc1/0x120 [ 107.658964] [] warn_alloc_failed.cold+0x78/0x99 [ 107.658972] [] ? zone_watermark_ok_safe+0x290/0x290 [ 107.658981] [] __vmalloc_node_range+0x408/0x650 [ 107.658992] [] ? xt_alloc_table_info+0xc8/0x100 [ 107.658998] [] vmalloc+0x5c/0x70 [ 107.659006] [] ? xt_alloc_table_info+0xc8/0x100 [ 107.659013] [] xt_alloc_table_info+0xc8/0x100 [ 107.659023] [] do_ip6t_set_ctl+0x225/0x450 [ 107.659031] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 107.659040] [] ? mutex_unlock+0x9/0x10 [ 107.659051] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 107.659059] [] nf_setsockopt+0x6d/0xc0 [ 107.659066] [] ipv6_setsockopt+0x10b/0x140 [ 107.659075] [] tcp_setsockopt+0x8a/0xe0 [ 107.659083] [] sock_common_setsockopt+0x9a/0xe0 [ 107.659092] [] SyS_setsockopt+0x159/0x240 [ 107.659100] [] ? SyS_recv+0x40/0x40 [ 107.659107] [] ? retint_user+0x18/0x3c [ 107.659117] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 107.659125] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 107.659128] Mem-Info: [ 107.659144] active_anon:5046 inactive_anon:39 isolated_anon:0 [ 107.659144] active_file:36 inactive_file:9 isolated_file:0 [ 107.659144] unevictable:0 dirty:0 writeback:0 unstable:0 [ 107.659144] slab_reclaimable:4408 slab_unreclaimable:56969 [ 107.659144] mapped:8 shmem:48 pagetables:407 bounce:0 [ 107.659144] free:614 free_pcp:0 free_cma:0 [ 107.659169] DMA32 free:56kB min:4696kB low:5868kB high:7044kB active_anon:8848kB inactive_anon:64kB active_file:72kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:84kB slab_reclaimable:7940kB slab_unreclaimable:98448kB kernel_stack:1952kB pagetables:760kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? no [ 107.659177] lowmem_reserve[]: 0 3504 3504 [ 107.659201] Normal free:2400kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:92kB active_file:72kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:108kB slab_reclaimable:9692kB slab_unreclaimable:129428kB kernel_stack:2592kB pagetables:868kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:120 all_unreclaimable? no [ 107.659208] lowmem_reserve[]: 0 0 0 [ 107.659235] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 107.659269] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2416kB [ 107.659271] 93 total pagecache pages [ 107.659274] 0 pages in swap cache [ 107.659278] Swap cache stats: add 0, delete 0, find 0/0 [ 107.659280] Free swap = 0kB [ 107.659282] Total swap = 0kB [ 107.659284] 1965979 pages RAM [ 107.659286] 0 pages HighMem/MovableOnly [ 107.659288] 313294 pages reserved [ 107.675291] vmalloc: allocation failure, allocated 469053440 of 4221095936 bytes [ 107.675296] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 107.675303] CPU: 1 PID: 2458 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 107.675314] 0000000000000000 8ef2e8d37c2d9a14 ffff88018a077a78 ffffffff81aad1a1 [ 107.675322] 1ffff1003140ef52 dffffc0000000000 00000000024000c2 0000000000000000 [ 107.675331] ffffffff82895020 ffff88018a077b88 ffffffff8148c0cb dffffc0000000000 [ 107.675333] Call Trace: [ 107.675347] [] dump_stack+0xc1/0x120 [ 107.675357] [] warn_alloc_failed.cold+0x78/0x99 [ 107.675365] [] ? zone_watermark_ok_safe+0x290/0x290 [ 107.675373] [] __vmalloc_node_range+0x408/0x650 [ 107.675382] [] ? xt_alloc_table_info+0xc8/0x100 [ 107.675387] [] vmalloc+0x5c/0x70 [ 107.675393] [] ? xt_alloc_table_info+0xc8/0x100 [ 107.675398] [] xt_alloc_table_info+0xc8/0x100 [ 107.675406] [] do_ip6t_set_ctl+0x225/0x450 [ 107.675413] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 107.675420] [] ? mutex_unlock+0x9/0x10 [ 107.675429] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 107.675436] [] nf_setsockopt+0x6d/0xc0 [ 107.675442] [] ipv6_setsockopt+0x10b/0x140 [ 107.675450] [] tcp_setsockopt+0x8a/0xe0 [ 107.675456] [] sock_common_setsockopt+0x9a/0xe0 [ 107.675463] [] SyS_setsockopt+0x159/0x240 [ 107.675469] [] ? SyS_recv+0x40/0x40 [ 107.675476] [] ? SyS_clock_gettime+0x118/0x1e0 [ 107.675486] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 107.675494] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 107.675497] Mem-Info: [ 107.675511] active_anon:5046 inactive_anon:39 isolated_anon:0 [ 107.675511] active_file:36 inactive_file:9 isolated_file:0 [ 107.675511] unevictable:0 dirty:0 writeback:0 unstable:0 [ 107.675511] slab_reclaimable:4408 slab_unreclaimable:56969 [ 107.675511] mapped:8 shmem:48 pagetables:407 bounce:0 [ 107.675511] free:614 free_pcp:0 free_cma:0 [ 107.675540] DMA32 free:56kB min:4696kB low:5868kB high:7044kB active_anon:8848kB inactive_anon:64kB active_file:72kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:84kB slab_reclaimable:7940kB slab_unreclaimable:98448kB kernel_stack:1952kB pagetables:760kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? no [ 107.675545] lowmem_reserve[]: 0 3504 3504 [ 107.675565] Normal free:2400kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:92kB active_file:72kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:108kB slab_reclaimable:9692kB slab_unreclaimable:129428kB kernel_stack:2592kB pagetables:868kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:360 all_unreclaimable? no [ 107.675570] lowmem_reserve[]: 0 0 0 [ 107.675591] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 107.675618] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2416kB [ 107.675619] 93 total pagecache pages [ 107.675622] 0 pages in swap cache [ 107.675625] Swap cache stats: add 0, delete 0, find 0/0 [ 107.675627] Free swap = 0kB [ 107.675628] Total swap = 0kB [ 107.675630] 1965979 pages RAM [ 107.675632] 0 pages HighMem/MovableOnly [ 107.675633] 313294 pages reserved [ 107.720050] vmalloc: allocation failure, allocated 448528384 of 4221095936 bytes [ 107.720055] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 107.720064] CPU: 1 PID: 2456 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 107.720075] 0000000000000000 3bf1bbc12fbcb4b8 ffff88010f0b7a78 ffffffff81aad1a1 [ 107.720083] 1ffff10021e16f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 107.720092] ffffffff82895020 ffff88010f0b7b88 ffffffff8148c0cb dffffc0000000000 [ 107.720093] Call Trace: [ 107.720108] [] dump_stack+0xc1/0x120 [ 107.720118] [] warn_alloc_failed.cold+0x78/0x99 [ 107.720127] [] ? zone_watermark_ok_safe+0x290/0x290 [ 107.720135] [] __vmalloc_node_range+0x408/0x650 [ 107.720144] [] ? xt_alloc_table_info+0xc8/0x100 [ 107.720150] [] vmalloc+0x5c/0x70 [ 107.720157] [] ? xt_alloc_table_info+0xc8/0x100 [ 107.720163] [] xt_alloc_table_info+0xc8/0x100 [ 107.720172] [] do_ip6t_set_ctl+0x225/0x450 [ 107.720180] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 107.720189] [] ? mutex_unlock+0x9/0x10 [ 107.720198] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 2019/08/31 11:25:20 executed programs: 36 [ 107.720206] [] nf_setsockopt+0x6d/0xc0 [ 107.720213] [] ipv6_setsockopt+0x10b/0x140 [ 107.720222] [] tcp_setsockopt+0x8a/0xe0 [ 107.720229] [] sock_common_setsockopt+0x9a/0xe0 [ 107.720239] [] SyS_setsockopt+0x159/0x240 [ 107.720246] [] ? SyS_recv+0x40/0x40 [ 107.720253] [] ? retint_user+0x18/0x3c [ 107.720262] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 107.720269] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 107.720272] Mem-Info: [ 107.720287] active_anon:5046 inactive_anon:39 isolated_anon:0 [ 107.720287] active_file:36 inactive_file:9 isolated_file:0 [ 107.720287] unevictable:0 dirty:0 writeback:0 unstable:0 [ 107.720287] slab_reclaimable:4408 slab_unreclaimable:56969 [ 107.720287] mapped:8 shmem:48 pagetables:407 bounce:0 [ 107.720287] free:585 free_pcp:0 free_cma:0 [ 107.720310] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8848kB inactive_anon:64kB active_file:72kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:84kB slab_reclaimable:7940kB slab_unreclaimable:98448kB kernel_stack:1952kB pagetables:760kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:512 all_unreclaimable? yes [ 107.720317] lowmem_reserve[]: 0 3504 3504 [ 107.720340] Normal free:2412kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:92kB active_file:72kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:108kB slab_reclaimable:9692kB slab_unreclaimable:129428kB kernel_stack:2592kB pagetables:868kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:720 all_unreclaimable? yes [ 107.720346] lowmem_reserve[]: 0 0 0 [ 107.720370] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 107.720401] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2416kB [ 107.720403] 93 total pagecache pages [ 107.720406] 0 pages in swap cache [ 107.720410] Swap cache stats: add 0, delete 0, find 0/0 [ 107.720411] Free swap = 0kB [ 107.720413] Total swap = 0kB [ 107.720415] 1965979 pages RAM [ 107.720417] 0 pages HighMem/MovableOnly [ 107.720419] 313294 pages reserved [ 109.346972] lowmemorykiller: Killing 'syz-executor.1' (2468) (tgid 2467), adj 1000, [ 109.346972] to free 1072kB on behalf of 'kswapd0' (28) because [ 109.346972] cache 8856kB is below limit 16384kB for oom_score_adj 6 [ 109.346972] Free memory is 1364kB above reserved [ 110.355315] lowmemorykiller: Killing 'syz-executor.1' (2468) (tgid 2467), adj 1000, [ 110.355315] to free 160kB on behalf of 'syz-executor.1' (2475) because [ 110.355315] cache 288kB is below limit 6144kB for oom_score_adj 0 [ 110.355315] Free memory is -6772kB above reserved [ 110.355334] lowmemorykiller: Killing 'syz-executor.1' (2468) (tgid 2467), adj 1000, [ 110.355334] to free 160kB on behalf of 'syz-executor.2' (2464) because [ 110.355334] cache 288kB is below limit 6144kB for oom_score_adj 0 [ 110.355334] Free memory is -6772kB above reserved [ 111.375489] lowmemorykiller: Killing 'syz-executor.1' (2468) (tgid 2467), adj 1000, [ 111.375489] to free 148kB on behalf of 'kswapd0' (28) because [ 111.375489] cache 3376kB is below limit 6144kB for oom_score_adj 0 [ 111.375489] Free memory is 1412kB above reserved [ 112.385352] lowmemorykiller: Killing 'syz-executor.1' (2468) (tgid 2467), adj 1000, [ 112.385352] to free 148kB on behalf of 'syz-executor.2' (2471) because [ 112.385352] cache 356kB is below limit 6144kB for oom_score_adj 0 [ 112.385352] Free memory is -7164kB above reserved [ 112.580447] vmalloc: allocation failure, allocated 2891087872 of 4221095936 bytes [ 112.580453] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 112.580461] CPU: 0 PID: 2468 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 112.580473] 0000000000000000 aac4623e8c8806a5 ffff880024fb7a78 ffffffff81aad1a1 [ 112.580482] 1ffff100049f6f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 112.580491] ffffffff82895020 ffff880024fb7b88 ffffffff8148c0cb 0000000000000000 [ 112.580492] Call Trace: [ 112.580506] [] dump_stack+0xc1/0x120 [ 112.580517] [] warn_alloc_failed.cold+0x78/0x99 [ 112.580526] [] ? zone_watermark_ok_safe+0x290/0x290 [ 112.580535] [] __vmalloc_node_range+0x408/0x650 [ 112.580544] [] ? xt_alloc_table_info+0xc8/0x100 [ 112.580551] [] vmalloc+0x5c/0x70 [ 112.580558] [] ? xt_alloc_table_info+0xc8/0x100 [ 112.580565] [] xt_alloc_table_info+0xc8/0x100 [ 112.580575] [] do_ip6t_set_ctl+0x225/0x450 [ 112.580583] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 112.580592] [] ? mutex_unlock+0x9/0x10 [ 112.580603] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 112.580610] [] nf_setsockopt+0x6d/0xc0 [ 112.580618] [] ipv6_setsockopt+0x10b/0x140 [ 112.580626] [] tcp_setsockopt+0x8a/0xe0 [ 112.580634] [] sock_common_setsockopt+0x9a/0xe0 [ 112.580642] [] SyS_setsockopt+0x159/0x240 [ 112.580650] [] ? SyS_recv+0x40/0x40 [ 112.580657] [] ? retint_user+0x18/0x3c [ 112.580667] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 112.580674] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 112.580677] Mem-Info: [ 112.580693] active_anon:5053 inactive_anon:39 isolated_anon:0 [ 112.580693] active_file:25 inactive_file:24 isolated_file:0 [ 112.580693] unevictable:0 dirty:3 writeback:0 unstable:0 [ 112.580693] slab_reclaimable:4313 slab_unreclaimable:57090 [ 112.580693] mapped:19 shmem:48 pagetables:416 bounce:0 [ 112.580693] free:599 free_pcp:0 free_cma:0 [ 112.580719] DMA32 free:12kB min:4696kB low:5868kB high:7044kB active_anon:8788kB inactive_anon:64kB active_file:100kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:4kB writeback:0kB mapped:48kB shmem:76kB slab_reclaimable:7844kB slab_unreclaimable:98396kB kernel_stack:1792kB pagetables:700kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? no [ 112.580726] lowmem_reserve[]: 0 3504 3504 [ 112.580756] Normal free:2384kB min:5580kB low:6972kB high:8368kB active_anon:11424kB inactive_anon:92kB active_file:0kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:8kB writeback:0kB mapped:28kB shmem:116kB slab_reclaimable:9408kB slab_unreclaimable:129964kB kernel_stack:2752kB pagetables:964kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:108 all_unreclaimable? no [ 112.580810] lowmem_reserve[]: 0 0 0 [ 112.580836] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 112.580868] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2352kB [ 112.580871] 97 total pagecache pages [ 112.580873] 0 pages in swap cache [ 112.580877] Swap cache stats: add 0, delete 0, find 0/0 [ 112.580879] Free swap = 0kB [ 112.580881] Total swap = 0kB [ 112.580883] 1965979 pages RAM [ 112.580885] 0 pages HighMem/MovableOnly [ 112.580887] 313294 pages reserved [ 112.884492] vmalloc: allocation failure, allocated 758538240 of 4221095936 bytes [ 112.884498] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 112.884506] CPU: 1 PID: 2471 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 112.884515] 0000000000000000 bdb86b8f37889463 ffff8800939d7a78 ffffffff81aad1a1 [ 112.884522] 1ffff1001273af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 112.884529] ffffffff82895020 ffff8800939d7b88 ffffffff8148c0cb 0000000000000000 [ 112.884530] Call Trace: [ 112.884544] [] dump_stack+0xc1/0x120 [ 112.884555] [] warn_alloc_failed.cold+0x78/0x99 [ 112.884564] [] ? zone_watermark_ok_safe+0x290/0x290 [ 112.884572] [] __vmalloc_node_range+0x408/0x650 [ 112.884580] [] ? xt_alloc_table_info+0xc8/0x100 [ 112.884586] [] vmalloc+0x5c/0x70 [ 112.884591] [] ? xt_alloc_table_info+0xc8/0x100 [ 112.884597] [] xt_alloc_table_info+0xc8/0x100 [ 112.884606] [] do_ip6t_set_ctl+0x225/0x450 [ 112.884614] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 112.884623] [] ? mutex_unlock+0x9/0x10 [ 112.884633] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 112.884641] [] nf_setsockopt+0x6d/0xc0 [ 112.884648] [] ipv6_setsockopt+0x10b/0x140 [ 112.884656] [] tcp_setsockopt+0x8a/0xe0 [ 112.884665] [] sock_common_setsockopt+0x9a/0xe0 [ 112.884674] [] SyS_setsockopt+0x159/0x240 [ 112.884680] [] ? SyS_recv+0x40/0x40 [ 112.884689] [] ? SyS_clock_gettime+0x118/0x1e0 [ 112.884698] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 112.884705] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 112.884708] Mem-Info: [ 112.884722] active_anon:5053 inactive_anon:39 isolated_anon:0 [ 112.884722] active_file:50 inactive_file:40 isolated_file:0 [ 112.884722] unevictable:0 dirty:3 writeback:0 unstable:0 [ 112.884722] slab_reclaimable:4313 slab_unreclaimable:57090 [ 112.884722] mapped:19 shmem:48 pagetables:416 bounce:0 [ 112.884722] free:581 free_pcp:0 free_cma:0 [ 112.884745] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8788kB inactive_anon:64kB active_file:100kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:4kB writeback:0kB mapped:48kB shmem:76kB slab_reclaimable:7844kB slab_unreclaimable:98396kB kernel_stack:1792kB pagetables:700kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:704 all_unreclaimable? yes [ 112.884751] lowmem_reserve[]: 0 3504 3504 [ 112.884773] Normal free:2336kB min:5580kB low:6972kB high:8368kB active_anon:11424kB inactive_anon:92kB active_file:100kB inactive_file:156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:8kB writeback:0kB mapped:28kB shmem:116kB slab_reclaimable:9408kB slab_unreclaimable:129964kB kernel_stack:2752kB pagetables:964kB unstable:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1536 all_unreclaimable? yes [ 112.884779] lowmem_reserve[]: 0 0 0 [ 112.884802] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 112.884828] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2320kB [ 112.884830] 134 total pagecache pages [ 112.884833] 0 pages in swap cache [ 112.884836] Swap cache stats: add 0, delete 0, find 0/0 [ 112.884838] Free swap = 0kB [ 112.884840] Total swap = 0kB [ 112.884842] 1965979 pages RAM [ 112.884844] 0 pages HighMem/MovableOnly [ 112.884846] 313294 pages reserved [ 113.061564] vmalloc: allocation failure, allocated 680185856 of 4221095936 bytes [ 113.061570] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 113.061579] CPU: 1 PID: 2475 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 113.061592] 0000000000000000 467b6f71703a06f2 ffff88005efdfa78 ffffffff81aad1a1 [ 113.061600] 1ffff1000bdfbf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 113.061609] ffffffff82895020 ffff88005efdfb88 ffffffff8148c0cb ffff880000000000 [ 113.061611] Call Trace: [ 113.061627] [] dump_stack+0xc1/0x120 [ 113.061638] [] warn_alloc_failed.cold+0x78/0x99 [ 113.061646] [] ? zone_watermark_ok_safe+0x290/0x290 [ 113.061656] [] __vmalloc_node_range+0x408/0x650 [ 113.061665] [] ? xt_alloc_table_info+0xc8/0x100 [ 113.061672] [] vmalloc+0x5c/0x70 [ 113.061679] [] ? xt_alloc_table_info+0xc8/0x100 [ 113.061687] [] xt_alloc_table_info+0xc8/0x100 [ 113.061696] [] do_ip6t_set_ctl+0x225/0x450 [ 113.061705] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 113.061714] [] ? mutex_unlock+0x9/0x10 [ 113.061724] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 113.061731] [] nf_setsockopt+0x6d/0xc0 [ 113.061739] [] ipv6_setsockopt+0x10b/0x140 [ 113.061748] [] tcp_setsockopt+0x8a/0xe0 [ 113.061756] [] sock_common_setsockopt+0x9a/0xe0 [ 113.061764] [] SyS_setsockopt+0x159/0x240 [ 113.061772] [] ? SyS_recv+0x40/0x40 [ 113.061780] [] ? retint_user+0x18/0x3c [ 113.061790] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 113.061798] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 113.061800] Mem-Info: [ 113.061817] active_anon:5053 inactive_anon:39 isolated_anon:0 [ 113.061817] active_file:50 inactive_file:5 isolated_file:0 [ 113.061817] unevictable:0 dirty:3 writeback:0 unstable:0 [ 113.061817] slab_reclaimable:4313 slab_unreclaimable:57090 [ 113.061817] mapped:19 shmem:48 pagetables:416 bounce:0 [ 113.061817] free:571 free_pcp:0 free_cma:0 [ 113.061842] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8788kB inactive_anon:64kB active_file:100kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:4kB writeback:0kB mapped:48kB shmem:76kB slab_reclaimable:7844kB slab_unreclaimable:98396kB kernel_stack:1792kB pagetables:700kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:16 all_unreclaimable? no [ 113.061850] lowmem_reserve[]: 0 3504 3504 [ 113.061874] Normal free:2308kB min:5580kB low:6972kB high:8368kB active_anon:11424kB inactive_anon:92kB active_file:100kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:8kB writeback:0kB mapped:28kB shmem:116kB slab_reclaimable:9408kB slab_unreclaimable:129964kB kernel_stack:2752kB pagetables:964kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no [ 113.061880] lowmem_reserve[]: 0 0 0 [ 113.061907] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 113.061938] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2320kB [ 113.061940] 97 total pagecache pages [ 113.061943] 0 pages in swap cache [ 113.061947] Swap cache stats: add 0, delete 0, find 0/0 [ 113.061949] Free swap = 0kB [ 113.061951] Total swap = 0kB [ 113.061953] 1965979 pages RAM [ 113.061955] 0 pages HighMem/MovableOnly [ 113.061957] 313294 pages reserved [ 113.398998] lowmemorykiller: Killing 'syz-executor.5' (2480) (tgid 2478), adj 1000, [ 113.398998] to free 592kB on behalf of 'udevd' (2485) because [ 113.398998] cache 5080kB is below limit 6144kB for oom_score_adj 0 [ 113.398998] Free memory is 1228kB above reserved [ 114.435604] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 114.435604] to free 136kB on behalf of 'kswapd0' (28) because [ 114.435604] cache 268kB is below limit 6144kB for oom_score_adj 0 [ 114.435604] Free memory is -7388kB above reserved [ 114.519949] vmalloc: allocation failure, allocated 1342140416 of 4221095936 bytes [ 114.519954] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 114.519964] CPU: 1 PID: 2464 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 114.519976] 0000000000000000 2067473c5718be95 ffff8800521e7a78 ffffffff81aad1a1 [ 114.519984] 1ffff1000a43cf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 114.519993] ffffffff82895020 ffff8800521e7b88 ffffffff8148c0cb 0000000000000000 [ 114.519995] Call Trace: [ 114.520011] [] dump_stack+0xc1/0x120 [ 114.520021] [] warn_alloc_failed.cold+0x78/0x99 [ 114.520030] [] ? zone_watermark_ok_safe+0x290/0x290 [ 114.520039] [] __vmalloc_node_range+0x408/0x650 [ 114.520048] [] ? xt_alloc_table_info+0xc8/0x100 [ 114.520055] [] vmalloc+0x5c/0x70 [ 114.520063] [] ? xt_alloc_table_info+0xc8/0x100 [ 114.520070] [] xt_alloc_table_info+0xc8/0x100 [ 114.520080] [] do_ip6t_set_ctl+0x225/0x450 [ 114.520088] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 114.520097] [] ? mutex_unlock+0x9/0x10 [ 114.520107] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 114.520115] [] nf_setsockopt+0x6d/0xc0 [ 114.520122] [] ipv6_setsockopt+0x10b/0x140 [ 114.520131] [] tcp_setsockopt+0x8a/0xe0 [ 114.520139] [] sock_common_setsockopt+0x9a/0xe0 [ 114.520148] [] SyS_setsockopt+0x159/0x240 [ 114.520155] [] ? SyS_recv+0x40/0x40 [ 114.520163] [] ? retint_user+0x18/0x3c [ 114.520173] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 114.520180] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 114.520183] Mem-Info: [ 114.520199] active_anon:5120 inactive_anon:39 isolated_anon:0 [ 114.520199] active_file:24 inactive_file:7 isolated_file:0 [ 114.520199] unevictable:0 dirty:0 writeback:0 unstable:0 [ 114.520199] slab_reclaimable:4328 slab_unreclaimable:57037 [ 114.520199] mapped:16 shmem:48 pagetables:439 bounce:0 [ 114.520199] free:558 free_pcp:22 free_cma:0 [ 114.520221] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8880kB inactive_anon:60kB active_file:92kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:76kB slab_reclaimable:7860kB slab_unreclaimable:97872kB kernel_stack:1856kB pagetables:740kB unstable:0kB bounce:0kB free_pcp:88kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 114.520228] lowmem_reserve[]: 0 3504 3504 [ 114.520251] Normal free:2232kB min:5580kB low:6972kB high:8368kB active_anon:11600kB inactive_anon:96kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:56kB shmem:116kB slab_reclaimable:9452kB slab_unreclaimable:130276kB kernel_stack:2784kB pagetables:1016kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 114.520264] lowmem_reserve[]: 0 0 0 [ 114.520291] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 114.520322] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 0*256kB 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 2192kB [ 114.520324] 102 total pagecache pages [ 114.520327] 0 pages in swap cache [ 114.520331] Swap cache stats: add 0, delete 0, find 0/0 [ 114.520333] Free swap = 0kB [ 114.520335] Total swap = 0kB [ 114.520337] 1965979 pages RAM [ 114.520339] 0 pages HighMem/MovableOnly [ 114.520341] 313294 pages reserved [ 114.539638] vmalloc: allocation failure, allocated 584515584 of 4221095936 bytes [ 114.539643] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 114.539652] CPU: 0 PID: 2480 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 114.539663] 0000000000000000 e2ffded1227791cf ffff8801b5f07a78 ffffffff81aad1a1 [ 114.539672] 1ffff10036be0f52 dffffc0000000000 00000000024000c2 0000000000000000 2019/08/31 11:25:28 executed programs: 39 [ 114.539680] ffffffff82895020 ffff8801b5f07b88 ffffffff8148c0cb 0000000000000000 [ 114.539681] Call Trace: [ 114.539696] [] dump_stack+0xc1/0x120 [ 114.539706] [] warn_alloc_failed.cold+0x78/0x99 [ 114.539714] [] ? zone_watermark_ok_safe+0x290/0x290 [ 114.539722] [] __vmalloc_node_range+0x408/0x650 [ 114.539731] [] ? xt_alloc_table_info+0xc8/0x100 [ 114.539737] [] vmalloc+0x5c/0x70 [ 114.539743] [] ? xt_alloc_table_info+0xc8/0x100 [ 114.539750] [] xt_alloc_table_info+0xc8/0x100 [ 114.539764] [] do_ip6t_set_ctl+0x225/0x450 [ 114.539771] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 114.539780] [] ? mutex_unlock+0x9/0x10 [ 114.539790] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 114.539797] [] nf_setsockopt+0x6d/0xc0 [ 114.539804] [] ipv6_setsockopt+0x10b/0x140 [ 114.539812] [] tcp_setsockopt+0x8a/0xe0 [ 114.539819] [] sock_common_setsockopt+0x9a/0xe0 [ 114.539827] [] SyS_setsockopt+0x159/0x240 [ 114.539834] [] ? SyS_recv+0x40/0x40 [ 114.539840] [] ? retint_user+0x18/0x3c [ 114.539850] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 114.539857] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 114.539859] Mem-Info: [ 114.539874] active_anon:5120 inactive_anon:39 isolated_anon:0 [ 114.539874] active_file:24 inactive_file:7 isolated_file:0 [ 114.539874] unevictable:0 dirty:0 writeback:0 unstable:0 [ 114.539874] slab_reclaimable:4328 slab_unreclaimable:57037 [ 114.539874] mapped:16 shmem:48 pagetables:439 bounce:0 [ 114.539874] free:581 free_pcp:0 free_cma:0 [ 114.539902] DMA32 free:48kB min:4696kB low:5868kB high:7044kB active_anon:8880kB inactive_anon:60kB active_file:92kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:76kB slab_reclaimable:7860kB slab_unreclaimable:97872kB kernel_stack:1856kB pagetables:740kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:24 all_unreclaimable? no [ 114.557360] lowmem_reserve[]: 0 3504 3504 [ 114.557387] Normal free:4876kB min:5580kB low:6972kB high:8368kB active_anon:11600kB inactive_anon:96kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:56kB shmem:116kB slab_reclaimable:9452kB slab_unreclaimable:130276kB kernel_stack:2784kB pagetables:1016kB unstable:0kB bounce:0kB free_pcp:676kB local_pcp:676kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 114.557394] lowmem_reserve[]: 0 0 0 [ 114.557426] DMA32: 1*4kB (U) 1*8kB (U) 1*16kB (U) 84*32kB (U) 6*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3100kB [ 114.557460] Normal: 10*4kB (U) 10*8kB (U) 34*16kB (UH) 63*32kB (U) 1*64kB (U) 1*128kB (H) 0*256kB 0*512kB 2*1024kB (H) 0*2048kB 0*4096kB = 4920kB [ 114.557462] 102 total pagecache pages [ 114.557464] 0 pages in swap cache [ 114.557468] Swap cache stats: add 0, delete 0, find 0/0 [ 114.557470] Free swap = 0kB [ 114.557472] Total swap = 0kB [ 114.557474] 1965979 pages RAM [ 114.557476] 0 pages HighMem/MovableOnly [ 114.557478] 313294 pages reserved [ 115.445345] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 115.445345] to free 136kB on behalf of 'kswapd0' (28) because [ 115.445345] cache 232kB is below limit 6144kB for oom_score_adj 0 [ 115.445345] Free memory is -1208kB above reserved [ 116.455771] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 116.455771] to free 136kB on behalf of 'syz-execprog' (2077) because [ 116.455771] cache 160kB is below limit 6144kB for oom_score_adj 0 [ 116.455771] Free memory is -1116kB above reserved [ 117.545521] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 117.545521] to free 136kB on behalf of 'kswapd0' (28) because [ 117.545521] cache 2588kB is below limit 16384kB for oom_score_adj 6 [ 117.545521] Free memory is 13400kB above reserved [ 118.555379] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 118.555379] to free 136kB on behalf of 'syz-executor.4' (2495) because [ 118.555379] cache 284kB is below limit 6144kB for oom_score_adj 0 [ 118.555379] Free memory is -1104kB above reserved [ 119.572932] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 119.572932] to free 136kB on behalf of 'syz-executor.5' (2482) because [ 119.572932] cache 152kB is below limit 6144kB for oom_score_adj 0 [ 119.572932] Free memory is -1132kB above reserved [ 120.585359] lowmemorykiller: Killing 'syz-executor.2' (2464) (tgid 2463), adj 1000, [ 120.585359] to free 136kB on behalf of 'syz-executor.0' (2488) because [ 120.585359] cache 208kB is below limit 6144kB for oom_score_adj 0 [ 120.585359] Free memory is -1272kB above reserved [ 121.605486] lowmemorykiller: Killing 'syz-executor.5' (2482) (tgid 2478), adj 1000, [ 121.605486] to free 136kB on behalf of 'syz-executor.0' (2488) because [ 121.605486] cache 272kB is below limit 6144kB for oom_score_adj 0 [ 121.605486] Free memory is -12912kB above reserved [ 121.670453] vmalloc: allocation failure, allocated 769331200 of 4221095936 bytes [ 121.670459] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 121.670469] CPU: 1 PID: 2495 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 121.670481] 0000000000000000 00a51eded603f711 ffff88008735fa78 ffffffff81aad1a1 [ 121.670486] vmalloc: allocation failure, allocated 1463013376 of 4221095936 bytes [ 121.670491] 1ffff10010e6bf52 [ 121.670492] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 121.670498] dffffc0000000000 00000000024000c2 0000000000000000 [ 121.670505] ffffffff82895020 ffff88008735fb88 ffffffff8148c0cb dffffc0000000000 [ 121.670507] Call Trace: [ 121.670521] [] dump_stack+0xc1/0x120 [ 121.670531] [] warn_alloc_failed.cold+0x78/0x99 [ 121.670539] [] ? zone_watermark_ok_safe+0x290/0x290 [ 121.670547] [] __vmalloc_node_range+0x408/0x650 [ 121.670556] [] ? xt_alloc_table_info+0xc8/0x100 [ 121.670562] [] vmalloc+0x5c/0x70 [ 121.670568] [] ? xt_alloc_table_info+0xc8/0x100 [ 121.670575] [] xt_alloc_table_info+0xc8/0x100 [ 121.670584] [] do_ip6t_set_ctl+0x225/0x450 [ 121.670591] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 121.670599] [] ? mutex_unlock+0x9/0x10 [ 121.670608] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 121.670615] [] nf_setsockopt+0x6d/0xc0 [ 121.670621] [] ipv6_setsockopt+0x10b/0x140 [ 121.670629] [] tcp_setsockopt+0x8a/0xe0 [ 121.670637] [] sock_common_setsockopt+0x9a/0xe0 [ 121.670650] [] SyS_setsockopt+0x159/0x240 [ 121.670656] [] ? SyS_recv+0x40/0x40 [ 121.670662] [] ? retint_user+0x18/0x3c [ 121.670672] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 121.670678] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 121.670685] CPU: 0 PID: 2496 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 121.670687] Mem-Info: [ 121.670703] 0000000000000000 [ 121.670704] active_anon:5048 inactive_anon:41 isolated_anon:0 [ 121.670704] active_file:25 inactive_file:15 isolated_file:0 [ 121.670704] unevictable:0 dirty:0 writeback:0 unstable:0 [ 121.670704] slab_reclaimable:4352 slab_unreclaimable:56847 [ 121.670704] mapped:39 shmem:48 pagetables:413 bounce:0 [ 121.670704] free:452 free_pcp:0 free_cma:0 [ 121.670730] 4269b972ff798a8b ffff88005c8bfa78 [ 121.670731] DMA32 free:16kB min:4696kB low:5868kB high:7044kB active_anon:8876kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:72kB slab_reclaimable:7844kB slab_unreclaimable:96576kB kernel_stack:1856kB pagetables:700kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 121.670733] ffffffff81aad1a1 [ 121.670734] lowmem_reserve[]: [ 121.670735] [ 121.670738] 0 [ 121.670739] 1ffff1000b917f52 [ 121.670741] 3504 [ 121.670743] dffffc0000000000 [ 121.670744] 3504 [ 121.670745] 00000000024000c2 [ 121.670746] [ 121.670770] 0000000000000000 [ 121.670771] Normal free:1792kB min:5580kB low:6972kB high:8368kB active_anon:11316kB inactive_anon:104kB active_file:100kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:120kB slab_reclaimable:9564kB slab_unreclaimable:130812kB kernel_stack:2784kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1048 all_unreclaimable? yes [ 121.670772] [ 121.670774] lowmem_reserve[]: [ 121.670776] ffffffff82895020 [ 121.670778] 0 [ 121.670779] ffff88005c8bfb88 [ 121.670781] 0 [ 121.670782] ffffffff8148c0cb [ 121.670784] 0 [ 121.670785] dffffc0000000000 [ 121.670786] [ 121.670786] [ 121.670789] DMA32: [ 121.670789] Call Trace: [ 121.670798] 0*4kB [ 121.670798] [] dump_stack+0xc1/0x120 [ 121.670807] 0*8kB [ 121.670807] [] warn_alloc_failed.cold+0x78/0x99 [ 121.670815] 0*16kB [ 121.670816] [] ? zone_watermark_ok_safe+0x290/0x290 [ 121.670823] 0*32kB [ 121.670824] [] __vmalloc_node_range+0x408/0x650 [ 121.670832] 0*64kB [ 121.670833] [] ? xt_alloc_table_info+0xc8/0x100 [ 121.670840] 0*128kB [ 121.670840] [] vmalloc+0x5c/0x70 [ 121.670849] 0*256kB [ 121.670849] [] ? xt_alloc_table_info+0xc8/0x100 [ 121.670857] 0*512kB [ 121.670858] [] xt_alloc_table_info+0xc8/0x100 [ 121.670867] 0*1024kB [ 121.670867] [] do_ip6t_set_ctl+0x225/0x450 [ 121.670876] 0*2048kB [ 121.670877] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 121.670885] 0*4096kB [ 121.670885] [] ? mutex_unlock+0x9/0x10 [ 121.670887] = 0kB [ 121.670894] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 121.670902] Normal: [ 121.670902] [] nf_setsockopt+0x6d/0xc0 [ 121.670909] 0*4kB [ 121.670910] [] ipv6_setsockopt+0x10b/0x140 [ 121.670917] 0*8kB [ 121.670918] [] tcp_setsockopt+0x8a/0xe0 [ 121.670925] 0*16kB [ 121.670926] [] sock_common_setsockopt+0x9a/0xe0 [ 121.670934] 0*32kB [ 121.670935] [] SyS_setsockopt+0x159/0x240 [ 121.670943] 0*64kB [ 121.670943] [] ? SyS_recv+0x40/0x40 [ 121.670951] 0*128kB [ 121.670951] [] ? retint_user+0x18/0x3c [ 121.670960] 1*256kB [ 121.670960] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 121.670968] (H) [ 121.670968] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 121.670971] 1*512kB [ 121.670971] Mem-Info: [ 121.670986] (H) [ 121.670987] active_anon:5048 inactive_anon:41 isolated_anon:0 [ 121.670987] active_file:25 inactive_file:15 isolated_file:0 [ 121.670987] unevictable:0 dirty:0 writeback:0 unstable:0 [ 121.670987] slab_reclaimable:4352 slab_unreclaimable:56847 [ 121.670987] mapped:39 shmem:48 pagetables:413 bounce:0 [ 121.670987] free:452 free_pcp:0 free_cma:0 [ 121.671010] 1*1024kB [ 121.671011] DMA32 free:16kB min:4696kB low:5868kB high:7044kB active_anon:8876kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:72kB slab_reclaimable:7844kB slab_unreclaimable:96576kB kernel_stack:1856kB pagetables:700kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 121.671013] (H) [ 121.671015] lowmem_reserve[]: [ 121.671017] 0*2048kB [ 121.671019] 0 [ 121.671020] 0*4096kB [ 121.671022] 3504 [ 121.671022] = 1792kB [ 121.671025] 3504 [ 121.671026] 116 total pagecache pages [ 121.671026] [ 121.671050] Normal free:1792kB min:5580kB low:6972kB high:8368kB active_anon:11316kB inactive_anon:104kB active_file:100kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:120kB slab_reclaimable:9564kB slab_unreclaimable:130812kB kernel_stack:2784kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1048 all_unreclaimable? yes [ 121.671051] 0 pages in swap cache [ 121.671056] lowmem_reserve[]: [ 121.671056] Swap cache stats: add 0, delete 0, find 0/0 [ 121.671059] 0 [ 121.671059] Free swap = 0kB [ 121.671061] 0 [ 121.671062] Total swap = 0kB [ 121.671064] 0 [ 121.671065] 1965979 pages RAM [ 121.671066] [ 121.671067] 0 pages HighMem/MovableOnly [ 121.671070] DMA32: [ 121.671070] 313294 pages reserved [ 121.671089] 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 121.671114] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1792kB [ 121.671116] 116 total pagecache pages [ 121.671118] 0 pages in swap cache [ 121.671121] Swap cache stats: add 0, delete 0, find 0/0 [ 121.671123] Free swap = 0kB [ 121.671125] Total swap = 0kB [ 121.671127] 1965979 pages RAM [ 121.671128] 0 pages HighMem/MovableOnly [ 121.671130] 313294 pages reserved [ 121.687778] vmalloc: allocation failure, allocated 1287286784 of 4221095936 bytes [ 121.687784] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 121.687792] CPU: 0 PID: 2482 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 121.687804] 0000000000000000 9501068aae7e7695 ffff880014ca7a78 ffffffff81aad1a1 [ 121.687812] 1ffff10002994f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 121.687822] ffffffff82895020 ffff880014ca7b88 ffffffff8148c0cb dffffc0000000000 [ 121.687823] Call Trace: [ 121.687838] [] dump_stack+0xc1/0x120 [ 121.687848] [] warn_alloc_failed.cold+0x78/0x99 [ 121.687857] [] ? zone_watermark_ok_safe+0x290/0x290 [ 121.687866] [] __vmalloc_node_range+0x408/0x650 [ 121.687875] [] ? xt_alloc_table_info+0xc8/0x100 [ 121.687882] [] vmalloc+0x5c/0x70 [ 121.687890] [] ? xt_alloc_table_info+0xc8/0x100 [ 121.687897] [] xt_alloc_table_info+0xc8/0x100 [ 121.687907] [] do_ip6t_set_ctl+0x225/0x450 [ 121.687915] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 121.687924] [] ? mutex_unlock+0x9/0x10 [ 121.687934] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 121.687942] [] nf_setsockopt+0x6d/0xc0 [ 121.687949] [] ipv6_setsockopt+0x10b/0x140 [ 121.687958] [] tcp_setsockopt+0x8a/0xe0 [ 121.687965] [] sock_common_setsockopt+0x9a/0xe0 [ 121.687974] [] SyS_setsockopt+0x159/0x240 [ 121.687982] [] ? SyS_recv+0x40/0x40 [ 121.687989] [] ? retint_user+0x18/0x3c [ 121.687999] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 121.688006] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 121.688009] Mem-Info: [ 121.688025] active_anon:5048 inactive_anon:41 isolated_anon:0 [ 121.688025] active_file:25 inactive_file:15 isolated_file:0 [ 121.688025] unevictable:0 dirty:0 writeback:0 unstable:0 [ 121.688025] slab_reclaimable:4352 slab_unreclaimable:56847 [ 121.688025] mapped:39 shmem:48 pagetables:413 bounce:0 [ 121.688025] free:445 free_pcp:0 free_cma:0 [ 121.688049] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8876kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:72kB slab_reclaimable:7844kB slab_unreclaimable:96576kB kernel_stack:1856kB pagetables:700kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 121.688057] lowmem_reserve[]: 0 3504 3504 [ 121.688081] Normal free:1792kB min:5580kB low:6972kB high:8368kB active_anon:11316kB inactive_anon:104kB active_file:100kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:120kB slab_reclaimable:9564kB slab_unreclaimable:130812kB kernel_stack:2784kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 121.688088] lowmem_reserve[]: 0 0 0 [ 121.688115] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 121.688150] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1792kB [ 121.688153] 116 total pagecache pages [ 121.688155] 0 pages in swap cache 2019/08/31 11:25:35 executed programs: 42 [ 121.688159] Swap cache stats: add 0, delete 0, find 0/0 [ 121.688161] Free swap = 0kB [ 121.688163] Total swap = 0kB [ 121.688165] 1965979 pages RAM [ 121.688167] 0 pages HighMem/MovableOnly [ 121.688169] 313294 pages reserved [ 122.615354] lowmemorykiller: Killing 'syz-executor.5' (2482) (tgid 2478), adj 1000, [ 122.615354] to free 136kB on behalf of 'syz-executor.2' (2504) because [ 122.615354] cache 224kB is below limit 6144kB for oom_score_adj 0 [ 122.615354] Free memory is 1536kB above reserved [ 123.626220] lowmemorykiller: Killing 'syz-executor.5' (2482) (tgid 2478), adj 1000, [ 123.626220] to free 136kB on behalf of 'syz-executor.2' (2504) because [ 123.626220] cache 6824kB is below limit 16384kB for oom_score_adj 6 [ 123.626220] Free memory is 11868kB above reserved [ 124.635486] lowmemorykiller: Killing 'syz-executor.1' (2509) (tgid 2507), adj 1000, [ 124.635486] to free 676kB on behalf of 'syz-executor.2' (2504) because [ 124.635486] cache 1672kB is below limit 65536kB for oom_score_adj 12 [ 124.635486] Free memory is 38636kB above reserved [ 125.646432] lowmemorykiller: Killing 'syz-executor.1' (2518) (tgid 2518), adj 1000, [ 125.646432] to free 136kB on behalf of 'syz-execprog' (2077) because [ 125.646432] cache 2576kB is below limit 6144kB for oom_score_adj 0 [ 125.646432] Free memory is -1104kB above reserved [ 126.655353] lowmemorykiller: Killing 'syz-executor.0' (2487) (tgid 2486), adj 1000, [ 126.655353] to free 132kB on behalf of 'syz-executor.0' (2487) because [ 126.655353] cache 144kB is below limit 6144kB for oom_score_adj 0 [ 126.655353] Free memory is -612kB above reserved [ 126.726322] vmalloc: allocation failure, allocated 1189093376 of 4221095936 bytes [ 126.726327] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 126.726337] CPU: 0 PID: 2509 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 126.726349] 0000000000000000 2d7f8bc47a8bcbdd ffff8801d03d7a78 ffffffff81aad1a1 [ 126.726358] 1ffff1003a07af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 126.726367] ffffffff82895020 ffff8801d03d7b88 ffffffff8148c0cb dffffc0000000000 [ 126.726369] Call Trace: [ 126.726384] [] dump_stack+0xc1/0x120 [ 126.726395] [] warn_alloc_failed.cold+0x78/0x99 [ 126.726404] [] ? zone_watermark_ok_safe+0x290/0x290 [ 126.726413] [] __vmalloc_node_range+0x408/0x650 [ 126.726422] [] ? xt_alloc_table_info+0xc8/0x100 [ 126.726429] [] vmalloc+0x5c/0x70 [ 126.726436] [] ? xt_alloc_table_info+0xc8/0x100 [ 126.726443] [] xt_alloc_table_info+0xc8/0x100 [ 126.726453] [] do_ip6t_set_ctl+0x225/0x450 [ 126.726461] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 126.726470] [] ? mutex_unlock+0x9/0x10 [ 126.726480] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 126.726488] [] nf_setsockopt+0x6d/0xc0 [ 126.726495] [] ipv6_setsockopt+0x10b/0x140 [ 126.726505] [] tcp_setsockopt+0x8a/0xe0 [ 126.726512] [] sock_common_setsockopt+0x9a/0xe0 [ 126.726521] [] SyS_setsockopt+0x159/0x240 [ 126.726528] [] ? SyS_recv+0x40/0x40 [ 126.726537] [] ? SyS_clock_gettime+0x118/0x1e0 [ 126.726547] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 126.726555] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 126.726558] Mem-Info: [ 126.726574] active_anon:5055 inactive_anon:41 isolated_anon:0 [ 126.726574] active_file:4 inactive_file:32 isolated_file:0 [ 126.726574] unevictable:0 dirty:0 writeback:0 unstable:0 [ 126.726574] slab_reclaimable:4446 slab_unreclaimable:56961 [ 126.726574] mapped:3 shmem:48 pagetables:413 bounce:0 [ 126.726574] free:396 free_pcp:0 free_cma:0 [ 126.726599] DMA32 free:0kB min:4696kB low:5868kB high:7044kB active_anon:8912kB inactive_anon:60kB active_file:16kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:72kB slab_reclaimable:8020kB slab_unreclaimable:96500kB kernel_stack:1824kB pagetables:732kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 126.726607] lowmem_reserve[]: 0 3504 3504 [ 126.726631] Normal free:1668kB min:5580kB low:6972kB high:8368kB active_anon:11308kB inactive_anon:104kB active_file:0kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:120kB slab_reclaimable:9764kB slab_unreclaimable:131344kB kernel_stack:2688kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:64 all_unreclaimable? no [ 126.726638] lowmem_reserve[]: 0 0 0 [ 126.726664] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 126.726697] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1616kB [ 126.726699] 84 total pagecache pages [ 126.726702] 0 pages in swap cache [ 126.726712] Swap cache stats: add 0, delete 0, find 0/0 [ 126.726714] Free swap = 0kB [ 126.726716] Total swap = 0kB [ 126.726719] 1965979 pages RAM [ 126.726721] 0 pages HighMem/MovableOnly [ 126.726723] 313294 pages reserved [ 127.097370] vmalloc: allocation failure, allocated 2239627264 of 4221095936 bytes [ 127.097375] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 127.097384] CPU: 0 PID: 2487 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 127.097395] 0000000000000000 6224b2904c0310d0 ffff88012c60fa78 ffffffff81aad1a1 [ 127.097404] 1ffff100258c1f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 127.097412] ffffffff82895020 ffff88012c60fb88 ffffffff8148c0cb 0000000000000000 [ 127.097414] Call Trace: [ 127.097428] [] dump_stack+0xc1/0x120 [ 127.097440] [] warn_alloc_failed.cold+0x78/0x99 [ 127.097448] [] ? zone_watermark_ok_safe+0x290/0x290 [ 127.097458] [] __vmalloc_node_range+0x408/0x650 [ 127.097468] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.097474] [] vmalloc+0x5c/0x70 [ 127.097482] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.097489] [] xt_alloc_table_info+0xc8/0x100 [ 127.097500] [] do_ip6t_set_ctl+0x225/0x450 [ 127.097508] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 127.097517] [] ? mutex_unlock+0x9/0x10 [ 127.097527] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 127.097535] [] nf_setsockopt+0x6d/0xc0 [ 127.097542] [] ipv6_setsockopt+0x10b/0x140 [ 127.097551] [] tcp_setsockopt+0x8a/0xe0 [ 127.097559] [] sock_common_setsockopt+0x9a/0xe0 [ 127.097568] [] SyS_setsockopt+0x159/0x240 [ 127.097575] [] ? SyS_recv+0x40/0x40 [ 127.097582] [] ? retint_user+0x18/0x3c [ 127.097594] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 127.097601] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 127.097604] Mem-Info: [ 127.097620] active_anon:5055 inactive_anon:41 isolated_anon:0 [ 127.097620] active_file:23 inactive_file:61 isolated_file:0 [ 127.097620] unevictable:0 dirty:0 writeback:0 unstable:0 [ 127.097620] slab_reclaimable:4446 slab_unreclaimable:56961 [ 127.097620] mapped:3 shmem:48 pagetables:413 bounce:0 [ 127.097620] free:417 free_pcp:0 free_cma:0 [ 127.097645] DMA32 free:60kB min:4696kB low:5868kB high:7044kB active_anon:8912kB inactive_anon:60kB active_file:64kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:72kB slab_reclaimable:8020kB slab_unreclaimable:96500kB kernel_stack:1824kB pagetables:732kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:108 all_unreclaimable? no [ 127.097652] lowmem_reserve[]: 0 3504 3504 [ 127.097683] Normal free:1608kB min:5580kB low:6972kB high:8368kB active_anon:11308kB inactive_anon:104kB active_file:28kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:120kB slab_reclaimable:9764kB slab_unreclaimable:131344kB kernel_stack:2688kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:96 all_unreclaimable? no 2019/08/31 11:25:41 executed programs: 43 [ 127.097690] lowmem_reserve[]: 0 0 0 [ 127.097722] DMA32: 1*4kB (H) 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 127.112369] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1584kB [ 127.112372] 121 total pagecache pages [ 127.112374] 0 pages in swap cache [ 127.112378] Swap cache stats: add 0, delete 0, find 0/0 [ 127.112380] Free swap = 0kB [ 127.112382] Total swap = 0kB [ 127.112385] 1965979 pages RAM [ 127.112387] 0 pages HighMem/MovableOnly [ 127.112389] 313294 pages reserved [ 127.475358] vmalloc: allocation failure, allocated 1822412800 of 4221095936 bytes [ 127.475364] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 127.475372] CPU: 0 PID: 2488 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 127.475384] 0000000000000000 c85e12465476b544 ffff8801443cfa78 ffffffff81aad1a1 [ 127.475391] 1ffff10028879f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 127.475399] ffffffff82895020 ffff8801443cfb88 ffffffff8148c0cb 0000000000000000 [ 127.475401] Call Trace: [ 127.475415] [] dump_stack+0xc1/0x120 [ 127.475425] [] warn_alloc_failed.cold+0x78/0x99 [ 127.475434] [] ? zone_watermark_ok_safe+0x290/0x290 [ 127.475442] [] __vmalloc_node_range+0x408/0x650 [ 127.475451] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.475458] [] vmalloc+0x5c/0x70 [ 127.475464] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.475471] [] xt_alloc_table_info+0xc8/0x100 [ 127.475480] [] do_ip6t_set_ctl+0x225/0x450 [ 127.475487] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 127.475497] [] ? mutex_unlock+0x9/0x10 [ 127.475505] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 127.475512] [] nf_setsockopt+0x6d/0xc0 [ 127.475518] [] ipv6_setsockopt+0x10b/0x140 [ 127.475526] [] tcp_setsockopt+0x8a/0xe0 [ 127.475533] [] sock_common_setsockopt+0x9a/0xe0 [ 127.475540] [] SyS_setsockopt+0x159/0x240 [ 127.475547] [] ? SyS_recv+0x40/0x40 [ 127.475554] [] ? retint_user+0x18/0x3c [ 127.475562] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 127.475569] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 127.475572] Mem-Info: [ 127.475586] active_anon:5035 inactive_anon:41 isolated_anon:0 [ 127.475586] active_file:3 inactive_file:23 isolated_file:0 [ 127.475586] unevictable:0 dirty:0 writeback:0 unstable:0 [ 127.475586] slab_reclaimable:4447 slab_unreclaimable:57005 [ 127.475586] mapped:25 shmem:48 pagetables:404 bounce:0 [ 127.475586] free:430 free_pcp:0 free_cma:0 [ 127.475610] DMA32 free:100kB min:4696kB low:5868kB high:7044kB active_anon:8900kB inactive_anon:60kB active_file:8kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:72kB slab_reclaimable:8024kB slab_unreclaimable:96612kB kernel_stack:1760kB pagetables:720kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:112 all_unreclaimable? yes [ 127.475617] lowmem_reserve[]: 0 3504 3504 [ 127.475639] Normal free:1620kB min:5580kB low:6972kB high:8368kB active_anon:11240kB inactive_anon:104kB active_file:4kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:120kB slab_reclaimable:9764kB slab_unreclaimable:131408kB kernel_stack:2656kB pagetables:896kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1028 all_unreclaimable? yes [ 127.475650] lowmem_reserve[]: 0 0 0 [ 127.475678] DMA32: 1*4kB (H) 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 127.475707] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1584kB [ 127.475709] 105 total pagecache pages [ 127.475712] 0 pages in swap cache [ 127.475715] Swap cache stats: add 0, delete 0, find 0/0 [ 127.475717] Free swap = 0kB [ 127.475719] Total swap = 0kB [ 127.475721] 1965979 pages RAM [ 127.475723] 0 pages HighMem/MovableOnly [ 127.475725] 313294 pages reserved [ 127.485426] vmalloc: allocation failure, allocated 426950656 of 4221095936 bytes [ 127.485432] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 127.485440] CPU: 0 PID: 2511 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 127.485451] 0000000000000000 a3f29ded97292273 ffff88010419fa78 ffffffff81aad1a1 [ 127.485460] 1ffff10020833f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 127.485469] ffffffff82895020 ffff88010419fb88 ffffffff8148c0cb dffffc0000000000 [ 127.485470] Call Trace: [ 127.485484] [] dump_stack+0xc1/0x120 [ 127.485494] [] warn_alloc_failed.cold+0x78/0x99 [ 127.485503] [] ? zone_watermark_ok_safe+0x290/0x290 [ 127.485512] [] __vmalloc_node_range+0x408/0x650 [ 127.485521] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.485528] [] vmalloc+0x5c/0x70 [ 127.485535] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.485542] [] xt_alloc_table_info+0xc8/0x100 [ 127.485552] [] do_ip6t_set_ctl+0x225/0x450 [ 127.485560] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 127.485569] [] ? mutex_unlock+0x9/0x10 [ 127.485579] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 127.485585] [] nf_setsockopt+0x6d/0xc0 [ 127.485591] [] ipv6_setsockopt+0x10b/0x140 [ 127.485614] [] tcp_setsockopt+0x8a/0xe0 [ 127.485622] [] sock_common_setsockopt+0x9a/0xe0 [ 127.485630] [] SyS_setsockopt+0x159/0x240 [ 127.485636] [] ? SyS_recv+0x40/0x40 [ 127.485650] [] ? SyS_clock_gettime+0x118/0x1e0 [ 127.485660] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 127.485668] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 127.486196] Mem-Info: [ 127.486213] active_anon:5035 inactive_anon:41 isolated_anon:0 [ 127.486213] active_file:3 inactive_file:23 isolated_file:0 [ 127.486213] unevictable:0 dirty:0 writeback:0 unstable:0 [ 127.486213] slab_reclaimable:4447 slab_unreclaimable:57005 [ 127.486213] mapped:25 shmem:48 pagetables:404 bounce:0 [ 127.486213] free:430 free_pcp:0 free_cma:0 [ 127.486237] DMA32 free:100kB min:4696kB low:5868kB high:7044kB active_anon:8900kB inactive_anon:60kB active_file:8kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:72kB slab_reclaimable:8024kB slab_unreclaimable:96612kB kernel_stack:1760kB pagetables:720kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:112 all_unreclaimable? yes [ 127.486244] lowmem_reserve[]: 0 3504 3504 [ 127.486269] Normal free:1620kB min:5580kB low:6972kB high:8368kB active_anon:11240kB inactive_anon:104kB active_file:4kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:120kB slab_reclaimable:9764kB slab_unreclaimable:131408kB kernel_stack:2656kB pagetables:896kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1028 all_unreclaimable? yes [ 127.486276] lowmem_reserve[]: 0 0 0 [ 127.486307] DMA32: 1*4kB (H) 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 127.486339] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1584kB [ 127.486341] 105 total pagecache pages [ 127.486343] 0 pages in swap cache [ 127.486347] Swap cache stats: add 0, delete 0, find 0/0 [ 127.486349] Free swap = 0kB [ 127.486351] Total swap = 0kB [ 127.486354] 1965979 pages RAM [ 127.486356] 0 pages HighMem/MovableOnly [ 127.486358] 313294 pages reserved [ 127.486775] vmalloc: allocation failure, allocated 261259264 of 4221095936 bytes [ 127.486780] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 127.486786] CPU: 1 PID: 2517 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 127.486795] 0000000000000000 2ab20dde0d61c26e ffff8800a5c2fa78 ffffffff81aad1a1 [ 127.486804] 1ffff10014b85f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 127.486812] ffffffff82895020 ffff8800a5c2fb88 ffffffff8148c0cb dffffc0000000000 [ 127.486813] Call Trace: [ 127.486822] [] dump_stack+0xc1/0x120 [ 127.486830] [] warn_alloc_failed.cold+0x78/0x99 [ 127.486837] [] ? zone_watermark_ok_safe+0x290/0x290 [ 127.486844] [] __vmalloc_node_range+0x408/0x650 [ 127.486851] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.486857] [] vmalloc+0x5c/0x70 [ 127.486863] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.486870] [] xt_alloc_table_info+0xc8/0x100 [ 127.486878] [] do_ip6t_set_ctl+0x225/0x450 [ 127.486885] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 127.486893] [] ? mutex_unlock+0x9/0x10 [ 127.486901] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 127.486907] [] nf_setsockopt+0x6d/0xc0 [ 127.486914] [] ipv6_setsockopt+0x10b/0x140 [ 127.486921] [] tcp_setsockopt+0x8a/0xe0 [ 127.486928] [] sock_common_setsockopt+0x9a/0xe0 [ 127.486936] [] SyS_setsockopt+0x159/0x240 [ 127.486942] [] ? SyS_recv+0x40/0x40 [ 127.486949] [] ? retint_user+0x18/0x3c [ 127.486958] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 127.486964] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 127.486967] Mem-Info: [ 127.486981] active_anon:5035 inactive_anon:41 isolated_anon:0 [ 127.486981] active_file:3 inactive_file:23 isolated_file:0 [ 127.486981] unevictable:0 dirty:0 writeback:0 unstable:0 [ 127.486981] slab_reclaimable:4447 slab_unreclaimable:57005 [ 127.486981] mapped:25 shmem:48 pagetables:404 bounce:0 [ 127.486981] free:430 free_pcp:0 free_cma:0 [ 127.487003] DMA32 free:100kB min:4696kB low:5868kB high:7044kB active_anon:8900kB inactive_anon:60kB active_file:8kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:72kB slab_reclaimable:8024kB slab_unreclaimable:96612kB kernel_stack:1760kB pagetables:720kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:112 all_unreclaimable? yes [ 127.487010] lowmem_reserve[]: 0 3504 3504 [ 127.487032] Normal free:1620kB min:5580kB low:6972kB high:8368kB active_anon:11240kB inactive_anon:104kB active_file:4kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:120kB slab_reclaimable:9764kB slab_unreclaimable:131408kB kernel_stack:2656kB pagetables:896kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1028 all_unreclaimable? yes [ 127.487039] lowmem_reserve[]: 0 0 0 [ 127.487067] DMA32: 1*4kB (H) 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 127.487097] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1584kB [ 127.487099] 105 total pagecache pages [ 127.487101] 0 pages in swap cache [ 127.487104] Swap cache stats: add 0, delete 0, find 0/0 [ 127.487106] Free swap = 0kB [ 127.487108] Total swap = 0kB [ 127.487110] 1965979 pages RAM [ 127.487112] 0 pages HighMem/MovableOnly [ 127.487114] 313294 pages reserved [ 127.495862] vmalloc: allocation failure, allocated 450580480 of 4221095936 bytes [ 127.495867] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 127.495876] CPU: 0 PID: 2504 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 127.495886] 0000000000000000 78e9a294b138810a ffff88007dc87a78 ffffffff81aad1a1 [ 127.495895] 1ffff1000fb90f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 127.495904] ffffffff82895020 ffff88007dc87b88 ffffffff8148c0cb 0000000000000000 [ 127.495906] Call Trace: [ 127.495919] [] dump_stack+0xc1/0x120 [ 127.495928] [] warn_alloc_failed.cold+0x78/0x99 [ 127.495937] [] ? zone_watermark_ok_safe+0x290/0x290 [ 127.495946] [] __vmalloc_node_range+0x408/0x650 [ 127.495955] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.495962] [] vmalloc+0x5c/0x70 [ 127.495969] [] ? xt_alloc_table_info+0xc8/0x100 [ 127.495976] [] xt_alloc_table_info+0xc8/0x100 [ 127.495986] [] do_ip6t_set_ctl+0x225/0x450 [ 127.495993] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 127.496003] [] ? mutex_unlock+0x9/0x10 [ 127.496013] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 127.496020] [] nf_setsockopt+0x6d/0xc0 [ 127.496027] [] ipv6_setsockopt+0x10b/0x140 [ 127.496036] [] tcp_setsockopt+0x8a/0xe0 [ 127.496044] [] sock_common_setsockopt+0x9a/0xe0 [ 127.496052] [] SyS_setsockopt+0x159/0x240 [ 127.496060] [] ? SyS_recv+0x40/0x40 [ 127.496067] [] ? retint_user+0x18/0x3c [ 127.496077] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 127.496085] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 127.496088] Mem-Info: [ 127.496104] active_anon:5035 inactive_anon:41 isolated_anon:0 [ 127.496104] active_file:3 inactive_file:23 isolated_file:0 [ 127.496104] unevictable:0 dirty:0 writeback:0 unstable:0 [ 127.496104] slab_reclaimable:4447 slab_unreclaimable:57005 [ 127.496104] mapped:25 shmem:48 pagetables:404 bounce:0 [ 127.496104] free:430 free_pcp:0 free_cma:0 [ 127.496129] DMA32 free:100kB min:4696kB low:5868kB high:7044kB active_anon:8900kB inactive_anon:60kB active_file:8kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:72kB slab_reclaimable:8024kB slab_unreclaimable:96612kB kernel_stack:1760kB pagetables:720kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:112 all_unreclaimable? yes 2019/08/31 11:25:49 executed programs: 47 [ 127.496136] lowmem_reserve[]: 0 3504 3504 [ 127.496159] Normal free:1620kB min:5580kB low:6972kB high:8368kB active_anon:11240kB inactive_anon:104kB active_file:4kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:120kB slab_reclaimable:9764kB slab_unreclaimable:131408kB kernel_stack:2656kB pagetables:896kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1028 all_unreclaimable? yes [ 127.496598] lowmem_reserve[]: 0 0 0 [ 127.496629] DMA32: 1*4kB (H) 1*8kB (H) 0*16kB 1*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 127.496744] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1584kB [ 127.496746] 105 total pagecache pages [ 127.496749] 0 pages in swap cache [ 127.496753] Swap cache stats: add 0, delete 0, find 0/0 [ 127.496755] Free swap = 0kB [ 127.496757] Total swap = 0kB [ 127.496760] 1965979 pages RAM [ 127.496762] 0 pages HighMem/MovableOnly [ 127.496764] 313294 pages reserved [ 127.665444] lowmemorykiller: Killing 'syz-executor.0' (2487) (tgid 2486), adj 1000, [ 127.665444] to free 132kB on behalf of 'kswapd0' (28) because [ 127.665444] cache 228kB is below limit 6144kB for oom_score_adj 0 [ 127.665444] Free memory is -27708kB above reserved [ 128.675425] lowmemorykiller: Killing 'syz-executor.0' (2487) (tgid 2486), adj 1000, [ 128.675425] to free 132kB on behalf of 'kswapd0' (28) because [ 128.675425] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 128.675425] Free memory is -27800kB above reserved [ 131.179293] lowmemorykiller: Killing 'syz-executor.5' (2526) (tgid 2524), adj 1000, [ 131.179293] to free 1080kB on behalf of 'kswapd0' (28) because [ 131.179293] cache 9796kB is below limit 16384kB for oom_score_adj 6 [ 131.179293] Free memory is 3792kB above reserved [ 132.205724] lowmemorykiller: Killing 'syz-executor.0' (2487) (tgid 2486), adj 1000, [ 132.205724] to free 132kB on behalf of 'syz-executor.4' (2523) because [ 132.205724] cache 436kB is below limit 6144kB for oom_score_adj 0 [ 132.205724] Free memory is 2340kB above reserved [ 132.207087] lowmemorykiller: Killing 'syz-executor.5' (2548) (tgid 2548), adj 1000, [ 132.207087] to free 136kB on behalf of 'syz-executor.4' (2544) because [ 132.207087] cache 436kB is below limit 6144kB for oom_score_adj 0 [ 132.207087] Free memory is 2248kB above reserved [ 132.227475] lowmemorykiller: Killing 'syz-executor.5' (2548) (tgid 2548), adj 1000, [ 132.227475] to free 136kB on behalf of 'syz-executor.5' (2547) because [ 132.227475] cache 436kB is below limit 6144kB for oom_score_adj 0 [ 132.227475] Free memory is 2868kB above reserved [ 132.365169] vmalloc: allocation failure, allocated 1873952768 of 4221095936 bytes [ 132.365175] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 132.365198] CPU: 1 PID: 2526 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 132.365213] 0000000000000000 9c3d3f15e726ece9 ffff8800502d7a78 ffffffff81aad1a1 [ 132.365219] 1ffff1000a05af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 132.365227] ffffffff82895020 ffff8800502d7b88 ffffffff8148c0cb ffff880000000000 [ 132.365228] Call Trace: [ 132.365242] [] dump_stack+0xc1/0x120 [ 132.365252] [] warn_alloc_failed.cold+0x78/0x99 [ 132.365259] [] ? zone_watermark_ok_safe+0x290/0x290 [ 132.365267] [] __vmalloc_node_range+0x408/0x650 [ 132.365275] [] ? xt_alloc_table_info+0xc8/0x100 [ 132.365280] [] vmalloc+0x5c/0x70 [ 132.365286] [] ? xt_alloc_table_info+0xc8/0x100 [ 132.365292] [] xt_alloc_table_info+0xc8/0x100 [ 132.365301] [] do_ip6t_set_ctl+0x225/0x450 [ 132.365308] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 132.365317] [] ? mutex_unlock+0x9/0x10 [ 132.365326] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 132.365332] [] nf_setsockopt+0x6d/0xc0 [ 132.365338] [] ipv6_setsockopt+0x10b/0x140 [ 132.365346] [] tcp_setsockopt+0x8a/0xe0 [ 132.365353] [] sock_common_setsockopt+0x9a/0xe0 [ 132.365360] [] SyS_setsockopt+0x159/0x240 [ 132.365367] [] ? SyS_recv+0x40/0x40 [ 132.365373] [] ? retint_user+0x18/0x3c [ 132.365383] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 132.365389] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 132.365420] Mem-Info: [ 132.365435] active_anon:5145 inactive_anon:41 isolated_anon:0 [ 132.365435] active_file:30 inactive_file:37 isolated_file:23 [ 132.365435] unevictable:0 dirty:0 writeback:0 unstable:0 [ 132.365435] slab_reclaimable:4499 slab_unreclaimable:56866 [ 132.365435] mapped:7 shmem:48 pagetables:479 bounce:0 [ 132.365435] free:1122 free_pcp:358 free_cma:0 [ 132.365459] DMA32 free:3024kB min:4696kB low:5868kB high:7044kB active_anon:9056kB inactive_anon:68kB active_file:72kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):92kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:8128kB slab_unreclaimable:96584kB kernel_stack:1856kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:744kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 132.365465] lowmem_reserve[]: 0 3504 3504 [ 132.365487] Normal free:1564kB min:5580kB low:6972kB high:8368kB active_anon:11524kB inactive_anon:96kB active_file:48kB inactive_file:140kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:112kB slab_reclaimable:9868kB slab_unreclaimable:130880kB kernel_stack:2944kB pagetables:1084kB unstable:0kB bounce:0kB free_pcp:704kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 132.365493] lowmem_reserve[]: 0 0 0 [ 132.365530] DMA32: 15*4kB (UH) 49*8kB (UH) 23*16kB (H) 26*32kB (H) 18*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3188kB [ 132.365557] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 0*128kB 0*256kB 1*512kB (H) 1*1024kB (H) 0*2048kB 0*4096kB = 1584kB [ 132.365559] 157 total pagecache pages [ 132.365562] 0 pages in swap cache [ 132.365565] Swap cache stats: add 0, delete 0, find 0/0 [ 132.365567] Free swap = 0kB [ 132.365569] Total swap = 0kB [ 132.365571] 1965979 pages RAM [ 132.365573] 0 pages HighMem/MovableOnly [ 132.365575] 313294 pages reserved [ 133.235330] lowmemorykiller: Killing 'syz-executor.2' (2557) (tgid 2555), adj 1000, [ 133.235330] to free 164kB on behalf of 'blkid' (2567) because [ 133.235330] cache 640kB is below limit 6144kB for oom_score_adj 0 [ 133.235330] Free memory is 2928kB above reserved [ 133.608511] vmalloc: allocation failure, allocated 420503552 of 4221095936 bytes [ 133.608517] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 133.608525] CPU: 1 PID: 2557 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 133.608537] 0000000000000000 775ecde955bfb1e3 ffff88017a037a78 ffffffff81aad1a1 ** 45 printk messages dropped ** [ 138.442004] lowmemorykiller: Killing 'syz-executor.5' (2526) (tgid 2524), adj 1000, [ 138.442004] to free 132kB on behalf of 'kswapd0' (28) because [ 138.442004] cache 2788kB is below limit 6144kB for oom_score_adj 0 [ 138.442004] Free memory is 5504kB above reserved [ 139.075429] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 139.075429] to free 136kB on behalf of 'syz-executor.4' (2523) because [ 139.075429] cache 524kB is below limit 6144kB for oom_score_adj 0 [ 139.075429] Free memory is 3672kB above reserved [ 139.075439] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 139.075439] to free 136kB on behalf of 'kswapd0' (28) because [ 139.075439] cache 524kB is below limit 6144kB for oom_score_adj 0 [ 139.075439] Free memory is 3672kB above reserved ** 35 printk messages dropped ** [ 139.171094] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1376kB [ 139.171096] 105 total pagecache pages [ 139.171099] 0 pages in swap cache [ 139.171103] Swap cache stats: add 0, delete 0, find 0/0 [ 139.171105] Free swap = 0kB [ 139.171107] Total swap = 0kB [ 139.171109] 1965979 pages RAM [ 139.171111] 0 pages HighMem/MovableOnly [ 139.171113] 313294 pages reserved [ 139.444771] vmalloc: allocation failure, allocated 1762492416 of 4221095936 bytes [ 139.444777] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 139.444785] CPU: 0 PID: 2523 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 139.444797] 0000000000000000 72807bbd54ab0028 ffff88019de8fa78 ffffffff81aad1a1 [ 139.444806] 1ffff10033bd1f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 139.444815] ffffffff82895020 ffff88019de8fb88 ffffffff8148c0cb ffff880100000000 [ 139.444817] Call Trace: [ 139.444832] [] dump_stack+0xc1/0x120 [ 139.444843] [] warn_alloc_failed.cold+0x78/0x99 [ 139.444851] [] ? zone_watermark_ok_safe+0x290/0x290 [ 139.444860] [] __vmalloc_node_range+0x408/0x650 [ 139.444870] [] ? xt_alloc_table_info+0xc8/0x100 [ 139.444877] [] vmalloc+0x5c/0x70 [ 139.444884] [] ? xt_alloc_table_info+0xc8/0x100 [ 139.444891] [] xt_alloc_table_info+0xc8/0x100 [ 139.444902] [] do_ip6t_set_ctl+0x225/0x450 [ 139.444910] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 139.444920] [] ? mutex_unlock+0x9/0x10 [ 139.444931] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 139.444939] [] nf_setsockopt+0x6d/0xc0 [ 139.444946] [] ipv6_setsockopt+0x10b/0x140 [ 139.444955] [] tcp_setsockopt+0x8a/0xe0 [ 139.444963] [] sock_common_setsockopt+0x9a/0xe0 [ 139.444971] [] SyS_setsockopt+0x159/0x240 [ 139.444979] [] ? SyS_recv+0x40/0x40 [ 139.444986] [] ? retint_user+0x18/0x3c [ 139.444997] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 139.445005] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 139.445008] Mem-Info: [ 139.445023] active_anon:5036 inactive_anon:38 isolated_anon:0 [ 139.445023] active_file:37 inactive_file:36 isolated_file:0 [ 139.445023] unevictable:0 dirty:0 writeback:0 unstable:0 [ 139.445023] slab_reclaimable:4526 slab_unreclaimable:56865 [ 139.445023] mapped:22 shmem:48 pagetables:407 bounce:0 [ 139.445023] free:1342 free_pcp:0 free_cma:0 [ 139.445049] DMA32 free:4016kB min:4696kB low:5868kB high:7044kB active_anon:8872kB inactive_anon:60kB active_file:76kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:96kB shmem:80kB slab_reclaimable:8196kB slab_unreclaimable:96288kB kernel_stack:1760kB pagetables:744kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1772 all_unreclaimable? yes [ 139.445057] lowmem_reserve[]: 0 3504 3504 [ 139.445081] Normal free:1352kB min:5580kB low:6972kB high:8368kB active_anon:11272kB inactive_anon:92kB active_file:72kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:112kB slab_reclaimable:9908kB slab_unreclaimable:131172kB kernel_stack:2752kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:876 all_unreclaimable? yes [ 139.445088] lowmem_reserve[]: 0 0 0 [ 139.445127] DMA32: 1*4kB (H) 2*8kB (H) 3*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4068kB [ 139.445158] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1376kB [ 139.445161] 112 total pagecache pages [ 139.445163] 0 pages in swap cache [ 139.445167] Swap cache stats: add 0, delete 0, find 0/0 [ 139.445169] Free swap = 0kB [ 139.445171] Total swap = 0kB [ 139.445173] 1965979 pages RAM [ 139.445175] 0 pages HighMem/MovableOnly [ 139.445177] 313294 pages reserved [ 139.449994] vmalloc: allocation failure, allocated 1379753984 of 4221095936 bytes [ 139.449999] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 139.450006] CPU: 1 PID: 2553 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 139.450016] 0000000000000000 d7a8964d529a5eba ffff8801b6507a78 ffffffff81aad1a1 ** 38 printk messages dropped ** [ 139.451111] 0 pages HighMem/MovableOnly [ 139.451113] 313294 pages reserved [ 139.452455] vmalloc: allocation failure, allocated 624566272 of 4221095936 bytes ** 40 printk messages dropped ** [ 139.452802] 1965979 pages RAM [ 139.452803] 0 pages HighMem/MovableOnly [ 139.452805] 313294 pages reserved [ 139.459261] vmalloc: allocation failure, allocated 1420058624 of 4221095936 bytes [ 139.459267] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 139.459276] CPU: 1 PID: 2544 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 139.459288] 0000000000000000 eede37c158772666 ffff88019607fa78 ffffffff81aad1a1 [ 139.459296] 1ffff10032c0ff52 dffffc0000000000 00000000024000c2 0000000000000000 2019/08/31 11:25:55 executed programs: 51 [ 139.459306] ffffffff82895020 ffff88019607fb88 ffffffff8148c0cb dffffc0000000000 [ 139.459307] Call Trace: [ 139.459322] [] dump_stack+0xc1/0x120 [ 139.459332] [] warn_alloc_failed.cold+0x78/0x99 [ 139.459341] [] ? zone_watermark_ok_safe+0x290/0x290 [ 139.459350] [] __vmalloc_node_range+0x408/0x650 [ 139.459359] [] ? xt_alloc_table_info+0xc8/0x100 [ 139.459366] [] vmalloc+0x5c/0x70 [ 139.459373] [] ? xt_alloc_table_info+0xc8/0x100 [ 139.459380] [] xt_alloc_table_info+0xc8/0x100 [ 139.459389] [] do_ip6t_set_ctl+0x225/0x450 [ 139.459397] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 139.459407] [] ? mutex_unlock+0x9/0x10 [ 139.459416] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 139.459424] [] nf_setsockopt+0x6d/0xc0 [ 139.459431] [] ipv6_setsockopt+0x10b/0x140 [ 139.459440] [] tcp_setsockopt+0x8a/0xe0 [ 139.459448] [] sock_common_setsockopt+0x9a/0xe0 [ 139.459464] [] SyS_setsockopt+0x159/0x240 [ 139.459472] [] ? SyS_recv+0x40/0x40 [ 139.459480] [] ? SyS_clock_gettime+0x118/0x1e0 [ 139.459490] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 139.459498] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 139.460636] Mem-Info: [ 139.460653] active_anon:5036 inactive_anon:38 isolated_anon:0 [ 139.460653] active_file:37 inactive_file:36 isolated_file:0 [ 139.460653] unevictable:0 dirty:0 writeback:0 unstable:0 [ 139.460653] slab_reclaimable:4526 slab_unreclaimable:56865 [ 139.460653] mapped:22 shmem:48 pagetables:407 bounce:0 [ 139.460653] free:1342 free_pcp:0 free_cma:0 [ 139.460677] DMA32 free:4016kB min:4696kB low:5868kB high:7044kB active_anon:8872kB inactive_anon:60kB active_file:76kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:96kB shmem:80kB slab_reclaimable:8196kB slab_unreclaimable:96288kB kernel_stack:1760kB pagetables:744kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1772 all_unreclaimable? yes [ 139.460685] lowmem_reserve[]: 0 3504 3504 [ 139.460709] Normal free:1352kB min:5580kB low:6972kB high:8368kB active_anon:11272kB inactive_anon:92kB active_file:72kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:112kB slab_reclaimable:9908kB slab_unreclaimable:131172kB kernel_stack:2752kB pagetables:884kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4384 all_unreclaimable? yes [ 139.460716] lowmem_reserve[]: 0 0 0 [ 139.460756] DMA32: 1*4kB (H) 2*8kB (H) 3*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4068kB [ 139.460788] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1376kB [ 139.460790] 112 total pagecache pages [ 139.460793] 0 pages in swap cache [ 139.460796] Swap cache stats: add 0, delete 0, find 0/0 [ 139.460798] Free swap = 0kB [ 139.460800] Total swap = 0kB [ 139.460803] 1965979 pages RAM [ 139.460805] 0 pages HighMem/MovableOnly [ 139.460807] 313294 pages reserved [ 140.085489] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 140.085489] to free 136kB on behalf of 'blkid' (2570) because [ 140.085489] cache 132kB is below limit 6144kB for oom_score_adj 0 [ 140.085489] Free memory is -23984kB above reserved [ 140.085500] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 140.085500] to free 136kB on behalf of 'kswapd0' (28) because [ 140.085500] cache 132kB is below limit 6144kB for oom_score_adj 0 [ 140.085500] Free memory is -23984kB above reserved [ 141.095386] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 141.095386] to free 136kB on behalf of 'syz-execprog' (2070) because [ 141.095386] cache 132kB is below limit 6144kB for oom_score_adj 0 [ 141.095386] Free memory is -23984kB above reserved [ 141.095398] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 141.095398] to free 136kB on behalf of 'blkid' (2569) because [ 141.095398] cache 132kB is below limit 6144kB for oom_score_adj 0 [ 141.095398] Free memory is -23984kB above reserved [ 142.105408] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 142.105408] to free 136kB on behalf of 'blkid' (2570) because [ 142.105408] cache 132kB is below limit 6144kB for oom_score_adj 0 [ 142.105408] Free memory is -23984kB above reserved [ 142.105421] lowmemorykiller: Killing 'syz-executor.5' (2547) (tgid 2524), adj 1000, [ 142.105421] to free 136kB on behalf of 'syz-execprog' (2086) because [ 142.105421] cache 132kB is below limit 6144kB for oom_score_adj 0 [ 142.105421] Free memory is -23984kB above reserved [ 143.793552] lowmemorykiller: Killing 'syz-executor.1' (2574) (tgid 2571), adj 1000, [ 143.793552] to free 1072kB on behalf of 'kswapd0' (28) because [ 143.793552] cache 7696kB is below limit 8192kB for oom_score_adj 1 [ 143.793552] Free memory is 4168kB above reserved [ 144.797664] lowmemorykiller: Killing 'syz-executor.1' (2574) (tgid 2571), adj 1000, [ 144.797664] to free 160kB on behalf of 'syz-executor.0' (2575) because [ 144.797664] cache 268kB is below limit 6144kB for oom_score_adj 0 [ 144.797664] Free memory is 3004kB above reserved [ 144.965309] kworker/1:1H: page allocation failure: order:0, mode:0x2284020 [ 144.965319] CPU: 1 PID: 352 Comm: kworker/1:1H Not tainted 4.4.174+ #4 [ 144.965335] Workqueue: kblockd cfq_kick_queue [ 144.965345] 0000000000000000 af91949bc7b32a75 ffff8800b96af4f8 ffffffff81aad1a1 [ 144.965354] 1ffff100172d5ea2 ffff8800b9f22f80 0000000002284020 0000000000000000 [ 144.965363] 0000000000000000 ffff8800b96af608 ffffffff8148c0cb 0000000000000000 [ 144.965364] Call Trace: [ 144.965374] [] dump_stack+0xc1/0x120 [ 144.965384] [] warn_alloc_failed.cold+0x78/0x99 [ 144.965392] [] ? zone_watermark_ok_safe+0x290/0x290 [ 144.965400] [] ? mempool_alloc_slab+0x47/0x60 [ 144.965409] [] ? check_preemption_disabled+0x3c/0x200 [ 144.965418] [] ? wakeup_kswapd+0x16c/0x4f0 [ 144.965426] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 144.965434] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 144.965444] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 144.965451] [] ? debug_object_assert_init+0x104/0x2d0 [ 144.965458] [] ? debug_object_assert_init+0x180/0x2d0 [ 144.965465] [] new_slab+0x2e5/0x380 [ 144.965472] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 144.965480] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 144.965487] [] ? check_preemption_disabled+0x3c/0x200 [ 144.965495] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 144.965502] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 144.965509] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 144.965516] [] kmem_cache_alloc+0x214/0x2c0 [ 144.965523] [] scsi_host_alloc_command.isra.0+0x7c/0x310 [ 144.965530] [] ? cfq_dispatch_insert+0x164/0x2c0 [ 144.965538] [] scsi_get_command+0x6f/0x700 [ 144.965544] [] ? cfq_dispatch_requests+0x9e4/0x2a80 [ 144.965552] [] ? kobject_get+0x6a/0xf0 [ 144.965559] [] scsi_prep_fn+0x3af/0x4f0 [ 144.965567] [] ? scsi_prep_state_check.isra.0+0x150/0x150 [ 144.965575] [] blk_peek_request+0x44a/0xb40 [ 144.965582] [] scsi_request_fn+0x91/0x1600 [ 144.965588] [] ? cfq_kick_queue+0x68/0xf0 [ 144.965595] [] __blk_run_queue+0xd8/0x150 [ 144.965602] [] cfq_kick_queue+0x8b/0xf0 [ 144.965610] [] process_one_work+0x825/0x1720 [ 144.965617] [] ? process_one_work+0x742/0x1720 [ 144.965625] [] ? finish_task_switch+0x1e1/0x660 [ 144.965632] [] ? cancel_delayed_work_sync+0x20/0x20 [ 144.965640] [] worker_thread+0x4e4/0xf50 [ 144.965654] [] ? __schedule+0x7e3/0x1ee0 [ 144.965662] [] ? process_one_work+0x1720/0x1720 [ 144.965670] [] kthread+0x273/0x310 [ 144.965677] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 144.965686] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 144.965692] [] ? finish_task_switch+0x1e1/0x660 [ 144.965699] [] ? finish_task_switch+0x1b3/0x660 [ 144.965706] [] ? __schedule+0x7af/0x1ee0 [ 144.965712] [] ? __schedule+0x7a3/0x1ee0 [ 144.965719] [] ? __schedule+0x7af/0x1ee0 [ 144.965727] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 144.965734] [] ret_from_fork+0x55/0x80 [ 144.965742] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 144.965744] Mem-Info: [ 144.965760] active_anon:5151 inactive_anon:41 isolated_anon:0 [ 144.965760] active_file:66 inactive_file:89 isolated_file:0 [ 144.965760] unevictable:0 dirty:0 writeback:0 unstable:0 [ 144.965760] slab_reclaimable:4539 slab_unreclaimable:56889 [ 144.965760] mapped:110 shmem:48 pagetables:471 bounce:0 [ 144.965760] free:3545 free_pcp:349 free_cma:0 [ 144.965785] DMA32 free:12764kB min:4696kB low:5868kB high:7044kB active_anon:9004kB inactive_anon:60kB active_file:112kB inactive_file:172kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96316kB kernel_stack:1824kB pagetables:804kB unstable:0kB bounce:0kB free_pcp:712kB local_pcp:712kB free_cma:0kB writeback_tmp:0kB pages_scanned:252 all_unreclaimable? no [ 144.965792] lowmem_reserve[]: 0 3504 3504 [ 144.965816] Normal free:1292kB min:5580kB low:6972kB high:8368kB active_anon:11600kB inactive_anon:104kB active_file:152kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:328kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:131240kB kernel_stack:3008kB pagetables:1080kB unstable:0kB bounce:0kB free_pcp:676kB local_pcp:676kB free_cma:0kB writeback_tmp:0kB pages_scanned:220 all_unreclaimable? no [ 144.965822] lowmem_reserve[]: 0 0 0 [ 144.965861] DMA32: 51*4kB (MEH) 25*8kB (UMEH) 44*16kB (MEH) 27*32kB (MEH) 17*64kB (MEH) 8*128kB (MEH) 18*256kB (UMH) 4*512kB (UH) 2*1024kB (H) 0*2048kB 0*4096kB = 12788kB ** 181 printk messages dropped ** [ 144.967755] DMA32 free:12476kB min:4696kB low:5868kB high:7044kB active_anon:9004kB inactive_anon:60kB active_file:112kB inactive_file:172kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96316kB kernel_stack:1824kB pagetables:804kB unstable:0kB bounce:0kB free_pcp:684kB local_pcp:12kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 144.967761] lowmem_reserve[]: 0 3504 3504 [ 144.967784] Normal free:1820kB min:5580kB low:6972kB high:8368kB active_anon:11600kB inactive_anon:104kB active_file:152kB inactive_file:184kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:328kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:131240kB kernel_stack:3008kB pagetables:1080kB unstable:0kB bounce:0kB free_pcp:776kB local_pcp:52kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 144.967789] lowmem_reserve[]: 0 0 0 [ 144.967826] DMA32: 247*4kB (UMEH) 68*8kB (UMEH) 46*16kB (UMEH) 31*32kB (UMEH) 17*64kB (MEH) 8*128kB (MEH) 12*256kB (UMH) 4*512kB (UH) 2*1024kB (H) 0*2048kB 0*4096kB = 12540kB [ 144.967858] Normal: 65*4kB (U) 7*8kB (U) 1*16kB (U) 10*32kB (UH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1996kB [ 144.967860] 226 total pagecache pages [ 144.967862] 0 pages in swap cache [ 144.967866] Swap cache stats: add 0, delete 0, find 0/0 [ 144.967868] Free swap = 0kB [ 144.967870] Total swap = 0kB [ 144.967872] 1965979 pages RAM [ 144.967874] 0 pages HighMem/MovableOnly [ 144.967876] 313294 pages reserved [ 144.967881] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 144.967886] cache: virtio_scsi_cmd, object size: 632, buffer size: 768, default order: 2, min order: 0 [ 144.967891] node 0: slabs: 669, objs: 14049, free: 0 [ 145.805295] lowmemorykiller: Killing 'syz-executor.1' (2574) (tgid 2571), adj 1000, [ 145.805295] to free 132kB on behalf of 'kswapd0' (28) because [ 145.805295] cache 632kB is below limit 6144kB for oom_score_adj 0 [ 145.805295] Free memory is -4588kB above reserved [ 145.912822] vmalloc: allocation failure, allocated 2044686336 of 4221095936 bytes [ 145.912828] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 145.912838] CPU: 0 PID: 2574 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 145.912850] 0000000000000000 43b0ecd2f847aee4 ffff880154737a78 ffffffff81aad1a1 [ 145.912858] 1ffff1002a8e6f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 145.912867] ffffffff82895020 ffff880154737b88 ffffffff8148c0cb dffffc0000000000 [ 145.912869] Call Trace: [ 145.912884] [] dump_stack+0xc1/0x120 [ 145.912895] [] warn_alloc_failed.cold+0x78/0x99 [ 145.912904] [] ? zone_watermark_ok_safe+0x290/0x290 [ 145.912912] [] __vmalloc_node_range+0x408/0x650 [ 145.912922] [] ? xt_alloc_table_info+0xc8/0x100 [ 145.912929] [] vmalloc+0x5c/0x70 [ 145.912936] [] ? xt_alloc_table_info+0xc8/0x100 [ 145.912943] [] xt_alloc_table_info+0xc8/0x100 [ 145.912953] [] do_ip6t_set_ctl+0x225/0x450 [ 145.912961] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 145.912970] [] ? mutex_unlock+0x9/0x10 [ 145.912980] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 145.912988] [] nf_setsockopt+0x6d/0xc0 [ 145.912995] [] ipv6_setsockopt+0x10b/0x140 [ 145.913005] [] tcp_setsockopt+0x8a/0xe0 [ 145.913013] [] sock_common_setsockopt+0x9a/0xe0 [ 145.913021] [] SyS_setsockopt+0x159/0x240 [ 145.913029] [] ? SyS_recv+0x40/0x40 [ 145.913036] [] ? retint_user+0x18/0x3c [ 145.913047] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 145.913055] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 145.913058] Mem-Info: [ 145.913080] active_anon:5101 inactive_anon:39 isolated_anon:0 [ 145.913080] active_file:31 inactive_file:17 isolated_file:7 [ 145.913080] unevictable:0 dirty:0 writeback:0 unstable:0 [ 145.913080] slab_reclaimable:4539 slab_unreclaimable:56946 [ 145.913080] mapped:71 shmem:48 pagetables:456 bounce:0 [ 145.913080] free:1347 free_pcp:69 free_cma:0 [ 145.913106] DMA32 free:4076kB min:4696kB low:5868kB high:7044kB active_anon:8936kB inactive_anon:60kB active_file:112kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):28kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:212kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96416kB kernel_stack:1728kB pagetables:756kB unstable:0kB bounce:0kB free_pcp:156kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:120 all_unreclaimable? no [ 145.913113] lowmem_reserve[]: 0 3504 3504 [ 145.913136] Normal free:1312kB min:5580kB low:6972kB high:8368kB active_anon:11468kB inactive_anon:96kB active_file:12kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:72kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:131368kB kernel_stack:2880kB pagetables:1068kB unstable:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no 2019/08/31 11:26:02 executed programs: 54 [ 145.913143] lowmem_reserve[]: 0 0 0 [ 145.913182] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 145.913212] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1312kB [ 145.913215] 132 total pagecache pages [ 145.913218] 0 pages in swap cache [ 145.913222] Swap cache stats: add 0, delete 0, find 0/0 [ 145.913224] Free swap = 0kB [ 145.913226] Total swap = 0kB [ 145.913228] 1965979 pages RAM [ 145.913230] 0 pages HighMem/MovableOnly [ 145.913232] 313294 pages reserved [ 146.453005] vmalloc: allocation failure, allocated 692449280 of 4221095936 bytes [ 146.453010] vmalloc: allocation failure, allocated 1250258944 of 4221095936 bytes [ 146.453019] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 146.453022] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 146.453029] CPU: 0 PID: 2584 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 146.453040] 0000000000000000 a7e9a39e4e0d426d ffff88002a3efa78 ffffffff81aad1a1 [ 146.453047] 1ffff1000547df52 dffffc0000000000 00000000024000c2 0000000000000000 [ 146.453055] ffffffff82895020 ffff88002a3efb88 ffffffff8148c0cb dffffc0000000000 [ 146.453057] Call Trace: [ 146.453070] [] dump_stack+0xc1/0x120 [ 146.453080] [] warn_alloc_failed.cold+0x78/0x99 [ 146.453088] [] ? zone_watermark_ok_safe+0x290/0x290 [ 146.453096] [] __vmalloc_node_range+0x408/0x650 [ 146.453105] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.453111] [] vmalloc+0x5c/0x70 [ 146.453117] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.453123] [] xt_alloc_table_info+0xc8/0x100 [ 146.453132] [] do_ip6t_set_ctl+0x225/0x450 [ 146.453139] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 146.453147] [] ? mutex_unlock+0x9/0x10 [ 146.453156] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 146.453163] [] nf_setsockopt+0x6d/0xc0 [ 146.453169] [] ipv6_setsockopt+0x10b/0x140 [ 146.453177] [] tcp_setsockopt+0x8a/0xe0 [ 146.453184] [] sock_common_setsockopt+0x9a/0xe0 [ 146.453192] [] SyS_setsockopt+0x159/0x240 [ 146.453198] [] ? SyS_recv+0x40/0x40 [ 146.453204] [] ? retint_user+0x18/0x3c [ 146.453214] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 146.453220] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 146.453223] Mem-Info: [ 146.453228] CPU: 1 PID: 2575 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 146.453243] active_anon:5037 inactive_anon:39 isolated_anon:0 [ 146.453243] active_file:2 inactive_file:0 isolated_file:0 [ 146.453243] unevictable:0 dirty:0 writeback:0 unstable:0 [ 146.453243] slab_reclaimable:4539 slab_unreclaimable:56759 [ 146.453243] mapped:24 shmem:48 pagetables:448 bounce:0 [ 146.453243] free:1337 free_pcp:0 free_cma:0 [ 146.453268] 0000000000000000 [ 146.453269] DMA32 free:4092kB min:4696kB low:5868kB high:7044kB active_anon:8824kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96224kB kernel_stack:1696kB pagetables:756kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 146.453271] 986b6f56696573d0 [ 146.453273] lowmem_reserve[]: [ 146.453275] ffff8801167a7a78 [ 146.453277] 0 [ 146.453278] ffffffff81aad1a1 [ 146.453280] 3504 [ 146.453280] [ 146.453283] 3504 [ 146.453284] 1ffff10022cf4f52 [ 146.453284] [ 146.453308] dffffc0000000000 [ 146.453309] Normal free:1256kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:96kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:130812kB kernel_stack:2848kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:72 all_unreclaimable? yes [ 146.453312] 00000000024000c2 [ 146.453313] lowmem_reserve[]: [ 146.453315] 0000000000000000 [ 146.453316] 0 [ 146.453316] [ 146.453319] 0 [ 146.453321] ffffffff82895020 [ 146.453322] 0 [ 146.453323] ffff8801167a7b88 [ 146.453324] [ 146.453327] ffffffff8148c0cb [ 146.453328] DMA32: [ 146.453330] dffffc0000000000 [ 146.453331] 1*4kB [ 146.453332] [ 146.453334] (H) [ 146.453335] Call Trace: [ 146.453343] 2*8kB [ 146.453344] [] dump_stack+0xc1/0x120 [ 146.453352] (H) [ 146.453352] [] warn_alloc_failed.cold+0x78/0x99 [ 146.453360] 2*16kB [ 146.453361] [] ? zone_watermark_ok_safe+0x290/0x290 [ 146.453370] (H) 3*32kB [ 146.453371] [] __vmalloc_node_range+0x408/0x650 [ 146.453378] (H) [ 146.453379] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.453386] 3*64kB [ 146.453386] [] vmalloc+0x5c/0x70 [ 146.453394] (H) [ 146.453394] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.453402] 3*128kB [ 146.453403] [] xt_alloc_table_info+0xc8/0x100 [ 146.453411] (H) [ 146.453411] [] do_ip6t_set_ctl+0x225/0x450 [ 146.453420] 3*256kB [ 146.453420] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 146.453428] (H) [ 146.453429] [] ? mutex_unlock+0x9/0x10 [ 146.453438] 1*512kB [ 146.453438] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 146.453446] (H) [ 146.453446] [] nf_setsockopt+0x6d/0xc0 [ 146.453454] 2*1024kB [ 146.453454] [] ipv6_setsockopt+0x10b/0x140 [ 146.453461] (H) [ 146.453461] [] tcp_setsockopt+0x8a/0xe0 [ 146.453469] 0*2048kB [ 146.453470] [] sock_common_setsockopt+0x9a/0xe0 [ 146.453478] 0*4096kB [ 146.453479] [] SyS_setsockopt+0x159/0x240 [ 146.453480] = 4052kB [ 146.453487] [] ? SyS_recv+0x40/0x40 [ 146.453494] Normal: [ 146.453494] [] ? retint_user+0x18/0x3c [ 146.453503] 0*4kB [ 146.453503] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 146.453511] 0*8kB [ 146.453512] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 146.453518] 1*16kB [ 146.453519] Mem-Info: [ 146.453534] (H) [ 146.453535] active_anon:5037 inactive_anon:39 isolated_anon:0 [ 146.453535] active_file:2 inactive_file:0 isolated_file:0 [ 146.453535] unevictable:0 dirty:0 writeback:0 unstable:0 [ 146.453535] slab_reclaimable:4539 slab_unreclaimable:56759 [ 146.453535] mapped:24 shmem:48 pagetables:448 bounce:0 [ 146.453535] free:1337 free_pcp:0 free_cma:0 [ 146.453559] 0*32kB [ 146.453559] DMA32 free:4092kB min:4696kB low:5868kB high:7044kB active_anon:8824kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96224kB kernel_stack:1696kB pagetables:756kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 146.453562] 0*64kB [ 146.453564] lowmem_reserve[]: [ 146.453566] 0*128kB [ 146.453568] 0 [ 146.453569] 1*256kB [ 146.453571] 3504 [ 146.453572] (H) [ 146.453574] 3504 [ 146.453575] 0*512kB [ 146.453576] [ 146.453600] 1*1024kB [ 146.453600] Normal free:1256kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:96kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:130812kB kernel_stack:2848kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:72 all_unreclaimable? yes ** 62 printk messages dropped ** [ 146.457891] Mem-Info: [ 146.457908] active_anon:5037 inactive_anon:39 isolated_anon:0 [ 146.457908] active_file:2 inactive_file:0 isolated_file:0 [ 146.457908] unevictable:0 dirty:0 writeback:0 unstable:0 [ 146.457908] slab_reclaimable:4539 slab_unreclaimable:56759 [ 146.457908] mapped:24 shmem:48 pagetables:448 bounce:0 [ 146.457908] free:1337 free_pcp:0 free_cma:0 [ 146.457931] DMA32 free:4092kB min:4696kB low:5868kB high:7044kB active_anon:8824kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96224kB kernel_stack:1696kB pagetables:756kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 146.457939] lowmem_reserve[]: 0 3504 3504 [ 146.457963] Normal free:1256kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:96kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:130812kB kernel_stack:2848kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:72 all_unreclaimable? yes [ 146.457970] lowmem_reserve[]: 0 0 0 [ 146.458009] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 146.458039] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1296kB [ 146.458041] 105 total pagecache pages [ 146.458043] 0 pages in swap cache [ 146.458047] Swap cache stats: add 0, delete 0, find 0/0 [ 146.458049] Free swap = 0kB [ 146.458051] Total swap = 0kB [ 146.458053] 1965979 pages RAM [ 146.458055] 0 pages HighMem/MovableOnly [ 146.458057] 313294 pages reserved [ 146.461492] vmalloc: allocation failure, allocated 1206808576 of 4221095936 bytes [ 146.461496] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 146.461503] CPU: 0 PID: 2576 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 146.461513] 0000000000000000 47ba9efb97110ad9 ffff88015377fa78 ffffffff81aad1a1 [ 146.461522] 1ffff1002a6eff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 146.461531] ffffffff82895020 ffff88015377fb88 ffffffff8148c0cb dffffc0000000000 [ 146.461532] Call Trace: [ 146.461543] [] dump_stack+0xc1/0x120 [ 146.461551] [] warn_alloc_failed.cold+0x78/0x99 [ 146.461559] [] ? zone_watermark_ok_safe+0x290/0x290 [ 146.461567] [] __vmalloc_node_range+0x408/0x650 [ 146.461575] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.461582] [] vmalloc+0x5c/0x70 [ 146.461589] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.461597] [] xt_alloc_table_info+0xc8/0x100 [ 146.461606] [] do_ip6t_set_ctl+0x225/0x450 [ 146.461614] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 146.461623] [] ? mutex_unlock+0x9/0x10 [ 146.461631] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 146.461638] [] nf_setsockopt+0x6d/0xc0 [ 146.461645] [] ipv6_setsockopt+0x10b/0x140 [ 146.461652] [] tcp_setsockopt+0x8a/0xe0 [ 146.461660] [] sock_common_setsockopt+0x9a/0xe0 [ 146.461668] [] SyS_setsockopt+0x159/0x240 [ 146.461675] [] ? SyS_recv+0x40/0x40 [ 146.461682] [] ? retint_user+0x18/0x3c [ 146.461691] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 146.461698] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 146.461701] Mem-Info: [ 146.461716] active_anon:5037 inactive_anon:39 isolated_anon:0 [ 146.461716] active_file:2 inactive_file:0 isolated_file:0 2019/08/31 11:26:08 executed programs: 56 [ 146.461716] unevictable:0 dirty:0 writeback:0 unstable:0 [ 146.461716] slab_reclaimable:4539 slab_unreclaimable:56759 [ 146.461716] mapped:24 shmem:48 pagetables:448 bounce:0 [ 146.461716] free:1337 free_pcp:0 free_cma:0 [ 146.461741] DMA32 free:4092kB min:4696kB low:5868kB high:7044kB active_anon:8824kB inactive_anon:60kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:88kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96224kB kernel_stack:1696kB pagetables:756kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 146.461749] lowmem_reserve[]: 0 3504 3504 [ 146.461772] Normal free:1256kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:96kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:130812kB kernel_stack:2848kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:72 all_unreclaimable? yes [ 146.461779] lowmem_reserve[]: 0 0 0 [ 146.461819] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 146.461849] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1296kB [ 146.461851] 105 total pagecache pages [ 146.461854] 0 pages in swap cache [ 146.461857] Swap cache stats: add 0, delete 0, find 0/0 [ 146.461859] Free swap = 0kB [ 146.461861] Total swap = 0kB [ 146.461863] 1965979 pages RAM [ 146.461864] 0 pages HighMem/MovableOnly [ 146.461866] 313294 pages reserved [ 146.535334] vmalloc: allocation failure, allocated 637497344 of 4221095936 bytes [ 146.535340] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 146.535349] CPU: 1 PID: 2583 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 146.535361] 0000000000000000 d939809f00f06d7e ffff880166a57a78 ffffffff81aad1a1 [ 146.535369] 1ffff1002cd4af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 146.535377] ffffffff82895020 ffff880166a57b88 ffffffff8148c0cb dffffc0000000000 [ 146.535379] Call Trace: [ 146.535393] [] dump_stack+0xc1/0x120 [ 146.535404] [] warn_alloc_failed.cold+0x78/0x99 [ 146.535412] [] ? zone_watermark_ok_safe+0x290/0x290 [ 146.535421] [] __vmalloc_node_range+0x408/0x650 [ 146.535429] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.535436] [] vmalloc+0x5c/0x70 [ 146.535442] [] ? xt_alloc_table_info+0xc8/0x100 [ 146.535449] [] xt_alloc_table_info+0xc8/0x100 [ 146.535459] [] do_ip6t_set_ctl+0x225/0x450 [ 146.535467] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 146.535477] [] ? mutex_unlock+0x9/0x10 [ 146.535486] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 146.535494] [] nf_setsockopt+0x6d/0xc0 [ 146.535500] [] ipv6_setsockopt+0x10b/0x140 [ 146.535514] [] tcp_setsockopt+0x8a/0xe0 [ 146.535522] [] sock_common_setsockopt+0x9a/0xe0 [ 146.535531] [] SyS_setsockopt+0x159/0x240 [ 146.535539] [] ? SyS_recv+0x40/0x40 [ 146.535546] [] ? retint_user+0x18/0x3c [ 146.535555] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 146.535562] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 146.535565] Mem-Info: [ 146.535581] active_anon:5033 inactive_anon:39 isolated_anon:0 [ 146.535581] active_file:23 inactive_file:9 isolated_file:0 [ 146.535581] unevictable:0 dirty:0 writeback:0 unstable:0 [ 146.535581] slab_reclaimable:4539 slab_unreclaimable:56737 [ 146.535581] mapped:6 shmem:48 pagetables:415 bounce:0 [ 146.535581] free:1358 free_pcp:0 free_cma:0 [ 146.535605] DMA32 free:4092kB min:4696kB low:5868kB high:7044kB active_anon:8824kB inactive_anon:60kB active_file:40kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:72kB slab_reclaimable:8212kB slab_unreclaimable:96196kB kernel_stack:1696kB pagetables:716kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:284 all_unreclaimable? yes [ 146.535612] lowmem_reserve[]: 0 3504 3504 [ 146.535634] Normal free:1340kB min:5580kB low:6972kB high:8368kB active_anon:11308kB inactive_anon:96kB active_file:52kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:120kB slab_reclaimable:9944kB slab_unreclaimable:130752kB kernel_stack:2816kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:568 all_unreclaimable? yes [ 146.535640] lowmem_reserve[]: 0 0 0 [ 146.535677] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 146.535706] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1296kB [ 146.535709] 80 total pagecache pages [ 146.535711] 0 pages in swap cache [ 146.535715] Swap cache stats: add 0, delete 0, find 0/0 [ 146.535717] Free swap = 0kB [ 146.535719] Total swap = 0kB [ 146.535721] 1965979 pages RAM [ 146.535723] 0 pages HighMem/MovableOnly [ 146.535725] 313294 pages reserved [ 146.815410] lowmemorykiller: Killing 'syz-executor.1' (2574) (tgid 2571), adj 1000, [ 146.815410] to free 132kB on behalf of 'syz-executor.2' (2108) because [ 146.815410] cache 128kB is below limit 6144kB for oom_score_adj 0 [ 146.815410] Free memory is -23996kB above reserved [ 146.815421] lowmemorykiller: Killing 'syz-executor.1' (2574) (tgid 2571), adj 1000, [ 146.815421] to free 132kB on behalf of 'syz-executor.5' (2589) because [ 146.815421] cache 128kB is below limit 6144kB for oom_score_adj 0 [ 146.815421] Free memory is -23996kB above reserved ** 178 printk messages dropped ** [ 154.616507] [] nf_setsockopt+0x6d/0xc0 [ 154.616514] [] ipv6_setsockopt+0x10b/0x140 ** 49 printk messages dropped ** [ 154.688303] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 154.688310] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 154.688313] Mem-Info: [ 154.688328] active_anon:5054 inactive_anon:39 isolated_anon:0 [ 154.688328] active_file:50 inactive_file:36 isolated_file:0 [ 154.688328] unevictable:0 dirty:0 writeback:0 unstable:0 [ 154.688328] slab_reclaimable:4575 slab_unreclaimable:56850 [ 154.688328] mapped:12 shmem:48 pagetables:411 bounce:0 [ 154.688328] free:1301 free_pcp:2 free_cma:0 [ 154.688351] DMA32 free:4060kB min:4696kB low:5868kB high:7044kB active_anon:8880kB inactive_anon:64kB active_file:32kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:44kB shmem:76kB slab_reclaimable:8272kB slab_unreclaimable:96600kB kernel_stack:1856kB pagetables:724kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:408 all_unreclaimable? yes [ 154.688358] lowmem_reserve[]: 0 3504 3504 [ 154.688381] Normal free:1144kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:92kB active_file:168kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:116kB slab_reclaimable:10028kB slab_unreclaimable:130800kB kernel_stack:2784kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3928 all_unreclaimable? yes ** 37 printk messages dropped ** [ 154.731526] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 154.731534] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 154.731537] Mem-Info: [ 154.731554] active_anon:5054 inactive_anon:39 isolated_anon:0 [ 154.731554] active_file:21 inactive_file:41 isolated_file:0 [ 154.731554] unevictable:0 dirty:0 writeback:0 unstable:0 [ 154.731554] slab_reclaimable:4575 slab_unreclaimable:56850 [ 154.731554] mapped:12 shmem:48 pagetables:411 bounce:0 [ 154.731554] free:1318 free_pcp:2 free_cma:0 [ 154.731580] DMA32 free:4128kB min:4696kB low:5868kB high:7044kB active_anon:8880kB inactive_anon:64kB active_file:32kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:44kB shmem:76kB slab_reclaimable:8272kB slab_unreclaimable:96600kB kernel_stack:1856kB pagetables:724kB unstable:0kB bounce:0kB free_pcp:8kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:312 all_unreclaimable? yes [ 154.731588] lowmem_reserve[]: 0 3504 3504 [ 154.731612] Normal free:1144kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:92kB active_file:52kB inactive_file:148kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:116kB slab_reclaimable:10028kB slab_unreclaimable:130800kB kernel_stack:2784kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1296 all_unreclaimable? yes ** 77 printk messages dropped ** [ 154.860704] [] sock_common_setsockopt+0x9a/0xe0 [ 154.860713] [] SyS_setsockopt+0x159/0x240 [ 154.860721] [] ? SyS_recv+0x40/0x40 [ 154.860728] [] ? retint_user+0x18/0x3c [ 154.860738] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 154.860746] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 154.860748] Mem-Info: [ 154.860765] active_anon:5054 inactive_anon:39 isolated_anon:0 [ 154.860765] active_file:14 inactive_file:9 isolated_file:0 [ 154.860765] unevictable:0 dirty:0 writeback:0 unstable:0 [ 154.860765] slab_reclaimable:4575 slab_unreclaimable:56850 [ 154.860765] mapped:12 shmem:48 pagetables:411 bounce:0 [ 154.860765] free:1315 free_pcp:0 free_cma:0 [ 154.860791] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:8880kB inactive_anon:64kB active_file:32kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:44kB shmem:76kB slab_reclaimable:8272kB slab_unreclaimable:96600kB kernel_stack:1856kB pagetables:724kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:316 all_unreclaimable? yes [ 154.860804] lowmem_reserve[]: 0 3504 3504 [ 154.860829] Normal free:1208kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:92kB active_file:24kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:116kB slab_reclaimable:10028kB slab_unreclaimable:130800kB kernel_stack:2784kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:348 all_unreclaimable? yes [ 154.860835] lowmem_reserve[]: 0 0 0 [ 154.860876] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB 2019/08/31 11:26:15 executed programs: 59 [ 154.860906] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 1*128kB (H) 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1184kB [ 154.860909] 129 total pagecache pages [ 154.860911] 0 pages in swap cache [ 154.860915] Swap cache stats: add 0, delete 0, find 0/0 [ 154.860917] Free swap = 0kB [ 154.860919] Total swap = 0kB [ 154.860922] 1965979 pages RAM [ 154.860924] 0 pages HighMem/MovableOnly [ 154.860926] 313294 pages reserved [ 155.495497] lowmemorykiller: Killing 'syz-executor.5' (2596) (tgid 2592), adj 1000, [ 155.495497] to free 132kB on behalf of 'syz-execprog' (2077) because [ 155.495497] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 155.495497] Free memory is -24128kB above reserved [ 155.495508] lowmemorykiller: Killing 'syz-executor.5' (2596) (tgid 2592), adj 1000, [ 155.495508] to free 132kB on behalf of 'syz-execprog' (2086) because [ 155.495508] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 155.495508] Free memory is -24128kB above reserved [ 156.505496] lowmemorykiller: Killing 'syz-executor.5' (2596) (tgid 2592), adj 1000, [ 156.505496] to free 132kB on behalf of 'syz-execprog' (2077) because [ 156.505496] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 156.505496] Free memory is -24128kB above reserved [ 156.505507] lowmemorykiller: Killing 'syz-executor.5' (2596) (tgid 2592), adj 1000, [ 156.505507] to free 132kB on behalf of 'syz-execprog' (2070) because [ 156.505507] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 156.505507] Free memory is -24128kB above reserved [ 157.515454] lowmemorykiller: Killing 'syz-executor.5' (2596) (tgid 2592), adj 1000, [ 157.515454] to free 132kB on behalf of 'syz-execprog' (2070) because [ 157.515454] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 157.515454] Free memory is -24128kB above reserved [ 157.515465] lowmemorykiller: Killing 'syz-executor.5' (2596) (tgid 2592), adj 1000, [ 157.515465] to free 132kB on behalf of 'syz-executor.2' (2108) because [ 157.515465] cache 136kB is below limit 6144kB for oom_score_adj 0 [ 157.515465] Free memory is -24128kB above reserved [ 160.374039] lowmemorykiller: Killing 'syz-executor.0' (2619) (tgid 2615), adj 1000, [ 160.374039] to free 1084kB on behalf of 'kswapd0' (28) because [ 160.374039] cache 8680kB is below limit 16384kB for oom_score_adj 6 [ 160.374039] Free memory is 5172kB above reserved [ 160.393178] kworker/u4:2: page allocation failure: order:0, mode:0x2280020 [ 160.393188] CPU: 0 PID: 2093 Comm: kworker/u4:2 Not tainted 4.4.174+ #4 [ 160.393203] Workqueue: writeback wb_workfn (flush-8:0) [ 160.393214] 0000000000000000 26617147fb546eb7 ffff8801d42ff148 ffffffff81aad1a1 [ 160.393223] 1ffff1003a85fe2c ffff8801d42f0000 0000000002280020 0000000000000000 [ 160.393232] 0000000000000000 ffff8801d42ff258 ffffffff8148c0cb ffffffff00000000 [ 160.393233] Call Trace: [ 160.393245] [] dump_stack+0xc1/0x120 [ 160.393255] [] warn_alloc_failed.cold+0x78/0x99 [ 160.393264] [] ? zone_watermark_ok_safe+0x290/0x290 [ 160.393272] [] ? check_preemption_disabled+0x3c/0x200 [ 160.393281] [] ? wakeup_kswapd+0x16c/0x4f0 [ 160.393288] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 160.393296] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 160.393304] [] ? kasan_kmalloc.part.0+0xc6/0xf0 [ 160.393311] [] ? kasan_kmalloc.part.0+0x62/0xf0 [ 160.393317] [] ? kasan_kmalloc+0xb7/0xd0 [ 160.393323] [] ? kasan_slab_alloc+0xf/0x20 [ 160.393329] [] ? kmem_cache_alloc+0xdc/0x2c0 [ 160.393339] [] ? scsi_host_alloc_command.isra.0+0x7c/0x310 [ 160.393346] [] ? scsi_get_command+0x6f/0x700 [ 160.393353] [] ? scsi_prep_fn+0x3af/0x4f0 [ 160.393361] [] ? blk_peek_request+0x44a/0xb40 [ 160.393367] [] ? scsi_request_fn+0x91/0x1600 [ 160.393374] [] ? __blk_run_queue+0xd8/0x150 [ 160.393380] [] ? queue_unplugged+0xd7/0x380 [ 160.393387] [] ? blk_flush_plug_list+0x643/0x920 [ 160.393394] [] ? blk_finish_plug+0x58/0xb0 [ 160.393402] [] ? vring_map_one_sg+0xea/0x2c0 [ 160.393409] [] ? sg_next+0x66/0xa0 [ 160.393415] [] new_slab+0x2e5/0x380 [ 160.393423] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 160.393430] [] ? scsi_host_alloc_command.isra.0+0xf1/0x310 [ 160.393439] [] ? virtscsi_add_cmd+0x501/0x830 [ 160.393446] [] ? check_preemption_disabled+0x3c/0x200 [ 160.393454] [] ? scsi_host_alloc_command.isra.0+0xf1/0x310 [ 160.393461] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 160.393469] [] ? scsi_host_alloc_command.isra.0+0xf1/0x310 [ 160.393475] [] kmem_cache_alloc+0x214/0x2c0 [ 160.393483] [] scsi_host_alloc_command.isra.0+0xf1/0x310 [ 160.393490] [] scsi_get_command+0x6f/0x700 [ 160.393497] [] ? cfq_dispatch_requests+0x9e4/0x2a80 [ 160.393504] [] ? kobject_get+0x6a/0xf0 [ 160.393512] [] scsi_prep_fn+0x3af/0x4f0 [ 160.393521] [] ? scsi_prep_state_check.isra.0+0x150/0x150 [ 160.393527] [] blk_peek_request+0x44a/0xb40 [ 160.393534] [] scsi_request_fn+0x91/0x1600 [ 160.393540] [] __blk_run_queue+0xd8/0x150 [ 160.393547] [] queue_unplugged+0xd7/0x380 [ 160.393554] [] blk_flush_plug_list+0x643/0x920 [ 160.393562] [] ? init_request_from_bio+0x200/0x200 [ 160.393571] [] ? wb_writeback+0x807/0xcf0 [ 160.393578] [] blk_finish_plug+0x58/0xb0 [ 160.393586] [] wb_writeback+0x811/0xcf0 [ 160.393594] [] ? __writeback_inodes_wb+0x210/0x210 [ 160.393603] [] ? mark_held_locks+0xb1/0x100 [ 160.393610] [] wb_workfn+0x202/0x1020 [ 160.393618] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 160.393625] [] ? inode_wait_for_writeback+0x40/0x40 [ 160.393632] [] ? check_preemption_disabled+0x3c/0x200 [ 160.393638] [] ? check_preemption_disabled+0x3c/0x200 [ 160.393648] [] process_one_work+0x825/0x1720 [ 160.393655] [] ? process_one_work+0x742/0x1720 [ 160.393663] [] ? finish_task_switch+0x1e1/0x660 [ 160.393671] [] ? cancel_delayed_work_sync+0x20/0x20 [ 160.393678] [] worker_thread+0x4e4/0xf50 [ 160.393685] [] ? process_one_work+0x1720/0x1720 [ 160.393693] [] kthread+0x273/0x310 [ 160.393700] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 160.393707] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 160.393713] [] ? finish_task_switch+0x1e1/0x660 [ 160.393719] [] ? finish_task_switch+0x1b3/0x660 [ 160.393728] [] ? __schedule+0x7af/0x1ee0 [ 160.393735] [] ? __schedule+0x7a3/0x1ee0 [ 160.393742] [] ? __schedule+0x7af/0x1ee0 [ 160.393749] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 160.393754] [] ret_from_fork+0x55/0x80 [ 160.393760] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 160.393762] Mem-Info: [ 160.393776] active_anon:5221 inactive_anon:41 isolated_anon:0 [ 160.393776] active_file:882 inactive_file:623 isolated_file:30 [ 160.393776] unevictable:0 dirty:7 writeback:0 unstable:0 [ 160.393776] slab_reclaimable:4607 slab_unreclaimable:56777 [ 160.393776] mapped:1442 shmem:48 pagetables:486 bounce:0 [ 160.393776] free:4428 free_pcp:0 free_cma:0 [ 160.393799] DMA32 free:15668kB min:4696kB low:5868kB high:7044kB active_anon:9116kB inactive_anon:72kB active_file:1408kB inactive_file:996kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:8kB writeback:0kB mapped:2360kB shmem:84kB slab_reclaimable:8292kB slab_unreclaimable:96084kB kernel_stack:2112kB pagetables:904kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 160.393806] lowmem_reserve[]: 0 3504 3504 [ 160.393839] Normal free:2044kB min:5580kB low:6972kB high:8368kB active_anon:11768kB inactive_anon:92kB active_file:2120kB inactive_file:1496kB unevictable:0kB isolated(anon):0kB isolated(file):120kB present:4718592kB managed:3588764kB mlocked:0kB dirty:20kB writeback:0kB mapped:3408kB shmem:108kB slab_reclaimable:10136kB slab_unreclaimable:131024kB kernel_stack:2848kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? no [ 160.393845] lowmem_reserve[]: 0 0 0 [ 160.393884] DMA32: 75*4kB (UMEH) 63*8kB (UMEH) 60*16kB (UMEH) 42*32kB (UMEH) 20*64kB (UMEH) 33*128kB (UMEH) 12*256kB (UMH) 4*512kB (UH) 2*1024kB (H) 0*2048kB 0*4096kB = 15780kB [ 160.393917] Normal: 30*4kB (U) 19*8kB (U) 36*16kB (U) 4*32kB (UH) 0*64kB 1*128kB (H) 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 2128kB [ 160.393919] 1626 total pagecache pages [ 160.393922] 0 pages in swap cache [ 160.393925] Swap cache stats: add 0, delete 0, find 0/0 [ 160.393927] Free swap = 0kB [ 160.393929] Total swap = 0kB [ 160.393932] 1965979 pages RAM [ 160.393934] 0 pages HighMem/MovableOnly [ 160.393936] 313294 pages reserved [ 160.393941] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 160.393946] cache: virtio_scsi_sense, object size: 96, buffer size: 128, default order: 0, min order: 0 [ 160.394006] node 0: slabs: 474, objs: 15168, free: 0 [ 161.375441] lowmemorykiller: Killing 'syz-executor.0' (2633) (tgid 2633), adj 1000, [ 161.375441] to free 144kB on behalf of 'syz-executor.2' (2620) because [ 161.375441] cache 396kB is below limit 6144kB for oom_score_adj 0 [ 161.375441] Free memory is 2932kB above reserved [ 161.940656] vmalloc: allocation failure, allocated 1885556736 of 4221095936 bytes [ 161.940662] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 161.940672] CPU: 1 PID: 2619 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 161.940683] 0000000000000000 549a93c2dfffb41a ffff880150d2fa78 ffffffff81aad1a1 [ 161.940691] 1ffff1002a1a5f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 161.940700] ffffffff82895020 ffff880150d2fb88 ffffffff8148c0cb dffffc0000000000 [ 161.940702] Call Trace: [ 161.940718] [] dump_stack+0xc1/0x120 [ 161.940729] [] warn_alloc_failed.cold+0x78/0x99 [ 161.940737] [] ? zone_watermark_ok_safe+0x290/0x290 [ 161.940746] [] __vmalloc_node_range+0x408/0x650 [ 161.940755] [] ? xt_alloc_table_info+0xc8/0x100 [ 161.940762] [] vmalloc+0x5c/0x70 [ 161.940769] [] ? xt_alloc_table_info+0xc8/0x100 [ 161.940776] [] xt_alloc_table_info+0xc8/0x100 [ 161.940787] [] do_ip6t_set_ctl+0x225/0x450 [ 161.940795] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 161.940805] [] ? mutex_unlock+0x9/0x10 [ 161.940815] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 161.940823] [] nf_setsockopt+0x6d/0xc0 [ 161.940831] [] ipv6_setsockopt+0x10b/0x140 [ 161.940841] [] tcp_setsockopt+0x8a/0xe0 [ 161.940849] [] sock_common_setsockopt+0x9a/0xe0 [ 161.940858] [] SyS_setsockopt+0x159/0x240 [ 161.940865] [] ? SyS_recv+0x40/0x40 [ 161.940872] [] ? retint_user+0x18/0x3c [ 161.940881] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 161.940888] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 161.940891] Mem-Info: [ 161.940907] active_anon:5171 inactive_anon:41 isolated_anon:0 [ 161.940907] active_file:10 inactive_file:19 isolated_file:0 [ 161.940907] unevictable:0 dirty:0 writeback:0 unstable:0 [ 161.940907] slab_reclaimable:4623 slab_unreclaimable:56735 [ 161.940907] mapped:11 shmem:48 pagetables:469 bounce:0 [ 161.940907] free:1250 free_pcp:0 free_cma:0 [ 161.940933] DMA32 free:4060kB min:4696kB low:5868kB high:7044kB active_anon:9036kB inactive_anon:72kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:84kB slab_reclaimable:8348kB slab_unreclaimable:95884kB kernel_stack:1952kB pagetables:892kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 161.940940] lowmem_reserve[]: 0 3504 3504 [ 161.940965] Normal free:940kB min:5580kB low:6972kB high:8368kB active_anon:11648kB inactive_anon:92kB active_file:52kB inactive_file:88kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:108kB slab_reclaimable:10144kB slab_unreclaimable:131056kB kernel_stack:2784kB pagetables:984kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 161.940972] lowmem_reserve[]: 0 0 0 [ 161.941012] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 161.941039] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1024kB [ 161.941041] 97 total pagecache pages [ 161.941044] 0 pages in swap cache [ 161.941048] Swap cache stats: add 0, delete 0, find 0/0 [ 161.941050] Free swap = 0kB [ 161.941052] Total swap = 0kB [ 161.941055] 1965979 pages RAM [ 161.941057] 0 pages HighMem/MovableOnly [ 161.941059] 313294 pages reserved [ 162.122970] vmalloc: allocation failure, allocated 1046609920 of 4221095936 bytes [ 162.122976] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 162.122986] CPU: 1 PID: 2620 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 162.122998] 0000000000000000 3a912be8c89a27dc ffff880133ef7a78 ffffffff81aad1a1 [ 162.123007] 1ffff100267def52 dffffc0000000000 00000000024000c2 0000000000000000 [ 162.123015] ffffffff82895020 ffff880133ef7b88 ffffffff8148c0cb 0000000000000000 [ 162.123017] Call Trace: [ 162.123032] [] dump_stack+0xc1/0x120 [ 162.123043] [] warn_alloc_failed.cold+0x78/0x99 [ 162.123052] [] ? zone_watermark_ok_safe+0x290/0x290 [ 162.123061] [] __vmalloc_node_range+0x408/0x650 [ 162.123070] [] ? xt_alloc_table_info+0xc8/0x100 [ 162.123077] [] vmalloc+0x5c/0x70 [ 162.123084] [] ? xt_alloc_table_info+0xc8/0x100 [ 162.123091] [] xt_alloc_table_info+0xc8/0x100 [ 162.123101] [] do_ip6t_set_ctl+0x225/0x450 [ 162.123110] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 162.123119] [] ? mutex_unlock+0x9/0x10 [ 162.123128] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 162.123136] [] nf_setsockopt+0x6d/0xc0 [ 162.123143] [] ipv6_setsockopt+0x10b/0x140 [ 162.123151] [] tcp_setsockopt+0x8a/0xe0 [ 162.123159] [] sock_common_setsockopt+0x9a/0xe0 [ 162.123168] [] SyS_setsockopt+0x159/0x240 [ 162.123180] [] ? SyS_recv+0x40/0x40 [ 162.123188] [] ? retint_user+0x18/0x3c [ 162.123198] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 162.123206] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 162.123209] Mem-Info: [ 162.123225] active_anon:5171 inactive_anon:41 isolated_anon:0 [ 162.123225] active_file:16 inactive_file:30 isolated_file:0 [ 162.123225] unevictable:0 dirty:0 writeback:0 unstable:0 [ 162.123225] slab_reclaimable:4623 slab_unreclaimable:56735 [ 162.123225] mapped:11 shmem:48 pagetables:469 bounce:0 [ 162.123225] free:1268 free_pcp:0 free_cma:0 [ 162.123251] DMA32 free:4004kB min:4696kB low:5868kB high:7044kB active_anon:9036kB inactive_anon:72kB active_file:12kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:84kB slab_reclaimable:8348kB slab_unreclaimable:95884kB kernel_stack:1952kB pagetables:892kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 162.123258] lowmem_reserve[]: 0 3504 3504 [ 162.123282] Normal free:1068kB min:5580kB low:6972kB high:8368kB active_anon:11648kB inactive_anon:92kB active_file:52kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:108kB slab_reclaimable:10144kB slab_unreclaimable:131056kB kernel_stack:2784kB pagetables:984kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:672 all_unreclaimable? yes [ 162.123289] lowmem_reserve[]: 0 0 0 [ 162.123329] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 162.123357] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 1*1024kB (H) 0*2048kB 0*4096kB = 1024kB [ 162.123359] 171 total pagecache pages [ 162.123362] 0 pages in swap cache [ 162.123366] Swap cache stats: add 0, delete 0, find 0/0 [ 162.123368] Free swap = 0kB [ 162.123370] Total swap = 0kB [ 162.123372] 1965979 pages RAM [ 162.123375] 0 pages HighMem/MovableOnly [ 162.123377] 313294 pages reserved ** 24 printk messages dropped ** [ 162.385568] [] ? check_preemption_disabled+0x3c/0x200 [ 162.385575] [] ? dst_cow_metrics_generic+0x4d/0x140 [ 162.385581] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 162.385588] [] ? dst_cow_metrics_generic+0x4d/0x140 [ 162.385594] [] kmem_cache_alloc_trace+0x229/0x2d0 [ 162.385600] [] dst_cow_metrics_generic+0x4d/0x140 [ 162.385610] [] ipv6_cow_metrics+0x78/0x190 [ 162.385617] [] icmp6_dst_alloc+0x487/0x630 [ 162.385624] [] ? ip6_blackhole_route+0x600/0x600 [ 162.385631] [] ndisc_send_skb+0x2cb/0x1110 2019/08/31 11:26:23 executed programs: 63 [ 162.385637] [] ? ndisc_alloc_skb+0x330/0x330 [ 162.385643] [] ? memset+0x32/0x40 [ 162.385650] [] ? __alloc_skb+0x3c7/0x5d0 [ 162.385656] [] ? memset+0x32/0x40 [ 162.385663] [] ? ndisc_fill_addr_option+0x19b/0x1f0 [ 162.385669] [] ndisc_send_rs+0x12b/0x430 [ 162.385676] [] addrconf_rs_timer+0x290/0x5c0 [ 162.385682] [] ? debug_object_deactivate+0x104/0x360 [ 162.385689] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 162.385696] [] call_timer_fn+0x18d/0x850 [ 162.385701] [] ? call_timer_fn+0xde/0x850 [ 162.385708] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 162.385713] [] ? process_timeout+0x20/0x20 [ 162.385720] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 162.385729] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 162.385735] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 162.385741] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 162.385747] [] run_timer_softirq+0x51f/0xb70 [ 162.385753] [] ? call_timer_fn+0x850/0x850 [ 162.385760] [] __do_softirq+0x226/0xa3f [ 162.385767] [] irq_exit+0x10a/0x150 [ 162.385774] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 162.385780] [] apic_timer_interrupt+0x9d/0xb0 [ 162.385789] [] ? lock_release+0x573/0xcf0 [ 162.385796] [] ? find_lock_task_mm+0xf2/0x280 [ 162.385804] [] ? find_lock_task_mm+0xf2/0x280 [ 162.385811] [] find_lock_task_mm+0x15e/0x280 [ 162.385818] [] ? unregister_oom_notifier+0x30/0x30 [ 162.385826] [] lowmem_scan+0x45b/0xbf0 [ 162.385832] [] ? lowmem_scan+0x23f/0xbf0 [ 162.385839] [] ? ion_heap_shrink_count+0x4f/0x110 [ 162.385847] [] shrink_slab.part.0+0x402/0xb30 [ 162.385855] [] ? unregister_shrinker+0x230/0x230 [ 162.385862] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 162.385867] [] shrink_zone+0x4bc/0x610 [ 162.385874] [] ? shrink_lruvec+0x1560/0x1560 [ 162.385881] [] ? __delayacct_freepages_start+0x41/0x80 [ 162.385887] [] try_to_free_pages+0x66f/0x1260 [ 162.385894] [] ? shrink_zone+0x610/0x610 [ 162.385901] [] __alloc_pages_nodemask+0x8af/0x14b0 ** 11 printk messages dropped ** [ 162.385983] [] handle_mm_fault+0x1cfc/0x3140 [ 162.385990] [] ? vm_insert_page+0x6d0/0x6d0 [ 162.385996] [] ? vmacache_find+0x59/0x280 [ 162.386004] [] __do_page_fault+0x28e/0x7f0 [ 162.386011] [] do_page_fault+0x28/0x30 [ 162.386017] [] page_fault+0x25/0x30 [ 162.386020] Mem-Info: [ 162.386035] active_anon:5171 inactive_anon:41 isolated_anon:0 [ 162.386035] active_file:20 inactive_file:1 isolated_file:0 [ 162.386035] unevictable:0 dirty:0 writeback:0 unstable:0 [ 162.386035] slab_reclaimable:4623 slab_unreclaimable:56735 [ 162.386035] mapped:11 shmem:48 pagetables:469 bounce:0 [ 162.386035] free:2492 free_pcp:13 free_cma:0 [ 162.386058] DMA32 free:8984kB min:4696kB low:5868kB high:7044kB active_anon:9036kB inactive_anon:72kB active_file:28kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:84kB slab_reclaimable:8348kB slab_unreclaimable:95884kB kernel_stack:1952kB pagetables:892kB unstable:0kB bounce:0kB free_pcp:52kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:132 all_unreclaimable? no [ 162.386065] lowmem_reserve[]: 0 3504 3504 [ 162.386087] Normal free:984kB min:5580kB low:6972kB high:8368kB active_anon:11648kB inactive_anon:92kB active_file:52kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:108kB slab_reclaimable:10144kB slab_unreclaimable:131056kB kernel_stack:2784kB pagetables:984kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:476 all_unreclaimable? no ** 76 printk messages dropped ** [ 164.440843] [] do_ip6t_set_ctl+0x225/0x450 [ 164.440851] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 164.440860] [] ? mutex_unlock+0x9/0x10 [ 164.440870] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 164.440878] [] nf_setsockopt+0x6d/0xc0 [ 164.440885] [] ipv6_setsockopt+0x10b/0x140 [ 164.440895] [] tcp_setsockopt+0x8a/0xe0 [ 164.440903] [] sock_common_setsockopt+0x9a/0xe0 [ 164.440912] [] SyS_setsockopt+0x159/0x240 [ 164.440920] [] ? SyS_recv+0x40/0x40 [ 164.440929] [] ? SyS_clock_gettime+0x118/0x1e0 [ 164.440939] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 164.440947] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 164.440951] Mem-Info: [ 164.440967] active_anon:5092 inactive_anon:41 isolated_anon:0 [ 164.440967] active_file:15 inactive_file:23 isolated_file:0 [ 164.440967] unevictable:0 dirty:0 writeback:0 unstable:0 [ 164.440967] slab_reclaimable:4623 slab_unreclaimable:56818 [ 164.440967] mapped:6 shmem:48 pagetables:411 bounce:0 [ 164.440967] free:1285 free_pcp:0 free_cma:0 [ 164.440999] DMA32 free:4084kB min:4696kB low:5868kB high:7044kB active_anon:8884kB inactive_anon:72kB active_file:0kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:84kB slab_reclaimable:8348kB slab_unreclaimable:96072kB kernel_stack:1856kB pagetables:788kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:448 all_unreclaimable? yes [ 164.441007] lowmem_reserve[]: 0 3504 3504 [ 164.441031] Normal free:1056kB min:5580kB low:6972kB high:8368kB active_anon:11484kB inactive_anon:92kB active_file:60kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:108kB slab_reclaimable:10144kB slab_unreclaimable:131200kB kernel_stack:2720kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:952 all_unreclaimable? yes [ 164.441038] lowmem_reserve[]: 0 0 0 [ 164.441078] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 164.441111] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 976kB [ 164.441114] 86 total pagecache pages [ 164.441116] 0 pages in swap cache [ 164.441120] Swap cache stats: add 0, delete 0, find 0/0 [ 164.441122] Free swap = 0kB [ 164.441124] Total swap = 0kB [ 164.441127] 1965979 pages RAM [ 164.441129] 0 pages HighMem/MovableOnly [ 164.441131] 313294 pages reserved [ 164.462451] vmalloc: allocation failure, allocated 591056896 of 4221095936 bytes [ 164.462456] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 164.462465] CPU: 1 PID: 2629 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 164.462476] 0000000000000000 0ecf8443e2947b66 ffff88017a9d7a78 ffffffff81aad1a1 [ 164.462485] 1ffff1002f53af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 164.462494] ffffffff82895020 ffff88017a9d7b88 ffffffff8148c0cb ffff880100000000 [ 164.462496] Call Trace: [ 164.462510] [] dump_stack+0xc1/0x120 [ 164.462521] [] warn_alloc_failed.cold+0x78/0x99 [ 164.462530] [] ? zone_watermark_ok_safe+0x290/0x290 [ 164.462539] [] __vmalloc_node_range+0x408/0x650 [ 164.462549] [] ? xt_alloc_table_info+0xc8/0x100 [ 164.462555] [] vmalloc+0x5c/0x70 [ 164.462563] [] ? xt_alloc_table_info+0xc8/0x100 [ 164.462570] [] xt_alloc_table_info+0xc8/0x100 [ 164.462581] [] do_ip6t_set_ctl+0x225/0x450 [ 164.462589] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 164.462598] [] ? mutex_unlock+0x9/0x10 [ 164.462609] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 164.462616] [] nf_setsockopt+0x6d/0xc0 [ 164.462624] [] ipv6_setsockopt+0x10b/0x140 [ 164.462634] [] tcp_setsockopt+0x8a/0xe0 [ 164.462641] [] sock_common_setsockopt+0x9a/0xe0 [ 164.462651] [] SyS_setsockopt+0x159/0x240 [ 164.462658] [] ? SyS_recv+0x40/0x40 [ 164.462665] [] ? retint_user+0x18/0x3c [ 164.462676] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 164.462684] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 164.462687] Mem-Info: [ 164.462703] active_anon:5092 inactive_anon:41 isolated_anon:0 [ 164.462703] active_file:15 inactive_file:23 isolated_file:0 [ 164.462703] unevictable:0 dirty:0 writeback:0 unstable:0 [ 164.462703] slab_reclaimable:4623 slab_unreclaimable:56818 [ 164.462703] mapped:6 shmem:48 pagetables:411 bounce:0 [ 164.462703] free:1285 free_pcp:0 free_cma:0 [ 164.462729] DMA32 free:4084kB min:4696kB low:5868kB high:7044kB active_anon:8884kB inactive_anon:72kB active_file:0kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:84kB slab_reclaimable:8348kB slab_unreclaimable:96072kB kernel_stack:1856kB pagetables:788kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:448 all_unreclaimable? yes [ 164.462736] lowmem_reserve[]: 0 3504 3504 [ 164.462761] Normal free:1056kB min:5580kB low:6972kB high:8368kB active_anon:11484kB inactive_anon:92kB active_file:60kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:108kB slab_reclaimable:10144kB slab_unreclaimable:131200kB kernel_stack:2720kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2104 all_unreclaimable? yes [ 164.462766] lowmem_reserve[]: 0 0 0 [ 164.462806] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 164.462839] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 976kB [ 164.462841] 86 total pagecache pages [ 164.462844] 0 pages in swap cache [ 164.462848] Swap cache stats: add 0, delete 0, find 0/0 [ 164.462850] Free swap = 0kB [ 164.462852] Total swap = 0kB [ 164.462854] 1965979 pages RAM [ 164.462856] 0 pages HighMem/MovableOnly [ 164.462858] 313294 pages reserved [ 164.596099] vmalloc: allocation failure, allocated 634331136 of 4221095936 bytes [ 164.596105] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 164.596113] CPU: 0 PID: 2634 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 164.596125] 0000000000000000 980e1e4f744dbfc9 ffff880067eafa78 ffffffff81aad1a1 [ 164.596134] 1ffff1000cfd5f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 164.596143] ffffffff82895020 ffff880067eafb88 ffffffff8148c0cb 0000000000000000 [ 164.596145] Call Trace: [ 164.596161] [] dump_stack+0xc1/0x120 [ 164.596172] [] warn_alloc_failed.cold+0x78/0x99 [ 164.596180] [] ? zone_watermark_ok_safe+0x290/0x290 [ 164.596189] [] __vmalloc_node_range+0x408/0x650 [ 164.596199] [] ? xt_alloc_table_info+0xc8/0x100 [ 164.596206] [] vmalloc+0x5c/0x70 [ 164.596213] [] ? xt_alloc_table_info+0xc8/0x100 [ 164.596220] [] xt_alloc_table_info+0xc8/0x100 [ 164.596231] [] do_ip6t_set_ctl+0x225/0x450 [ 164.596239] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 164.596249] [] ? mutex_unlock+0x9/0x10 [ 164.596259] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 164.596267] [] nf_setsockopt+0x6d/0xc0 [ 164.596275] [] ipv6_setsockopt+0x10b/0x140 [ 164.596284] [] tcp_setsockopt+0x8a/0xe0 [ 164.596292] [] sock_common_setsockopt+0x9a/0xe0 [ 164.596301] [] SyS_setsockopt+0x159/0x240 [ 164.596308] [] ? SyS_recv+0x40/0x40 [ 164.596315] [] ? retint_user+0x18/0x3c [ 164.596326] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 164.596333] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 164.596336] Mem-Info: [ 164.596353] active_anon:5092 inactive_anon:41 isolated_anon:0 [ 164.596353] active_file:0 inactive_file:34 isolated_file:0 [ 164.596353] unevictable:0 dirty:0 writeback:0 unstable:0 [ 164.596353] slab_reclaimable:4623 slab_unreclaimable:56818 [ 164.596353] mapped:2 shmem:48 pagetables:411 bounce:0 [ 164.596353] free:1289 free_pcp:0 free_cma:0 [ 164.596377] DMA32 free:4084kB min:4696kB low:5868kB high:7044kB active_anon:8884kB inactive_anon:72kB active_file:0kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:84kB slab_reclaimable:8348kB slab_unreclaimable:96072kB kernel_stack:1856kB pagetables:788kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:448 all_unreclaimable? yes [ 164.596385] lowmem_reserve[]: 0 3504 3504 [ 164.596408] Normal free:1072kB min:5580kB low:6972kB high:8368kB active_anon:11484kB inactive_anon:92kB active_file:0kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:108kB slab_reclaimable:10144kB slab_unreclaimable:131200kB kernel_stack:2720kB pagetables:856kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2536 all_unreclaimable? yes [ 164.596415] lowmem_reserve[]: 0 0 0 [ 164.596455] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 164.596493] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 976kB [ 164.596495] 82 total pagecache pages [ 164.596498] 0 pages in swap cache [ 164.596502] Swap cache stats: add 0, delete 0, find 0/0 [ 164.596504] Free swap = 0kB [ 164.596506] Total swap = 0kB [ 164.596508] 1965979 pages RAM [ 164.596510] 0 pages HighMem/MovableOnly [ 164.596512] 313294 pages reserved [ 165.486103] lowmemorykiller: Killing 'syz-executor.0' (2619) (tgid 2615), adj 1000, [ 165.486103] to free 140kB on behalf of 'syz-executor.3' (2643) because [ 165.486103] cache 1488kB is below limit 65536kB for oom_score_adj 12 [ 165.486103] Free memory is 58568kB above reserved [ 166.495361] lowmemorykiller: Killing 'syz-executor.0' (2619) (tgid 2615), adj 1000, [ 166.495361] to free 140kB on behalf of 'syz-executor.4' (2639) because [ 166.495361] cache 148kB is below limit 16384kB for oom_score_adj 6 [ 166.495361] Free memory is 14860kB above reserved [ 167.505569] lowmemorykiller: Killing 'syz-executor.0' (2619) (tgid 2615), adj 1000, [ 167.505569] to free 140kB on behalf of 'syz-executor.4' (2639) because [ 167.505569] cache 288kB is below limit 6144kB for oom_score_adj 0 [ 167.505569] Free memory is 2892kB above reserved ** 14 printk messages dropped ** [ 169.839275] [] ? xt_alloc_table_info+0xc8/0x100 [ 169.839282] [] vmalloc+0x5c/0x70 [ 169.839288] [] ? xt_alloc_table_info+0xc8/0x100 [ 169.839295] [] xt_alloc_table_info+0xc8/0x100 [ 169.839304] [] do_ip6t_set_ctl+0x225/0x450 [ 169.839311] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 169.839320] [] ? mutex_unlock+0x9/0x10 [ 169.839329] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 169.839336] [] nf_setsockopt+0x6d/0xc0 [ 169.839343] [] ipv6_setsockopt+0x10b/0x140 [ 169.839350] [] tcp_setsockopt+0x8a/0xe0 [ 169.839357] [] sock_common_setsockopt+0x9a/0xe0 [ 169.839365] [] SyS_setsockopt+0x159/0x240 [ 169.839372] [] ? SyS_recv+0x40/0x40 [ 169.839378] [] ? retint_user+0x18/0x3c [ 169.839386] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 169.839393] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 169.839396] Mem-Info: [ 169.839412] active_anon:5044 inactive_anon:41 isolated_anon:0 [ 169.839412] active_file:53 inactive_file:26 isolated_file:27 [ 169.839412] unevictable:0 dirty:0 writeback:5 unstable:0 [ 169.839412] slab_reclaimable:4656 slab_unreclaimable:56740 [ 169.839412] mapped:80 shmem:48 pagetables:405 bounce:0 [ 169.839412] free:1234 free_pcp:367 free_cma:0 [ 169.839436] DMA32 free:4080kB min:4696kB low:5868kB high:7044kB active_anon:8908kB inactive_anon:64kB active_file:92kB inactive_file:112kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:4kB mapped:152kB shmem:76kB slab_reclaimable:8404kB slab_unreclaimable:95912kB kernel_stack:1952kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:760kB local_pcp:640kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 169.839443] lowmem_reserve[]: 0 3504 3504 [ 169.839466] Normal free:856kB min:5580kB low:6972kB high:8368kB active_anon:11268kB inactive_anon:100kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):108kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:16kB mapped:168kB shmem:116kB slab_reclaimable:10220kB slab_unreclaimable:131048kB kernel_stack:2624kB pagetables:852kB unstable:0kB bounce:0kB free_pcp:708kB local_pcp:708kB free_cma:0kB writeback_tmp:0kB pages_scanned:256 all_unreclaimable? no [ 169.839472] lowmem_reserve[]: 0 0 0 [ 169.839508] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 169.839542] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 912kB [ 169.839544] 142 total pagecache pages [ 169.839547] 0 pages in swap cache [ 169.839550] Swap cache stats: add 0, delete 0, find 0/0 [ 169.839552] Free swap = 0kB [ 169.839554] Total swap = 0kB [ 169.839556] 1965979 pages RAM [ 169.839558] 0 pages HighMem/MovableOnly [ 169.839560] 313294 pages reserved [ 170.448898] vmalloc: allocation failure, allocated 1214603264 of 4221095936 bytes [ 170.448903] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 170.448912] CPU: 0 PID: 2639 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 170.448924] 0000000000000000 c53e1267ef894876 ffff8800bac17a78 ffffffff81aad1a1 [ 170.448933] 1ffff10017582f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 170.448942] ffffffff82895020 ffff8800bac17b88 ffffffff8148c0cb ffff880000000000 [ 170.448944] Call Trace: [ 170.448964] [] dump_stack+0xc1/0x120 [ 170.448975] [] warn_alloc_failed.cold+0x78/0x99 [ 170.448984] [] ? zone_watermark_ok_safe+0x290/0x290 [ 170.448993] [] __vmalloc_node_range+0x408/0x650 [ 170.449002] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.449009] [] vmalloc+0x5c/0x70 [ 170.449017] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.449024] [] xt_alloc_table_info+0xc8/0x100 [ 170.449034] [] do_ip6t_set_ctl+0x225/0x450 [ 170.449042] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 170.449052] [] ? mutex_unlock+0x9/0x10 [ 170.449062] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 170.449070] [] nf_setsockopt+0x6d/0xc0 [ 170.449076] [] ipv6_setsockopt+0x10b/0x140 [ 170.449084] [] tcp_setsockopt+0x8a/0xe0 [ 170.449090] [] sock_common_setsockopt+0x9a/0xe0 [ 170.449098] [] SyS_setsockopt+0x159/0x240 [ 170.449105] [] ? SyS_recv+0x40/0x40 2019/08/31 11:26:33 executed programs: 67 [ 170.449111] [] ? retint_user+0x18/0x3c [ 170.449120] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 170.449128] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 170.449131] Mem-Info: [ 170.449148] active_anon:5044 inactive_anon:41 isolated_anon:0 [ 170.449148] active_file:15 inactive_file:29 isolated_file:0 [ 170.449148] unevictable:0 dirty:0 writeback:5 unstable:0 [ 170.449148] slab_reclaimable:4656 slab_unreclaimable:56740 [ 170.449148] mapped:0 shmem:48 pagetables:405 bounce:0 [ 170.449148] free:1257 free_pcp:0 free_cma:0 [ 170.449173] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:8908kB inactive_anon:64kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:4kB mapped:0kB shmem:76kB slab_reclaimable:8404kB slab_unreclaimable:95912kB kernel_stack:1952kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:588 all_unreclaimable? yes [ 170.449181] lowmem_reserve[]: 0 3504 3504 [ 170.449206] Normal free:976kB min:5580kB low:6972kB high:8368kB active_anon:11268kB inactive_anon:100kB active_file:80kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:16kB mapped:0kB shmem:116kB slab_reclaimable:10220kB slab_unreclaimable:131048kB kernel_stack:2624kB pagetables:852kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:672 all_unreclaimable? yes [ 170.449213] lowmem_reserve[]: 0 0 0 [ 170.449249] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 170.449279] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 912kB [ 170.449281] 88 total pagecache pages [ 170.449284] 0 pages in swap cache [ 170.449288] Swap cache stats: add 0, delete 0, find 0/0 [ 170.449290] Free swap = 0kB [ 170.449291] Total swap = 0kB [ 170.449294] 1965979 pages RAM [ 170.449296] 0 pages HighMem/MovableOnly [ 170.449297] 313294 pages reserved [ 170.453342] vmalloc: allocation failure, allocated 1307258880 of 4221095936 bytes [ 170.453347] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 170.453354] CPU: 1 PID: 2643 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 170.453365] 0000000000000000 e87e090bcbe3f313 ffff8801b215fa78 ffffffff81aad1a1 [ 170.453373] 1ffff1003642bf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 170.453381] ffffffff82895020 ffff8801b215fb88 ffffffff8148c0cb dffffc0000000000 [ 170.453383] Call Trace: [ 170.453394] [] dump_stack+0xc1/0x120 [ 170.453403] [] warn_alloc_failed.cold+0x78/0x99 [ 170.453411] [] ? zone_watermark_ok_safe+0x290/0x290 [ 170.453420] [] __vmalloc_node_range+0x408/0x650 [ 170.453428] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.453434] [] vmalloc+0x5c/0x70 [ 170.453441] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.453447] [] xt_alloc_table_info+0xc8/0x100 [ 170.453462] [] do_ip6t_set_ctl+0x225/0x450 [ 170.453470] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 170.453478] [] ? mutex_unlock+0x9/0x10 [ 170.453487] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 170.453494] [] nf_setsockopt+0x6d/0xc0 [ 170.453501] [] ipv6_setsockopt+0x10b/0x140 [ 170.453509] [] tcp_setsockopt+0x8a/0xe0 [ 170.453516] [] sock_common_setsockopt+0x9a/0xe0 [ 170.453524] [] SyS_setsockopt+0x159/0x240 [ 170.453530] [] ? SyS_recv+0x40/0x40 [ 170.453537] [] ? retint_user+0x18/0x3c [ 170.453547] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 170.453554] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 170.453556] Mem-Info: [ 170.453571] active_anon:5044 inactive_anon:41 isolated_anon:0 [ 170.453571] active_file:15 inactive_file:29 isolated_file:0 [ 170.453571] unevictable:0 dirty:0 writeback:5 unstable:0 [ 170.453571] slab_reclaimable:4656 slab_unreclaimable:56740 [ 170.453571] mapped:0 shmem:48 pagetables:405 bounce:0 [ 170.453571] free:1257 free_pcp:0 free_cma:0 [ 170.453594] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:8908kB inactive_anon:64kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:4kB mapped:0kB shmem:76kB slab_reclaimable:8404kB slab_unreclaimable:95912kB kernel_stack:1952kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:588 all_unreclaimable? yes [ 170.453601] lowmem_reserve[]: 0 3504 3504 [ 170.453624] Normal free:976kB min:5580kB low:6972kB high:8368kB active_anon:11268kB inactive_anon:100kB active_file:80kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:16kB mapped:0kB shmem:116kB slab_reclaimable:10220kB slab_unreclaimable:131048kB kernel_stack:2624kB pagetables:852kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2208 all_unreclaimable? yes [ 170.453630] lowmem_reserve[]: 0 0 0 [ 170.453666] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 170.453695] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 912kB [ 170.453697] 88 total pagecache pages [ 170.453700] 0 pages in swap cache [ 170.453704] Swap cache stats: add 0, delete 0, find 0/0 [ 170.453705] Free swap = 0kB [ 170.453707] Total swap = 0kB [ 170.453709] 1965979 pages RAM [ 170.453711] 0 pages HighMem/MovableOnly [ 170.453713] 313294 pages reserved [ 170.456185] vmalloc: allocation failure, allocated 873869312 of 4221095936 bytes [ 170.456189] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 170.456196] CPU: 0 PID: 2649 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 170.456207] 0000000000000000 c94fa80d87b8839f ffff8800892afa78 ffffffff81aad1a1 [ 170.456216] 1ffff10011255f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 170.456225] ffffffff82895020 ffff8800892afb88 ffffffff8148c0cb 0000000000000000 [ 170.456227] Call Trace: [ 170.456237] [] dump_stack+0xc1/0x120 [ 170.456246] [] warn_alloc_failed.cold+0x78/0x99 [ 170.456253] [] ? zone_watermark_ok_safe+0x290/0x290 [ 170.456262] [] __vmalloc_node_range+0x408/0x650 [ 170.456270] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.456277] [] vmalloc+0x5c/0x70 [ 170.456284] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.456291] [] xt_alloc_table_info+0xc8/0x100 [ 170.456300] [] do_ip6t_set_ctl+0x225/0x450 [ 170.456308] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 170.456317] [] ? mutex_unlock+0x9/0x10 [ 170.456326] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 170.456334] [] nf_setsockopt+0x6d/0xc0 [ 170.456340] [] ipv6_setsockopt+0x10b/0x140 [ 170.456348] [] tcp_setsockopt+0x8a/0xe0 [ 170.456355] [] sock_common_setsockopt+0x9a/0xe0 [ 170.456363] [] SyS_setsockopt+0x159/0x240 [ 170.456371] [] ? SyS_recv+0x40/0x40 [ 170.456378] [] ? retint_user+0x18/0x3c [ 170.456387] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 170.456394] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 170.456396] Mem-Info: [ 170.456412] active_anon:5044 inactive_anon:41 isolated_anon:0 [ 170.456412] active_file:15 inactive_file:29 isolated_file:0 [ 170.456412] unevictable:0 dirty:0 writeback:5 unstable:0 [ 170.456412] slab_reclaimable:4656 slab_unreclaimable:56740 [ 170.456412] mapped:0 shmem:48 pagetables:405 bounce:0 [ 170.456412] free:1257 free_pcp:0 free_cma:0 [ 170.456437] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:8908kB inactive_anon:64kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:4kB mapped:0kB shmem:76kB slab_reclaimable:8404kB slab_unreclaimable:95912kB kernel_stack:1952kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:588 all_unreclaimable? yes [ 170.456444] lowmem_reserve[]: 0 3504 3504 [ 170.456466] Normal free:976kB min:5580kB low:6972kB high:8368kB active_anon:11268kB inactive_anon:100kB active_file:80kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:16kB mapped:0kB shmem:116kB slab_reclaimable:10220kB slab_unreclaimable:131048kB kernel_stack:2624kB pagetables:852kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2208 all_unreclaimable? yes [ 170.456473] lowmem_reserve[]: 0 0 0 [ 170.456510] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 170.456541] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 912kB [ 170.456543] 88 total pagecache pages [ 170.456545] 0 pages in swap cache [ 170.456549] Swap cache stats: add 0, delete 0, find 0/0 [ 170.456551] Free swap = 0kB [ 170.456553] Total swap = 0kB [ 170.456555] 1965979 pages RAM [ 170.456557] 0 pages HighMem/MovableOnly [ 170.456559] 313294 pages reserved [ 170.466219] vmalloc: allocation failure, allocated 953225216 of 4221095936 bytes [ 170.466224] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 170.466232] CPU: 0 PID: 2648 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 170.466243] 0000000000000000 7a5efe092d27527d ffff880151b97a78 ffffffff81aad1a1 [ 170.466252] 1ffff1002a372f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 170.466259] ffffffff82895020 ffff880151b97b88 ffffffff8148c0cb dffffc0000000000 [ 170.466261] Call Trace: [ 170.466275] [] dump_stack+0xc1/0x120 [ 170.466285] [] warn_alloc_failed.cold+0x78/0x99 [ 170.466294] [] ? zone_watermark_ok_safe+0x290/0x290 [ 170.466302] [] __vmalloc_node_range+0x408/0x650 [ 170.466311] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.466318] [] vmalloc+0x5c/0x70 [ 170.466325] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.466332] [] xt_alloc_table_info+0xc8/0x100 [ 170.466341] [] do_ip6t_set_ctl+0x225/0x450 [ 170.466349] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 170.466359] [] ? mutex_unlock+0x9/0x10 [ 170.466368] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 170.466376] [] nf_setsockopt+0x6d/0xc0 [ 170.466383] [] ipv6_setsockopt+0x10b/0x140 [ 170.466392] [] tcp_setsockopt+0x8a/0xe0 [ 170.466399] [] sock_common_setsockopt+0x9a/0xe0 [ 170.466407] [] SyS_setsockopt+0x159/0x240 [ 170.466415] [] ? SyS_recv+0x40/0x40 [ 170.466422] [] ? retint_user+0x18/0x3c [ 170.466432] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 170.466439] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 170.466441] Mem-Info: [ 170.466457] active_anon:5035 inactive_anon:41 isolated_anon:0 [ 170.466457] active_file:0 inactive_file:29 isolated_file:0 [ 170.466457] unevictable:0 dirty:0 writeback:0 unstable:0 [ 170.466457] slab_reclaimable:4663 slab_unreclaimable:56748 [ 170.466457] mapped:2 shmem:48 pagetables:405 bounce:0 [ 170.466457] free:1241 free_pcp:0 free_cma:0 [ 170.466484] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:8860kB inactive_anon:64kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:76kB slab_reclaimable:8420kB slab_unreclaimable:95912kB kernel_stack:1856kB pagetables:760kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:632 all_unreclaimable? yes [ 170.466491] lowmem_reserve[]: 0 3504 3504 [ 170.466514] Normal free:912kB min:5580kB low:6972kB high:8368kB active_anon:11280kB inactive_anon:100kB active_file:4kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:116kB slab_reclaimable:10232kB slab_unreclaimable:131080kB kernel_stack:2656kB pagetables:860kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2848 all_unreclaimable? yes [ 170.466521] lowmem_reserve[]: 0 0 0 [ 170.466558] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 170.466590] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 912kB [ 170.466592] 73 total pagecache pages [ 170.466594] 0 pages in swap cache [ 170.466598] Swap cache stats: add 0, delete 0, find 0/0 [ 170.466600] Free swap = 0kB [ 170.466602] Total swap = 0kB [ 170.466604] 1965979 pages RAM [ 170.466606] 0 pages HighMem/MovableOnly [ 170.466608] 313294 pages reserved [ 170.477827] vmalloc: allocation failure, allocated 713646080 of 4221095936 bytes [ 170.477833] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 170.477842] CPU: 0 PID: 2652 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 170.477853] 0000000000000000 b0f5e9f8cbc613e5 ffff88016a8b7a78 ffffffff81aad1a1 [ 170.477862] 1ffff1002d516f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 170.477871] ffffffff82895020 ffff88016a8b7b88 ffffffff8148c0cb ffff880100000000 [ 170.477873] Call Trace: [ 170.477887] [] dump_stack+0xc1/0x120 [ 170.477897] [] warn_alloc_failed.cold+0x78/0x99 [ 170.477906] [] ? zone_watermark_ok_safe+0x290/0x290 [ 170.477915] [] __vmalloc_node_range+0x408/0x650 [ 170.477924] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.477931] [] vmalloc+0x5c/0x70 [ 170.477938] [] ? xt_alloc_table_info+0xc8/0x100 [ 170.477946] [] xt_alloc_table_info+0xc8/0x100 [ 170.477961] [] do_ip6t_set_ctl+0x225/0x450 [ 170.477969] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 170.477979] [] ? mutex_unlock+0x9/0x10 [ 170.477989] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 170.477996] [] nf_setsockopt+0x6d/0xc0 [ 170.478004] [] ipv6_setsockopt+0x10b/0x140 [ 170.478012] [] tcp_setsockopt+0x8a/0xe0 [ 170.478020] [] sock_common_setsockopt+0x9a/0xe0 [ 170.478029] [] SyS_setsockopt+0x159/0x240 [ 170.478037] [] ? SyS_recv+0x40/0x40 [ 170.478044] [] ? retint_user+0x18/0x3c [ 170.478055] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 170.478062] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 170.478065] Mem-Info: [ 170.478081] active_anon:5035 inactive_anon:41 isolated_anon:0 [ 170.478081] active_file:0 inactive_file:29 isolated_file:0 [ 170.478081] unevictable:0 dirty:0 writeback:0 unstable:0 [ 170.478081] slab_reclaimable:4663 slab_unreclaimable:56748 [ 170.478081] mapped:2 shmem:48 pagetables:405 bounce:0 [ 170.478081] free:1241 free_pcp:0 free_cma:0 [ 170.478106] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:8860kB inactive_anon:64kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:76kB slab_reclaimable:8420kB slab_unreclaimable:95912kB kernel_stack:1856kB pagetables:760kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:632 all_unreclaimable? yes [ 170.478113] lowmem_reserve[]: 0 3504 3504 [ 170.478138] Normal free:912kB min:5580kB low:6972kB high:8368kB active_anon:11280kB inactive_anon:100kB active_file:4kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:116kB slab_reclaimable:10232kB slab_unreclaimable:131080kB kernel_stack:2656kB pagetables:860kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2848 all_unreclaimable? yes [ 170.478144] lowmem_reserve[]: 0 0 0 [ 170.478184] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 170.478216] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 912kB [ 170.478218] 73 total pagecache pages [ 170.478220] 0 pages in swap cache [ 170.478224] Swap cache stats: add 0, delete 0, find 0/0 [ 170.478226] Free swap = 0kB [ 170.478228] Total swap = 0kB [ 170.478231] 1965979 pages RAM [ 170.478233] 0 pages HighMem/MovableOnly [ 170.478235] 313294 pages reserved [ 170.805438] lowmemorykiller: Killing 'syz-executor.5' (2638) (tgid 2637), adj 1000, [ 170.805438] to free 132kB on behalf of 'kswapd0' (28) because [ 170.805438] cache 100kB is below limit 6144kB for oom_score_adj 0 [ 170.805438] Free memory is -24464kB above reserved [ 171.815483] lowmemorykiller: Killing 'syz-executor.5' (2638) (tgid 2637), adj 1000, [ 171.815483] to free 132kB on behalf of 'kswapd0' (28) because [ 171.815483] cache 100kB is below limit 6144kB for oom_score_adj 0 [ 171.815483] Free memory is -24464kB above reserved [ 172.835552] lowmemorykiller: Killing 'syz-executor.5' (2638) (tgid 2637), adj 1000, [ 172.835552] to free 132kB on behalf of 'udevd' (2616) because [ 172.835552] cache 212kB is below limit 65536kB for oom_score_adj 12 [ 172.835552] Free memory is 63424kB above reserved [ 173.885006] lowmemorykiller: Killing 'syz-executor.0' (2666) (tgid 2660), adj 1000, [ 173.885006] to free 148kB on behalf of 'kswapd0' (28) because [ 173.885006] cache 412kB is below limit 6144kB for oom_score_adj 0 [ 173.885006] Free memory is 5424kB above reserved [ 174.885315] lowmemorykiller: Killing 'syz-executor.0' (2666) (tgid 2660), adj 1000, [ 174.885315] to free 148kB on behalf of 'syz-executor.0' (2678) because [ 174.885315] cache 160kB is below limit 65536kB for oom_score_adj 12 [ 174.885315] Free memory is 18156kB above reserved [ 175.895969] lowmemorykiller: Killing 'syz-executor.0' (2666) (tgid 2660), adj 1000, [ 175.895969] to free 140kB on behalf of 'kswapd0' (28) because [ 175.895969] cache 444kB is below limit 6144kB for oom_score_adj 0 [ 175.895969] Free memory is 5488kB above reserved [ 176.033602] vmalloc: allocation failure, allocated 1664196608 of 4221095936 bytes [ 176.033609] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 176.033617] CPU: 0 PID: 2666 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 176.033629] 0000000000000000 f6c7052bff571d4e ffff88011d4afa78 ffffffff81aad1a1 [ 176.033638] 1ffff10023a95f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 176.033647] ffffffff82895020 ffff88011d4afb88 ffffffff8148c0cb dffffc0000000000 [ 176.033649] Call Trace: [ 176.033664] [] dump_stack+0xc1/0x120 [ 176.033674] [] warn_alloc_failed.cold+0x78/0x99 [ 176.033683] [] ? zone_watermark_ok_safe+0x290/0x290 [ 176.033691] [] __vmalloc_node_range+0x408/0x650 [ 176.033701] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.033708] [] vmalloc+0x5c/0x70 [ 176.033715] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.033722] [] xt_alloc_table_info+0xc8/0x100 [ 176.033731] [] do_ip6t_set_ctl+0x225/0x450 [ 176.033739] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 176.033749] [] ? mutex_unlock+0x9/0x10 [ 176.033759] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 176.033767] [] nf_setsockopt+0x6d/0xc0 [ 176.033774] [] ipv6_setsockopt+0x10b/0x140 [ 176.033783] [] tcp_setsockopt+0x8a/0xe0 [ 176.033791] [] sock_common_setsockopt+0x9a/0xe0 [ 176.033799] [] SyS_setsockopt+0x159/0x240 [ 176.033807] [] ? SyS_recv+0x40/0x40 [ 176.033813] [] ? retint_user+0x18/0x3c [ 176.033821] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 176.033828] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 176.033831] Mem-Info: [ 176.033847] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 176.033847] active_file:81 inactive_file:51 isolated_file:4 [ 176.033847] unevictable:0 dirty:0 writeback:0 unstable:0 [ 176.033847] slab_reclaimable:4689 slab_unreclaimable:56669 [ 176.033847] mapped:81 shmem:48 pagetables:438 bounce:0 [ 176.033847] free:1190 free_pcp:14 free_cma:0 [ 176.033871] DMA32 free:4020kB min:4696kB low:5868kB high:7044kB active_anon:9128kB inactive_anon:68kB active_file:56kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):16kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:80kB slab_reclaimable:8476kB slab_unreclaimable:95536kB kernel_stack:1952kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:120 all_unreclaimable? no [ 176.033879] lowmem_reserve[]: 0 3504 3504 [ 176.033903] Normal free:740kB min:5580kB low:6972kB high:8368kB active_anon:11396kB inactive_anon:96kB active_file:268kB inactive_file:204kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:212kB shmem:112kB slab_reclaimable:10280kB slab_unreclaimable:131140kB kernel_stack:2880kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:52kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:460 all_unreclaimable? no [ 176.033910] lowmem_reserve[]: 0 0 0 [ 176.033949] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 176.033978] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 784kB [ 176.033980] 233 total pagecache pages [ 176.033982] 0 pages in swap cache [ 176.033986] Swap cache stats: add 0, delete 0, find 0/0 [ 176.033988] Free swap = 0kB [ 176.033990] Total swap = 0kB [ 176.033992] 1965979 pages RAM [ 176.033994] 0 pages HighMem/MovableOnly [ 176.033996] 313294 pages reserved [ 176.057828] vmalloc: allocation failure, allocated 1226899456 of 4221095936 bytes [ 176.057834] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 176.057843] CPU: 0 PID: 2658 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 176.057855] 0000000000000000 8f2f656305b944cc ffff8801969e7a78 ffffffff81aad1a1 [ 176.057864] 1ffff10032d3cf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 176.057872] ffffffff82895020 ffff8801969e7b88 ffffffff8148c0cb 0000000000000000 [ 176.057874] Call Trace: [ 176.057888] [] dump_stack+0xc1/0x120 [ 176.057899] [] warn_alloc_failed.cold+0x78/0x99 [ 176.057908] [] ? zone_watermark_ok_safe+0x290/0x290 [ 176.057917] [] __vmalloc_node_range+0x408/0x650 [ 176.057926] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.057933] [] vmalloc+0x5c/0x70 [ 176.057940] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.057947] [] xt_alloc_table_info+0xc8/0x100 [ 176.057958] [] do_ip6t_set_ctl+0x225/0x450 [ 176.057966] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 176.057975] [] ? mutex_unlock+0x9/0x10 [ 176.057983] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 176.057991] [] nf_setsockopt+0x6d/0xc0 [ 176.057998] [] ipv6_setsockopt+0x10b/0x140 [ 176.058006] [] tcp_setsockopt+0x8a/0xe0 [ 176.058014] [] sock_common_setsockopt+0x9a/0xe0 [ 176.058022] [] SyS_setsockopt+0x159/0x240 [ 176.058029] [] ? SyS_recv+0x40/0x40 [ 176.058038] [] ? SyS_clock_gettime+0x118/0x1e0 [ 176.058047] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 176.058055] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 176.058058] Mem-Info: [ 176.058074] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 176.058074] active_file:2 inactive_file:0 isolated_file:4 [ 176.058074] unevictable:0 dirty:0 writeback:0 unstable:0 [ 176.058074] slab_reclaimable:4689 slab_unreclaimable:56669 [ 176.058074] mapped:44 shmem:48 pagetables:438 bounce:0 [ 176.058074] free:1197 free_pcp:0 free_cma:0 [ 176.058099] DMA32 free:4020kB min:4696kB low:5868kB high:7044kB active_anon:9128kB inactive_anon:68kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):16kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:80kB slab_reclaimable:8476kB slab_unreclaimable:95536kB kernel_stack:1952kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? yes [ 176.058106] lowmem_reserve[]: 0 3504 3504 [ 176.058130] Normal free:768kB min:5580kB low:6972kB high:8368kB active_anon:11396kB inactive_anon:96kB active_file:52kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:112kB slab_reclaimable:10280kB slab_unreclaimable:131140kB kernel_stack:2880kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1464 all_unreclaimable? yes [ 176.058137] lowmem_reserve[]: 0 0 0 [ 176.058177] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 176.058208] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 784kB [ 176.058210] 122 total pagecache pages [ 176.058213] 0 pages in swap cache [ 176.058217] Swap cache stats: add 0, delete 0, find 0/0 [ 176.058219] Free swap = 0kB [ 176.058221] Total swap = 0kB [ 176.058223] 1965979 pages RAM [ 176.058225] 0 pages HighMem/MovableOnly 2019/08/31 11:26:44 executed programs: 69 [ 176.058227] 313294 pages reserved [ 176.416182] vmalloc: allocation failure, allocated 942878720 of 4221095936 bytes [ 176.416188] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 176.416197] CPU: 1 PID: 2670 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 176.416208] 0000000000000000 a09178943f8e7cdc ffff8801700cfa78 ffffffff81aad1a1 [ 176.416216] 1ffff1002e019f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 176.416223] ffffffff82895020 ffff8801700cfb88 ffffffff8148c0cb 0000000000000000 [ 176.416225] Call Trace: [ 176.416240] [] dump_stack+0xc1/0x120 [ 176.416250] [] warn_alloc_failed.cold+0x78/0x99 [ 176.416259] [] ? zone_watermark_ok_safe+0x290/0x290 [ 176.416267] [] __vmalloc_node_range+0x408/0x650 [ 176.416276] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.416282] [] vmalloc+0x5c/0x70 [ 176.416289] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.416296] [] xt_alloc_table_info+0xc8/0x100 [ 176.416306] [] do_ip6t_set_ctl+0x225/0x450 [ 176.416314] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 176.416323] [] ? mutex_unlock+0x9/0x10 [ 176.416332] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 176.416339] [] nf_setsockopt+0x6d/0xc0 [ 176.416346] [] ipv6_setsockopt+0x10b/0x140 [ 176.416355] [] tcp_setsockopt+0x8a/0xe0 [ 176.416362] [] sock_common_setsockopt+0x9a/0xe0 [ 176.416371] [] SyS_setsockopt+0x159/0x240 [ 176.416378] [] ? SyS_recv+0x40/0x40 [ 176.416384] [] ? retint_user+0x18/0x3c [ 176.416394] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 176.416401] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 176.416404] Mem-Info: [ 176.416420] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 176.416420] active_file:2 inactive_file:0 isolated_file:4 [ 176.416420] unevictable:0 dirty:0 writeback:0 unstable:0 [ 176.416420] slab_reclaimable:4689 slab_unreclaimable:56669 [ 176.416420] mapped:44 shmem:48 pagetables:438 bounce:0 [ 176.416420] free:1197 free_pcp:0 free_cma:0 [ 176.416443] DMA32 free:4020kB min:4696kB low:5868kB high:7044kB active_anon:9128kB inactive_anon:68kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):16kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:80kB slab_reclaimable:8476kB slab_unreclaimable:95536kB kernel_stack:1952kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? yes [ 176.416450] lowmem_reserve[]: 0 3504 3504 [ 176.416472] Normal free:768kB min:5580kB low:6972kB high:8368kB active_anon:11396kB inactive_anon:96kB active_file:52kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:112kB slab_reclaimable:10280kB slab_unreclaimable:131140kB kernel_stack:2880kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:420 all_unreclaimable? yes [ 176.416478] lowmem_reserve[]: 0 0 0 [ 176.416514] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 176.416542] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 784kB [ 176.416544] 122 total pagecache pages [ 176.416546] 0 pages in swap cache [ 176.416550] Swap cache stats: add 0, delete 0, find 0/0 [ 176.416551] Free swap = 0kB [ 176.416553] Total swap = 0kB [ 176.416555] 1965979 pages RAM [ 176.416557] 0 pages HighMem/MovableOnly [ 176.416559] 313294 pages reserved [ 176.426350] vmalloc: allocation failure, allocated 1081204736 of 4221095936 bytes [ 176.426355] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 176.426364] CPU: 0 PID: 2665 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 176.426376] 0000000000000000 ffb6d9d97457cc83 ffff88010fc3fa78 ffffffff81aad1a1 [ 176.426384] 1ffff10021f87f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 176.426393] ffffffff82895020 ffff88010fc3fb88 ffffffff8148c0cb dffffc0000000000 [ 176.426395] Call Trace: [ 176.426409] [] dump_stack+0xc1/0x120 [ 176.426420] [] warn_alloc_failed.cold+0x78/0x99 [ 176.426428] [] ? zone_watermark_ok_safe+0x290/0x290 [ 176.426437] [] __vmalloc_node_range+0x408/0x650 [ 176.426455] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.426462] [] vmalloc+0x5c/0x70 [ 176.426469] [] ? xt_alloc_table_info+0xc8/0x100 [ 176.426477] [] xt_alloc_table_info+0xc8/0x100 [ 176.426487] [] do_ip6t_set_ctl+0x225/0x450 [ 176.426495] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 176.426505] [] ? mutex_unlock+0x9/0x10 [ 176.426515] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 176.426523] [] nf_setsockopt+0x6d/0xc0 [ 176.426530] [] ipv6_setsockopt+0x10b/0x140 [ 176.426539] [] tcp_setsockopt+0x8a/0xe0 [ 176.426547] [] sock_common_setsockopt+0x9a/0xe0 [ 176.426555] [] SyS_setsockopt+0x159/0x240 [ 176.426563] [] ? SyS_recv+0x40/0x40 [ 176.426570] [] ? retint_user+0x18/0x3c [ 176.426580] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 176.426587] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 176.426590] Mem-Info: [ 176.426606] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 176.426606] active_file:2 inactive_file:0 isolated_file:4 [ 176.426606] unevictable:0 dirty:0 writeback:0 unstable:0 [ 176.426606] slab_reclaimable:4689 slab_unreclaimable:56669 [ 176.426606] mapped:44 shmem:48 pagetables:438 bounce:0 [ 176.426606] free:1197 free_pcp:0 free_cma:0 [ 176.426631] DMA32 free:4020kB min:4696kB low:5868kB high:7044kB active_anon:9128kB inactive_anon:68kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):16kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:80kB slab_reclaimable:8476kB slab_unreclaimable:95536kB kernel_stack:1952kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:4 all_unreclaimable? yes [ 176.426638] lowmem_reserve[]: 0 3504 3504 [ 176.426663] Normal free:768kB min:5580kB low:6972kB high:8368kB active_anon:11396kB inactive_anon:96kB active_file:52kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:64kB shmem:112kB slab_reclaimable:10280kB slab_unreclaimable:131140kB kernel_stack:2880kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:420 all_unreclaimable? yes [ 176.426670] lowmem_reserve[]: 0 0 0 [ 176.426710] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 176.426740] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 0*128kB 1*256kB (H) 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 784kB [ 176.426742] 122 total pagecache pages [ 176.426744] 0 pages in swap cache [ 176.426748] Swap cache stats: add 0, delete 0, find 0/0 [ 176.426750] Free swap = 0kB [ 176.426752] Total swap = 0kB [ 176.426755] 1965979 pages RAM [ 176.426757] 0 pages HighMem/MovableOnly [ 176.426759] 313294 pages reserved [ 176.915426] lowmemorykiller: Killing 'syz-executor.0' (2666) (tgid 2660), adj 1000, [ 176.915426] to free 140kB on behalf of 'syz-executor.1' (2676) because [ 176.915426] cache 232kB is below limit 6144kB for oom_score_adj 0 [ 176.915426] Free memory is -24592kB above reserved [ 177.935357] lowmemorykiller: Killing 'syz-executor.0' (2666) (tgid 2660), adj 1000, [ 177.935357] to free 140kB on behalf of 'kswapd0' (28) because [ 177.935357] cache 144kB is below limit 6144kB for oom_score_adj 0 [ 177.935357] Free memory is -24504kB above reserved [ 178.945627] lowmemorykiller: Killing 'syz-executor.0' (2666) (tgid 2660), adj 1000, [ 178.945627] to free 140kB on behalf of 'syz-executor.0' (2678) because [ 178.945627] cache 268kB is below limit 65536kB for oom_score_adj 12 [ 178.945627] Free memory is 19336kB above reserved [ 179.955740] lowmemorykiller: Killing 'syz-executor.4' (2689) (tgid 2682), adj 1000, [ 179.955740] to free 172kB on behalf of 'syz-executor.5' (2694) because [ 179.955740] cache 176kB is below limit 65536kB for oom_score_adj 12 [ 179.955740] Free memory is 20512kB above reserved [ 180.965336] lowmemorykiller: Killing 'syz-executor.4' (2689) (tgid 2682), adj 1000, [ 180.965336] to free 148kB on behalf of 'syz-executor.3' (2693) because [ 180.965336] cache 440kB is below limit 6144kB for oom_score_adj 0 [ 180.965336] Free memory is 2828kB above reserved [ 181.790931] vmalloc: allocation failure, allocated 575913984 of 4221095936 bytes [ 181.790936] vmalloc: allocation failure, allocated 368406528 of 4221095936 bytes [ 181.790941] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 181.790944] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 181.790950] CPU: 0 PID: 2686 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 181.790961] 0000000000000000 dd8005fb098ff902 ffff88003e187a78 ffffffff81aad1a1 [ 181.790968] 1ffff10007c30f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 181.790976] ffffffff82895020 ffff88003e187b88 ffffffff8148c0cb ffff880000000000 [ 181.790978] Call Trace: [ 181.790998] [] dump_stack+0xc1/0x120 [ 181.791008] [] warn_alloc_failed.cold+0x78/0x99 [ 181.791016] [] ? zone_watermark_ok_safe+0x290/0x290 [ 181.791024] [] __vmalloc_node_range+0x408/0x650 [ 181.791033] [] ? xt_alloc_table_info+0xc8/0x100 [ 181.791039] [] vmalloc+0x5c/0x70 [ 181.791045] [] ? xt_alloc_table_info+0xc8/0x100 [ 181.791051] [] xt_alloc_table_info+0xc8/0x100 [ 181.791061] [] do_ip6t_set_ctl+0x225/0x450 [ 181.791068] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 181.791077] [] ? mutex_unlock+0x9/0x10 [ 181.791087] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 181.791093] [] nf_setsockopt+0x6d/0xc0 [ 181.791100] [] ipv6_setsockopt+0x10b/0x140 [ 181.791109] [] tcp_setsockopt+0x8a/0xe0 [ 181.791116] [] sock_common_setsockopt+0x9a/0xe0 [ 181.791123] [] SyS_setsockopt+0x159/0x240 [ 181.791130] [] ? SyS_recv+0x40/0x40 [ 181.791136] [] ? retint_user+0x18/0x3c [ 181.791145] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 181.791151] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 181.791154] Mem-Info: [ 181.791159] CPU: 1 PID: 2699 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 181.791174] active_anon:5155 inactive_anon:41 isolated_anon:0 [ 181.791174] active_file:35 inactive_file:12 isolated_file:0 [ 181.791174] unevictable:0 dirty:0 writeback:0 unstable:0 [ 181.791174] slab_reclaimable:4732 slab_unreclaimable:56615 [ 181.791174] mapped:0 shmem:48 pagetables:438 bounce:0 [ 181.791174] free:1179 free_pcp:0 free_cma:0 [ 181.791198] 0000000000000000 [ 181.791199] DMA32 free:4020kB min:4696kB low:5868kB high:7044kB active_anon:9112kB inactive_anon:76kB active_file:60kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:88kB slab_reclaimable:8608kB slab_unreclaimable:95384kB kernel_stack:2016kB pagetables:828kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:556 all_unreclaimable? yes [ 181.791202] 63dc111e36f2ea32 [ 181.791203] lowmem_reserve[]: [ 181.791205] ffff880108a3fa78 [ 181.791207] 0 [ 181.791208] ffffffff81aad1a1 [ 181.791209] 3504 [ 181.791210] [ 181.791213] 3504 [ 181.791214] 1ffff10021147f52 [ 181.791214] [ 181.791238] dffffc0000000000 [ 181.791239] Normal free:696kB min:5580kB low:6972kB high:8368kB active_anon:11508kB inactive_anon:88kB active_file:80kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:104kB slab_reclaimable:10320kB slab_unreclaimable:131076kB kernel_stack:2848kB pagetables:924kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:724 all_unreclaimable? yes [ 181.791241] 00000000024000c2 [ 181.791243] lowmem_reserve[]: [ 181.791244] 0000000000000000 [ 181.791246] 0 [ 181.791246] [ 181.791249] 0 [ 181.791250] ffffffff82895020 [ 181.791252] 0 [ 181.791253] ffff880108a3fb88 [ 181.791254] [ 181.791256] ffffffff8148c0cb [ 181.791258] DMA32: [ 181.791260] dffffc0000000000 [ 181.791261] 1*4kB [ 181.791261] [ 181.791264] (H) [ 181.791264] Call Trace: [ 181.791273] 2*8kB [ 181.791274] [] dump_stack+0xc1/0x120 [ 181.791282] (H) [ 181.791282] [] warn_alloc_failed.cold+0x78/0x99 ** 74 printk messages dropped ** [ 181.791562] Free swap = 0kB ** 51 printk messages dropped ** [ 181.795818] lowmem_reserve[]: 0 0 0 ** 43 printk messages dropped ** [ 181.796180] lowmem_reserve[]: 0 0 0 ** 43 printk messages dropped ** [ 181.806687] lowmem_reserve[]: 0 0 0 [ 181.806726] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 181.806758] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 688kB [ 181.806760] 130 total pagecache pages [ 181.806763] 0 pages in swap cache [ 181.806767] Swap cache stats: add 0, delete 0, find 0/0 [ 181.806769] Free swap = 0kB [ 181.806771] Total swap = 0kB [ 181.806773] 1965979 pages RAM [ 181.806775] 0 pages HighMem/MovableOnly [ 181.806777] 313294 pages reserved [ 181.810543] vmalloc: allocation failure, allocated 1465659392 of 4221095936 bytes [ 181.810547] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 181.810554] CPU: 1 PID: 2678 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 181.810564] 0000000000000000 ea0d8f94784cede1 ffff88000fe7fa78 ffffffff81aad1a1 [ 181.810572] 1ffff10001fcff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 181.810580] ffffffff82895020 ffff88000fe7fb88 ffffffff8148c0cb 0000000000000000 [ 181.810582] Call Trace: [ 181.810591] [] dump_stack+0xc1/0x120 [ 181.810599] [] warn_alloc_failed.cold+0x78/0x99 [ 181.810606] [] ? zone_watermark_ok_safe+0x290/0x290 [ 181.810614] [] __vmalloc_node_range+0x408/0x650 [ 181.810621] [] ? xt_alloc_table_info+0xc8/0x100 [ 181.810627] [] vmalloc+0x5c/0x70 [ 181.810634] [] ? xt_alloc_table_info+0xc8/0x100 [ 181.810641] [] xt_alloc_table_info+0xc8/0x100 [ 181.810649] [] do_ip6t_set_ctl+0x225/0x450 [ 181.810657] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 181.810665] [] ? mutex_unlock+0x9/0x10 [ 181.810672] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 181.810679] [] nf_setsockopt+0x6d/0xc0 [ 181.810686] [] ipv6_setsockopt+0x10b/0x140 [ 181.810693] [] tcp_setsockopt+0x8a/0xe0 [ 181.810700] [] sock_common_setsockopt+0x9a/0xe0 [ 181.810708] [] SyS_setsockopt+0x159/0x240 [ 181.810715] [] ? SyS_recv+0x40/0x40 [ 181.810724] [] ? SyS_clock_gettime+0x118/0x1e0 [ 181.810733] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 181.810740] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 181.810742] Mem-Info: [ 181.810758] active_anon:5155 inactive_anon:41 isolated_anon:0 [ 181.810758] active_file:35 inactive_file:12 isolated_file:0 [ 181.810758] unevictable:0 dirty:0 writeback:0 unstable:0 [ 181.810758] slab_reclaimable:4732 slab_unreclaimable:56615 [ 181.810758] mapped:0 shmem:48 pagetables:438 bounce:0 [ 181.810758] free:1179 free_pcp:2 free_cma:0 [ 181.810781] DMA32 free:4020kB min:4696kB low:5868kB high:7044kB active_anon:9112kB inactive_anon:76kB active_file:60kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:88kB slab_reclaimable:8608kB slab_unreclaimable:95384kB kernel_stack:2016kB pagetables:828kB unstable:0kB bounce:0kB free_pcp:8kB local_pcp:8kB free_cma:0kB writeback_tmp:0kB pages_scanned:884 all_unreclaimable? yes 2019/08/31 11:26:51 executed programs: 74 [ 181.810788] lowmem_reserve[]: 0 3504 3504 [ 181.810811] Normal free:696kB min:5580kB low:6972kB high:8368kB active_anon:11508kB inactive_anon:88kB active_file:80kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:104kB slab_reclaimable:10320kB slab_unreclaimable:131076kB kernel_stack:2848kB pagetables:924kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1284 all_unreclaimable? yes [ 181.810817] lowmem_reserve[]: 0 0 0 [ 181.810855] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 181.810884] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 688kB [ 181.810886] 130 total pagecache pages [ 181.810888] 0 pages in swap cache [ 181.810892] Swap cache stats: add 0, delete 0, find 0/0 [ 181.810894] Free swap = 0kB [ 181.810896] Total swap = 0kB [ 181.810898] 1965979 pages RAM [ 181.810900] 0 pages HighMem/MovableOnly [ 181.810901] 313294 pages reserved [ 181.919064] vmalloc: allocation failure, allocated 783642624 of 4221095936 bytes [ 181.919069] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 181.919078] CPU: 1 PID: 2687 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 181.919089] 0000000000000000 36b451b6ab3bd0a0 ffff88002a48fa78 ffffffff81aad1a1 [ 181.919097] 1ffff10005491f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 181.919104] ffffffff82895020 ffff88002a48fb88 ffffffff8148c0cb 0000000000000000 [ 181.919106] Call Trace: [ 181.919120] [] dump_stack+0xc1/0x120 [ 181.919129] [] warn_alloc_failed.cold+0x78/0x99 [ 181.919138] [] ? zone_watermark_ok_safe+0x290/0x290 [ 181.919146] [] __vmalloc_node_range+0x408/0x650 [ 181.919156] [] ? xt_alloc_table_info+0xc8/0x100 [ 181.919162] [] vmalloc+0x5c/0x70 [ 181.919169] [] ? xt_alloc_table_info+0xc8/0x100 [ 181.919175] [] xt_alloc_table_info+0xc8/0x100 [ 181.919184] [] do_ip6t_set_ctl+0x225/0x450 [ 181.919191] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 181.919200] [] ? mutex_unlock+0x9/0x10 [ 181.919209] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 181.919216] [] nf_setsockopt+0x6d/0xc0 [ 181.919223] [] ipv6_setsockopt+0x10b/0x140 [ 181.919232] [] tcp_setsockopt+0x8a/0xe0 [ 181.919240] [] sock_common_setsockopt+0x9a/0xe0 [ 181.919248] [] SyS_setsockopt+0x159/0x240 [ 181.919255] [] ? SyS_recv+0x40/0x40 [ 181.919262] [] ? retint_user+0x18/0x3c [ 181.919272] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 181.919278] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 181.919281] Mem-Info: [ 181.919296] active_anon:5155 inactive_anon:41 isolated_anon:0 [ 181.919296] active_file:35 inactive_file:4 isolated_file:0 [ 181.919296] unevictable:0 dirty:0 writeback:0 unstable:0 [ 181.919296] slab_reclaimable:4732 slab_unreclaimable:56615 [ 181.919296] mapped:0 shmem:48 pagetables:438 bounce:0 [ 181.919296] free:1178 free_pcp:0 free_cma:0 [ 181.919320] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:9112kB inactive_anon:76kB active_file:60kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:88kB slab_reclaimable:8608kB slab_unreclaimable:95384kB kernel_stack:2016kB pagetables:828kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:564 all_unreclaimable? yes [ 181.919326] lowmem_reserve[]: 0 3504 3504 [ 181.919349] Normal free:660kB min:5580kB low:6972kB high:8368kB active_anon:11508kB inactive_anon:88kB active_file:80kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:104kB slab_reclaimable:10320kB slab_unreclaimable:131076kB kernel_stack:2848kB pagetables:924kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:44 all_unreclaimable? no [ 181.919355] lowmem_reserve[]: 0 0 0 [ 181.919393] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 181.919422] Normal: 0*4kB 0*8kB 1*16kB (H) 1*32kB (H) 0*64kB 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 688kB [ 181.919424] 93 total pagecache pages [ 181.919427] 0 pages in swap cache [ 181.919431] Swap cache stats: add 0, delete 0, find 0/0 [ 181.919433] Free swap = 0kB [ 181.919435] Total swap = 0kB [ 181.919437] 1965979 pages RAM [ 181.919439] 0 pages HighMem/MovableOnly [ 181.919440] 313294 pages reserved [ 181.975390] lowmemorykiller: Killing 'syz-executor.1' (2676) (tgid 2661), adj 1000, [ 181.975390] to free 144kB on behalf of 'udevd' (468) because [ 181.975390] cache 180kB is below limit 6144kB for oom_score_adj 0 [ 181.975390] Free memory is -19032kB above reserved [ 181.975401] lowmemorykiller: Killing 'syz-executor.1' (2676) (tgid 2661), adj 1000, [ 181.975401] to free 144kB on behalf of 'kswapd0' (28) because [ 181.975401] cache 180kB is below limit 6144kB for oom_score_adj 0 [ 181.975401] Free memory is -5500kB above reserved [ 182.670143] vmalloc: allocation failure, allocated 1595437056 of 4221095936 bytes [ 182.670149] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 182.670159] CPU: 0 PID: 2676 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 182.670171] 0000000000000000 d37cfe532ead576d ffff8800af9ffa78 ffffffff81aad1a1 [ 182.670179] 1ffff10015f3ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 182.670187] ffffffff82895020 ffff8800af9ffb88 ffffffff8148c0cb dffffc0000000000 [ 182.670189] Call Trace: [ 182.670204] [] dump_stack+0xc1/0x120 [ 182.670213] [] warn_alloc_failed.cold+0x78/0x99 [ 182.670221] [] ? zone_watermark_ok_safe+0x290/0x290 [ 182.670230] [] __vmalloc_node_range+0x408/0x650 [ 182.670239] [] ? xt_alloc_table_info+0xc8/0x100 [ 182.670246] [] vmalloc+0x5c/0x70 [ 182.670252] [] ? xt_alloc_table_info+0xc8/0x100 [ 182.670259] [] xt_alloc_table_info+0xc8/0x100 [ 182.670268] [] do_ip6t_set_ctl+0x225/0x450 [ 182.670276] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 182.670284] [] ? mutex_unlock+0x9/0x10 [ 182.670293] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 182.670300] [] nf_setsockopt+0x6d/0xc0 [ 182.670306] [] ipv6_setsockopt+0x10b/0x140 [ 182.670314] [] tcp_setsockopt+0x8a/0xe0 [ 182.670322] [] sock_common_setsockopt+0x9a/0xe0 [ 182.670329] [] SyS_setsockopt+0x159/0x240 [ 182.670336] [] ? SyS_recv+0x40/0x40 [ 182.670344] [] ? SyS_clock_gettime+0x118/0x1e0 [ 182.670352] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 182.670359] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 182.670362] Mem-Info: [ 182.670379] active_anon:5162 inactive_anon:39 isolated_anon:0 [ 182.670379] active_file:29 inactive_file:11 isolated_file:6 [ 182.670379] unevictable:0 dirty:0 writeback:0 unstable:0 [ 182.670379] slab_reclaimable:4735 slab_unreclaimable:56508 [ 182.670379] mapped:29 shmem:48 pagetables:445 bounce:0 [ 182.670379] free:1171 free_pcp:214 free_cma:0 [ 182.670403] DMA32 free:3996kB min:4696kB low:5868kB high:7044kB active_anon:9168kB inactive_anon:76kB active_file:24kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):24kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:80kB shmem:88kB slab_reclaimable:8612kB slab_unreclaimable:95212kB kernel_stack:2016kB pagetables:864kB unstable:0kB bounce:0kB free_pcp:700kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 182.670409] lowmem_reserve[]: 0 3504 3504 [ 182.670432] Normal free:688kB min:5580kB low:6972kB high:8368kB active_anon:11480kB inactive_anon:80kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:104kB slab_reclaimable:10328kB slab_unreclaimable:130820kB kernel_stack:2784kB pagetables:916kB unstable:0kB bounce:0kB free_pcp:156kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 182.670438] lowmem_reserve[]: 0 0 0 [ 182.670474] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 182.670502] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 0*64kB 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 672kB [ 182.670504] 110 total pagecache pages [ 182.670508] 0 pages in swap cache [ 182.670511] Swap cache stats: add 0, delete 0, find 0/0 [ 182.670513] Free swap = 0kB [ 182.670515] Total swap = 0kB [ 182.670517] 1965979 pages RAM [ 182.670519] 0 pages HighMem/MovableOnly [ 182.670521] 313294 pages reserved [ 183.007124] lowmemorykiller: Killing 'syz-executor.0' (2678) (tgid 2660), adj 1000, [ 183.007124] to free 144kB on behalf of 'kswapd0' (28) because [ 183.007124] cache 248kB is below limit 6144kB for oom_score_adj 0 [ 183.007124] Free memory is -24744kB above reserved [ 183.665294] syz-executor.3: page allocation failure: order:0, mode:0x2280020 [ 183.665305] CPU: 1 PID: 2693 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 183.665318] 0000000000000000 20577342bca9a51f ffff8801db707668 ffffffff81aad1a1 [ 183.665331] 1ffff1003b6e0ed0 dffffc0000000000 0000000002280020 0000000000000000 [ 183.665339] 0000000000000000 ffff8801db707778 ffffffff8148c0cb 63dc111e00000000 [ 183.665341] Call Trace: [ 183.665358] [] dump_stack+0xc1/0x120 [ 183.665368] [] warn_alloc_failed.cold+0x78/0x99 [ 183.665377] [] ? zone_watermark_ok_safe+0x290/0x290 [ 183.665386] [] ? check_preemption_disabled+0x3c/0x200 [ 183.665396] [] ? wakeup_kswapd+0x16c/0x4f0 [ 183.665404] [] __alloc_pages_nodemask+0xef5/0x14b0 [ 183.665412] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 183.665420] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 183.665429] [] ? find_busiest_group+0x39c/0x6590 [ 183.665436] [] new_slab+0x2e5/0x380 [ 183.665443] [] ___slab_alloc.constprop.0+0x323/0x3e0 [ 183.665452] [] ? __alloc_skb+0xec/0x5d0 [ 183.665460] [] ? trace_hardirqs_on+0x10/0x10 [ 183.665467] [] ? check_preemption_disabled+0x3c/0x200 [ 183.665474] [] ? __alloc_skb+0xec/0x5d0 [ 183.665481] [] __slab_alloc.isra.0.constprop.0+0x50/0xa0 [ 183.665488] [] ? __alloc_skb+0xec/0x5d0 [ 183.665494] [] kmem_cache_alloc+0x214/0x2c0 [ 183.665501] [] __alloc_skb+0xec/0x5d0 [ 183.665508] [] ? __kmalloc_reserve.isra.0+0xc0/0xc0 [ 183.665517] [] ? ipv6_get_ifaddr+0x304/0x520 [ 183.665523] [] ? trace_hardirqs_on+0xd/0x10 [ 183.665532] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 183.665540] [] ndisc_alloc_skb+0x13c/0x330 [ 183.665546] [] ndisc_send_rs+0x288/0x430 [ 183.665553] [] addrconf_rs_timer+0x290/0x5c0 [ 183.665560] [] ? debug_object_deactivate+0x104/0x360 [ 183.665566] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 183.665574] [] call_timer_fn+0x18d/0x850 [ 183.665580] [] ? call_timer_fn+0xde/0x850 [ 183.665586] [] ? debug_object_activate+0x470/0x470 [ 183.665592] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 183.665598] [] ? process_timeout+0x20/0x20 [ 183.665605] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 183.665612] [] ? trace_hardirqs_on_caller+0x260/0x5a0 [ 183.665618] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 183.665624] [] ? ipv6_get_lladdr+0x3f0/0x3f0 [ 183.665630] [] run_timer_softirq+0x51f/0xb70 [ 183.665637] [] ? call_timer_fn+0x850/0x850 [ 183.665645] [] __do_softirq+0x226/0xa3f [ 183.665652] [] irq_exit+0x10a/0x150 [ 183.665660] [] smp_apic_timer_interrupt+0x7e/0xb0 [ 183.665666] [] apic_timer_interrupt+0x9d/0xb0 [ 183.665676] [] ? _raw_spin_unlock_irqrestore+0x5f/0x70 [ 183.665682] [] debug_check_no_obj_freed+0x2b9/0x6e0 [ 183.665690] [] ? find_vmap_area+0x1f/0x110 [ 183.665697] [] ? debug_object_active_state+0x380/0x380 [ 183.665703] [] ? _raw_spin_unlock+0x2d/0x50 [ 183.665710] [] __vunmap+0x13b/0x3f0 [ 183.665716] [] vfree+0x50/0x110 [ 183.665723] [] __vmalloc_node_range+0x435/0x650 [ 183.665732] [] ? xt_alloc_table_info+0xc8/0x100 [ 183.665738] [] vmalloc+0x5c/0x70 [ 183.665745] [] ? xt_alloc_table_info+0xc8/0x100 [ 183.665752] [] xt_alloc_table_info+0xc8/0x100 [ 183.665761] [] do_ip6t_set_ctl+0x225/0x450 [ 183.665769] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 183.665777] [] ? mutex_unlock+0x9/0x10 [ 183.665787] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 183.665794] [] nf_setsockopt+0x6d/0xc0 [ 183.665801] [] ipv6_setsockopt+0x10b/0x140 [ 183.665810] [] tcp_setsockopt+0x8a/0xe0 [ 183.665816] [] sock_common_setsockopt+0x9a/0xe0 [ 183.665824] [] SyS_setsockopt+0x159/0x240 [ 183.665831] [] ? SyS_recv+0x40/0x40 [ 183.665837] [] ? retint_user+0x18/0x3c [ 183.665846] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 183.665853] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 183.665856] Mem-Info: [ 183.665873] active_anon:5162 inactive_anon:39 isolated_anon:0 [ 183.665873] active_file:24 inactive_file:23 isolated_file:0 [ 183.665873] unevictable:0 dirty:0 writeback:0 unstable:0 [ 183.665873] slab_reclaimable:4736 slab_unreclaimable:56519 [ 183.665873] mapped:7 shmem:48 pagetables:445 bounce:0 [ 183.665873] free:1381 free_pcp:0 free_cma:0 [ 183.665898] DMA32 free:4752kB min:4696kB low:5868kB high:7044kB active_anon:9168kB inactive_anon:76kB active_file:88kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:88kB slab_reclaimable:8616kB slab_unreclaimable:95236kB kernel_stack:2016kB pagetables:864kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:656 all_unreclaimable? yes [ 183.665905] lowmem_reserve[]: 0 3504 3504 [ 183.665928] Normal free:772kB min:5580kB low:6972kB high:8368kB active_anon:11480kB inactive_anon:80kB active_file:8kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:104kB slab_reclaimable:10328kB slab_unreclaimable:130840kB kernel_stack:2752kB pagetables:916kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:64 all_unreclaimable? no [ 183.665934] lowmem_reserve[]: 0 0 0 [ 183.665972] DMA32: 52*4kB (UH) 18*8kB (UH) 16*16kB (UH) 8*32kB (UH) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4768kB [ 183.666005] Normal: 28*4kB (UM) 8*8kB (UM) 1*16kB (U) 2*32kB (UH) 0*64kB 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 896kB [ 183.666007] 95 total pagecache pages [ 183.666011] 0 pages in swap cache [ 183.666015] Swap cache stats: add 0, delete 0, find 0/0 [ 183.666017] Free swap = 0kB [ 183.666019] Total swap = 0kB 2019/08/31 11:26:59 executed programs: 77 [ 183.666021] 1965979 pages RAM [ 183.666023] 0 pages HighMem/MovableOnly [ 183.666025] 313294 pages reserved [ 183.666031] SLUB: Unable to allocate memory on node -1 (gfp=0x2080020) [ 183.666036] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 183.666041] node 0: slabs: 683, objs: 8196, free: 0 [ 183.666048] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 184.015511] lowmemorykiller: Killing 'syz-executor.0' (2678) (tgid 2660), adj 1000, [ 184.015511] to free 144kB on behalf of 'udevd' (2703) because [ 184.015511] cache 188kB is below limit 6144kB for oom_score_adj 0 [ 184.015511] Free memory is -23904kB above reserved [ 185.025363] lowmemorykiller: Killing 'syz-executor.0' (2678) (tgid 2660), adj 1000, [ 185.025363] to free 144kB on behalf of 'udevd' (2703) because [ 185.025363] cache 144kB is below limit 6144kB for oom_score_adj 0 [ 185.025363] Free memory is -11164kB above reserved [ 185.025372] lowmemorykiller: Killing 'syz-executor.0' (2678) (tgid 2660), adj 1000, [ 185.025372] to free 144kB on behalf of 'udevd' (2616) because [ 185.025372] cache 144kB is below limit 6144kB for oom_score_adj 0 [ 185.025372] Free memory is -23764kB above reserved [ 187.919076] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 187.919076] to free 1064kB on behalf of 'kswapd0' (28) because [ 187.919076] cache 9412kB is below limit 16384kB for oom_score_adj 6 [ 187.919076] Free memory is 5280kB above reserved [ 188.696914] vmalloc: allocation failure, allocated 1505837056 of 4221095936 bytes [ 188.696920] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 188.696930] CPU: 0 PID: 2712 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 188.696943] 0000000000000000 24efd6a31c3165f8 ffff88000d6d7a78 ffffffff81aad1a1 [ 188.696951] 1ffff10001adaf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 188.696960] ffffffff82895020 ffff88000d6d7b88 ffffffff8148c0cb dffffc0000000000 [ 188.696962] Call Trace: [ 188.696978] [] dump_stack+0xc1/0x120 [ 188.696989] [] warn_alloc_failed.cold+0x78/0x99 [ 188.696999] [] ? zone_watermark_ok_safe+0x290/0x290 [ 188.697008] [] __vmalloc_node_range+0x408/0x650 [ 188.697018] [] ? xt_alloc_table_info+0xc8/0x100 [ 188.697025] [] vmalloc+0x5c/0x70 [ 188.697032] [] ? xt_alloc_table_info+0xc8/0x100 [ 188.697039] [] xt_alloc_table_info+0xc8/0x100 [ 188.697049] [] do_ip6t_set_ctl+0x225/0x450 [ 188.697058] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 188.697067] [] ? mutex_unlock+0x9/0x10 [ 188.697077] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 188.697085] [] nf_setsockopt+0x6d/0xc0 [ 188.697093] [] ipv6_setsockopt+0x10b/0x140 [ 188.697102] [] tcp_setsockopt+0x8a/0xe0 [ 188.697110] [] sock_common_setsockopt+0x9a/0xe0 [ 188.697118] [] SyS_setsockopt+0x159/0x240 [ 188.697126] [] ? SyS_recv+0x40/0x40 [ 188.697133] [] ? retint_user+0x18/0x3c [ 188.697144] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 188.697151] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 188.697154] Mem-Info: [ 188.697171] active_anon:5113 inactive_anon:41 isolated_anon:0 [ 188.697171] active_file:17 inactive_file:2 isolated_file:0 [ 188.697171] unevictable:0 dirty:0 writeback:0 unstable:0 [ 188.697171] slab_reclaimable:4772 slab_unreclaimable:56425 [ 188.697171] mapped:20 shmem:48 pagetables:454 bounce:0 [ 188.697171] free:1183 free_pcp:0 free_cma:0 [ 188.697196] DMA32 free:4028kB min:4696kB low:5868kB high:7044kB active_anon:9092kB inactive_anon:76kB active_file:68kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:72kB shmem:88kB slab_reclaimable:8648kB slab_unreclaimable:95120kB kernel_stack:1920kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 188.697203] lowmem_reserve[]: 0 3504 3504 [ 188.697227] Normal free:704kB min:5580kB low:6972kB high:8368kB active_anon:11360kB inactive_anon:88kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:8kB shmem:104kB slab_reclaimable:10440kB slab_unreclaimable:130580kB kernel_stack:2720kB pagetables:984kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 188.697234] lowmem_reserve[]: 0 0 0 [ 188.697274] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 188.702875] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 0*64kB 1*128kB (H) 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 656kB [ 188.702878] 131 total pagecache pages [ 188.702880] 0 pages in swap cache [ 188.702884] Swap cache stats: add 0, delete 0, find 0/0 [ 188.702886] Free swap = 0kB [ 188.702888] Total swap = 0kB [ 188.702891] 1965979 pages RAM [ 188.702892] 0 pages HighMem/MovableOnly [ 188.702894] 313294 pages reserved [ 188.925290] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 188.925290] to free 160kB on behalf of 'syz-executor.2' (2705) because [ 188.925290] cache 332kB is below limit 6144kB for oom_score_adj 0 [ 188.925290] Free memory is -24696kB above reserved [ 189.935334] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 189.935334] to free 160kB on behalf of 'syz-executor.5' (2722) because [ 189.935334] cache 236kB is below limit 6144kB for oom_score_adj 0 [ 189.935334] Free memory is -24720kB above reserved [ 190.945318] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 190.945318] to free 156kB on behalf of 'syz-executor.2' (2705) because [ 190.945318] cache 192kB is below limit 6144kB for oom_score_adj 0 [ 190.945318] Free memory is -24676kB above reserved [ 191.955323] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 191.955323] to free 132kB on behalf of 'kswapd0' (28) because [ 191.955323] cache 1024kB is below limit 6144kB for oom_score_adj 0 [ 191.955323] Free memory is 2944kB above reserved [ 192.175174] vmalloc: allocation failure, allocated 783589376 of 4221095936 bytes [ 192.175180] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 192.175188] CPU: 1 PID: 2716 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 192.175198] 0000000000000000 f574ad2969d93538 ffff880175297a78 ffffffff81aad1a1 [ 192.175204] 1ffff1002ea52f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 192.175216] ffffffff82895020 ffff880175297b88 ffffffff8148c0cb 0000000000000000 [ 192.175217] Call Trace: [ 192.175232] [] dump_stack+0xc1/0x120 [ 192.175242] [] warn_alloc_failed.cold+0x78/0x99 [ 192.175250] [] ? zone_watermark_ok_safe+0x290/0x290 [ 192.175257] [] __vmalloc_node_range+0x408/0x650 [ 192.175266] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.175272] [] vmalloc+0x5c/0x70 [ 192.175278] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.175284] [] xt_alloc_table_info+0xc8/0x100 [ 192.175293] [] do_ip6t_set_ctl+0x225/0x450 [ 192.175300] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 192.175309] [] ? mutex_unlock+0x9/0x10 [ 192.175319] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 192.175325] [] nf_setsockopt+0x6d/0xc0 [ 192.175331] [] ipv6_setsockopt+0x10b/0x140 [ 192.175339] [] tcp_setsockopt+0x8a/0xe0 [ 192.175346] [] sock_common_setsockopt+0x9a/0xe0 [ 192.175354] [] SyS_setsockopt+0x159/0x240 [ 192.175360] [] ? SyS_recv+0x40/0x40 [ 192.175368] [] ? retint_user+0x18/0x3c [ 192.175377] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 192.175384] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 192.207255] Mem-Info: [ 192.207274] active_anon:5039 inactive_anon:41 isolated_anon:0 [ 192.207274] active_file:34 inactive_file:21 isolated_file:0 [ 192.207274] unevictable:0 dirty:0 writeback:0 unstable:0 [ 192.207274] slab_reclaimable:4772 slab_unreclaimable:56517 [ 192.207274] mapped:45 shmem:48 pagetables:445 bounce:0 [ 192.207274] free:5776 free_pcp:30 free_cma:0 [ 192.207300] DMA32 free:13636kB min:4696kB low:5868kB high:7044kB active_anon:8928kB inactive_anon:76kB active_file:64kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:28kB shmem:88kB slab_reclaimable:8648kB slab_unreclaimable:95100kB kernel_stack:1856kB pagetables:828kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:428 all_unreclaimable? no [ 192.207309] lowmem_reserve[]: 0 3504 3504 [ 192.207334] Normal free:9468kB min:5580kB low:6972kB high:8368kB active_anon:11228kB inactive_anon:88kB active_file:72kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:104kB slab_reclaimable:10440kB slab_unreclaimable:130968kB kernel_stack:2656kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB writeback_tmp:0kB pages_scanned:116 all_unreclaimable? no [ 192.207341] lowmem_reserve[]: 0 0 0 [ 192.207382] DMA32: 262*4kB (UH) 587*8kB (UH) 236*16kB (UH) 5*32kB (UH) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 13584kB [ 192.207416] Normal: 0*4kB 378*8kB (UM) 336*16kB (UH) 8*32kB (U) 5*64kB (UH) 0*128kB 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 9488kB [ 192.207418] 119 total pagecache pages [ 192.207420] 0 pages in swap cache [ 192.207424] Swap cache stats: add 0, delete 0, find 0/0 [ 192.207426] Free swap = 0kB [ 192.207428] Total swap = 0kB [ 192.207431] 1965979 pages RAM [ 192.207433] 0 pages HighMem/MovableOnly [ 192.207435] 313294 pages reserved [ 192.238396] vmalloc: allocation failure, allocated 1917095936 of 4221095936 bytes [ 192.238402] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 192.238410] CPU: 0 PID: 2705 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 192.238423] 0000000000000000 60ddc5d902813d6d ffff88017605fa78 ffffffff81aad1a1 [ 192.238431] 1ffff1002ec0bf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 192.238440] ffffffff82895020 ffff88017605fb88 ffffffff8148c0cb 0000000000000000 [ 192.238442] Call Trace: [ 192.238456] [] dump_stack+0xc1/0x120 [ 192.238465] [] warn_alloc_failed.cold+0x78/0x99 [ 192.238473] [] ? zone_watermark_ok_safe+0x290/0x290 [ 192.238482] [] __vmalloc_node_range+0x408/0x650 [ 192.238491] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.238498] [] vmalloc+0x5c/0x70 [ 192.238505] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.238512] [] xt_alloc_table_info+0xc8/0x100 [ 192.238522] [] do_ip6t_set_ctl+0x225/0x450 [ 192.238530] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 192.238539] [] ? mutex_unlock+0x9/0x10 [ 192.238550] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 192.238557] [] nf_setsockopt+0x6d/0xc0 [ 192.238565] [] ipv6_setsockopt+0x10b/0x140 [ 192.238574] [] tcp_setsockopt+0x8a/0xe0 [ 192.238582] [] sock_common_setsockopt+0x9a/0xe0 [ 192.238590] [] SyS_setsockopt+0x159/0x240 [ 192.238598] [] ? SyS_recv+0x40/0x40 [ 192.238605] [] ? retint_user+0x18/0x3c [ 192.238615] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 192.238622] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 192.238625] Mem-Info: [ 192.238641] active_anon:5039 inactive_anon:41 isolated_anon:0 [ 192.238641] active_file:34 inactive_file:21 isolated_file:0 [ 192.238641] unevictable:0 dirty:0 writeback:0 unstable:0 [ 192.238641] slab_reclaimable:4772 slab_unreclaimable:56517 [ 192.238641] mapped:45 shmem:48 pagetables:445 bounce:0 [ 192.238641] free:1171 free_pcp:0 free_cma:0 [ 192.238667] DMA32 free:4136kB min:4696kB low:5868kB high:7044kB active_anon:8928kB inactive_anon:76kB active_file:64kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:28kB shmem:88kB slab_reclaimable:8648kB slab_unreclaimable:95100kB kernel_stack:1856kB pagetables:828kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:824 all_unreclaimable? yes [ 192.238675] lowmem_reserve[]: 0 3504 3504 [ 192.238699] Normal free:548kB min:5580kB low:6972kB high:8368kB active_anon:11228kB inactive_anon:88kB active_file:72kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:104kB slab_reclaimable:10440kB slab_unreclaimable:130968kB kernel_stack:2656kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:796 all_unreclaimable? yes [ 192.238705] lowmem_reserve[]: 0 0 0 [ 192.238745] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 192.238769] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 0*128kB 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 592kB [ 192.238771] 119 total pagecache pages [ 192.238773] 0 pages in swap cache [ 192.238776] Swap cache stats: add 0, delete 0, find 0/0 [ 192.238778] Free swap = 0kB [ 192.238780] Total swap = 0kB [ 192.238782] 1965979 pages RAM [ 192.238783] 0 pages HighMem/MovableOnly [ 192.238785] 313294 pages reserved [ 192.240345] vmalloc: allocation failure, allocated 493477888 of 4221095936 bytes [ 192.240350] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 192.240357] CPU: 1 PID: 2721 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 192.240367] 0000000000000000 ef45b5eda5c8a223 ffff8800ae5a7a78 ffffffff81aad1a1 [ 192.240375] 1ffff10015cb4f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 192.240383] ffffffff82895020 ffff8800ae5a7b88 ffffffff8148c0cb dffffc0000000000 [ 192.240385] Call Trace: [ 192.240395] [] dump_stack+0xc1/0x120 [ 192.240403] [] warn_alloc_failed.cold+0x78/0x99 [ 192.240410] [] ? zone_watermark_ok_safe+0x290/0x290 [ 192.240418] [] __vmalloc_node_range+0x408/0x650 [ 192.240425] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.240431] [] vmalloc+0x5c/0x70 [ 192.240438] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.240444] [] xt_alloc_table_info+0xc8/0x100 [ 192.240453] [] do_ip6t_set_ctl+0x225/0x450 ** 14 printk messages dropped ** [ 192.240579] DMA32 free:4136kB min:4696kB low:5868kB high:7044kB active_anon:8928kB inactive_anon:76kB active_file:64kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:28kB shmem:88kB slab_reclaimable:8648kB slab_unreclaimable:95100kB kernel_stack:1856kB pagetables:828kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:928 all_unreclaimable? yes [ 192.240586] lowmem_reserve[]: 0 3504 3504 [ 192.240613] Normal free:548kB min:5580kB low:6972kB high:8368kB active_anon:11228kB inactive_anon:88kB active_file:72kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:104kB slab_reclaimable:10440kB slab_unreclaimable:130968kB kernel_stack:2656kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1456 all_unreclaimable? yes [ 192.240620] lowmem_reserve[]: 0 0 0 [ 192.240656] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 192.240684] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 0*128kB 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 592kB [ 192.240686] 119 total pagecache pages [ 192.240688] 0 pages in swap cache [ 192.240692] Swap cache stats: add 0, delete 0, find 0/0 [ 192.240694] Free swap = 0kB [ 192.240696] Total swap = 0kB [ 192.240698] 1965979 pages RAM [ 192.240700] 0 pages HighMem/MovableOnly [ 192.240701] 313294 pages reserved [ 192.294383] vmalloc: allocation failure, allocated 368779264 of 4221095936 bytes [ 192.294388] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 192.294398] CPU: 0 PID: 2726 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 192.294410] 0000000000000000 ccfa886b11b6506c ffff88004205fa78 ffffffff81aad1a1 [ 192.294417] 1ffff1000840bf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 192.294425] ffffffff82895020 ffff88004205fb88 ffffffff8148c0cb ffff880000000000 [ 192.294427] Call Trace: [ 192.294441] [] dump_stack+0xc1/0x120 [ 192.294452] [] warn_alloc_failed.cold+0x78/0x99 [ 192.294460] [] ? zone_watermark_ok_safe+0x290/0x290 [ 192.294468] [] __vmalloc_node_range+0x408/0x650 [ 192.294477] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.294483] [] vmalloc+0x5c/0x70 [ 192.294490] [] ? xt_alloc_table_info+0xc8/0x100 [ 192.294496] [] xt_alloc_table_info+0xc8/0x100 [ 192.294505] [] do_ip6t_set_ctl+0x225/0x450 [ 192.294513] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 192.294522] [] ? mutex_unlock+0x9/0x10 [ 192.294531] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 192.294538] [] nf_setsockopt+0x6d/0xc0 [ 192.294544] [] ipv6_setsockopt+0x10b/0x140 [ 192.294552] [] tcp_setsockopt+0x8a/0xe0 ** 9 printk messages dropped ** [ 192.294648] lowmem_reserve[]: 0 3504 3504 [ 192.294670] Normal free:572kB min:5580kB low:6972kB high:8368kB active_anon:11228kB inactive_anon:88kB active_file:72kB inactive_file:144kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:104kB slab_reclaimable:10440kB slab_unreclaimable:130968kB kernel_stack:2656kB pagetables:952kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 192.294676] lowmem_reserve[]: 0 0 0 [ 192.294713] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 192.294741] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 0*128kB 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 592kB [ 192.294743] 119 total pagecache pages [ 192.294747] 0 pages in swap cache [ 192.294750] Swap cache stats: add 0, delete 0, find 0/0 [ 192.294752] Free swap = 0kB [ 192.294754] Total swap = 0kB [ 192.294756] 1965979 pages RAM [ 192.294758] 0 pages HighMem/MovableOnly [ 192.294760] 313294 pages reserved [ 192.987711] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 192.987711] to free 132kB on behalf of 'syz-executor.1' (2734) because [ 192.987711] cache 1880kB is below limit 6144kB for oom_score_adj 0 [ 192.987711] Free memory is 2896kB above reserved [ 193.799802] vmalloc: allocation failure, allocated 1609515008 of 4221095936 bytes [ 193.799808] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 193.799817] CPU: 0 PID: 2708 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 193.799830] 0000000000000000 ae9e69392bf3d19e ffff88004ef17a78 ffffffff81aad1a1 [ 193.799838] 1ffff10009de2f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 193.799846] ffffffff82895020 ffff88004ef17b88 ffffffff8148c0cb ffff880000000000 [ 193.799848] Call Trace: [ 193.799863] [] dump_stack+0xc1/0x120 [ 193.799873] [] warn_alloc_failed.cold+0x78/0x99 ** 22 printk messages dropped ** [ 193.800092] lowmem_reserve[]: 0 3504 3504 [ 193.800115] Normal free:464kB min:5580kB low:6972kB high:8368kB active_anon:11460kB inactive_anon:84kB active_file:84kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:4kB writeback:0kB mapped:0kB shmem:104kB slab_reclaimable:10520kB slab_unreclaimable:131432kB kernel_stack:2848kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no 2019/08/31 11:27:11 executed programs: 79 [ 193.800122] lowmem_reserve[]: 0 0 0 [ 193.800159] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 193.800184] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 512kB [ 193.800186] 75 total pagecache pages [ 193.800188] 0 pages in swap cache [ 193.800192] Swap cache stats: add 0, delete 0, find 0/0 [ 193.800194] Free swap = 0kB [ 193.800196] Total swap = 0kB [ 193.800198] 1965979 pages RAM [ 193.800200] 0 pages HighMem/MovableOnly [ 193.800202] 313294 pages reserved [ 193.995372] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 193.995372] to free 132kB on behalf of 'syz-executor.0' (2737) because [ 193.995372] cache 256kB is below limit 6144kB for oom_score_adj 0 [ 193.995372] Free memory is -204kB above reserved [ 195.005379] lowmemorykiller: Killing 'syz-executor.5' (2712) (tgid 2711), adj 1000, [ 195.005379] to free 132kB on behalf of 'syz-executor.0' (2102) because [ 195.005379] cache 280kB is below limit 6144kB for oom_score_adj 0 [ 195.005379] Free memory is -11412kB above reserved [ 195.097088] vmalloc: allocation failure, allocated 81022976 of 4221095936 bytes [ 195.097093] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 195.097103] CPU: 1 PID: 2732 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 195.097115] 0000000000000000 52acfcbbf27e0ea0 ffff880094b9fa78 ffffffff81aad1a1 [ 195.097124] 1ffff10012973f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 195.097133] ffffffff82895020 ffff880094b9fb88 ffffffff8148c0cb 52acfcbb00000000 [ 195.097134] Call Trace: [ 195.097149] [] dump_stack+0xc1/0x120 [ 195.097161] [] warn_alloc_failed.cold+0x78/0x99 [ 195.097170] [] ? zone_watermark_ok_safe+0x290/0x290 [ 195.097179] [] __vmalloc_node_range+0x408/0x650 [ 195.097188] [] ? xt_alloc_table_info+0xc8/0x100 [ 195.097195] [] vmalloc+0x5c/0x70 [ 195.097202] [] ? xt_alloc_table_info+0xc8/0x100 [ 195.097210] [] xt_alloc_table_info+0xc8/0x100 [ 195.097219] [] do_ip6t_set_ctl+0x225/0x450 [ 195.097228] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 195.097238] [] ? mutex_unlock+0x9/0x10 [ 195.097248] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 195.097256] [] nf_setsockopt+0x6d/0xc0 [ 195.097263] [] ipv6_setsockopt+0x10b/0x140 [ 195.097273] [] tcp_setsockopt+0x8a/0xe0 [ 195.097282] [] sock_common_setsockopt+0x9a/0xe0 [ 195.097290] [] SyS_setsockopt+0x159/0x240 [ 195.097298] [] ? SyS_recv+0x40/0x40 [ 195.097306] [] ? retint_user+0x18/0x3c [ 195.097316] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 195.097324] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 195.097327] Mem-Info: [ 195.097350] active_anon:5127 inactive_anon:39 isolated_anon:0 [ 195.097350] active_file:29 inactive_file:13 isolated_file:0 [ 195.097350] unevictable:0 dirty:0 writeback:0 unstable:0 [ 195.097350] slab_reclaimable:4802 slab_unreclaimable:56601 [ 195.097350] mapped:24 shmem:48 pagetables:447 bounce:0 [ 195.097350] free:1124 free_pcp:8 free_cma:0 [ 195.097377] DMA32 free:4052kB min:4696kB low:5868kB high:7044kB active_anon:9016kB inactive_anon:72kB active_file:64kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:76kB shmem:88kB slab_reclaimable:8688kB slab_unreclaimable:94988kB kernel_stack:1952kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:32kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:544 all_unreclaimable? yes [ 195.097384] lowmem_reserve[]: 0 3504 3504 [ 195.097408] Normal free:444kB min:5580kB low:6972kB high:8368kB active_anon:11492kB inactive_anon:84kB active_file:52kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:104kB slab_reclaimable:10520kB slab_unreclaimable:131416kB kernel_stack:2880kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:552 all_unreclaimable? yes [ 195.097413] lowmem_reserve[]: 0 0 0 [ 195.097450] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB ** 41 printk messages dropped ** [ 195.125121] Normal free:428kB min:5580kB low:6972kB high:8368kB active_anon:11492kB inactive_anon:84kB active_file:52kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:104kB slab_reclaimable:10520kB slab_unreclaimable:131416kB kernel_stack:2880kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB writeback_tmp:0kB pages_scanned:32 all_unreclaimable? no [ 195.125127] lowmem_reserve[]: 0 0 0 [ 195.125164] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 195.125192] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 1*64kB (H) 1*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 448kB [ 195.125194] 118 total pagecache pages [ 195.125197] 0 pages in swap cache [ 195.125201] Swap cache stats: add 0, delete 0, find 0/0 [ 195.125203] Free swap = 0kB [ 195.125204] Total swap = 0kB [ 195.125211] 1965979 pages RAM [ 195.200537] 0 pages HighMem/MovableOnly [ 195.200541] 313294 pages reserved [ 196.039102] lowmemorykiller: Killing 'syz-executor.5' (2722) (tgid 2711), adj 1000, [ 196.039102] to free 136kB on behalf of 'kswapd0' (28) because [ 196.039102] cache 2560kB is below limit 6144kB for oom_score_adj 0 [ 196.039102] Free memory is 3984kB above reserved [ 197.072837] lowmemorykiller: Killing 'syz-executor.5' (2722) (tgid 2711), adj 1000, [ 197.072837] to free 136kB on behalf of 'kswapd0' (28) because [ 197.072837] cache 4104kB is below limit 65536kB for oom_score_adj 12 [ 197.072837] Free memory is 34620kB above reserved [ 198.075496] lowmemorykiller: Killing 'syz-executor.4' (2742) (tgid 2741), adj 1000, [ 198.075496] to free 416kB on behalf of 'syz-executor.1' (2735) because [ 198.075496] cache 2220kB is below limit 6144kB for oom_score_adj 0 [ 198.075496] Free memory is 4280kB above reserved ** 79 printk messages dropped ** [ 200.250474] lowmem_reserve[]: 0 0 0 [ 200.250513] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 200.250544] Normal: 0*4kB 0*8kB 0*16kB 1*32kB (H) 1*64kB (H) 1*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 224kB [ 200.250546] 93 total pagecache pages [ 200.250549] 0 pages in swap cache [ 200.250553] Swap cache stats: add 0, delete 0, find 0/0 [ 200.250555] Free swap = 0kB [ 200.250556] Total swap = 0kB [ 200.250559] 1965979 pages RAM [ 200.250561] 0 pages HighMem/MovableOnly [ 200.250563] 313294 pages reserved [ 201.023490] vmalloc: allocation failure, allocated 1612152832 of 4221095936 bytes [ 201.023496] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 201.023504] CPU: 1 PID: 2742 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 201.023517] 0000000000000000 6cbc0d4619a4683a ffff8801d874fa78 ffffffff81aad1a1 [ 201.023525] 1ffff1003b0e9f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 201.023534] ffffffff82895020 ffff8801d874fb88 ffffffff8148c0cb dffffc0000000000 [ 201.023536] Call Trace: [ 201.023552] [] dump_stack+0xc1/0x120 [ 201.023563] [] warn_alloc_failed.cold+0x78/0x99 [ 201.023571] [] ? zone_watermark_ok_safe+0x290/0x290 [ 201.023580] [] __vmalloc_node_range+0x408/0x650 [ 201.023589] [] ? xt_alloc_table_info+0xc8/0x100 [ 201.023596] [] vmalloc+0x5c/0x70 [ 201.023603] [] ? xt_alloc_table_info+0xc8/0x100 [ 201.023611] [] xt_alloc_table_info+0xc8/0x100 [ 201.023621] [] do_ip6t_set_ctl+0x225/0x450 [ 201.023629] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 201.023638] [] ? mutex_unlock+0x9/0x10 [ 201.023649] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 201.023656] [] nf_setsockopt+0x6d/0xc0 [ 201.023664] [] ipv6_setsockopt+0x10b/0x140 [ 201.023673] [] tcp_setsockopt+0x8a/0xe0 [ 201.023681] [] sock_common_setsockopt+0x9a/0xe0 [ 201.023689] [] SyS_setsockopt+0x159/0x240 [ 201.023697] [] ? SyS_recv+0x40/0x40 [ 201.023704] [] ? retint_user+0x18/0x3c [ 201.023715] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 201.023722] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 201.023725] Mem-Info: [ 201.023742] active_anon:5075 inactive_anon:41 isolated_anon:0 [ 201.023742] active_file:47 inactive_file:0 isolated_file:0 [ 201.023742] unevictable:0 dirty:0 writeback:0 unstable:0 [ 201.023742] slab_reclaimable:4855 slab_unreclaimable:56555 [ 201.023742] mapped:0 shmem:48 pagetables:422 bounce:0 [ 201.023742] free:1063 free_pcp:0 free_cma:0 [ 201.023767] DMA32 free:4044kB min:4696kB low:5868kB high:7044kB active_anon:8976kB inactive_anon:68kB active_file:112kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:80kB slab_reclaimable:8784kB slab_unreclaimable:94288kB kernel_stack:1856kB pagetables:744kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 201.023775] lowmem_reserve[]: 0 3504 3504 [ 201.023799] Normal free:208kB min:5580kB low:6972kB high:8368kB active_anon:11324kB inactive_anon:96kB active_file:76kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:10636kB slab_unreclaimable:131932kB kernel_stack:2816kB pagetables:944kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 201.023806] lowmem_reserve[]: 0 0 0 [ 201.023851] DMA32: 1*4kB (H) 2*8kB (H) 2*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4052kB [ 201.023882] Normal: 0*4kB 0*8kB 1*16kB (H) 0*32kB 1*64kB (H) 1*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 208kB [ 201.023884] 102 total pagecache pages [ 201.023887] 0 pages in swap cache [ 201.023890] Swap cache stats: add 0, delete 0, find 0/0 [ 201.023892] Free swap = 0kB [ 201.023894] Total swap = 0kB [ 201.023897] 1965979 pages RAM [ 201.023899] 0 pages HighMem/MovableOnly [ 201.023901] 313294 pages reserved [ 201.145375] lowmemorykiller: Killing 'syz-executor.0' (2737) (tgid 2730), adj 1000, [ 201.145375] to free 136kB on behalf of 'syz-executor.3' (2746) because [ 201.145375] cache 216kB is below limit 6144kB for oom_score_adj 0 [ 201.145375] Free memory is -25060kB above reserved [ 202.155486] lowmemorykiller: Killing 'syz-executor.0' (2737) (tgid 2730), adj 1000, [ 202.155486] to free 136kB on behalf of 'kswapd0' (28) because [ 202.155486] cache 152kB is below limit 6144kB for oom_score_adj 0 [ 202.155486] Free memory is -25108kB above reserved [ 203.165304] lowmemorykiller: Killing 'syz-executor.0' (2737) (tgid 2730), adj 1000, [ 203.165304] to free 136kB on behalf of 'syz-execprog' (2077) because [ 203.165304] cache 108kB is below limit 16384kB for oom_score_adj 6 [ 203.165304] Free memory is 9936kB above reserved [ 204.185398] lowmemorykiller: Killing 'syz-executor.0' (2737) (tgid 2730), adj 1000, [ 204.185398] to free 136kB on behalf of 'kswapd0' (28) because [ 204.185398] cache 108kB is below limit 6144kB for oom_score_adj 0 [ 204.185398] Free memory is 2876kB above reserved [ 205.196090] lowmemorykiller: Killing 'syz-executor.0' (2737) (tgid 2730), adj 1000, [ 205.196090] to free 136kB on behalf of 'syz-executor.3' (2746) because [ 205.196090] cache 1092kB is below limit 6144kB for oom_score_adj 0 [ 205.196090] Free memory is 2972kB above reserved [ 206.174888] vmalloc: allocation failure, allocated 1830182912 of 4221095936 bytes [ 206.174898] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 206.174906] CPU: 0 PID: 2748 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 206.174917] 0000000000000000 2ee9054bab75c41c ffff88002755fa78 ffffffff81aad1a1 [ 206.174924] 1ffff10004eabf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 206.174932] ffffffff82895020 ffff88002755fb88 ffffffff8148c0cb 0000000000000000 [ 206.174934] Call Trace: [ 206.174948] [] dump_stack+0xc1/0x120 [ 206.174958] [] warn_alloc_failed.cold+0x78/0x99 [ 206.174966] [] ? zone_watermark_ok_safe+0x290/0x290 [ 206.174974] [] __vmalloc_node_range+0x408/0x650 [ 206.174983] [] ? xt_alloc_table_info+0xc8/0x100 [ 206.174988] [] vmalloc+0x5c/0x70 [ 206.174995] [] ? xt_alloc_table_info+0xc8/0x100 [ 206.175002] [] xt_alloc_table_info+0xc8/0x100 [ 206.175012] [] do_ip6t_set_ctl+0x225/0x450 [ 206.175019] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 206.175027] [] ? mutex_unlock+0x9/0x10 [ 206.175037] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 206.175045] [] nf_setsockopt+0x6d/0xc0 [ 206.175052] [] ipv6_setsockopt+0x10b/0x140 [ 206.175060] [] tcp_setsockopt+0x8a/0xe0 [ 206.175068] [] sock_common_setsockopt+0x9a/0xe0 [ 206.175076] [] SyS_setsockopt+0x159/0x240 [ 206.175082] [] ? SyS_recv+0x40/0x40 [ 206.175088] [] ? retint_user+0x18/0x3c [ 206.175098] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 206.175104] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 206.175107] Mem-Info: [ 206.175122] active_anon:5137 inactive_anon:38 isolated_anon:0 [ 206.175122] active_file:17 inactive_file:10 isolated_file:0 [ 206.175122] unevictable:0 dirty:0 writeback:1 unstable:0 [ 206.175122] slab_reclaimable:4882 slab_unreclaimable:56614 [ 206.175122] mapped:47 shmem:48 pagetables:461 bounce:0 [ 206.175122] free:1082 free_pcp:368 free_cma:0 [ 206.175144] DMA32 free:4276kB min:4696kB low:5868kB high:7044kB active_anon:9148kB inactive_anon:64kB active_file:108kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:80kB slab_reclaimable:8812kB slab_unreclaimable:94256kB kernel_stack:1792kB pagetables:832kB unstable:0kB bounce:0kB free_pcp:728kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 206.175151] lowmem_reserve[]: 0 3504 3504 [ 206.175173] Normal free:52kB min:5580kB low:6972kB high:8368kB active_anon:11400kB inactive_anon:88kB active_file:0kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:4kB mapped:152kB shmem:112kB slab_reclaimable:10716kB slab_unreclaimable:132200kB kernel_stack:2976kB pagetables:1012kB unstable:0kB bounce:0kB free_pcp:720kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 206.175179] lowmem_reserve[]: 0 0 0 [ 206.175252] DMA32: 5*4kB (UH) 5*8kB (UH) 4*16kB (UH) 8*32kB (UH) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4284kB [ 206.175280] Normal: 2*4kB (U) 2*8kB (U) 15*16kB (UH) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 264kB [ 206.175282] 137 total pagecache pages [ 206.175284] 0 pages in swap cache [ 206.175288] Swap cache stats: add 0, delete 0, find 0/0 [ 206.175290] Free swap = 0kB [ 206.175291] Total swap = 0kB [ 206.175294] 1965979 pages RAM [ 206.175295] 0 pages HighMem/MovableOnly [ 206.175297] 313294 pages reserved [ 206.205328] lowmemorykiller: Killing 'syz-executor.4' (2742) (tgid 2741), adj 1000, [ 206.205328] to free 136kB on behalf of 'syz-execprog' (2074) because [ 206.205328] cache 356kB is below limit 6144kB for oom_score_adj 0 [ 206.205328] Free memory is -16900kB above reserved [ 206.205339] lowmemorykiller: Killing 'syz-executor.4' (2742) (tgid 2741), adj 1000, [ 206.205339] to free 136kB on behalf of 'blkid' (2757) because [ 206.205339] cache 356kB is below limit 6144kB for oom_score_adj 0 [ 206.205339] Free memory is -16900kB above reserved [ 207.215298] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 207.215298] to free 140kB on behalf of 'syz-executor.5' (2107) because [ 207.215298] cache 208kB is below limit 8192kB for oom_score_adj 1 [ 207.215298] Free memory is 7148kB above reserved [ 207.215316] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 207.215316] to free 140kB on behalf of 'syz-executor.1' (2734) because [ 207.215316] cache 208kB is below limit 8192kB for oom_score_adj 1 [ 207.215316] Free memory is 7148kB above reserved [ 208.225295] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 208.225295] to free 140kB on behalf of 'syz-executor.5' (2107) because [ 208.225295] cache 132kB is below limit 8192kB for oom_score_adj 1 [ 208.225295] Free memory is 7108kB above reserved [ 208.225307] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 208.225307] to free 140kB on behalf of 'syz-execprog' (2077) because [ 208.225307] cache 132kB is below limit 8192kB for oom_score_adj 1 [ 208.225307] Free memory is 7108kB above reserved 2019/08/31 11:27:20 executed programs: 83 [ 209.235310] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 209.235310] to free 140kB on behalf of 'syz-executor.1' (2734) because [ 209.235310] cache 124kB is below limit 8192kB for oom_score_adj 1 [ 209.235310] Free memory is 7124kB above reserved [ 209.235322] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 209.235322] to free 140kB on behalf of 'syz-execprog' (2070) because [ 209.235322] cache 124kB is below limit 8192kB for oom_score_adj 1 [ 209.235322] Free memory is 7124kB above reserved [ 210.245345] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 210.245345] to free 140kB on behalf of 'kswapd0' (28) because [ 210.245345] cache 256kB is below limit 6144kB for oom_score_adj 0 [ 210.245345] Free memory is 3016kB above reserved [ 211.256420] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 211.256420] to free 140kB on behalf of 'syz-executor.2' (2760) because [ 211.256420] cache 360kB is below limit 6144kB for oom_score_adj 0 [ 211.256420] Free memory is 3012kB above reserved [ 211.384993] vmalloc: allocation failure, allocated 1442127872 of 4221095936 bytes [ 211.384998] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 211.385007] CPU: 0 PID: 2746 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 211.385018] 0000000000000000 64f6269a055dcb9d ffff880153d8fa78 ffffffff81aad1a1 [ 211.385026] 1ffff1002a7b1f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 211.385034] ffffffff82895020 ffff880153d8fb88 ffffffff8148c0cb 0000000000000000 [ 211.385035] Call Trace: [ 211.385049] [] dump_stack+0xc1/0x120 [ 211.385059] [] warn_alloc_failed.cold+0x78/0x99 [ 211.385067] [] ? zone_watermark_ok_safe+0x290/0x290 [ 211.385075] [] __vmalloc_node_range+0x408/0x650 [ 211.385085] [] ? xt_alloc_table_info+0xc8/0x100 [ 211.385091] [] vmalloc+0x5c/0x70 [ 211.385098] [] ? xt_alloc_table_info+0xc8/0x100 [ 211.385104] [] xt_alloc_table_info+0xc8/0x100 [ 211.385113] [] do_ip6t_set_ctl+0x225/0x450 [ 211.385120] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 211.385128] [] ? mutex_unlock+0x9/0x10 [ 211.385137] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 211.385144] [] nf_setsockopt+0x6d/0xc0 [ 211.385150] [] ipv6_setsockopt+0x10b/0x140 [ 211.385157] [] tcp_setsockopt+0x8a/0xe0 [ 211.385164] [] sock_common_setsockopt+0x9a/0xe0 [ 211.385172] [] SyS_setsockopt+0x159/0x240 [ 211.385178] [] ? SyS_recv+0x40/0x40 [ 211.385184] [] ? retint_user+0x18/0x3c [ 211.385193] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 211.385200] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 211.385202] Mem-Info: [ 211.385223] active_anon:5108 inactive_anon:37 isolated_anon:0 [ 211.385223] active_file:9 inactive_file:42 isolated_file:8 [ 211.385223] unevictable:0 dirty:0 writeback:0 unstable:0 [ 211.385223] slab_reclaimable:4890 slab_unreclaimable:56613 [ 211.385223] mapped:46 shmem:48 pagetables:429 bounce:0 [ 211.385223] free:994 free_pcp:30 free_cma:0 [ 211.395301] DMA32 free:12540kB min:4696kB low:5868kB high:7044kB active_anon:9140kB inactive_anon:64kB active_file:12kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):32kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:104kB shmem:80kB slab_reclaimable:8820kB slab_unreclaimable:93860kB kernel_stack:1696kB pagetables:716kB unstable:0kB bounce:0kB free_pcp:812kB local_pcp:692kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 211.395309] lowmem_reserve[]: 0 3504 3504 [ 211.395333] Normal free:11436kB min:5580kB low:6972kB high:8368kB active_anon:11292kB inactive_anon:84kB active_file:24kB inactive_file:156kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:80kB shmem:112kB slab_reclaimable:10740kB slab_unreclaimable:132592kB kernel_stack:2912kB pagetables:1000kB unstable:0kB bounce:0kB free_pcp:624kB local_pcp:624kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 211.395340] lowmem_reserve[]: 0 0 0 [ 211.395381] DMA32: 400*4kB (UH) 854*8kB (UH) 10*16kB (UH) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 12592kB [ 211.395412] Normal: 925*4kB (UM) 951*8kB (UM) 14*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 11532kB [ 211.395415] 138 total pagecache pages [ 211.395417] 0 pages in swap cache [ 211.395421] Swap cache stats: add 0, delete 0, find 0/0 [ 211.395423] Free swap = 0kB [ 211.395425] Total swap = 0kB [ 211.395428] 1965979 pages RAM [ 211.395430] 0 pages HighMem/MovableOnly [ 211.395432] 313294 pages reserved [ 212.265299] lowmemorykiller: Killing 'syz-executor.4' (2748) (tgid 2741), adj 1000, [ 212.265299] to free 140kB on behalf of 'syz-execprog' (2074) because [ 212.265299] cache 288kB is below limit 6144kB for oom_score_adj 0 [ 212.265299] Free memory is -3144kB above reserved [ 212.752893] vmalloc: allocation failure, allocated 2227621888 of 4221095936 bytes [ 212.752899] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 212.752909] CPU: 1 PID: 2735 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 212.752922] 0000000000000000 56e2e053d8d6aa8f ffff88012f20fa78 ffffffff81aad1a1 [ 212.752930] 1ffff10025e41f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 212.752940] ffffffff82895020 ffff88012f20fb88 ffffffff8148c0cb dffffc0000000000 [ 212.752942] Call Trace: [ 212.752957] [] dump_stack+0xc1/0x120 [ 212.752968] [] warn_alloc_failed.cold+0x78/0x99 [ 212.752977] [] ? zone_watermark_ok_safe+0x290/0x290 [ 212.752987] [] __vmalloc_node_range+0x408/0x650 [ 212.752997] [] ? xt_alloc_table_info+0xc8/0x100 [ 212.753004] [] vmalloc+0x5c/0x70 [ 212.753011] [] ? xt_alloc_table_info+0xc8/0x100 [ 212.753018] [] xt_alloc_table_info+0xc8/0x100 [ 212.753028] [] do_ip6t_set_ctl+0x225/0x450 [ 212.753036] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 212.753045] [] ? mutex_unlock+0x9/0x10 [ 212.753055] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 212.753063] [] nf_setsockopt+0x6d/0xc0 [ 212.753069] [] ipv6_setsockopt+0x10b/0x140 [ 212.753077] [] tcp_setsockopt+0x8a/0xe0 [ 212.753085] [] sock_common_setsockopt+0x9a/0xe0 [ 212.753094] [] SyS_setsockopt+0x159/0x240 [ 212.753101] [] ? SyS_recv+0x40/0x40 [ 212.753108] [] ? retint_user+0x18/0x3c [ 212.753119] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 212.753126] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 212.753129] Mem-Info: [ 212.753146] active_anon:5120 inactive_anon:39 isolated_anon:0 [ 212.753146] active_file:32 inactive_file:10 isolated_file:0 [ 212.753146] unevictable:0 dirty:0 writeback:0 unstable:0 [ 212.753146] slab_reclaimable:4890 slab_unreclaimable:56559 [ 212.753146] mapped:58 shmem:48 pagetables:444 bounce:0 [ 212.753146] free:1008 free_pcp:0 free_cma:0 [ 212.753171] DMA32 free:4072kB min:4696kB low:5868kB high:7044kB active_anon:9176kB inactive_anon:72kB active_file:100kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:124kB shmem:84kB slab_reclaimable:8820kB slab_unreclaimable:93708kB kernel_stack:1728kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:128 all_unreclaimable? no [ 212.753178] lowmem_reserve[]: 0 3504 3504 [ 212.753203] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11304kB inactive_anon:84kB active_file:28kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:108kB shmem:108kB slab_reclaimable:10740kB slab_unreclaimable:132528kB kernel_stack:2880kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:32 all_unreclaimable? no [ 212.753210] lowmem_reserve[]: 0 0 0 [ 212.753250] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 212.753276] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 212.753278] 130 total pagecache pages [ 212.753280] 0 pages in swap cache [ 212.753285] Swap cache stats: add 0, delete 0, find 0/0 [ 212.753287] Free swap = 0kB [ 212.753288] Total swap = 0kB [ 212.753291] 1965979 pages RAM [ 212.753293] 0 pages HighMem/MovableOnly [ 212.753295] 313294 pages reserved [ 213.178310] vmalloc: allocation failure, allocated 317308928 of 4221095936 bytes [ 213.178316] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 213.178325] CPU: 0 PID: 2760 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 213.178337] 0000000000000000 96e92a9f86d11ec7 ffff880147a4fa78 ffffffff81aad1a1 [ 213.178345] 1ffff10028f49f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 213.178354] ffffffff82895020 ffff880147a4fb88 ffffffff8148c0cb dffffc0000000000 [ 213.178356] Call Trace: [ 213.178372] [] dump_stack+0xc1/0x120 [ 213.178383] [] warn_alloc_failed.cold+0x78/0x99 [ 213.178392] [] ? zone_watermark_ok_safe+0x290/0x290 [ 213.178402] [] __vmalloc_node_range+0x408/0x650 [ 213.178411] [] ? xt_alloc_table_info+0xc8/0x100 [ 213.178418] [] vmalloc+0x5c/0x70 [ 213.178426] [] ? xt_alloc_table_info+0xc8/0x100 [ 213.178433] [] xt_alloc_table_info+0xc8/0x100 [ 213.178442] [] do_ip6t_set_ctl+0x225/0x450 [ 213.178451] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 213.178460] [] ? mutex_unlock+0x9/0x10 [ 213.178471] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 213.178479] [] nf_setsockopt+0x6d/0xc0 [ 213.178486] [] ipv6_setsockopt+0x10b/0x140 [ 213.178495] [] tcp_setsockopt+0x8a/0xe0 [ 213.178503] [] sock_common_setsockopt+0x9a/0xe0 [ 213.178512] [] SyS_setsockopt+0x159/0x240 [ 213.178520] [] ? SyS_recv+0x40/0x40 [ 213.178527] [] ? retint_user+0x18/0x3c [ 213.178537] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 213.178545] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 213.178548] Mem-Info: [ 213.178564] active_anon:5120 inactive_anon:39 isolated_anon:0 [ 213.178564] active_file:32 inactive_file:10 isolated_file:0 [ 213.178564] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.178564] slab_reclaimable:4890 slab_unreclaimable:56559 [ 213.178564] mapped:58 shmem:48 pagetables:444 bounce:0 [ 213.178564] free:1008 free_pcp:0 free_cma:0 [ 213.178589] DMA32 free:4072kB min:4696kB low:5868kB high:7044kB active_anon:9176kB inactive_anon:72kB active_file:100kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:124kB shmem:84kB slab_reclaimable:8820kB slab_unreclaimable:93708kB kernel_stack:1728kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1496 all_unreclaimable? yes [ 213.178641] lowmem_reserve[]: 0 3504 3504 [ 213.178663] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11304kB inactive_anon:84kB active_file:28kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:108kB shmem:108kB slab_reclaimable:10740kB slab_unreclaimable:132528kB kernel_stack:2880kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:232 all_unreclaimable? yes [ 213.178670] lowmem_reserve[]: 0 0 0 [ 213.178705] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 213.178727] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 213.178729] 130 total pagecache pages [ 213.178732] 0 pages in swap cache [ 213.178735] Swap cache stats: add 0, delete 0, find 0/0 [ 213.178737] Free swap = 0kB [ 213.178739] Total swap = 0kB [ 213.178742] 1965979 pages RAM [ 213.178743] 0 pages HighMem/MovableOnly [ 213.178745] 313294 pages reserved [ 213.186385] vmalloc: allocation failure, allocated 1875697664 of 4221095936 bytes [ 213.186391] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 213.186400] CPU: 0 PID: 2734 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 213.186411] 0000000000000000 454000c2664b4cca ffff880107befa78 ffffffff81aad1a1 [ 213.186419] 1ffff10020f7df52 dffffc0000000000 00000000024000c2 0000000000000000 [ 213.186428] ffffffff82895020 ffff880107befb88 ffffffff8148c0cb 0000000000000000 [ 213.186430] Call Trace: [ 213.186444] [] dump_stack+0xc1/0x120 [ 213.186454] [] warn_alloc_failed.cold+0x78/0x99 [ 213.186462] [] ? zone_watermark_ok_safe+0x290/0x290 [ 213.186471] [] __vmalloc_node_range+0x408/0x650 [ 213.186481] [] ? xt_alloc_table_info+0xc8/0x100 [ 213.186487] [] vmalloc+0x5c/0x70 [ 213.186495] [] ? xt_alloc_table_info+0xc8/0x100 [ 213.186502] [] xt_alloc_table_info+0xc8/0x100 [ 213.186511] [] do_ip6t_set_ctl+0x225/0x450 [ 213.186519] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 213.186529] [] ? mutex_unlock+0x9/0x10 [ 213.186537] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 213.186545] [] nf_setsockopt+0x6d/0xc0 [ 213.186552] [] ipv6_setsockopt+0x10b/0x140 [ 213.186560] [] tcp_setsockopt+0x8a/0xe0 [ 213.186568] [] sock_common_setsockopt+0x9a/0xe0 [ 213.186576] [] SyS_setsockopt+0x159/0x240 [ 213.186584] [] ? SyS_recv+0x40/0x40 [ 213.186590] [] ? retint_user+0x18/0x3c [ 213.186599] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 213.186607] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 213.186879] Mem-Info: [ 213.186895] active_anon:5120 inactive_anon:39 isolated_anon:0 [ 213.186895] active_file:32 inactive_file:10 isolated_file:0 [ 213.186895] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.186895] slab_reclaimable:4890 slab_unreclaimable:56559 [ 213.186895] mapped:58 shmem:48 pagetables:444 bounce:0 [ 213.186895] free:1008 free_pcp:0 free_cma:0 [ 213.186919] DMA32 free:4072kB min:4696kB low:5868kB high:7044kB active_anon:9176kB inactive_anon:72kB active_file:100kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:124kB shmem:84kB slab_reclaimable:8820kB slab_unreclaimable:93708kB kernel_stack:1728kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2360 all_unreclaimable? yes [ 213.186927] lowmem_reserve[]: 0 3504 3504 [ 213.186951] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11304kB inactive_anon:84kB active_file:28kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:108kB shmem:108kB slab_reclaimable:10740kB slab_unreclaimable:132528kB kernel_stack:2880kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:332 all_unreclaimable? yes [ 213.186958] lowmem_reserve[]: 0 0 0 [ 213.186996] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB [ 213.186996] vmalloc: allocation failure, allocated 532197376 of 4221095936 bytes [ 213.187002] 0*4096kB [ 213.187002] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 213.187003] = 4036kB [ 213.187009] CPU: 1 PID: 2759 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 213.187012] Normal: [ 213.187013] 0000000000000000 [ 213.187015] 0*4kB [ 213.187017] f702a909a3c57094 [ 213.187019] 0*8kB [ 213.187021] ffff880167c9fa78 [ 213.187023] 0*16kB [ 213.187025] ffffffff81aad1a1 [ 213.187026] 0*32kB [ 213.187027] [ 213.187030] 0*64kB [ 213.187032] 1ffff1002cf93f52 [ 213.187034] 0*128kB [ 213.187036] dffffc0000000000 [ 213.187038] 0*256kB [ 213.187040] 00000000024000c2 [ 213.187042] 0*512kB [ 213.187044] 0000000000000000 [ 213.187045] 0*1024kB [ 213.187045] [ 213.187049] 0*2048kB [ 213.187051] ffffffff82895020 [ 213.187052] 0*4096kB [ 213.187054] ffff880167c9fb88 [ 213.187054] = 0kB [ 213.187057] ffffffff8148c0cb [ 213.187058] 130 total pagecache pages [ 213.187061] 0000000000000000 [ 213.187061] 0 pages in swap cache [ 213.187062] [ 213.187065] Swap cache stats: add 0, delete 0, find 0/0 [ 213.187066] Call Trace: [ 213.187068] Free swap = 0kB [ 213.187075] [] dump_stack+0xc1/0x120 [ 213.187076] Total swap = 0kB [ 213.187083] [] warn_alloc_failed.cold+0x78/0x99 [ 213.187085] 1965979 pages RAM [ 213.187091] [] ? zone_watermark_ok_safe+0x290/0x290 [ 213.187093] 0 pages HighMem/MovableOnly [ 213.187099] [] __vmalloc_node_range+0x408/0x650 [ 213.187101] 313294 pages reserved [ 213.187107] [] ? xt_alloc_table_info+0xc8/0x100 [ 213.187113] [] vmalloc+0x5c/0x70 [ 213.187120] [] ? xt_alloc_table_info+0xc8/0x100 [ 213.187126] [] xt_alloc_table_info+0xc8/0x100 [ 213.187134] [] do_ip6t_set_ctl+0x225/0x450 [ 213.187142] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 213.187149] [] ? mutex_unlock+0x9/0x10 [ 213.187156] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 213.187163] [] nf_setsockopt+0x6d/0xc0 [ 213.187169] [] ipv6_setsockopt+0x10b/0x140 [ 213.187176] [] tcp_setsockopt+0x8a/0xe0 [ 213.187183] [] sock_common_setsockopt+0x9a/0xe0 [ 213.187191] [] SyS_setsockopt+0x159/0x240 [ 213.187198] [] ? SyS_recv+0x40/0x40 [ 213.187204] [] ? retint_user+0x18/0x3c [ 213.187212] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 213.187219] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 213.187221] Mem-Info: [ 213.187236] active_anon:5120 inactive_anon:39 isolated_anon:0 [ 213.187236] active_file:32 inactive_file:10 isolated_file:0 [ 213.187236] unevictable:0 dirty:0 writeback:0 unstable:0 [ 213.187236] slab_reclaimable:4890 slab_unreclaimable:56559 [ 213.187236] mapped:58 shmem:48 pagetables:444 bounce:0 [ 213.187236] free:1008 free_pcp:0 free_cma:0 [ 213.187258] DMA32 free:4072kB min:4696kB low:5868kB high:7044kB active_anon:9176kB inactive_anon:72kB active_file:100kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:124kB shmem:84kB slab_reclaimable:8820kB slab_unreclaimable:93708kB kernel_stack:1728kB pagetables:768kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2360 all_unreclaimable? yes [ 213.187265] lowmem_reserve[]: 0 3504 3504 [ 213.187287] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11304kB inactive_anon:84kB active_file:28kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:108kB shmem:108kB slab_reclaimable:10740kB slab_unreclaimable:132528kB kernel_stack:2880kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:332 all_unreclaimable? yes [ 213.187294] lowmem_reserve[]: 0 0 0 [ 213.187331] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 213.187356] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 213.187358] 130 total pagecache pages [ 213.187360] 0 pages in swap cache [ 213.187364] Swap cache stats: add 0, delete 0, find 0/0 [ 213.187365] Free swap = 0kB [ 213.187367] Total swap = 0kB [ 213.187369] 1965979 pages RAM [ 213.187371] 0 pages HighMem/MovableOnly [ 213.187373] 313294 pages reserved [ 213.464753] lowmemorykiller: Killing 'syz-executor.3' (2746) (tgid 2744), adj 1000, [ 213.464753] to free 136kB on behalf of 'kswapd0' (28) because [ 213.464753] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 213.464753] Free memory is -25432kB above reserved [ 214.499346] lowmemorykiller: Killing 'syz-executor.3' (2746) (tgid 2744), adj 1000, [ 214.499346] to free 136kB on behalf of 'syz-executor.0' (2772) because [ 214.499346] cache 1700kB is below limit 65536kB for oom_score_adj 12 [ 214.499346] Free memory is 61820kB above reserved [ 215.505399] lowmemorykiller: Killing 'syz-executor.0' (2781) (tgid 2781), adj 1000, [ 215.505399] to free 144kB on behalf of 'kswapd0' (28) because [ 215.505399] cache 172kB is below limit 16384kB for oom_score_adj 6 [ 215.505399] Free memory is 9184kB above reserved [ 216.539323] lowmemorykiller: Killing 'syz-executor.0' (2772) (tgid 2770), adj 1000, [ 216.539323] to free 140kB on behalf of 'kswapd0' (28) because [ 216.539323] cache 3948kB is below limit 8192kB for oom_score_adj 1 [ 216.539323] Free memory is 7164kB above reserved [ 217.545444] lowmemorykiller: Killing 'syz-executor.0' (2772) (tgid 2770), adj 1000, [ 217.545444] to free 140kB on behalf of 'syz-executor.3' (2788) because [ 217.545444] cache 164kB is below limit 6144kB for oom_score_adj 0 [ 217.545444] Free memory is -2300kB above reserved 2019/08/31 11:27:28 executed programs: 86 [ 217.545456] lowmemorykiller: Killing 'syz-executor.0' (2772) (tgid 2770), adj 1000, [ 217.545456] to free 140kB on behalf of 'syz-executor.2' (2789) because [ 217.545456] cache 164kB is below limit 6144kB for oom_score_adj 0 [ 217.545456] Free memory is 3180kB above reserved [ 217.993595] vmalloc: allocation failure, allocated 2045546496 of 4221095936 bytes [ 217.993601] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 217.993611] CPU: 0 PID: 2772 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 217.993623] 0000000000000000 150507552cda4d4f ffff88006db7fa78 ffffffff81aad1a1 [ 217.993632] 1ffff1000db6ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 217.993641] ffffffff82895020 ffff88006db7fb88 ffffffff8148c0cb dffffc0000000000 [ 217.993643] Call Trace: [ 217.993659] [] dump_stack+0xc1/0x120 [ 217.993670] [] warn_alloc_failed.cold+0x78/0x99 [ 217.993679] [] ? zone_watermark_ok_safe+0x290/0x290 [ 217.993688] [] __vmalloc_node_range+0x408/0x650 [ 217.993697] [] ? xt_alloc_table_info+0xc8/0x100 [ 217.993704] [] vmalloc+0x5c/0x70 [ 217.993711] [] ? xt_alloc_table_info+0xc8/0x100 [ 217.993718] [] xt_alloc_table_info+0xc8/0x100 [ 217.993728] [] do_ip6t_set_ctl+0x225/0x450 [ 217.993736] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 217.993745] [] ? mutex_unlock+0x9/0x10 [ 217.993755] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 217.993763] [] nf_setsockopt+0x6d/0xc0 [ 217.993771] [] ipv6_setsockopt+0x10b/0x140 [ 217.993778] [] tcp_setsockopt+0x8a/0xe0 [ 217.993786] [] sock_common_setsockopt+0x9a/0xe0 [ 217.993794] [] SyS_setsockopt+0x159/0x240 [ 217.993801] [] ? SyS_recv+0x40/0x40 [ 217.993808] [] ? retint_user+0x18/0x3c [ 217.993819] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 217.993827] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 217.993829] Mem-Info: [ 217.993846] active_anon:5163 inactive_anon:41 isolated_anon:0 [ 217.993846] active_file:46 inactive_file:55 isolated_file:0 [ 217.993846] unevictable:0 dirty:0 writeback:0 unstable:0 [ 217.993846] slab_reclaimable:4948 slab_unreclaimable:56575 [ 217.993846] mapped:85 shmem:48 pagetables:462 bounce:0 [ 217.993846] free:1019 free_pcp:0 free_cma:0 [ 217.993871] DMA32 free:4068kB min:4696kB low:5868kB high:7044kB active_anon:9316kB inactive_anon:76kB active_file:108kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:304kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93376kB kernel_stack:1824kB pagetables:872kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 217.993886] lowmem_reserve[]: 0 3504 3504 [ 217.993910] Normal free:8kB min:5580kB low:6972kB high:8368kB active_anon:11336kB inactive_anon:88kB active_file:76kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:132924kB kernel_stack:2912kB pagetables:976kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:872 all_unreclaimable? yes [ 217.993917] lowmem_reserve[]: 0 0 0 [ 217.993957] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 217.993983] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 217.993986] 126 total pagecache pages [ 217.993989] 0 pages in swap cache [ 217.993993] Swap cache stats: add 0, delete 0, find 0/0 [ 217.993995] Free swap = 0kB [ 217.993997] Total swap = 0kB [ 217.993999] 1965979 pages RAM [ 217.994001] 0 pages HighMem/MovableOnly [ 217.994003] 313294 pages reserved [ 218.555478] lowmemorykiller: Killing 'syz-executor.0' (2772) (tgid 2770), adj 1000, [ 218.555478] to free 140kB on behalf of 'syz-executor.5' (2790) because [ 218.555478] cache 784kB is below limit 65536kB for oom_score_adj 12 [ 218.555478] Free memory is 28560kB above reserved [ 219.098631] vmalloc: allocation failure, allocated 1565536256 of 4221095936 bytes [ 219.098637] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 219.098646] CPU: 1 PID: 2775 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 219.098658] 0000000000000000 3178f0aeb68f0d76 ffff88014e3afa78 ffffffff81aad1a1 [ 219.098666] 1ffff10029c75f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.098674] ffffffff82895020 ffff88014e3afb88 ffffffff8148c0cb ffff880100000000 [ 219.098675] Call Trace: [ 219.098689] [] dump_stack+0xc1/0x120 [ 219.098700] [] warn_alloc_failed.cold+0x78/0x99 [ 219.098708] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.098716] [] __vmalloc_node_range+0x408/0x650 [ 219.098725] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.098731] [] vmalloc+0x5c/0x70 [ 219.098738] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.098744] [] xt_alloc_table_info+0xc8/0x100 [ 219.098753] [] do_ip6t_set_ctl+0x225/0x450 [ 219.098761] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.098770] [] ? mutex_unlock+0x9/0x10 [ 219.098779] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.098786] [] nf_setsockopt+0x6d/0xc0 [ 219.098794] [] ipv6_setsockopt+0x10b/0x140 [ 219.098802] [] tcp_setsockopt+0x8a/0xe0 [ 219.098809] [] sock_common_setsockopt+0x9a/0xe0 [ 219.098817] [] SyS_setsockopt+0x159/0x240 [ 219.098824] [] ? SyS_recv+0x40/0x40 [ 219.098831] [] ? retint_user+0x18/0x3c [ 219.098840] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.098847] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.098850] Mem-Info: [ 219.098867] active_anon:5214 inactive_anon:41 isolated_anon:0 [ 219.098867] active_file:0 inactive_file:24 isolated_file:14 [ 219.098867] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.098867] slab_reclaimable:4948 slab_unreclaimable:56643 [ 219.098867] mapped:18 shmem:48 pagetables:478 bounce:0 [ 219.098867] free:1005 free_pcp:338 free_cma:0 [ 219.098891] DMA32 free:4064kB min:4696kB low:5868kB high:7044kB active_anon:9432kB inactive_anon:76kB active_file:0kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:68kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93460kB kernel_stack:1952kB pagetables:904kB unstable:0kB bounce:0kB free_pcp:620kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 219.098898] lowmem_reserve[]: 0 3504 3504 [ 219.098920] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11424kB inactive_anon:88kB active_file:0kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):56kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133112kB kernel_stack:2976kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:732kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 219.098927] lowmem_reserve[]: 0 0 0 [ 219.098963] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.098986] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.098988] 96 total pagecache pages [ 219.098991] 0 pages in swap cache [ 219.098995] Swap cache stats: add 0, delete 0, find 0/0 [ 219.098997] Free swap = 0kB [ 219.098999] Total swap = 0kB [ 219.099001] 1965979 pages RAM [ 219.099002] 0 pages HighMem/MovableOnly [ 219.099004] 313294 pages reserved [ 219.570087] lowmemorykiller: Killing 'syz-executor.0' (2772) (tgid 2770), adj 1000, [ 219.570087] to free 140kB on behalf of 'syz-execprog' (2074) because [ 219.570087] cache 204kB is below limit 6144kB for oom_score_adj 0 [ 219.570087] Free memory is 2924kB above reserved [ 219.597466] vmalloc: allocation failure, allocated 914276352 of 4221095936 bytes [ 219.597471] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 219.597481] CPU: 1 PID: 2776 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 219.597493] 0000000000000000 4f8a816efd3b3707 ffff880115a87a78 ffffffff81aad1a1 [ 219.597502] 1ffff10022b50f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.597511] ffffffff82895020 ffff880115a87b88 ffffffff8148c0cb ffff880100000000 [ 219.597512] Call Trace: [ 219.597527] [] dump_stack+0xc1/0x120 [ 219.597538] [] warn_alloc_failed.cold+0x78/0x99 [ 219.597547] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.597556] [] __vmalloc_node_range+0x408/0x650 [ 219.597565] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.597572] [] vmalloc+0x5c/0x70 [ 219.597579] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.597586] [] xt_alloc_table_info+0xc8/0x100 [ 219.597597] [] do_ip6t_set_ctl+0x225/0x450 [ 219.597605] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.597615] [] ? mutex_unlock+0x9/0x10 [ 219.597626] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.597633] [] nf_setsockopt+0x6d/0xc0 [ 219.597641] [] ipv6_setsockopt+0x10b/0x140 [ 219.597650] [] tcp_setsockopt+0x8a/0xe0 [ 219.597658] [] sock_common_setsockopt+0x9a/0xe0 [ 219.597667] [] SyS_setsockopt+0x159/0x240 [ 219.597674] [] ? SyS_recv+0x40/0x40 [ 219.597681] [] ? retint_user+0x18/0x3c [ 219.597692] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.597715] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.597718] Mem-Info: [ 219.597734] active_anon:5194 inactive_anon:41 isolated_anon:0 [ 219.597734] active_file:40 inactive_file:11 isolated_file:0 [ 219.597734] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.597734] slab_reclaimable:4948 slab_unreclaimable:56650 [ 219.597734] mapped:1 shmem:48 pagetables:469 bounce:0 [ 219.597734] free:1009 free_pcp:14 free_cma:0 [ 219.597759] DMA32 free:4036kB min:4696kB low:5868kB high:7044kB active_anon:9412kB inactive_anon:76kB active_file:104kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93464kB kernel_stack:1920kB pagetables:888kB unstable:0kB bounce:0kB free_pcp:56kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? yes [ 219.597767] lowmem_reserve[]: 0 3504 3504 [ 219.597790] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:56kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133136kB kernel_stack:2912kB pagetables:988kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:456 all_unreclaimable? yes [ 219.597797] lowmem_reserve[]: 0 0 0 [ 219.597837] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.597863] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.597865] 99 total pagecache pages [ 219.597868] 0 pages in swap cache [ 219.597872] Swap cache stats: add 0, delete 0, find 0/0 [ 219.597874] Free swap = 0kB [ 219.597876] Total swap = 0kB [ 219.597878] 1965979 pages RAM [ 219.597880] 0 pages HighMem/MovableOnly [ 219.597882] 313294 pages reserved [ 219.605330] vmalloc: allocation failure, allocated 100167680 of 4221095936 bytes [ 219.605335] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 2019/08/31 11:27:33 executed programs: 87 [ 219.605343] CPU: 0 PID: 2800 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 219.605353] 0000000000000000 b8966a7a05cbc739 ffff880100917a78 ffffffff81aad1a1 [ 219.605360] 1ffff10020122f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.605367] ffffffff82895020 ffff880100917b88 ffffffff8148c0cb b8966a7a00000000 [ 219.605368] Call Trace: [ 219.605380] [] dump_stack+0xc1/0x120 [ 219.605389] [] warn_alloc_failed.cold+0x78/0x99 [ 219.605397] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.605404] [] __vmalloc_node_range+0x408/0x650 [ 219.605412] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.605417] [] vmalloc+0x5c/0x70 [ 219.605423] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.605430] [] xt_alloc_table_info+0xc8/0x100 [ 219.605438] [] do_ip6t_set_ctl+0x225/0x450 [ 219.605445] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.605453] [] ? mutex_unlock+0x9/0x10 [ 219.605463] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.605471] [] nf_setsockopt+0x6d/0xc0 [ 219.605478] [] ipv6_setsockopt+0x10b/0x140 [ 219.605486] [] tcp_setsockopt+0x8a/0xe0 [ 219.605495] [] sock_common_setsockopt+0x9a/0xe0 [ 219.605504] [] SyS_setsockopt+0x159/0x240 [ 219.605511] [] ? SyS_recv+0x40/0x40 [ 219.605519] [] ? retint_user+0x18/0x3c [ 219.605529] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.605537] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.605539] Mem-Info: [ 219.605556] active_anon:5194 inactive_anon:41 isolated_anon:0 [ 219.605556] active_file:40 inactive_file:11 isolated_file:0 [ 219.605556] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.605556] slab_reclaimable:4948 slab_unreclaimable:56650 [ 219.605556] mapped:1 shmem:48 pagetables:469 bounce:0 [ 219.605556] free:1009 free_pcp:0 free_cma:0 [ 219.605581] DMA32 free:4036kB min:4696kB low:5868kB high:7044kB active_anon:9412kB inactive_anon:76kB active_file:104kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93464kB kernel_stack:1920kB pagetables:888kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? yes [ 219.605589] lowmem_reserve[]: 0 3504 3504 [ 219.605613] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:56kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133136kB kernel_stack:2912kB pagetables:988kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:456 all_unreclaimable? yes [ 219.605620] lowmem_reserve[]: 0 0 0 [ 219.605660] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.605686] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.605688] 99 total pagecache pages [ 219.605690] 0 pages in swap cache [ 219.605694] Swap cache stats: add 0, delete 0, find 0/0 [ 219.605696] Free swap = 0kB [ 219.605698] Total swap = 0kB [ 219.605700] 1965979 pages RAM [ 219.605703] 0 pages HighMem/MovableOnly [ 219.605705] 313294 pages reserved [ 219.605818] vmalloc: allocation failure, allocated 133308416 of 4221095936 bytes [ 219.605822] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 219.605829] CPU: 1 PID: 2790 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 219.605838] 0000000000000000 f8f18ad6cf461dac ffff88016b6efa78 ffffffff81aad1a1 [ 219.605847] 1ffff1002d6ddf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.605856] ffffffff82895020 ffff88016b6efb88 ffffffff8148c0cb ffff880100000000 [ 219.605857] Call Trace: [ 219.605865] [] dump_stack+0xc1/0x120 [ 219.605873] [] warn_alloc_failed.cold+0x78/0x99 [ 219.605880] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.605888] [] __vmalloc_node_range+0x408/0x650 [ 219.605895] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.605901] [] vmalloc+0x5c/0x70 [ 219.605909] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.605916] [] xt_alloc_table_info+0xc8/0x100 [ 219.605923] [] do_ip6t_set_ctl+0x225/0x450 [ 219.605931] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.605939] [] ? mutex_unlock+0x9/0x10 [ 219.605946] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.605954] [] nf_setsockopt+0x6d/0xc0 [ 219.605960] [] ipv6_setsockopt+0x10b/0x140 [ 219.605967] [] tcp_setsockopt+0x8a/0xe0 [ 219.605974] [] sock_common_setsockopt+0x9a/0xe0 [ 219.605982] [] SyS_setsockopt+0x159/0x240 [ 219.605989] [] ? SyS_recv+0x40/0x40 [ 219.605995] [] ? retint_user+0x18/0x3c [ 219.606004] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.606011] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.606013] Mem-Info: [ 219.606028] active_anon:5194 inactive_anon:41 isolated_anon:0 [ 219.606028] active_file:40 inactive_file:11 isolated_file:0 [ 219.606028] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.606028] slab_reclaimable:4948 slab_unreclaimable:56650 [ 219.606028] mapped:1 shmem:48 pagetables:469 bounce:0 [ 219.606028] free:1009 free_pcp:0 free_cma:0 [ 219.606052] DMA32 free:4036kB min:4696kB low:5868kB high:7044kB active_anon:9412kB inactive_anon:76kB active_file:104kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93464kB kernel_stack:1920kB pagetables:888kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? yes [ 219.606058] lowmem_reserve[]: 0 3504 3504 [ 219.606082] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:56kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133136kB kernel_stack:2912kB pagetables:988kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:456 all_unreclaimable? yes [ 219.606088] lowmem_reserve[]: 0 0 0 [ 219.606127] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.606152] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.606154] 99 total pagecache pages [ 219.606156] 0 pages in swap cache [ 219.606159] Swap cache stats: add 0, delete 0, find 0/0 [ 219.606161] Free swap = 0kB [ 219.606163] Total swap = 0kB [ 219.606165] 1965979 pages RAM [ 219.606167] 0 pages HighMem/MovableOnly [ 219.606169] 313294 pages reserved [ 219.615814] vmalloc: allocation failure, allocated 185647104 of 4221095936 bytes [ 219.615819] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 219.615827] CPU: 1 PID: 2788 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 219.615838] 0000000000000000 afec4e3eed73a743 ffff88017933fa78 ffffffff81aad1a1 [ 219.615846] 1ffff1002f267f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.615854] ffffffff82895020 ffff88017933fb88 ffffffff8148c0cb ffff880100000000 [ 219.615856] Call Trace: [ 219.615870] [] dump_stack+0xc1/0x120 [ 219.615879] [] warn_alloc_failed.cold+0x78/0x99 [ 219.615887] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.615896] [] __vmalloc_node_range+0x408/0x650 [ 219.615905] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.615910] [] vmalloc+0x5c/0x70 [ 219.615916] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.615923] [] xt_alloc_table_info+0xc8/0x100 [ 219.615931] [] do_ip6t_set_ctl+0x225/0x450 [ 219.615939] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.615947] [] ? mutex_unlock+0x9/0x10 [ 219.615957] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.615964] [] nf_setsockopt+0x6d/0xc0 [ 219.615972] [] ipv6_setsockopt+0x10b/0x140 [ 219.615980] [] tcp_setsockopt+0x8a/0xe0 [ 219.615987] [] sock_common_setsockopt+0x9a/0xe0 [ 219.615995] [] SyS_setsockopt+0x159/0x240 [ 219.616002] [] ? SyS_recv+0x40/0x40 [ 219.616008] [] ? retint_user+0x18/0x3c [ 219.616017] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.616024] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.616026] Mem-Info: [ 219.616041] active_anon:5194 inactive_anon:41 isolated_anon:0 [ 219.616041] active_file:40 inactive_file:11 isolated_file:0 [ 219.616041] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.616041] slab_reclaimable:4948 slab_unreclaimable:56650 [ 219.616041] mapped:1 shmem:48 pagetables:469 bounce:0 [ 219.616041] free:1009 free_pcp:0 free_cma:0 [ 219.616064] DMA32 free:4036kB min:4696kB low:5868kB high:7044kB active_anon:9412kB inactive_anon:76kB active_file:104kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93464kB kernel_stack:1920kB pagetables:888kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? yes [ 219.616071] lowmem_reserve[]: 0 3504 3504 [ 219.616093] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:56kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133136kB kernel_stack:2912kB pagetables:988kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:456 all_unreclaimable? yes [ 219.616099] lowmem_reserve[]: 0 0 0 [ 219.616135] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.616158] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.616160] 99 total pagecache pages [ 219.616162] 0 pages in swap cache [ 219.616166] Swap cache stats: add 0, delete 0, find 0/0 [ 219.616167] Free swap = 0kB [ 219.616169] Total swap = 0kB [ 219.616171] 1965979 pages RAM [ 219.616173] 0 pages HighMem/MovableOnly [ 219.616175] 313294 pages reserved [ 219.636062] vmalloc: allocation failure, allocated 91877376 of 4221095936 bytes [ 219.636068] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 219.636077] CPU: 1 PID: 2797 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 219.636088] 0000000000000000 6396d778650bf86e ffff8800774bfa78 ffffffff81aad1a1 [ 219.636096] 1ffff1000ee97f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.636105] ffffffff82895020 ffff8800774bfb88 ffffffff8148c0cb 6396d77800000000 [ 219.636106] Call Trace: [ 219.636121] [] dump_stack+0xc1/0x120 [ 219.636131] [] warn_alloc_failed.cold+0x78/0x99 [ 219.636139] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.636148] [] __vmalloc_node_range+0x408/0x650 [ 219.636157] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.636164] [] vmalloc+0x5c/0x70 [ 219.636171] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.636178] [] xt_alloc_table_info+0xc8/0x100 [ 219.636188] [] do_ip6t_set_ctl+0x225/0x450 [ 219.636196] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.636205] [] ? mutex_unlock+0x9/0x10 [ 219.636216] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.636223] [] nf_setsockopt+0x6d/0xc0 [ 219.636230] [] ipv6_setsockopt+0x10b/0x140 [ 219.636245] [] tcp_setsockopt+0x8a/0xe0 [ 219.636253] [] sock_common_setsockopt+0x9a/0xe0 [ 219.636261] [] SyS_setsockopt+0x159/0x240 [ 219.636268] [] ? SyS_recv+0x40/0x40 [ 219.636275] [] ? retint_user+0x18/0x3c [ 219.636285] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.636292] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.636295] Mem-Info: [ 219.636311] active_anon:5194 inactive_anon:41 isolated_anon:0 [ 219.636311] active_file:40 inactive_file:11 isolated_file:0 [ 219.636311] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.636311] slab_reclaimable:4948 slab_unreclaimable:56650 [ 219.636311] mapped:1 shmem:48 pagetables:469 bounce:0 [ 219.636311] free:1009 free_pcp:0 free_cma:0 [ 219.636335] DMA32 free:4036kB min:4696kB low:5868kB high:7044kB active_anon:9412kB inactive_anon:76kB active_file:104kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93464kB kernel_stack:1920kB pagetables:888kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? yes [ 219.636342] lowmem_reserve[]: 0 3504 3504 [ 219.636365] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:56kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133136kB kernel_stack:2912kB pagetables:988kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:456 all_unreclaimable? yes [ 219.636371] lowmem_reserve[]: 0 0 0 [ 219.636409] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.636434] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.636436] 99 total pagecache pages 2019/08/31 11:27:39 executed programs: 90 [ 219.636438] 0 pages in swap cache [ 219.636442] Swap cache stats: add 0, delete 0, find 0/0 [ 219.636444] Free swap = 0kB [ 219.636445] Total swap = 0kB [ 219.636447] 1965979 pages RAM [ 219.636450] 0 pages HighMem/MovableOnly [ 219.636452] 313294 pages reserved [ 219.652020] vmalloc: allocation failure, allocated 1230123008 of 4221095936 bytes [ 219.652025] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 219.652033] CPU: 1 PID: 2771 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 219.652044] 0000000000000000 6ad0c6e8fc3e92b3 ffff88001db5fa78 ffffffff81aad1a1 [ 219.652051] 1ffff10003b6bf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 219.652059] ffffffff82895020 ffff88001db5fb88 ffffffff8148c0cb 0000000000000000 [ 219.652061] Call Trace: [ 219.652075] [] dump_stack+0xc1/0x120 [ 219.652085] [] warn_alloc_failed.cold+0x78/0x99 [ 219.652094] [] ? zone_watermark_ok_safe+0x290/0x290 [ 219.652102] [] __vmalloc_node_range+0x408/0x650 [ 219.652111] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.652118] [] vmalloc+0x5c/0x70 [ 219.652124] [] ? xt_alloc_table_info+0xc8/0x100 [ 219.652131] [] xt_alloc_table_info+0xc8/0x100 [ 219.652140] [] do_ip6t_set_ctl+0x225/0x450 [ 219.652147] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 219.652156] [] ? mutex_unlock+0x9/0x10 [ 219.652166] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 219.652173] [] nf_setsockopt+0x6d/0xc0 [ 219.652180] [] ipv6_setsockopt+0x10b/0x140 [ 219.652188] [] tcp_setsockopt+0x8a/0xe0 [ 219.652195] [] sock_common_setsockopt+0x9a/0xe0 [ 219.652202] [] SyS_setsockopt+0x159/0x240 [ 219.652209] [] ? SyS_recv+0x40/0x40 [ 219.652215] [] ? retint_user+0x18/0x3c [ 219.652224] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 219.652231] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 219.652234] Mem-Info: [ 219.652254] active_anon:5194 inactive_anon:41 isolated_anon:0 [ 219.652254] active_file:40 inactive_file:11 isolated_file:0 [ 219.652254] unevictable:0 dirty:0 writeback:0 unstable:0 [ 219.652254] slab_reclaimable:4948 slab_unreclaimable:56650 [ 219.652254] mapped:1 shmem:48 pagetables:469 bounce:0 [ 219.652254] free:1009 free_pcp:1 free_cma:0 [ 219.652278] DMA32 free:4036kB min:4696kB low:5868kB high:7044kB active_anon:9412kB inactive_anon:76kB active_file:104kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:88kB slab_reclaimable:8888kB slab_unreclaimable:93464kB kernel_stack:1920kB pagetables:888kB unstable:0kB bounce:0kB free_pcp:4kB local_pcp:4kB free_cma:0kB writeback_tmp:0kB pages_scanned:2668 all_unreclaimable? yes [ 219.652286] lowmem_reserve[]: 0 3504 3504 [ 219.652308] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:56kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:104kB slab_reclaimable:10904kB slab_unreclaimable:133136kB kernel_stack:2912kB pagetables:988kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1456 all_unreclaimable? yes [ 219.652314] lowmem_reserve[]: 0 0 0 [ 219.652349] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 3*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4036kB [ 219.652372] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 219.652374] 99 total pagecache pages [ 219.652377] 0 pages in swap cache [ 219.652381] Swap cache stats: add 0, delete 0, find 0/0 [ 219.652383] Free swap = 0kB [ 219.652384] Total swap = 0kB [ 219.652386] 1965979 pages RAM [ 219.652388] 0 pages HighMem/MovableOnly [ 219.652390] 313294 pages reserved [ 220.578044] lowmemorykiller: Killing 'syz-executor.2' (2789) (tgid 2785), adj 1000, [ 220.578044] to free 144kB on behalf of 'kswapd0' (28) because [ 220.578044] cache 4952kB is below limit 6144kB for oom_score_adj 0 [ 220.578044] Free memory is 3448kB above reserved [ 221.585980] lowmemorykiller: Killing 'syz-executor.0' (2772) (tgid 2770), adj 1000, [ 221.585980] to free 140kB on behalf of 'kswapd0' (28) because [ 221.585980] cache 1932kB is below limit 16384kB for oom_score_adj 6 [ 221.585980] Free memory is 9596kB above reserved [ 224.156559] lowmemorykiller: Killing 'syz-executor.1' (2804) (tgid 2803), adj 1000, [ 224.156559] to free 1064kB on behalf of 'kswapd0' (28) because [ 224.156559] cache 7916kB is below limit 16384kB for oom_score_adj 6 [ 224.156559] Free memory is 8304kB above reserved [ 225.165322] lowmemorykiller: Killing 'syz-executor.1' (2804) (tgid 2803), adj 1000, [ 225.165322] to free 148kB on behalf of 'syz-executor.5' (2818) because [ 225.165322] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 225.165322] Free memory is -5040kB above reserved [ 225.165333] lowmemorykiller: Killing 'syz-executor.1' (2804) (tgid 2803), adj 1000, [ 225.165333] to free 148kB on behalf of 'syz-executor.3' (2815) because [ 225.165333] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 225.165333] Free memory is -5240kB above reserved [ 225.728094] vmalloc: allocation failure, allocated 2705080320 of 4221095936 bytes [ 225.728100] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 225.728109] CPU: 1 PID: 2789 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 225.728121] 0000000000000000 86b871d7b5102dce ffff8801552a7a78 ffffffff81aad1a1 [ 225.728130] 1ffff1002aa54f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 225.728139] ffffffff82895020 ffff8801552a7b88 ffffffff8148c0cb dffffc0000000000 [ 225.728141] Call Trace: [ 225.728155] [] dump_stack+0xc1/0x120 [ 225.728166] [] warn_alloc_failed.cold+0x78/0x99 [ 225.728174] [] ? zone_watermark_ok_safe+0x290/0x290 [ 225.728183] [] __vmalloc_node_range+0x408/0x650 [ 225.728193] [] ? xt_alloc_table_info+0xc8/0x100 [ 225.728200] [] vmalloc+0x5c/0x70 [ 225.728207] [] ? xt_alloc_table_info+0xc8/0x100 [ 225.728214] [] xt_alloc_table_info+0xc8/0x100 [ 225.728224] [] do_ip6t_set_ctl+0x225/0x450 [ 225.728232] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 225.728241] [] ? mutex_unlock+0x9/0x10 [ 225.728252] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 ** 55 printk messages dropped ** [ 225.747837] DMA32 free:4092kB min:4696kB low:5868kB high:7044kB active_anon:9324kB inactive_anon:76kB active_file:0kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:88kB slab_reclaimable:8980kB slab_unreclaimable:93392kB kernel_stack:1984kB pagetables:824kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no ** 27 printk messages dropped ** [ 231.795232] [] dump_stack+0xc1/0x120 [ 231.795242] [] warn_alloc_failed.cold+0x78/0x99 [ 231.795250] [] ? zone_watermark_ok_safe+0x290/0x290 [ 231.795258] [] __vmalloc_node_range+0x408/0x650 [ 231.795267] [] ? xt_alloc_table_info+0xc8/0x100 [ 231.795272] [] vmalloc+0x5c/0x70 [ 231.795278] [] ? xt_alloc_table_info+0xc8/0x100 [ 231.795284] [] xt_alloc_table_info+0xc8/0x100 [ 231.795292] [] do_ip6t_set_ctl+0x225/0x450 [ 231.795299] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 231.795307] [] ? mutex_unlock+0x9/0x10 [ 231.795316] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 231.795323] [] nf_setsockopt+0x6d/0xc0 [ 231.795329] [] ipv6_setsockopt+0x10b/0x140 [ 231.795337] [] tcp_setsockopt+0x8a/0xe0 [ 231.795344] [] sock_common_setsockopt+0x9a/0xe0 [ 231.795353] [] SyS_setsockopt+0x159/0x240 [ 231.795359] [] ? SyS_recv+0x40/0x40 [ 231.795366] [] ? retint_user+0x18/0x3c [ 231.795376] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 231.795382] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 231.865275] Mem-Info: [ 231.865292] active_anon:5132 inactive_anon:41 isolated_anon:0 [ 231.865292] active_file:22 inactive_file:18 isolated_file:0 [ 231.865292] unevictable:0 dirty:0 writeback:0 unstable:0 [ 231.865292] slab_reclaimable:5021 slab_unreclaimable:56531 [ 231.865292] mapped:6 shmem:48 pagetables:455 bounce:0 [ 231.865292] free:1523 free_pcp:0 free_cma:0 [ 231.865316] DMA32 free:6112kB min:4696kB low:5868kB high:7044kB active_anon:9172kB inactive_anon:72kB active_file:40kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:20kB shmem:84kB slab_reclaimable:9008kB slab_unreclaimable:93436kB kernel_stack:1952kB pagetables:796kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 231.865324] lowmem_reserve[]: 0 3504 3504 [ 231.865346] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11356kB inactive_anon:92kB active_file:48kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:108kB slab_reclaimable:11076kB slab_unreclaimable:132688kB kernel_stack:2848kB pagetables:1024kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:444 all_unreclaimable? yes [ 231.865352] lowmem_reserve[]: 0 0 0 [ 231.865389] DMA32: 2*4kB (UH) 2*8kB (H) 125*16kB (UH) 5*32kB (UH) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 6088kB [ 231.865413] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 231.865414] 88 total pagecache pages [ 231.865417] 0 pages in swap cache [ 231.865420] Swap cache stats: add 0, delete 0, find 0/0 [ 231.865422] Free swap = 0kB [ 231.865424] Total swap = 0kB [ 231.865426] 1965979 pages RAM [ 231.865428] 0 pages HighMem/MovableOnly [ 231.865430] 313294 pages reserved [ 232.305374] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 232.305374] to free 136kB on behalf of 'syz-executor.4' (2106) because [ 232.305374] cache 160kB is below limit 6144kB for oom_score_adj 0 [ 232.305374] Free memory is -18644kB above reserved [ 232.305386] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 232.305386] to free 136kB on behalf of 'syz-executor.4' (2829) because [ 232.305386] cache 160kB is below limit 6144kB for oom_score_adj 0 [ 232.305386] Free memory is -18644kB above reserved [ 232.452664] vmalloc: allocation failure, allocated 861528064 of 4221095936 bytes [ 232.452670] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 232.452679] CPU: 1 PID: 2821 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 232.452691] 0000000000000000 829d8cc934299ecc ffff880169867a78 ffffffff81aad1a1 [ 232.452699] 1ffff1002d30cf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 232.452709] ffffffff82895020 ffff880169867b88 ffffffff8148c0cb ffff880100000000 [ 232.452710] Call Trace: [ 232.452725] [] dump_stack+0xc1/0x120 [ 232.452737] [] warn_alloc_failed.cold+0x78/0x99 [ 232.452746] [] ? zone_watermark_ok_safe+0x290/0x290 [ 232.452755] [] __vmalloc_node_range+0x408/0x650 [ 232.452764] [] ? xt_alloc_table_info+0xc8/0x100 [ 232.452771] [] vmalloc+0x5c/0x70 [ 232.452778] [] ? xt_alloc_table_info+0xc8/0x100 [ 232.452786] [] xt_alloc_table_info+0xc8/0x100 [ 232.452795] [] do_ip6t_set_ctl+0x225/0x450 [ 232.452804] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 232.452813] [] ? mutex_unlock+0x9/0x10 [ 232.452824] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 232.452832] [] nf_setsockopt+0x6d/0xc0 [ 232.452839] [] ipv6_setsockopt+0x10b/0x140 [ 232.452848] [] tcp_setsockopt+0x8a/0xe0 [ 232.452856] [] sock_common_setsockopt+0x9a/0xe0 [ 232.452865] [] SyS_setsockopt+0x159/0x240 [ 232.452873] [] ? SyS_recv+0x40/0x40 [ 232.452880] [] ? retint_user+0x18/0x3c [ 232.452891] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 232.452899] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 232.452902] Mem-Info: [ 232.452918] active_anon:5132 inactive_anon:41 isolated_anon:0 [ 232.452918] active_file:26 inactive_file:16 isolated_file:0 [ 232.452918] unevictable:0 dirty:0 writeback:0 unstable:0 [ 232.452918] slab_reclaimable:5021 slab_unreclaimable:56532 [ 232.452918] mapped:8 shmem:48 pagetables:455 bounce:0 [ 232.452918] free:1005 free_pcp:0 free_cma:0 [ 232.452944] DMA32 free:4040kB min:4696kB low:5868kB high:7044kB active_anon:9172kB inactive_anon:72kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:28kB shmem:84kB slab_reclaimable:9008kB slab_unreclaimable:93440kB kernel_stack:1952kB pagetables:796kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no 2019/08/31 11:27:45 executed programs: 93 [ 232.452951] lowmem_reserve[]: 0 3504 3504 [ 232.452976] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11356kB inactive_anon:92kB active_file:56kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:108kB slab_reclaimable:11076kB slab_unreclaimable:132688kB kernel_stack:2848kB pagetables:1024kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:208 all_unreclaimable? no [ 232.452983] lowmem_reserve[]: 0 0 0 [ 232.453023] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 232.453049] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 232.453051] 90 total pagecache pages [ 232.453054] 0 pages in swap cache [ 232.453057] Swap cache stats: add 0, delete 0, find 0/0 [ 232.453059] Free swap = 0kB [ 232.453061] Total swap = 0kB [ 232.453064] 1965979 pages RAM [ 232.453066] 0 pages HighMem/MovableOnly [ 232.453068] 313294 pages reserved [ 233.315322] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 233.315322] to free 136kB on behalf of 'syz-executor.4' (2829) because [ 233.315322] cache 304kB is below limit 6144kB for oom_score_adj 0 [ 233.315322] Free memory is -3364kB above reserved [ 234.326861] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 234.326861] to free 136kB on behalf of 'syz-executor.4' (2834) because [ 234.326861] cache 300kB is below limit 6144kB for oom_score_adj 0 [ 234.326861] Free memory is -9452kB above reserved [ 235.335347] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 235.335347] to free 136kB on behalf of 'init' (1) because [ 235.335347] cache 232kB is below limit 6144kB for oom_score_adj 0 [ 235.335347] Free memory is -16944kB above reserved [ 235.335413] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 235.335413] to free 136kB on behalf of 'kswapd0' (28) because [ 235.335413] cache 232kB is below limit 6144kB for oom_score_adj 0 [ 235.335413] Free memory is -16944kB above reserved [ 235.529060] vmalloc: allocation failure, allocated 1852768256 of 4221095936 bytes [ 235.529066] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 235.529075] CPU: 1 PID: 2810 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 235.529087] 0000000000000000 ec9fd7cc7c6e35e4 ffff880077b57a78 ffffffff81aad1a1 [ 235.529096] 1ffff1000ef6af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 235.529105] ffffffff82895020 ffff880077b57b88 ffffffff8148c0cb 0000000000000000 [ 235.529107] Call Trace: [ 235.529121] [] dump_stack+0xc1/0x120 [ 235.529131] [] warn_alloc_failed.cold+0x78/0x99 [ 235.529139] [] ? zone_watermark_ok_safe+0x290/0x290 [ 235.529149] [] __vmalloc_node_range+0x408/0x650 [ 235.529158] [] ? xt_alloc_table_info+0xc8/0x100 [ 235.529165] [] vmalloc+0x5c/0x70 [ 235.529172] [] ? xt_alloc_table_info+0xc8/0x100 [ 235.529179] [] xt_alloc_table_info+0xc8/0x100 [ 235.529190] [] do_ip6t_set_ctl+0x225/0x450 [ 235.529198] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 235.529207] [] ? mutex_unlock+0x9/0x10 [ 235.529217] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 235.529225] [] nf_setsockopt+0x6d/0xc0 [ 235.529232] [] ipv6_setsockopt+0x10b/0x140 [ 235.529241] [] tcp_setsockopt+0x8a/0xe0 [ 235.529249] [] sock_common_setsockopt+0x9a/0xe0 [ 235.529258] [] SyS_setsockopt+0x159/0x240 [ 235.529266] [] ? SyS_recv+0x40/0x40 [ 235.529273] [] ? retint_user+0x18/0x3c [ 235.529282] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 235.529290] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 235.529293] Mem-Info: [ 235.529310] active_anon:5063 inactive_anon:41 isolated_anon:0 [ 235.529310] active_file:10 inactive_file:43 isolated_file:0 [ 235.529310] unevictable:0 dirty:0 writeback:0 unstable:0 [ 235.529310] slab_reclaimable:5023 slab_unreclaimable:56448 [ 235.529310] mapped:21 shmem:48 pagetables:414 bounce:0 [ 235.529310] free:1015 free_pcp:0 free_cma:0 [ 235.529336] DMA32 free:4060kB min:4696kB low:5868kB high:7044kB active_anon:9028kB inactive_anon:72kB active_file:28kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:60kB shmem:84kB slab_reclaimable:9008kB slab_unreclaimable:93136kB kernel_stack:1952kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no ** 96 printk messages dropped ** [ 237.816582] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 237.816584] 83 total pagecache pages [ 237.816587] 0 pages in swap cache [ 237.816590] Swap cache stats: add 0, delete 0, find 0/0 [ 237.816592] Free swap = 0kB [ 237.816594] Total swap = 0kB [ 237.816596] 1965979 pages RAM [ 237.816598] 0 pages HighMem/MovableOnly [ 237.816599] 313294 pages reserved [ 237.826353] vmalloc: allocation failure, allocated 76189696 of 4221095936 bytes [ 237.826358] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 237.826365] CPU: 1 PID: 2834 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 237.826375] 0000000000000000 d50e4a6b47e1d601 ffff88005319fa78 ffffffff81aad1a1 [ 237.826384] 1ffff1000a633f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 237.826392] ffffffff82895020 ffff88005319fb88 ffffffff8148c0cb d50e4a6b00000000 [ 237.826393] Call Trace: [ 237.826412] [] dump_stack+0xc1/0x120 [ 237.826422] [] warn_alloc_failed.cold+0x78/0x99 [ 237.826430] [] ? zone_watermark_ok_safe+0x290/0x290 [ 237.826438] [] __vmalloc_node_range+0x408/0x650 [ 237.826447] [] ? xt_alloc_table_info+0xc8/0x100 [ 237.826453] [] vmalloc+0x5c/0x70 [ 237.826459] [] ? xt_alloc_table_info+0xc8/0x100 [ 237.826465] [] xt_alloc_table_info+0xc8/0x100 [ 237.826473] [] do_ip6t_set_ctl+0x225/0x450 [ 237.826481] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 237.826490] [] ? mutex_unlock+0x9/0x10 [ 237.826499] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 237.826507] [] nf_setsockopt+0x6d/0xc0 [ 237.826514] [] ipv6_setsockopt+0x10b/0x140 [ 237.826522] [] tcp_setsockopt+0x8a/0xe0 [ 237.826529] [] sock_common_setsockopt+0x9a/0xe0 [ 237.826537] [] SyS_setsockopt+0x159/0x240 [ 237.826545] [] ? SyS_recv+0x40/0x40 [ 237.826552] [] ? retint_user+0x18/0x3c [ 237.826562] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 237.826569] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 237.826572] Mem-Info: [ 237.826588] active_anon:5064 inactive_anon:41 isolated_anon:0 [ 237.826588] active_file:25 inactive_file:5 isolated_file:0 [ 237.826588] unevictable:0 dirty:0 writeback:0 unstable:0 [ 237.826588] slab_reclaimable:5032 slab_unreclaimable:56528 [ 237.826588] mapped:45 shmem:48 pagetables:414 bounce:0 [ 237.826588] free:1009 free_pcp:4 free_cma:0 [ 237.826613] DMA32 free:4004kB min:4696kB low:5868kB high:7044kB active_anon:9032kB inactive_anon:72kB active_file:72kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:156kB shmem:84kB slab_reclaimable:9040kB slab_unreclaimable:93060kB kernel_stack:1920kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:16kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1756 all_unreclaimable? yes [ 237.826621] lowmem_reserve[]: 0 3504 3504 [ 237.826644] Normal free:32kB min:5580kB low:6972kB high:8368kB active_anon:11224kB inactive_anon:92kB active_file:28kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:108kB slab_reclaimable:11088kB slab_unreclaimable:133052kB kernel_stack:2752kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:888 all_unreclaimable? yes [ 237.826651] lowmem_reserve[]: 0 0 0 [ 237.826696] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 237.826722] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 237.826724] 83 total pagecache pages [ 237.826727] 0 pages in swap cache [ 237.826731] Swap cache stats: add 0, delete 0, find 0/0 [ 237.826733] Free swap = 0kB [ 237.826735] Total swap = 0kB [ 237.826737] 1965979 pages RAM [ 237.826739] 0 pages HighMem/MovableOnly [ 237.826741] 313294 pages reserved [ 238.365369] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 238.365369] to free 136kB on behalf of 'syz-execprog' (2077) because [ 238.365369] cache 140kB is below limit 6144kB for oom_score_adj 0 [ 238.365369] Free memory is 2980kB above reserved [ 239.375691] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 239.375691] to free 136kB on behalf of 'udevd' (468) because [ 239.375691] cache 148kB is below limit 6144kB for oom_score_adj 0 [ 239.375691] Free memory is -5192kB above reserved [ 239.841261] vmalloc: allocation failure, allocated 1404526592 of 4221095936 bytes [ 239.841268] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 239.841278] CPU: 1 PID: 2809 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 239.841290] 0000000000000000 482345421fbef5a0 ffff880155eafa78 ffffffff81aad1a1 [ 239.841298] 1ffff1002abd5f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 239.841308] ffffffff82895020 ffff880155eafb88 ffffffff8148c0cb dffffc0000000000 [ 239.841309] Call Trace: [ 239.841326] [] dump_stack+0xc1/0x120 [ 239.841336] [] warn_alloc_failed.cold+0x78/0x99 [ 239.841345] [] ? zone_watermark_ok_safe+0x290/0x290 [ 239.841354] [] __vmalloc_node_range+0x408/0x650 [ 239.841364] [] ? xt_alloc_table_info+0xc8/0x100 [ 239.841371] [] vmalloc+0x5c/0x70 [ 239.841378] [] ? xt_alloc_table_info+0xc8/0x100 [ 239.841385] [] xt_alloc_table_info+0xc8/0x100 [ 239.841395] [] do_ip6t_set_ctl+0x225/0x450 [ 239.841403] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 239.841411] [] ? mutex_unlock+0x9/0x10 [ 239.841421] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 2019/08/31 11:27:50 executed programs: 96 [ 239.841428] [] nf_setsockopt+0x6d/0xc0 [ 239.841436] [] ipv6_setsockopt+0x10b/0x140 [ 239.841444] [] tcp_setsockopt+0x8a/0xe0 [ 239.841452] [] sock_common_setsockopt+0x9a/0xe0 [ 239.841461] [] SyS_setsockopt+0x159/0x240 [ 239.841468] [] ? SyS_recv+0x40/0x40 [ 239.841476] [] ? retint_user+0x18/0x3c [ 239.841486] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 239.841494] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 239.841496] Mem-Info: [ 239.841519] active_anon:5064 inactive_anon:41 isolated_anon:0 [ 239.841519] active_file:23 inactive_file:10 isolated_file:0 [ 239.841519] unevictable:0 dirty:0 writeback:0 unstable:0 [ 239.841519] slab_reclaimable:5032 slab_unreclaimable:56521 [ 239.841519] mapped:17 shmem:48 pagetables:414 bounce:0 [ 239.841519] free:985 free_pcp:0 free_cma:0 [ 239.841542] DMA32 free:4008kB min:4696kB low:5868kB high:7044kB active_anon:9032kB inactive_anon:72kB active_file:92kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:84kB slab_reclaimable:9040kB slab_unreclaimable:93036kB kernel_stack:1920kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:348 all_unreclaimable? no [ 239.841549] lowmem_reserve[]: 0 3504 3504 [ 239.841573] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11224kB inactive_anon:92kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:100kB shmem:108kB slab_reclaimable:11088kB slab_unreclaimable:133048kB kernel_stack:2752kB pagetables:920kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 239.841580] lowmem_reserve[]: 0 0 0 [ 239.841620] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 239.841645] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 239.841648] 100 total pagecache pages [ 239.841650] 0 pages in swap cache [ 239.841654] Swap cache stats: add 0, delete 0, find 0/0 [ 239.841656] Free swap = 0kB [ 239.841658] Total swap = 0kB [ 239.841660] 1965979 pages RAM [ 239.841662] 0 pages HighMem/MovableOnly [ 239.841664] 313294 pages reserved [ 240.385305] lowmemorykiller: Killing 'syz-executor.1' (2810) (tgid 2803), adj 1000, [ 240.385305] to free 136kB on behalf of 'syz-execprog' (2077) because [ 240.385305] cache 356kB is below limit 6144kB for oom_score_adj 0 [ 240.385305] Free memory is 2220kB above reserved [ 241.088860] vmalloc: allocation failure, allocated 1730686976 of 4221095936 bytes ** 79 printk messages dropped ** [ 243.622875] lowmem_reserve[]: 0 0 0 [ 243.622915] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 243.622941] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 243.622943] 106 total pagecache pages [ 243.622945] 0 pages in swap cache [ 243.622949] Swap cache stats: add 0, delete 0, find 0/0 [ 243.622951] Free swap = 0kB [ 243.622953] Total swap = 0kB [ 243.622955] 1965979 pages RAM [ 243.622957] 0 pages HighMem/MovableOnly [ 243.622960] 313294 pages reserved [ 243.635168] vmalloc: allocation failure, allocated 484311040 of 4221095936 bytes [ 243.635174] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 243.635181] CPU: 0 PID: 2839 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 243.635193] 0000000000000000 4a1d5e2da6d67ef8 ffff880014397a78 ffffffff81aad1a1 [ 243.635201] 1ffff10002872f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 243.635214] ffffffff82895020 ffff880014397b88 ffffffff8148c0cb 0000000000000000 [ 243.635216] Call Trace: [ 243.635229] [] dump_stack+0xc1/0x120 [ 243.635238] [] warn_alloc_failed.cold+0x78/0x99 [ 243.635245] [] ? zone_watermark_ok_safe+0x290/0x290 [ 243.635254] [] __vmalloc_node_range+0x408/0x650 [ 243.635262] [] ? xt_alloc_table_info+0xc8/0x100 [ 243.635268] [] vmalloc+0x5c/0x70 [ 243.635275] [] ? xt_alloc_table_info+0xc8/0x100 [ 243.635282] [] xt_alloc_table_info+0xc8/0x100 [ 243.635291] [] do_ip6t_set_ctl+0x225/0x450 [ 243.635299] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 243.635308] [] ? mutex_unlock+0x9/0x10 [ 243.635318] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 243.635326] [] nf_setsockopt+0x6d/0xc0 [ 243.635333] [] ipv6_setsockopt+0x10b/0x140 [ 243.635342] [] tcp_setsockopt+0x8a/0xe0 [ 243.635350] [] sock_common_setsockopt+0x9a/0xe0 [ 243.635359] [] SyS_setsockopt+0x159/0x240 [ 243.635367] [] ? SyS_recv+0x40/0x40 [ 243.635374] [] ? retint_user+0x18/0x3c [ 243.635384] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 243.635392] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 243.635424] Mem-Info: [ 243.635440] active_anon:5124 inactive_anon:41 isolated_anon:0 [ 243.635440] active_file:23 inactive_file:0 isolated_file:2 [ 243.635440] unevictable:0 dirty:0 writeback:0 unstable:0 [ 243.635440] slab_reclaimable:5053 slab_unreclaimable:56821 [ 243.635440] mapped:40 shmem:48 pagetables:454 bounce:0 [ 243.635440] free:995 free_pcp:0 free_cma:0 [ 243.635466] DMA32 free:3936kB min:4696kB low:5868kB high:7044kB active_anon:9068kB inactive_anon:64kB active_file:32kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:132kB shmem:76kB slab_reclaimable:9088kB slab_unreclaimable:93488kB kernel_stack:1888kB pagetables:780kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 243.635474] lowmem_reserve[]: 0 3504 3504 [ 243.635498] Normal free:44kB min:5580kB low:6972kB high:8368kB active_anon:11428kB inactive_anon:100kB active_file:60kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):8kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:28kB shmem:116kB slab_reclaimable:11124kB slab_unreclaimable:133796kB kernel_stack:2944kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 243.635505] lowmem_reserve[]: 0 0 0 [ 243.635541] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 243.635565] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 243.635567] 106 total pagecache pages [ 243.635569] 0 pages in swap cache [ 243.635572] Swap cache stats: add 0, delete 0, find 0/0 [ 243.635574] Free swap = 0kB [ 243.635576] Total swap = 0kB [ 243.635578] 1965979 pages RAM [ 243.635580] 0 pages HighMem/MovableOnly [ 243.635581] 313294 pages reserved [ 244.427227] lowmemorykiller: Killing 'syz-executor.0' (2855) (tgid 2855), adj 1000, [ 244.427227] to free 144kB on behalf of 'kswapd0' (28) because [ 244.427227] cache 1712kB is below limit 8192kB for oom_score_adj 1 [ 244.427227] Free memory is 6536kB above reserved [ 244.633728] vmalloc: allocation failure, allocated 166027264 of 4221095936 bytes [ 244.633734] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 244.633744] CPU: 1 PID: 2852 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 244.633759] 0000000000000000 76d82bb505fe0c99 ffff88012c6a7a78 ffffffff81aad1a1 [ 244.633760] vmalloc: allocation failure, allocated 230834176 of 4221095936 bytes [ 244.633760] [ 244.633764] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 244.633772] 1ffff100258d4f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 244.633779] ffffffff82895020 ffff88012c6a7b88 ffffffff8148c0cb 0000000000000000 [ 244.633781] Call Trace: [ 244.633796] [] dump_stack+0xc1/0x120 [ 244.633806] [] warn_alloc_failed.cold+0x78/0x99 [ 244.633814] [] ? zone_watermark_ok_safe+0x290/0x290 [ 244.633822] [] __vmalloc_node_range+0x408/0x650 [ 244.633831] [] ? xt_alloc_table_info+0xc8/0x100 [ 244.633837] [] vmalloc+0x5c/0x70 [ 244.633843] [] ? xt_alloc_table_info+0xc8/0x100 [ 244.633850] [] xt_alloc_table_info+0xc8/0x100 [ 244.633859] [] do_ip6t_set_ctl+0x225/0x450 [ 244.633866] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 244.633874] [] ? mutex_unlock+0x9/0x10 [ 244.633883] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 244.633890] [] nf_setsockopt+0x6d/0xc0 [ 244.633896] [] ipv6_setsockopt+0x10b/0x140 [ 244.633904] [] tcp_setsockopt+0x8a/0xe0 [ 244.633911] [] sock_common_setsockopt+0x9a/0xe0 [ 244.633919] [] SyS_setsockopt+0x159/0x240 [ 244.633926] [] ? SyS_recv+0x40/0x40 [ 244.633932] [] ? retint_user+0x18/0x3c [ 244.633942] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 244.633948] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 244.633951] Mem-Info: [ 244.633956] CPU: 0 PID: 2856 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 244.633970] active_anon:5133 inactive_anon:39 isolated_anon:0 [ 244.633970] active_file:34 inactive_file:39 isolated_file:0 [ 244.633970] unevictable:0 dirty:0 writeback:0 unstable:0 [ 244.633970] slab_reclaimable:5065 slab_unreclaimable:56662 [ 244.633970] mapped:48 shmem:48 pagetables:469 bounce:0 [ 244.633970] free:1010 free_pcp:0 free_cma:0 [ 244.633997] 0000000000000000 8271cd992cdbed2d [ 244.633998] DMA32 free:4004kB min:4696kB low:5868kB high:7044kB active_anon:9096kB inactive_anon:60kB active_file:56kB inactive_file:96kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:76kB slab_reclaimable:9120kB slab_unreclaimable:93144kB kernel_stack:1792kB pagetables:840kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:912 all_unreclaimable? yes [ 244.634001] ffff88019ddcfa78 [ 244.634003] lowmem_reserve[]: [ 244.634004] ffffffff81aad1a1 [ 244.634005] 0 [ 244.634006] [ 244.634009] 3504 [ 244.634010] 1ffff10033bb9f52 [ 244.634012] 3504 [ 244.634013] dffffc0000000000 [ 244.634014] [ 244.634038] 00000000024000c2 [ 244.634038] Normal free:36kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:96kB active_file:80kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:80kB shmem:116kB slab_reclaimable:11140kB slab_unreclaimable:133504kB kernel_stack:2944kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:844 all_unreclaimable? yes [ 244.634041] 0000000000000000 [ 244.634042] lowmem_reserve[]: [ 244.634042] [ 244.634045] 0 [ 244.634046] ffffffff82895020 [ 244.634048] 0 [ 244.634050] ffff88019ddcfb88 [ 244.634052] 0 [ 244.634053] ffffffff8148c0cb [ 244.634053] [ 244.634056] 0000000000000000 [ 244.634057] DMA32: [ 244.634057] [ 244.634060] 1*4kB [ 244.634060] Call Trace: [ 244.634068] (H) [ 244.634069] [] dump_stack+0xc1/0x120 [ 244.634077] 2*8kB [ 244.634078] [] warn_alloc_failed.cold+0x78/0x99 [ 244.634085] (H) [ 244.634086] [] ? zone_watermark_ok_safe+0x290/0x290 [ 244.634093] 1*16kB [ 244.634094] [] __vmalloc_node_range+0x408/0x650 [ 244.634107] (H) [ 244.634107] [] ? xt_alloc_table_info+0xc8/0x100 [ 244.634115] 2*32kB [ 244.634115] [] vmalloc+0x5c/0x70 [ 244.634122] (H) [ 244.634123] [] ? xt_alloc_table_info+0xc8/0x100 [ 244.634131] 3*64kB [ 244.634131] [] xt_alloc_table_info+0xc8/0x100 [ 244.634139] (H) [ 244.634140] [] do_ip6t_set_ctl+0x225/0x450 [ 244.634149] 3*128kB [ 244.634149] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 244.634157] (H) [ 244.634157] [] ? mutex_unlock+0x9/0x10 [ 244.634166] 3*256kB [ 244.634166] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 244.634174] (H) [ 244.634174] [] nf_setsockopt+0x6d/0xc0 [ 244.634182] 1*512kB [ 244.634182] [] ipv6_setsockopt+0x10b/0x140 [ 244.634189] (H) [ 244.634189] [] tcp_setsockopt+0x8a/0xe0 [ 244.634197] 2*1024kB [ 244.634198] [] sock_common_setsockopt+0x9a/0xe0 [ 244.634205] (H) [ 244.634206] [] SyS_setsockopt+0x159/0x240 [ 244.634214] 0*2048kB [ 244.634214] [] ? SyS_recv+0x40/0x40 [ 244.634222] 0*4096kB [ 244.634222] [] ? retint_user+0x18/0x3c [ 244.634224] = 4004kB [ 244.634231] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 244.634238] Normal: [ 244.634239] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 244.634241] 0*4kB [ 244.634242] Mem-Info: [ 244.634257] 0*8kB [ 244.634258] active_anon:5133 inactive_anon:39 isolated_anon:0 [ 244.634258] active_file:34 inactive_file:39 isolated_file:0 [ 244.634258] unevictable:0 dirty:0 writeback:0 unstable:0 [ 244.634258] slab_reclaimable:5065 slab_unreclaimable:56662 [ 244.634258] mapped:48 shmem:48 pagetables:469 bounce:0 [ 244.634258] free:1010 free_pcp:0 free_cma:0 [ 244.634282] 0*16kB [ 244.634282] DMA32 free:4004kB min:4696kB low:5868kB high:7044kB active_anon:9096kB inactive_anon:60kB active_file:56kB inactive_file:96kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:112kB shmem:76kB slab_reclaimable:9120kB slab_unreclaimable:93144kB kernel_stack:1792kB pagetables:840kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:912 all_unreclaimable? yes [ 244.634285] 0*32kB [ 244.634287] lowmem_reserve[]: [ 244.634288] 0*64kB [ 244.634291] 0 [ 244.634292] 0*128kB [ 244.634294] 3504 [ 244.634296] 0*256kB [ 244.634298] 3504 [ 244.634299] 0*512kB [ 244.634299] [ 244.634323] 0*1024kB [ 244.634324] Normal free:36kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:96kB active_file:80kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:80kB shmem:116kB slab_reclaimable:11140kB slab_unreclaimable:133504kB kernel_stack:2944kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:844 all_unreclaimable? yes [ 244.634326] 0*2048kB [ 244.634328] lowmem_reserve[]: [ 244.634330] 0*4096kB [ 244.634331] 0 [ 244.634332] = 0kB [ 244.634334] 0 [ 244.634335] 102 total pagecache pages [ 244.634337] 0 [ 244.634339] 0 pages in swap cache [ 244.634343] DMA32: [ 244.634343] Swap cache stats: add 0, delete 0, find 0/0 [ 244.634346] 1*4kB [ 244.634347] Free swap = 0kB [ 244.634349] (H) [ 244.634350] Total swap = 0kB [ 244.634353] 2*8kB [ 244.634353] 1965979 pages RAM [ 244.634356] (H) [ 244.634356] 0 pages HighMem/MovableOnly [ 244.634359] 1*16kB [ 244.634360] 313294 pages reserved [ 244.634383] (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 244.634405] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 244.634407] 102 total pagecache pages [ 244.634409] 0 pages in swap cache [ 244.634412] Swap cache stats: add 0, delete 0, find 0/0 [ 244.634414] Free swap = 0kB [ 244.634415] Total swap = 0kB [ 244.634417] 1965979 pages RAM [ 244.634419] 0 pages HighMem/MovableOnly [ 244.634421] 313294 pages reserved [ 245.435472] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 245.435472] to free 140kB on behalf of 'kswapd0' (28) because [ 245.435472] cache 216kB is below limit 6144kB for oom_score_adj 0 [ 245.435472] Free memory is 4636kB above reserved [ 246.445332] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 246.445332] to free 140kB on behalf of 'kswapd0' (28) because [ 246.445332] cache 152kB is below limit 6144kB for oom_score_adj 0 [ 246.445332] Free memory is -5928kB above reserved [ 247.476113] lowmemorykiller: Killing 'syz-executor.1' (2860) (tgid 2859), adj 1000, [ 247.476113] to free 152kB on behalf of 'kswapd0' (28) because [ 247.476113] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 247.476113] Free memory is 5524kB above reserved [ 248.274915] vmalloc: allocation failure, allocated 708288512 of 4221095936 bytes [ 248.274920] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 248.274930] CPU: 1 PID: 2860 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 248.274942] 0000000000000000 a7272c5fdfbeb1fe ffff880041fafa78 ffffffff81aad1a1 [ 248.274951] 1ffff100083f5f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 248.274960] ffffffff82895020 ffff880041fafb88 ffffffff8148c0cb dffffc0000000000 [ 248.274962] Call Trace: [ 248.274977] [] dump_stack+0xc1/0x120 [ 248.274989] [] warn_alloc_failed.cold+0x78/0x99 [ 248.274998] [] ? zone_watermark_ok_safe+0x290/0x290 [ 248.275007] [] __vmalloc_node_range+0x408/0x650 [ 248.275016] [] ? xt_alloc_table_info+0xc8/0x100 [ 248.275023] [] vmalloc+0x5c/0x70 [ 248.275030] [] ? xt_alloc_table_info+0xc8/0x100 [ 248.275038] [] xt_alloc_table_info+0xc8/0x100 [ 248.275047] [] do_ip6t_set_ctl+0x225/0x450 [ 248.275055] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 248.275064] [] ? mutex_unlock+0x9/0x10 [ 248.275074] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 248.275082] [] nf_setsockopt+0x6d/0xc0 [ 248.275089] [] ipv6_setsockopt+0x10b/0x140 [ 248.275097] [] tcp_setsockopt+0x8a/0xe0 [ 248.275105] [] sock_common_setsockopt+0x9a/0xe0 [ 248.275113] [] SyS_setsockopt+0x159/0x240 [ 248.275120] [] ? SyS_recv+0x40/0x40 [ 248.275128] [] ? retint_user+0x18/0x3c [ 248.275138] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 248.275146] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 248.275149] Mem-Info: [ 248.275165] active_anon:5109 inactive_anon:41 isolated_anon:0 [ 248.275165] active_file:61 inactive_file:30 isolated_file:0 [ 248.275165] unevictable:0 dirty:0 writeback:0 unstable:0 [ 248.275165] slab_reclaimable:5078 slab_unreclaimable:56508 [ 248.275165] mapped:51 shmem:48 pagetables:439 bounce:0 [ 248.275165] free:1021 free_pcp:0 free_cma:0 [ 248.275191] DMA32 free:4064kB min:4696kB low:5868kB high:7044kB active_anon:9108kB inactive_anon:60kB active_file:144kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:176kB shmem:72kB slab_reclaimable:9152kB slab_unreclaimable:92712kB kernel_stack:1888kB pagetables:752kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 248.275198] lowmem_reserve[]: 0 3504 3504 [ 248.275223] Normal free:20kB min:5580kB low:6972kB high:8368kB active_anon:11328kB inactive_anon:104kB active_file:100kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:28kB shmem:120kB slab_reclaimable:11160kB slab_unreclaimable:133320kB kernel_stack:2912kB pagetables:1004kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:40 all_unreclaimable? no [ 248.311812] lowmem_reserve[]: 0 0 0 [ 248.311854] DMA32: 533*4kB (UMH) 484*8kB (UMH) 2*16kB (MH) 95*32kB (UH) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 12980kB [ 248.311883] Normal: 669*4kB (UM) 639*8kB (UM) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 7788kB [ 248.311885] 127 total pagecache pages [ 248.311888] 0 pages in swap cache [ 248.311892] Swap cache stats: add 0, delete 0, find 0/0 [ 248.311894] Free swap = 0kB [ 248.311896] Total swap = 0kB [ 248.311899] 1965979 pages RAM [ 248.311901] 0 pages HighMem/MovableOnly [ 248.311903] 313294 pages reserved [ 248.485337] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 248.485337] to free 140kB on behalf of 'syz-executor.1' (2105) because [ 248.485337] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 248.485337] Free memory is 2888kB above reserved [ 248.485348] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 248.485348] to free 140kB on behalf of 'syz-execprog' (2077) because [ 248.485348] cache 264kB is below limit 6144kB for oom_score_adj 0 [ 248.485348] Free memory is 3208kB above reserved [ 249.008740] vmalloc: allocation failure, allocated 2453577728 of 4221095936 bytes [ 249.008746] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 249.008755] CPU: 0 PID: 2843 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 249.008767] 0000000000000000 617ba77c530abdbf ffff8801af38fa78 ffffffff81aad1a1 [ 249.008776] 1ffff10035e71f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 249.008785] ffffffff82895020 ffff8801af38fb88 ffffffff8148c0cb dffffc0000000000 [ 249.008787] Call Trace: [ 249.008804] [] dump_stack+0xc1/0x120 [ 249.008815] [] warn_alloc_failed.cold+0x78/0x99 [ 249.008824] [] ? zone_watermark_ok_safe+0x290/0x290 [ 249.008833] [] __vmalloc_node_range+0x408/0x650 [ 249.008842] [] ? xt_alloc_table_info+0xc8/0x100 [ 249.008849] [] vmalloc+0x5c/0x70 [ 249.008856] [] ? xt_alloc_table_info+0xc8/0x100 [ 249.008863] [] xt_alloc_table_info+0xc8/0x100 [ 249.008874] [] do_ip6t_set_ctl+0x225/0x450 [ 249.008882] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 249.008891] [] ? mutex_unlock+0x9/0x10 [ 249.008902] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 249.008909] [] nf_setsockopt+0x6d/0xc0 [ 249.008917] [] ipv6_setsockopt+0x10b/0x140 [ 249.008925] [] tcp_setsockopt+0x8a/0xe0 [ 249.008934] [] sock_common_setsockopt+0x9a/0xe0 [ 249.008943] [] SyS_setsockopt+0x159/0x240 [ 249.008950] [] ? SyS_recv+0x40/0x40 [ 249.008957] [] ? retint_user+0x18/0x3c [ 249.008968] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 249.008975] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 249.008978] Mem-Info: [ 249.008995] active_anon:5087 inactive_anon:41 isolated_anon:0 [ 249.008995] active_file:0 inactive_file:7 isolated_file:10 [ 249.008995] unevictable:0 dirty:0 writeback:0 unstable:0 [ 249.008995] slab_reclaimable:5079 slab_unreclaimable:56560 [ 249.008995] mapped:63 shmem:48 pagetables:430 bounce:0 [ 249.008995] free:999 free_pcp:350 free_cma:0 [ 249.009021] DMA32 free:4084kB min:4696kB low:5868kB high:7044kB active_anon:9076kB inactive_anon:60kB active_file:36kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):40kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:72kB slab_reclaimable:9152kB slab_unreclaimable:92808kB kernel_stack:1792kB pagetables:720kB unstable:0kB bounce:0kB free_pcp:700kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 249.009028] lowmem_reserve[]: 0 3504 3504 [ 249.009052] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11272kB inactive_anon:104kB active_file:0kB inactive_file:12kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:100kB shmem:120kB slab_reclaimable:11164kB slab_unreclaimable:133432kB kernel_stack:2784kB pagetables:1000kB unstable:0kB bounce:0kB free_pcp:700kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 249.009059] lowmem_reserve[]: 0 0 0 [ 249.009098] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 249.009124] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 249.009126] 151 total pagecache pages [ 249.009129] 0 pages in swap cache [ 249.009133] Swap cache stats: add 0, delete 0, find 0/0 [ 249.009135] Free swap = 0kB [ 249.009137] Total swap = 0kB [ 249.009139] 1965979 pages RAM [ 249.009141] 0 pages HighMem/MovableOnly [ 249.009143] 313294 pages reserved [ 249.495307] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 249.495307] to free 140kB on behalf of 'syz-executor.4' (2847) because [ 249.495307] cache 844kB is below limit 6144kB for oom_score_adj 0 [ 249.495307] Free memory is 3012kB above reserved [ 249.495322] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 249.495322] to free 140kB on behalf of 'kswapd0' (28) because [ 249.495322] cache 844kB is below limit 6144kB for oom_score_adj 0 [ 249.495322] Free memory is 3012kB above reserved [ 250.506508] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 250.506508] to free 140kB on behalf of 'kswapd0' (28) because [ 250.506508] cache 164kB is below limit 6144kB for oom_score_adj 0 [ 250.506508] Free memory is 5480kB above reserved [ 251.545614] lowmemorykiller: Killing 'syz-executor.5' (2867) (tgid 2866), adj 1000, [ 251.545614] to free 364kB on behalf of 'syz-executor.1' (2875) because [ 251.545614] cache 1140kB is below limit 65536kB for oom_score_adj 12 [ 251.545614] Free memory is 53336kB above reserved [ 252.555365] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 252.555365] to free 140kB on behalf of 'syz-execprog' (2077) because [ 252.555365] cache 180kB is below limit 6144kB for oom_score_adj 0 [ 252.555365] Free memory is -3248kB above reserved [ 253.565337] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 253.565337] to free 140kB on behalf of 'syz-executor.1' (2873) because [ 253.565337] cache 256kB is below limit 6144kB for oom_score_adj 0 [ 253.565337] Free memory is -11260kB above reserved [ 253.565349] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 253.565349] to free 140kB on behalf of 'syz-executor.2' (2850) because [ 253.565349] cache 256kB is below limit 6144kB for oom_score_adj 0 [ 253.565349] Free memory is -11260kB above reserved [ 254.413916] vmalloc: allocation failure, allocated 1293697024 of 4221095936 bytes [ 254.413922] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 254.413931] CPU: 1 PID: 2867 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 254.413943] 0000000000000000 cb6b47ac7f1afbb9 ffff88003b8bfa78 ffffffff81aad1a1 [ 254.413952] 1ffff10007717f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 254.413961] ffffffff82895020 ffff88003b8bfb88 ffffffff8148c0cb dffffc0000000000 [ 254.413962] Call Trace: [ 254.413978] [] dump_stack+0xc1/0x120 [ 254.413988] [] warn_alloc_failed.cold+0x78/0x99 [ 254.413997] [] ? zone_watermark_ok_safe+0x290/0x290 [ 254.414007] [] __vmalloc_node_range+0x408/0x650 [ 254.414016] [] ? xt_alloc_table_info+0xc8/0x100 [ 254.414023] [] vmalloc+0x5c/0x70 [ 254.414030] [] ? xt_alloc_table_info+0xc8/0x100 [ 254.414037] [] xt_alloc_table_info+0xc8/0x100 [ 254.414048] [] do_ip6t_set_ctl+0x225/0x450 [ 254.414056] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 254.414066] [] ? mutex_unlock+0x9/0x10 [ 254.414077] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 254.414084] [] nf_setsockopt+0x6d/0xc0 [ 254.414092] [] ipv6_setsockopt+0x10b/0x140 [ 254.414101] [] tcp_setsockopt+0x8a/0xe0 [ 254.414108] [] sock_common_setsockopt+0x9a/0xe0 [ 254.414117] [] SyS_setsockopt+0x159/0x240 [ 254.414125] [] ? SyS_recv+0x40/0x40 [ 254.414132] [] ? retint_user+0x18/0x3c [ 254.414142] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 254.414150] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 254.414152] Mem-Info: [ 254.414169] active_anon:5111 inactive_anon:38 isolated_anon:0 [ 254.414169] active_file:0 inactive_file:16 isolated_file:0 [ 254.414169] unevictable:0 dirty:0 writeback:0 unstable:0 [ 254.414169] slab_reclaimable:5124 slab_unreclaimable:56787 [ 254.414169] mapped:70 shmem:48 pagetables:449 bounce:0 [ 254.414169] free:994 free_pcp:0 free_cma:0 [ 254.414194] DMA32 free:4000kB min:4696kB low:5868kB high:7044kB active_anon:9060kB inactive_anon:64kB active_file:0kB inactive_file:76kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:244kB shmem:80kB slab_reclaimable:9208kB slab_unreclaimable:93092kB kernel_stack:1888kB pagetables:756kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 254.414201] lowmem_reserve[]: 0 3504 3504 [ 254.414226] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11384kB inactive_anon:88kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:112kB slab_reclaimable:11288kB slab_unreclaimable:134056kB kernel_stack:2848kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:12 all_unreclaimable? yes [ 254.414233] lowmem_reserve[]: 0 0 0 [ 254.414283] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 254.414309] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 254.414311] 112 total pagecache pages [ 254.414313] 0 pages in swap cache [ 254.414317] Swap cache stats: add 0, delete 0, find 0/0 [ 254.414320] Free swap = 0kB [ 254.414322] Total swap = 0kB [ 254.414324] 1965979 pages RAM [ 254.414326] 0 pages HighMem/MovableOnly [ 254.414328] 313294 pages reserved [ 254.575378] lowmemorykiller: Killing 'syz-executor.0' (2843) (tgid 2842), adj 1000, [ 254.575378] to free 140kB on behalf of 'blkid' (2872) because [ 254.575378] cache 156kB is below limit 6144kB for oom_score_adj 0 [ 254.575378] Free memory is 2964kB above reserved [ 255.585376] lowmemorykiller: Killing 'syz-executor.2' (2850) (tgid 2838), adj 1000, [ 255.585376] to free 132kB on behalf of 'blkid' (2871) because [ 255.585376] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 255.585376] Free memory is 4332kB above reserved [ 255.652697] vmalloc: allocation failure, allocated 2168414208 of 4221095936 bytes [ 255.652703] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 255.652712] CPU: 1 PID: 2850 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 255.652723] 0000000000000000 6183851793af5445 ffff88019c1d7a78 ffffffff81aad1a1 [ 255.652732] 1ffff1003383af52 dffffc0000000000 00000000024000c2 0000000000000000 [ 255.652741] ffffffff82895020 ffff88019c1d7b88 ffffffff8148c0cb dffffc0000000000 [ 255.652743] Call Trace: [ 255.652759] [] dump_stack+0xc1/0x120 [ 255.652770] [] warn_alloc_failed.cold+0x78/0x99 [ 255.652779] [] ? zone_watermark_ok_safe+0x290/0x290 [ 255.652788] [] __vmalloc_node_range+0x408/0x650 [ 255.652797] [] ? xt_alloc_table_info+0xc8/0x100 [ 255.652804] [] vmalloc+0x5c/0x70 [ 255.652811] [] ? xt_alloc_table_info+0xc8/0x100 [ 255.652818] [] xt_alloc_table_info+0xc8/0x100 [ 255.652828] [] do_ip6t_set_ctl+0x225/0x450 [ 255.652836] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 255.652846] [] ? mutex_unlock+0x9/0x10 [ 255.652857] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 255.652865] [] nf_setsockopt+0x6d/0xc0 [ 255.652873] [] ipv6_setsockopt+0x10b/0x140 [ 255.652883] [] tcp_setsockopt+0x8a/0xe0 [ 255.652890] [] sock_common_setsockopt+0x9a/0xe0 [ 255.652898] [] SyS_setsockopt+0x159/0x240 [ 255.652905] [] ? SyS_recv+0x40/0x40 [ 255.652914] [] ? SyS_clock_gettime+0x118/0x1e0 [ 255.652924] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 255.652932] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 255.652935] Mem-Info: [ 255.652951] active_anon:5104 inactive_anon:38 isolated_anon:0 [ 255.652951] active_file:4 inactive_file:23 isolated_file:0 [ 255.652951] unevictable:0 dirty:0 writeback:0 unstable:0 [ 255.652951] slab_reclaimable:5124 slab_unreclaimable:56665 [ 255.652951] mapped:5 shmem:48 pagetables:441 bounce:0 [ 255.652951] free:989 free_pcp:0 free_cma:0 [ 255.652976] DMA32 free:3984kB min:4696kB low:5868kB high:7044kB active_anon:9052kB inactive_anon:64kB active_file:0kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:80kB slab_reclaimable:9208kB slab_unreclaimable:92784kB kernel_stack:1888kB pagetables:728kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 255.652984] lowmem_reserve[]: 0 3504 3504 [ 255.653008] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11364kB inactive_anon:88kB active_file:40kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:11288kB slab_unreclaimable:133876kB kernel_stack:2848kB pagetables:1036kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1024 all_unreclaimable? yes [ 255.653015] lowmem_reserve[]: 0 0 0 [ 255.653056] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 2*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 4004kB [ 255.653082] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 255.653084] 101 total pagecache pages [ 255.653086] 0 pages in swap cache [ 255.653090] Swap cache stats: add 0, delete 0, find 0/0 [ 255.653092] Free swap = 0kB [ 255.653094] Total swap = 0kB [ 255.653096] 1965979 pages RAM [ 255.653098] 0 pages HighMem/MovableOnly [ 255.653100] 313294 pages reserved [ 256.626502] lowmemorykiller: Killing 'syz-executor.2' (2850) (tgid 2838), adj 1000, [ 256.626502] to free 132kB on behalf of 'syz-execprog' (2086) because [ 256.626502] cache 2044kB is below limit 65536kB for oom_score_adj 12 [ 256.626502] Free memory is 63344kB above reserved [ 257.635329] lowmemorykiller: Killing 'syz-executor.2' (2850) (tgid 2838), adj 1000, [ 257.635329] to free 132kB on behalf of 'syz-executor.3' (2876) because [ 257.635329] cache 408kB is below limit 6144kB for oom_score_adj 0 [ 257.635329] Free memory is 3164kB above reserved [ 257.635340] lowmemorykiller: Killing 'syz-executor.2' (2850) (tgid 2838), adj 1000, [ 257.635340] to free 132kB on behalf of 'kswapd0' (28) because [ 257.635340] cache 260kB is below limit 6144kB for oom_score_adj 0 [ 257.635340] Free memory is 3292kB above reserved [ 258.648306] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 258.648306] to free 136kB on behalf of 'kswapd0' (28) because [ 258.648306] cache 332kB is below limit 8192kB for oom_score_adj 1 [ 258.648306] Free memory is 8000kB above reserved [ 259.655322] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 259.655322] to free 136kB on behalf of 'syz-executor.0' (2883) because [ 259.655322] cache 280kB is below limit 6144kB for oom_score_adj 0 [ 259.655322] Free memory is -7080kB above reserved [ 259.655334] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 259.655334] to free 136kB on behalf of 'kswapd0' (28) because [ 259.655334] cache 280kB is below limit 6144kB for oom_score_adj 0 [ 259.655334] Free memory is -7224kB above reserved [ 260.353406] vmalloc: allocation failure, allocated 1291616256 of 4221095936 bytes [ 260.353412] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 260.353421] CPU: 1 PID: 2869 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 260.353434] 0000000000000000 81cb93ae2c8dc8f7 ffff8801a918fa78 ffffffff81aad1a1 [ 260.353442] 1ffff10035231f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 260.353451] ffffffff82895020 ffff8801a918fb88 ffffffff8148c0cb 0000000000000000 [ 260.353452] Call Trace: [ 260.353457] vmalloc: allocation failure, allocated 2624356352 of 4221095936 bytes [ 260.353471] [] dump_stack+0xc1/0x120 [ 260.353474] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 260.353484] [] warn_alloc_failed.cold+0x78/0x99 [ 260.353492] [] ? zone_watermark_ok_safe+0x290/0x290 [ 260.353500] [] __vmalloc_node_range+0x408/0x650 [ 260.353509] [] ? xt_alloc_table_info+0xc8/0x100 [ 260.353515] [] vmalloc+0x5c/0x70 [ 260.353521] [] ? xt_alloc_table_info+0xc8/0x100 [ 260.353527] [] xt_alloc_table_info+0xc8/0x100 [ 260.353536] [] do_ip6t_set_ctl+0x225/0x450 [ 260.353543] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 260.353551] [] ? mutex_unlock+0x9/0x10 [ 260.353560] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 260.353567] [] nf_setsockopt+0x6d/0xc0 [ 260.353573] [] ipv6_setsockopt+0x10b/0x140 [ 260.353581] [] tcp_setsockopt+0x8a/0xe0 [ 260.353588] [] sock_common_setsockopt+0x9a/0xe0 [ 260.353596] [] SyS_setsockopt+0x159/0x240 [ 260.353602] [] ? SyS_recv+0x40/0x40 [ 260.353609] [] ? retint_user+0x18/0x3c [ 260.353617] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 260.353623] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 260.353626] Mem-Info: [ 260.353631] CPU: 0 PID: 2847 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 260.353645] active_anon:5144 inactive_anon:39 isolated_anon:0 [ 260.353645] active_file:43 inactive_file:0 isolated_file:0 [ 260.353645] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.353645] slab_reclaimable:5134 slab_unreclaimable:56734 [ 260.353645] mapped:21 shmem:48 pagetables:446 bounce:0 [ 260.353645] free:997 free_pcp:0 free_cma:0 [ 260.353670] 0000000000000000 [ 260.353671] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9024kB inactive_anon:64kB active_file:116kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:80kB slab_reclaimable:9236kB slab_unreclaimable:92728kB kernel_stack:1792kB pagetables:724kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? no [ 260.353674] e31ce6dbf1691dc0 [ 260.353676] lowmem_reserve[]: [ 260.353677] ffff88003da97a78 [ 260.353679] 0 [ 260.353681] ffffffff81aad1a1 [ 260.353682] 3504 [ 260.353682] [ 260.353685] 3504 [ 260.353686] 1ffff10007b52f52 [ 260.353687] [ 260.353711] dffffc0000000000 [ 260.353711] Normal free:16kB min:5580kB low:6972kB high:8368kB active_anon:11552kB inactive_anon:92kB active_file:56kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:48kB shmem:112kB slab_reclaimable:11300kB slab_unreclaimable:134208kB kernel_stack:2848kB pagetables:1060kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 260.353714] 00000000024000c2 [ 260.353716] lowmem_reserve[]: [ 260.353717] 0000000000000000 [ 260.353718] 0 [ 260.353718] [ 260.353721] 0 [ 260.353723] ffffffff82895020 [ 260.353725] 0 [ 260.353726] ffff88003da97b88 [ 260.353726] [ 260.353729] ffffffff8148c0cb [ 260.353731] DMA32: [ 260.353733] dffffc0000000000 [ 260.353734] 1*4kB [ 260.353734] [ 260.353737] (H) [ 260.353737] Call Trace: [ 260.353746] 2*8kB [ 260.353746] [] dump_stack+0xc1/0x120 [ 260.353761] (H) [ 260.353761] [] warn_alloc_failed.cold+0x78/0x99 [ 260.353770] 1*16kB [ 260.353770] [] ? zone_watermark_ok_safe+0x290/0x290 [ 260.353779] (H) 1*32kB [ 260.353780] [] __vmalloc_node_range+0x408/0x650 [ 260.353787] (H) [ 260.353788] [] ? xt_alloc_table_info+0xc8/0x100 [ 260.353795] 3*64kB [ 260.353796] [] vmalloc+0x5c/0x70 [ 260.353803] (H) [ 260.353804] [] ? xt_alloc_table_info+0xc8/0x100 [ 260.353812] 3*128kB [ 260.353812] [] xt_alloc_table_info+0xc8/0x100 [ 260.353820] (H) [ 260.353821] [] do_ip6t_set_ctl+0x225/0x450 [ 260.353829] 3*256kB [ 260.353830] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 260.353838] (H) [ 260.353838] [] ? mutex_unlock+0x9/0x10 [ 260.353847] 1*512kB [ 260.353847] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 260.353855] (H) [ 260.353855] [] nf_setsockopt+0x6d/0xc0 [ 260.353863] 2*1024kB [ 260.353863] [] ipv6_setsockopt+0x10b/0x140 [ 260.353870] (H) [ 260.353871] [] tcp_setsockopt+0x8a/0xe0 [ 260.353878] 0*2048kB [ 260.353878] [] sock_common_setsockopt+0x9a/0xe0 [ 260.353887] 0*4096kB [ 260.353887] [] SyS_setsockopt+0x159/0x240 [ 260.353889] = 3972kB [ 260.353896] [] ? SyS_recv+0x40/0x40 [ 260.353902] Normal: [ 260.353903] [] ? retint_user+0x18/0x3c [ 260.353911] 0*4kB [ 260.353912] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 260.353920] 0*8kB [ 260.353920] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 260.353923] 0*16kB [ 260.353923] Mem-Info: [ 260.353938] 0*32kB [ 260.353939] active_anon:5144 inactive_anon:39 isolated_anon:0 [ 260.353939] active_file:43 inactive_file:0 isolated_file:0 [ 260.353939] unevictable:0 dirty:0 writeback:0 unstable:0 [ 260.353939] slab_reclaimable:5134 slab_unreclaimable:56734 [ 260.353939] mapped:21 shmem:48 pagetables:446 bounce:0 [ 260.353939] free:997 free_pcp:0 free_cma:0 [ 260.353963] 0*64kB [ 260.353964] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9024kB inactive_anon:64kB active_file:116kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:36kB shmem:80kB slab_reclaimable:9236kB slab_unreclaimable:92728kB kernel_stack:1792kB pagetables:724kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:864 all_unreclaimable? no [ 260.353966] 0*128kB [ 260.353968] lowmem_reserve[]: [ 260.353970] 0*256kB [ 260.353972] 0 [ 260.353973] 0*512kB [ 260.353975] 3504 [ 260.353977] 0*1024kB [ 260.353979] 3504 [ 260.353980] 0*2048kB [ 260.353980] [ 260.354004] 0*4096kB [ 260.354005] Normal free:16kB min:5580kB low:6972kB high:8368kB active_anon:11552kB inactive_anon:92kB active_file:56kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:48kB shmem:112kB slab_reclaimable:11300kB slab_unreclaimable:134208kB kernel_stack:2848kB pagetables:1060kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 260.354007] = 0kB [ 260.354009] lowmem_reserve[]: [ 260.354010] 81 total pagecache pages [ 260.354013] 0 0 [ 260.354014] 0 pages in swap cache [ 260.354018] 0 [ 260.354019] Swap cache stats: add 0, delete 0, find 0/0 [ 260.354020] [ 260.354021] Free swap = 0kB [ 260.354024] DMA32: [ 260.354024] Total swap = 0kB [ 260.354027] 1*4kB [ 260.354028] 1965979 pages RAM [ 260.354030] (H) [ 260.354031] 0 pages HighMem/MovableOnly [ 260.354034] 2*8kB [ 260.354034] 313294 pages reserved [ 260.354060] (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 260.354082] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 260.354084] 81 total pagecache pages [ 260.354086] 0 pages in swap cache [ 260.354088] Swap cache stats: add 0, delete 0, find 0/0 [ 260.354090] Free swap = 0kB [ 260.354092] Total swap = 0kB [ 260.354093] 1965979 pages RAM [ 260.354095] 0 pages HighMem/MovableOnly [ 260.354097] 313294 pages reserved [ 260.675368] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 260.675368] to free 136kB on behalf of 'syz-executor.0' (2883) because [ 260.675368] cache 520kB is below limit 6144kB for oom_score_adj 0 [ 260.675368] Free memory is 2948kB above reserved [ 261.691796] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 261.691796] to free 136kB on behalf of 'kswapd0' (28) because [ 261.691796] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 261.691796] Free memory is 5552kB above reserved [ 262.723139] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 262.723139] to free 136kB on behalf of 'syz-executor.0' (2883) because [ 262.723139] cache 280kB is below limit 6144kB for oom_score_adj 0 [ 262.723139] Free memory is 2952kB above reserved [ 263.725322] lowmemorykiller: Killing 'syz-executor.5' (2869) (tgid 2866), adj 1000, [ 263.725322] to free 136kB on behalf of 'syz-executor.0' (2883) because [ 263.725322] cache 120kB is below limit 16384kB for oom_score_adj 6 [ 263.725322] Free memory is 14520kB above reserved [ 264.737181] lowmemorykiller: Killing 'syz-executor.2' (2894) (tgid 2894), adj 1000, [ 264.737181] to free 140kB on behalf of 'syz-executor.1' (2875) because [ 264.737181] cache 320kB is below limit 6144kB for oom_score_adj 0 [ 264.737181] Free memory is 5536kB above reserved [ 265.091240] vmalloc: allocation failure, allocated 192446464 of 4221095936 bytes [ 265.091247] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 265.091256] CPU: 1 PID: 2891 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 265.091271] 0000000000000000 cc37aecd18daadeb ffff88011479fa78 ffffffff81aad1a1 [ 265.091272] vmalloc: allocation failure, allocated 557461504 of 4221095936 bytes [ 265.091272] [ 265.091276] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 265.091284] 1ffff100228f3f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 265.091291] ffffffff82895020 ffff88011479fb88 ffffffff8148c0cb dffffc0000000000 [ 265.091293] Call Trace: [ 265.091307] [] dump_stack+0xc1/0x120 [ 265.091317] [] warn_alloc_failed.cold+0x78/0x99 [ 265.091324] [] ? zone_watermark_ok_safe+0x290/0x290 [ 265.091332] [] __vmalloc_node_range+0x408/0x650 [ 265.091346] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.091352] [] vmalloc+0x5c/0x70 [ 265.091359] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.091365] [] xt_alloc_table_info+0xc8/0x100 [ 265.091373] [] do_ip6t_set_ctl+0x225/0x450 [ 265.091380] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 265.091389] [] ? mutex_unlock+0x9/0x10 [ 265.091398] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 265.091405] [] nf_setsockopt+0x6d/0xc0 [ 265.091411] [] ipv6_setsockopt+0x10b/0x140 [ 265.091419] [] tcp_setsockopt+0x8a/0xe0 [ 265.091426] [] sock_common_setsockopt+0x9a/0xe0 [ 265.091434] [] SyS_setsockopt+0x159/0x240 [ 265.091441] [] ? SyS_recv+0x40/0x40 [ 265.091447] [] ? retint_user+0x18/0x3c [ 265.091456] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 265.091463] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 265.091470] CPU: 0 PID: 2889 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 265.091471] Mem-Info: [ 265.091487] 0000000000000000 [ 265.091488] active_anon:5169 inactive_anon:41 isolated_anon:0 [ 265.091488] active_file:25 inactive_file:14 isolated_file:0 [ 265.091488] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.091488] slab_reclaimable:5152 slab_unreclaimable:56538 [ 265.091488] mapped:4 shmem:48 pagetables:454 bounce:0 [ 265.091488] free:982 free_pcp:0 free_cma:0 [ 265.091514] b4a9cbf63122c812 ffff8801a21e7a78 [ 265.091514] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9100kB inactive_anon:64kB active_file:36kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:76kB slab_reclaimable:9276kB slab_unreclaimable:92136kB kernel_stack:1792kB pagetables:748kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:336 all_unreclaimable? yes [ 265.091517] ffffffff81aad1a1 [ 265.091518] lowmem_reserve[]: [ 265.091518] [ 265.091521] 0 [ 265.091523] 1ffff1003443cf52 [ 265.091525] 3504 [ 265.091527] dffffc0000000000 [ 265.091528] 3504 [ 265.091529] 00000000024000c2 [ 265.091530] [ 265.091554] 0000000000000000 [ 265.091555] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11576kB inactive_anon:100kB active_file:64kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:40kB shmem:116kB slab_reclaimable:11332kB slab_unreclaimable:134016kB kernel_stack:2880kB pagetables:1068kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:668 all_unreclaimable? yes [ 265.091555] [ 265.091558] lowmem_reserve[]: [ 265.091560] ffffffff82895020 [ 265.091561] 0 [ 265.091563] ffff8801a21e7b88 [ 265.091565] 0 [ 265.091566] ffffffff8148c0cb [ 265.091568] 0 [ 265.091569] 0000000000000000 [ 265.091569] [ 265.091570] [ 265.091572] DMA32: [ 265.091573] Call Trace: [ 265.091581] 1*4kB [ 265.091582] [] dump_stack+0xc1/0x120 [ 265.091590] (H) [ 265.091591] [] warn_alloc_failed.cold+0x78/0x99 [ 265.091599] 2*8kB [ 265.091599] [] ? zone_watermark_ok_safe+0x290/0x290 [ 265.091608] (H) 1*16kB [ 265.091609] [] __vmalloc_node_range+0x408/0x650 [ 265.091616] (H) [ 265.091617] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.091624] 1*32kB [ 265.091625] [] vmalloc+0x5c/0x70 [ 265.091632] (H) [ 265.091633] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.091641] 3*64kB [ 265.091641] [] xt_alloc_table_info+0xc8/0x100 [ 265.091649] (H) [ 265.091649] [] do_ip6t_set_ctl+0x225/0x450 [ 265.091658] 3*128kB [ 265.091659] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 265.091666] (H) [ 265.091667] [] ? mutex_unlock+0x9/0x10 [ 265.091675] 3*256kB [ 265.091676] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 265.091683] (H) [ 265.091684] [] nf_setsockopt+0x6d/0xc0 [ 265.091691] 1*512kB [ 265.091691] [] ipv6_setsockopt+0x10b/0x140 [ 265.091699] (H) [ 265.091699] [] tcp_setsockopt+0x8a/0xe0 [ 265.091707] 2*1024kB [ 265.091707] [] sock_common_setsockopt+0x9a/0xe0 [ 265.091715] (H) [ 265.091716] [] SyS_setsockopt+0x159/0x240 [ 265.091724] 0*2048kB [ 265.091724] [] ? SyS_recv+0x40/0x40 [ 265.091732] 0*4096kB [ 265.091732] [] ? retint_user+0x18/0x3c [ 265.091734] = 3972kB [ 265.091741] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 265.091748] Normal: [ 265.091749] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 265.091751] 0*4kB [ 265.091752] Mem-Info: [ 265.091767] 0*8kB [ 265.091768] active_anon:5169 inactive_anon:41 isolated_anon:0 [ 265.091768] active_file:25 inactive_file:14 isolated_file:0 [ 265.091768] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.091768] slab_reclaimable:5152 slab_unreclaimable:56538 [ 265.091768] mapped:4 shmem:48 pagetables:454 bounce:0 [ 265.091768] free:982 free_pcp:0 free_cma:0 [ 265.091792] 0*16kB [ 265.091792] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9100kB inactive_anon:64kB active_file:36kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:76kB slab_reclaimable:9276kB slab_unreclaimable:92136kB kernel_stack:1792kB pagetables:748kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:336 all_unreclaimable? yes [ 265.091795] 0*32kB [ 265.091797] lowmem_reserve[]: [ 265.091798] 0*64kB [ 265.091800] 0 [ 265.091802] 0*128kB [ 265.091804] 3504 [ 265.091806] 0*256kB [ 265.091808] 3504 [ 265.091808] 0*512kB [ 265.091809] [ 265.091833] 0*1024kB [ 265.091833] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11576kB inactive_anon:100kB active_file:64kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:40kB shmem:116kB slab_reclaimable:11332kB slab_unreclaimable:134016kB kernel_stack:2880kB pagetables:1068kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:668 all_unreclaimable? yes [ 265.091836] 0*2048kB [ 265.091838] lowmem_reserve[]: [ 265.091840] 0*4096kB [ 265.091841] 0 [ 265.091842] = 0kB [ 265.091843] 91 total pagecache pages [ 265.091846] 0 pages in swap cache [ 265.091850] 0 [ 265.091851] Swap cache stats: add 0, delete 0, find 0/0 [ 265.091853] 0 [ 265.091854] Free swap = 0kB [ 265.091855] [ 265.091856] Total swap = 0kB [ 265.091859] DMA32: [ 265.091859] 1965979 pages RAM [ 265.091862] 1*4kB [ 265.091862] 0 pages HighMem/MovableOnly [ 265.091865] (H) [ 265.091865] 313294 pages reserved [ 265.091893] 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 265.091915] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 265.091917] 91 total pagecache pages [ 265.091919] 0 pages in swap cache [ 265.091922] Swap cache stats: add 0, delete 0, find 0/0 [ 265.091924] Free swap = 0kB [ 265.091925] Total swap = 0kB [ 265.091927] 1965979 pages RAM [ 265.091929] 0 pages HighMem/MovableOnly [ 265.091931] 313294 pages reserved [ 265.385075] vmalloc: allocation failure, allocated 1923194880 of 4221095936 bytes [ 265.385081] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 265.385089] CPU: 1 PID: 2876 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 265.385101] 0000000000000000 3a34497e83e15b47 ffff88018072fa78 ffffffff81aad1a1 [ 265.385109] 1ffff100300e5f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 265.385117] ffffffff82895020 ffff88018072fb88 ffffffff8148c0cb dffffc0000000000 [ 265.385119] Call Trace: [ 265.385133] [] dump_stack+0xc1/0x120 [ 265.385144] [] warn_alloc_failed.cold+0x78/0x99 [ 265.385152] [] ? zone_watermark_ok_safe+0x290/0x290 [ 265.385161] [] __vmalloc_node_range+0x408/0x650 [ 265.385170] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.385176] [] vmalloc+0x5c/0x70 [ 265.385183] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.385189] [] xt_alloc_table_info+0xc8/0x100 [ 265.385198] [] do_ip6t_set_ctl+0x225/0x450 [ 265.385211] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 265.385220] [] ? mutex_unlock+0x9/0x10 [ 265.385229] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 265.385236] [] nf_setsockopt+0x6d/0xc0 [ 265.385243] [] ipv6_setsockopt+0x10b/0x140 [ 265.385250] [] tcp_setsockopt+0x8a/0xe0 [ 265.385257] [] sock_common_setsockopt+0x9a/0xe0 [ 265.385265] [] SyS_setsockopt+0x159/0x240 [ 265.385272] [] ? SyS_recv+0x40/0x40 [ 265.385279] [] ? retint_user+0x18/0x3c [ 265.385288] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 265.385295] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 265.385674] vmalloc: allocation failure, allocated 1537601536 of 4221095936 bytes [ 265.385677] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 265.385683] CPU: 1 PID: 2875 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 265.385692] 0000000000000000 e2950dd0dbb3186b ffff88001d65fa78 ffffffff81aad1a1 [ 265.385700] 1ffff10003acbf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 265.385708] ffffffff82895020 ffff88001d65fb88 ffffffff8148c0cb 0000000000000000 [ 265.385710] Call Trace: [ 265.385717] [] dump_stack+0xc1/0x120 [ 265.385724] [] warn_alloc_failed.cold+0x78/0x99 [ 265.385731] [] ? zone_watermark_ok_safe+0x290/0x290 [ 265.385738] [] __vmalloc_node_range+0x408/0x650 [ 265.385745] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.385751] [] vmalloc+0x5c/0x70 [ 265.385758] [] ? xt_alloc_table_info+0xc8/0x100 [ 265.385764] [] xt_alloc_table_info+0xc8/0x100 [ 265.385772] [] do_ip6t_set_ctl+0x225/0x450 [ 265.385779] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 265.385786] [] ? mutex_unlock+0x9/0x10 [ 265.385794] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 265.385801] [] nf_setsockopt+0x6d/0xc0 [ 265.385807] [] ipv6_setsockopt+0x10b/0x140 [ 265.385814] [] tcp_setsockopt+0x8a/0xe0 [ 265.385820] [] sock_common_setsockopt+0x9a/0xe0 [ 265.385827] [] SyS_setsockopt+0x159/0x240 [ 265.385834] [] ? SyS_recv+0x40/0x40 [ 265.385840] [] ? retint_user+0x18/0x3c [ 265.385847] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 265.385854] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 265.385857] Mem-Info: [ 265.385872] active_anon:5169 inactive_anon:41 isolated_anon:0 [ 265.385872] active_file:25 inactive_file:11 isolated_file:0 [ 265.385872] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.385872] slab_reclaimable:5152 slab_unreclaimable:56538 [ 265.385872] mapped:0 shmem:48 pagetables:454 bounce:0 [ 265.385872] free:989 free_pcp:0 free_cma:0 [ 265.385896] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9100kB inactive_anon:64kB active_file:36kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:76kB slab_reclaimable:9276kB slab_unreclaimable:92136kB kernel_stack:1792kB pagetables:748kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:2152 all_unreclaimable? yes [ 265.385902] lowmem_reserve[]: 0 3504 3504 [ 265.385925] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11576kB inactive_anon:100kB active_file:64kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:116kB slab_reclaimable:11332kB slab_unreclaimable:134016kB kernel_stack:2880kB pagetables:1068kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:3268 all_unreclaimable? yes [ 265.385931] lowmem_reserve[]: 0 0 0 [ 265.385967] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 265.385990] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 265.385992] 91 total pagecache pages [ 265.385995] 0 pages in swap cache [ 265.385998] Swap cache stats: add 0, delete 0, find 0/0 [ 265.386000] Free swap = 0kB [ 265.386002] Total swap = 0kB [ 265.386004] 1965979 pages RAM [ 265.386005] 0 pages HighMem/MovableOnly [ 265.386007] 313294 pages reserved [ 265.435327] Mem-Info: [ 265.435344] active_anon:5147 inactive_anon:41 isolated_anon:0 [ 265.435344] active_file:6 inactive_file:15 isolated_file:0 [ 265.435344] unevictable:0 dirty:0 writeback:0 unstable:0 [ 265.435344] slab_reclaimable:5152 slab_unreclaimable:56546 [ 265.435344] mapped:0 shmem:48 pagetables:445 bounce:0 [ 265.435344] free:4192 free_pcp:48 free_cma:0 [ 265.435368] DMA32 free:9548kB min:4696kB low:5868kB high:7044kB active_anon:9056kB inactive_anon:64kB active_file:32kB inactive_file:80kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:76kB slab_reclaimable:9276kB slab_unreclaimable:92160kB kernel_stack:1728kB pagetables:712kB unstable:0kB bounce:0kB free_pcp:244kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:368 all_unreclaimable? no [ 265.435375] lowmem_reserve[]: 0 3504 3504 [ 265.435396] Normal free:7220kB min:5580kB low:6972kB high:8368kB active_anon:11532kB inactive_anon:100kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:116kB slab_reclaimable:11332kB slab_unreclaimable:134024kB kernel_stack:2816kB pagetables:1068kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:512 all_unreclaimable? yes [ 265.435402] lowmem_reserve[]: 0 0 0 [ 265.435437] DMA32: 160*4kB (UH) 34*8kB (UH) 96*16kB (UH) 100*32kB (UH) 4*64kB (UH) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 9616kB [ 265.435464] Normal: 38*4kB (UM) 201*8kB (UM) 301*16kB (UM) 21*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 7248kB [ 265.435466] 78 total pagecache pages [ 265.435469] 0 pages in swap cache [ 265.435472] Swap cache stats: add 0, delete 0, find 0/0 [ 265.435474] Free swap = 0kB [ 265.435475] Total swap = 0kB [ 265.435477] 1965979 pages RAM [ 265.435479] 0 pages HighMem/MovableOnly [ 265.435480] 313294 pages reserved [ 265.745318] lowmemorykiller: Killing 'syz-executor.2' (2889) (tgid 2888), adj 1000, [ 265.745318] to free 136kB on behalf of 'kswapd0' (28) because [ 265.745318] cache 3648kB is below limit 6144kB for oom_score_adj 0 [ 265.745318] Free memory is 2968kB above reserved [ 266.766110] lowmemorykiller: Killing 'syz-executor.2' (2889) (tgid 2888), adj 1000, [ 266.766110] to free 136kB on behalf of 'kswapd0' (28) because [ 266.766110] cache 496kB is below limit 16384kB for oom_score_adj 6 [ 266.766110] Free memory is 12908kB above reserved [ 267.815222] lowmemorykiller: Killing 'syz-executor.2' (2889) (tgid 2888), adj 1000, [ 267.815222] to free 136kB on behalf of 'kswapd0' (28) because [ 267.815222] cache 7272kB is below limit 16384kB for oom_score_adj 6 [ 267.815222] Free memory is 9104kB above reserved [ 268.895611] lowmemorykiller: Killing 'syz-executor.4' (2904) (tgid 2903), adj 1000, [ 268.895611] to free 312kB on behalf of 'syz-executor.5' (2897) because [ 268.895611] cache 1368kB is below limit 65536kB for oom_score_adj 12 [ 268.895611] Free memory is 58052kB above reserved [ 269.906702] lowmemorykiller: Killing 'syz-executor.0' (2883) (tgid 2882), adj 1000, [ 269.906702] to free 132kB on behalf of 'syz-executor.4' (2907) because [ 269.906702] cache 244kB is below limit 6144kB for oom_score_adj 0 [ 269.906702] Free memory is 3024kB above reserved [ 270.482674] vmalloc: allocation failure, allocated 1292976128 of 4221095936 bytes [ 270.482680] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 270.482689] CPU: 1 PID: 2904 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 270.482700] 0000000000000000 9d061d8065b7a7a5 ffff88008d077a78 ffffffff81aad1a1 [ 270.482708] 1ffff10011a0ef52 dffffc0000000000 00000000024000c2 0000000000000000 [ 270.482716] ffffffff82895020 ffff88008d077b88 ffffffff8148c0cb 0000000000000000 [ 270.482717] Call Trace: [ 270.482731] [] dump_stack+0xc1/0x120 [ 270.482742] [] warn_alloc_failed.cold+0x78/0x99 [ 270.482750] [] ? zone_watermark_ok_safe+0x290/0x290 [ 270.482758] [] __vmalloc_node_range+0x408/0x650 [ 270.482767] [] ? xt_alloc_table_info+0xc8/0x100 [ 270.482773] [] vmalloc+0x5c/0x70 [ 270.482780] [] ? xt_alloc_table_info+0xc8/0x100 [ 270.482786] [] xt_alloc_table_info+0xc8/0x100 [ 270.482796] [] do_ip6t_set_ctl+0x225/0x450 [ 270.482803] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 270.482812] [] ? mutex_unlock+0x9/0x10 [ 270.482820] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 270.482828] [] nf_setsockopt+0x6d/0xc0 [ 270.482834] [] ipv6_setsockopt+0x10b/0x140 [ 270.482842] [] tcp_setsockopt+0x8a/0xe0 [ 270.482849] [] sock_common_setsockopt+0x9a/0xe0 [ 270.482856] [] SyS_setsockopt+0x159/0x240 [ 270.482863] [] ? SyS_recv+0x40/0x40 [ 270.482870] [] ? retint_user+0x18/0x3c [ 270.482878] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 270.482889] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 270.482892] Mem-Info: [ 270.482907] active_anon:5172 inactive_anon:41 isolated_anon:0 [ 270.482907] active_file:33 inactive_file:0 isolated_file:0 [ 270.482907] unevictable:0 dirty:0 writeback:0 unstable:0 [ 270.482907] slab_reclaimable:5202 slab_unreclaimable:56778 [ 270.482907] mapped:2 shmem:48 pagetables:461 bounce:0 [ 270.482907] free:1010 free_pcp:0 free_cma:0 [ 270.482931] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9136kB inactive_anon:68kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:9316kB slab_unreclaimable:92456kB kernel_stack:1920kB pagetables:764kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:92 all_unreclaimable? no [ 270.482938] lowmem_reserve[]: 0 3504 3504 [ 270.482960] Normal free:68kB min:5580kB low:6972kB high:8368kB active_anon:11552kB inactive_anon:96kB active_file:40kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:11492kB slab_unreclaimable:134656kB kernel_stack:2816kB pagetables:1080kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:32 all_unreclaimable? no [ 270.482966] lowmem_reserve[]: 0 0 0 [ 270.483002] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 270.483026] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 270.483028] 81 total pagecache pages [ 270.483030] 0 pages in swap cache [ 270.483034] Swap cache stats: add 0, delete 0, find 0/0 [ 270.483036] Free swap = 0kB [ 270.483038] Total swap = 0kB [ 270.483040] 1965979 pages RAM [ 270.483042] 0 pages HighMem/MovableOnly [ 270.483044] 313294 pages reserved [ 270.527985] vmalloc: allocation failure, allocated 2782175232 of 4221095936 bytes [ 270.527991] syz-executor.0: page allocation failure: order:0, mode:0x24000c2 [ 270.528000] CPU: 1 PID: 2883 Comm: syz-executor.0 Not tainted 4.4.174+ #4 [ 270.528011] 0000000000000000 eb78a05e339c2762 ffff8801b5107a78 ffffffff81aad1a1 [ 270.528020] 1ffff10036a20f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 270.528029] ffffffff82895020 ffff8801b5107b88 ffffffff8148c0cb 0000000000000000 [ 270.528031] Call Trace: [ 270.528046] [] dump_stack+0xc1/0x120 [ 270.528057] [] warn_alloc_failed.cold+0x78/0x99 [ 270.528066] [] ? zone_watermark_ok_safe+0x290/0x290 [ 270.528075] [] __vmalloc_node_range+0x408/0x650 [ 270.528084] [] ? xt_alloc_table_info+0xc8/0x100 [ 270.528091] [] vmalloc+0x5c/0x70 [ 270.528098] [] ? xt_alloc_table_info+0xc8/0x100 [ 270.528105] [] xt_alloc_table_info+0xc8/0x100 [ 270.528115] [] do_ip6t_set_ctl+0x225/0x450 [ 270.528123] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 270.528132] [] ? mutex_unlock+0x9/0x10 [ 270.528142] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 270.528150] [] nf_setsockopt+0x6d/0xc0 [ 270.528158] [] ipv6_setsockopt+0x10b/0x140 [ 270.528166] [] tcp_setsockopt+0x8a/0xe0 [ 270.528174] [] sock_common_setsockopt+0x9a/0xe0 [ 270.528183] [] SyS_setsockopt+0x159/0x240 [ 270.528190] [] ? SyS_recv+0x40/0x40 [ 270.528197] [] ? retint_user+0x18/0x3c [ 270.528208] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 270.528216] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 270.528218] Mem-Info: [ 270.528235] active_anon:5172 inactive_anon:41 isolated_anon:0 [ 270.528235] active_file:33 inactive_file:0 isolated_file:0 [ 270.528235] unevictable:0 dirty:0 writeback:0 unstable:0 [ 270.528235] slab_reclaimable:5202 slab_unreclaimable:56778 [ 270.528235] mapped:2 shmem:48 pagetables:461 bounce:0 [ 270.528235] free:993 free_pcp:0 free_cma:0 [ 270.528260] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9136kB inactive_anon:68kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:9316kB slab_unreclaimable:92456kB kernel_stack:1920kB pagetables:764kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 270.528267] lowmem_reserve[]: 0 3504 3504 [ 270.528291] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11552kB inactive_anon:96kB active_file:40kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:11492kB slab_unreclaimable:134656kB kernel_stack:2816kB pagetables:1080kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 270.528298] lowmem_reserve[]: 0 0 0 [ 270.528338] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 270.528364] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 270.528366] 81 total pagecache pages [ 270.528369] 0 pages in swap cache [ 270.528373] Swap cache stats: add 0, delete 0, find 0/0 [ 270.528375] Free swap = 0kB [ 270.528376] Total swap = 0kB [ 270.528378] 1965979 pages RAM [ 270.528380] 0 pages HighMem/MovableOnly [ 270.528382] 313294 pages reserved [ 270.931541] lowmemorykiller: Killing 'syz-executor.0' (2883) (tgid 2882), adj 1000, [ 270.931541] to free 132kB on behalf of 'syz-executor.5' (2897) because [ 270.931541] cache 280kB is below limit 65536kB for oom_score_adj 12 [ 270.931541] Free memory is 25016kB above reserved [ 271.461086] vmalloc: allocation failure, allocated 139276288 of 4221095936 bytes [ 271.461092] syz-executor.4: page allocation failure: order:0, mode:0x24000c2 [ 271.461101] CPU: 1 PID: 2907 Comm: syz-executor.4 Not tainted 4.4.174+ #4 [ 271.461116] 0000000000000000 89bfa0836e69ef5b ffff88018addfa78 ffffffff81aad1a1 [ 271.461116] vmalloc: allocation failure, allocated 964931584 of 4221095936 bytes [ 271.461117] [ 271.461121] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 271.461128] 1ffff100315bbf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 271.461136] ffffffff82895020 ffff88018addfb88 ffffffff8148c0cb 0000003e00000000 [ 271.461137] Call Trace: [ 271.461152] [] dump_stack+0xc1/0x120 [ 271.461162] [] warn_alloc_failed.cold+0x78/0x99 [ 271.461170] [] ? zone_watermark_ok_safe+0x290/0x290 [ 271.461178] [] __vmalloc_node_range+0x408/0x650 [ 271.461187] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.461192] [] vmalloc+0x5c/0x70 [ 271.461199] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.461205] [] xt_alloc_table_info+0xc8/0x100 [ 271.461214] [] do_ip6t_set_ctl+0x225/0x450 [ 271.461221] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 271.461229] [] ? mutex_unlock+0x9/0x10 [ 271.461239] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 271.461245] [] nf_setsockopt+0x6d/0xc0 [ 271.461252] [] ipv6_setsockopt+0x10b/0x140 [ 271.461261] [] tcp_setsockopt+0x8a/0xe0 [ 271.461268] [] sock_common_setsockopt+0x9a/0xe0 [ 271.461275] [] SyS_setsockopt+0x159/0x240 [ 271.461282] [] ? SyS_recv+0x40/0x40 [ 271.461288] [] ? retint_user+0x18/0x3c [ 271.461299] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 271.461306] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 271.461309] Mem-Info: [ 271.461314] CPU: 0 PID: 2900 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 271.461329] active_anon:5155 inactive_anon:41 isolated_anon:0 [ 271.461329] active_file:47 inactive_file:10 isolated_file:16 [ 271.461329] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.461329] slab_reclaimable:5212 slab_unreclaimable:56868 [ 271.461329] mapped:0 shmem:48 pagetables:452 bounce:0 [ 271.461329] free:993 free_pcp:0 free_cma:0 [ 271.461354] 0000000000000000 [ 271.461355] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:68kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):64kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:80kB slab_reclaimable:9348kB slab_unreclaimable:92504kB kernel_stack:1856kB pagetables:744kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1644 all_unreclaimable? yes [ 271.461357] e0a73404df632c40 [ 271.461359] lowmem_reserve[]: [ 271.461361] ffff8800b826fa78 [ 271.461363] 0 [ 271.461364] ffffffff81aad1a1 [ 271.461366] 3504 [ 271.461366] [ 271.461369] 3504 [ 271.461370] 1ffff1001704df52 [ 271.461370] [ 271.461394] dffffc0000000000 [ 271.461395] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11532kB inactive_anon:96kB active_file:96kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:112kB slab_reclaimable:11500kB slab_unreclaimable:134968kB kernel_stack:2784kB pagetables:1064kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1116 all_unreclaimable? yes [ 271.461398] 00000000024000c2 [ 271.461399] lowmem_reserve[]: [ 271.461401] 0000000000000000 [ 271.461402] 0 [ 271.461402] [ 271.461405] 0 [ 271.461406] ffffffff82895020 [ 271.461408] 0 [ 271.461409] ffff8800b826fb88 [ 271.461410] [ 271.461412] ffffffff8148c0cb [ 271.461414] DMA32: [ 271.461416] dffffc0000000000 [ 271.461417] 1*4kB [ 271.461418] [ 271.461420] (H) [ 271.461420] Call Trace: [ 271.461429] 2*8kB [ 271.461430] [] dump_stack+0xc1/0x120 [ 271.461438] (H) [ 271.461438] [] warn_alloc_failed.cold+0x78/0x99 [ 271.461446] 1*16kB [ 271.461446] [] ? zone_watermark_ok_safe+0x290/0x290 [ 271.461455] (H) 1*32kB [ 271.461456] [] __vmalloc_node_range+0x408/0x650 [ 271.461463] (H) [ 271.461464] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.461471] 3*64kB [ 271.461471] [] vmalloc+0x5c/0x70 [ 271.461479] (H) [ 271.461479] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.461487] 3*128kB [ 271.461488] [] xt_alloc_table_info+0xc8/0x100 [ 271.461496] (H) [ 271.461496] [] do_ip6t_set_ctl+0x225/0x450 [ 271.461505] 3*256kB [ 271.461506] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 271.461514] (H) [ 271.461514] [] ? mutex_unlock+0x9/0x10 [ 271.461523] 1*512kB [ 271.461523] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 271.461531] (H) [ 271.461531] [] nf_setsockopt+0x6d/0xc0 [ 271.461539] 2*1024kB [ 271.461539] [] ipv6_setsockopt+0x10b/0x140 [ 271.461546] (H) [ 271.461547] [] tcp_setsockopt+0x8a/0xe0 [ 271.461554] 0*2048kB [ 271.461555] [] sock_common_setsockopt+0x9a/0xe0 [ 271.461563] 0*4096kB [ 271.461563] [] SyS_setsockopt+0x159/0x240 [ 271.461565] = 3972kB [ 271.461572] [] ? SyS_recv+0x40/0x40 [ 271.461581] Normal: [ 271.461582] [] ? SyS_clock_gettime+0x118/0x1e0 [ 271.461590] 0*4kB [ 271.461591] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 271.461598] 0*8kB [ 271.461599] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 271.461601] 0*16kB [ 271.461602] Mem-Info: [ 271.461617] 0*32kB [ 271.461618] active_anon:5155 inactive_anon:41 isolated_anon:0 [ 271.461618] active_file:47 inactive_file:10 isolated_file:16 [ 271.461618] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.461618] slab_reclaimable:5212 slab_unreclaimable:56868 [ 271.461618] mapped:0 shmem:48 pagetables:452 bounce:0 [ 271.461618] free:993 free_pcp:0 free_cma:0 [ 271.461642] 0*64kB [ 271.461643] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:68kB active_file:92kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):64kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:24kB shmem:80kB slab_reclaimable:9348kB slab_unreclaimable:92504kB kernel_stack:1856kB pagetables:744kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1644 all_unreclaimable? yes [ 271.461645] 0*128kB [ 271.461647] lowmem_reserve[]: [ 271.461649] 0*256kB [ 271.461651] 0 [ 271.461653] 0*512kB [ 271.461655] 3504 [ 271.461656] 0*1024kB [ 271.461658] 3504 [ 271.461659] 0*2048kB [ 271.461660] [ 271.461684] 0*4096kB [ 271.461684] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11532kB inactive_anon:96kB active_file:96kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:112kB slab_reclaimable:11500kB slab_unreclaimable:134968kB kernel_stack:2784kB pagetables:1064kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1116 all_unreclaimable? yes [ 271.461686] = 0kB [ 271.461688] lowmem_reserve[]: [ 271.461689] 89 total pagecache pages [ 271.461693] 0 0 [ 271.461693] 0 pages in swap cache [ 271.461698] 0 [ 271.461698] Swap cache stats: add 0, delete 0, find 0/0 [ 271.461699] [ 271.461700] Free swap = 0kB [ 271.461703] DMA32: [ 271.461703] Total swap = 0kB [ 271.461706] 1*4kB [ 271.461707] 1965979 pages RAM [ 271.461709] (H) [ 271.461710] 0 pages HighMem/MovableOnly [ 271.461713] 2*8kB [ 271.461713] 313294 pages reserved [ 271.461740] (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 271.461763] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 271.461765] 89 total pagecache pages [ 271.461767] 0 pages in swap cache [ 271.461770] Swap cache stats: add 0, delete 0, find 0/0 [ 271.461772] Free swap = 0kB [ 271.461773] Total swap = 0kB [ 271.461775] 1965979 pages RAM [ 271.461777] 0 pages HighMem/MovableOnly [ 271.461779] 313294 pages reserved [ 271.477231] vmalloc: allocation failure, allocated 1021005824 of 4221095936 bytes [ 271.477236] syz-executor.5: page allocation failure: order:0, mode:0x24000c2 [ 271.477245] CPU: 0 PID: 2897 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 271.477256] 0000000000000000 2e9052fc37fa5431 ffff880025f3fa78 ffffffff81aad1a1 [ 271.477264] 1ffff10004be7f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 271.477273] ffffffff82895020 ffff880025f3fb88 ffffffff8148c0cb ffff880000000000 [ 271.477274] Call Trace: [ 271.477289] [] dump_stack+0xc1/0x120 [ 271.477305] [] warn_alloc_failed.cold+0x78/0x99 [ 271.477313] [] ? zone_watermark_ok_safe+0x290/0x290 [ 271.477322] [] __vmalloc_node_range+0x408/0x650 [ 271.477332] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.477338] [] vmalloc+0x5c/0x70 [ 271.477345] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.477351] [] xt_alloc_table_info+0xc8/0x100 [ 271.477360] [] do_ip6t_set_ctl+0x225/0x450 [ 271.477368] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 271.477377] [] ? mutex_unlock+0x9/0x10 [ 271.477387] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 271.477395] [] nf_setsockopt+0x6d/0xc0 [ 271.477401] [] ipv6_setsockopt+0x10b/0x140 [ 271.477410] [] tcp_setsockopt+0x8a/0xe0 [ 271.477417] [] sock_common_setsockopt+0x9a/0xe0 [ 271.477425] [] SyS_setsockopt+0x159/0x240 [ 271.477432] [] ? SyS_recv+0x40/0x40 [ 271.477439] [] ? retint_user+0x18/0x3c [ 271.477450] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 271.477457] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 271.477459] Mem-Info: [ 271.477475] active_anon:5132 inactive_anon:41 isolated_anon:0 [ 271.477475] active_file:0 inactive_file:28 isolated_file:0 [ 271.477475] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.477475] slab_reclaimable:5212 slab_unreclaimable:56895 [ 271.477475] mapped:2 shmem:48 pagetables:436 bounce:0 [ 271.477475] free:993 free_pcp:0 free_cma:0 [ 271.477498] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9056kB inactive_anon:68kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:9348kB slab_unreclaimable:92592kB kernel_stack:1792kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1644 all_unreclaimable? yes [ 271.477505] lowmem_reserve[]: 0 3504 3504 [ 271.477527] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11472kB inactive_anon:96kB active_file:0kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:11500kB slab_unreclaimable:134988kB kernel_stack:2752kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1192 all_unreclaimable? yes [ 271.477533] lowmem_reserve[]: 0 0 0 [ 271.477569] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 271.477593] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 271.477595] 76 total pagecache pages [ 271.477598] 0 pages in swap cache [ 271.477601] Swap cache stats: add 0, delete 0, find 0/0 [ 271.477603] Free swap = 0kB [ 271.477605] Total swap = 0kB [ 271.477607] 1965979 pages RAM [ 271.477608] 0 pages HighMem/MovableOnly [ 271.477610] 313294 pages reserved [ 271.487163] vmalloc: allocation failure, allocated 155844608 of 4221095936 bytes [ 271.487168] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 271.487178] CPU: 1 PID: 2913 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 271.487189] 0000000000000000 20fbb73873fbc78a ffff88013440fa78 ffffffff81aad1a1 [ 271.487198] 1ffff10026881f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 271.487207] ffffffff82895020 ffff88013440fb88 ffffffff8148c0cb dffffc0000000000 [ 271.487209] Call Trace: [ 271.487224] [] dump_stack+0xc1/0x120 [ 271.487235] [] warn_alloc_failed.cold+0x78/0x99 [ 271.487244] [] ? zone_watermark_ok_safe+0x290/0x290 [ 271.487253] [] __vmalloc_node_range+0x408/0x650 [ 271.487263] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.487269] [] vmalloc+0x5c/0x70 [ 271.487277] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.487284] [] xt_alloc_table_info+0xc8/0x100 [ 271.487293] [] do_ip6t_set_ctl+0x225/0x450 [ 271.487302] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 271.487311] [] ? mutex_unlock+0x9/0x10 [ 271.487321] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 271.487329] [] nf_setsockopt+0x6d/0xc0 [ 271.487336] [] ipv6_setsockopt+0x10b/0x140 [ 271.487345] [] tcp_setsockopt+0x8a/0xe0 [ 271.487353] [] sock_common_setsockopt+0x9a/0xe0 [ 271.487362] [] SyS_setsockopt+0x159/0x240 [ 271.487370] [] ? SyS_recv+0x40/0x40 [ 271.487378] [] ? SyS_clock_gettime+0x118/0x1e0 [ 271.487388] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 271.487396] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 271.487399] Mem-Info: [ 271.487415] active_anon:5132 inactive_anon:41 isolated_anon:0 [ 271.487415] active_file:0 inactive_file:28 isolated_file:0 [ 271.487415] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.487415] slab_reclaimable:5212 slab_unreclaimable:56895 [ 271.487415] mapped:2 shmem:48 pagetables:436 bounce:0 [ 271.487415] free:993 free_pcp:0 free_cma:0 [ 271.487441] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9056kB inactive_anon:68kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:9348kB slab_unreclaimable:92592kB kernel_stack:1792kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1644 all_unreclaimable? yes [ 271.487448] lowmem_reserve[]: 0 3504 3504 [ 271.487472] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11472kB inactive_anon:96kB active_file:0kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:11500kB slab_unreclaimable:134988kB kernel_stack:2752kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1192 all_unreclaimable? yes [ 271.487479] lowmem_reserve[]: 0 0 0 [ 271.487519] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 271.487545] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 271.487547] 76 total pagecache pages [ 271.487550] 0 pages in swap cache [ 271.487553] Swap cache stats: add 0, delete 0, find 0/0 [ 271.487555] Free swap = 0kB [ 271.487557] Total swap = 0kB [ 271.487560] 1965979 pages RAM [ 271.487561] 0 pages HighMem/MovableOnly [ 271.487564] 313294 pages reserved [ 271.546994] vmalloc: allocation failure, allocated 19095552 of 4221095936 bytes [ 271.546999] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 271.547007] CPU: 1 PID: 2911 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 271.547019] 0000000000000000 130bd98c6f7dd45d ffff8800ae03fa78 ffffffff81aad1a1 [ 271.547027] 1ffff10015c07f52 dffffc0000000000 00000000024000c2 0000000000000000 [ 271.547036] ffffffff82895020 ffff8800ae03fb88 ffffffff8148c0cb dffffc0000000000 [ 271.547037] Call Trace: [ 271.547051] [] dump_stack+0xc1/0x120 [ 271.547061] [] warn_alloc_failed.cold+0x78/0x99 [ 271.547069] [] ? zone_watermark_ok_safe+0x290/0x290 [ 271.547078] [] __vmalloc_node_range+0x408/0x650 [ 271.547086] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.547092] [] vmalloc+0x5c/0x70 [ 271.547099] [] ? xt_alloc_table_info+0xc8/0x100 [ 271.547106] [] xt_alloc_table_info+0xc8/0x100 [ 271.547115] [] do_ip6t_set_ctl+0x225/0x450 [ 271.547123] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 271.547132] [] ? mutex_unlock+0x9/0x10 [ 271.547142] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 271.547150] [] nf_setsockopt+0x6d/0xc0 [ 271.547157] [] ipv6_setsockopt+0x10b/0x140 [ 271.547166] [] tcp_setsockopt+0x8a/0xe0 [ 271.547174] [] sock_common_setsockopt+0x9a/0xe0 [ 271.547182] [] SyS_setsockopt+0x159/0x240 [ 271.547189] [] ? SyS_recv+0x40/0x40 [ 271.547196] [] ? retint_user+0x18/0x3c [ 271.547206] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 271.547213] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 271.547216] Mem-Info: [ 271.547231] active_anon:5132 inactive_anon:41 isolated_anon:0 [ 271.547231] active_file:0 inactive_file:28 isolated_file:0 [ 271.547231] unevictable:0 dirty:0 writeback:0 unstable:0 [ 271.547231] slab_reclaimable:5212 slab_unreclaimable:56895 [ 271.547231] mapped:2 shmem:48 pagetables:436 bounce:0 [ 271.547231] free:993 free_pcp:0 free_cma:0 [ 271.547255] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9056kB inactive_anon:68kB active_file:0kB inactive_file:84kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:9348kB slab_unreclaimable:92592kB kernel_stack:1792kB pagetables:736kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1644 all_unreclaimable? yes [ 271.547261] lowmem_reserve[]: 0 3504 3504 [ 271.547284] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11472kB inactive_anon:96kB active_file:0kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:112kB slab_reclaimable:11500kB slab_unreclaimable:134988kB kernel_stack:2752kB pagetables:1008kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:1192 all_unreclaimable? yes [ 271.547290] lowmem_reserve[]: 0 0 0 [ 271.547328] DMA32: 1*4kB (H) 2*8kB (H) 1*16kB (H) 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3972kB [ 271.547352] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 271.547354] 76 total pagecache pages [ 271.547356] 0 pages in swap cache [ 271.547360] Swap cache stats: add 0, delete 0, find 0/0 [ 271.547362] Free swap = 0kB [ 271.547364] Total swap = 0kB [ 271.547366] 1965979 pages RAM [ 271.547368] 0 pages HighMem/MovableOnly [ 271.547381] 313294 pages reserved [ 271.945492] lowmemorykiller: Killing 'syz-executor.0' (2883) (tgid 2882), adj 1000, [ 271.945492] to free 132kB on behalf of 'kswapd0' (28) because [ 271.945492] cache 112kB is below limit 6144kB for oom_score_adj 0 [ 271.945492] Free memory is -25456kB above reserved [ 275.165107] lowmemorykiller: Killing 'syz-executor.1' (2921) (tgid 2918), adj 1000, [ 275.165107] to free 1068kB on behalf of 'kswapd0' (28) because [ 275.165107] cache 20240kB is below limit 65536kB for oom_score_adj 12 [ 275.165107] Free memory is 9512kB above reserved [ 276.165329] lowmemorykiller: Killing 'syz-executor.1' (2921) (tgid 2918), adj 1000, [ 276.165329] to free 156kB on behalf of 'syz-executor.1' (2925) because [ 276.165329] cache 504kB is below limit 6144kB for oom_score_adj 0 [ 276.165329] Free memory is 2940kB above reserved [ 276.165356] lowmemorykiller: Killing 'syz-executor.1' (2921) (tgid 2918), adj 1000, [ 276.165356] to free 156kB on behalf of 'syz-execprog' (2070) because [ 276.165356] cache 504kB is below limit 6144kB for oom_score_adj 0 [ 276.165356] Free memory is 2940kB above reserved [ 276.811399] vmalloc: allocation failure, allocated 655765504 of 4221095936 bytes [ 276.811405] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 276.811415] CPU: 0 PID: 2932 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 276.811427] 0000000000000000 01ba4f57e9710941 ffff88019f66fa78 ffffffff81aad1a1 [ 276.811436] 1ffff10033ecdf52 dffffc0000000000 00000000024000c2 0000000000000000 [ 276.811444] ffffffff82895020 ffff88019f66fb88 ffffffff8148c0cb 0000000000000000 [ 276.811446] Call Trace: [ 276.811461] [] dump_stack+0xc1/0x120 [ 276.811472] [] warn_alloc_failed.cold+0x78/0x99 [ 276.811481] [] ? zone_watermark_ok_safe+0x290/0x290 [ 276.811490] [] __vmalloc_node_range+0x408/0x650 [ 276.811499] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.811506] [] vmalloc+0x5c/0x70 [ 276.811513] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.811520] [] xt_alloc_table_info+0xc8/0x100 [ 276.811530] [] do_ip6t_set_ctl+0x225/0x450 [ 276.811538] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 276.811547] [] ? mutex_unlock+0x9/0x10 [ 276.811558] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 276.811565] [] nf_setsockopt+0x6d/0xc0 [ 276.811573] [] ipv6_setsockopt+0x10b/0x140 [ 276.811582] [] tcp_setsockopt+0x8a/0xe0 [ 276.811589] [] sock_common_setsockopt+0x9a/0xe0 [ 276.811598] [] SyS_setsockopt+0x159/0x240 [ 276.811605] [] ? SyS_recv+0x40/0x40 [ 276.811612] [] ? retint_user+0x18/0x3c [ 276.811622] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 276.811630] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 276.811633] Mem-Info: [ 276.811650] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 276.811650] active_file:20 inactive_file:16 isolated_file:0 [ 276.811650] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.811650] slab_reclaimable:5209 slab_unreclaimable:56763 [ 276.811650] mapped:83 shmem:48 pagetables:436 bounce:0 [ 276.811650] free:1003 free_pcp:104 free_cma:0 [ 276.811675] DMA32 free:3960kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:72kB active_file:28kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:84kB slab_reclaimable:9312kB slab_unreclaimable:92448kB kernel_stack:1920kB pagetables:704kB unstable:0kB bounce:0kB free_pcp:288kB local_pcp:136kB free_cma:0kB writeback_tmp:0kB pages_scanned:424 all_unreclaimable? yes [ 276.811683] lowmem_reserve[]: 0 3504 3504 [ 276.811707] Normal free:52kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:92kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:180kB shmem:108kB slab_reclaimable:11524kB slab_unreclaimable:134604kB kernel_stack:2720kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:128kB local_pcp:8kB free_cma:0kB writeback_tmp:0kB pages_scanned:776 all_unreclaimable? yes [ 276.811713] lowmem_reserve[]: 0 0 0 [ 276.811750] DMA32: 1*4kB (H) 2*8kB (H) 0*16kB 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB [ 276.811750] vmalloc: allocation failure, allocated 791236608 of 4221095936 bytes [ 276.811756] 0*4096kB [ 276.811756] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 276.811758] = 3956kB [ 276.811763] CPU: 1 PID: 2925 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 276.811766] Normal: [ 276.811768] 0000000000000000 [ 276.811770] 0*4kB [ 276.811772] eeb1a3a61824a15b [ 276.811774] 0*8kB [ 276.811776] ffff88012c547a78 [ 276.811778] 0*16kB [ 276.811780] ffffffff81aad1a1 [ 276.811781] 0*32kB [ 276.811782] [ 276.811785] 0*64kB [ 276.811787] 1ffff100258a8f52 [ 276.811789] 0*128kB [ 276.811791] dffffc0000000000 [ 276.811793] 0*256kB [ 276.811795] 00000000024000c2 [ 276.811797] 0*512kB [ 276.811799] 0000000000000000 [ 276.811800] 0*1024kB [ 276.811800] [ 276.811804] 0*2048kB [ 276.811806] ffffffff82895020 [ 276.811808] 0*4096kB [ 276.811810] ffff88012c547b88 [ 276.811810] = 0kB [ 276.811813] ffffffff8148c0cb [ 276.811813] 187 total pagecache pages [ 276.811816] dffffc0000000000 [ 276.811817] 0 pages in swap cache [ 276.811817] [ 276.811821] Swap cache stats: add 0, delete 0, find 0/0 [ 276.811822] Call Trace: [ 276.811823] Free swap = 0kB [ 276.811830] [] dump_stack+0xc1/0x120 [ 276.811832] Total swap = 0kB [ 276.811838] [] warn_alloc_failed.cold+0x78/0x99 [ 276.811845] [] ? zone_watermark_ok_safe+0x290/0x290 [ 276.811847] 1965979 pages RAM [ 276.811853] [] __vmalloc_node_range+0x408/0x650 [ 276.811854] 0 pages HighMem/MovableOnly [ 276.811861] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.811863] 313294 pages reserved [ 276.811867] [] vmalloc+0x5c/0x70 [ 276.811873] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.811879] [] xt_alloc_table_info+0xc8/0x100 [ 276.811886] [] do_ip6t_set_ctl+0x225/0x450 [ 276.811893] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 276.811900] [] ? mutex_unlock+0x9/0x10 [ 276.811907] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 276.811914] [] nf_setsockopt+0x6d/0xc0 [ 276.811920] [] ipv6_setsockopt+0x10b/0x140 [ 276.811926] [] tcp_setsockopt+0x8a/0xe0 [ 276.811932] [] sock_common_setsockopt+0x9a/0xe0 [ 276.811939] [] SyS_setsockopt+0x159/0x240 [ 276.811945] [] ? SyS_recv+0x40/0x40 [ 276.811951] [] ? retint_user+0x18/0x3c [ 276.811958] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 276.811964] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 276.811966] Mem-Info: [ 276.811981] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 276.811981] active_file:20 inactive_file:16 isolated_file:0 [ 276.811981] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.811981] slab_reclaimable:5209 slab_unreclaimable:56763 [ 276.811981] mapped:83 shmem:48 pagetables:436 bounce:0 [ 276.811981] free:1003 free_pcp:94 free_cma:0 [ 276.812002] DMA32 free:3960kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:72kB active_file:28kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:152kB shmem:84kB slab_reclaimable:9312kB slab_unreclaimable:92448kB kernel_stack:1920kB pagetables:704kB unstable:0kB bounce:0kB free_pcp:248kB local_pcp:112kB free_cma:0kB writeback_tmp:0kB pages_scanned:424 all_unreclaimable? yes [ 276.812009] lowmem_reserve[]: 0 3504 3504 [ 276.812030] Normal free:52kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:92kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:180kB shmem:108kB slab_reclaimable:11524kB slab_unreclaimable:134604kB kernel_stack:2720kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:128kB local_pcp:120kB free_cma:0kB writeback_tmp:0kB pages_scanned:776 all_unreclaimable? yes [ 276.812036] lowmem_reserve[]: 0 0 0 [ 276.812068] DMA32: 1*4kB (H) 2*8kB (H) 0*16kB 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3956kB [ 276.812090] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 276.812092] 187 total pagecache pages [ 276.812094] 0 pages in swap cache [ 276.812097] Swap cache stats: add 0, delete 0, find 0/0 [ 276.812099] Free swap = 0kB [ 276.812101] Total swap = 0kB [ 276.812103] 1965979 pages RAM [ 276.812105] 0 pages HighMem/MovableOnly [ 276.812106] 313294 pages reserved [ 276.820309] vmalloc: allocation failure, allocated 77058048 of 4221095936 bytes [ 276.820315] syz-executor.2: page allocation failure: order:0, mode:0x24000c2 [ 276.820323] CPU: 0 PID: 2935 Comm: syz-executor.2 Not tainted 4.4.174+ #4 [ 276.820335] 0000000000000000 a7f539bb08b041d6 ffff8800af0ffa78 ffffffff81aad1a1 [ 276.820342] 1ffff10015e1ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 276.820351] ffffffff82895020 ffff8800af0ffb88 ffffffff8148c0cb ffff880000000000 [ 276.820352] Call Trace: [ 276.820366] [] dump_stack+0xc1/0x120 [ 276.820377] [] warn_alloc_failed.cold+0x78/0x99 [ 276.820386] [] ? zone_watermark_ok_safe+0x290/0x290 [ 276.820394] [] __vmalloc_node_range+0x408/0x650 [ 276.820404] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.820411] [] vmalloc+0x5c/0x70 [ 276.820418] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.820425] [] xt_alloc_table_info+0xc8/0x100 [ 276.820435] [] do_ip6t_set_ctl+0x225/0x450 [ 276.820443] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 276.820452] [] ? mutex_unlock+0x9/0x10 [ 276.820461] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 276.820469] [] nf_setsockopt+0x6d/0xc0 [ 276.820476] [] ipv6_setsockopt+0x10b/0x140 [ 276.820484] [] tcp_setsockopt+0x8a/0xe0 [ 276.820491] [] sock_common_setsockopt+0x9a/0xe0 [ 276.820500] [] SyS_setsockopt+0x159/0x240 [ 276.820508] [] ? SyS_recv+0x40/0x40 [ 276.820515] [] ? retint_user+0x18/0x3c [ 276.820526] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 276.820534] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 276.820537] Mem-Info: [ 276.820553] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 276.820553] active_file:20 inactive_file:12 isolated_file:0 [ 276.820553] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.820553] slab_reclaimable:5209 slab_unreclaimable:56763 [ 276.820553] mapped:46 shmem:48 pagetables:436 bounce:0 [ 276.820553] free:981 free_pcp:0 free_cma:0 [ 276.820578] DMA32 free:4016kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:72kB active_file:28kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:84kB slab_reclaimable:9312kB slab_unreclaimable:92448kB kernel_stack:1920kB pagetables:704kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 276.820586] lowmem_reserve[]: 0 3504 3504 [ 276.820611] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:92kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:180kB shmem:108kB slab_reclaimable:11524kB slab_unreclaimable:134604kB kernel_stack:2720kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 276.820618] lowmem_reserve[]: 0 0 0 [ 276.820657] DMA32: 1*4kB (H) 2*8kB (H) 0*16kB 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3956kB [ 276.820683] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 276.820685] 76 total pagecache pages [ 276.820688] 0 pages in swap cache [ 276.820692] Swap cache stats: add 0, delete 0, find 0/0 [ 276.820694] Free swap = 0kB [ 276.820696] Total swap = 0kB [ 276.820698] 1965979 pages RAM [ 276.820700] 0 pages HighMem/MovableOnly [ 276.820702] 313294 pages reserved [ 276.822225] vmalloc: allocation failure, allocated 672194560 of 4221095936 bytes [ 276.822229] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 276.822236] CPU: 0 PID: 2928 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 276.822246] 0000000000000000 2e552514e977fde9 ffff88002b47fa78 ffffffff81aad1a1 [ 276.822255] 1ffff1000568ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 276.822264] ffffffff82895020 ffff88002b47fb88 ffffffff8148c0cb dffffc0000000000 [ 276.822266] Call Trace: [ 276.822275] [] dump_stack+0xc1/0x120 [ 276.822283] [] warn_alloc_failed.cold+0x78/0x99 [ 276.822290] [] ? zone_watermark_ok_safe+0x290/0x290 [ 276.822299] [] __vmalloc_node_range+0x408/0x650 [ 276.822306] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.822313] [] vmalloc+0x5c/0x70 [ 276.822320] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.822327] [] xt_alloc_table_info+0xc8/0x100 [ 276.822335] [] do_ip6t_set_ctl+0x225/0x450 [ 276.822343] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 276.822351] [] ? mutex_unlock+0x9/0x10 [ 276.822359] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 276.822367] [] nf_setsockopt+0x6d/0xc0 [ 276.822373] [] ipv6_setsockopt+0x10b/0x140 [ 276.822381] [] tcp_setsockopt+0x8a/0xe0 [ 276.822388] [] sock_common_setsockopt+0x9a/0xe0 [ 276.822396] [] SyS_setsockopt+0x159/0x240 [ 276.822404] [] ? SyS_recv+0x40/0x40 [ 276.822410] [] ? retint_user+0x18/0x3c [ 276.822419] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 276.822427] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 276.822429] Mem-Info: [ 276.822445] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 276.822445] active_file:20 inactive_file:12 isolated_file:0 [ 276.822445] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.822445] slab_reclaimable:5209 slab_unreclaimable:56763 [ 276.822445] mapped:46 shmem:48 pagetables:436 bounce:0 [ 276.822445] free:981 free_pcp:0 free_cma:0 [ 276.822468] DMA32 free:4016kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:72kB active_file:28kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:84kB slab_reclaimable:9312kB slab_unreclaimable:92448kB kernel_stack:1920kB pagetables:704kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 276.822475] lowmem_reserve[]: 0 3504 3504 [ 276.822498] Normal free:0kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:92kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:180kB shmem:108kB slab_reclaimable:11524kB slab_unreclaimable:134604kB kernel_stack:2720kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 276.822505] lowmem_reserve[]: 0 0 0 [ 276.822543] DMA32: 1*4kB (H) 2*8kB (H) 0*16kB 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3956kB [ 276.822568] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 276.822570] 76 total pagecache pages [ 276.822572] 0 pages in swap cache [ 276.822576] Swap cache stats: add 0, delete 0, find 0/0 [ 276.822578] Free swap = 0kB [ 276.822580] Total swap = 0kB [ 276.822582] 1965979 pages RAM [ 276.822584] 0 pages HighMem/MovableOnly [ 276.822587] 313294 pages reserved [ 276.843146] vmalloc: allocation failure, allocated 1994366976 of 4221095936 bytes [ 276.843152] syz-executor.1: page allocation failure: order:0, mode:0x24000c2 [ 276.843161] CPU: 1 PID: 2921 Comm: syz-executor.1 Not tainted 4.4.174+ #4 [ 276.843173] 0000000000000000 0a2870fa9fba5c24 ffff88008a077a78 ffffffff81aad1a1 [ 276.843181] 1ffff1001140ef52 dffffc0000000000 00000000024000c2 0000000000000000 [ 276.843189] ffffffff82895020 ffff88008a077b88 ffffffff8148c0cb 0000000000000000 [ 276.843191] Call Trace: [ 276.843205] [] dump_stack+0xc1/0x120 [ 276.843215] [] warn_alloc_failed.cold+0x78/0x99 [ 276.843224] [] ? zone_watermark_ok_safe+0x290/0x290 [ 276.843232] [] __vmalloc_node_range+0x408/0x650 [ 276.843241] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.843248] [] vmalloc+0x5c/0x70 [ 276.843255] [] ? xt_alloc_table_info+0xc8/0x100 [ 276.843262] [] xt_alloc_table_info+0xc8/0x100 [ 276.843272] [] do_ip6t_set_ctl+0x225/0x450 [ 276.843279] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 276.843288] [] ? mutex_unlock+0x9/0x10 [ 276.843298] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 276.843305] [] nf_setsockopt+0x6d/0xc0 [ 276.843312] [] ipv6_setsockopt+0x10b/0x140 [ 276.843320] [] tcp_setsockopt+0x8a/0xe0 [ 276.843328] [] sock_common_setsockopt+0x9a/0xe0 [ 276.843342] [] SyS_setsockopt+0x159/0x240 [ 276.843349] [] ? SyS_recv+0x40/0x40 [ 276.843357] [] ? retint_user+0x18/0x3c [ 276.843366] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 276.843374] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 276.843376] Mem-Info: [ 276.843393] active_anon:5131 inactive_anon:41 isolated_anon:0 [ 276.843393] active_file:20 inactive_file:12 isolated_file:0 [ 276.843393] unevictable:0 dirty:0 writeback:0 unstable:0 [ 276.843393] slab_reclaimable:5209 slab_unreclaimable:56763 [ 276.843393] mapped:9 shmem:48 pagetables:436 bounce:0 [ 276.843393] free:1028 free_pcp:0 free_cma:0 [ 276.843417] DMA32 free:4028kB min:4696kB low:5868kB high:7044kB active_anon:9088kB inactive_anon:72kB active_file:28kB inactive_file:20kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:84kB slab_reclaimable:9312kB slab_unreclaimable:92448kB kernel_stack:1920kB pagetables:704kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 276.843424] lowmem_reserve[]: 0 3504 3504 [ 276.843446] Normal free:84kB min:5580kB low:6972kB high:8368kB active_anon:11436kB inactive_anon:92kB active_file:52kB inactive_file:28kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:32kB shmem:108kB slab_reclaimable:11524kB slab_unreclaimable:134604kB kernel_stack:2720kB pagetables:1040kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no [ 276.843453] lowmem_reserve[]: 0 0 0 [ 276.843489] DMA32: 1*4kB (H) 2*8kB (H) 0*16kB 1*32kB (H) 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3956kB [ 276.843514] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 276.843516] 76 total pagecache pages [ 276.843519] 0 pages in swap cache [ 276.843522] Swap cache stats: add 0, delete 0, find 0/0 [ 276.843524] Free swap = 0kB [ 276.843526] Total swap = 0kB [ 276.843528] 1965979 pages RAM [ 276.843530] 0 pages HighMem/MovableOnly [ 276.843532] 313294 pages reserved [ 277.375321] lowmemorykiller: Killing 'syz-executor.0' (2883) (tgid 2882), adj 1000, [ 277.375321] to free 132kB on behalf of 'kswapd0' (28) because [ 277.375321] cache 4848kB is below limit 16384kB for oom_score_adj 6 [ 277.375321] Free memory is 9812kB above reserved [ 278.403972] lowmemorykiller: Killing 'syz-executor.0' (2883) (tgid 2882), adj 1000, [ 278.403972] to free 132kB on behalf of 'kswapd0' (28) because [ 278.403972] cache 344kB is below limit 6144kB for oom_score_adj 0 [ 278.403972] Free memory is 2896kB above reserved [ 279.405345] lowmemorykiller: Killing 'syz-executor.1' (2921) (tgid 2918), adj 1000, [ 279.405345] to free 132kB on behalf of 'syz-executor.3' (2920) because [ 279.405345] cache 168kB is below limit 6144kB for oom_score_adj 0 [ 279.405345] Free memory is 3032kB above reserved [ 279.713478] vmalloc: allocation failure, allocated 1940426752 of 4221095936 bytes [ 279.713484] syz-executor.3: page allocation failure: order:0, mode:0x24000c2 [ 279.713492] CPU: 0 PID: 2920 Comm: syz-executor.3 Not tainted 4.4.174+ #4 [ 279.713504] 0000000000000000 4c5c44cc8f290fc6 ffff88008caffa78 ffffffff81aad1a1 [ 279.713512] 1ffff1001195ff52 dffffc0000000000 00000000024000c2 0000000000000000 [ 279.713519] ffffffff82895020 ffff88008caffb88 ffffffff8148c0cb 0000000000000000 [ 279.713521] Call Trace: [ 279.713537] [] dump_stack+0xc1/0x120 [ 279.713546] [] warn_alloc_failed.cold+0x78/0x99 [ 279.713554] [] ? zone_watermark_ok_safe+0x290/0x290 [ 279.713563] [] __vmalloc_node_range+0x408/0x650 [ 279.713572] [] ? xt_alloc_table_info+0xc8/0x100 [ 279.713578] [] vmalloc+0x5c/0x70 [ 279.713584] [] ? xt_alloc_table_info+0xc8/0x100 [ 279.713597] [] xt_alloc_table_info+0xc8/0x100 [ 279.713606] [] do_ip6t_set_ctl+0x225/0x450 [ 279.713614] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 279.713623] [] ? mutex_unlock+0x9/0x10 [ 279.713632] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 279.713639] [] nf_setsockopt+0x6d/0xc0 [ 279.713645] [] ipv6_setsockopt+0x10b/0x140 [ 279.713654] [] tcp_setsockopt+0x8a/0xe0 [ 279.713661] [] sock_common_setsockopt+0x9a/0xe0 [ 279.713669] [] SyS_setsockopt+0x159/0x240 [ 279.713676] [] ? SyS_recv+0x40/0x40 [ 279.713682] [] ? retint_user+0x18/0x3c [ 279.713692] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 279.713698] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 279.713702] Mem-Info: [ 279.713718] active_anon:5138 inactive_anon:41 isolated_anon:0 [ 279.713718] active_file:19 inactive_file:15 isolated_file:0 [ 279.713718] unevictable:0 dirty:0 writeback:0 unstable:0 [ 279.713718] slab_reclaimable:5213 slab_unreclaimable:56646 [ 279.713718] mapped:5 shmem:48 pagetables:445 bounce:0 [ 279.713718] free:1002 free_pcp:0 free_cma:0 [ 279.713742] DMA32 free:3972kB min:4696kB low:5868kB high:7044kB active_anon:9104kB inactive_anon:68kB active_file:28kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3145324kB managed:3021976kB mlocked:0kB dirty:0kB writeback:0kB mapped:4kB shmem:80kB slab_reclaimable:9324kB slab_unreclaimable:92348kB kernel_stack:1984kB pagetables:704kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:6424 all_unreclaimable? yes [ 279.713748] lowmem_reserve[]: 0 3504 3504 [ 279.713769] Normal free:36kB min:5580kB low:6972kB high:8368kB active_anon:11448kB inactive_anon:96kB active_file:48kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3588764kB mlocked:0kB dirty:0kB writeback:0kB mapped:16kB shmem:112kB slab_reclaimable:11528kB slab_unreclaimable:134236kB kernel_stack:2656kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:9836 all_unreclaimable? yes [ 279.713775] lowmem_reserve[]: 0 0 0 [ 279.713809] DMA32: 1*4kB (H) 2*8kB (H) 0*16kB 0*32kB 3*64kB (H) 3*128kB (H) 3*256kB (H) 1*512kB (H) 2*1024kB (H) 0*2048kB 0*4096kB = 3924kB [ 279.713833] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 279.713835] 82 total pagecache pages [ 279.713838] 0 pages in swap cache [ 279.713842] Swap cache stats: add 0, delete 0, find 0/0 [ 279.713844] Free swap = 0kB [ 279.713846] Total swap = 0kB [ 279.713848] 1965979 pages RAM [ 279.713850] 0 pages HighMem/MovableOnly [ 279.713852] 313294 pages reserved [ 280.430616] lowmemorykiller: Killing 'syz-executor.5' (2941) (tgid 2940), adj 1000, [ 280.430616] to free 772kB on behalf of 'kswapd0' (28) because [ 280.430616] cache 4132kB is below limit 8192kB for oom_score_adj 1 [ 280.430616] Free memory is 8152kB above reserved [ 281.438379] lowmemorykiller: Killing 'syz-executor.5' (2941) (tgid 2940), adj 1000, [ 281.438379] to free 136kB on behalf of 'syz-executor.0' (2953) because [ 281.438379] cache 264kB is below limit 65536kB for oom_score_adj 12 [ 281.438379] Free memory is 20020kB above reserved [ 281.815323] INFO: task init:2428 blocked for more than 140 seconds. [ 281.815328] Not tainted 4.4.174+ #4 [ 281.815330] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 281.815353] init D ffff88001a277718 29280 2428 1 0x00000000 [ 281.815363] ffff88001a277718 ffff8800b454af80 0387e764a3caec6a ffff8800b454af80 [ 281.815372] 0000000000000000 ffff8800b454b800 ffff8801db61f180 ffff8801db61f1a8 [ 281.815381] ffff8801db61e898 ffff8801d0df2f80 ffff8800b454af80 ffffed000344e001 [ 281.815383] Call Trace: [ 281.815396] [] schedule+0x99/0x1d0 [ 281.815405] [] schedule_preempt_disabled+0x13/0x20 [ 281.815412] [] mutex_lock_nested+0x3c2/0xb80 [ 281.815423] [] ? tty_open+0x56a/0xf50 [ 281.815431] [] ? assoc_array_gc+0x1233/0x12e0 [ 281.815438] [] ? mutex_trylock+0x500/0x500 [ 281.815447] [] ? kmem_cache_alloc_trace+0x123/0x2d0 [ 281.815454] [] tty_open+0x56a/0xf50 [ 281.815462] [] ? tty_init_dev+0x420/0x420 [ 281.815470] [] ? chrdev_open+0xca/0x630 [ 281.815475] [] ? tty_init_dev+0x420/0x420 [ 281.815480] [] chrdev_open+0x230/0x630 [ 281.815485] [] ? cdev_put.part.0+0x50/0x50 [ 281.815491] [] do_dentry_open+0x38f/0xbd0 [ 281.815498] [] ? __inode_permission2+0x9e/0x250 [ 281.815505] [] ? cdev_put.part.0+0x50/0x50 [ 281.815511] [] vfs_open+0x10b/0x210 [ 281.815518] [] ? may_open.isra.0+0xe7/0x210 [ 281.815525] [] path_openat+0x136f/0x4470 [ 281.815532] [] ? kasan_kmalloc.part.0+0xc6/0xf0 [ 281.815539] [] ? may_open.isra.0+0x210/0x210 [ 281.815548] [] ? trace_hardirqs_on+0x10/0x10 [ 281.815555] [] do_filp_open+0x1a1/0x270 [ 281.815562] [] ? user_path_mountpoint_at+0x50/0x50 [ 281.815571] [] ? __alloc_fd+0x1ea/0x490 [ 281.815578] [] ? _raw_spin_unlock+0x2d/0x50 [ 281.815585] [] do_sys_open+0x2f8/0x600 [ 281.815591] [] ? filp_open+0x70/0x70 [ 281.815599] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 281.815605] [] SyS_open+0x2d/0x40 [ 281.815613] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 281.815619] 1 lock held by init/2428: [ 281.815636] #0: (tty_mutex){+.+.+.}, at: [] tty_open+0x56a/0xf50 [ 281.815639] Sending NMI to all CPUs: [ 281.816939] NMI backtrace for cpu 0 [ 281.816943] CPU: 0 PID: 2947 Comm: syz-executor.5 Not tainted 4.4.174+ #4 [ 281.816946] task: ffff8801d6da4740 task.stack: ffff8801486b0000 [ 281.816950] RIP: 0010:[] [] lock_release+0x375/0xcf0 [ 281.816953] RSP: 0000:ffff8801486b7400 EFLAGS: 00000046 [ 281.816956] RAX: 0000000000000003 RBX: ffff8801d6da5058 RCX: 0000000000000002 [ 281.816959] RDX: 0000000000000000 RSI: ffffffff82ea73a0 RDI: 0000000000000000 [ 281.816963] RBP: ffff8801486b74b0 R08: 0000000000000003 R09: 0000000000000001 [ 281.816966] R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 [ 281.816969] R13: ffff8801d6da5030 R14: 0000000000000002 R15: ffff8801d6da507a [ 281.816973] FS: 00007ff136b87700(0000) GS:ffff8801db600000(0000) knlGS:0000000000000000 [ 281.816976] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 281.816979] CR2: 000000000040d6d2 CR3: 00000001d061f000 CR4: 00000000001606b0 [ 281.816983] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 281.816986] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 281.816988] Stack: [ 281.816991] 0000000000000000 0000000000000000 ffff8801486b7490 0000000000000246 [ 281.816995] 0000000000000000 ffffffff813c28d2 ffff880100000000 0000000000000000 [ 281.816998] ffff8801486b7480 ffff8801d6da5000 0000000300000000 ffff8801d6da5008 [ 281.817000] Call Trace: [ 281.817004] [] ? find_lock_task_mm+0xf2/0x280 [ 281.817007] [] ? find_lock_task_mm+0x137/0x280 [ 281.817010] [] find_lock_task_mm+0x15e/0x280 [ 281.817013] [] ? unregister_oom_notifier+0x30/0x30 [ 281.817016] [] lowmem_scan+0x45b/0xbf0 [ 281.817019] [] ? lowmem_scan+0x23f/0xbf0 [ 281.817022] [] ? ion_heap_shrink_count+0x4f/0x110 [ 281.817025] [] shrink_slab.part.0+0x402/0xb30 [ 281.817029] [] ? unregister_shrinker+0x230/0x230 [ 281.817032] [] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 281.817035] [] shrink_zone+0x4bc/0x610 [ 281.817038] [] ? shrink_lruvec+0x1560/0x1560 [ 281.817041] [] ? __delayacct_freepages_start+0x41/0x80 [ 281.817045] [] try_to_free_pages+0x66f/0x1260 [ 281.817048] [] ? shrink_zone+0x610/0x610 [ 281.817051] [] __alloc_pages_nodemask+0x8af/0x14b0 [ 281.817054] [] ? __schedule+0x7a3/0x1ee0 [ 281.817058] [] ? __alloc_pages_direct_compact+0x220/0x220 [ 281.817061] [] __vmalloc_node_range+0x25b/0x650 [ 281.817064] [] ? xt_alloc_table_info+0xc8/0x100 [ 281.817067] [] vmalloc+0x5c/0x70 [ 281.817070] [] ? xt_alloc_table_info+0xc8/0x100 [ 281.817073] [] xt_alloc_table_info+0xc8/0x100 [ 281.817076] [] do_ip6t_set_ctl+0x225/0x450 [ 281.817079] [] ? compat_do_ip6t_set_ctl+0x150/0x150 [ 281.817082] [] ? mutex_unlock+0x9/0x10 [ 281.817085] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 281.817088] [] nf_setsockopt+0x6d/0xc0 [ 281.817091] [] ipv6_setsockopt+0x10b/0x140 [ 281.817094] [] tcp_setsockopt+0x8a/0xe0 [ 281.817096] [] sock_common_setsockopt+0x9a/0xe0 [ 281.817099] [] SyS_setsockopt+0x159/0x240 [ 281.817102] [] ? SyS_recv+0x40/0x40 [ 281.817104] [] ? retint_user+0x18/0x3c [ 281.817107] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 281.817110] [] entry_SYSCALL_64_fastpath+0x1e/0x9a [ 281.817117] Code: df 4c 89 fa 48 c1 ea 03 0f b6 14 02 4c 89 f8 83 e0 07 83 c0 01 38 d0 7c 12 84 d2 74 0e 4c 89 ff 89 4d c0 e8 ae e8 27 00 8b 4d c0 <66> f7 43 22 f0 ff 74 3d 48 8d 7b 20 48 b8 00 00 00 00 00 fc ff [ 281.817119] NMI backtrace for cpu 1 [ 281.817122] CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #4 [ 281.817125] task: ffff8801da6c2f80 task.stack: ffff8800001e8000 [ 281.817128] RIP: 0010:[] [] flat_send_IPI_mask+0xf7/0x1b0 [ 281.817131] RSP: 0000:ffff8800001efc88 EFLAGS: 00000046 [ 281.817134] RAX: 0000000000000000 RBX: 0000000000000c00 RCX: 0000000000000000 [ 281.817137] RDX: 0000000000000c00 RSI: 0000000000000000 RDI: ffffffffff5fc300 [ 281.817140] RBP: ffff8800001efcb8 R08: 0000000000000018 R09: 0000000000000000 [ 281.817144] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000246 [ 281.817147] R13: 0000000003000000 R14: ffffffff82e5f2e0 R15: 0000000000000002 [ 281.817151] FS: 0000000000000000(0000) GS:ffff8801db700000(0000) knlGS:0000000000000000 [ 281.817154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 281.817157] CR2: 0000000000458bd0 CR3: 0000000134906000 CR4: 00000000001606b0 [ 281.817161] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 281.817164] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 281.817166] Stack: [ 281.817169] 0000000000000001 ffffffff82e5f2e0 ffffffff831a6ac0 fffffbfff0634c34 [ 281.817173] 000000000001b6c0 0000000000000008 ffff8800001efcd8 ffffffff81092bee [ 281.817176] 0000000000000008 ffffffff82924260 ffff8800001efd30 ffffffff81ab8252 [ 281.817178] Call Trace: [ 281.817181] [] nmi_raise_cpu_backtrace+0x5e/0x80 [ 281.817185] [] nmi_trigger_all_cpu_backtrace.cold+0xa1/0xae [ 281.817187] [] ? print_lock+0xa8/0xab [ 281.817191] [] ? irq_force_complete_move+0x330/0x330 [ 281.817194] [] arch_trigger_all_cpu_backtrace+0x14/0x20 [ 281.817197] [] watchdog.cold+0xd3/0xee [ 281.817200] [] ? watchdog+0xac/0xa00 [ 281.817203] [] ? reset_hung_task_detector+0x20/0x20 [ 281.817206] [] kthread+0x273/0x310 [ 281.817209] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 281.817212] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 281.817215] [] ? finish_task_switch+0x1e1/0x660 [ 281.817218] [] ? finish_task_switch+0x1b3/0x660 [ 281.817221] [] ? __schedule+0x7af/0x1ee0 [ 281.817224] [] ? __schedule+0x7a3/0x1ee0 [ 281.817227] [] ? __schedule+0x7af/0x1ee0 [ 281.817231] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 281.817234] [] ret_from_fork+0x55/0x80 [ 281.817237] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 281.817244] Code: 00 c3 5f ff 80 e6 10 75 e1 41 c1 e5 18 44 89 2c 25 10 c3 5f ff 44 89 fa 09 da 80 cf 04 41 83 ff 02 0f 44 d3 89 14 25 00 c3 5f ff <41> f7 c4 00 02 00 00 75 1e 4c 89 e7 57 9d 0f 1f 44 00 00 e8 f1 [ 281.817386] Kernel panic - not syncing: hung_task: blocked tasks [ 281.817393] CPU: 1 PID: 20 Comm: khungtaskd Not tainted 4.4.174+ #4 [ 281.817403] 0000000000000000 484ebd212baae04f ffff8800001efc60 ffffffff81aad1a1 [ 281.817411] ffff8800b454af80 ffffffff82872120 dffffc0000000000 0000000000000002 [ 281.817420] 00000000003fff8e ffff8800001efd40 ffffffff813a48c2 0000000041b58ab3 [ 281.817421] Call Trace: [ 281.817432] [] dump_stack+0xc1/0x120 [ 281.817441] [] panic+0x1b9/0x37b [ 281.817449] [] ? add_taint.cold+0x16/0x16 [ 281.817457] [] ? find_next_bit+0x44/0x50 [ 281.817466] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 281.817474] [] ? nmi_trigger_all_cpu_backtrace+0x3c6/0x490 [ 281.817481] [] watchdog.cold+0xe4/0xee [ 281.817489] [] ? watchdog+0xac/0xa00 [ 281.817496] [] ? reset_hung_task_detector+0x20/0x20 [ 281.817504] [] kthread+0x273/0x310 [ 281.817512] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 281.817520] [] ? _raw_spin_unlock_irq+0x39/0x60 [ 281.817527] [] ? finish_task_switch+0x1e1/0x660 [ 281.817534] [] ? finish_task_switch+0x1b3/0x660 [ 281.817541] [] ? __schedule+0x7af/0x1ee0 [ 281.817549] [] ? __schedule+0x7a3/0x1ee0 [ 281.817555] [] ? __schedule+0x7af/0x1ee0 [ 281.817564] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 281.817570] [] ret_from_fork+0x55/0x80 [ 281.817578] [] ? kthread_create_on_node+0x4c0/0x4c0 [ 281.818298] Kernel Offset: disabled [ 293.931902] Rebooting in 86400 seconds..