[....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 21.019168] random: sshd: uninitialized urandom read (32 bytes read, 34 bits of entropy available) [?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 25.673337] random: sshd: uninitialized urandom read (32 bytes read, 39 bits of entropy available) [ 26.110501] random: sshd: uninitialized urandom read (32 bytes read, 40 bits of entropy available) [ 26.663354] random: sshd: uninitialized urandom read (32 bytes read, 51 bits of entropy available) [ 26.838287] random: sshd: uninitialized urandom read (32 bytes read, 54 bits of entropy available) Warning: Permanently added '10.128.0.25' (ECDSA) to the list of known hosts. [ 32.322608] random: sshd: uninitialized urandom read (32 bytes read, 60 bits of entropy available) executing program executing program executing program executing program executing program executing program executing program executing program [ 34.195933] vmalloc: allocation failure, allocated 918306816 of 4278198272 bytes [ 34.197196] vmalloc: allocation failure, allocated 417243136 of 4278198272 bytes [ 34.197201] syz-executor111: page allocation failure: order:0, mode:0x24000c2 [ 34.197209] CPU: 1 PID: 3854 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.197213] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.197224] 0000000000000000 d50eeebf6883424b ffff8800abff7a28 ffffffff81e12a4d [ 34.197232] 1ffff100157fef48 dffffc0000000000 00000000024000c2 0000000000000000 [ 34.197241] ffffffff83aae2c0 ffff8800abff7b38 ffffffff81513eab ffffea0000000000 [ 34.197243] Call Trace: [ 34.197255] [] dump_stack+0xc1/0x124 [ 34.197263] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.197272] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.197283] [] __vmalloc_node_range+0x3fa/0x630 [ 34.197292] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.197300] [] vmalloc+0x5b/0x70 [ 34.197325] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.197332] [] xt_alloc_table_info+0xc9/0x100 [ 34.197340] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.197346] [] ? __do_replace+0x780/0x780 [ 34.197355] [] ? __mutex_unlock_slowpath+0x209/0x3b0 [ 34.197362] [] ? __ww_mutex_lock+0x14c0/0x14c0 [ 34.197370] [] ? mutex_unlock+0x9/0x10 [ 34.197378] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 34.197385] [] nf_setsockopt+0x6d/0xc0 [ 34.197393] [] ip_setsockopt+0x9a/0xb0 [ 34.197401] [] tcp_setsockopt+0x88/0xe0 [ 34.197411] [] sock_common_setsockopt+0x9a/0xe0 [ 34.197419] [] SyS_setsockopt+0x166/0x260 [ 34.197426] [] ? SyS_recv+0x40/0x40 [ 34.197434] [] ? move_addr_to_kernel+0x50/0x50 [ 34.197442] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.197451] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 34.198606] Mem-Info: [ 34.198624] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.198624] active_file:2472 inactive_file:3349 isolated_file:32 [ 34.198624] unevictable:0 dirty:3720 writeback:0 unstable:0 [ 34.198624] slab_reclaimable:4922 slab_unreclaimable:57298 [ 34.198624] mapped:1803 shmem:50 pagetables:351 bounce:0 [ 34.198624] free:26 free_pcp:0 free_cma:0 [ 34.198655] DMA free:16kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.198665] lowmem_reserve[]: 0 2908 6409 6409 [ 34.198690] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4144kB inactive_file:6420kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7528kB writeback:0kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103000kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70004 all_unreclaimable? yes [ 34.198699] lowmem_reserve[]: 0 0 3500 3500 [ 34.198724] Normal free:88kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5744kB inactive_file:6976kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7352kB writeback:0kB mapped:4748kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126192kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:6540 all_unreclaimable? no [ 34.198732] lowmem_reserve[]: 0 0 0 0 [ 34.198760] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.198787] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.198813] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.198819] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.198821] 5897 total pagecache pages [ 34.198824] 0 pages in swap cache [ 34.198828] Swap cache stats: add 0, delete 0, find 0/0 [ 34.198830] Free swap = 0kB [ 34.198832] Total swap = 0kB [ 34.198835] 1965969 pages RAM [ 34.198837] 0 pages HighMem/MovableOnly [ 34.198839] 320720 pages reserved [ 34.311068] syz-executor111: page allocation failure: order:0, mode:0x2280020 [ 34.311076] CPU: 1 PID: 3835 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.311080] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.311090] 0000000000000000 a45a9dd911278153 ffff8800ab8071a8 ffffffff81e12a4d [ 34.311099] 1ffff10015700e38 ffff8801c6fa6000 0000000002280020 0000000000000000 [ 34.311107] 0000000000000000 ffff8800ab8072b8 ffffffff81513eab ffff880100000000 [ 34.311109] Call Trace: [ 34.311119] [] dump_stack+0xc1/0x124 [ 34.311127] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.311145] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.311155] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.311165] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.311173] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.311183] [] ? list_lru_count_one+0x60/0x80 [ 34.311191] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.311199] [] ? finish_task_switch+0x1e7/0x4e0 [ 34.311206] [] ? finish_task_switch+0x1bb/0x4e0 [ 34.311213] [] ? __schedule+0x732/0x1d70 [ 34.311231] [] new_slab+0x305/0x380 [ 34.311238] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.311244] [] ? unregister_shrinker+0xc0/0xc0 [ 34.311253] [] ? wb_start_writeback+0x94/0x450 [ 34.311262] [] ? check_preemption_disabled+0x3b/0x170 [ 34.311269] [] ? wb_start_writeback+0x94/0x450 [ 34.311276] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.311282] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.311288] [] ? wb_start_writeback+0x94/0x450 [ 34.311295] [] wb_start_writeback+0x94/0x450 [ 34.311314] [] wakeup_flusher_threads+0x16b/0x290 [ 34.311322] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.311342] [] do_try_to_free_pages+0x874/0xc70 [ 34.311349] [] try_to_free_pages+0x212/0x7b0 [ 34.311357] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.311366] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.311375] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.311383] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.311390] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 34.311400] [] __vmalloc_node_range+0x254/0x630 [ 34.311408] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.311415] [] vmalloc+0x5b/0x70 [ 34.311423] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.311430] [] xt_alloc_table_info+0xc9/0x100 [ 34.311437] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.311443] [] ? __do_replace+0x780/0x780 [ 34.311451] [] ? __mutex_unlock_slowpath+0x209/0x3b0 [ 34.311458] [] ? __ww_mutex_lock+0x14c0/0x14c0 [ 34.311465] [] ? mutex_unlock+0x9/0x10 [ 34.311472] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 34.311484] [] nf_setsockopt+0x6d/0xc0 [ 34.311492] [] ip_setsockopt+0x9a/0xb0 [ 34.311500] [] tcp_setsockopt+0x88/0xe0 [ 34.311509] [] sock_common_setsockopt+0x9a/0xe0 [ 34.311517] [] SyS_setsockopt+0x166/0x260 [ 34.311525] [] ? SyS_recv+0x40/0x40 [ 34.311532] [] ? move_addr_to_kernel+0x50/0x50 [ 34.311540] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.311548] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 34.311551] Mem-Info: [ 34.311568] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.311568] active_file:2428 inactive_file:3335 isolated_file:59 [ 34.311568] unevictable:0 dirty:3710 writeback:4 unstable:0 [ 34.311568] slab_reclaimable:4922 slab_unreclaimable:57284 [ 34.311568] mapped:1801 shmem:50 pagetables:351 bounce:0 [ 34.311568] free:24 free_pcp:0 free_cma:0 [ 34.311592] DMA free:0kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.311601] lowmem_reserve[]: 0 2908 6409 6409 [ 34.311626] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4048kB inactive_file:6448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7512kB writeback:4kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103004kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70308 all_unreclaimable? yes [ 34.311634] lowmem_reserve[]: 0 0 3500 3500 [ 34.311664] Normal free:96kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5664kB inactive_file:6892kB unevictable:0kB isolated(anon):0kB isolated(file):236kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7328kB writeback:12kB mapped:4740kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126132kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:55500 all_unreclaimable? no [ 34.311673] lowmem_reserve[]: 0 0 0 0 [ 34.311700] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.311726] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.311752] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.311758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.311760] 5886 total pagecache pages [ 34.311762] 0 pages in swap cache [ 34.311766] Swap cache stats: add 0, delete 0, find 0/0 [ 34.311768] Free swap = 0kB [ 34.311770] Total swap = 0kB [ 34.311772] 1965969 pages RAM [ 34.311774] 0 pages HighMem/MovableOnly [ 34.311776] 320720 pages reserved [ 34.311832] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 34.311838] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 34.311843] node 0: slabs: 81, objs: 3402, free: 0 [ 34.312457] kworker/u4:2: page allocation failure: order:0, mode:0x2280020 [ 34.312464] CPU: 1 PID: 29 Comm: kworker/u4:2 Not tainted 4.4.147-ga5fc665 #80 [ 34.312468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.312480] Workqueue: writeback wb_workfn (flush-8:0) [ 34.312490] 0000000000000000 45067bc3d8121a49 ffff8801d94a6628 ffffffff81e12a4d [ 34.312499] 1ffff1003b294cc8 ffff8801d9b8b000 0000000002280020 0000000000000000 [ 34.312507] 0000000000000000 ffff8801d94a6738 ffffffff81513eab ffff880100000000 [ 34.312509] Call Trace: [ 34.312517] [] dump_stack+0xc1/0x124 [ 34.312525] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.312533] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.312542] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.312551] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.312560] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.312568] [] ? __lock_is_held+0xa2/0xf0 [ 34.312576] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.312583] [] new_slab+0x305/0x380 [ 34.312590] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.312597] [] ? unregister_shrinker+0xc0/0xc0 [ 34.312604] [] ? wb_start_writeback+0x94/0x450 [ 34.312612] [] ? check_preemption_disabled+0x3b/0x170 [ 34.312620] [] ? wb_start_writeback+0x94/0x450 [ 34.312627] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.312634] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.312641] [] ? wb_start_writeback+0x94/0x450 [ 34.312673] [] wb_start_writeback+0x94/0x450 [ 34.312694] [] wakeup_flusher_threads+0x16b/0x290 [ 34.312715] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.312722] [] do_try_to_free_pages+0x874/0xc70 [ 34.312730] [] try_to_free_pages+0x212/0x7b0 [ 34.312738] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.312746] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.312754] [] ? __lock_acquire+0xa86/0x5270 [ 34.312762] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.312769] [] ? new_slab+0x2d3/0x380 [ 34.312775] [] new_slab+0x85/0x380 [ 34.312782] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.312790] [] ? __lock_is_held+0xa2/0xf0 [ 34.312797] [] ? mempool_alloc_slab+0x44/0x60 [ 34.312804] [] ? mempool_alloc_slab+0x44/0x60 [ 34.312812] [] ? check_preemption_disabled+0x3b/0x170 [ 34.312819] [] ? mempool_alloc_slab+0x44/0x60 [ 34.312826] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.312833] [] ? mempool_alloc_slab+0x44/0x60 [ 34.312839] [] kmem_cache_alloc+0x162/0x2a0 [ 34.312846] [] ? mempool_free+0x1d0/0x1d0 [ 34.312853] [] mempool_alloc_slab+0x44/0x60 [ 34.312859] [] mempool_alloc+0x147/0x390 [ 34.312879] [] ? remove_element.isra.8+0x1b0/0x1b0 [ 34.312888] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.312897] [] bio_alloc_bioset+0x47c/0x8a0 [ 34.312905] [] ? mark_held_locks+0xc7/0x130 [ 34.312913] [] ? bvec_alloc+0x2a0/0x2a0 [ 34.312920] [] ? _raw_spin_unlock_irqrestore+0x5a/0x70 [ 34.312929] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.312936] [] submit_bh_wbc.isra.44+0xf8/0x490 [ 34.312945] [] __block_write_full_page.constprop.49+0x47b/0x880 [ 34.312951] [] ? I_BDEV+0x20/0x20 [ 34.312959] [] block_write_full_page+0x22f/0x2b0 [ 34.312965] [] ? I_BDEV+0x20/0x20 [ 34.312972] [] blkdev_writepage+0x24/0x30 [ 34.312980] [] __writepage+0x64/0xc0 [ 34.312988] [] write_cache_pages+0x520/0xda0 [ 34.312996] [] ? bdi_set_max_ratio+0x130/0x130 [ 34.313004] [] ? write_one_page+0x3a0/0x3a0 [ 34.313012] [] ? __lock_is_held+0xa2/0xf0 [ 34.313026] [] generic_writepages+0xda/0x150 [ 34.313034] [] ? write_cache_pages+0xda0/0xda0 [ 34.313042] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.313051] [] ? write_cache_pages+0xda0/0xda0 [ 34.313057] [] do_writepages+0xef/0x1d0 [ 34.313064] [] ? ratelimit_handler+0x50/0x50 [ 34.313071] [] ? __lock_is_held+0xa2/0xf0 [ 34.313080] [] __writeback_single_inode+0x101/0x1330 [ 34.313086] [] ? writeback_sb_inodes+0x39b/0xee0 [ 34.313094] [] writeback_sb_inodes+0x4ab/0xee0 [ 34.313102] [] ? inode_to_wb_and_lock_list+0xf0/0xf0 [ 34.313109] [] ? down_read_trylock+0x5a/0x70 [ 34.313117] [] ? trylock_super+0x20/0xf0 [ 34.313124] [] __writeback_inodes_wb+0xfb/0x1e0 [ 34.313131] [] wb_writeback+0x529/0xd00 [ 34.313150] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.313158] [] ? writeback_inodes_wb.constprop.46+0x190/0x190 [ 34.313165] [] ? mark_held_locks+0xc7/0x130 [ 34.313173] [] wb_workfn+0x245/0xf20 [ 34.313181] [] ? inode_wait_for_writeback+0x40/0x40 [ 34.313189] [] ? __lock_is_held+0xa2/0xf0 [ 34.313196] [] process_one_work+0x7df/0x1600 [ 34.313203] [] ? process_one_work+0x6fa/0x1600 [ 34.313210] [] ? cancel_delayed_work_sync+0x20/0x20 [ 34.313217] [] worker_thread+0xd9/0xfc0 [ 34.313224] [] ? ___preempt_schedule+0x12/0x14 [ 34.313232] [] kthread+0x268/0x300 [ 34.313238] [] ? process_one_work+0x1600/0x1600 [ 34.313246] [] ? kthread_create_on_node+0x400/0x400 [ 34.313254] [] ? kthread_create_on_node+0x400/0x400 [ 34.313262] [] ret_from_fork+0x55/0x80 [ 34.313270] [] ? kthread_create_on_node+0x400/0x400 [ 34.313272] Mem-Info: [ 34.313289] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.313289] active_file:2428 inactive_file:3360 isolated_file:27 [ 34.313289] unevictable:0 dirty:3710 writeback:4 unstable:0 [ 34.313289] slab_reclaimable:4922 slab_unreclaimable:57284 [ 34.313289] mapped:1801 shmem:50 pagetables:351 bounce:0 [ 34.313289] free:24 free_pcp:0 free_cma:0 [ 34.313312] DMA free:0kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.313321] lowmem_reserve[]: 0 2908 6409 6409 [ 34.313346] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4048kB inactive_file:6448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7512kB writeback:4kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103004kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70308 all_unreclaimable? yes [ 34.313355] lowmem_reserve[]: 0 0 3500 3500 [ 34.313379] Normal free:96kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5664kB inactive_file:6992kB unevictable:0kB isolated(anon):0kB isolated(file):108kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7328kB writeback:12kB mapped:4740kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126132kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:55884 all_unreclaimable? no [ 34.313387] lowmem_reserve[]: 0 0 0 0 [ 34.313414] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.313441] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.313466] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.313472] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.313474] 5886 total pagecache pages [ 34.313476] 0 pages in swap cache [ 34.313480] Swap cache stats: add 0, delete 0, find 0/0 [ 34.313482] Free swap = 0kB [ 34.313484] Total swap = 0kB [ 34.313486] 1965969 pages RAM [ 34.313488] 0 pages HighMem/MovableOnly [ 34.313490] 320720 pages reserved [ 34.313495] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 34.313501] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 34.313508] node 0: slabs: 81, objs: 3402, free: 0 [ 34.316688] syz-executor111: page allocation failure: order:0, mode:0x2280020 [ 34.316696] CPU: 1 PID: 3851 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.316699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.316709] 0000000000000000 377bb7b4c1318cc1 ffff8801da3271a8 ffffffff81e12a4d [ 34.316718] 1ffff1003b464e38 ffff8801c6fbb000 0000000002280020 0000000000000000 [ 34.316727] 0000000000000000 ffff8801da3272b8 ffffffff81513eab ffff880100000000 [ 34.316729] Call Trace: [ 34.316737] [] dump_stack+0xc1/0x124 [ 34.316745] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.316753] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.316762] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.316771] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.316780] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.316788] [] ? list_lru_count_one+0x60/0x80 [ 34.316796] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.316804] [] ? finish_task_switch+0x1e7/0x4e0 [ 34.316811] [] ? finish_task_switch+0x1bb/0x4e0 [ 34.316818] [] ? __schedule+0x732/0x1d70 [ 34.316824] [] new_slab+0x305/0x380 [ 34.316831] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.316838] [] ? unregister_shrinker+0xc0/0xc0 [ 34.316846] [] ? wb_start_writeback+0x94/0x450 [ 34.316854] [] ? check_preemption_disabled+0x3b/0x170 [ 34.316861] [] ? wb_start_writeback+0x94/0x450 [ 34.316869] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.316876] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.316883] [] ? wb_start_writeback+0x94/0x450 [ 34.316890] [] wb_start_writeback+0x94/0x450 [ 34.316898] [] wakeup_flusher_threads+0x16b/0x290 [ 34.316905] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.316913] [] do_try_to_free_pages+0x874/0xc70 [ 34.316921] [] try_to_free_pages+0x212/0x7b0 [ 34.316928] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.316937] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.316946] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.316953] [] ? __schedule+0x7d4/0x1d70 [ 34.316960] [] ? retint_kernel+0x2d/0x2d [ 34.316969] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.316976] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 34.316983] [] ? retint_kernel+0x2d/0x2d [ 34.316998] [] __vmalloc_node_range+0x254/0x630 [ 34.317006] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.317014] [] vmalloc+0x5b/0x70 [ 34.317021] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.317029] [] xt_alloc_table_info+0xc9/0x100 [ 34.317035] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.317042] [] ? __do_replace+0x780/0x780 [ 34.317049] [] ? __mutex_unlock_slowpath+0x209/0x3b0 [ 34.317056] [] ? __ww_mutex_lock+0x14c0/0x14c0 [ 34.317063] [] ? mutex_unlock+0x9/0x10 [ 34.317071] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 34.317078] [] nf_setsockopt+0x6d/0xc0 [ 34.317085] [] ip_setsockopt+0x9a/0xb0 [ 34.317093] [] tcp_setsockopt+0x88/0xe0 [ 34.317101] [] sock_common_setsockopt+0x9a/0xe0 [ 34.317109] [] SyS_setsockopt+0x166/0x260 [ 34.317117] [] ? SyS_recv+0x40/0x40 [ 34.317125] [] ? move_addr_to_kernel+0x50/0x50 [ 34.317132] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.317149] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 34.317152] Mem-Info: [ 34.317169] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.317169] active_file:2428 inactive_file:3360 isolated_file:27 [ 34.317169] unevictable:0 dirty:3710 writeback:4 unstable:0 [ 34.317169] slab_reclaimable:4922 slab_unreclaimable:57284 [ 34.317169] mapped:1801 shmem:50 pagetables:351 bounce:0 [ 34.317169] free:24 free_pcp:0 free_cma:0 [ 34.317192] DMA free:0kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.317201] lowmem_reserve[]: 0 2908 6409 6409 [ 34.317237] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4048kB inactive_file:6448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7512kB writeback:4kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103004kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70308 all_unreclaimable? yes [ 34.317245] lowmem_reserve[]: 0 0 3500 3500 [ 34.317294] Normal free:96kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5664kB inactive_file:6992kB unevictable:0kB isolated(anon):0kB isolated(file):108kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7328kB writeback:12kB mapped:4740kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126132kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:58656 all_unreclaimable? no [ 34.317302] lowmem_reserve[]: 0 0 0 0 [ 34.317341] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.317367] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.317393] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.317399] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.317401] 5886 total pagecache pages [ 34.317403] 0 pages in swap cache [ 34.317407] Swap cache stats: add 0, delete 0, find 0/0 [ 34.317409] Free swap = 0kB [ 34.317411] Total swap = 0kB [ 34.317414] 1965969 pages RAM [ 34.317415] 0 pages HighMem/MovableOnly [ 34.317418] 320720 pages reserved [ 34.317423] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 34.317428] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 34.317433] node 0: slabs: 81, objs: 3402, free: 0 [ 34.318871] syz-executor111: page allocation failure: order:0, mode:0x2280020 [ 34.318878] CPU: 1 PID: 3853 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.318882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.318892] 0000000000000000 6103a02ffaa310ab ffff8801da3a71a8 ffffffff81e12a4d [ 34.318901] 1ffff1003b474e38 ffff8801c6fbc800 0000000002280020 0000000000000000 [ 34.318909] 0000000000000000 ffff8801da3a72b8 ffffffff81513eab ffff880100000000 [ 34.318911] Call Trace: [ 34.318920] [] dump_stack+0xc1/0x124 [ 34.318927] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.318936] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.318945] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.318953] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.318962] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.318971] [] ? list_lru_count_one+0x60/0x80 [ 34.318979] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.318986] [] ? finish_task_switch+0x1e7/0x4e0 [ 34.318993] [] ? finish_task_switch+0x1bb/0x4e0 [ 34.319000] [] ? __schedule+0x732/0x1d70 [ 34.319006] [] new_slab+0x305/0x380 [ 34.319014] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.319021] [] ? unregister_shrinker+0xc0/0xc0 [ 34.319028] [] ? wb_start_writeback+0x94/0x450 [ 34.319037] [] ? check_preemption_disabled+0x3b/0x170 [ 34.319044] [] ? wb_start_writeback+0x94/0x450 [ 34.319052] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.319059] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.319066] [] ? wb_start_writeback+0x94/0x450 [ 34.319073] [] wb_start_writeback+0x94/0x450 [ 34.319080] [] wakeup_flusher_threads+0x16b/0x290 [ 34.319087] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.319095] [] do_try_to_free_pages+0x874/0xc70 [ 34.319103] [] try_to_free_pages+0x212/0x7b0 [ 34.319111] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.319120] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.319129] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.319148] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.319155] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 34.319165] [] __vmalloc_node_range+0x254/0x630 [ 34.319173] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.319180] [] vmalloc+0x5b/0x70 [ 34.319188] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.319195] [] xt_alloc_table_info+0xc9/0x100 [ 34.319202] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.319209] [] ? __do_replace+0x780/0x780 [ 34.319216] [] ? __mutex_unlock_slowpath+0x209/0x3b0 [ 34.319223] [] ? __ww_mutex_lock+0x14c0/0x14c0 [ 34.319230] [] ? mutex_unlock+0x9/0x10 [ 34.319238] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 34.319245] [] nf_setsockopt+0x6d/0xc0 [ 34.319252] [] ip_setsockopt+0x9a/0xb0 [ 34.319259] [] tcp_setsockopt+0x88/0xe0 [ 34.319268] [] sock_common_setsockopt+0x9a/0xe0 [ 34.319276] [] SyS_setsockopt+0x166/0x260 [ 34.319283] [] ? SyS_recv+0x40/0x40 [ 34.319291] [] ? move_addr_to_kernel+0x50/0x50 [ 34.319298] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.319306] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 34.319308] Mem-Info: [ 34.319325] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.319325] active_file:2428 inactive_file:3385 isolated_file:0 [ 34.319325] unevictable:0 dirty:3710 writeback:4 unstable:0 [ 34.319325] slab_reclaimable:4922 slab_unreclaimable:57284 [ 34.319325] mapped:1801 shmem:50 pagetables:351 bounce:0 [ 34.319325] free:24 free_pcp:0 free_cma:0 [ 34.319348] DMA free:0kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.319357] lowmem_reserve[]: 0 2908 6409 6409 [ 34.319382] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4048kB inactive_file:6448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7512kB writeback:4kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103004kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70308 all_unreclaimable? yes [ 34.319390] lowmem_reserve[]: 0 0 3500 3500 [ 34.319415] Normal free:96kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5664kB inactive_file:7092kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7328kB writeback:12kB mapped:4740kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126132kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:59336 all_unreclaimable? no [ 34.319423] lowmem_reserve[]: 0 0 0 0 [ 34.319450] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.319476] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.319502] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.319508] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.319510] 5886 total pagecache pages [ 34.319512] 0 pages in swap cache [ 34.319516] Swap cache stats: add 0, delete 0, find 0/0 [ 34.319518] Free swap = 0kB [ 34.319519] Total swap = 0kB [ 34.319522] 1965969 pages RAM [ 34.319524] 0 pages HighMem/MovableOnly [ 34.319526] 320720 pages reserved [ 34.319531] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 34.319536] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 34.319554] node 0: slabs: 81, objs: 3402, free: 0 [ 34.326982] syz-executor111: page allocation failure: order:0, mode:0x2280020 [ 34.326989] CPU: 1 PID: 3835 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.326992] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.327002] 0000000000000000 a45a9dd911278153 ffff8800ab8071a8 ffffffff81e12a4d [ 34.327011] 1ffff10015700e38 ffff8801c6fa6000 0000000002280020 0000000000000000 [ 34.327019] 0000000000000000 ffff8800ab8072b8 ffffffff81513eab ffff880100000000 [ 34.327021] Call Trace: [ 34.327029] [] dump_stack+0xc1/0x124 [ 34.327037] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.327045] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.327053] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.327062] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.327071] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.327079] [] ? list_lru_count_one+0x60/0x80 [ 34.327087] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.327094] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 34.327100] [] new_slab+0x305/0x380 [ 34.327107] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.327114] [] ? unregister_shrinker+0xc0/0xc0 [ 34.327121] [] ? wb_start_writeback+0x94/0x450 [ 34.327129] [] ? check_preemption_disabled+0x3b/0x170 [ 34.327145] [] ? wb_start_writeback+0x94/0x450 [ 34.327152] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.327158] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.327181] [] ? wb_start_writeback+0x94/0x450 [ 34.327187] [] wb_start_writeback+0x94/0x450 [ 34.327195] [] wakeup_flusher_threads+0x16b/0x290 [ 34.327201] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.327209] [] do_try_to_free_pages+0x874/0xc70 [ 34.327216] [] try_to_free_pages+0x212/0x7b0 [ 34.327223] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.327231] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.327240] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.327248] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.327254] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 34.327276] [] __vmalloc_node_range+0x254/0x630 [ 34.327283] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.327290] [] vmalloc+0x5b/0x70 [ 34.327298] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.327305] [] xt_alloc_table_info+0xc9/0x100 [ 34.327311] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.327317] [] ? __do_replace+0x780/0x780 [ 34.327325] [] ? __mutex_unlock_slowpath+0x209/0x3b0 [ 34.327332] [] ? __ww_mutex_lock+0x14c0/0x14c0 [ 34.327339] [] ? mutex_unlock+0x9/0x10 [ 34.327346] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 34.327352] [] nf_setsockopt+0x6d/0xc0 [ 34.327372] [] ip_setsockopt+0x9a/0xb0 [ 34.327379] [] tcp_setsockopt+0x88/0xe0 [ 34.327388] [] sock_common_setsockopt+0x9a/0xe0 [ 34.327396] [] SyS_setsockopt+0x166/0x260 [ 34.327403] [] ? SyS_recv+0x40/0x40 [ 34.327411] [] ? move_addr_to_kernel+0x50/0x50 [ 34.327418] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.327426] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 34.327429] Mem-Info: [ 34.327446] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.327446] active_file:2428 inactive_file:3305 isolated_file:96 [ 34.327446] unevictable:0 dirty:3710 writeback:4 unstable:0 [ 34.327446] slab_reclaimable:4922 slab_unreclaimable:57284 [ 34.327446] mapped:1801 shmem:50 pagetables:351 bounce:0 [ 34.327446] free:24 free_pcp:0 free_cma:0 [ 34.327469] DMA free:0kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.327478] lowmem_reserve[]: 0 2908 6409 6409 [ 34.327516] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4048kB inactive_file:6448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7512kB writeback:4kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103004kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70308 all_unreclaimable? yes [ 34.327524] lowmem_reserve[]: 0 0 3500 3500 [ 34.327548] Normal free:96kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5664kB inactive_file:6772kB unevictable:0kB isolated(anon):0kB isolated(file):384kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7328kB writeback:12kB mapped:4740kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126132kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:65772 all_unreclaimable? no [ 34.327555] lowmem_reserve[]: 0 0 0 0 [ 34.327593] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.327617] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.327642] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.327653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.327655] 5886 total pagecache pages [ 34.327657] 0 pages in swap cache [ 34.327661] Swap cache stats: add 0, delete 0, find 0/0 [ 34.327663] Free swap = 0kB [ 34.327665] Total swap = 0kB [ 34.327667] 1965969 pages RAM [ 34.327669] 0 pages HighMem/MovableOnly [ 34.327671] 320720 pages reserved [ 34.327676] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 34.327681] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 34.327690] node 0: slabs: 81, objs: 3402, free: 0 [ 34.333611] syz-executor111: page allocation failure: order:0, mode:0x2280020 [ 34.333618] CPU: 1 PID: 3853 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.333621] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.333630] 0000000000000000 6103a02ffaa310ab ffff8801da3a71a8 ffffffff81e12a4d [ 34.333639] 1ffff1003b474e38 ffff8801c6fbc800 0000000002280020 0000000000000000 [ 34.333653] 0000000000000000 ffff8801da3a72b8 ffffffff81513eab ffff880100000000 [ 34.333654] Call Trace: [ 34.333663] [] dump_stack+0xc1/0x124 [ 34.333670] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.333678] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.333686] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.333694] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.333703] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.333711] [] ? list_lru_count_one+0x60/0x80 [ 34.333718] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.333725] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 34.333731] [] new_slab+0x305/0x380 [ 34.333738] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.333757] [] ? unregister_shrinker+0xc0/0xc0 [ 34.333764] [] ? wb_start_writeback+0x94/0x450 [ 34.333773] [] ? check_preemption_disabled+0x3b/0x170 [ 34.333780] [] ? wb_start_writeback+0x94/0x450 [ 34.333787] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.333794] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.333800] [] ? wb_start_writeback+0x94/0x450 [ 34.333807] [] wb_start_writeback+0x94/0x450 [ 34.333814] [] wakeup_flusher_threads+0x16b/0x290 [ 34.333821] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.333829] [] do_try_to_free_pages+0x874/0xc70 [ 34.333837] [] try_to_free_pages+0x212/0x7b0 [ 34.333844] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.333852] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.333861] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.333882] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.333889] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 34.333898] [] __vmalloc_node_range+0x254/0x630 [ 34.333906] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.333914] [] vmalloc+0x5b/0x70 [ 34.333921] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.333929] [] xt_alloc_table_info+0xc9/0x100 [ 34.333935] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.333942] [] ? __do_replace+0x780/0x780 [ 34.333949] [] ? __mutex_unlock_slowpath+0x209/0x3b0 [ 34.333970] [] ? __ww_mutex_lock+0x14c0/0x14c0 [ 34.333976] [] ? mutex_unlock+0x9/0x10 [ 34.333984] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 34.333990] [] nf_setsockopt+0x6d/0xc0 [ 34.333997] [] ip_setsockopt+0x9a/0xb0 [ 34.334004] [] tcp_setsockopt+0x88/0xe0 [ 34.334012] [] sock_common_setsockopt+0x9a/0xe0 [ 34.334020] [] SyS_setsockopt+0x166/0x260 [ 34.334028] [] ? SyS_recv+0x40/0x40 [ 34.334048] [] ? move_addr_to_kernel+0x50/0x50 [ 34.334055] [] ? lockdep_sys_exit_thunk+0x12/0x14 [ 34.334062] [] entry_SYSCALL_64_fastpath+0x22/0x9e [ 34.334065] Mem-Info: [ 34.334080] active_anon:6440 inactive_anon:43 isolated_anon:0 [ 34.334080] active_file:2428 inactive_file:3362 isolated_file:32 [ 34.334080] unevictable:0 dirty:3710 writeback:4 unstable:0 [ 34.334080] slab_reclaimable:4922 slab_unreclaimable:57284 [ 34.334080] mapped:1801 shmem:50 pagetables:351 bounce:0 [ 34.334080] free:24 free_pcp:0 free_cma:0 [ 34.334102] DMA free:0kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes [ 34.334123] lowmem_reserve[]: 0 2908 6409 6409 [ 34.334157] DMA32 free:0kB min:30596kB low:38244kB high:45892kB active_anon:12924kB inactive_anon:100kB active_file:4048kB inactive_file:6448kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2980432kB mlocked:0kB dirty:7512kB writeback:4kB mapped:2464kB shmem:112kB slab_reclaimable:9160kB slab_unreclaimable:103004kB kernel_stack:1696kB pagetables:328kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:70308 all_unreclaimable? yes [ 34.334165] lowmem_reserve[]: 0 0 3500 3500 [ 34.334190] Normal free:96kB min:36820kB low:46024kB high:55228kB active_anon:12836kB inactive_anon:72kB active_file:5664kB inactive_file:7000kB unevictable:0kB isolated(anon):0kB isolated(file):128kB present:4718592kB managed:3584660kB mlocked:0kB dirty:7328kB writeback:12kB mapped:4740kB shmem:88kB slab_reclaimable:10528kB slab_unreclaimable:126132kB kernel_stack:2976kB pagetables:1076kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:71344 all_unreclaimable? no [ 34.334197] lowmem_reserve[]: 0 0 0 0 [ 34.334224] DMA: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.334248] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.334276] Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 34.334282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 34.334284] 5886 total pagecache pages [ 34.334286] 0 pages in swap cache [ 34.334289] Swap cache stats: add 0, delete 0, find 0/0 [ 34.334291] Free swap = 0kB [ 34.334293] Total swap = 0kB [ 34.334296] 1965969 pages RAM [ 34.334297] 0 pages HighMem/MovableOnly [ 34.334299] 320720 pages reserved [ 34.334305] SLUB: Unable to allocate memory on node -1 (gfp=0x2088020) [ 34.334310] cache: kmalloc-64, object size: 64, buffer size: 96, default order: 0, min order: 0 [ 34.334315] node 0: slabs: 81, objs: 3402, free: 0 [ 34.334784] syz-executor111: page allocation failure: order:0, mode:0x2280020 [ 34.334791] CPU: 1 PID: 3851 Comm: syz-executor111 Not tainted 4.4.147-ga5fc665 #80 [ 34.334794] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.334804] 0000000000000000 377bb7b4c1318cc1 ffff8801da3271a8 ffffffff81e12a4d [ 34.334813] 1ffff1003b464e38 ffff8801c6fbb000 0000000002280020 0000000000000000 [ 34.334821] 0000000000000000 ffff8801da3272b8 ffffffff81513eab ffff880100000000 [ 34.334823] Call Trace: [ 34.334832] [] dump_stack+0xc1/0x124 [ 34.334839] [] warn_alloc_failed.cold.116+0x83/0x149 [ 34.334847] [] ? zone_watermark_ok_safe+0x290/0x290 [ 34.334857] [] __alloc_pages_nodemask+0x1171/0x1660 [ 34.334865] [] ? debug_check_no_locks_freed+0x210/0x210 [ 34.334874] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.334883] [] ? list_lru_count_one+0x60/0x80 [ 34.334891] [] ? shrink_slab.part.54+0x531/0xb30 [ 34.334898] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 34.334905] [] new_slab+0x305/0x380 [ 34.334928] [] ___slab_alloc.constprop.76+0x36a/0x550 [ 34.334935] [] ? unregister_shrinker+0xc0/0xc0 [ 34.334942] [] ? wb_start_writeback+0x94/0x450 [ 34.334950] [] ? check_preemption_disabled+0x3b/0x170 [ 34.334957] [] ? wb_start_writeback+0x94/0x450 [ 34.334964] [] __slab_alloc.isra.72.constprop.75+0x50/0xa0 [ 34.334971] [] kmem_cache_alloc_trace+0x173/0x2c0 [ 34.334977] [] ? wb_start_writeback+0x94/0x450 [ 34.334984] [] wb_start_writeback+0x94/0x450 [ 34.334992] [] wakeup_flusher_threads+0x16b/0x290 [ 34.334998] [] ? wakeup_flusher_threads+0x25/0x290 [ 34.335006] [] do_try_to_free_pages+0x874/0xc70 [ 34.335014] [] try_to_free_pages+0x212/0x7b0 [ 34.335021] [] ? do_try_to_free_pages+0xc70/0xc70 [ 34.335029] [] __alloc_pages_nodemask+0xa9e/0x1660 [ 34.335038] [] ? __alloc_pages_direct_compact+0x240/0x240 [ 34.335044] [] ? __schedule+0x7d4/0x1d70 [ 34.335052] [] ? retint_kernel+0x2d/0x2d [ 34.335060] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 34.335066] [] ? trace_hardirqs_on_thunk+0x17/0x19 [ 34.335074] [] ? retint_kernel+0x2d/0x2d [ 34.335082] [] __vmalloc_node_range+0x254/0x630 [ 34.335090] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.335097] [] vmalloc+0x5b/0x70 [ 34.335104] [] ? xt_alloc_table_info+0xc9/0x100 [ 34.335111] [] xt_alloc_table_info+0xc9/0x100 [ 34.335118] [] do_arpt_set_ctl+0x226/0x5b0 [ 34.335124] [] ? __do_replace+0x780/0x780 [ 34.335131] [