[?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. [ 11.098685] random: crng init done [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.252' (ECDSA) to the list of known hosts. syzkaller login: [ 71.892820] audit: type=1400 audit(1551107689.683:5): avc: denied { associate } for pid=2082 comm="syz-executor348" name="syz4" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 executing program executing program executing program executing program executing program executing program [ 73.577625] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 73.577625] to free 856kB on behalf of 'kswapd0' (33) because [ 73.577625] cache 35712kB is below limit 65536kB for oom_score_adj 12 [ 73.577625] Free memory is -12928kB above reserved [ 73.586730] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 73.586730] to free 856kB on behalf of 'syz-executor348' (2956) because [ 73.586730] cache 33212kB is below limit 65536kB for oom_score_adj 12 [ 73.586730] Free memory is -13200kB above reserved [ 74.168101] syz-executor348 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 74.271487] CPU: 1 PID: 2991 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 74.278626] ffff88018fcbf6c0 ffffffff81b47871 ffff88018fcbfa18 ffffffff833eef70 [ 74.286723] 00000000000003e8 ffff88018fcbfa30 0000000000000000 ffff88018fcbf740 [ 74.294914] ffffffff814fd17d 0000000000000000 00000000000003e8 ffffffff828161a5 [ 74.302981] Call Trace: [ 74.305564] [] dump_stack+0xc1/0x120 [ 74.310928] [] dump_header.isra.0+0x142/0x74c [ 74.317077] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 74.323996] [] ? ___ratelimit+0x55/0x413 [ 74.329701] [] oom_kill_process.cold+0xd/0xa74 [ 74.335933] [] ? has_capability_noaudit+0x25/0x30 [ 74.342437] [] ? check_preemption_disabled+0x3c/0x200 [ 74.349279] [] ? out_of_memory+0x6bc/0xeb0 [ 74.355166] [] out_of_memory+0x29b/0xeb0 [ 74.360871] [] ? out_of_memory+0x405/0xeb0 [ 74.366754] [] ? oom_killer_disable+0x210/0x210 [ 74.373246] [] ? trace_hardirqs_on+0xd/0x10 [ 74.379211] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 74.386054] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 74.392733] [] ? finish_task_switch+0x1e5/0x660 [ 74.399056] [] ? finish_task_switch+0x1b7/0x660 [ 74.405377] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 74.412049] [] __vmalloc_node_range+0x25b/0x610 [ 74.418366] [] ? xt_alloc_table_info+0xc8/0x100 [ 74.424678] [] vmalloc+0x5c/0x70 [ 74.429689] [] ? xt_alloc_table_info+0xc8/0x100 [ 74.436014] [] xt_alloc_table_info+0xc8/0x100 [ 74.442173] [] do_ipt_set_ctl+0x22b/0x470 [ 74.447977] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 74.454563] [] ? mutex_unlock+0x9/0x10 [ 74.460101] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 74.467195] [] nf_setsockopt+0x6d/0xc0 [ 74.472725] [] ip_setsockopt+0x8a/0xa0 [ 74.478257] [] udp_setsockopt+0x4e/0x90 [ 74.483880] [] ipv6_setsockopt+0xa4/0x140 [ 74.489803] [] tcp_setsockopt+0x8a/0xe0 [ 74.495715] [] sock_common_setsockopt+0x9a/0xe0 [ 74.502032] [] SyS_setsockopt+0x159/0x240 [ 74.507828] [] ? SyS_recv+0x40/0x40 [ 74.513098] [] ? do_syscall_64+0x4a/0x570 [ 74.518891] [] ? SyS_recv+0x40/0x40 [ 74.524191] [] do_syscall_64+0x1ad/0x570 [ 74.529901] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 74.547188] Mem-Info: [ 74.549733] active_anon:3426 inactive_anon:41 isolated_anon:0 [ 74.549733] active_file:37 inactive_file:10 isolated_file:0 [ 74.549733] unevictable:0 dirty:0 writeback:0 unstable:0 [ 74.549733] slab_reclaimable:3858 slab_unreclaimable:58379 [ 74.549733] mapped:22 shmem:48 pagetables:459 bounce:0 [ 74.549733] free:6036 free_pcp:30 free_cma:0 [ 74.618755] Node 0 active_anon:13704kB inactive_anon:164kB active_file:148kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:88kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:335 all_unreclaimable? yes [ 74.689004] DMA32 free:18612kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 74.728937] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 74.728937] to free 108kB on behalf of 'syz-executor348' (2965) because [ 74.728937] cache 148kB is below limit 6144kB for oom_score_adj 0 [ 74.728937] Free memory is -13244kB above reserved [ 74.729065] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 74.729065] to free 108kB on behalf of 'syz-executor348' (2079) because [ 74.729065] cache 148kB is below limit 6144kB for oom_score_adj 0 [ 74.729065] Free memory is -13244kB above reserved [ 75.168734] lowmem_reserve[]: 0 3505 3505 [ 75.173632] Normal free:5548kB min:5580kB low:9168kB high:12756kB active_anon:13704kB inactive_anon:164kB active_file:72kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233516kB kernel_stack:4224kB pagetables:1836kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 75.459396] lowmem_reserve[]: 0 0 0 [ 75.463605] DMA32: 3*4kB (UM) 2*8kB (M) 9*16kB (UM) 2*32kB (UM) 3*64kB (M) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18732kB [ 75.636817] Normal: 364*4kB (UME) 190*8kB (UMEH) 74*16kB (UMEH) 28*32kB (UMH) 6*64kB (MH) 0*128kB 0*256kB 0*512kB [ 75.738879] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 75.738879] to free 108kB on behalf of 'syz-executor348' (2081) because [ 75.738879] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 75.738879] Free memory is -13352kB above reserved [ 75.738891] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 75.738891] to free 108kB on behalf of 'syz-executor348' (2079) because [ 75.738891] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 75.738891] Free memory is -13352kB above reserved [ 76.278749] 0*1024kB 0*2048kB 0*4096kB = 5440kB 78 total pagecache pages [ 76.286292] 0 pages in swap cache [ 76.343290] Swap cache stats: add 0, delete 0, find 0/0 [ 76.348685] Free swap = 0kB [ 76.393914] Total swap = 0kB [ 76.396924] 1965979 pages RAM [ 76.478749] 0 pages HighMem/MovableOnly [ 76.482741] 313623 pages reserved [ 76.486188] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 76.631910] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 76.738814] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 76.747619] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 76.756521] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 76.756521] to free 108kB on behalf of 'syz-executor348' (2990) because [ 76.756521] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 76.756521] Free memory is -13456kB above reserved [ 76.756558] lowmemorykiller: Killing 'syz-executor348' (2956) (tgid 2950), adj 1000, [ 76.756558] to free 108kB on behalf of 'syz-executor348' (2081) because [ 76.756558] cache 120kB is below limit 6144kB for oom_score_adj 0 [ 76.756558] Free memory is -13456kB above reserved [ 76.914210] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 76.914222] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 76.914233] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 76.914244] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 76.914255] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 76.914265] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 76.914276] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 76.914287] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 76.914298] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 76.914316] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 76.914327] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 76.914337] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 76.914348] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 76.914359] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 76.914370] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 76.914381] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 76.914391] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 76.914402] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 76.914413] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 76.914424] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 76.914434] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 76.914446] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 76.914457] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 76.914468] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 76.914479] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 76.914490] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 76.914501] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 76.914512] [ 2956] 0 2950 4505 27 6 3 0 1000 syz-executor348 [ 76.914524] [ 2958] 0 2953 4505 27 6 3 0 1000 syz-executor348 [ 76.914547] [ 2961] 0 2957 4505 27 6 3 0 1000 syz-executor348 [ 76.914559] [ 2962] 0 2962 4505 27 6 3 0 1000 syz-executor348 [ 76.914570] [ 2963] 0 2963 4505 27 6 3 0 1000 syz-executor348 [ 76.914582] [ 2965] 0 2965 4505 27 6 3 0 1000 syz-executor348 [ 76.914593] [ 2968] 0 2968 4505 27 6 3 0 1000 syz-executor348 [ 76.914605] [ 2971] 0 2971 4505 27 6 3 0 1000 syz-executor348 [ 76.914616] [ 2976] 0 2976 4505 27 6 3 0 1000 syz-executor348 [ 76.914629] [ 2990] 0 2987 4505 27 6 3 0 1000 syz-executor348 [ 76.914640] [ 2991] 0 2991 4505 27 6 3 0 1000 syz-executor348 [ 76.914652] [ 2993] 0 2993 4505 27 6 3 0 1000 syz-executor348 [ 76.914664] [ 2999] 0 2998 4505 27 6 3 0 1000 syz-executor348 [ 76.914676] [ 3001] 0 3001 4505 27 6 3 0 1000 syz-executor348 [ 76.914688] [ 3004] 0 3004 4505 27 6 3 0 1000 syz-executor348 [ 76.914700] [ 3010] 0 3009 4505 27 6 3 0 1000 syz-executor348 [ 76.914711] [ 3011] 0 3011 4505 27 6 3 0 1000 syz-executor348 [ 76.914722] [ 3013] 0 3013 4505 27 6 3 0 1000 syz-executor348 [ 76.914729] Out of memory: Kill process 2950 (syz-executor348) score 999 or sacrifice child [ 76.914934] Killed process 2963 (syz-executor348) total-vm:18020kB, anon-rss:96kB, file-rss:12kB, shmem-rss:0kB [ 76.939080] oom_reaper: reaped process 2963 (syz-executor348), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 76.944239] syz-executor348 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 76.944249] CPU: 0 PID: 3010 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 76.944268] ffff8801225d76c0 ffffffff81b47871 ffff8801225d7a18 ffffffff833eef70 [ 76.944279] 00000000000003e8 ffff8801225d7a30 0000000000000000 ffff8801225d7740 [ 76.944289] ffffffff814fd17d 0000000000000000 00000000000003e8 ffffffff828161a5 [ 76.944291] Call Trace: [ 76.944304] [] dump_stack+0xc1/0x120 [ 76.944314] [] dump_header.isra.0+0x142/0x74c [ 76.944324] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 76.944333] [] ? ___ratelimit+0x55/0x413 [ 76.944341] [] oom_kill_process.cold+0xd/0xa74 [ 76.944351] [] ? has_capability_noaudit+0x25/0x30 [ 76.944360] [] ? check_preemption_disabled+0x3c/0x200 [ 76.944369] [] ? out_of_memory+0x6bc/0xeb0 [ 76.944377] [] out_of_memory+0x29b/0xeb0 [ 76.944385] [] ? out_of_memory+0x405/0xeb0 [ 76.944394] [] ? oom_killer_disable+0x210/0x210 [ 76.944407] [] ? trace_hardirqs_on+0xd/0x10 [ 76.944416] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 76.944425] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 76.944434] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 76.944442] [] ? map_vm_area+0xa8/0xe0 [ 76.944450] [] __vmalloc_node_range+0x25b/0x610 [ 76.944459] [] ? xt_alloc_table_info+0xc8/0x100 [ 76.944467] [] vmalloc+0x5c/0x70 [ 76.944474] [] ? xt_alloc_table_info+0xc8/0x100 [ 76.944482] [] xt_alloc_table_info+0xc8/0x100 [ 76.944492] [] do_ipt_set_ctl+0x22b/0x470 [ 76.944500] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 76.944508] [] ? mutex_unlock+0x9/0x10 [ 76.944517] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 76.944524] [] nf_setsockopt+0x6d/0xc0 [ 76.944543] [] ip_setsockopt+0x8a/0xa0 [ 76.944552] [] udp_setsockopt+0x4e/0x90 [ 76.944560] [] ipv6_setsockopt+0xa4/0x140 [ 76.944568] [] tcp_setsockopt+0x8a/0xe0 [ 76.944577] [] sock_common_setsockopt+0x9a/0xe0 [ 76.944585] [] SyS_setsockopt+0x159/0x240 [ 76.944593] [] ? SyS_recv+0x40/0x40 [ 76.944600] [] ? do_syscall_64+0x4a/0x570 [ 76.944608] [] ? SyS_recv+0x40/0x40 [ 76.944614] [] do_syscall_64+0x1ad/0x570 [ 76.944623] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 76.944627] Mem-Info: [ 76.944646] active_anon:3426 inactive_anon:41 isolated_anon:0 [ 76.944646] active_file:0 inactive_file:30 isolated_file:0 [ 76.944646] unevictable:0 dirty:0 writeback:0 unstable:0 [ 76.944646] slab_reclaimable:3858 slab_unreclaimable:58384 [ 76.944646] mapped:5 shmem:48 pagetables:459 bounce:0 [ 76.944646] free:6012 free_pcp:79 free_cma:0 [ 76.944660] Node 0 active_anon:13704kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 76.944683] DMA32 free:18608kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 76.944711] Normal free:5440kB min:5580kB low:9168kB high:12756kB active_anon:13704kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4192kB pagetables:1836kB bounce:0kB free_pcp:196kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 76.944770] DMA32: 2*4kB (M) 3*8kB (UM) 3*16kB (M) 1*32kB (M) 3*64kB (M) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18608kB Normal: 364*4kB (UME) 190*8kB (UMEH) 74*16kB (UMEH) 29*32kB (UMH) 6*64kB (MH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5472kB 78 total pagecache pages [ 76.944826] 0 pages in swap cache [ 76.944830] Swap cache stats: add 0, delete 0, find 0/0 [ 76.944832] Free swap = 0kB [ 76.944834] Total swap = 0kB [ 76.944837] 1965979 pages RAM [ 76.944839] 0 pages HighMem/MovableOnly [ 76.944842] 313623 pages reserved [ 76.944844] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 76.944859] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 76.944870] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 76.944881] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 76.944892] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 76.944903] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 76.944914] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 76.944924] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 76.944934] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 76.944945] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 76.944955] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 76.944966] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 76.944976] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 76.944986] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 76.944997] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 76.945011] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 76.945022] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 76.945032] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 76.945042] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 76.945053] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 76.945063] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 76.945074] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 76.945084] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 76.945094] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 76.945105] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 76.945115] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 76.945126] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 76.945136] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 76.945149] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 76.945160] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 76.945170] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 76.945181] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 76.945192] [ 2958] 0 2953 4505 27 6 3 0 1000 syz-executor348 [ 76.945204] [ 2961] 0 2957 4505 27 6 3 0 1000 syz-executor348 [ 76.945214] [ 2962] 0 2962 4505 27 6 3 0 1000 syz-executor348 [ 76.945225] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 76.945236] [ 2965] 0 2965 4505 27 6 3 0 1000 syz-executor348 [ 76.945247] [ 2971] 0 2971 4505 27 6 3 0 1000 syz-executor348 [ 76.945258] [ 2976] 0 2976 4505 27 6 3 0 1000 syz-executor348 [ 76.945273] [ 2990] 0 2987 4505 27 6 3 0 1000 syz-executor348 [ 76.945284] [ 2991] 0 2991 4505 27 6 3 0 1000 syz-executor348 [ 76.945295] [ 2993] 0 2993 4505 27 6 3 0 1000 syz-executor348 [ 76.945306] [ 2999] 0 2998 4505 27 6 3 0 1000 syz-executor348 [ 76.945316] [ 3001] 0 3001 4505 27 6 3 0 1000 syz-executor348 [ 76.945327] [ 3004] 0 3004 4505 27 6 3 0 1000 syz-executor348 [ 76.945338] [ 3010] 0 3009 4505 27 6 3 0 1000 syz-executor348 [ 76.945349] [ 3011] 0 3011 4505 27 6 3 0 1000 syz-executor348 [ 76.945359] [ 3013] 0 3013 4505 27 6 3 0 1000 syz-executor348 [ 76.945365] Out of memory: Kill process 2953 (syz-executor348) score 999 or sacrifice child [ 76.945388] Killed process 2962 (syz-executor348) total-vm:18020kB, anon-rss:96kB, file-rss:12kB, shmem-rss:0kB [ 76.967406] syz-executor348: vmalloc: allocation failure, allocated 739962880 of 3622596608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 76.967413] CPU: 0 PID: 2963 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 76.967425] ffff8801d731f998 ffffffff81b47871 1ffff1003ae63f35 dffffc0000000000 [ 76.967435] ffffffff82aa97e0 0000000000000000 0000000000400000 ffff8801d731fac0 [ 76.967449] ffffffff814fe435 0000000041b58ab3 ffffffff82e3e748 ffffffff81428790 [ 76.967451] Call Trace: [ 76.967460] [] dump_stack+0xc1/0x120 [ 76.967469] [] warn_alloc.cold+0x76/0x93 [ 76.967477] [] ? zone_watermark_ok_safe+0x260/0x260 [ 76.967484] [] ? retint_kernel+0x2d/0x2d [ 76.967493] [] __vmalloc_node_range+0x3ff/0x610 [ 76.967500] [] ? xt_alloc_table_info+0xc8/0x100 [ 76.967507] [] vmalloc+0x5c/0x70 [ 76.967514] [] ? xt_alloc_table_info+0xc8/0x100 [ 76.967521] [] xt_alloc_table_info+0xc8/0x100 [ 76.967540] [] do_ipt_set_ctl+0x22b/0x470 [ 76.967549] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 76.967556] [] ? mutex_unlock+0x9/0x10 [ 76.967564] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 76.967571] [] nf_setsockopt+0x6d/0xc0 [ 76.967578] [] ip_setsockopt+0x8a/0xa0 [ 76.967586] [] udp_setsockopt+0x4e/0x90 [ 76.967593] [] ipv6_setsockopt+0xa4/0x140 [ 76.967600] [] tcp_setsockopt+0x8a/0xe0 [ 76.967612] [] sock_common_setsockopt+0x9a/0xe0 [ 76.967619] [] SyS_setsockopt+0x159/0x240 [ 76.967626] [] ? SyS_recv+0x40/0x40 [ 76.967633] [] ? do_syscall_64+0x4a/0x570 [ 76.967640] [] ? SyS_recv+0x40/0x40 [ 76.967646] [] do_syscall_64+0x1ad/0x570 [ 76.967654] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 76.967657] Mem-Info: [ 76.967673] active_anon:3426 inactive_anon:41 isolated_anon:0 [ 76.967673] active_file:0 inactive_file:30 isolated_file:0 [ 76.967673] unevictable:0 dirty:0 writeback:0 unstable:0 [ 76.967673] slab_reclaimable:3858 slab_unreclaimable:58384 [ 76.967673] mapped:5 shmem:48 pagetables:459 bounce:0 [ 76.967673] free:76 free_pcp:16 free_cma:0 [ 76.967686] Node 0 active_anon:13704kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 76.967704] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 76.967730] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13704kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4160kB pagetables:1836kB bounce:0kB free_pcp:64kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 76.967769] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 76.967815] 0 pages in swap cache [ 76.967819] Swap cache stats: add 0, delete 0, find 0/0 [ 76.967821] Free swap = 0kB [ 76.967823] Total swap = 0kB [ 76.967825] 1965979 pages RAM [ 76.967827] 0 pages HighMem/MovableOnly [ 76.967829] 313623 pages reserved [ 77.030880] oom_reaper: reaped process 2962 (syz-executor348), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.034096] syz-executor348 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 77.034106] CPU: 1 PID: 2082 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.034122] ffff8801cdc2f728 ffffffff81b47871 ffff8801cdc2fa80 ffffffff833eef70 [ 77.034133] 0000000000000000 ffff8801cdc2fa98 0000000000000000 ffff8801cdc2f7a8 [ 77.034143] ffffffff814fd17d 0000000000000000 0000000000000000 ffffffff828161a5 [ 77.034145] Call Trace: [ 77.034159] [] dump_stack+0xc1/0x120 [ 77.034170] [] dump_header.isra.0+0x142/0x74c [ 77.034181] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.034190] [] ? ___ratelimit+0x55/0x413 [ 77.034198] [] oom_kill_process.cold+0xd/0xa74 [ 77.034209] [] ? has_capability_noaudit+0x25/0x30 [ 77.034219] [] ? check_preemption_disabled+0x3c/0x200 [ 77.034228] [] ? out_of_memory+0x6bc/0xeb0 [ 77.034236] [] out_of_memory+0x29b/0xeb0 [ 77.034244] [] ? out_of_memory+0x405/0xeb0 [ 77.034253] [] ? oom_killer_disable+0x210/0x210 [ 77.034261] [] ? trace_hardirqs_on+0xd/0x10 [ 77.034270] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.034278] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.034288] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.034296] [] ? check_preemption_disabled+0x3c/0x200 [ 77.034313] [] ? find_get_entry+0x2a9/0x510 [ 77.034321] [] ? find_get_entry+0x2d0/0x510 [ 77.034329] [] ? page_cache_prev_hole+0x80/0x80 [ 77.034337] [] ? pagecache_get_page+0x133/0x720 [ 77.034345] [] filemap_fault+0xb09/0x1160 [ 77.034354] [] ext4_filemap_fault+0x72/0xa0 [ 77.034361] [] __do_fault+0x2a8/0x6c0 [ 77.034369] [] ? do_page_mkwrite+0x400/0x400 [ 77.034377] [] ? handle_mm_fault+0x1d57/0x2380 [ 77.034385] [] handle_mm_fault+0x12e6/0x2380 [ 77.034393] [] ? debug_object_free+0x1c9/0x340 [ 77.034401] [] ? vm_insert_page+0x840/0x840 [ 77.034411] [] ? vmacache_find+0x59/0x280 [ 77.034420] [] __do_page_fault+0x3f0/0xa60 [ 77.034428] [] ? bad_area_access_error+0x3d0/0x3d0 [ 77.034438] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.034445] [] do_page_fault+0x28/0x30 [ 77.034453] [] page_fault+0x25/0x30 [ 77.034457] Mem-Info: [ 77.034476] active_anon:3426 inactive_anon:41 isolated_anon:0 [ 77.034476] active_file:0 inactive_file:30 isolated_file:0 [ 77.034476] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.034476] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.034476] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.034476] free:76 free_pcp:35 free_cma:0 [ 77.034490] Node 0 active_anon:13704kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 77.034509] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.034549] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13704kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4160kB pagetables:1836kB bounce:0kB free_pcp:140kB local_pcp:64kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.034610] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.034655] 0 pages in swap cache [ 77.034660] Swap cache stats: add 0, delete 0, find 0/0 [ 77.034662] Free swap = 0kB [ 77.034664] Total swap = 0kB [ 77.034667] 1965979 pages RAM [ 77.034669] 0 pages HighMem/MovableOnly [ 77.034672] 313623 pages reserved [ 77.034674] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.034690] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.034702] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.034713] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.034724] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 77.034734] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.034745] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.034755] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.034766] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 77.034777] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.034788] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.034798] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.034808] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.034819] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.034829] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.034840] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.034850] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.034861] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.034872] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.034882] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.034893] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.034903] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.034914] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.034924] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.034935] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.034946] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.034956] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.034967] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.034977] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.034988] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.034998] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.035010] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.035021] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.035033] [ 2961] 0 2957 4505 27 6 3 0 1000 syz-executor348 [ 77.035044] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.035055] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.035066] [ 2965] 0 2965 4505 27 6 3 0 1000 syz-executor348 [ 77.035079] [ 2976] 0 2976 4505 27 6 3 0 1000 syz-executor348 [ 77.035091] [ 2990] 0 2987 4505 27 6 3 0 1000 syz-executor348 [ 77.035102] [ 2991] 0 2991 4505 27 6 3 0 1000 syz-executor348 [ 77.035113] [ 2993] 0 2993 4505 27 6 3 0 1000 syz-executor348 [ 77.035124] [ 2999] 0 2998 4505 27 6 3 0 1000 syz-executor348 [ 77.035135] [ 3001] 0 3001 4505 27 6 3 0 1000 syz-executor348 [ 77.035146] [ 3004] 0 3004 4505 27 6 3 0 1000 syz-executor348 [ 77.035157] [ 3010] 0 3009 4505 27 6 3 0 1000 syz-executor348 [ 77.035168] [ 3011] 0 3011 4505 27 6 3 0 1000 syz-executor348 [ 77.035179] [ 3013] 0 3013 4505 27 6 3 0 1000 syz-executor348 [ 77.035185] Out of memory: Kill process 2957 (syz-executor348) score 999 or sacrifice child [ 77.035406] Killed process 2965 (syz-executor348) total-vm:18020kB, anon-rss:96kB, file-rss:12kB, shmem-rss:0kB [ 77.098824] syz-executor348: vmalloc: allocation failure, allocated 743690240 of 3622596608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 77.098835] CPU: 1 PID: 2965 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.098849] ffff8801c3827998 ffffffff81b47871 1ffff10038704f35 dffffc0000000000 [ 77.098858] ffffffff82aa97e0 0000000000000000 0000000000400000 ffff8801c3827ac0 [ 77.098868] ffffffff814fe435 0000000041b58ab3 ffffffff82e3e748 ffffffff81428790 [ 77.098869] Call Trace: [ 77.098881] [] dump_stack+0xc1/0x120 [ 77.098890] [] warn_alloc.cold+0x76/0x93 [ 77.098899] [] ? zone_watermark_ok_safe+0x260/0x260 [ 77.098907] [] ? retint_kernel+0x2d/0x2d [ 77.098915] [] __vmalloc_node_range+0x3ff/0x610 [ 77.098924] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.098930] [] vmalloc+0x5c/0x70 [ 77.098937] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.098944] [] xt_alloc_table_info+0xc8/0x100 [ 77.098953] [] do_ipt_set_ctl+0x22b/0x470 [ 77.098961] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.098968] [] ? mutex_unlock+0x9/0x10 [ 77.098976] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.098983] [] nf_setsockopt+0x6d/0xc0 [ 77.098990] [] ip_setsockopt+0x8a/0xa0 [ 77.098997] [] udp_setsockopt+0x4e/0x90 [ 77.099004] [] ipv6_setsockopt+0xa4/0x140 [ 77.099012] [] tcp_setsockopt+0x8a/0xe0 [ 77.099020] [] sock_common_setsockopt+0x9a/0xe0 [ 77.099027] [] SyS_setsockopt+0x159/0x240 [ 77.099034] [] ? SyS_recv+0x40/0x40 [ 77.099040] [] ? do_syscall_64+0x4a/0x570 [ 77.099047] [] ? SyS_recv+0x40/0x40 [ 77.099053] [] do_syscall_64+0x1ad/0x570 [ 77.099061] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.099067] Mem-Info: [ 77.099084] active_anon:3401 inactive_anon:41 isolated_anon:0 [ 77.099084] active_file:0 inactive_file:30 isolated_file:0 [ 77.099084] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.099084] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.099084] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.099084] free:76 free_pcp:39 free_cma:0 [ 77.099101] Node 0 active_anon:13604kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 77.099119] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.099147] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13604kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4128kB pagetables:1836kB bounce:0kB free_pcp:184kB local_pcp:64kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.099195] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB [ 77.099221] oom_reaper: reaped process 2965 (syz-executor348), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.099246] (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.099251] 0 pages in swap cache [ 77.099255] Swap cache stats: add 0, delete 0, find 0/0 [ 77.099257] Free swap = 0kB [ 77.099259] Total swap = 0kB [ 77.099261] 1965979 pages RAM [ 77.099263] 0 pages HighMem/MovableOnly [ 77.099266] 313623 pages reserved [ 77.104201] syz-executor348 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 77.104208] CPU: 0 PID: 2080 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.104220] ffff8801cdcb7728 ffffffff81b47871 ffff8801cdcb7a80 ffffffff833eef70 [ 77.104230] 0000000000000000 ffff8801cdcb7a98 0000000000000000 ffff8801cdcb77a8 [ 77.104240] ffffffff814fd17d 0000000000000000 0000000000000000 ffffffff828161a5 [ 77.104242] Call Trace: [ 77.104251] [] dump_stack+0xc1/0x120 [ 77.104260] [] dump_header.isra.0+0x142/0x74c [ 77.104267] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.104276] [] ? ___ratelimit+0x55/0x413 [ 77.104283] [] oom_kill_process.cold+0xd/0xa74 [ 77.104293] [] ? has_capability_noaudit+0x25/0x30 [ 77.104302] [] ? check_preemption_disabled+0x3c/0x200 [ 77.104309] [] ? out_of_memory+0x6bc/0xeb0 [ 77.104317] [] out_of_memory+0x29b/0xeb0 [ 77.104324] [] ? out_of_memory+0x405/0xeb0 [ 77.104332] [] ? oom_killer_disable+0x210/0x210 [ 77.104340] [] ? trace_hardirqs_on+0xd/0x10 [ 77.104348] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.104357] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.104366] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.104373] [] ? check_preemption_disabled+0x3c/0x200 [ 77.104380] [] ? find_get_entry+0x2a9/0x510 [ 77.104387] [] ? find_get_entry+0x2d0/0x510 [ 77.104394] [] ? page_cache_prev_hole+0x80/0x80 [ 77.104402] [] ? pagecache_get_page+0x133/0x720 [ 77.104410] [] filemap_fault+0xb09/0x1160 [ 77.104419] [] ext4_filemap_fault+0x72/0xa0 [ 77.104426] [] __do_fault+0x2a8/0x6c0 [ 77.104432] [] ? do_page_mkwrite+0x400/0x400 [ 77.104442] [] ? handle_mm_fault+0x1d57/0x2380 [ 77.104449] [] handle_mm_fault+0x12e6/0x2380 [ 77.104457] [] ? debug_object_free+0x1c9/0x340 [ 77.104464] [] ? vm_insert_page+0x840/0x840 [ 77.104474] [] ? vmacache_find+0x59/0x280 [ 77.104482] [] __do_page_fault+0x3f0/0xa60 [ 77.104490] [] ? bad_area_access_error+0x3d0/0x3d0 [ 77.104505] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.104512] [] do_page_fault+0x28/0x30 [ 77.104520] [] page_fault+0x25/0x30 [ 77.104523] Mem-Info: [ 77.104550] active_anon:3401 inactive_anon:41 isolated_anon:0 [ 77.104550] active_file:0 inactive_file:30 isolated_file:0 [ 77.104550] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.104550] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.104550] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.104550] free:76 free_pcp:54 free_cma:0 [ 77.104563] Node 0 active_anon:13604kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 77.104580] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.104607] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13604kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4128kB pagetables:1836kB bounce:0kB free_pcp:216kB local_pcp:152kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.104646] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.104687] 0 pages in swap cache [ 77.104691] Swap cache stats: add 0, delete 0, find 0/0 [ 77.104694] Free swap = 0kB [ 77.104696] Total swap = 0kB [ 77.104698] 1965979 pages RAM [ 77.104700] 0 pages HighMem/MovableOnly [ 77.104703] 313623 pages reserved [ 77.104705] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.104720] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.104730] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.104741] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.104751] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 77.104761] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.104771] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.104781] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.104792] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 77.104802] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.104821] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.104831] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.104841] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.104852] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.104862] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.104873] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.104883] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.104893] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.104904] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.104914] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.104924] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.104934] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.104944] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.104954] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.104964] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.104975] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.104985] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.104995] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.105005] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.105015] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.105025] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.105036] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.105047] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.105058] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.105068] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.105079] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.105089] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.105105] [ 2990] 0 2987 4505 27 6 3 0 1000 syz-executor348 [ 77.105115] [ 2991] 0 2991 4505 27 6 3 0 1000 syz-executor348 [ 77.105125] [ 2993] 0 2993 4505 27 6 3 0 1000 syz-executor348 [ 77.105136] [ 2999] 0 2998 4505 27 6 3 0 1000 syz-executor348 [ 77.105146] [ 3001] 0 3001 4505 27 6 3 0 1000 syz-executor348 [ 77.105156] [ 3004] 0 3004 4505 27 6 3 0 1000 syz-executor348 [ 77.105167] [ 3010] 0 3009 4505 27 6 3 0 1000 syz-executor348 [ 77.105177] [ 3011] 0 3011 4505 27 6 3 0 1000 syz-executor348 [ 77.105187] [ 3013] 0 3013 4505 27 6 3 0 1000 syz-executor348 [ 77.105193] Out of memory: Kill process 2987 (syz-executor348) score 999 or sacrifice child [ 77.105215] Killed process 2991 (syz-executor348) total-vm:18020kB, anon-rss:96kB, file-rss:12kB, shmem-rss:0kB [ 77.109325] syz-executor348: vmalloc: allocation failure, allocated 396521472 of 3622596608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 77.109332] CPU: 1 PID: 2991 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.109345] ffff88018fcbf998 ffffffff81b47871 1ffff10031f97f35 dffffc0000000000 [ 77.109356] ffffffff82aa97e0 0000000000000000 0000000000400000 ffff88018fcbfac0 [ 77.109367] ffffffff814fe435 0000000041b58ab3 ffffffff82e3e748 ffffffff81428790 [ 77.109368] Call Trace: [ 77.109377] [] dump_stack+0xc1/0x120 [ 77.109385] [] warn_alloc.cold+0x76/0x93 [ 77.109394] [] ? zone_watermark_ok_safe+0x260/0x260 [ 77.109403] [] __vmalloc_node_range+0x3ff/0x610 [ 77.109411] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.109418] [] vmalloc+0x5c/0x70 [ 77.109426] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.109433] [] xt_alloc_table_info+0xc8/0x100 [ 77.109442] [] do_ipt_set_ctl+0x22b/0x470 [ 77.109451] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.109458] [] ? mutex_unlock+0x9/0x10 [ 77.109467] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.109475] [] nf_setsockopt+0x6d/0xc0 [ 77.109481] [] ip_setsockopt+0x8a/0xa0 [ 77.109490] [] udp_setsockopt+0x4e/0x90 [ 77.109497] [] ipv6_setsockopt+0xa4/0x140 [ 77.109505] [] tcp_setsockopt+0x8a/0xe0 [ 77.109513] [] sock_common_setsockopt+0x9a/0xe0 [ 77.109521] [] SyS_setsockopt+0x159/0x240 [ 77.109539] [] ? SyS_recv+0x40/0x40 [ 77.109547] [] ? do_syscall_64+0x4a/0x570 [ 77.109554] [] ? SyS_recv+0x40/0x40 [ 77.109561] [] do_syscall_64+0x1ad/0x570 [ 77.109570] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.109573] Mem-Info: [ 77.109590] active_anon:3401 inactive_anon:41 isolated_anon:0 [ 77.109590] active_file:0 inactive_file:30 isolated_file:0 [ 77.109590] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.109590] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.109590] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.109590] free:76 free_pcp:54 free_cma:0 [ 77.109604] Node 0 active_anon:13604kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 77.109622] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.109650] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13604kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4096kB pagetables:1836kB bounce:0kB free_pcp:216kB local_pcp:64kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.109688] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.109731] 0 pages in swap cache [ 77.109735] Swap cache stats: add 0, delete 0, find 0/0 [ 77.109736] Free swap = 0kB [ 77.109739] Total swap = 0kB [ 77.109741] 1965979 pages RAM [ 77.109743] 0 pages HighMem/MovableOnly [ 77.109745] 313623 pages reserved [ 77.188954] oom_reaper: reaped process 2991 (syz-executor348), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.193919] syz-executor348 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.193928] CPU: 1 PID: 2999 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.193945] ffff88017b53f6c0 ffffffff81b47871 ffff88017b53fa18 ffffffff833eef70 [ 77.193955] 00000000000003e8 ffff88017b53fa30 0000000000000000 ffff88017b53f740 [ 77.193966] ffffffff814fd17d 0000000000000000 00000000000003e8 ffffffff828161a5 [ 77.193968] Call Trace: [ 77.193980] [] dump_stack+0xc1/0x120 [ 77.193992] [] dump_header.isra.0+0x142/0x74c [ 77.194002] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.194010] [] ? ___ratelimit+0x55/0x413 [ 77.194019] [] oom_kill_process.cold+0xd/0xa74 [ 77.194028] [] ? has_capability_noaudit+0x25/0x30 [ 77.194038] [] ? check_preemption_disabled+0x3c/0x200 [ 77.194047] [] ? out_of_memory+0x6bc/0xeb0 [ 77.194055] [] out_of_memory+0x29b/0xeb0 [ 77.194063] [] ? out_of_memory+0x405/0xeb0 [ 77.194071] [] ? oom_killer_disable+0x210/0x210 [ 77.194080] [] ? trace_hardirqs_on+0xd/0x10 [ 77.194088] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.194095] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.194103] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.194110] [] ? retint_kernel+0x2d/0x2d [ 77.194118] [] __vmalloc_node_range+0x25b/0x610 [ 77.194135] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.194142] [] vmalloc+0x5c/0x70 [ 77.194150] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.194157] [] xt_alloc_table_info+0xc8/0x100 [ 77.194167] [] do_ipt_set_ctl+0x22b/0x470 [ 77.194176] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.194183] [] ? mutex_unlock+0x9/0x10 [ 77.194192] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.194200] [] nf_setsockopt+0x6d/0xc0 [ 77.194208] [] ip_setsockopt+0x8a/0xa0 [ 77.194217] [] udp_setsockopt+0x4e/0x90 [ 77.194224] [] ipv6_setsockopt+0xa4/0x140 [ 77.194233] [] tcp_setsockopt+0x8a/0xe0 [ 77.194242] [] sock_common_setsockopt+0x9a/0xe0 [ 77.194250] [] SyS_setsockopt+0x159/0x240 [ 77.194257] [] ? SyS_recv+0x40/0x40 [ 77.194266] [] ? SyS_dup2+0x1c5/0x300 [ 77.194274] [] ? do_syscall_64+0x4a/0x570 [ 77.194281] [] ? SyS_recv+0x40/0x40 [ 77.194288] [] do_syscall_64+0x1ad/0x570 [ 77.194297] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.194301] Mem-Info: [ 77.194328] active_anon:3376 inactive_anon:41 isolated_anon:0 [ 77.194328] active_file:0 inactive_file:30 isolated_file:0 [ 77.194328] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.194328] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.194328] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.194328] free:76 free_pcp:73 free_cma:0 [ 77.194342] Node 0 active_anon:13504kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 77.194361] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.194389] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13504kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4096kB pagetables:1836kB bounce:0kB free_pcp:292kB local_pcp:64kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.194429] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.194473] 0 pages in swap cache [ 77.194477] Swap cache stats: add 0, delete 0, find 0/0 [ 77.194480] Free swap = 0kB [ 77.194482] Total swap = 0kB [ 77.194484] 1965979 pages RAM [ 77.194486] 0 pages HighMem/MovableOnly [ 77.194488] 313623 pages reserved [ 77.194491] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.194506] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.194517] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.194539] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.194550] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 77.194561] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.194571] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.194581] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.194592] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 77.194603] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.194613] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.194624] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.194634] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.194645] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.194655] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.194666] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.194676] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.194687] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.194697] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.194708] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.194718] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.194729] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.194739] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.194750] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.194760] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.194771] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.194781] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.194804] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.194827] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.194837] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.194848] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.194859] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.194870] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.194881] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.194892] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.194903] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.194914] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.194929] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.194940] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.194952] [ 2999] 0 2998 4505 27 6 3 0 1000 syz-executor348 [ 77.194963] [ 3001] 0 3001 4505 27 6 3 0 1000 syz-executor348 [ 77.194974] [ 3004] 0 3004 4505 27 6 3 0 1000 syz-executor348 [ 77.194986] [ 3010] 0 3009 4505 27 6 3 0 1000 syz-executor348 [ 77.194996] [ 3011] 0 3011 4505 27 6 3 0 1000 syz-executor348 [ 77.195007] [ 3013] 0 3013 4505 27 6 3 0 1000 syz-executor348 [ 77.195013] Out of memory: Kill process 2998 (syz-executor348) score 999 or sacrifice child [ 77.195218] Killed process 3001 (syz-executor348) total-vm:18020kB, anon-rss:96kB, file-rss:12kB, shmem-rss:0kB [ 77.278860] oom_reaper: reaped process 3001 (syz-executor348), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.279932] syz-executor348 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 77.279940] CPU: 1 PID: 2083 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.279955] ffff8801ce7d7728 ffffffff81b47871 ffff8801ce7d7a80 ffffffff833eef70 [ 77.279966] 0000000000000000 ffff8801ce7d7a98 0000000000000000 ffff8801ce7d77a8 [ 77.279976] ffffffff814fd17d 0000000000000000 0000000000000000 ffffffff828161a5 [ 77.279978] Call Trace: [ 77.279991] [] dump_stack+0xc1/0x120 [ 77.280002] [] dump_header.isra.0+0x142/0x74c [ 77.280011] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.280020] [] ? ___ratelimit+0x55/0x413 [ 77.280029] [] oom_kill_process.cold+0xd/0xa74 [ 77.280038] [] ? has_capability_noaudit+0x25/0x30 [ 77.280048] [] ? check_preemption_disabled+0x3c/0x200 [ 77.280057] [] ? out_of_memory+0x6bc/0xeb0 [ 77.280065] [] out_of_memory+0x29b/0xeb0 [ 77.280073] [] ? out_of_memory+0x405/0xeb0 [ 77.280081] [] ? oom_killer_disable+0x210/0x210 [ 77.280089] [] ? trace_hardirqs_on+0xd/0x10 [ 77.280098] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.280107] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.280117] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.280125] [] ? check_preemption_disabled+0x3c/0x200 [ 77.280133] [] ? find_get_entry+0x2a9/0x510 [ 77.280141] [] ? find_get_entry+0x2d0/0x510 [ 77.280148] [] ? page_cache_prev_hole+0x80/0x80 [ 77.280156] [] ? pagecache_get_page+0x133/0x720 [ 77.280164] [] filemap_fault+0xb09/0x1160 [ 77.280174] [] ext4_filemap_fault+0x72/0xa0 [ 77.280181] [] __do_fault+0x2a8/0x6c0 [ 77.280189] [] ? do_page_mkwrite+0x400/0x400 [ 77.280197] [] ? handle_mm_fault+0x1d57/0x2380 [ 77.280205] [] handle_mm_fault+0x12e6/0x2380 [ 77.280213] [] ? debug_object_free+0x1c9/0x340 [ 77.280220] [] ? vm_insert_page+0x840/0x840 [ 77.280230] [] ? vmacache_find+0x59/0x280 [ 77.280239] [] __do_page_fault+0x3f0/0xa60 [ 77.280247] [] ? bad_area_access_error+0x3d0/0x3d0 [ 77.280258] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.280265] [] do_page_fault+0x28/0x30 [ 77.280273] [] page_fault+0x25/0x30 [ 77.280277] Mem-Info: [ 77.280295] active_anon:3351 inactive_anon:41 isolated_anon:0 [ 77.280295] active_file:0 inactive_file:30 isolated_file:0 [ 77.280295] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.280295] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.280295] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.280295] free:76 free_pcp:92 free_cma:0 [ 77.280317] Node 0 active_anon:13404kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? yes [ 77.280349] DMA32 free:8kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.280377] Normal free:296kB min:5580kB low:9168kB high:12756kB active_anon:13404kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4032kB pagetables:1836kB bounce:0kB free_pcp:368kB local_pcp:140kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.280418] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 4*32kB (UH) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 280kB 78 total pagecache pages [ 77.280462] 0 pages in swap cache [ 77.280466] Swap cache stats: add 0, delete 0, find 0/0 [ 77.280468] Free swap = 0kB [ 77.280470] Total swap = 0kB [ 77.280473] 1965979 pages RAM [ 77.280475] 0 pages HighMem/MovableOnly [ 77.280477] 313623 pages reserved [ 77.280480] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.280507] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.280519] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.280539] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.280551] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 77.280562] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.280572] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.280583] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.280593] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 77.280604] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.280615] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.280625] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.280636] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.280646] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.280657] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.280667] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.280678] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.280689] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.280699] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.280710] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.280720] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.280731] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.280741] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.280752] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.280763] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.280773] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.280784] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.280794] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.280805] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.280816] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.280826] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.280837] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.280848] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.280860] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.280871] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.280882] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.280894] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.280908] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.280920] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.280932] [ 2999] 0 2998 4505 0 6 3 0 1000 syz-executor348 [ 77.280946] [ 3010] 0 3009 4505 27 6 3 0 1000 syz-executor348 [ 77.280957] [ 3011] 0 3011 4505 27 6 3 0 1000 syz-executor348 [ 77.280967] [ 3013] 0 3013 4505 27 6 3 0 1000 syz-executor348 [ 77.280973] Out of memory: Kill process 3009 (syz-executor348) score 999 or sacrifice child [ 77.280999] Killed process 3011 (syz-executor348) total-vm:18020kB, anon-rss:96kB, file-rss:12kB, shmem-rss:0kB [ 77.288920] syz-executor348: vmalloc: allocation failure, allocated 32919552 of 3622596608 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 77.288929] CPU: 1 PID: 3011 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.288945] ffff88011b9c7998 ffffffff81b47871 1ffff10023738f35 dffffc0000000000 [ 77.288956] ffffffff82aa97e0 0000000000000000 0000000000400000 ffff88011b9c7ac0 [ 77.288967] ffffffff814fe435 0000000041b58ab3 ffffffff82e3e748 ffffffff81428790 [ 77.288969] Call Trace: [ 77.288983] [] dump_stack+0xc1/0x120 [ 77.288996] [] warn_alloc.cold+0x76/0x93 [ 77.289007] [] ? zone_watermark_ok_safe+0x260/0x260 [ 77.289017] [] ? retint_kernel+0x2d/0x2d [ 77.289027] [] __vmalloc_node_range+0x3ff/0x610 [ 77.289037] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.289044] [] vmalloc+0x5c/0x70 [ 77.289051] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.289059] [] xt_alloc_table_info+0xc8/0x100 [ 77.289069] [] do_ipt_set_ctl+0x22b/0x470 [ 77.289078] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.289086] [] ? mutex_unlock+0x9/0x10 [ 77.289096] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.289103] [] nf_setsockopt+0x6d/0xc0 [ 77.289111] [] ip_setsockopt+0x8a/0xa0 [ 77.289121] [] udp_setsockopt+0x4e/0x90 [ 77.289129] [] ipv6_setsockopt+0xa4/0x140 [ 77.289139] [] tcp_setsockopt+0x8a/0xe0 [ 77.289149] [] sock_common_setsockopt+0x9a/0xe0 [ 77.289157] [] SyS_setsockopt+0x159/0x240 [ 77.289165] [] ? SyS_recv+0x40/0x40 [ 77.289172] [] ? _raw_spin_unlock_irq+0x28/0x60 [ 77.289182] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 77.289190] [] ? do_syscall_64+0x4a/0x570 [ 77.289197] [] ? SyS_recv+0x40/0x40 [ 77.289204] [] do_syscall_64+0x1ad/0x570 [ 77.289213] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.289216] Mem-Info: [ 77.289236] active_anon:3331 inactive_anon:41 isolated_anon:0 [ 77.289236] active_file:0 inactive_file:30 isolated_file:0 [ 77.289236] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.289236] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.289236] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.289236] free:78 free_pcp:90 free_cma:0 [ 77.289250] Node 0 active_anon:13324kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 77.289270] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.289298] Normal free:312kB min:5580kB low:9168kB high:12756kB active_anon:13324kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4000kB pagetables:1836kB bounce:0kB free_pcp:360kB local_pcp:132kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.289346] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.289389] 0 pages in swap cache [ 77.289394] Swap cache stats: add 0, delete 0, find 0/0 [ 77.289396] Free swap = 0kB [ 77.289398] Total swap = 0kB [ 77.289401] 1965979 pages RAM [ 77.289403] 0 pages HighMem/MovableOnly [ 77.289405] 313623 pages reserved [ 77.313861] oom_reaper: reaped process 3011 (syz-executor348), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.317663] syz-executor348 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.317672] CPU: 0 PID: 2958 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.317687] ffff8801d70676c0 ffffffff81b47871 ffff8801d7067a18 ffffffff833eef70 [ 77.317698] 00000000000003e8 ffff8801d7067a30 0000000000000000 ffff8801d7067740 [ 77.317709] ffffffff814fd17d 0000000000000000 00000000000003e8 ffffffff828161a5 [ 77.317711] Call Trace: [ 77.317723] [] dump_stack+0xc1/0x120 [ 77.317733] [] dump_header.isra.0+0x142/0x74c [ 77.317743] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.317752] [] ? ___ratelimit+0x55/0x413 [ 77.317760] [] oom_kill_process.cold+0xd/0xa74 [ 77.317769] [] ? check_preemption_disabled+0x3c/0x200 [ 77.317779] [] ? out_of_memory+0x6bc/0xeb0 [ 77.317787] [] out_of_memory+0x29b/0xeb0 [ 77.317794] [] ? out_of_memory+0x405/0xeb0 [ 77.317803] [] ? oom_killer_disable+0x210/0x210 [ 77.317818] [] ? trace_hardirqs_on+0xd/0x10 [ 77.317827] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.317836] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.317846] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.317854] [] ? retint_kernel+0x2d/0x2d [ 77.317863] [] __vmalloc_node_range+0x25b/0x610 [ 77.317872] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.317879] [] vmalloc+0x5c/0x70 [ 77.317887] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.317894] [] xt_alloc_table_info+0xc8/0x100 [ 77.317904] [] do_ipt_set_ctl+0x22b/0x470 [ 77.317913] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.317921] [] ? mutex_unlock+0x9/0x10 [ 77.317930] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.317937] [] nf_setsockopt+0x6d/0xc0 [ 77.317944] [] ip_setsockopt+0x8a/0xa0 [ 77.317953] [] udp_setsockopt+0x4e/0x90 [ 77.317961] [] ipv6_setsockopt+0xa4/0x140 [ 77.317969] [] tcp_setsockopt+0x8a/0xe0 [ 77.317978] [] sock_common_setsockopt+0x9a/0xe0 [ 77.317986] [] SyS_setsockopt+0x159/0x240 [ 77.317994] [] ? SyS_recv+0x40/0x40 [ 77.318003] [] ? SyS_dup2+0x1c5/0x300 [ 77.318011] [] ? do_syscall_64+0x4a/0x570 [ 77.318018] [] ? SyS_recv+0x40/0x40 [ 77.318025] [] do_syscall_64+0x1ad/0x570 [ 77.318034] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.318037] Mem-Info: [ 77.318056] active_anon:3331 inactive_anon:41 isolated_anon:0 [ 77.318056] active_file:0 inactive_file:30 isolated_file:0 [ 77.318056] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.318056] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.318056] mapped:5 shmem:48 pagetables:459 bounce:0 [ 77.318056] free:78 free_pcp:109 free_cma:0 [ 77.318071] Node 0 active_anon:13324kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 77.318089] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.318117] Normal free:312kB min:5580kB low:9168kB high:12756kB active_anon:13324kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4000kB pagetables:1836kB bounce:0kB free_pcp:436kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.318157] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 0*4kB 1*8kB (H) 1*16kB (H) 2*32kB (H) 2*64kB (H) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 216kB 78 total pagecache pages [ 77.318204] 0 pages in swap cache [ 77.318208] Swap cache stats: add 0, delete 0, find 0/0 [ 77.318210] Free swap = 0kB [ 77.318212] Total swap = 0kB [ 77.318215] 1965979 pages RAM [ 77.318217] 0 pages HighMem/MovableOnly [ 77.318219] 313623 pages reserved [ 77.318222] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.318239] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.318250] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.318261] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.318271] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 77.318282] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.318292] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.318303] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.318313] [ 1971] 0 1971 12926 1231 28 3 0 0 restorecond [ 77.318324] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.318334] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.318344] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.318355] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.318365] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.318376] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.318386] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.318396] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.318407] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.318417] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.318428] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.318438] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.318448] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.318459] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.318469] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.318480] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.318490] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.318501] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.318511] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.318521] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.318542] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.318553] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.318564] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.318575] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.318586] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.318599] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.318610] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.318622] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.318636] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.318647] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.318660] [ 2999] 0 2998 4505 0 6 3 0 1000 syz-executor348 [ 77.318674] [ 3010] 0 3009 4505 0 6 3 0 1000 syz-executor348 [ 77.318685] [ 3011] 0 3011 4505 0 6 3 0 1000 syz-executor348 [ 77.373868] Out of memory: Kill process 1971 (restorecond) score 0 or sacrifice child [ 77.373899] Killed process 1971 (restorecond) total-vm:51704kB, anon-rss:4924kB, file-rss:0kB, shmem-rss:0kB [ 77.392399] syz-executor348 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 77.392409] CPU: 1 PID: 2083 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.392425] ffff8801ce7d7728 ffffffff81b47871 ffff8801ce7d7a80 ffffffff833eef70 [ 77.392436] 0000000000000000 ffff8801ce7d7a98 0000000000000000 ffff8801ce7d77a8 [ 77.392447] ffffffff814fd17d 0000000000000000 0000000000000000 ffffffff828161a5 [ 77.392449] Call Trace: [ 77.392463] [] dump_stack+0xc1/0x120 [ 77.392475] [] dump_header.isra.0+0x142/0x74c [ 77.392485] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.392495] [] ? ___ratelimit+0x55/0x413 [ 77.392503] [] oom_kill_process.cold+0xd/0xa74 [ 77.392514] [] ? check_preemption_disabled+0x3c/0x200 [ 77.392525] [] ? out_of_memory+0x6bc/0xeb0 [ 77.392544] [] out_of_memory+0x29b/0xeb0 [ 77.392551] [] ? out_of_memory+0x405/0xeb0 [ 77.392560] [] ? oom_killer_disable+0x210/0x210 [ 77.392568] [] ? trace_hardirqs_on+0xd/0x10 [ 77.392577] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.392586] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.392595] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.392604] [] ? check_preemption_disabled+0x3c/0x200 [ 77.392611] [] ? find_get_entry+0x2a9/0x510 [ 77.392619] [] ? find_get_entry+0x2d0/0x510 [ 77.392627] [] ? page_cache_prev_hole+0x80/0x80 [ 77.392635] [] ? pagecache_get_page+0x133/0x720 [ 77.392643] [] filemap_fault+0xb09/0x1160 [ 77.392652] [] ext4_filemap_fault+0x72/0xa0 [ 77.392660] [] __do_fault+0x2a8/0x6c0 [ 77.392667] [] ? do_page_mkwrite+0x400/0x400 [ 77.392675] [] ? handle_mm_fault+0x1d57/0x2380 [ 77.392683] [] handle_mm_fault+0x12e6/0x2380 [ 77.392692] [] ? debug_object_free+0x1c9/0x340 [ 77.392699] [] ? vm_insert_page+0x840/0x840 [ 77.392709] [] ? vmacache_find+0x59/0x280 [ 77.392718] [] __do_page_fault+0x3f0/0xa60 [ 77.392727] [] ? bad_area_access_error+0x3d0/0x3d0 [ 77.392737] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.392744] [] do_page_fault+0x28/0x30 [ 77.392752] [] page_fault+0x25/0x30 [ 77.392756] Mem-Info: [ 77.392776] active_anon:2106 inactive_anon:41 isolated_anon:0 [ 77.392776] active_file:0 inactive_file:30 isolated_file:0 [ 77.392776] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.392776] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.392776] mapped:5 shmem:48 pagetables:422 bounce:0 [ 77.392776] free:1203 free_pcp:226 free_cma:0 [ 77.392790] Node 0 active_anon:8424kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 77.392808] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.392837] Normal free:4812kB min:5580kB low:9168kB high:12756kB active_anon:8424kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4000kB pagetables:1688kB bounce:0kB free_pcp:904kB local_pcp:208kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.392879] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 79*4kB (UMH) 23*8kB (UMH) 9*16kB (UMH) 18*32kB (UMH) 56*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4804kB 78 total pagecache pages [ 77.392926] 0 pages in swap cache [ 77.392931] Swap cache stats: add 0, delete 0, find 0/0 [ 77.392943] Free swap = 0kB [ 77.392946] Total swap = 0kB [ 77.392949] 1965979 pages RAM [ 77.392951] 0 pages HighMem/MovableOnly [ 77.392953] 313623 pages reserved [ 77.392956] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.392971] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.392983] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.392994] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.393005] [ 1763] 0 1763 2492 573 7 3 0 0 dhclient [ 77.393016] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.393027] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.393037] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.393050] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.393060] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.393070] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.393081] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.393092] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.393102] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.393113] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.393124] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.393134] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.393145] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.393155] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.393166] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.393176] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.393187] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.393198] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.393208] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.393219] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.393229] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.393240] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.393250] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.393261] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.393271] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.393283] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.393294] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.393312] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.393323] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.393335] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.393346] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.393361] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.393372] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.393385] [ 2999] 0 2998 4505 0 6 3 0 1000 syz-executor348 [ 77.393399] [ 3010] 0 3009 4505 0 6 3 0 1000 syz-executor348 [ 77.393410] [ 3011] 0 3011 4505 0 6 3 0 1000 syz-executor348 [ 77.393417] Out of memory: Kill process 1763 (dhclient) score 0 or sacrifice child [ 77.393625] Killed process 1763 (dhclient) total-vm:9968kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 77.451826] syz-executor348 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 77.451836] CPU: 0 PID: 2080 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.451852] ffff8801cdcb7728 ffffffff81b47871 ffff8801cdcb7a80 ffffffff833eef70 [ 77.451863] 0000000000000000 ffff8801cdcb7a98 0000000000000000 ffff8801cdcb77a8 [ 77.451873] ffffffff814fd17d 0000000000000000 0000000000000000 ffffffff828161a5 [ 77.451875] Call Trace: [ 77.451888] [] dump_stack+0xc1/0x120 [ 77.451899] [] dump_header.isra.0+0x142/0x74c [ 77.451909] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.451917] [] ? ___ratelimit+0x55/0x413 [ 77.451926] [] oom_kill_process.cold+0xd/0xa74 [ 77.451935] [] ? check_preemption_disabled+0x3c/0x200 [ 77.451944] [] ? out_of_memory+0x6bc/0xeb0 [ 77.451952] [] out_of_memory+0x29b/0xeb0 [ 77.451960] [] ? out_of_memory+0x405/0xeb0 [ 77.451969] [] ? oom_killer_disable+0x210/0x210 [ 77.451977] [] ? trace_hardirqs_on+0xd/0x10 [ 77.451986] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.451995] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.452004] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.452012] [] ? check_preemption_disabled+0x3c/0x200 [ 77.452020] [] ? find_get_entry+0x2a9/0x510 [ 77.452028] [] ? find_get_entry+0x2d0/0x510 [ 77.452035] [] ? page_cache_prev_hole+0x80/0x80 [ 77.452043] [] ? pagecache_get_page+0x133/0x720 [ 77.452051] [] filemap_fault+0xb09/0x1160 [ 77.452060] [] ext4_filemap_fault+0x72/0xa0 [ 77.452068] [] __do_fault+0x2a8/0x6c0 [ 77.452075] [] ? do_page_mkwrite+0x400/0x400 [ 77.452084] [] ? handle_mm_fault+0x1d57/0x2380 [ 77.452092] [] handle_mm_fault+0x12e6/0x2380 [ 77.452100] [] ? debug_object_free+0x1c9/0x340 [ 77.452107] [] ? vm_insert_page+0x840/0x840 [ 77.452117] [] ? vmacache_find+0x59/0x280 [ 77.452127] [] __do_page_fault+0x3f0/0xa60 [ 77.452135] [] ? bad_area_access_error+0x3d0/0x3d0 [ 77.452145] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 77.452152] [] do_page_fault+0x28/0x30 [ 77.452160] [] page_fault+0x25/0x30 [ 77.452164] Mem-Info: [ 77.452183] active_anon:1531 inactive_anon:41 isolated_anon:0 [ 77.452183] active_file:0 inactive_file:30 isolated_file:0 [ 77.452183] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.452183] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.452183] mapped:5 shmem:48 pagetables:422 bounce:0 [ 77.452183] free:1365 free_pcp:373 free_cma:0 [ 77.452197] Node 0 active_anon:6124kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 77.452216] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.452269] Normal free:5460kB min:5580kB low:9168kB high:12756kB active_anon:6124kB inactive_anon:164kB active_file:0kB inactive_file:120kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:4000kB pagetables:1688kB bounce:0kB free_pcp:1492kB local_pcp:692kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.452307] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 259*4kB (UMH) 110*8kB (UMH) 7*16kB (MH) 16*32kB (UMH) 47*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 78 total pagecache pages [ 77.452365] 0 pages in swap cache [ 77.452369] Swap cache stats: add 0, delete 0, find 0/0 [ 77.452372] Free swap = 0kB [ 77.452374] Total swap = 0kB [ 77.452376] 1965979 pages RAM [ 77.452378] 0 pages HighMem/MovableOnly [ 77.452380] 313623 pages reserved [ 77.452383] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.452398] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.452409] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.452419] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.452430] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.452441] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.452451] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.452462] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.452473] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.452483] [ 2070] 0 2070 17820 198 41 3 0 0 sshd [ 77.452493] [ 2072] 0 2072 4406 1 4 2 0 0 syz-executor348 [ 77.452503] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.452513] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.452524] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.452557] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.452568] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.452579] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.452589] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.452600] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.452610] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.452621] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.452632] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.452642] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.452653] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.452664] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.452674] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.452685] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.452695] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.452706] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.452717] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.452728] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.452740] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.452751] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.452762] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.452774] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.452789] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.452800] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.452819] [ 2999] 0 2998 4505 0 6 3 0 1000 syz-executor348 [ 77.452833] [ 3010] 0 3009 4505 0 6 3 0 1000 syz-executor348 [ 77.452845] [ 3011] 0 3011 4505 0 6 3 0 1000 syz-executor348 [ 77.452851] Out of memory: Kill process 2070 (sshd) score 0 or sacrifice child [ 77.452893] Killed process 2072 (syz-executor348) total-vm:17624kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 77.478023] syz-executor348 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.478031] CPU: 0 PID: 3002 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.478044] ffff8801734ff6c0 ffffffff81b47871 ffff8801734ffa18 ffffffff833eef70 [ 77.478054] 00000000000003e8 ffff8801734ffa30 0000000000000000 ffff8801734ff740 [ 77.478064] ffffffff814fd17d 0000000000000000 00000000000003e8 ffffffff828161a5 [ 77.478066] Call Trace: [ 77.478075] [] dump_stack+0xc1/0x120 [ 77.478083] [] dump_header.isra.0+0x142/0x74c [ 77.478092] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.478100] [] ? ___ratelimit+0x55/0x413 [ 77.478108] [] oom_kill_process.cold+0xd/0xa74 [ 77.478129] [] ? check_preemption_disabled+0x3c/0x200 [ 77.478136] [] ? out_of_memory+0x6bc/0xeb0 [ 77.478156] [] out_of_memory+0x29b/0xeb0 [ 77.478177] [] ? out_of_memory+0x405/0xeb0 [ 77.478185] [] ? oom_killer_disable+0x210/0x210 [ 77.478192] [] ? trace_hardirqs_on+0xd/0x10 [ 77.478200] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.478208] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.478229] [] ? finish_task_switch+0x1e5/0x660 [ 77.478237] [] ? finish_task_switch+0x1b7/0x660 [ 77.478246] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.478255] [] __vmalloc_node_range+0x25b/0x610 [ 77.478264] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.478271] [] vmalloc+0x5c/0x70 [ 77.478279] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.478298] [] xt_alloc_table_info+0xc8/0x100 [ 77.478307] [] do_ipt_set_ctl+0x22b/0x470 [ 77.478315] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.478334] [] ? mutex_unlock+0x9/0x10 [ 77.478343] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.478350] [] nf_setsockopt+0x6d/0xc0 [ 77.478357] [] ip_setsockopt+0x8a/0xa0 [ 77.478366] [] udp_setsockopt+0x4e/0x90 [ 77.478373] [] ipv6_setsockopt+0xa4/0x140 [ 77.478381] [] tcp_setsockopt+0x8a/0xe0 [ 77.478390] [] sock_common_setsockopt+0x9a/0xe0 [ 77.478397] [] SyS_setsockopt+0x159/0x240 [ 77.478404] [] ? SyS_recv+0x40/0x40 [ 77.478413] [] ? SyS_dup2+0x1c5/0x300 [ 77.478420] [] ? do_syscall_64+0x4a/0x570 [ 77.478427] [] ? SyS_recv+0x40/0x40 [ 77.478433] [] do_syscall_64+0x1ad/0x570 [ 77.478442] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.478445] Mem-Info: [ 77.478462] active_anon:1506 inactive_anon:41 isolated_anon:0 [ 77.478462] active_file:39 inactive_file:54 isolated_file:0 [ 77.478462] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.478462] slab_reclaimable:3858 slab_unreclaimable:58384 [ 77.478462] mapped:5 shmem:48 pagetables:422 bounce:0 [ 77.478462] free:1379 free_pcp:0 free_cma:0 [ 77.478488] Node 0 active_anon:6024kB inactive_anon:164kB active_file:156kB inactive_file:216kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:1 all_unreclaimable? no [ 77.478517] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.478579] Normal free:5516kB min:5580kB low:9168kB high:12756kB active_anon:6024kB inactive_anon:164kB active_file:156kB inactive_file:216kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:233536kB kernel_stack:3936kB pagetables:1688kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.478627] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 304*4kB (UMH) 105*8kB (UMH) 7*16kB (UMH) 23*32kB (MH) 42*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5592kB 152 total pagecache pages [ 77.478668] 0 pages in swap cache [ 77.478672] Swap cache stats: add 0, delete 0, find 0/0 [ 77.478674] Free swap = 0kB [ 77.478676] Total swap = 0kB [ 77.478678] 1965979 pages RAM [ 77.478680] 0 pages HighMem/MovableOnly [ 77.478682] 313623 pages reserved [ 77.478685] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.501509] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.501521] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.501543] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.501556] [ 1896] 0 1896 14231 109 25 4 0 0 rsyslogd [ 77.501567] [ 1947] 0 1947 4724 51 14 3 0 0 cron [ 77.501578] [ 1965] 0 1965 3735 45 11 3 0 0 mcstransd [ 77.501589] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.501600] [ 2027] 0 2027 3648 40 12 3 0 0 getty [ 77.501611] [ 2070] 0 2070 17820 197 41 3 0 0 sshd [ 77.501622] [ 2073] 0 2073 4406 13 4 2 0 0 syz-executor348 [ 77.501633] [ 2074] 0 2074 4406 13 4 2 0 0 syz-executor348 [ 77.501644] [ 2075] 0 2075 4406 13 4 2 0 0 syz-executor348 [ 77.501655] [ 2076] 0 2076 4406 13 4 2 0 0 syz-executor348 [ 77.501665] [ 2077] 0 2077 4406 13 4 2 0 0 syz-executor348 [ 77.501676] [ 2078] 0 2078 4406 13 4 2 0 0 syz-executor348 [ 77.501687] [ 2079] 0 2079 4406 13 4 2 0 0 syz-executor348 [ 77.501698] [ 2080] 0 2080 4406 13 4 2 0 0 syz-executor348 [ 77.501708] [ 2081] 0 2081 4406 13 4 2 0 0 syz-executor348 [ 77.501719] [ 2082] 0 2082 4406 13 4 2 0 0 syz-executor348 [ 77.501730] [ 2083] 0 2083 4406 13 4 2 0 0 syz-executor348 [ 77.501740] [ 2084] 0 2084 4406 13 4 2 0 0 syz-executor348 [ 77.501752] [ 2499] 0 2499 3648 42 13 3 0 0 getty [ 77.501763] [ 2504] 0 2504 3648 44 13 3 0 0 getty [ 77.501773] [ 2522] 0 2522 3648 43 13 3 0 0 getty [ 77.501784] [ 2527] 0 2527 3648 42 13 3 0 0 getty [ 77.501793] [ 2528] 0 2528 3648 44 13 3 0 0 getty [ 77.501821] [ 2531] 0 2531 3648 42 13 3 0 0 getty [ 77.501832] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.501842] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.501853] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.501876] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.501886] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.501896] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.501914] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.501925] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.501939] [ 2999] 0 2998 4505 0 6 3 0 1000 syz-executor348 [ 77.501954] [ 3010] 0 3009 4505 0 6 3 0 1000 syz-executor348 [ 77.501967] [ 3011] 0 3011 4505 0 6 3 0 1000 syz-executor348 [ 77.501975] Out of memory: Kill process 2070 (sshd) score 0 or sacrifice child [ 77.501994] Killed process 2070 (sshd) total-vm:71280kB, anon-rss:784kB, file-rss:0kB, shmem-rss:4kB [ 77.503353] oom_reaper: reaped process 2070 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 77.504579] Out of memory: Kill process 1896 (rsyslogd) score 0 or sacrifice child [ 77.504643] Killed process 1896 (rsyslogd) total-vm:56924kB, anon-rss:436kB, file-rss:0kB, shmem-rss:0kB [ 77.536826] Out of memory: Kill process 1947 (cron) score 0 or sacrifice child [ 77.536854] Killed process 1947 (cron) total-vm:18896kB, anon-rss:200kB, file-rss:4kB, shmem-rss:0kB [ 77.560815] Out of memory: Kill process 1965 (mcstransd) score 0 or sacrifice child [ 77.560848] Killed process 1965 (mcstransd) total-vm:14940kB, anon-rss:180kB, file-rss:0kB, shmem-rss:0kB [ 77.583772] Out of memory: Kill process 2504 (getty) score 0 or sacrifice child [ 77.583805] Killed process 2504 (getty) total-vm:14592kB, anon-rss:172kB, file-rss:4kB, shmem-rss:0kB [ 77.595005] Out of memory: Kill process 2528 (getty) score 0 or sacrifice child [ 77.595040] Killed process 2528 (getty) total-vm:14592kB, anon-rss:172kB, file-rss:4kB, shmem-rss:0kB [ 77.607703] Out of memory: Kill process 2522 (getty) score 0 or sacrifice child [ 77.607731] Killed process 2522 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 77.624856] Out of memory: Kill process 2499 (getty) score 0 or sacrifice child [ 77.624882] Killed process 2499 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 77.628654] Out of memory: Kill process 2527 (getty) score 0 or sacrifice child [ 77.628677] Killed process 2527 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 77.633319] Out of memory: Kill process 2531 (getty) score 0 or sacrifice child [ 77.633343] Killed process 2531 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 77.636108] Out of memory: Kill process 2027 (getty) score 0 or sacrifice child [ 77.636132] Killed process 2027 (getty) total-vm:14592kB, anon-rss:156kB, file-rss:4kB, shmem-rss:0kB [ 77.646638] Out of memory: Kill process 2073 (syz-executor348) score 0 or sacrifice child [ 77.646659] Killed process 2079 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.667967] Out of memory: Kill process 2073 (syz-executor348) score 0 or sacrifice child [ 77.667994] Killed process 2073 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.680086] Out of memory: Kill process 2074 (syz-executor348) score 0 or sacrifice child [ 77.680105] Killed process 2083 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.683188] Out of memory: Kill process 2074 (syz-executor348) score 0 or sacrifice child [ 77.683218] Killed process 2074 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.686218] Out of memory: Kill process 2075 (syz-executor348) score 0 or sacrifice child [ 77.686251] Killed process 2084 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.687645] Out of memory: Kill process 2075 (syz-executor348) score 0 or sacrifice child [ 77.687670] Killed process 2075 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.690090] Out of memory: Kill process 2076 (syz-executor348) score 0 or sacrifice child [ 77.690111] Killed process 2081 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.692610] Out of memory: Kill process 2076 (syz-executor348) score 0 or sacrifice child [ 77.692643] Killed process 2076 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.693897] Out of memory: Kill process 2077 (syz-executor348) score 0 or sacrifice child [ 77.693930] Killed process 2082 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.695163] Out of memory: Kill process 2077 (syz-executor348) score 0 or sacrifice child [ 77.695187] Killed process 2077 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.697447] Out of memory: Kill process 2078 (syz-executor348) score 0 or sacrifice child [ 77.697478] Killed process 2080 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.724450] Out of memory: Kill process 2078 (syz-executor348) score 0 or sacrifice child [ 77.724486] Killed process 2078 (syz-executor348) total-vm:17624kB, anon-rss:52kB, file-rss:0kB, shmem-rss:0kB [ 77.731574] syz-executor348 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.731583] CPU: 0 PID: 3010 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.731597] ffff8801225d7768 ffffffff81b47871 ffff8801225d7a18 ffffffff833eef70 [ 77.731608] 00000000000003e8 ffff8801225d7a30 0000000000000000 ffff8801225d77e8 [ 77.731618] ffffffff814fd17d 0000000000000000 00000000000003e8 ffff8801d793e7a8 [ 77.731620] Call Trace: [ 77.731632] [] dump_stack+0xc1/0x120 [ 77.731655] [] dump_header.isra.0+0x142/0x74c [ 77.731665] [] ? out_of_memory+0x6bc/0xeb0 [ 77.731673] [] out_of_memory.cold+0xd/0x5d [ 77.731681] [] ? out_of_memory+0x405/0xeb0 [ 77.731689] [] ? oom_killer_disable+0x210/0x210 [ 77.731698] [] ? trace_hardirqs_on+0xd/0x10 [ 77.731707] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.731716] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.731725] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.731733] [] ? map_vm_area+0xa8/0xe0 [ 77.731741] [] __vmalloc_node_range+0x25b/0x610 [ 77.731750] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.731757] [] vmalloc+0x5c/0x70 [ 77.731765] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.731773] [] xt_alloc_table_info+0xc8/0x100 [ 77.731782] [] do_ipt_set_ctl+0x22b/0x470 [ 77.731791] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.731800] [] ? mutex_unlock+0x9/0x10 [ 77.731816] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.731824] [] nf_setsockopt+0x6d/0xc0 [ 77.731831] [] ip_setsockopt+0x8a/0xa0 [ 77.731848] [] udp_setsockopt+0x4e/0x90 [ 77.731855] [] ipv6_setsockopt+0xa4/0x140 [ 77.731864] [] tcp_setsockopt+0x8a/0xe0 [ 77.731873] [] sock_common_setsockopt+0x9a/0xe0 [ 77.731886] [] SyS_setsockopt+0x159/0x240 [ 77.731893] [] ? SyS_recv+0x40/0x40 [ 77.731901] [] ? do_syscall_64+0x4a/0x570 [ 77.731908] [] ? SyS_recv+0x40/0x40 [ 77.731915] [] do_syscall_64+0x1ad/0x570 [ 77.731925] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.731929] Mem-Info: [ 77.731948] active_anon:631 inactive_anon:41 isolated_anon:0 [ 77.731948] active_file:33 inactive_file:44 isolated_file:0 [ 77.731948] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.731948] slab_reclaimable:3858 slab_unreclaimable:58187 [ 77.731948] mapped:5 shmem:48 pagetables:200 bounce:0 [ 77.731948] free:1339 free_pcp:270 free_cma:0 [ 77.731962] Node 0 active_anon:2524kB inactive_anon:164kB active_file:132kB inactive_file:176kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:20kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 77.731982] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.732010] Normal free:5356kB min:5580kB low:9168kB high:12756kB active_anon:2524kB inactive_anon:164kB active_file:132kB inactive_file:176kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15432kB slab_unreclaimable:232748kB kernel_stack:3328kB pagetables:800kB bounce:0kB free_pcp:1080kB local_pcp:448kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.732051] DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 527*4kB (UMH) 146*8kB (UMH) 32*16kB (UMH) 22*32kB (UMH) 16*64kB (UMH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5516kB 111 total pagecache pages [ 77.732097] 0 pages in swap cache [ 77.732102] Swap cache stats: add 0, delete 0, find 0/0 [ 77.732104] Free swap = 0kB [ 77.732106] Total swap = 0kB [ 77.732109] 1965979 pages RAM [ 77.732111] 0 pages HighMem/MovableOnly [ 77.732113] 313623 pages reserved [ 77.732116] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.732131] [ 470] 0 470 5384 183 15 3 0 -1000 udevd [ 77.732143] [ 591] 0 591 5383 182 14 3 0 -1000 udevd [ 77.732154] [ 592] 0 592 5364 167 14 3 0 -1000 udevd [ 77.732166] [ 1997] 0 1997 12489 152 29 3 0 -1000 sshd [ 77.732198] [ 2956] 0 2950 4505 0 6 3 0 1000 syz-executor348 [ 77.732210] [ 2958] 0 2953 4505 0 6 3 0 1000 syz-executor348 [ 77.732221] [ 2961] 0 2957 4505 0 6 3 0 1000 syz-executor348 [ 77.732232] [ 2962] 0 2962 4505 0 6 3 0 1000 syz-executor348 [ 77.732243] [ 2963] 0 2963 4505 0 6 3 0 1000 syz-executor348 [ 77.732255] [ 2965] 0 2965 4505 0 6 3 0 1000 syz-executor348 [ 77.732269] [ 2990] 0 2987 4505 0 6 3 0 1000 syz-executor348 [ 77.732280] [ 2991] 0 2991 4505 0 6 3 0 1000 syz-executor348 [ 77.732292] [ 2999] 0 2998 4505 0 6 3 0 1000 syz-executor348 [ 77.732305] [ 3010] 0 3009 4505 0 6 3 0 1000 syz-executor348 [ 77.732316] [ 3011] 0 3011 4505 0 6 3 0 1000 syz-executor348 [ 77.732322] Kernel panic - not syncing: Out of memory and no killable processes... [ 77.732322] [ 77.732329] CPU: 0 PID: 3010 Comm: syz-executor348 Not tainted 4.9.155+ #27 [ 77.732342] ffff8801225d7708 ffffffff81b47871 0000000000000000 ffffffff82a96ec0 [ 77.732352] 00000000ffffffff 0000000000000000 ffffffff8302d180 ffff8801225d77e8 [ 77.732363] ffffffff813f746a 0000000041b58ab3 ffffffff82e35b4a ffffffff813f7291 [ 77.732365] Call Trace: [ 77.732373] [] dump_stack+0xc1/0x120 [ 77.732381] [] panic+0x1d9/0x3bd [ 77.732389] [] ? add_taint.cold+0x16/0x16 [ 77.732397] [] ? dump_header.isra.0+0x711/0x74c [ 77.732405] [] ? dump_header.isra.0+0x73d/0x74c [ 77.732413] [] ? dump_header.isra.0+0x73d/0x74c [ 77.732421] [] out_of_memory.cold+0x1e/0x5d [ 77.732429] [] ? out_of_memory+0x405/0xeb0 [ 77.732438] [] ? oom_killer_disable+0x210/0x210 [ 77.732445] [] ? trace_hardirqs_on+0xd/0x10 [ 77.732454] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 77.732463] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 77.732472] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.732480] [] ? map_vm_area+0xa8/0xe0 [ 77.732488] [] __vmalloc_node_range+0x25b/0x610 [ 77.732496] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.732503] [] vmalloc+0x5c/0x70 [ 77.732511] [] ? xt_alloc_table_info+0xc8/0x100 [ 77.732518] [] xt_alloc_table_info+0xc8/0x100 [ 77.732538] [] do_ipt_set_ctl+0x22b/0x470 [ 77.732548] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 77.732555] [] ? mutex_unlock+0x9/0x10 [ 77.732564] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 77.732571] [] nf_setsockopt+0x6d/0xc0 [ 77.732578] [] ip_setsockopt+0x8a/0xa0 [ 77.732587] [] udp_setsockopt+0x4e/0x90 [ 77.732594] [] ipv6_setsockopt+0xa4/0x140 [ 77.732601] [] tcp_setsockopt+0x8a/0xe0 [ 77.732610] [] sock_common_setsockopt+0x9a/0xe0 [ 77.732617] [] SyS_setsockopt+0x159/0x240 [ 77.732625] [] ? SyS_recv+0x40/0x40 [ 77.732632] [] ? do_syscall_64+0x4a/0x570 [ 77.732639] [] ? SyS_recv+0x40/0x40 [ 77.732646] [] do_syscall_64+0x1ad/0x570 [ 77.732655] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.732949] Kernel Offset: disabled [ 88.633423] Rebooting in 86400 seconds..