[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[ 10.205719] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 41.238499] random: crng init done Warning: Permanently added '10.128.0.25' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program [ 53.079022] lowmemorykiller: Killing 'sshd' (2065) (tgid 2065), adj 0, [ 53.079022] to free 5224kB on behalf of 'syz-executor213' (2075) because [ 53.079022] cache 6100kB is below limit 6144kB for oom_score_adj 0 [ 53.079022] Free memory is -13360kB above reserved [ 53.082195] lowmemorykiller: Killing 'restorecond' (1970) (tgid 1970), adj 0, [ 53.082195] to free 4912kB on behalf of 'syz-executor213' (2070) because [ 53.082195] cache 6000kB is below limit 6144kB for oom_score_adj 0 [ 53.082195] Free memory is -13236kB above reserved [ 53.108578] lowmemorykiller: Killing 'dhclient' (1766) (tgid 1766), adj 0, [ 53.108578] to free 2656kB on behalf of 'syz-executor213' (2077) because [ 53.108578] cache 5100kB is below limit 6144kB for oom_score_adj 0 [ 53.108578] Free memory is -10120kB above reserved [ 53.110994] lowmemorykiller: Killing 'rsyslogd' (1897) (tgid 1897), adj 0, [ 53.110994] to free 1988kB on behalf of 'syz-executor213' (2077) because [ 53.110994] cache 4700kB is below limit 6144kB for oom_score_adj 0 [ 53.110994] Free memory is -13020kB above reserved [ 53.111943] lowmemorykiller: Killing 'getty' (2060) (tgid 2060), adj 0, [ 53.111943] to free 1816kB on behalf of 'syz-executor213' (2077) because [ 53.111943] cache 4000kB is below limit 6144kB for oom_score_adj 0 [ 53.111943] Free memory is -12228kB above reserved [ 53.114515] lowmemorykiller: Killing 'getty' (2062) (tgid 2062), adj 0, [ 53.114515] to free 1556kB on behalf of 'syz-executor213' (2077) because [ 53.114515] cache 3500kB is below limit 6144kB for oom_score_adj 0 [ 53.114515] Free memory is -12920kB above reserved [ 53.224546] lowmemorykiller: Killing 'cron' (1950) (tgid 1950), adj 0, [ 53.224546] to free 280kB on behalf of 'syz-executor213' (2077) because [ 53.224546] cache 1544kB is below limit 6144kB for oom_score_adj 0 [ 53.224546] Free memory is -13316kB above reserved [ 53.246790] lowmemorykiller: Killing 'init' (1) (tgid 1), adj 0, [ 53.246790] to free 320kB on behalf of 'kswapd0' (33) because [ 53.246790] cache 1144kB is below limit 6144kB for oom_score_adj 0 [ 53.246790] Free memory is -13116kB above reserved [ 53.346261] syz-executor213 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=0 [ 53.360920] CPU: 0 PID: 2077 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 53.368021] ffff8801cf1ef658 ffffffff81b36bf9 ffff8801cf1efa18 ffffffff833e96b0 [ 53.376065] 0000000000000000 ffff8801cf1efa30 0000000000000000 ffff8801cf1ef6d8 [ 53.384133] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 53.392167] Call Trace: [ 53.394747] [] dump_stack+0xc1/0x128 [ 53.400095] [] dump_header.isra.4+0x142/0x747 [ 53.406227] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 53.413136] [] ? ___ratelimit+0x53/0x401 [ 53.418830] [] oom_kill_process.cold.10+0xd/0xa6e [ 53.425323] [] ? has_capability_noaudit+0x24/0x30 [ 53.431804] [] ? check_preemption_disabled+0x3b/0x170 [ 53.438630] [] ? out_of_memory+0x6d4/0xe90 [ 53.444500] [] out_of_memory+0x292/0xe90 [ 53.450201] [] ? out_of_memory+0x410/0xe90 [ 53.456068] [] ? oom_killer_disable+0x200/0x200 [ 53.462374] [] ? trace_hardirqs_on+0xd/0x10 [ 53.468331] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 53.475158] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 53.481840] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 53.488156] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 53.494813] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.501378] [] ? retint_kernel+0x2d/0x2d [ 53.507078] [] __vmalloc_node_range+0x25b/0x600 [ 53.513398] [] ? xt_alloc_table_info+0xc9/0x100 [ 53.519711] [] vmalloc+0x5b/0x70 [ 53.524719] [] ? xt_alloc_table_info+0xc9/0x100 [ 53.531051] [] xt_alloc_table_info+0xc9/0x100 [ 53.537204] [] do_replace.isra.7+0xfd/0x470 [ 53.543160] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 53.549990] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 53.556811] [] ? selinux_capable+0x36/0x40 [ 53.562683] [] ? ns_capable_common+0x12a/0x150 [ 53.568898] [] do_arpt_set_ctl+0xff/0x140 [ 53.574678] [] nf_setsockopt+0x6d/0xc0 [ 53.580217] [] ip_setsockopt+0x88/0xa0 [ 53.585740] [] tcp_setsockopt+0x88/0xe0 [ 53.591360] [] sock_common_setsockopt+0x9a/0xe0 [ 53.597664] [] SyS_setsockopt+0x166/0x260 [ 53.603447] [] ? SyS_recv+0x40/0x40 [ 53.608709] [] ? __do_page_fault+0x554/0xa60 [ 53.614748] [] ? do_syscall_64+0x48/0x550 [ 53.620526] [] ? SyS_recv+0x40/0x40 [ 53.625797] [] do_syscall_64+0x19f/0x550 [ 53.631502] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 53.640456] Mem-Info: [ 53.642861] active_anon:1047 inactive_anon:42 isolated_anon:0 [ 53.642861] active_file:4 inactive_file:9 isolated_file:32 [ 53.642861] unevictable:0 dirty:0 writeback:0 unstable:0 [ 53.642861] slab_reclaimable:4182 slab_unreclaimable:56552 [ 53.642861] mapped:30 shmem:48 pagetables:214 bounce:0 [ 53.642861] free:6043 free_pcp:107 free_cma:0 [ 53.674969] Node 0 active_anon:4188kB inactive_anon:168kB active_file:116kB inactive_file:36kB 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 [ 53.698640] DMA32 free:18616kB 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:3020128kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 53.729456] lowmem_reserve[]: 0 3505 3505 [ 53.734159] Normal free:5484kB min:5580kB low:9168kB high:12756kB active_anon:4188kB inactive_anon:168kB active_file:16kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:226208kB kernel_stack:3136kB pagetables:856kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 53.809551] lowmem_reserve[]: 0 0 0 [ 53.813820] DMA32: 4*4kB (UM) 0*8kB 2*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18736kB [ 53.850782] Normal: 323*4kB (UMEH) 157*8kB (UMEH) 48*16kB (UMEH) 35*32kB (UMEH) 12*64kB (UMH) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5588kB 99 total pagecache pages [ 54.046784] 0 pages in swap cache [ 54.050222] Swap cache stats: add 0, delete 0, find 0/0 [ 54.114069] Free swap = 0kB [ 54.117071] Total swap = 0kB [ 54.120061] 1965979 pages RAM [ 54.123137] 0 pages HighMem/MovableOnly [ 54.203533] 313617 pages reserved [ 54.206972] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.263875] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.272613] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.281845] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.303759] lowmemorykiller: Killing 'mcstransd' (1996) (tgid 1996), adj 0, [ 54.303759] to free 180kB on behalf of 'syz-executor213' (2072) because [ 54.303759] cache 316kB is below limit 6144kB for oom_score_adj 0 [ 54.303759] Free memory is -13380kB above reserved [ 54.304675] lowmemorykiller: Killing 'getty' (2059) (tgid 2059), adj 0, [ 54.304675] to free 176kB on behalf of 'syz-executor213' (2068) because [ 54.304675] cache 316kB is below limit 6144kB for oom_score_adj 0 [ 54.304675] Free memory is -13380kB above reserved [ 54.312174] lowmemorykiller: Killing 'mcstransd' (1996) (tgid 1996), adj 0, [ 54.312174] to free 180kB on behalf of 'syz-executor213' (2071) because [ 54.312174] cache 316kB is below limit 6144kB for oom_score_adj 0 [ 54.312174] Free memory is -13380kB above reserved [ 54.331137] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.331159] [ 2028] 0 2028 3648 41 13 3 0 0 getty [ 54.331166] [ 2061] 0 2061 3648 43 12 3 0 0 getty [ 54.331210] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 54.331216] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 54.331227] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.331232] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.331253] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.331259] [ 2070] 0 2070 4380 10 5 2 0 0 syz-executor213 [ 54.331264] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.331269] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.331289] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.331295] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.331300] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.331333] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.331339] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.331344] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.331350] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.331354] Out of memory: Kill process 1996 (mcstransd) score 0 or sacrifice child [ 54.353348] syz-executor213 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=0 [ 54.353354] CPU: 1 PID: 2075 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.353364] ffff8801ceaaf658 ffffffff81b36bf9 ffff8801ceaafa18 ffffffff833e96b0 [ 54.353369] 0000000000000000 ffff8801ceaafa30 0000000000000000 ffff8801ceaaf6d8 [ 54.353374] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 54.353375] Call Trace: [ 54.353386] [] dump_stack+0xc1/0x128 [ 54.353392] [] dump_header.isra.4+0x142/0x747 [ 54.353399] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.353403] [] ? ___ratelimit+0x53/0x401 [ 54.353408] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.353414] [] ? has_capability_noaudit+0x24/0x30 [ 54.353420] [] ? check_preemption_disabled+0x3b/0x170 [ 54.353425] [] ? out_of_memory+0x6d4/0xe90 [ 54.353429] [] out_of_memory+0x292/0xe90 [ 54.353435] [] ? out_of_memory+0x410/0xe90 [ 54.353439] [] ? oom_killer_disable+0x200/0x200 [ 54.353444] [] ? trace_hardirqs_on+0xd/0x10 [ 54.353449] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.353453] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.353464] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 54.353470] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.353476] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.353480] [] ? retint_kernel+0x2d/0x2d [ 54.353485] [] __vmalloc_node_range+0x25b/0x600 [ 54.353490] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.353494] [] vmalloc+0x5b/0x70 [ 54.353498] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.353501] [] xt_alloc_table_info+0xc9/0x100 [ 54.353508] [] do_replace.isra.7+0xfd/0x470 [ 54.353511] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.353520] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.353525] [] ? selinux_capable+0x36/0x40 [ 54.353530] [] ? ns_capable_common+0x12a/0x150 [ 54.353534] [] do_arpt_set_ctl+0xff/0x140 [ 54.353539] [] nf_setsockopt+0x6d/0xc0 [ 54.353545] [] ip_setsockopt+0x88/0xa0 [ 54.353549] [] tcp_setsockopt+0x88/0xe0 [ 54.353554] [] sock_common_setsockopt+0x9a/0xe0 [ 54.353558] [] SyS_setsockopt+0x166/0x260 [ 54.353562] [] ? SyS_recv+0x40/0x40 [ 54.353567] [] ? __do_page_fault+0x554/0xa60 [ 54.353571] [] ? do_syscall_64+0x48/0x550 [ 54.353575] [] ? SyS_recv+0x40/0x40 [ 54.353578] [] do_syscall_64+0x19f/0x550 [ 54.353583] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.402964] Mem-Info: [ 54.402976] active_anon:972 inactive_anon:42 isolated_anon:0 [ 54.402976] active_file:11 inactive_file:25 isolated_file:0 [ 54.402976] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.402976] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.402976] mapped:8 shmem:48 pagetables:214 bounce:0 [ 54.402976] free:6031 free_pcp:157 free_cma:0 [ 54.402985] Node 0 active_anon:3888kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.402995] DMA32 free:18712kB 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:3020128kB 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 [ 54.403011] Normal free:5412kB min:5580kB low:9168kB high:12756kB active_anon:3888kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:3072kB pagetables:856kB bounce:0kB free_pcp:628kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.403042] DMA32: 3*4kB (UM) 0*8kB 2*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18732kB Normal: 299*4kB (UMEH) 157*8kB (UMEH) 47*16kB (MEH) 33*32kB (UMEH) 11*64kB (UMH) 4*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5476kB 127 total pagecache pages [ 54.403067] 0 pages in swap cache [ 54.403069] Swap cache stats: add 0, delete 0, find 0/0 [ 54.403070] Free swap = 0kB [ 54.403071] Total swap = 0kB [ 54.403073] 1965979 pages RAM [ 54.403074] 0 pages HighMem/MovableOnly [ 54.403075] 313617 pages reserved [ 54.403077] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.403090] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.403096] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.403102] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.403110] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.403116] [ 2028] 0 2028 3648 41 13 3 0 0 getty [ 54.403123] [ 2061] 0 2061 3648 43 12 3 0 0 getty [ 54.403128] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 54.403134] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 54.403141] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.403147] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.403153] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.403159] [ 2070] 0 2070 4380 10 5 2 0 0 syz-executor213 [ 54.403165] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.403170] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.403185] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.403191] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.403197] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.403203] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.403209] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.403214] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.403220] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.403223] Out of memory: Kill process 2063 (getty) score 0 or sacrifice child [ 54.403419] Killed process 2063 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 54.442653] syz-executor213 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=0 [ 54.442659] CPU: 1 PID: 2075 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.442668] ffff8801ceaaf658 ffffffff81b36bf9 ffff8801ceaafa18 ffffffff833e96b0 [ 54.442674] 0000000000000000 ffff8801ceaafa30 0000000000000000 ffff8801ceaaf6d8 [ 54.442679] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 54.442680] Call Trace: [ 54.442690] [] dump_stack+0xc1/0x128 [ 54.442696] [] dump_header.isra.4+0x142/0x747 [ 54.442703] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.442707] [] ? ___ratelimit+0x53/0x401 [ 54.442712] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.442718] [] ? has_capability_noaudit+0x24/0x30 [ 54.442723] [] ? check_preemption_disabled+0x3b/0x170 [ 54.442729] [] ? out_of_memory+0x6d4/0xe90 [ 54.442733] [] out_of_memory+0x292/0xe90 [ 54.442737] [] ? out_of_memory+0x410/0xe90 [ 54.442741] [] ? oom_killer_disable+0x200/0x200 [ 54.442746] [] ? trace_hardirqs_on+0xd/0x10 [ 54.442751] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.442755] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.442760] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 54.442764] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.442770] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.442774] [] ? retint_kernel+0x2d/0x2d [ 54.442779] [] __vmalloc_node_range+0x25b/0x600 [ 54.442784] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.442788] [] vmalloc+0x5b/0x70 [ 54.442791] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.442795] [] xt_alloc_table_info+0xc9/0x100 [ 54.442800] [] do_replace.isra.7+0xfd/0x470 [ 54.442803] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.442808] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.442813] [] ? selinux_capable+0x36/0x40 [ 54.442817] [] ? ns_capable_common+0x12a/0x150 [ 54.442821] [] do_arpt_set_ctl+0xff/0x140 [ 54.442826] [] nf_setsockopt+0x6d/0xc0 [ 54.442831] [] ip_setsockopt+0x88/0xa0 [ 54.442835] [] tcp_setsockopt+0x88/0xe0 [ 54.442841] [] sock_common_setsockopt+0x9a/0xe0 [ 54.442844] [] SyS_setsockopt+0x166/0x260 [ 54.442848] [] ? SyS_recv+0x40/0x40 [ 54.442853] [] ? __do_page_fault+0x554/0xa60 [ 54.442857] [] ? do_syscall_64+0x48/0x550 [ 54.442860] [] ? SyS_recv+0x40/0x40 [ 54.442864] [] do_syscall_64+0x19f/0x550 [ 54.442868] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.442870] Mem-Info: [ 54.442880] active_anon:922 inactive_anon:42 isolated_anon:0 [ 54.442880] active_file:11 inactive_file:25 isolated_file:0 [ 54.442880] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.442880] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.442880] mapped:8 shmem:48 pagetables:177 bounce:0 [ 54.442880] free:6055 free_pcp:186 free_cma:0 [ 54.442887] Node 0 active_anon:3688kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.442898] DMA32 free:18712kB 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:3020128kB 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 [ 54.442912] Normal free:5508kB min:5580kB low:9168kB high:12756kB active_anon:3688kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:3040kB pagetables:708kB bounce:0kB free_pcp:744kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.442942] DMA32: 3*4kB (UM) 0*8kB 2*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18732kB Normal: 305*4kB (MEH) 158*8kB (MEH) 47*16kB (MEH) 33*32kB (UMEH) 11*64kB (UMH) 4*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5508kB 127 total pagecache pages [ 54.442966] 0 pages in swap cache [ 54.442969] Swap cache stats: add 0, delete 0, find 0/0 [ 54.442970] Free swap = 0kB [ 54.442971] Total swap = 0kB [ 54.442972] 1965979 pages RAM [ 54.442973] 0 pages HighMem/MovableOnly [ 54.442974] 313617 pages reserved [ 54.442976] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.442985] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.442991] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.442997] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.443003] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.443008] [ 2028] 0 2028 3648 41 13 3 0 0 getty [ 54.443014] [ 2061] 0 2061 3648 43 12 3 0 0 getty [ 54.443023] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 54.443029] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.443035] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.443040] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.443046] [ 2070] 0 2070 4380 10 5 2 0 0 syz-executor213 [ 54.443051] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.443057] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.443062] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.443068] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.443073] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.443079] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.443084] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.443090] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.443095] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.443098] Out of memory: Kill process 2061 (getty) score 0 or sacrifice child [ 54.443116] Killed process 2061 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 54.473106] kthreadd invoked oom-killer: gfp_mask=0x27080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_NOTRACK), nodemask=0, order=3, oom_score_adj=0 [ 54.473112] CPU: 0 PID: 2 Comm: kthreadd Not tainted 4.9.135+ #61 [ 54.473120] ffff8801da62f780 ffffffff81b36bf9 ffff8801da62fb40 ffffffff833e96b0 [ 54.473126] 0000000000000000 ffff8801da62fb58 0000000000000003 ffff8801da62f800 [ 54.473131] ffffffff814fb476 0000000000000003 0000000000000000 ffffffff8280a325 [ 54.473132] Call Trace: [ 54.473143] [] dump_stack+0xc1/0x128 [ 54.473150] [] dump_header.isra.4+0x142/0x747 [ 54.473170] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.473174] [] ? ___ratelimit+0x53/0x401 [ 54.473198] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.473204] [] ? has_capability_noaudit+0x24/0x30 [ 54.473211] [] ? check_preemption_disabled+0x3b/0x170 [ 54.473216] [] ? out_of_memory+0x6d4/0xe90 [ 54.473225] [] out_of_memory+0x292/0xe90 [ 54.473229] [] ? out_of_memory+0x410/0xe90 [ 54.473233] [] ? oom_killer_disable+0x200/0x200 [ 54.473238] [] ? trace_hardirqs_on+0xd/0x10 [ 54.473243] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.473248] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.473252] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.473260] [] ? avc_has_perm_noaudit+0x2f0/0x2f0 [ 54.473267] [] ? copy_process.part.8+0x1677/0x6a10 [ 54.473273] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 54.473279] [] ? kmem_cache_alloc+0x246/0x2b0 [ 54.473283] [] copy_process.part.8+0x280/0x6a10 [ 54.473288] [] ? check_preemption_disabled+0x3b/0x170 [ 54.473294] [] ? kthread_park+0xa0/0xa0 [ 54.473298] [] ? __cleanup_sighand+0x40/0x40 [ 54.473302] [] ? trace_hardirqs_on+0x10/0x10 [ 54.473306] [] _do_fork+0x1b2/0xd30 [ 54.473310] [] ? kthread_park+0xa0/0xa0 [ 54.473314] [] ? fork_idle+0x270/0x270 [ 54.473318] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.473322] [] ? kthreadd+0x1cc/0x420 [ 54.473326] [] ? kthreadd+0x293/0x420 [ 54.473330] [] ? kthread_park+0xa0/0xa0 [ 54.473334] [] kernel_thread+0x34/0x40 [ 54.473338] [] kthreadd+0x2a7/0x420 [ 54.473342] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.473348] [] ? finish_task_switch+0x1ed/0x640 [ 54.473351] [] ? __switch_to_asm+0x34/0x70 [ 54.473355] [] ? __switch_to_asm+0x40/0x70 [ 54.473358] [] ? __switch_to_asm+0x34/0x70 [ 54.473362] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.473367] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.473370] [] ret_from_fork+0x5c/0x70 [ 54.473372] Mem-Info: [ 54.473382] active_anon:897 inactive_anon:42 isolated_anon:0 [ 54.473382] active_file:11 inactive_file:25 isolated_file:0 [ 54.473382] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.473382] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.473382] mapped:8 shmem:48 pagetables:177 bounce:0 [ 54.473382] free:6049 free_pcp:214 free_cma:0 [ 54.473389] Node 0 active_anon:3588kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.473399] DMA32 free:18712kB 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:3020128kB 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 [ 54.473413] Normal free:5484kB min:5580kB low:9168kB high:12756kB active_anon:3588kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:3008kB pagetables:708kB bounce:0kB free_pcp:856kB local_pcp:736kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.473443] DMA32: 3*4kB (UM) 0*8kB 2*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18732kB Normal: 311*4kB (UMEH) 159*8kB (MEH) 49*16kB (UMEH) 32*32kB (UMEH) 11*64kB (UMH) 4*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 127 total pagecache pages [ 54.473507] 0 pages in swap cache [ 54.473509] Swap cache stats: add 0, delete 0, find 0/0 [ 54.473511] Free swap = 0kB [ 54.473512] Total swap = 0kB [ 54.473513] 1965979 pages RAM [ 54.473514] 0 pages HighMem/MovableOnly [ 54.473515] 313617 pages reserved [ 54.473517] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.473526] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.473532] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.473537] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.473544] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.473549] [ 2028] 0 2028 3648 41 13 3 0 0 getty [ 54.473556] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 54.473562] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.473568] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.473573] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.473579] [ 2070] 0 2070 4380 10 5 2 0 0 syz-executor213 [ 54.473584] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.473590] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.473595] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.473601] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.473606] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.473612] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.473617] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.473623] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.473628] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.473631] Out of memory: Kill process 2064 (getty) score 0 or sacrifice child [ 54.473653] Killed process 2064 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 54.494098] kthreadd invoked oom-killer: gfp_mask=0x27080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_NOTRACK), nodemask=0, order=3, oom_score_adj=0 [ 54.494102] CPU: 0 PID: 2 Comm: kthreadd Not tainted 4.9.135+ #61 [ 54.494109] ffff8801da62f780 ffffffff81b36bf9 ffff8801da62fb40 ffffffff833e96b0 [ 54.494115] 0000000000000000 ffff8801da62fb58 0000000000000003 ffff8801da62f800 [ 54.494120] ffffffff814fb476 0000000000000003 0000000000000000 ffffffff8280a325 [ 54.494121] Call Trace: [ 54.494127] [] dump_stack+0xc1/0x128 [ 54.494132] [] dump_header.isra.4+0x142/0x747 [ 54.494137] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.494141] [] ? ___ratelimit+0x53/0x401 [ 54.494145] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.494150] [] ? has_capability_noaudit+0x24/0x30 [ 54.494154] [] ? check_preemption_disabled+0x3b/0x170 [ 54.494159] [] ? out_of_memory+0x6d4/0xe90 [ 54.494163] [] out_of_memory+0x292/0xe90 [ 54.494167] [] ? out_of_memory+0x410/0xe90 [ 54.494171] [] ? oom_killer_disable+0x200/0x200 [ 54.494175] [] ? trace_hardirqs_on+0xd/0x10 [ 54.494190] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.494194] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.494199] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.494204] [] ? avc_has_perm_noaudit+0x2f0/0x2f0 [ 54.494209] [] ? copy_process.part.8+0x1677/0x6a10 [ 54.494213] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 54.494218] [] ? kmem_cache_alloc+0x246/0x2b0 [ 54.494227] [] copy_process.part.8+0x280/0x6a10 [ 54.494232] [] ? check_preemption_disabled+0x3b/0x170 [ 54.494237] [] ? kthread_park+0xa0/0xa0 [ 54.494241] [] ? __cleanup_sighand+0x40/0x40 [ 54.494245] [] ? trace_hardirqs_on+0x10/0x10 [ 54.494249] [] _do_fork+0x1b2/0xd30 [ 54.494253] [] ? kthread_park+0xa0/0xa0 [ 54.494257] [] ? fork_idle+0x270/0x270 [ 54.494260] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.494264] [] ? kthreadd+0x1cc/0x420 [ 54.494268] [] ? kthreadd+0x293/0x420 [ 54.494272] [] ? kthread_park+0xa0/0xa0 [ 54.494276] [] kernel_thread+0x34/0x40 [ 54.494280] [] kthreadd+0x2a7/0x420 [ 54.494284] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.494289] [] ? finish_task_switch+0x1ed/0x640 [ 54.494292] [] ? __switch_to_asm+0x34/0x70 [ 54.494296] [] ? __switch_to_asm+0x40/0x70 [ 54.494299] [] ? __switch_to_asm+0x34/0x70 [ 54.494303] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.494308] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.494311] [] ret_from_fork+0x5c/0x70 [ 54.494313] Mem-Info: [ 54.494322] active_anon:872 inactive_anon:42 isolated_anon:0 [ 54.494322] active_file:11 inactive_file:25 isolated_file:0 [ 54.494322] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.494322] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.494322] mapped:8 shmem:48 pagetables:177 bounce:0 [ 54.494322] free:6049 free_pcp:273 free_cma:0 [ 54.494329] Node 0 active_anon:3488kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.494339] DMA32 free:18712kB 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:3020128kB 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 [ 54.494353] Normal free:5484kB min:5580kB low:9168kB high:12756kB active_anon:3488kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2976kB pagetables:708kB bounce:0kB free_pcp:1092kB local_pcp:736kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.494382] DMA32: 3*4kB (UM) 0*8kB 2*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18732kB Normal: 311*4kB (UMEH) 159*8kB (MEH) 49*16kB (UMEH) 33*32kB (UMEH) 11*64kB (UMH) 4*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 127 total pagecache pages [ 54.494406] 0 pages in swap cache [ 54.494408] Swap cache stats: add 0, delete 0, find 0/0 [ 54.494410] Free swap = 0kB [ 54.494411] Total swap = 0kB [ 54.494412] 1965979 pages RAM [ 54.494413] 0 pages HighMem/MovableOnly [ 54.494414] 313617 pages reserved [ 54.494415] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.494424] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.494430] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.494436] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.494442] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.494447] [ 2028] 0 2028 3648 41 13 3 0 0 getty [ 54.494455] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.494461] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.494466] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.494472] [ 2070] 0 2070 4380 10 5 2 0 0 syz-executor213 [ 54.494477] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.494482] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.494488] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.494493] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.494499] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.494504] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.494510] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.494515] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.494521] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.494523] Out of memory: Kill process 2028 (getty) score 0 or sacrifice child [ 54.494545] Killed process 2028 (getty) total-vm:14592kB, anon-rss:160kB, file-rss:4kB, shmem-rss:0kB [ 54.513907] kthreadd invoked oom-killer: gfp_mask=0x27080c0(GFP_KERNEL_ACCOUNT|__GFP_ZERO|__GFP_NOTRACK), nodemask=0, order=3, oom_score_adj=0 [ 54.513911] CPU: 0 PID: 2 Comm: kthreadd Not tainted 4.9.135+ #61 [ 54.513918] ffff8801da62f780 ffffffff81b36bf9 ffff8801da62fb40 ffffffff833e96b0 [ 54.513924] 0000000000000000 ffff8801da62fb58 0000000000000003 ffff8801da62f800 [ 54.513929] ffffffff814fb476 0000000000000003 0000000000000000 ffffffff8280a325 [ 54.513930] Call Trace: [ 54.513937] [] dump_stack+0xc1/0x128 [ 54.513942] [] dump_header.isra.4+0x142/0x747 [ 54.513947] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.513951] [] ? ___ratelimit+0x53/0x401 [ 54.513955] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.513960] [] ? has_capability_noaudit+0x24/0x30 [ 54.513964] [] ? check_preemption_disabled+0x3b/0x170 [ 54.513969] [] ? out_of_memory+0x6d4/0xe90 [ 54.513973] [] out_of_memory+0x292/0xe90 [ 54.513977] [] ? out_of_memory+0x410/0xe90 [ 54.513981] [] ? oom_killer_disable+0x200/0x200 [ 54.513985] [] ? trace_hardirqs_on+0xd/0x10 [ 54.513990] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.513994] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.513999] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.514004] [] ? avc_has_perm_noaudit+0x2f0/0x2f0 [ 54.514009] [] ? copy_process.part.8+0x1677/0x6a10 [ 54.514013] [] ? rcu_read_lock_sched_held+0x103/0x120 [ 54.514018] [] ? kmem_cache_alloc+0x246/0x2b0 [ 54.514022] [] copy_process.part.8+0x280/0x6a10 [ 54.514027] [] ? check_preemption_disabled+0x3b/0x170 [ 54.514031] [] ? kthread_park+0xa0/0xa0 [ 54.514035] [] ? __cleanup_sighand+0x40/0x40 [ 54.514038] [] ? trace_hardirqs_on+0x10/0x10 [ 54.514042] [] _do_fork+0x1b2/0xd30 [ 54.514046] [] ? kthread_park+0xa0/0xa0 [ 54.514050] [] ? fork_idle+0x270/0x270 [ 54.514054] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.514058] [] ? kthreadd+0x1cc/0x420 [ 54.514062] [] ? kthreadd+0x293/0x420 [ 54.514066] [] ? kthread_park+0xa0/0xa0 [ 54.514070] [] kernel_thread+0x34/0x40 [ 54.514074] [] kthreadd+0x2a7/0x420 [ 54.514078] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.514082] [] ? finish_task_switch+0x1ed/0x640 [ 54.514086] [] ? __switch_to_asm+0x34/0x70 [ 54.514089] [] ? __switch_to_asm+0x40/0x70 [ 54.514093] [] ? __switch_to_asm+0x34/0x70 [ 54.514097] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.514101] [] ? kthread_create_worker_on_cpu+0xe0/0xe0 [ 54.514105] [] ret_from_fork+0x5c/0x70 [ 54.514106] Mem-Info: [ 54.514116] active_anon:822 inactive_anon:42 isolated_anon:0 [ 54.514116] active_file:11 inactive_file:25 isolated_file:0 [ 54.514116] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.514116] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.514116] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.514116] free:6049 free_pcp:335 free_cma:0 [ 54.514123] Node 0 active_anon:3288kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.514132] DMA32 free:18712kB 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:3020128kB 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 [ 54.514146] Normal free:5484kB min:5580kB low:9168kB high:12756kB active_anon:3288kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:1340kB local_pcp:736kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.514175] DMA32: 3*4kB (UM) 0*8kB 2*16kB (UM) 4*32kB (UM) 4*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18732kB Normal: 311*4kB (UMEH) 159*8kB (MEH) 49*16kB (UMEH) 34*32kB (UMEH) 11*64kB (UMH) 4*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5604kB 127 total pagecache pages [ 54.514209] 0 pages in swap cache [ 54.514212] Swap cache stats: add 0, delete 0, find 0/0 [ 54.514213] Free swap = 0kB [ 54.514214] Total swap = 0kB [ 54.514215] 1965979 pages RAM [ 54.514216] 0 pages HighMem/MovableOnly [ 54.514217] 313617 pages reserved [ 54.514219] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.514233] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.514239] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.514244] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.514250] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.514259] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.514265] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.514270] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.514275] [ 2070] 0 2070 4380 10 5 2 0 0 syz-executor213 [ 54.514281] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.514286] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.514291] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.514297] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.514302] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.514307] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.514313] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.514318] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.514324] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.514327] Out of memory: Kill process 2070 (syz-executor213) score 0 or sacrifice child [ 54.514335] Killed process 2070 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.543628] oom_reaper: reaped process 2070 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.545197] syz-executor213 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 54.545202] CPU: 0 PID: 2073 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.545209] ffff8801cdc076f8 ffffffff81b36bf9 ffff8801cdc07ab8 ffffffff833e96b0 [ 54.545214] 0000000000000000 ffff8801cdc07ad0 0000000000000000 ffff8801cdc07778 [ 54.545219] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 54.545220] Call Trace: [ 54.545231] [] dump_stack+0xc1/0x128 [ 54.545236] [] dump_header.isra.4+0x142/0x747 [ 54.545241] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.545245] [] ? ___ratelimit+0x53/0x401 [ 54.545250] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.545254] [] ? has_capability_noaudit+0x24/0x30 [ 54.545259] [] ? check_preemption_disabled+0x3b/0x170 [ 54.545263] [] ? out_of_memory+0x6d4/0xe90 [ 54.545267] [] out_of_memory+0x292/0xe90 [ 54.545271] [] ? out_of_memory+0x410/0xe90 [ 54.545275] [] ? oom_killer_disable+0x200/0x200 [ 54.545279] [] ? trace_hardirqs_on+0xd/0x10 [ 54.545284] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.545288] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.545292] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.545297] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.545301] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.545305] [] ? find_get_entry+0x11a/0x570 [ 54.545309] [] ? find_get_entry+0x141/0x570 [ 54.545312] [] ? page_cache_prev_hole+0x80/0x80 [ 54.545316] [] ? pagecache_get_page+0x131/0x710 [ 54.545321] [] filemap_fault+0xaf1/0x1110 [ 54.545326] [] ext4_filemap_fault+0x71/0xa0 [ 54.545330] [] __do_fault+0x223/0x500 [ 54.545334] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.545338] [] ? generic_file_readonly_mmap+0x190/0x190 [ 54.545343] [] handle_mm_fault+0x1326/0x2350 [ 54.545346] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.545352] [] ? hrtimer_nanosleep+0x38c/0x550 [ 54.545358] [] __do_page_fault+0x403/0xa60 [ 54.545362] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.545369] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.545372] [] do_page_fault+0x27/0x30 [ 54.545376] [] page_fault+0x25/0x30 [ 54.545378] Mem-Info: [ 54.545387] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.545387] active_file:11 inactive_file:25 isolated_file:0 [ 54.545387] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.545387] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.545387] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.545387] free:4576 free_pcp:236 free_cma:0 [ 54.545395] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.545404] DMA32 free:17368kB 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:3020128kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:84kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 54.545419] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:944kB local_pcp:640kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.545458] DMA32: 3*4kB (UM) 0*8kB 1*16kB (M) 4*32kB (UM) 3*64kB (M) 2*128kB (M) 3*256kB (M) 1*512kB (M) 3*1024kB (UM) 2*2048kB (UM) 2*4096kB (M) = 17244kB Normal: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.545483] 0 pages in swap cache [ 54.545485] Swap cache stats: add 0, delete 0, find 0/0 [ 54.545486] Free swap = 0kB [ 54.545487] Total swap = 0kB [ 54.545489] 1965979 pages RAM [ 54.545490] 0 pages HighMem/MovableOnly [ 54.545491] 313617 pages reserved [ 54.545493] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.545501] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.545507] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.545513] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.545521] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.545530] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.545535] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.545541] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.545546] [ 2070] 0 2070 4380 0 5 2 0 0 syz-executor213 [ 54.545551] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.545557] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.545562] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.545568] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.545573] [ 2075] 0 2075 4380 10 5 2 0 0 syz-executor213 [ 54.545579] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.545584] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.545589] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.545595] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.545598] Out of memory: Kill process 2075 (syz-executor213) score 0 or sacrifice child [ 54.545708] Killed process 2075 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.551106] syz-executor213: vmalloc: allocation failure, allocated 1230659584 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.551111] CPU: 0 PID: 2075 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.551118] syz-executor213: [ 54.551125] ffff8801ceaaf958 [ 54.551127] vmalloc: allocation failure, allocated 1214459904 of 4278198272 bytes ffffffff81b36bf9, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) 1ffff10039d55f2d dffffc0000000000 ffffffff82aa8960 0000000000000000 0000000000400000 ffff8801ceaafaa0 [ 54.551146] ffffffff814fc76e 0000000041b58ab3 ffffffff82e36ac0 ffffffff81427da0 [ 54.551147] Call Trace: [ 54.551153] [] dump_stack+0xc1/0x128 [ 54.551158] [] warn_alloc.cold.31+0xd5/0x141 [ 54.551163] [] ? zone_watermark_ok_safe+0x250/0x250 [ 54.551167] [] ? retint_kernel+0x2d/0x2d [ 54.551172] [] __vmalloc_node_range+0x3f8/0x600 [ 54.551186] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.551190] [] vmalloc+0x5b/0x70 [ 54.551194] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.551197] [] xt_alloc_table_info+0xc9/0x100 [ 54.551204] [] do_replace.isra.7+0xfd/0x470 [ 54.551209] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.551213] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.551218] [] ? selinux_capable+0x36/0x40 [ 54.551226] [] ? ns_capable_common+0x12a/0x150 [ 54.551231] [] do_arpt_set_ctl+0xff/0x140 [ 54.551236] [] nf_setsockopt+0x6d/0xc0 [ 54.551242] [] ip_setsockopt+0x88/0xa0 [ 54.551247] [] tcp_setsockopt+0x88/0xe0 [ 54.551252] [] sock_common_setsockopt+0x9a/0xe0 [ 54.551257] [] SyS_setsockopt+0x166/0x260 [ 54.551260] [] ? SyS_recv+0x40/0x40 [ 54.551264] [] ? __do_page_fault+0x554/0xa60 [ 54.551268] [] ? do_syscall_64+0x48/0x550 [ 54.551272] [] ? SyS_recv+0x40/0x40 [ 54.551275] [] do_syscall_64+0x19f/0x550 [ 54.551279] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.551281] Mem-Info: [ 54.551286] CPU: 1 PID: 2070 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.551295] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.551295] active_file:11 inactive_file:25 isolated_file:0 [ 54.551295] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.551295] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.551295] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.551295] free:205 free_pcp:210 free_cma:0 [ 54.551305] ffff8801cdc3f958 [ 54.551306] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.551317] ffffffff81b36bf9DMA32 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:3020128kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB 1ffff10039b87f2dlowmem_reserve[]: [ 54.551324] dffffc0000000000 0 3505 ffffffff82aa8960 [ 54.551333] 3505 0000000000000000 0000000000400000Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:840kB local_pcp:536kB free_cma:0kB ffff8801cdc3faa0lowmem_reserve[]: [ 54.551356] 0 ffffffff814fc76e [ 54.551359] 0 0000000041b58ab3 0 ffffffff82e36ac0 ffffffff81427da0DMA32: 0*4kB Call Trace: [ 54.551387] 0*8kB 0*16kB 0*32kB [] dump_stack+0xc1/0x128 [ 54.551396] 0*64kB [] warn_alloc.cold.31+0xd5/0x141 [ 54.551404] 0*128kB [] ? zone_watermark_ok_safe+0x250/0x250 [ 54.551412] 0*256kB [] ? retint_kernel+0x2d/0x2d [ 54.551419] 0*512kB [] __vmalloc_node_range+0x3f8/0x600 [ 54.551427] 0*1024kB [] ? xt_alloc_table_info+0xc9/0x100 [ 54.551433] 0*2048kB [] vmalloc+0x5b/0x70 [ 54.551440] 0*4096kB [] ? xt_alloc_table_info+0xc9/0x100 [ 54.551442] = 0kB [] xt_alloc_table_info+0xc9/0x100 [ 54.551454] Normal: [] do_replace.isra.7+0xfd/0x470 [ 54.551461] 10*4kB [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.551468] (H) [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.551475] 13*8kB [] ? selinux_capable+0x36/0x40 [ 54.551483] (H) [] ? ns_capable_common+0x12a/0x150 [ 54.551490] 3*16kB [] do_arpt_set_ctl+0xff/0x140 [ 54.551496] (H) [] nf_setsockopt+0x6d/0xc0 [ 54.551504] 5*32kB [] ip_setsockopt+0x88/0xa0 [ 54.551515] (H) [] tcp_setsockopt+0x88/0xe0 [ 54.551523] 2*64kB [] sock_common_setsockopt+0x9a/0xe0 [ 54.551529] (H) [] SyS_setsockopt+0x166/0x260 [ 54.551535] 3*128kB [] ? SyS_recv+0x40/0x40 [ 54.551543] (H) [] ? __do_page_fault+0x554/0xa60 [ 54.551549] 0*256kB [] ? do_syscall_64+0x48/0x550 [ 54.551555] 0*512kB [] ? SyS_recv+0x40/0x40 [ 54.551562] 0*1024kB [] do_syscall_64+0x19f/0x550 [ 54.551568] 0*2048kB [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.551572] 0*4096kB Mem-Info: [ 54.551574] = 864kB active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.551584] active_file:11 inactive_file:25 isolated_file:0 [ 54.551584] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.551584] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.551584] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.551584] free:205 free_pcp:210 free_cma:0 [ 54.551585] 127 total pagecache pages [ 54.551593] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.551594] 0 pages in swap cache [ 54.551604] 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:3020128kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB Swap cache stats: add 0, delete 0, find 0/0 [ 54.551610] lowmem_reserve[]: [ 54.551610] Free swap = 0kB [ 54.551613] 0Total swap = 0kB [ 54.551617] 35051965979 pages RAM [ 54.551620] 35050 pages HighMem/MovableOnly [ 54.551622] 313617 pages reserved [ 54.551633] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:840kB local_pcp:304kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.551653] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.551677] 0 pages in swap cache [ 54.551679] Swap cache stats: add 0, delete 0, find 0/0 [ 54.551680] Free swap = 0kB [ 54.551681] Total swap = 0kB [ 54.551683] 1965979 pages RAM [ 54.551684] 0 pages HighMem/MovableOnly [ 54.551685] 313617 pages reserved [ 54.575185] oom_reaper: reaped process 2075 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.575369] syz-executor213 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 54.575378] CPU: 0 PID: 2073 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.575393] ffff8801cdc076f8 ffffffff81b36bf9 ffff8801cdc07ab8 ffffffff833e96b0 [ 54.575403] 0000000000000000 ffff8801cdc07ad0 0000000000000000 ffff8801cdc07778 [ 54.575413] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 54.575415] Call Trace: [ 54.575428] [] dump_stack+0xc1/0x128 [ 54.575437] [] dump_header.isra.4+0x142/0x747 [ 54.575447] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.575456] [] ? ___ratelimit+0x53/0x401 [ 54.575472] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.575481] [] ? has_capability_noaudit+0x24/0x30 [ 54.575490] [] ? check_preemption_disabled+0x3b/0x170 [ 54.575498] [] ? out_of_memory+0x6d4/0xe90 [ 54.575506] [] out_of_memory+0x292/0xe90 [ 54.575514] [] ? out_of_memory+0x410/0xe90 [ 54.575522] [] ? oom_killer_disable+0x200/0x200 [ 54.575530] [] ? trace_hardirqs_on+0xd/0x10 [ 54.575539] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.575547] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.575555] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.575564] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.575572] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.575579] [] ? find_get_entry+0x11a/0x570 [ 54.575587] [] ? find_get_entry+0x141/0x570 [ 54.575595] [] ? page_cache_prev_hole+0x80/0x80 [ 54.575602] [] ? pagecache_get_page+0x131/0x710 [ 54.575610] [] filemap_fault+0xaf1/0x1110 [ 54.575619] [] ext4_filemap_fault+0x71/0xa0 [ 54.575626] [] __do_fault+0x223/0x500 [ 54.575633] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.575642] [] ? generic_file_readonly_mmap+0x190/0x190 [ 54.575650] [] handle_mm_fault+0x1326/0x2350 [ 54.575657] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.575665] [] ? hrtimer_nanosleep+0x38c/0x550 [ 54.575674] [] __do_page_fault+0x403/0xa60 [ 54.575682] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.575691] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.575698] [] do_page_fault+0x27/0x30 [ 54.575705] [] page_fault+0x25/0x30 [ 54.575709] Mem-Info: [ 54.575727] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.575727] active_file:11 inactive_file:25 isolated_file:0 [ 54.575727] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.575727] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.575727] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.575727] free:205 free_pcp:217 free_cma:0 [ 54.575741] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.575760] 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:3020128kB 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 [ 54.575788] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:868kB local_pcp:564kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.575839] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.575881] 0 pages in swap cache [ 54.575884] Swap cache stats: add 0, delete 0, find 0/0 [ 54.575887] Free swap = 0kB [ 54.575889] Total swap = 0kB [ 54.575891] 1965979 pages RAM [ 54.575893] 0 pages HighMem/MovableOnly [ 54.575895] 313617 pages reserved [ 54.575898] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.575913] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.575924] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.575934] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.575946] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.575962] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.575972] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.575982] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.575992] [ 2070] 0 2070 4380 0 5 2 0 0 syz-executor213 [ 54.576001] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.576011] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.576021] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.576031] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.576041] [ 2075] 0 2075 4380 0 5 2 0 0 syz-executor213 [ 54.576052] [ 2076] 0 2076 4380 10 5 2 0 0 syz-executor213 [ 54.576062] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.576072] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.576082] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.576088] Out of memory: Kill process 2076 (syz-executor213) score 0 or sacrifice child [ 54.576104] Killed process 2076 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.601319] syz-executor213: vmalloc: allocation failure, allocated 829145088 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.601326] CPU: 1 PID: 2076 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.601339] ffff8801cea6f958 ffffffff81b36bf9 1ffff10039d4df2d dffffc0000000000 [ 54.601350] ffffffff82aa8960 0000000000000000 0000000000400000 ffff8801cea6faa0 [ 54.601360] ffffffff814fc76e 0000000041b58ab3 ffffffff82e36ac0 ffffffff81427da0 [ 54.601362] Call Trace: [ 54.601374] [] dump_stack+0xc1/0x128 [ 54.601382] [] warn_alloc.cold.31+0xd5/0x141 [ 54.601391] [] ? zone_watermark_ok_safe+0x250/0x250 [ 54.601399] [] ? retint_kernel+0x2d/0x2d [ 54.601407] [] __vmalloc_node_range+0x3f8/0x600 [ 54.601416] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.601423] [] vmalloc+0x5b/0x70 [ 54.601430] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.601437] [] xt_alloc_table_info+0xc9/0x100 [ 54.601447] [] do_replace.isra.7+0xfd/0x470 [ 54.601455] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.601463] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.601470] [] ? selinux_capable+0x36/0x40 [ 54.601479] [] ? ns_capable_common+0x12a/0x150 [ 54.601487] [] do_arpt_set_ctl+0xff/0x140 [ 54.601495] [] nf_setsockopt+0x6d/0xc0 [ 54.601505] [] ip_setsockopt+0x88/0xa0 [ 54.601512] [] tcp_setsockopt+0x88/0xe0 [ 54.601521] [] sock_common_setsockopt+0x9a/0xe0 [ 54.601528] [] SyS_setsockopt+0x166/0x260 [ 54.601535] [] ? SyS_recv+0x40/0x40 [ 54.601543] [] ? __do_page_fault+0x554/0xa60 [ 54.601550] [] ? do_syscall_64+0x48/0x550 [ 54.601557] [] ? SyS_recv+0x40/0x40 [ 54.601564] [] do_syscall_64+0x19f/0x550 [ 54.601572] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.601575] Mem-Info: [ 54.601592] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.601592] active_file:11 inactive_file:25 isolated_file:0 [ 54.601592] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.601592] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.601592] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.601592] free:205 free_pcp:217 free_cma:0 [ 54.601606] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.601624] 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:3020128kB 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 [ 54.601652] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:868kB local_pcp:304kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.601690] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.601735] 0 pages in swap cache [ 54.601739] Swap cache stats: add 0, delete 0, find 0/0 [ 54.601741] Free swap = 0kB [ 54.601743] Total swap = 0kB [ 54.601745] 1965979 pages RAM [ 54.601748] 0 pages HighMem/MovableOnly [ 54.601750] 313617 pages reserved [ 54.613561] oom_reaper: reaped process 2076 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.614283] syz-executor213 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=0 [ 54.614290] CPU: 1 PID: 2079 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.614302] ffff8801c4a37658 ffffffff81b36bf9 ffff8801c4a37a18 ffffffff833e96b0 [ 54.614312] 0000000000000000 ffff8801c4a37a30 0000000000000000 ffff8801c4a376d8 [ 54.614322] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 54.614324] Call Trace: [ 54.614334] [] dump_stack+0xc1/0x128 [ 54.614343] [] dump_header.isra.4+0x142/0x747 [ 54.614353] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.614360] [] ? ___ratelimit+0x53/0x401 [ 54.614369] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.614377] [] ? has_capability_noaudit+0x24/0x30 [ 54.614386] [] ? check_preemption_disabled+0x3b/0x170 [ 54.614394] [] ? out_of_memory+0x6d4/0xe90 [ 54.614402] [] out_of_memory+0x292/0xe90 [ 54.614410] [] ? out_of_memory+0x410/0xe90 [ 54.614418] [] ? oom_killer_disable+0x200/0x200 [ 54.614425] [] ? trace_hardirqs_on+0xd/0x10 [ 54.614434] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.614442] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.614451] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.614458] [] ? retint_kernel+0x2d/0x2d [ 54.614465] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.614474] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.614483] [] __vmalloc_node_range+0x25b/0x600 [ 54.614490] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.614497] [] vmalloc+0x5b/0x70 [ 54.614504] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.614512] [] xt_alloc_table_info+0xc9/0x100 [ 54.614520] [] do_replace.isra.7+0xfd/0x470 [ 54.614527] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.614536] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.614543] [] ? selinux_capable+0x36/0x40 [ 54.614551] [] ? ns_capable_common+0x12a/0x150 [ 54.614560] [] do_arpt_set_ctl+0xff/0x140 [ 54.614567] [] nf_setsockopt+0x6d/0xc0 [ 54.614575] [] ip_setsockopt+0x88/0xa0 [ 54.614582] [] tcp_setsockopt+0x88/0xe0 [ 54.614590] [] sock_common_setsockopt+0x9a/0xe0 [ 54.614597] [] SyS_setsockopt+0x166/0x260 [ 54.614604] [] ? SyS_recv+0x40/0x40 [ 54.614612] [] ? __do_page_fault+0x554/0xa60 [ 54.614619] [] ? do_syscall_64+0x48/0x550 [ 54.614626] [] ? SyS_recv+0x40/0x40 [ 54.614633] [] do_syscall_64+0x19f/0x550 [ 54.614641] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.614644] Mem-Info: [ 54.614661] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.614661] active_file:11 inactive_file:25 isolated_file:0 [ 54.614661] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.614661] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.614661] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.614661] free:205 free_pcp:224 free_cma:0 [ 54.614674] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.614693] 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:3020128kB 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 [ 54.614721] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:896kB local_pcp:304kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.614760] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.614806] 0 pages in swap cache [ 54.614810] Swap cache stats: add 0, delete 0, find 0/0 [ 54.614812] Free swap = 0kB [ 54.614814] Total swap = 0kB [ 54.614817] 1965979 pages RAM [ 54.614819] 0 pages HighMem/MovableOnly [ 54.614821] 313617 pages reserved [ 54.614824] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.614839] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.614850] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.614861] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.614873] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.614890] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.614901] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.614912] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.614922] [ 2070] 0 2070 4380 0 5 2 0 0 syz-executor213 [ 54.614933] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.614944] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.614954] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.614972] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.614983] [ 2075] 0 2075 4380 0 5 2 0 0 syz-executor213 [ 54.614994] [ 2076] 0 2076 4380 0 5 2 0 0 syz-executor213 [ 54.615004] [ 2077] 0 2077 4380 10 5 2 0 0 syz-executor213 [ 54.615015] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.615024] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.615030] Out of memory: Kill process 2077 (syz-executor213) score 0 or sacrifice child [ 54.615046] Killed process 2077 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.616548] syz-executor213: vmalloc: allocation failure, allocated 1161101312 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.616556] CPU: 0 PID: 2077 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.616568] ffff8801cf1ef958 ffffffff81b36bf9 1ffff10039e3df2d dffffc0000000000 [ 54.616579] ffffffff82aa8960 0000000000000000 0000000000400000 ffff8801cf1efaa0 [ 54.616589] ffffffff814fc76e 0000000041b58ab3 ffffffff82e36ac0 ffffffff81427da0 [ 54.616591] Call Trace: [ 54.616601] [] dump_stack+0xc1/0x128 [ 54.616609] [] warn_alloc.cold.31+0xd5/0x141 [ 54.616617] [] ? zone_watermark_ok_safe+0x250/0x250 [ 54.616624] [] ? retint_kernel+0x2d/0x2d [ 54.616632] [] __vmalloc_node_range+0x3f8/0x600 [ 54.616640] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.616647] [] vmalloc+0x5b/0x70 [ 54.616654] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.616661] [] xt_alloc_table_info+0xc9/0x100 [ 54.616669] [] do_replace.isra.7+0xfd/0x470 [ 54.616676] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.616685] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.616692] [] ? selinux_capable+0x36/0x40 [ 54.616700] [] ? ns_capable_common+0x12a/0x150 [ 54.616708] [] do_arpt_set_ctl+0xff/0x140 [ 54.616715] [] nf_setsockopt+0x6d/0xc0 [ 54.616723] [] ip_setsockopt+0x88/0xa0 [ 54.616730] [] tcp_setsockopt+0x88/0xe0 [ 54.616738] [] sock_common_setsockopt+0x9a/0xe0 [ 54.616745] [] SyS_setsockopt+0x166/0x260 [ 54.616752] [] ? SyS_recv+0x40/0x40 [ 54.616759] [] ? __do_page_fault+0x554/0xa60 [ 54.616766] [] ? do_syscall_64+0x48/0x550 [ 54.616773] [] ? SyS_recv+0x40/0x40 [ 54.616780] [] do_syscall_64+0x19f/0x550 [ 54.616788] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.616791] Mem-Info: [ 54.616807] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.616807] active_file:11 inactive_file:25 isolated_file:0 [ 54.616807] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.616807] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.616807] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.616807] free:205 free_pcp:222 free_cma:0 [ 54.616820] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.616838] 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:3020128kB 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 [ 54.616865] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:888kB local_pcp:584kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.616903] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.616947] 0 pages in swap cache [ 54.616951] Swap cache stats: add 0, delete 0, find 0/0 [ 54.616953] Free swap = 0kB [ 54.616955] Total swap = 0kB [ 54.616957] 1965979 pages RAM [ 54.616959] 0 pages HighMem/MovableOnly [ 54.616961] 313617 pages reserved [ 54.645902] oom_reaper: reaped process 2077 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.646610] syz-executor213 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 54.646618] CPU: 0 PID: 2071 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.646632] ffff8801cdc2f6f8 ffffffff81b36bf9 ffff8801cdc2fab8 ffffffff833e96b0 [ 54.646642] 0000000000000000 ffff8801cdc2fad0 0000000000000000 ffff8801cdc2f778 [ 54.646652] ffffffff814fb476 0000000000000000 0000000000000000 ffffffff8280a325 [ 54.646654] Call Trace: [ 54.646664] [] dump_stack+0xc1/0x128 [ 54.646673] [] dump_header.isra.4+0x142/0x747 [ 54.646683] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.646690] [] ? ___ratelimit+0x53/0x401 [ 54.646699] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.646707] [] ? has_capability_noaudit+0x24/0x30 [ 54.646715] [] ? check_preemption_disabled+0x3b/0x170 [ 54.646723] [] ? out_of_memory+0x6d4/0xe90 [ 54.646731] [] out_of_memory+0x292/0xe90 [ 54.646738] [] ? out_of_memory+0x410/0xe90 [ 54.646746] [] ? oom_killer_disable+0x200/0x200 [ 54.646754] [] ? trace_hardirqs_on+0xd/0x10 [ 54.646762] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.646770] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.646778] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.646787] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.646795] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.646802] [] ? find_get_entry+0x11a/0x570 [ 54.646810] [] ? find_get_entry+0x141/0x570 [ 54.646817] [] ? page_cache_prev_hole+0x80/0x80 [ 54.646826] [] ? autoremove_wake_function+0x40/0x40 [ 54.646833] [] ? pagecache_get_page+0x131/0x710 [ 54.646841] [] filemap_fault+0xaf1/0x1110 [ 54.646850] [] ext4_filemap_fault+0x71/0xa0 [ 54.646858] [] __do_fault+0x223/0x500 [ 54.646865] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.646873] [] ? generic_file_readonly_mmap+0x190/0x190 [ 54.646881] [] handle_mm_fault+0x1326/0x2350 [ 54.646889] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.646897] [] ? hrtimer_nanosleep+0x38c/0x550 [ 54.646904] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.646913] [] __do_page_fault+0x403/0xa60 [ 54.646921] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.646930] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.646937] [] do_page_fault+0x27/0x30 [ 54.646944] [] page_fault+0x25/0x30 [ 54.646948] Mem-Info: [ 54.646964] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.646964] active_file:11 inactive_file:25 isolated_file:0 [ 54.646964] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.646964] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.646964] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.646964] free:205 free_pcp:229 free_cma:0 [ 54.646978] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.646997] 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:3020128kB 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 [ 54.647024] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:916kB local_pcp:584kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.647065] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.647112] 0 pages in swap cache [ 54.647117] Swap cache stats: add 0, delete 0, find 0/0 [ 54.647119] Free swap = 0kB [ 54.647121] Total swap = 0kB [ 54.647124] 1965979 pages RAM [ 54.647126] 0 pages HighMem/MovableOnly [ 54.647128] 313617 pages reserved [ 54.647131] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.647146] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.647157] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.647168] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.647189] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.647206] [ 2067] 0 2067 4380 1 4 2 0 0 syz-executor213 [ 54.647217] [ 2068] 0 2068 4380 10 4 2 0 0 syz-executor213 [ 54.647228] [ 2069] 0 2069 4380 10 4 2 0 0 syz-executor213 [ 54.647238] [ 2070] 0 2070 4380 0 5 2 0 0 syz-executor213 [ 54.647249] [ 2071] 0 2071 4380 10 4 2 0 0 syz-executor213 [ 54.647260] [ 2072] 0 2072 4380 10 4 2 0 0 syz-executor213 [ 54.647270] [ 2073] 0 2073 4380 10 4 2 0 0 syz-executor213 [ 54.647281] [ 2074] 0 2074 4380 10 4 2 0 0 syz-executor213 [ 54.647292] [ 2075] 0 2075 4380 0 5 2 0 0 syz-executor213 [ 54.647302] [ 2076] 0 2076 4380 0 5 2 0 0 syz-executor213 [ 54.647313] [ 2077] 0 2077 4380 0 5 2 0 0 syz-executor213 [ 54.647323] [ 2078] 0 2078 4380 10 5 2 0 0 syz-executor213 [ 54.647334] [ 2079] 0 2079 4380 10 5 2 0 0 syz-executor213 [ 54.647339] Out of memory: Kill process 2078 (syz-executor213) score 0 or sacrifice child [ 54.647356] Killed process 2078 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.653560] syz-executor213: vmalloc: allocation failure, allocated 917766144 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.653567] CPU: 0 PID: 2078 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.653578] ffff8801c4a2f958 ffffffff81b36bf9 1ffff10038945f2d dffffc0000000000 [ 54.653588] ffffffff82aa8960 0000000000000000 0000000000400000 ffff8801c4a2faa0 [ 54.653598] ffffffff814fc76e 0000000041b58ab3 ffffffff82e36ac0 ffffffff81427da0 [ 54.653600] Call Trace: [ 54.653609] [] dump_stack+0xc1/0x128 [ 54.653617] [] warn_alloc.cold.31+0xd5/0x141 [ 54.653626] [] ? zone_watermark_ok_safe+0x250/0x250 [ 54.653634] [] __vmalloc_node_range+0x3f8/0x600 [ 54.653641] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.653647] [] vmalloc+0x5b/0x70 [ 54.653654] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.653660] [] xt_alloc_table_info+0xc9/0x100 [ 54.653669] [] do_replace.isra.7+0xfd/0x470 [ 54.653676] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.653685] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.653692] [] ? selinux_capable+0x36/0x40 [ 54.653700] [] ? ns_capable_common+0x12a/0x150 [ 54.653708] [] do_arpt_set_ctl+0xff/0x140 [ 54.653715] [] nf_setsockopt+0x6d/0xc0 [ 54.653722] [] ip_setsockopt+0x88/0xa0 [ 54.653729] [] tcp_setsockopt+0x88/0xe0 [ 54.653736] [] sock_common_setsockopt+0x9a/0xe0 [ 54.653743] [] SyS_setsockopt+0x166/0x260 [ 54.653750] [] ? SyS_recv+0x40/0x40 [ 54.653757] [] ? __do_page_fault+0x554/0xa60 [ 54.653764] [] ? do_syscall_64+0x48/0x550 [ 54.653770] [] ? SyS_recv+0x40/0x40 [ 54.653776] [] do_syscall_64+0x19f/0x550 [ 54.653784] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.653787] Mem-Info: [ 54.653803] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.653803] active_file:11 inactive_file:25 isolated_file:0 [ 54.653803] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.653803] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.653803] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.653803] free:205 free_pcp:229 free_cma:0 [ 54.653815] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.653832] 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:3020128kB 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 [ 54.653858] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:916kB local_pcp:584kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.653893] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.653933] 0 pages in swap cache [ 54.653937] Swap cache stats: add 0, delete 0, find 0/0 [ 54.653939] Free swap = 0kB [ 54.653941] Total swap = 0kB [ 54.653943] 1965979 pages RAM [ 54.653945] 0 pages HighMem/MovableOnly [ 54.653947] 313617 pages reserved [ 54.665874] oom_reaper: reaped process 2078 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.666637] Out of memory: Kill process 2079 (syz-executor213) score 0 or sacrifice child [ 54.666651] Killed process 2079 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.673536] syz-executor213: vmalloc: allocation failure, allocated 1066635264 of 4278198272 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 54.673544] CPU: 1 PID: 2079 Comm: syz-executor213 Not tainted 4.9.135+ #61 [ 54.673556] ffff8801c4a37958 ffffffff81b36bf9 1ffff10038946f2d dffffc0000000000 [ 54.673567] ffffffff82aa8960 0000000000000000 0000000000400000 ffff8801c4a37aa0 [ 54.673577] ffffffff814fc76e 0000000041b58ab3 ffffffff82e36ac0 ffffffff81427da0 [ 54.673579] Call Trace: [ 54.673589] [] dump_stack+0xc1/0x128 [ 54.673597] [] warn_alloc.cold.31+0xd5/0x141 [ 54.673605] [] ? zone_watermark_ok_safe+0x250/0x250 [ 54.673620] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.673628] [] __vmalloc_node_range+0x3f8/0x600 [ 54.673636] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.673643] [] vmalloc+0x5b/0x70 [ 54.673650] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.673657] [] xt_alloc_table_info+0xc9/0x100 [ 54.673665] [] do_replace.isra.7+0xfd/0x470 [ 54.673673] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.673681] [] ? compat_do_replace.isra.6+0x4f0/0x4f0 [ 54.673688] [] ? selinux_capable+0x36/0x40 [ 54.673697] [] ? ns_capable_common+0x12a/0x150 [ 54.673705] [] do_arpt_set_ctl+0xff/0x140 [ 54.673712] [] nf_setsockopt+0x6d/0xc0 [ 54.673720] [] ip_setsockopt+0x88/0xa0 [ 54.673727] [] tcp_setsockopt+0x88/0xe0 [ 54.673735] [] sock_common_setsockopt+0x9a/0xe0 [ 54.673742] [] SyS_setsockopt+0x166/0x260 [ 54.673749] [] ? SyS_recv+0x40/0x40 [ 54.673757] [] ? __do_page_fault+0x554/0xa60 [ 54.673763] [] ? do_syscall_64+0x48/0x550 [ 54.673770] [] ? SyS_recv+0x40/0x40 [ 54.673777] [] do_syscall_64+0x19f/0x550 [ 54.673785] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 54.673788] Mem-Info: [ 54.673805] active_anon:797 inactive_anon:42 isolated_anon:0 [ 54.673805] active_file:11 inactive_file:25 isolated_file:0 [ 54.673805] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.673805] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.673805] mapped:8 shmem:48 pagetables:140 bounce:0 [ 54.673805] free:205 free_pcp:235 free_cma:0 [ 54.673819] Node 0 active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.673837] 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:3020128kB 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 [ 54.673864] Normal free:812kB min:5580kB low:9168kB high:12756kB active_anon:3188kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2944kB pagetables:560kB bounce:0kB free_pcp:940kB local_pcp:356kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.673902] 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: 10*4kB (H) 13*8kB (H) 3*16kB (H) 5*32kB (H) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 864kB 127 total pagecache pages [ 54.673947] 0 pages in swap cache [ 54.673951] Swap cache stats: add 0, delete 0, find 0/0 [ 54.673953] Free swap = 0kB [ 54.673956] Total swap = 0kB [ 54.673958] 1965979 pages RAM [ 54.673967] 0 pages HighMem/MovableOnly [ 54.673970] 313617 pages reserved [ 54.686675] oom_reaper: reaped process 2079 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.687326] Out of memory: Kill process 2068 (syz-executor213) score 0 or sacrifice child [ 54.687403] Killed process 2068 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.706008] oom_reaper: reaped process 2068 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.706762] Out of memory: Kill process 2069 (syz-executor213) score 0 or sacrifice child [ 54.706779] Killed process 2069 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.754735] Out of memory: Kill process 2071 (syz-executor213) score 0 or sacrifice child [ 54.754752] Killed process 2071 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.783602] oom_reaper: reaped process 2071 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.784640] Out of memory: Kill process 2072 (syz-executor213) score 0 or sacrifice child [ 54.784669] Killed process 2072 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.843566] oom_reaper: reaped process 2072 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.844416] Out of memory: Kill process 2073 (syz-executor213) score 0 or sacrifice child [ 54.844598] Killed process 2073 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.864388] Out of memory: Kill process 2074 (syz-executor213) score 0 or sacrifice child [ 54.864406] Killed process 2074 (syz-executor213) total-vm:17520kB, anon-rss:40kB, file-rss:0kB, shmem-rss:0kB [ 54.893597] oom_reaper: reaped process 2074 (syz-executor213), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.894300] Out of memory: Kill process 2067 (syz-executor213) score 0 or sacrifice child [ 54.894447] Killed process 2067 (syz-executor213) total-vm:17520kB, anon-rss:4kB, file-rss:0kB, shmem-rss:0kB [ 54.914292] init invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 54.914301] CPU: 1 PID: 1 Comm: init Not tainted 4.9.135+ #61 [ 54.914316] ffff8801da6077a0 ffffffff81b36bf9 ffff8801da607ab8 ffffffff833e96b0 [ 54.914327] 0000000000000000 ffff8801da607ad0 0000000000000000 ffff8801da607820 [ 54.914337] ffffffff814fb476 0000000000000000 0000000000000000 ffff8801da5f88a8 [ 54.914339] Call Trace: [ 54.914354] [] dump_stack+0xc1/0x128 [ 54.914364] [] dump_header.isra.4+0x142/0x747 [ 54.914374] [] ? out_of_memory+0x6d4/0xe90 [ 54.914382] [] out_of_memory.cold.11+0xd/0x5d [ 54.914390] [] ? out_of_memory+0x410/0xe90 [ 54.914398] [] ? oom_killer_disable+0x200/0x200 [ 54.914406] [] ? trace_hardirqs_on+0xd/0x10 [ 54.914415] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.914423] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.914432] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.914441] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.914450] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.914457] [] ? find_get_entry+0x11a/0x570 [ 54.914464] [] ? find_get_entry+0x141/0x570 [ 54.914471] [] ? page_cache_prev_hole+0x80/0x80 [ 54.914479] [] ? pagecache_get_page+0x131/0x710 [ 54.914487] [] filemap_fault+0xaf1/0x1110 [ 54.914496] [] ext4_filemap_fault+0x71/0xa0 [ 54.914504] [] __do_fault+0x223/0x500 [ 54.914511] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.914520] [] ? generic_file_readonly_mmap+0x190/0x190 [ 54.914528] [] handle_mm_fault+0x1326/0x2350 [ 54.914535] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.914545] [] __do_page_fault+0x403/0xa60 [ 54.914553] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.914563] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.914570] [] do_page_fault+0x27/0x30 [ 54.914579] [] page_fault+0x25/0x30 [ 54.914582] Mem-Info: [ 54.914601] active_anon:747 inactive_anon:42 isolated_anon:0 [ 54.914601] active_file:11 inactive_file:25 isolated_file:0 [ 54.914601] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.914601] slab_reclaimable:4182 slab_unreclaimable:56073 [ 54.914601] mapped:8 shmem:48 pagetables:103 bounce:0 [ 54.914601] free:250 free_pcp:329 free_cma:0 [ 54.914622] Node 0 active_anon:2988kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.914642] 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:3020128kB 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 [ 54.914671] Normal free:992kB min:5580kB low:9168kB high:12756kB active_anon:2988kB inactive_anon:168kB active_file:44kB inactive_file:100kB unevictable:0kB writepending:0kB present:4718592kB managed:3589320kB mlocked:0kB slab_reclaimable:16728kB slab_unreclaimable:224292kB kernel_stack:2752kB pagetables:412kB bounce:0kB free_pcp:1316kB local_pcp:632kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.914713] 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: 20*4kB (UMH) 14*8kB (MH) 4*16kB (UH) 9*32kB (UH) 2*64kB (H) 3*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1056kB 127 total pagecache pages [ 54.914761] 0 pages in swap cache [ 54.914766] Swap cache stats: add 0, delete 0, find 0/0 [ 54.914768] Free swap = 0kB [ 54.914770] Total swap = 0kB [ 54.914773] 1965979 pages RAM [ 54.914775] 0 pages HighMem/MovableOnly [ 54.914777] 313617 pages reserved [ 54.914780] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.914796] [ 470] 0 470 5417 207 15 3 0 -1000 udevd [ 54.914807] [ 623] 0 623 5416 207 14 3 0 -1000 udevd [ 54.914818] [ 624] 0 624 5448 221 14 3 0 -1000 udevd [ 54.914831] [ 1998] 0 1998 12489 153 27 3 0 -1000 sshd [ 54.914851] [ 2070] 0 2070 4380 0 5 2 0 0 syz-executor213 [ 54.914863] [ 2072] 0 2072 4380 0 4 2 0 0 syz-executor213 [ 54.914876] [ 2075] 0 2075 4380 0 5 2 0 0 syz-executor213 [ 54.914887] [ 2076] 0 2076 4380 0 5 2 0 0 syz-executor213 [ 54.914913] [ 2077] 0 2077 4380 0 5 2 0 0 syz-executor213 [ 54.914924] [ 2078] 0 2078 4380 0 5 2 0 0 syz-executor213 [ 54.914934] [ 2079] 0 2079 4380 0 5 2 0 0 syz-executor213 [ 54.914940] Kernel panic - not syncing: Out of memory and no killable processes... [ 54.914940] [ 54.914946] CPU: 1 PID: 1 Comm: init Not tainted 4.9.135+ #61 [ 54.914957] ffff8801da607760 ffffffff81b36bf9 ffffffff82a96080 00000000ffffffff [ 54.914991] ffffffff8302a100 0000000000000001 dffffc0000000000 ffff8801da607820 [ 54.915002] ffffffff813f6aa5 0000000041b58ab3 ffffffff82e2a6e3 ffffffff813f68e6 [ 54.915003] Call Trace: [ 54.915013] [] dump_stack+0xc1/0x128 [ 54.915021] [] panic+0x1bf/0x39f [ 54.915029] [] ? add_taint.cold.6+0x16/0x16 [ 54.915037] [] ? dump_header.isra.4+0x738/0x747 [ 54.915044] [] ? dump_header.isra.4+0x738/0x747 [ 54.915052] [] out_of_memory.cold.11+0x1e/0x5d [ 54.915060] [] ? out_of_memory+0x410/0xe90 [ 54.915068] [] ? oom_killer_disable+0x200/0x200 [ 54.915076] [] ? trace_hardirqs_on+0xd/0x10 [ 54.915084] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.915093] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.915100] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.915109] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.915117] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.915124] [] ? find_get_entry+0x11a/0x570 [ 54.915132] [] ? find_get_entry+0x141/0x570 [ 54.915139] [] ? page_cache_prev_hole+0x80/0x80 [ 54.915147] [] ? pagecache_get_page+0x131/0x710 [ 54.915155] [] filemap_fault+0xaf1/0x1110 [ 54.915163] [] ext4_filemap_fault+0x71/0xa0 [ 54.915170] [] __do_fault+0x223/0x500 [ 54.915187] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.915196] [] ? generic_file_readonly_mmap+0x190/0x190 [ 54.915203] [] handle_mm_fault+0x1326/0x2350 [ 54.915211] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.915219] [] __do_page_fault+0x403/0xa60 [ 54.915227] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.915236] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.915243] [] do_page_fault+0x27/0x30 [ 54.915251] [] page_fault+0x25/0x30 [ 54.915619] Kernel Offset: disabled [ 64.127207] Rebooting in 86400 seconds..