[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [ 10.411960] random: sshd: uninitialized urandom read (32 bytes read) [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 12.485840] random: crng init done Warning: Permanently added '10.128.0.14' (ECDSA) to the list of known hosts. 2019/02/04 18:06:40 parsed 1 programs 2019/02/04 18:06:42 executed programs: 0 [ 47.787172] audit: type=1400 audit(1549303603.644:5): avc: denied { associate } for pid=2084 comm="syz-executor0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 49.489654] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 49.489654] to free 17372kB on behalf of 'kswapd0' (33) because [ 49.489654] cache 54084kB is below limit 65536kB for oom_score_adj 12 [ 49.489654] Free memory is -13064kB above reserved [ 49.519868] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 49.519868] to free 17372kB on behalf of 'kworker/u4:0' (6) because [ 49.519868] cache 53084kB is below limit 65536kB for oom_score_adj 12 [ 49.519868] Free memory is -13372kB above reserved [ 50.349948] oom_reaper: reaped process 2994 (syz-executor5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 50.457733] syz-executor5: vmalloc: allocation failure, allocated 706756608 of 4294971392 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 50.457742] CPU: 0 PID: 2994 Comm: syz-executor5 Not tainted 4.9.154+ #21 [ 50.457757] ffff8801a7b87a08 ffffffff81b47411 1ffff10034f70f43 dffffc0000000000 [ 50.457768] ffffffff82aa97e0 0000000000000000 0000000000400000 ffff8801a7b87b30 [ 50.457778] ffffffff814fe225 0000000041b58ab3 ffffffff82e3e700 ffffffff81428580 [ 50.457780] Call Trace: [ 50.457792] [] dump_stack+0xc1/0x120 [ 50.457802] [] warn_alloc.cold+0x76/0x93 [ 50.457813] [] ? zone_watermark_ok_safe+0x260/0x260 [ 50.457822] [] __vmalloc_node_range+0x3ff/0x610 [ 50.457831] [] ? xt_alloc_table_info+0xc8/0x100 [ 50.457838] [] vmalloc+0x5c/0x70 [ 50.457846] [] ? xt_alloc_table_info+0xc8/0x100 [ 50.457853] [] xt_alloc_table_info+0xc8/0x100 [ 50.457863] [] do_ipt_set_ctl+0x22b/0x470 [ 50.457872] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 50.457881] [] ? mutex_unlock+0x9/0x10 [ 50.457890] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 50.457897] [] nf_setsockopt+0x6d/0xc0 [ 50.457904] [] ip_setsockopt+0x8a/0xa0 [ 50.457912] [] tcp_setsockopt+0x8a/0xe0 [ 50.457921] [] sock_common_setsockopt+0x9a/0xe0 [ 50.457929] [] SyS_setsockopt+0x159/0x240 [ 50.457936] [] ? SyS_recv+0x40/0x40 [ 50.457946] [] ? SyS_clock_gettime+0x118/0x1f0 [ 50.457953] [] ? do_syscall_64+0x4a/0x570 [ 50.457960] [] ? SyS_recv+0x40/0x40 [ 50.457967] [] do_syscall_64+0x1ad/0x570 [ 50.457976] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 50.457979] Mem-Info: [ 50.457998] active_anon:22201 inactive_anon:42 isolated_anon:0 [ 50.457998] active_file:20 inactive_file:27 isolated_file:0 [ 50.457998] unevictable:0 dirty:0 writeback:0 unstable:0 [ 50.457998] slab_reclaimable:3869 slab_unreclaimable:58699 [ 50.457998] mapped:19 shmem:48 pagetables:561 bounce:0 [ 50.457998] free:245 free_pcp:397 free_cma:0 [ 50.458011] Node 0 active_anon:88804kB inactive_anon:168kB active_file:80kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:76kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 50.458031] DMA32 free:4kB min:4696kB low:7712kB high:10728kB active_anon:16152kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:756kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 50.458058] Normal free:976kB min:5580kB low:9168kB high:12756kB active_anon:72752kB inactive_anon:168kB active_file:80kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233988kB kernel_stack:4192kB pagetables:2232kB bounce:0kB free_pcp:832kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 50.458092] 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: 28*4kB (H) 31*8kB (H) 16*16kB (H) 13*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1032kB 96 total pagecache pages [ 50.458132] 0 pages in swap cache [ 50.458136] Swap cache stats: add 0, delete 0, find 0/0 [ 50.458138] Free swap = 0kB [ 50.458140] Total swap = 0kB [ 50.458142] 1965979 pages RAM [ 50.458144] 0 pages HighMem/MovableOnly [ 50.458147] 313623 pages reserved [ 50.720256] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 50.720256] to free 16536kB on behalf of 'syz-executor1' (2988) because [ 50.720256] cache 192kB is below limit 6144kB for oom_score_adj 0 [ 50.720256] Free memory is -36524kB above reserved [ 50.720272] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 50.720272] to free 16536kB on behalf of 'syz-executor0' (2947) because [ 50.720272] cache 192kB is below limit 6144kB for oom_score_adj 0 [ 50.720272] Free memory is -36524kB above reserved [ 51.730295] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 51.730295] to free 16536kB on behalf of 'syz-executor5' (3019) because [ 51.730295] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 51.730295] Free memory is -36472kB above reserved [ 52.740303] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 52.740303] to free 16536kB on behalf of 'syz-executor2' (3009) because [ 52.740303] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 52.740303] Free memory is -36472kB above reserved [ 52.740315] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 52.740315] to free 16536kB on behalf of 'syz-executor5' (3019) because [ 52.740315] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 52.740315] Free memory is -36472kB above reserved [ 53.750451] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 53.750451] to free 16536kB on behalf of 'syz-execprog' (2062) because [ 53.750451] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 53.750451] Free memory is -36472kB above reserved [ 53.750462] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 53.750462] to free 16536kB on behalf of 'getty' (2050) because [ 53.750462] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 53.750462] Free memory is -36472kB above reserved [ 54.760270] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 54.760270] to free 16536kB on behalf of 'getty' (2051) because [ 54.760270] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 54.760270] Free memory is -36472kB above reserved [ 54.760282] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 54.760282] to free 16536kB on behalf of 'rsyslogd' (1896) because [ 54.760282] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 54.760282] Free memory is -36472kB above reserved [ 55.770355] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 55.770355] to free 16536kB on behalf of 'syz-execprog' (2057) because [ 55.770355] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 55.770355] Free memory is -36472kB above reserved [ 55.770366] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 55.770366] to free 16536kB on behalf of 'syz-executor5' (2085) because [ 55.770366] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 55.770366] Free memory is -36472kB above reserved [ 56.780301] lowmemorykiller: Killing 'syz-executor2' (2981) (tgid 2978), adj 1000, [ 56.780301] to free 16536kB on behalf of 'syz-executor0' (2947) because [ 56.780301] cache 196kB is below limit 6144kB for oom_score_adj 0 [ 56.780301] Free memory is -32008kB above reserved [ 57.270070] syz-executor0: [ 57.273893] oom_reaper: reaped process 3001 (syz-executor0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.324623] syz-executor4: [ 57.324632] vmalloc: allocation failure, allocated 310423552 of 4294971392 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 57.324646] CPU: 0 PID: 3004 Comm: syz-executor4 Not tainted 4.9.154+ #21 [ 57.324651] ffff88010f8cfa08 [ 57.324654] ffffffff81b47411 1ffff10021f19f43 dffffc0000000000 ffffffff82aa97e0 [ 57.324665] 0000000000000000 0000000000400000 ffff88010f8cfb30 ffffffff814fe225 [ 57.324677] 0000000041b58ab3 ffffffff82e3e700 ffffffff81428580Call Trace: [ 57.324697] [] dump_stack+0xc1/0x120 [ 57.324707] [] warn_alloc.cold+0x76/0x93 [ 57.324719] [] ? zone_watermark_ok_safe+0x260/0x260 [ 57.324728] [] ? retint_kernel+0x2d/0x2d [ 57.324737] [] __vmalloc_node_range+0x3ff/0x610 [ 57.324746] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.324753] [] vmalloc+0x5c/0x70 [ 57.324761] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.324768] [] xt_alloc_table_info+0xc8/0x100 [ 57.324778] [] do_ipt_set_ctl+0x22b/0x470 [ 57.324787] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.324795] [] ? mutex_unlock+0x9/0x10 [ 57.324804] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.324811] [] nf_setsockopt+0x6d/0xc0 [ 57.324818] [] ip_setsockopt+0x8a/0xa0 [ 57.324827] [] tcp_setsockopt+0x8a/0xe0 [ 57.324836] [] sock_common_setsockopt+0x9a/0xe0 [ 57.324844] [] SyS_setsockopt+0x159/0x240 [ 57.324851] [] ? SyS_recv+0x40/0x40 [ 57.324861] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.324868] [] ? do_syscall_64+0x4a/0x570 [ 57.324875] [] ? SyS_recv+0x40/0x40 [ 57.324882] [] do_syscall_64+0x1ad/0x570 [ 57.324890] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.324894] Mem-Info: [ 57.324911] active_anon:17698 inactive_anon:42 isolated_anon:0 [ 57.324911] active_file:58 inactive_file:84 isolated_file:5 [ 57.324911] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.324911] slab_reclaimable:3869 slab_unreclaimable:58701 [ 57.324911] mapped:30 shmem:48 pagetables:561 bounce:0 [ 57.324911] free:280 free_pcp:31 free_cma:0 [ 57.324925] Node 0 active_anon:70792kB inactive_anon:168kB active_file:232kB inactive_file:336kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:28 all_unreclaimable? no [ 57.324944] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:16096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.324948] 0 3505 3505Normal free:1120kB min:5580kB low:9168kB high:12756kB active_anon:54696kB inactive_anon:168kB active_file:232kB inactive_file:336kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233996kB kernel_stack:4192kB pagetables:2232kB bounce:0kB free_pcp:124kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.324975] 0 0 0DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 28*4kB (H) 31*8kB (H) 16*16kB (H) 13*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1032kB 202 total pagecache pages [ 57.325061] 0 pages in swap cache [ 57.325065] Swap cache stats: add 0, delete 0, find 0/0 [ 57.325067] Free swap = 0kB [ 57.325069] Total swap = 0kB [ 57.325071] 1965979 pages RAM [ 57.325073] 0 pages HighMem/MovableOnly [ 57.325076] 313623 pages reserved [ 57.355969] oom_reaper: reaped process 3004 (syz-executor4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.580985] syz-executor5 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 57.580994] CPU: 0 PID: 3019 Comm: syz-executor5 Not tainted 4.9.154+ #21 [ 57.581000] ffff8800a0e37730 [ 57.581003] ffffffff81b47411 ffff8800a0e37a88 ffffffff833eef30 00000000000003e8 [ 57.581014] ffff8800a0e37aa0 0000000000000000 ffff8800a0e377b0 ffffffff814fcf8d [ 57.581025] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 57.581044] [] dump_stack+0xc1/0x120 [ 57.581055] [] dump_header.isra.0+0x142/0x74c [ 57.581064] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 57.581073] [] ? ___ratelimit+0x55/0x413 [ 57.581081] [] oom_kill_process.cold+0xd/0xa54 [ 57.581091] [] ? has_capability_noaudit+0x25/0x30 [ 57.581101] [] ? check_preemption_disabled+0x3c/0x200 [ 57.581110] [] ? out_of_memory+0x6bc/0xeb0 [ 57.581117] [] out_of_memory+0x29b/0xeb0 [ 57.581125] [] ? out_of_memory+0x405/0xeb0 [ 57.581133] [] ? oom_killer_disable+0x210/0x210 [ 57.581141] [] ? trace_hardirqs_on+0xd/0x10 [ 57.581150] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 57.581159] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 57.581167] [] ? __switch_to_asm+0x34/0x70 [ 57.581174] [] ? __switch_to_asm+0x40/0x70 [ 57.581201] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 57.581211] [] __vmalloc_node_range+0x25b/0x610 [ 57.581220] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.581227] [] vmalloc+0x5c/0x70 [ 57.581234] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.581242] [] xt_alloc_table_info+0xc8/0x100 [ 57.581252] [] do_ipt_set_ctl+0x22b/0x470 [ 57.581260] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.581268] [] ? mutex_unlock+0x9/0x10 [ 57.581277] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.581284] [] nf_setsockopt+0x6d/0xc0 [ 57.581292] [] ip_setsockopt+0x8a/0xa0 [ 57.581300] [] tcp_setsockopt+0x8a/0xe0 [ 57.581309] [] sock_common_setsockopt+0x9a/0xe0 [ 57.581317] [] SyS_setsockopt+0x159/0x240 [ 57.581324] [] ? SyS_recv+0x40/0x40 [ 57.581334] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.581341] [] ? do_syscall_64+0x4a/0x570 [ 57.581348] [] ? SyS_recv+0x40/0x40 [ 57.581355] [] do_syscall_64+0x1ad/0x570 [ 57.581363] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.581367] Mem-Info: [ 57.581385] active_anon:15748 inactive_anon:42 isolated_anon:0 [ 57.581385] active_file:28 inactive_file:38 isolated_file:5 [ 57.581385] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.581385] slab_reclaimable:3869 slab_unreclaimable:58701 [ 57.581385] mapped:55 shmem:48 pagetables:561 bounce:0 [ 57.581385] free:1390 free_pcp:0 free_cma:0 [ 57.581399] Node 0 active_anon:62992kB inactive_anon:168kB active_file:112kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:220kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.581418] DMA32 free:0kB min:4696kB low:7712kB high:10728kB active_anon:16096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.581422] 0 3505 3505Normal free:5560kB min:5580kB low:9168kB high:12756kB active_anon:46896kB inactive_anon:168kB active_file:112kB inactive_file:152kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233996kB kernel_stack:4192kB pagetables:2232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.581449] 0 0 0DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 86*4kB (UMH) 51*8kB (UMH) 27*16kB (MH) 19*32kB (UMH) 28*64kB (M) 4*128kB (UM) 4*256kB (UM) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 5632kB 202 total pagecache pages [ 57.581559] 0 pages in swap cache [ 57.581563] Swap cache stats: add 0, delete 0, find 0/0 [ 57.581565] Free swap = 0kB [ 57.581567] Total swap = 0kB [ 57.581569] 1965979 pages RAM [ 57.581571] 0 pages HighMem/MovableOnly [ 57.581574] 313623 pages reserved [ 57.581576] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 57.581591] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 57.581601] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 57.581612] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 57.581622] [ 1761] 0 1761 2492 574 8 3 0 0 dhclient [ 57.581632] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 57.581643] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 57.581653] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 57.581664] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 57.581674] [ 1983] 0 1983 12926 1232 26 3 0 0 restorecond [ 57.581685] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 57.581694] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 57.581704] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 57.581714] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 57.581725] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 57.581735] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 57.581746] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 57.581756] [ 2054] 0 2054 17820 196 41 3 0 0 sshd [ 57.581766] [ 2056] 0 2056 33456 1770 28 5 0 0 syz-execprog [ 57.581777] [ 2069] 0 2069 9376 17 4 2 0 0 syz-executor2 [ 57.581787] [ 2071] 0 2071 9376 16 5 2 0 0 syz-executor3 [ 57.581797] [ 2072] 0 2072 9376 17 5 3 0 0 syz-executor2 [ 57.581808] [ 2074] 0 2074 9376 16 5 2 0 0 syz-executor1 [ 57.581818] [ 2075] 0 2075 9376 16 6 3 0 0 syz-executor3 [ 57.581844] [ 2076] 0 2076 9376 15 5 2 0 0 syz-executor4 [ 57.581855] [ 2079] 0 2079 9376 16 5 2 0 0 syz-executor0 [ 57.581869] [ 2080] 0 2080 9376 16 6 3 0 0 syz-executor1 [ 57.581880] [ 2081] 0 2081 9376 15 6 3 0 0 syz-executor4 [ 57.581891] [ 2083] 0 2083 9376 15 5 2 0 0 syz-executor5 [ 57.581902] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 57.581912] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 57.581924] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 57.581936] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 57.581947] [ 2975] 0 2973 9640 2351 16 4 0 1000 syz-executor3 [ 57.581958] [ 2981] 0 2978 9607 4134 15 4 0 1000 syz-executor2 [ 57.581969] [ 2988] 0 2986 9607 4130 16 4 0 1000 syz-executor1 [ 57.581980] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 57.581986] Out of memory: Kill process 2978 (syz-executor2) score 1002 or sacrifice child [ 57.582114] Killed process 2981 (syz-executor2) total-vm:38428kB, anon-rss:16536kB, file-rss:0kB, shmem-rss:0kB [ 57.636986] oom_reaper: reaped process 2981 (syz-executor2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.660833] syz-executor0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 57.660841] CPU: 0 PID: 2947 Comm: syz-executor0 Not tainted 4.9.154+ #21 [ 57.660846] ffff8801d7597730 [ 57.660864] ffffffff81b47411 ffff8801d7597a88 ffffffff833eef30 00000000000003e8 [ 57.660875] ffff8801d7597aa0 0000000000000000 ffff8801d75977b0 ffffffff814fcf8d [ 57.660886] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 57.660906] [] dump_stack+0xc1/0x120 [ 57.660916] [] dump_header.isra.0+0x142/0x74c [ 57.660925] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 57.660934] [] ? ___ratelimit+0x55/0x413 [ 57.660958] [] oom_kill_process.cold+0xd/0xa54 [ 57.660968] [] ? has_capability_noaudit+0x25/0x30 [ 57.660977] [] ? check_preemption_disabled+0x3c/0x200 [ 57.660986] [] ? out_of_memory+0x6bc/0xeb0 [ 57.660994] [] out_of_memory+0x29b/0xeb0 [ 57.661001] [] ? out_of_memory+0x405/0xeb0 [ 57.661010] [] ? oom_killer_disable+0x210/0x210 [ 57.661018] [] ? trace_hardirqs_on+0xd/0x10 [ 57.661027] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 57.661035] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 57.661044] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 57.661052] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 57.661062] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.661070] [] ? retint_kernel+0x2d/0x2d [ 57.661079] [] __vmalloc_node_range+0x25b/0x610 [ 57.661088] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.661095] [] vmalloc+0x5c/0x70 [ 57.661103] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.661110] [] xt_alloc_table_info+0xc8/0x100 [ 57.661120] [] do_ipt_set_ctl+0x22b/0x470 [ 57.661128] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.661136] [] ? mutex_unlock+0x9/0x10 [ 57.661145] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.661152] [] nf_setsockopt+0x6d/0xc0 [ 57.661175] [] ip_setsockopt+0x8a/0xa0 [ 57.661215] [] tcp_setsockopt+0x8a/0xe0 [ 57.661224] [] sock_common_setsockopt+0x9a/0xe0 [ 57.661232] [] SyS_setsockopt+0x159/0x240 [ 57.661239] [] ? SyS_recv+0x40/0x40 [ 57.661249] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.661256] [] ? do_syscall_64+0x4a/0x570 [ 57.661263] [] ? SyS_recv+0x40/0x40 [ 57.661269] [] do_syscall_64+0x1ad/0x570 [ 57.661278] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.661281] Mem-Info: [ 57.661300] active_anon:11648 inactive_anon:42 isolated_anon:0 [ 57.661300] active_file:28 inactive_file:38 isolated_file:5 [ 57.661300] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.661300] slab_reclaimable:3869 slab_unreclaimable:58701 [ 57.661300] mapped:55 shmem:48 pagetables:561 bounce:0 [ 57.661300] free:1648 free_pcp:0 free_cma:0 [ 57.661313] Node 0 active_anon:46592kB inactive_anon:168kB active_file:112kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:220kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.661333] DMA32 free:4992kB min:4696kB low:7712kB high:10728kB active_anon:12196kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.661337] 0 3505 3505Normal free:1600kB min:5580kB low:9168kB high:12756kB active_anon:34396kB inactive_anon:168kB active_file:112kB inactive_file:152kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233996kB kernel_stack:4192kB pagetables:2232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.661364] 0 0 0DMA32: 5*4kB (M) 8*8kB (M) 5*16kB (M) 0*32kB 2*64kB (M) 1*128kB (U) 2*256kB (M) 4*512kB (UM) 2*1024kB (M) 0*2048kB 0*4096kB = 5028kB Normal: 40*4kB (MH) 31*8kB (H) 17*16kB (MH) 13*32kB (H) 1*64kB (M) 2*128kB (M) 1*256kB (M) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1672kB 202 total pagecache pages [ 57.661473] 0 pages in swap cache [ 57.661492] Swap cache stats: add 0, delete 0, find 0/0 [ 57.661494] Free swap = 0kB [ 57.661496] Total swap = 0kB [ 57.661499] 1965979 pages RAM [ 57.661516] 0 pages HighMem/MovableOnly [ 57.661518] 313623 pages reserved [ 57.661521] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 57.661536] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 57.661547] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 57.661558] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 57.661569] [ 1761] 0 1761 2492 574 8 3 0 0 dhclient [ 57.661579] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 57.661590] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 57.661600] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 57.661611] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 57.661622] [ 1983] 0 1983 12926 1232 26 3 0 0 restorecond [ 57.661633] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 57.661643] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 57.661654] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 57.661664] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 57.661675] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 57.661685] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 57.661696] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 57.661722] [ 2054] 0 2054 17820 196 41 3 0 0 sshd [ 57.661732] [ 2056] 0 2056 33456 1770 28 5 0 0 syz-execprog [ 57.661742] [ 2069] 0 2069 9376 17 4 2 0 0 syz-executor2 [ 57.661753] [ 2071] 0 2071 9376 16 5 2 0 0 syz-executor3 [ 57.661779] [ 2072] 0 2072 9376 17 5 3 0 0 syz-executor2 [ 57.661805] [ 2074] 0 2074 9376 16 5 2 0 0 syz-executor1 [ 57.661815] [ 2075] 0 2075 9376 16 6 3 0 0 syz-executor3 [ 57.661825] [ 2076] 0 2076 9376 15 5 2 0 0 syz-executor4 [ 57.661836] [ 2079] 0 2079 9376 16 5 2 0 0 syz-executor0 [ 57.661862] [ 2080] 0 2080 9376 16 6 3 0 0 syz-executor1 [ 57.661873] [ 2081] 0 2081 9376 15 6 3 0 0 syz-executor4 [ 57.661883] [ 2083] 0 2083 9376 15 5 2 0 0 syz-executor5 [ 57.661894] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 57.661905] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 57.661916] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 57.661928] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 57.661939] [ 2975] 0 2973 9640 2351 16 4 0 1000 syz-executor3 [ 57.661950] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 57.661961] [ 2988] 0 2986 9607 4130 16 4 0 1000 syz-executor1 [ 57.661973] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 57.661978] Out of memory: Kill process 2986 (syz-executor1) score 1002 or sacrifice child [ 57.661994] Killed process 2988 (syz-executor1) total-vm:38428kB, anon-rss:16520kB, file-rss:0kB, shmem-rss:0kB [ 57.686452] oom_reaper: reaped process 2988 (syz-executor1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.770748] syz-executor0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 57.770773] CPU: 0 PID: 2947 Comm: syz-executor0 Not tainted 4.9.154+ #21 [ 57.770794] ffff8801d7597730 [ 57.770798] ffffffff81b47411 ffff8801d7597a88 ffffffff833eef30 00000000000003e8 [ 57.770809] ffff8801d7597aa0 0000000000000000 ffff8801d75977b0 ffffffff814fcf8d [ 57.770820] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 57.770855] [] dump_stack+0xc1/0x120 [ 57.770865] [] dump_header.isra.0+0x142/0x74c [ 57.770874] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 57.770883] [] ? ___ratelimit+0x55/0x413 [ 57.770891] [] oom_kill_process.cold+0xd/0xa54 [ 57.770915] [] ? has_capability_noaudit+0x25/0x30 [ 57.770924] [] ? check_preemption_disabled+0x3c/0x200 [ 57.770933] [] ? out_of_memory+0x6bc/0xeb0 [ 57.770941] [] out_of_memory+0x29b/0xeb0 [ 57.770948] [] ? out_of_memory+0x405/0xeb0 [ 57.770956] [] ? oom_killer_disable+0x210/0x210 [ 57.770963] [] ? trace_hardirqs_on+0xd/0x10 [ 57.770971] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 57.770979] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 57.770988] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 57.770995] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 57.771020] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.771027] [] ? retint_kernel+0x2d/0x2d [ 57.771035] [] __vmalloc_node_range+0x25b/0x610 [ 57.771044] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.771050] [] vmalloc+0x5c/0x70 [ 57.771057] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.771063] [] xt_alloc_table_info+0xc8/0x100 [ 57.771072] [] do_ipt_set_ctl+0x22b/0x470 [ 57.771080] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.771087] [] ? mutex_unlock+0x9/0x10 [ 57.771096] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.771103] [] nf_setsockopt+0x6d/0xc0 [ 57.771109] [] ip_setsockopt+0x8a/0xa0 [ 57.771117] [] tcp_setsockopt+0x8a/0xe0 [ 57.771125] [] sock_common_setsockopt+0x9a/0xe0 [ 57.771132] [] SyS_setsockopt+0x159/0x240 [ 57.771139] [] ? SyS_recv+0x40/0x40 [ 57.771148] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.771154] [] ? do_syscall_64+0x4a/0x570 [ 57.771160] [] ? SyS_recv+0x40/0x40 [ 57.771166] [] do_syscall_64+0x1ad/0x570 [ 57.771174] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.771192] Mem-Info: [ 57.771209] active_anon:7523 inactive_anon:42 isolated_anon:0 [ 57.771209] active_file:20 inactive_file:32 isolated_file:5 [ 57.771209] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.771209] slab_reclaimable:3869 slab_unreclaimable:58701 [ 57.771209] mapped:55 shmem:48 pagetables:561 bounce:0 [ 57.771209] free:3422 free_pcp:0 free_cma:0 [ 57.771221] Node 0 active_anon:30092kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:220kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:2 all_unreclaimable? no [ 57.771239] DMA32 free:12540kB min:4696kB low:7712kB high:10728kB active_anon:4196kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.771242] 0 3505 3505Normal free:1148kB min:5580kB low:9168kB high:12756kB active_anon:25896kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233996kB kernel_stack:4192kB pagetables:2232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.771282] 0 0 0DMA32: 9*4kB (UM) 12*8kB (UM) 8*16kB (UM) 4*32kB (U) 4*64kB (UM) 4*128kB (UM) 3*256kB (UM) 3*512kB (UM) 1*1024kB (M) 2*2048kB (U) 1*4096kB (M) = 12676kB Normal: 39*4kB (MH) 35*8kB (MH) 20*16kB (MH) 13*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1172kB 152 total pagecache pages [ 57.771421] 0 pages in swap cache [ 57.771425] Swap cache stats: add 0, delete 0, find 0/0 [ 57.771427] Free swap = 0kB [ 57.771429] Total swap = 0kB [ 57.771432] 1965979 pages RAM [ 57.771434] 0 pages HighMem/MovableOnly [ 57.771436] 313623 pages reserved [ 57.771439] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 57.771453] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 57.771464] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 57.771475] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 57.771486] [ 1761] 0 1761 2492 574 8 3 0 0 dhclient [ 57.771496] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 57.771507] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 57.771518] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 57.771529] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 57.771540] [ 1983] 0 1983 12926 1232 26 3 0 0 restorecond [ 57.771550] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 57.771561] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 57.771571] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 57.771582] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 57.771593] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 57.771603] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 57.771614] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 57.771624] [ 2054] 0 2054 17820 196 41 3 0 0 sshd [ 57.771635] [ 2056] 0 2056 33456 1770 28 5 0 0 syz-execprog [ 57.771646] [ 2069] 0 2069 9376 17 4 2 0 0 syz-executor2 [ 57.771656] [ 2071] 0 2071 9376 16 5 2 0 0 syz-executor3 [ 57.771681] [ 2072] 0 2072 9376 17 5 3 0 0 syz-executor2 [ 57.771692] [ 2074] 0 2074 9376 16 5 2 0 0 syz-executor1 [ 57.771702] [ 2075] 0 2075 9376 16 6 3 0 0 syz-executor3 [ 57.771713] [ 2076] 0 2076 9376 15 5 2 0 0 syz-executor4 [ 57.771723] [ 2079] 0 2079 9376 16 5 2 0 0 syz-executor0 [ 57.771749] [ 2080] 0 2080 9376 16 6 3 0 0 syz-executor1 [ 57.771759] [ 2081] 0 2081 9376 15 6 3 0 0 syz-executor4 [ 57.771769] [ 2083] 0 2083 9376 15 5 2 0 0 syz-executor5 [ 57.771794] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 57.771804] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 57.771830] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 57.771842] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 57.771853] [ 2975] 0 2973 9640 2351 16 4 0 1000 syz-executor3 [ 57.771864] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 57.771875] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 57.771887] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 57.771893] Out of memory: Kill process 2973 (syz-executor3) score 1001 or sacrifice child [ 57.771909] Killed process 2975 (syz-executor3) total-vm:38560kB, anon-rss:9404kB, file-rss:0kB, shmem-rss:0kB [ 57.781786] oom_reaper: reaped process 2975 (syz-executor3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.800754] lowmemorykiller: Killing 'syz-execprog' (2056) (tgid 2056), adj 0, [ 57.800754] to free 7080kB on behalf of 'syz-executor5' (3019) because [ 57.800754] cache 416kB is below limit 6144kB for oom_score_adj 0 [ 57.800754] Free memory is -19160kB above reserved [ 57.816148] oom_reaper: reaped process 2056 (syz-execprog), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 57.835569] syz-executor2: [ 57.835576] vmalloc: allocation failure, allocated 911974400 of 4294971392 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 57.835590] CPU: 1 PID: 2981 Comm: syz-executor2 Not tainted 4.9.154+ #21 [ 57.835596] ffff8801b7b67a08 [ 57.835598] ffffffff81b47411 1ffff10036f6cf43 dffffc0000000000 ffffffff82aa97e0 [ 57.835610] 0000000000000000 0000000000400000 ffff8801b7b67b30 ffffffff814fe225 [ 57.835621] 0000000041b58ab3 ffffffff82e3e700 ffffffff81428580Call Trace: [ 57.835642] [] dump_stack+0xc1/0x120 [ 57.835653] [] warn_alloc.cold+0x76/0x93 [ 57.835663] [] ? zone_watermark_ok_safe+0x260/0x260 [ 57.835672] [] __vmalloc_node_range+0x3ff/0x610 [ 57.835681] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.835695] [] vmalloc+0x5c/0x70 [ 57.835703] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.835710] [] xt_alloc_table_info+0xc8/0x100 [ 57.835720] [] do_ipt_set_ctl+0x22b/0x470 [ 57.835729] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.835737] [] ? mutex_unlock+0x9/0x10 [ 57.835746] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.835754] [] nf_setsockopt+0x6d/0xc0 [ 57.835761] [] ip_setsockopt+0x8a/0xa0 [ 57.835769] [] tcp_setsockopt+0x8a/0xe0 [ 57.835778] [] sock_common_setsockopt+0x9a/0xe0 [ 57.835786] [] SyS_setsockopt+0x159/0x240 [ 57.835793] [] ? SyS_recv+0x40/0x40 [ 57.835803] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.835811] [] ? do_syscall_64+0x4a/0x570 [ 57.835818] [] ? SyS_recv+0x40/0x40 [ 57.835825] [] do_syscall_64+0x1ad/0x570 [ 57.835834] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.835837] Mem-Info: [ 57.835870] active_anon:3298 inactive_anon:42 isolated_anon:0 [ 57.835870] active_file:20 inactive_file:32 isolated_file:5 [ 57.835870] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.835870] slab_reclaimable:3869 slab_unreclaimable:58701 [ 57.835870] mapped:30 shmem:48 pagetables:561 bounce:0 [ 57.835870] free:270 free_pcp:232 free_cma:0 [ 57.835899] Node 0 active_anon:13192kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.835918] DMA32 free:32kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:60kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.835922] 0 3505 3505Normal free:1048kB min:5580kB low:9168kB high:12756kB active_anon:13196kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233996kB kernel_stack:3776kB pagetables:2232kB bounce:0kB free_pcp:868kB local_pcp:196kB free_cma:0kB lowmem_reserve[]: [ 57.835950] 0 0 0DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 28*4kB (H) 31*8kB (H) 15*16kB (H) 14*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1048kB 127 total pagecache pages [ 57.836035] 0 pages in swap cache [ 57.836039] Swap cache stats: add 0, delete 0, find 0/0 [ 57.836041] Free swap = 0kB [ 57.836043] Total swap = 0kB [ 57.836046] 1965979 pages RAM [ 57.836048] 0 pages HighMem/MovableOnly [ 57.836050] 313623 pages reserved [ 57.840661] syz-executor1 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 57.840668] CPU: 0 PID: 3016 Comm: syz-executor1 Not tainted 4.9.154+ #21 [ 57.840672] ffff8800ab8bf730 [ 57.840675] ffffffff81b47411 ffff8800ab8bfa88 ffffffff833eef30 00000000000003e8 [ 57.840699] ffff8800ab8bfaa0 0000000000000000 ffff8800ab8bf7b0 ffffffff814fcf8d [ 57.840709] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 57.840724] [] dump_stack+0xc1/0x120 [ 57.840732] [] dump_header.isra.0+0x142/0x74c [ 57.840740] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 57.840749] [] ? ___ratelimit+0x55/0x413 [ 57.840756] [] oom_kill_process.cold+0xd/0xa54 [ 57.840765] [] ? has_capability_noaudit+0x25/0x30 [ 57.840774] [] ? check_preemption_disabled+0x3c/0x200 [ 57.840797] [] ? out_of_memory+0x6bc/0xeb0 [ 57.840804] [] out_of_memory+0x29b/0xeb0 [ 57.840811] [] ? out_of_memory+0x405/0xeb0 [ 57.840818] [] ? oom_killer_disable+0x210/0x210 [ 57.840825] [] ? trace_hardirqs_on+0xd/0x10 [ 57.840833] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 57.840841] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 57.840849] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 57.840856] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 57.840866] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 57.840888] [] ? retint_kernel+0x2d/0x2d [ 57.840895] [] __vmalloc_node_range+0x25b/0x610 [ 57.840903] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.840909] [] vmalloc+0x5c/0x70 [ 57.840916] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.840923] [] xt_alloc_table_info+0xc8/0x100 [ 57.840931] [] do_ipt_set_ctl+0x22b/0x470 [ 57.840939] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.840961] [] ? mutex_unlock+0x9/0x10 [ 57.840972] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.840979] [] nf_setsockopt+0x6d/0xc0 [ 57.840985] [] ip_setsockopt+0x8a/0xa0 [ 57.840993] [] tcp_setsockopt+0x8a/0xe0 [ 57.841000] [] sock_common_setsockopt+0x9a/0xe0 [ 57.841007] [] SyS_setsockopt+0x159/0x240 [ 57.841014] [] ? SyS_recv+0x40/0x40 [ 57.841022] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.841029] [] ? do_syscall_64+0x4a/0x570 [ 57.841035] [] ? SyS_recv+0x40/0x40 [ 57.841042] [] do_syscall_64+0x1ad/0x570 [ 57.841050] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.841053] Mem-Info: [ 57.841069] active_anon:3298 inactive_anon:42 isolated_anon:0 [ 57.841069] active_file:20 inactive_file:32 isolated_file:5 [ 57.841069] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.841069] slab_reclaimable:3869 slab_unreclaimable:58701 [ 57.841069] mapped:30 shmem:48 pagetables:561 bounce:0 [ 57.841069] free:445 free_pcp:0 free_cma:0 [ 57.841083] Node 0 active_anon:13192kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.841100] DMA32 free:32kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.841104] 0 3505 3505Normal free:1748kB min:5580kB low:9168kB high:12756kB active_anon:13196kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233996kB kernel_stack:3776kB pagetables:2232kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.841131] 0 0 0DMA32: 1*4kB (U) 1*8kB (U) 1*16kB (U) 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 60kB Normal: 131*4kB (MH) 56*8kB (MH) 21*16kB (MH) 15*32kB (MH) 0*64kB 1*128kB (M) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1916kB 127 total pagecache pages [ 57.841286] 0 pages in swap cache [ 57.841290] Swap cache stats: add 0, delete 0, find 0/0 [ 57.841292] Free swap = 0kB [ 57.841294] Total swap = 0kB [ 57.841296] 1965979 pages RAM [ 57.841298] 0 pages HighMem/MovableOnly [ 57.841301] 313623 pages reserved [ 57.841303] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 57.841318] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 57.841329] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 57.841340] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 57.841351] [ 1761] 0 1761 2492 574 8 3 0 0 dhclient [ 57.841361] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 57.841372] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 57.841383] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 57.841394] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 57.841404] [ 1983] 0 1983 12926 1232 26 3 0 0 restorecond [ 57.841415] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 57.841426] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 57.841436] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 57.841447] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 57.841458] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 57.841468] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 57.841479] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 57.841490] [ 2054] 0 2054 17820 196 41 3 0 0 sshd [ 57.841501] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 57.841514] [ 2072] 0 2072 9376 17 5 3 0 0 syz-executor2 [ 57.841525] [ 2075] 0 2075 9376 16 6 3 0 0 syz-executor3 [ 57.841538] [ 2080] 0 2080 9376 16 6 3 0 0 syz-executor1 [ 57.841549] [ 2081] 0 2081 9376 15 6 3 0 0 syz-executor4 [ 57.841560] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 57.841571] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 57.841583] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 57.841595] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 57.841606] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 57.841632] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 57.841643] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 57.841654] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 57.841660] Out of memory: Kill process 1983 (restorecond) score 0 or sacrifice child [ 57.841904] Killed process 1983 (restorecond) total-vm:51704kB, anon-rss:4928kB, file-rss:0kB, shmem-rss:0kB [ 57.875319] syz-executor3 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 57.875327] CPU: 1 PID: 3007 Comm: syz-executor3 Not tainted 4.9.154+ #21 [ 57.875332] ffff880106847730 [ 57.875335] ffffffff81b47411 ffff880106847a88 ffffffff833eef30 00000000000003e8 [ 57.875346] ffff880106847aa0 0000000000000000 ffff8801068477b0 ffffffff814fcf8d [ 57.875357] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 57.875376] [] dump_stack+0xc1/0x120 [ 57.875386] [] dump_header.isra.0+0x142/0x74c [ 57.875395] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 57.875404] [] ? ___ratelimit+0x55/0x413 [ 57.875412] [] oom_kill_process.cold+0xd/0xa54 [ 57.875421] [] ? has_capability_noaudit+0x25/0x30 [ 57.875430] [] ? check_preemption_disabled+0x3c/0x200 [ 57.875439] [] ? out_of_memory+0x6bc/0xeb0 [ 57.875446] [] out_of_memory+0x29b/0xeb0 [ 57.875453] [] ? out_of_memory+0x405/0xeb0 [ 57.875462] [] ? oom_killer_disable+0x210/0x210 [ 57.875469] [] ? trace_hardirqs_on+0xd/0x10 [ 57.875477] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 57.875485] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 57.875494] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 57.875503] [] __vmalloc_node_range+0x25b/0x610 [ 57.875512] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.875519] [] vmalloc+0x5c/0x70 [ 57.875525] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.875532] [] xt_alloc_table_info+0xc8/0x100 [ 57.875541] [] do_ipt_set_ctl+0x22b/0x470 [ 57.875549] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.875572] [] ? mutex_unlock+0x9/0x10 [ 57.875595] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.875602] [] nf_setsockopt+0x6d/0xc0 [ 57.875608] [] ip_setsockopt+0x8a/0xa0 [ 57.875615] [] tcp_setsockopt+0x8a/0xe0 [ 57.875623] [] sock_common_setsockopt+0x9a/0xe0 [ 57.875630] [] SyS_setsockopt+0x159/0x240 [ 57.875637] [] ? SyS_recv+0x40/0x40 [ 57.875645] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.875652] [] ? do_syscall_64+0x4a/0x570 [ 57.875658] [] ? SyS_recv+0x40/0x40 [ 57.875664] [] do_syscall_64+0x1ad/0x570 [ 57.875672] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.875674] Mem-Info: [ 57.875718] active_anon:2073 inactive_anon:42 isolated_anon:0 [ 57.875718] active_file:20 inactive_file:32 isolated_file:5 [ 57.875718] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.875718] slab_reclaimable:3869 slab_unreclaimable:58487 [ 57.875718] mapped:30 shmem:48 pagetables:524 bounce:0 [ 57.875718] free:3031 free_pcp:409 free_cma:0 [ 57.875729] Node 0 active_anon:8292kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.875746] DMA32 free:6632kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:716kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.875750] 0 3505 3505Normal free:5592kB min:5580kB low:9168kB high:12756kB active_anon:8296kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3744kB pagetables:2084kB bounce:0kB free_pcp:896kB local_pcp:240kB free_cma:0kB lowmem_reserve[]: [ 57.875773] 0 0 0DMA32: 51*4kB (U) 51*8kB (U) 48*16kB (U) 50*32kB (U) 49*64kB (U) 3*128kB (U) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6756kB Normal: 122*4kB (UMH) 62*8kB (MH) 26*16kB (UMH) 83*32kB (UMH) 24*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5592kB 127 total pagecache pages [ 57.875860] 0 pages in swap cache [ 57.875864] Swap cache stats: add 0, delete 0, find 0/0 [ 57.875866] Free swap = 0kB [ 57.875867] Total swap = 0kB [ 57.875869] 1965979 pages RAM [ 57.875871] 0 pages HighMem/MovableOnly [ 57.875873] 313623 pages reserved [ 57.875875] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 57.875888] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 57.875898] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 57.875907] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 57.875915] [ 1761] 0 1761 2492 574 8 3 0 0 dhclient [ 57.875924] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 57.875933] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 57.875942] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 57.875951] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 57.875976] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 57.876002] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 57.876011] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 57.876020] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 57.876029] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 57.876037] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 57.876046] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 57.876054] [ 2054] 0 2054 17820 196 41 3 0 0 sshd [ 57.876064] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 57.876075] [ 2072] 0 2072 9376 17 5 3 0 0 syz-executor2 [ 57.876084] [ 2075] 0 2075 9376 16 6 3 0 0 syz-executor3 [ 57.876094] [ 2080] 0 2080 9376 16 6 3 0 0 syz-executor1 [ 57.876103] [ 2081] 0 2081 9376 15 6 3 0 0 syz-executor4 [ 57.876113] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 57.876122] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 57.876131] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 57.876141] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 57.876150] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 57.876159] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 57.876170] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 57.876190] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 57.876195] Out of memory: Kill process 1761 (dhclient) score 0 or sacrifice child [ 57.876235] Killed process 1761 (dhclient) total-vm:9968kB, anon-rss:2296kB, file-rss:0kB, shmem-rss:0kB [ 57.882047] syz-executor3 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 57.882055] CPU: 1 PID: 3007 Comm: syz-executor3 Not tainted 4.9.154+ #21 [ 57.882059] ffff880106847730 [ 57.882062] ffffffff81b47411 ffff880106847a88 ffffffff833eef30 00000000000003e8 [ 57.882073] ffff880106847aa0 0000000000000000 ffff8801068477b0 ffffffff814fcf8d [ 57.882084] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 57.882101] [] dump_stack+0xc1/0x120 [ 57.882110] [] dump_header.isra.0+0x142/0x74c [ 57.882118] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 57.882126] [] ? ___ratelimit+0x55/0x413 [ 57.882134] [] oom_kill_process.cold+0xd/0xa54 [ 57.882143] [] ? has_capability_noaudit+0x25/0x30 [ 57.882152] [] ? check_preemption_disabled+0x3c/0x200 [ 57.882160] [] ? out_of_memory+0x6bc/0xeb0 [ 57.882168] [] out_of_memory+0x29b/0xeb0 [ 57.882186] [] ? out_of_memory+0x405/0xeb0 [ 57.882195] [] ? oom_killer_disable+0x210/0x210 [ 57.882202] [] ? trace_hardirqs_on+0xd/0x10 [ 57.882211] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 57.882220] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 57.882229] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 57.882238] [] __vmalloc_node_range+0x25b/0x610 [ 57.882246] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.882253] [] vmalloc+0x5c/0x70 [ 57.882260] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.882268] [] xt_alloc_table_info+0xc8/0x100 [ 57.882277] [] do_ipt_set_ctl+0x22b/0x470 [ 57.882285] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.882293] [] ? mutex_unlock+0x9/0x10 [ 57.882301] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.882309] [] nf_setsockopt+0x6d/0xc0 [ 57.882316] [] ip_setsockopt+0x8a/0xa0 [ 57.882323] [] tcp_setsockopt+0x8a/0xe0 [ 57.882332] [] sock_common_setsockopt+0x9a/0xe0 [ 57.882339] [] SyS_setsockopt+0x159/0x240 [ 57.882346] [] ? SyS_recv+0x40/0x40 [ 57.882354] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.882360] [] ? do_syscall_64+0x4a/0x570 [ 57.882367] [] ? SyS_recv+0x40/0x40 [ 57.882374] [] do_syscall_64+0x1ad/0x570 [ 57.882383] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.882386] Mem-Info: [ 57.882404] active_anon:1423 inactive_anon:42 isolated_anon:0 [ 57.882404] active_file:20 inactive_file:32 isolated_file:5 [ 57.882404] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.882404] slab_reclaimable:3869 slab_unreclaimable:58487 [ 57.882404] mapped:30 shmem:48 pagetables:487 bounce:0 [ 57.882404] free:4701 free_pcp:537 free_cma:0 [ 57.882418] Node 0 active_anon:5692kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.882437] DMA32 free:13832kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:704kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.882441] 0 3505 3505Normal free:4972kB min:5580kB low:9168kB high:12756kB active_anon:5796kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3744kB pagetables:1936kB bounce:0kB free_pcp:1444kB local_pcp:824kB free_cma:0kB lowmem_reserve[]: [ 57.882469] 0 0 0DMA32: 106*4kB (U) 107*8kB (U) 104*16kB (U) 106*32kB (U) 103*64kB (U) 3*128kB (U) 2*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13824kB Normal: 341*4kB (MH) 89*8kB (UMH) 35*16kB (MH) 61*32kB (MH) 6*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 4972kB 127 total pagecache pages [ 57.882573] 0 pages in swap cache [ 57.882577] Swap cache stats: add 0, delete 0, find 0/0 [ 57.882580] Free swap = 0kB [ 57.882597] Total swap = 0kB [ 57.882599] 1965979 pages RAM [ 57.882601] 0 pages HighMem/MovableOnly [ 57.882603] 313623 pages reserved [ 57.882606] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 57.882620] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 57.882630] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 57.882641] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 57.882652] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 57.882662] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 57.882673] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 57.882684] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 57.882702] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 57.882713] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 57.882723] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 57.882733] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 57.882743] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 57.882754] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 57.882764] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 57.882774] [ 2054] 0 2054 17820 196 41 3 0 0 sshd [ 57.882785] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 57.882799] [ 2075] 0 2075 9376 16 6 3 0 0 syz-executor3 [ 57.882814] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 57.882825] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 57.882836] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 57.882847] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 57.882858] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 57.882869] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 57.882880] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 57.882890] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 57.882896] Out of memory: Kill process 2054 (sshd) score 0 or sacrifice child [ 57.882950] Killed process 2054 (sshd) total-vm:71280kB, anon-rss:780kB, file-rss:0kB, shmem-rss:4kB [ 57.903422] syz-executor3: [ 57.903430] vmalloc: allocation failure, allocated 930488320 of 4294971392 bytes, mode:0x24000c2(GFP_KERNEL|__GFP_HIGHMEM) [ 57.903443] CPU: 1 PID: 2975 Comm: syz-executor3 Not tainted 4.9.154+ #21 [ 57.903447] ffff8801bc84fa08 [ 57.903450] ffffffff81b47411 1ffff10037909f43 dffffc0000000000 ffffffff82aa97e0 [ 57.903462] 0000000000000000 0000000000400000 ffff8801bc84fb30 ffffffff814fe225 [ 57.903473] 0000000041b58ab3 ffffffff82e3e700 ffffffff81428580Call Trace: [ 57.903492] [] dump_stack+0xc1/0x120 [ 57.903502] [] warn_alloc.cold+0x76/0x93 [ 57.903513] [] ? zone_watermark_ok_safe+0x260/0x260 [ 57.903522] [] __vmalloc_node_range+0x3ff/0x610 [ 57.903531] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.903538] [] vmalloc+0x5c/0x70 [ 57.903545] [] ? xt_alloc_table_info+0xc8/0x100 [ 57.903553] [] xt_alloc_table_info+0xc8/0x100 [ 57.903562] [] do_ipt_set_ctl+0x22b/0x470 [ 57.903571] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 57.903579] [] ? mutex_unlock+0x9/0x10 [ 57.903588] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 57.903596] [] nf_setsockopt+0x6d/0xc0 [ 57.903603] [] ip_setsockopt+0x8a/0xa0 [ 57.903611] [] tcp_setsockopt+0x8a/0xe0 [ 57.903620] [] sock_common_setsockopt+0x9a/0xe0 [ 57.903627] [] SyS_setsockopt+0x159/0x240 [ 57.903634] [] ? SyS_recv+0x40/0x40 [ 57.903644] [] ? SyS_clock_gettime+0x118/0x1f0 [ 57.903651] [] ? do_syscall_64+0x4a/0x570 [ 57.903658] [] ? SyS_recv+0x40/0x40 [ 57.903665] [] do_syscall_64+0x1ad/0x570 [ 57.903674] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 57.903677] Mem-Info: [ 57.903716] active_anon:1223 inactive_anon:42 isolated_anon:0 [ 57.903716] active_file:20 inactive_file:32 isolated_file:5 [ 57.903716] unevictable:0 dirty:0 writeback:0 unstable:0 [ 57.903716] slab_reclaimable:3869 slab_unreclaimable:58487 [ 57.903716] mapped:30 shmem:48 pagetables:450 bounce:0 [ 57.903716] free:288 free_pcp:47 free_cma:0 [ 57.903729] Node 0 active_anon:4892kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 57.903748] DMA32 free:20kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:104kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 57.903751] 0 3505 3505Normal free:1132kB min:5580kB low:9168kB high:12756kB active_anon:4896kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3744kB pagetables:1788kB bounce:0kB free_pcp:84kB local_pcp:84kB free_cma:0kB lowmem_reserve[]: [ 57.903778] 0 0 0DMA32: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Normal: 32*4kB (H) 33*8kB (H) 14*16kB (H) 15*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1096kB 127 total pagecache pages [ 57.903891] 0 pages in swap cache [ 57.903895] Swap cache stats: add 0, delete 0, find 0/0 [ 57.903897] Free swap = 0kB [ 57.903899] Total swap = 0kB [ 57.903902] 1965979 pages RAM [ 57.903904] 0 pages HighMem/MovableOnly [ 57.903906] 313623 pages reserved [ 58.020487] syz-executor0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 58.020497] CPU: 0 PID: 2947 Comm: syz-executor0 Not tainted 4.9.154+ #21 [ 58.020503] ffff8801d7597730 [ 58.020506] ffffffff81b47411 ffff8801d7597a88 ffffffff833eef30 00000000000003e8 [ 58.020518] ffff8801d7597aa0 0000000000000000 ffff8801d75977b0 ffffffff814fcf8d [ 58.020528] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 58.020548] [] dump_stack+0xc1/0x120 [ 58.020559] [] dump_header.isra.0+0x142/0x74c [ 58.020567] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 58.020576] [] ? ___ratelimit+0x55/0x413 [ 58.020584] [] oom_kill_process.cold+0xd/0xa54 [ 58.020593] [] ? has_capability_noaudit+0x25/0x30 [ 58.020603] [] ? check_preemption_disabled+0x3c/0x200 [ 58.020613] [] ? out_of_memory+0x6bc/0xeb0 [ 58.020621] [] out_of_memory+0x29b/0xeb0 [ 58.020628] [] ? out_of_memory+0x405/0xeb0 [ 58.020637] [] ? oom_killer_disable+0x210/0x210 [ 58.020645] [] ? trace_hardirqs_on+0xd/0x10 [ 58.020653] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 58.020661] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 58.020670] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 58.020677] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 58.020687] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.020695] [] ? retint_kernel+0x2d/0x2d [ 58.020703] [] __vmalloc_node_range+0x25b/0x610 [ 58.020712] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.020718] [] vmalloc+0x5c/0x70 [ 58.020725] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.020732] [] xt_alloc_table_info+0xc8/0x100 [ 58.020742] [] do_ipt_set_ctl+0x22b/0x470 [ 58.020751] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 58.020759] [] ? mutex_unlock+0x9/0x10 [ 58.020768] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 58.020776] [] nf_setsockopt+0x6d/0xc0 [ 58.020783] [] ip_setsockopt+0x8a/0xa0 [ 58.020791] [] tcp_setsockopt+0x8a/0xe0 [ 58.020800] [] sock_common_setsockopt+0x9a/0xe0 [ 58.020808] [] SyS_setsockopt+0x159/0x240 [ 58.020815] [] ? SyS_recv+0x40/0x40 [ 58.020824] [] ? SyS_clock_gettime+0x118/0x1f0 [ 58.020831] [] ? do_syscall_64+0x4a/0x570 [ 58.020839] [] ? SyS_recv+0x40/0x40 [ 58.020845] [] do_syscall_64+0x1ad/0x570 [ 58.020854] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 58.020858] Mem-Info: [ 58.020881] active_anon:1223 inactive_anon:42 isolated_anon:0 [ 58.020881] active_file:20 inactive_file:32 isolated_file:5 [ 58.020881] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.020881] slab_reclaimable:3869 slab_unreclaimable:58487 [ 58.020881] mapped:30 shmem:48 pagetables:450 bounce:0 [ 58.020881] free:4982 free_pcp:0 free_cma:0 [ 58.020895] Node 0 active_anon:4892kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 58.020914] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 58.020918] 0 3505 3505Normal free:1228kB min:5580kB low:9168kB high:12756kB active_anon:4896kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3712kB pagetables:1788kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 58.020946] 0 0 0DMA32: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 148*64kB (U) 28*128kB (U) 22*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18700kB Normal: 59*4kB (UMH) 35*8kB (MH) 14*16kB (H) 15*32kB (H) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1220kB 127 total pagecache pages [ 58.021044] 0 pages in swap cache [ 58.021048] Swap cache stats: add 0, delete 0, find 0/0 [ 58.021051] Free swap = 0kB [ 58.021053] Total swap = 0kB [ 58.021055] 1965979 pages RAM [ 58.021057] 0 pages HighMem/MovableOnly [ 58.021060] 313623 pages reserved [ 58.021062] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 58.021077] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 58.021088] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 58.021099] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 58.021111] [ 1892] 0 1892 14231 107 24 3 0 0 rsyslogd [ 58.021122] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 58.021133] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 58.021143] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 58.021155] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 58.021166] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 58.021194] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 58.021206] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 58.021216] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 58.021227] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 58.021238] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 58.021251] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 58.021271] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 58.021282] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 58.021293] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 58.021305] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 58.021316] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 58.021327] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 58.021339] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 58.021350] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 58.021356] Out of memory: Kill process 1892 (rsyslogd) score 0 or sacrifice child [ 58.021409] Killed process 1892 (rsyslogd) total-vm:56924kB, anon-rss:428kB, file-rss:0kB, shmem-rss:0kB [ 58.041502] oom_reaper: reaped process 1892 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.043312] syz-executor4 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 58.043320] CPU: 0 PID: 2963 Comm: syz-executor4 Not tainted 4.9.154+ #21 [ 58.043326] ffff8801bfa8f730 [ 58.043328] ffffffff81b47411 ffff8801bfa8fa88 ffffffff833eef30 00000000000003e8 [ 58.043339] ffff8801bfa8faa0 0000000000000000 ffff8801bfa8f7b0 ffffffff814fcf8d [ 58.043349] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 58.043369] [] dump_stack+0xc1/0x120 [ 58.043379] [] dump_header.isra.0+0x142/0x74c [ 58.043388] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 58.043397] [] ? ___ratelimit+0x55/0x413 [ 58.043405] [] oom_kill_process.cold+0xd/0xa54 [ 58.043414] [] ? has_capability_noaudit+0x25/0x30 [ 58.043424] [] ? check_preemption_disabled+0x3c/0x200 [ 58.043433] [] ? out_of_memory+0x6bc/0xeb0 [ 58.043441] [] out_of_memory+0x29b/0xeb0 [ 58.043448] [] ? out_of_memory+0x405/0xeb0 [ 58.043456] [] ? oom_killer_disable+0x210/0x210 [ 58.043463] [] ? trace_hardirqs_on+0xd/0x10 [ 58.043472] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 58.043480] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 58.043487] [] ? __switch_to_asm+0x34/0x70 [ 58.043494] [] ? __switch_to_asm+0x40/0x70 [ 58.043503] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 58.043511] [] ? check_preemption_disabled+0x3c/0x200 [ 58.043520] [] __vmalloc_node_range+0x25b/0x610 [ 58.043528] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.043535] [] vmalloc+0x5c/0x70 [ 58.043542] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.043549] [] xt_alloc_table_info+0xc8/0x100 [ 58.043558] [] do_ipt_set_ctl+0x22b/0x470 [ 58.043567] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 58.043574] [] ? mutex_unlock+0x9/0x10 [ 58.043582] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 58.043589] [] nf_setsockopt+0x6d/0xc0 [ 58.043596] [] ip_setsockopt+0x8a/0xa0 [ 58.043604] [] tcp_setsockopt+0x8a/0xe0 [ 58.043612] [] sock_common_setsockopt+0x9a/0xe0 [ 58.043619] [] SyS_setsockopt+0x159/0x240 [ 58.043626] [] ? SyS_recv+0x40/0x40 [ 58.043634] [] ? SyS_clock_gettime+0x118/0x1f0 [ 58.043641] [] ? do_syscall_64+0x4a/0x570 [ 58.043647] [] ? SyS_recv+0x40/0x40 [ 58.043654] [] do_syscall_64+0x1ad/0x570 [ 58.043662] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 58.043665] Mem-Info: [ 58.043681] active_anon:1073 inactive_anon:42 isolated_anon:0 [ 58.043681] active_file:20 inactive_file:32 isolated_file:5 [ 58.043681] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.043681] slab_reclaimable:3869 slab_unreclaimable:58487 [ 58.043681] mapped:30 shmem:48 pagetables:450 bounce:0 [ 58.043681] free:4982 free_pcp:160 free_cma:0 [ 58.043694] Node 0 active_anon:4292kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 58.043712] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 58.043715] 0 3505 3505Normal free:1228kB min:5580kB low:9168kB high:12756kB active_anon:4296kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3616kB pagetables:1788kB bounce:0kB free_pcp:640kB local_pcp:640kB free_cma:0kB lowmem_reserve[]: [ 58.043742] 0 0 0DMA32: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 148*64kB (U) 28*128kB (U) 22*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18700kB Normal: 59*4kB (UMH) 35*8kB (MH) 14*16kB (H) 18*32kB (UH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1316kB 127 total pagecache pages [ 58.043840] 0 pages in swap cache [ 58.043844] Swap cache stats: add 0, delete 0, find 0/0 [ 58.043846] Free swap = 0kB [ 58.043848] Total swap = 0kB [ 58.043850] 1965979 pages RAM [ 58.043852] 0 pages HighMem/MovableOnly [ 58.043854] 313623 pages reserved [ 58.043857] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 58.043871] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 58.043881] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 58.043892] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 58.043904] [ 1896] 0 1892 14231 0 24 3 0 0 rsyslogd [ 58.043914] [ 1947] 0 1947 4724 50 14 3 0 0 cron [ 58.043923] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 58.043933] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 58.043944] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 58.043954] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 58.043964] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 58.043974] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 58.043983] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 58.043993] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 58.044003] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 58.044014] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 58.044033] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 58.044043] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 58.044054] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 58.044064] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 58.044075] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 58.044085] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 58.044096] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 58.044107] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 58.044112] Out of memory: Kill process 1947 (cron) score 0 or sacrifice child [ 58.044145] Killed process 1947 (cron) total-vm:18896kB, anon-rss:196kB, file-rss:4kB, shmem-rss:0kB [ 58.049637] oom_reaper: reaped process 1947 (cron), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.051448] syz-executor4 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 58.051455] CPU: 0 PID: 2963 Comm: syz-executor4 Not tainted 4.9.154+ #21 [ 58.051459] ffff8801bfa8f730 [ 58.051461] ffffffff81b47411 ffff8801bfa8fa88 ffffffff833eef30 00000000000003e8 [ 58.051472] ffff8801bfa8faa0 0000000000000000 ffff8801bfa8f7b0 ffffffff814fcf8d [ 58.051482] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 58.051497] [] dump_stack+0xc1/0x120 [ 58.051505] [] dump_header.isra.0+0x142/0x74c [ 58.051513] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 58.051520] [] ? ___ratelimit+0x55/0x413 [ 58.051528] [] oom_kill_process.cold+0xd/0xa54 [ 58.051536] [] ? has_capability_noaudit+0x25/0x30 [ 58.051544] [] ? check_preemption_disabled+0x3c/0x200 [ 58.051551] [] ? out_of_memory+0x6bc/0xeb0 [ 58.051559] [] out_of_memory+0x29b/0xeb0 [ 58.051566] [] ? out_of_memory+0x405/0xeb0 [ 58.051574] [] ? oom_killer_disable+0x210/0x210 [ 58.051581] [] ? trace_hardirqs_on+0xd/0x10 [ 58.051589] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 58.051597] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 58.051604] [] ? __switch_to_asm+0x34/0x70 [ 58.051611] [] ? __switch_to_asm+0x40/0x70 [ 58.051620] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 58.051628] [] ? check_preemption_disabled+0x3c/0x200 [ 58.051636] [] __vmalloc_node_range+0x25b/0x610 [ 58.051643] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.051650] [] vmalloc+0x5c/0x70 [ 58.051657] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.051664] [] xt_alloc_table_info+0xc8/0x100 [ 58.051672] [] do_ipt_set_ctl+0x22b/0x470 [ 58.051680] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 58.051687] [] ? mutex_unlock+0x9/0x10 [ 58.051695] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 58.051702] [] nf_setsockopt+0x6d/0xc0 [ 58.051708] [] ip_setsockopt+0x8a/0xa0 [ 58.051715] [] tcp_setsockopt+0x8a/0xe0 [ 58.051723] [] sock_common_setsockopt+0x9a/0xe0 [ 58.051730] [] SyS_setsockopt+0x159/0x240 [ 58.051737] [] ? SyS_recv+0x40/0x40 [ 58.051745] [] ? SyS_clock_gettime+0x118/0x1f0 [ 58.051751] [] ? do_syscall_64+0x4a/0x570 [ 58.051758] [] ? SyS_recv+0x40/0x40 [ 58.051764] [] do_syscall_64+0x1ad/0x570 [ 58.051772] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 58.051775] Mem-Info: [ 58.051791] active_anon:1023 inactive_anon:42 isolated_anon:0 [ 58.051791] active_file:20 inactive_file:32 isolated_file:5 [ 58.051791] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.051791] slab_reclaimable:3869 slab_unreclaimable:58487 [ 58.051791] mapped:30 shmem:48 pagetables:450 bounce:0 [ 58.051791] free:5007 free_pcp:180 free_cma:0 [ 58.051804] Node 0 active_anon:4092kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 58.051822] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 58.051825] 0 3505 3505Normal free:1328kB min:5580kB low:9168kB high:12756kB active_anon:4096kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3616kB pagetables:1788kB bounce:0kB free_pcp:720kB local_pcp:720kB free_cma:0kB lowmem_reserve[]: [ 58.051851] 0 0 0DMA32: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 148*64kB (U) 28*128kB (U) 22*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18700kB Normal: 86*4kB (UMH) 37*8kB (MH) 14*16kB (H) 18*32kB (UH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1440kB 127 total pagecache pages [ 58.051943] 0 pages in swap cache [ 58.051946] Swap cache stats: add 0, delete 0, find 0/0 [ 58.051949] Free swap = 0kB [ 58.051950] Total swap = 0kB [ 58.051953] 1965979 pages RAM [ 58.051955] 0 pages HighMem/MovableOnly [ 58.051957] 313623 pages reserved [ 58.051959] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 58.051973] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 58.051983] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 58.051993] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 58.052004] [ 1896] 0 1892 14231 0 24 3 0 0 rsyslogd [ 58.052014] [ 1947] 0 1947 4724 0 14 3 0 0 cron [ 58.052024] [ 1951] 0 1951 3735 45 11 3 0 0 mcstransd [ 58.052034] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 58.052044] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 58.052054] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 58.052064] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 58.052074] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 58.052084] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 58.052094] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 58.052103] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 58.052115] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 58.052134] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 58.052159] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 58.052169] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 58.052208] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 58.052220] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 58.052231] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 58.052242] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 58.052252] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 58.052257] Out of memory: Kill process 1951 (mcstransd) score 0 or sacrifice child [ 58.052281] Killed process 1951 (mcstransd) total-vm:14940kB, anon-rss:180kB, file-rss:0kB, shmem-rss:0kB [ 58.052583] oom_reaper: reaped process 1951 (mcstransd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.054235] syz-executor4 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 58.054242] CPU: 0 PID: 2963 Comm: syz-executor4 Not tainted 4.9.154+ #21 [ 58.054246] ffff8801bfa8f730 [ 58.054249] ffffffff81b47411 ffff8801bfa8fa88 ffffffff833eef30 00000000000003e8 [ 58.054260] ffff8801bfa8faa0 0000000000000000 ffff8801bfa8f7b0 ffffffff814fcf8d [ 58.054271] 0000000000000000 00000000000003e8 ffffffff82815bb5Call Trace: [ 58.054286] [] dump_stack+0xc1/0x120 [ 58.054294] [] dump_header.isra.0+0x142/0x74c [ 58.054302] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 58.054310] [] ? ___ratelimit+0x55/0x413 [ 58.054318] [] oom_kill_process.cold+0xd/0xa54 [ 58.054326] [] ? has_capability_noaudit+0x25/0x30 [ 58.054334] [] ? check_preemption_disabled+0x3c/0x200 [ 58.054342] [] ? out_of_memory+0x6bc/0xeb0 [ 58.054349] [] out_of_memory+0x29b/0xeb0 [ 58.054357] [] ? out_of_memory+0x405/0xeb0 [ 58.054365] [] ? oom_killer_disable+0x210/0x210 [ 58.054371] [] ? trace_hardirqs_on+0xd/0x10 [ 58.054380] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 58.054388] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 58.054395] [] ? __switch_to_asm+0x34/0x70 [ 58.054402] [] ? __switch_to_asm+0x40/0x70 [ 58.054411] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 58.054420] [] ? check_preemption_disabled+0x3c/0x200 [ 58.054427] [] __vmalloc_node_range+0x25b/0x610 [ 58.054435] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.054441] [] vmalloc+0x5c/0x70 [ 58.054449] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.054456] [] xt_alloc_table_info+0xc8/0x100 [ 58.054464] [] do_ipt_set_ctl+0x22b/0x470 [ 58.054472] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 58.054479] [] ? mutex_unlock+0x9/0x10 [ 58.054487] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 58.054495] [] nf_setsockopt+0x6d/0xc0 [ 58.054501] [] ip_setsockopt+0x8a/0xa0 [ 58.054508] [] tcp_setsockopt+0x8a/0xe0 [ 58.054516] [] sock_common_setsockopt+0x9a/0xe0 [ 58.054523] [] SyS_setsockopt+0x159/0x240 [ 58.054530] [] ? SyS_recv+0x40/0x40 [ 58.054537] [] ? SyS_clock_gettime+0x118/0x1f0 [ 58.054544] [] ? do_syscall_64+0x4a/0x570 [ 58.054551] [] ? SyS_recv+0x40/0x40 [ 58.054557] [] do_syscall_64+0x1ad/0x570 [ 58.054565] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 58.054568] Mem-Info: [ 58.054584] active_anon:973 inactive_anon:42 isolated_anon:0 [ 58.054584] active_file:20 inactive_file:32 isolated_file:5 [ 58.054584] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.054584] slab_reclaimable:3869 slab_unreclaimable:58487 [ 58.054584] mapped:30 shmem:48 pagetables:450 bounce:0 [ 58.054584] free:5057 free_pcp:165 free_cma:0 [ 58.054598] Node 0 active_anon:3892kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 58.054615] DMA32 free:18700kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 58.054618] 0 3505 3505Normal free:1528kB min:5580kB low:9168kB high:12756kB active_anon:3896kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3616kB pagetables:1788kB bounce:0kB free_pcp:660kB local_pcp:660kB free_cma:0kB lowmem_reserve[]: [ 58.054645] 0 0 0DMA32: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 148*64kB (U) 28*128kB (U) 22*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 18700kB Normal: 110*4kB (UMH) 56*8kB (MH) 14*16kB (H) 18*32kB (UH) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1688kB 127 total pagecache pages [ 58.054736] 0 pages in swap cache [ 58.054740] Swap cache stats: add 0, delete 0, find 0/0 [ 58.054742] Free swap = 0kB [ 58.054744] Total swap = 0kB [ 58.054746] 1965979 pages RAM [ 58.054748] 0 pages HighMem/MovableOnly [ 58.054750] 313623 pages reserved [ 58.054752] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 58.054766] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 58.054776] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 58.054786] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 58.054798] [ 1896] 0 1892 14231 0 24 3 0 0 rsyslogd [ 58.054808] [ 1947] 0 1947 4724 0 14 3 0 0 cron [ 58.054818] [ 1951] 0 1951 3735 0 11 3 0 0 mcstransd [ 58.054828] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 58.054839] [ 2023] 0 2023 3648 39 12 3 0 0 getty [ 58.054849] [ 2048] 0 2048 3648 41 13 3 0 0 getty [ 58.054859] [ 2049] 0 2049 3648 44 13 3 0 0 getty [ 58.054869] [ 2050] 0 2050 3648 41 12 3 0 0 getty [ 58.054878] [ 2051] 0 2051 3648 42 13 3 0 0 getty [ 58.054888] [ 2052] 0 2052 3648 40 13 3 0 0 getty [ 58.054898] [ 2053] 0 2053 3648 41 13 3 0 0 getty [ 58.054910] [ 2057] 0 2056 33456 0 28 5 0 0 syz-execprog [ 58.054928] [ 2084] 0 2084 9376 16 6 3 0 0 syz-executor0 [ 58.054938] [ 2085] 0 2085 9376 15 6 3 0 0 syz-executor5 [ 58.054949] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 58.054959] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 58.054971] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 58.054981] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 58.054992] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 58.055003] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 58.055007] Out of memory: Kill process 2049 (getty) score 0 or sacrifice child [ 58.055020] Killed process 2049 (getty) total-vm:14592kB, anon-rss:172kB, file-rss:4kB, shmem-rss:0kB [ 58.066650] oom_reaper: reaped process 2049 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.068402] Out of memory: Kill process 2051 (getty) score 0 or sacrifice child [ 58.068415] Killed process 2051 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:0kB, shmem-rss:0kB [ 58.069257] oom_reaper: reaped process 2051 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.070877] Out of memory: Kill process 2048 (getty) score 0 or sacrifice child [ 58.071034] Killed process 2048 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:0kB, shmem-rss:0kB [ 58.072736] oom_reaper: reaped process 2048 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.104705] oom_reaper: reaped process 2085 (syz-executor5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.106656] Out of memory: Kill process 2053 (getty) score 0 or sacrifice child [ 58.106669] Killed process 2053 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:0kB, shmem-rss:0kB [ 58.110788] oom_reaper: reaped process 2053 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.111697] Out of memory: Kill process 2050 (getty) score 0 or sacrifice child [ 58.111840] Killed process 2050 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:0kB, shmem-rss:0kB [ 58.150476] oom_reaper: reaped process 2050 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.150583] oom_reaper: reaped process 2050 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.151537] Out of memory: Kill process 2052 (getty) score 0 or sacrifice child [ 58.151554] Killed process 2052 (getty) total-vm:14592kB, anon-rss:160kB, file-rss:0kB, shmem-rss:0kB [ 58.161353] oom_reaper: reaped process 2052 (getty), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 58.163546] Out of memory: Kill process 2023 (getty) score 0 or sacrifice child [ 58.163577] Killed process 2023 (getty) total-vm:14592kB, anon-rss:152kB, file-rss:4kB, shmem-rss:0kB [ 58.165329] syz-executor1 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 58.165338] CPU: 1 PID: 3016 Comm: syz-executor1 Not tainted 4.9.154+ #21 [ 58.165343] ffff8800ab8bf7d8 [ 58.165347] ffffffff81b47411 ffff8800ab8bfa88 ffffffff833eef30 00000000000003e8 [ 58.165358] ffff8800ab8bfaa0 0000000000000000 ffff8800ab8bf858 ffffffff814fcf8d [ 58.165369] 0000000000000000 00000000000003e8 ffff8801d751cfe8Call Trace: [ 58.165390] [] dump_stack+0xc1/0x120 [ 58.165400] [] dump_header.isra.0+0x142/0x74c [ 58.165410] [] ? out_of_memory+0x6bc/0xeb0 [ 58.165418] [] out_of_memory.cold+0xd/0x5d [ 58.165426] [] ? out_of_memory+0x405/0xeb0 [ 58.165434] [] ? oom_killer_disable+0x210/0x210 [ 58.165442] [] ? trace_hardirqs_on+0xd/0x10 [ 58.165451] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 58.165460] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 58.165469] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 58.165477] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 58.165487] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.165497] [] ? retint_kernel+0x2d/0x2d [ 58.165506] [] __vmalloc_node_range+0x25b/0x610 [ 58.165515] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.165522] [] vmalloc+0x5c/0x70 [ 58.165530] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.165537] [] xt_alloc_table_info+0xc8/0x100 [ 58.165547] [] do_ipt_set_ctl+0x22b/0x470 [ 58.165556] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 58.165564] [] ? mutex_unlock+0x9/0x10 [ 58.165573] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 58.165581] [] nf_setsockopt+0x6d/0xc0 [ 58.165588] [] ip_setsockopt+0x8a/0xa0 [ 58.165596] [] tcp_setsockopt+0x8a/0xe0 [ 58.165606] [] sock_common_setsockopt+0x9a/0xe0 [ 58.165613] [] SyS_setsockopt+0x159/0x240 [ 58.165621] [] ? SyS_recv+0x40/0x40 [ 58.165630] [] ? SyS_clock_gettime+0x118/0x1f0 [ 58.165638] [] ? do_syscall_64+0x4a/0x570 [ 58.165644] [] ? SyS_recv+0x40/0x40 [ 58.165651] [] do_syscall_64+0x1ad/0x570 [ 58.165660] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 58.165663] Mem-Info: [ 58.165681] active_anon:648 inactive_anon:42 isolated_anon:0 [ 58.165681] active_file:20 inactive_file:23 isolated_file:5 [ 58.165681] unevictable:0 dirty:0 writeback:0 unstable:0 [ 58.165681] slab_reclaimable:3869 slab_unreclaimable:58487 [ 58.165681] mapped:30 shmem:48 pagetables:302 bounce:0 [ 58.165681] free:2812 free_pcp:238 free_cma:0 [ 58.165703] Node 0 active_anon:2592kB inactive_anon:168kB active_file:80kB inactive_file:92kB unevictable:0kB isolated(anon):0kB isolated(file):20kB mapped:120kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 58.165723] DMA32 free:9520kB min:4696kB low:7712kB high:10728kB active_anon:96kB inactive_anon:0kB active_file:0kB inactive_file:100kB unevictable:0kB writepending:0kB present:3145324kB managed:3020108kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:808kB kernel_stack:64kB pagetables:12kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: [ 58.165727] 0 3505 3505Normal free:1728kB min:5580kB low:9168kB high:12756kB active_anon:2596kB inactive_anon:168kB active_file:80kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:15476kB slab_unreclaimable:233140kB kernel_stack:3328kB pagetables:1196kB bounce:0kB free_pcp:952kB local_pcp:712kB free_cma:0kB lowmem_reserve[]: [ 58.165756] 0 0 0DMA32: 2*4kB (UM) 2*8kB (U) 2*16kB (UM) 3*32kB (UM) 3*64kB (UM) 16*128kB (UM) 28*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 9560kB Normal: 45*4kB (UMH) 38*8kB (UMH) 33*16kB (UMH) 21*32kB (UH) 2*64kB (MH) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 1812kB 102 total pagecache pages [ 58.165861] 0 pages in swap cache [ 58.165866] Swap cache stats: add 0, delete 0, find 0/0 [ 58.165868] Free swap = 0kB [ 58.165870] Total swap = 0kB [ 58.165873] 1965979 pages RAM [ 58.165875] 0 pages HighMem/MovableOnly [ 58.165877] 313623 pages reserved [ 58.165880] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 58.165895] [ 470] 0 470 5379 182 16 3 0 -1000 udevd [ 58.165906] [ 591] 0 591 5377 180 15 3 0 -1000 udevd [ 58.165917] [ 592] 0 592 5378 180 15 3 0 -1000 udevd [ 58.165930] [ 1975] 0 1975 12489 152 28 3 0 -1000 sshd [ 58.165942] [ 2052] 0 2052 3648 0 13 3 0 0 getty [ 58.165950] [ 2053] 0 2053 3648 0 13 3 0 0 getty [ 58.165969] [ 2947] 0 2943 9574 0 16 4 0 1000 syz-executor0 [ 58.165978] [ 2963] 0 2961 9574 0 15 4 0 1000 syz-executor4 [ 58.165987] [ 2975] 0 2973 9640 0 16 4 0 1000 syz-executor3 [ 58.165996] [ 2981] 0 2978 9607 0 15 4 0 1000 syz-executor2 [ 58.166020] [ 2988] 0 2986 9607 0 16 4 0 1000 syz-executor1 [ 58.166044] [ 2994] 0 2993 9607 0 15 4 0 1000 syz-executor5 [ 58.166048] Kernel panic - not syncing: Out of memory and no killable processes... [ 58.166048] [ 58.166053] CPU: 1 PID: 3016 Comm: syz-executor1 Not tainted 4.9.154+ #21 [ 58.166056] ffff8800ab8bf778 [ 58.166058] ffffffff81b47411 0000000000000000 ffffffff82a96ec0 00000000ffffffff [ 58.166066] 0000000000000001 ffffffff8302d180 ffff8800ab8bf858 ffffffff813f725a [ 58.166074] 0000000041b58ab3 ffffffff82e35b02 ffffffff813f7081Call Trace: [ 58.166087] [] dump_stack+0xc1/0x120 [ 58.166094] [] panic+0x1d9/0x3bd [ 58.166099] [] ? add_taint.cold+0x16/0x16 [ 58.166105] [] ? dump_header.isra.0+0x711/0x74c [ 58.166111] [] ? dump_header.isra.0+0x73d/0x74c [ 58.166117] [] ? dump_header.isra.0+0x73d/0x74c [ 58.166123] [] out_of_memory.cold+0x1e/0x5d [ 58.166129] [] ? out_of_memory+0x405/0xeb0 [ 58.166135] [] ? oom_killer_disable+0x210/0x210 [ 58.166141] [] ? trace_hardirqs_on+0xd/0x10 [ 58.166163] [] ? __alloc_pages_nodemask+0x10d0/0x1a80 [ 58.166170] [] __alloc_pages_nodemask+0x1730/0x1a80 [ 58.166205] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 58.166214] [] ? trace_hardirqs_on_caller+0x385/0x5a0 [ 58.166222] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.166229] [] ? retint_kernel+0x2d/0x2d [ 58.166237] [] __vmalloc_node_range+0x25b/0x610 [ 58.166244] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.166251] [] vmalloc+0x5c/0x70 [ 58.166258] [] ? xt_alloc_table_info+0xc8/0x100 [ 58.166265] [] xt_alloc_table_info+0xc8/0x100 [ 58.166273] [] do_ipt_set_ctl+0x22b/0x470 [ 58.166281] [] ? compat_do_ipt_set_ctl+0x150/0x150 [ 58.166288] [] ? mutex_unlock+0x9/0x10 [ 58.166295] [] ? nf_sockopt_find.constprop.0+0x1b7/0x230 [ 58.166303] [] nf_setsockopt+0x6d/0xc0 [ 58.166309] [] ip_setsockopt+0x8a/0xa0 [ 58.166316] [] tcp_setsockopt+0x8a/0xe0 [ 58.166324] [] sock_common_setsockopt+0x9a/0xe0 [ 58.166331] [] SyS_setsockopt+0x159/0x240 [ 58.166338] [] ? SyS_recv+0x40/0x40 [ 58.166345] [] ? SyS_clock_gettime+0x118/0x1f0 [ 58.166352] [] ? do_syscall_64+0x4a/0x570 [ 58.166358] [] ? SyS_recv+0x40/0x40 [ 58.166365] [] do_syscall_64+0x1ad/0x570 [ 58.166373] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 58.166727] Kernel Offset: disabled [ 67.505132] Rebooting in 86400 seconds..