Warning: Permanently added '10.128.10.22' (ECDSA) to the list of known hosts. 2019/08/24 15:33:45 parsed 1 programs 2019/08/24 15:33:47 executed programs: 0 [ 30.028610] audit: type=1400 audit(1566660827.789:5): avc: denied { sys_admin } for pid=2060 comm="syz-executor.0" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 30.065150] audit: type=1400 audit(1566660827.819:6): avc: denied { net_admin } for pid=2061 comm="syz-executor.0" capability=12 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 30.217557] audit: type=1400 audit(1566660827.979:7): avc: denied { sys_chroot } for pid=2061 comm="syz-executor.0" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 30.242531] audit: type=1400 audit(1566660827.999:8): avc: denied { associate } for pid=2061 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 35.778938] lowmemorykiller: Killing 'syz-executor.0' (2099) (tgid 2097), adj 1000, [ 35.778938] to free 864kB on behalf of 'kswapd0' (33) because [ 35.778938] cache 52584kB is below limit 65536kB for oom_score_adj 12 [ 35.778938] Free memory is -3532kB above reserved [ 35.816670] lowmemorykiller: Killing 'syz-executor.0' (2099) (tgid 2097), adj 1000, [ 35.816670] to free 864kB on behalf of 'syz-executor.0' (2101) because [ 35.816670] cache 50084kB is below limit 65536kB for oom_score_adj 12 [ 35.816670] Free memory is -13148kB above reserved [ 36.210307] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 36.223587] CPU: 0 PID: 2101 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 36.230597] ffff8800a7d4f5c0 ffffffff81b42e79 ffff8800a7d4f980 ffffffff833e92b0 [ 36.238656] 00000000000003e8 ffff8800a7d4f998 0000000000000000 ffff8800a7d4f640 [ 36.246701] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 36.254749] Call Trace: [ 36.257330] [] dump_stack+0xc1/0x128 [ 36.262688] [] dump_header.isra.4+0x142/0x747 [ 36.268825] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 36.275742] [] ? ___ratelimit+0x53/0x401 [ 36.281446] [] oom_kill_process.cold.10+0xd/0xa6e [ 36.287939] [] ? has_capability_noaudit+0x24/0x30 [ 36.294439] [] ? check_preemption_disabled+0x3b/0x200 [ 36.301273] [] ? out_of_memory+0x6d4/0xe90 [ 36.307150] [] out_of_memory+0x292/0xe90 [ 36.312849] [] ? out_of_memory+0x410/0xe90 [ 36.318726] [] ? oom_killer_disable+0x200/0x200 [ 36.325049] [] ? trace_hardirqs_on+0xd/0x10 [ 36.342310] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 36.355427] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 36.365088] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 36.371411] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 36.381347] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 36.387917] [] ? retint_kernel+0x2d/0x2d [ 36.400821] [] __vmalloc_node_range+0x25b/0x600 [ 36.408267] [] ? xt_alloc_table_info+0xc9/0x100 [ 36.414585] [] vmalloc+0x5b/0x70 [ 36.419597] [] ? xt_alloc_table_info+0xc9/0x100 [ 36.425907] [] xt_alloc_table_info+0xc9/0x100 [ 36.432052] [] compat_do_replace.isra.10+0x116/0x380 [ 36.438797] [] ? translate_compat_table+0x1870/0x1870 [ 36.445660] [] ? mutex_lock_nested+0x6b7/0x900 [ 36.451885] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 36.458715] [] ? __cap_capable+0x168/0x1c0 [ 36.464594] [] ? ns_capable_common+0x12a/0x150 [ 36.470851] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 36.477335] [] compat_nf_setsockopt+0x8b/0x130 [ 36.483558] [] ? compat_do_replace.isra.10+0x380/0x380 [ 36.490476] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 36.496979] [] inet_csk_compat_setsockopt+0x97/0x120 [ 36.503722] [] ? ipv6_setsockopt+0x130/0x130 [ 36.509795] [] compat_tcp_setsockopt+0x3d/0x70 [ 36.516021] [] compat_sock_common_setsockopt+0xb4/0x150 [ 36.523025] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 36.530031] [] compat_SyS_setsockopt+0x169/0x550 [ 36.536425] [] ? sock_common_setsockopt+0xe0/0xe0 [ 36.542919] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 36.549479] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 36.556297] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 36.563115] [] ? do_fast_syscall_32+0xcf/0xa10 [ 36.569326] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 36.575881] [] do_fast_syscall_32+0x2f1/0xa10 [ 36.582003] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 36.588648] [] entry_SYSENTER_compat+0x90/0xa2 [ 36.597167] Mem-Info: [ 36.599635] active_anon:5880 inactive_anon:42 isolated_anon:0 [ 36.599635] active_file:28 inactive_file:77 isolated_file:0 [ 36.599635] unevictable:0 dirty:0 writeback:0 unstable:0 [ 36.599635] slab_reclaimable:4343 slab_unreclaimable:56122 [ 36.599635] mapped:24 shmem:48 pagetables:343 bounce:0 [ 36.599635] free:9500 free_pcp:302 free_cma:0 [ 36.631836] Node 0 active_anon:23520kB inactive_anon:168kB active_file:112kB inactive_file:308kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 36.656404] DMA32 free:18684kB min:4696kB low:7712kB high:10728kB active_anon:8kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:40kB kernel_stack:64kB pagetables:28kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 36.687519] lowmem_reserve[]: 0 3505 3505 [ 36.692685] Normal free:263348kB min:5580kB low:9168kB high:12756kB active_anon:23512kB inactive_anon:168kB active_file:112kB inactive_file:808kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17372kB slab_unreclaimable:224448kB kernel_stack:3424kB pagetables:1344kB bounce:0kB free_pcp:768kB local_pcp:80kB free_cma:0kB [ 36.725713] lowmem_reserve[]: 0 0 0 [ 36.730487] DMA32: 5*4kB (UM) 3*8kB (M) 3*16kB (M) 3*32kB (M) 3*64kB (UM) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18684kB [ 36.750016] Normal: 202*4kB (UM) 258*8kB (UM) 81*16kB (UM) 60*32kB (UM) 30*64kB (UM) 82*128kB (U) 44*256kB (U) 33*512kB (U) 28*1024kB (U) 21*2048kB (U) 73*4096kB (U) = 417352kB 531 total pagecache pages [ 36.772246] 0 pages in swap cache [ 36.775723] Swap cache stats: add 0, delete 0, find 0/0 [ 36.781129] Free swap = 0kB [ 36.784174] Total swap = 0kB [ 36.787227] 1965979 pages RAM [ 36.790361] 0 pages HighMem/MovableOnly [ 36.794361] 313617 pages reserved [ 36.797853] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 36.806588] [ 470] 0 470 5384 187 15 3 0 -1000 udevd [ 36.815399] [ 583] 0 583 5746 544 15 3 0 -1000 udevd [ 36.824213] [ 584] 0 584 5383 186 14 3 0 -1000 udevd [ 36.833017] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 36.842081] [ 1894] 0 1894 14264 316 23 3 0 0 rsyslogd [ 36.851148] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 36.860821] [ 1951] 0 1951 4724 51 14 3 0 0 cron [ 36.869552] [ 1969] 0 1969 12926 1239 28 3 0 0 restorecond [ 36.878884] [ 1995] 0 1995 12489 158 28 3 0 -1000 sshd [ 36.887607] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 36.896421] [ 2044] 0 2044 17820 197 39 3 0 0 sshd [ 36.905135] [ 2046] 0 2046 11068 2281 19 5 0 0 syz-execprog [ 36.914567] [ 2060] 0 2060 9344 14 5 2 0 0 syz-executor.0 [ 36.924191] [ 2061] 0 2061 9344 15 6 2 0 0 syz-executor.0 [ 36.933787] [ 2090] 0 2090 3648 42 13 3 0 0 getty [ 36.942640] [ 2091] 0 2091 3648 43 13 3 0 0 getty [ 36.952956] [ 2092] 0 2092 3648 44 13 3 0 0 getty [ 36.961782] [ 2093] 0 2093 3648 43 13 3 0 0 getty [ 36.970605] [ 2094] 0 2094 3648 42 12 3 0 0 getty [ 36.979433] [ 2095] 0 2095 3648 42 13 3 0 0 getty [ 36.988766] [ 2099] 0 2097 9476 40 15 2 0 1000 syz-executor.0 [ 36.998373] [ 2100] 0 2100 9476 40 15 2 0 1000 syz-executor.0 [ 37.007977] [ 2103] 0 2103 9476 40 15 2 0 1000 syz-executor.0 [ 37.017576] Out of memory: Kill process 2097 (syz-executor.0) score 999 or sacrifice child [ 37.026445] Killed process 2100 (syz-executor.0) total-vm:37904kB, anon-rss:120kB, file-rss:40kB, shmem-rss:0kB [ 37.037945] oom_reaper: reaped process 2100 (syz-executor.0), now anon-rss:0kB, file-rss:4kB, shmem-rss:0kB 2019/08/24 15:33:58 executed programs: 2 [ 44.911126] lowmemorykiller: Killing 'syz-executor.0' (2119) (tgid 2117), adj 1000, [ 44.911126] to free 852kB on behalf of 'kswapd0' (33) because [ 44.911126] cache 10016kB is below limit 16384kB for oom_score_adj 6 [ 44.911126] Free memory is -10068kB above reserved [ 44.913411] lowmemorykiller: Killing 'syz-executor.0' (2119) (tgid 2117), adj 1000, [ 44.913411] to free 852kB on behalf of 'syz-executor.0' (2121) because [ 44.913411] cache 9916kB is below limit 16384kB for oom_score_adj 6 [ 44.913411] Free memory is -13292kB above reserved [ 45.358968] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 45.396763] CPU: 0 PID: 2121 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 45.405761] ffff88001a0675c0 ffffffff81b42e79 ffff88001a067980 ffffffff833e92b0 [ 45.413809] 00000000000003e8 ffff88001a067998 0000000000000000 ffff88001a067640 [ 45.421865] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 45.429907] Call Trace: [ 45.432488] [] dump_stack+0xc1/0x128 [ 45.437856] [] dump_header.isra.4+0x142/0x747 [ 45.443993] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 45.450908] [] ? ___ratelimit+0x53/0x401 [ 45.456612] [] oom_kill_process.cold.10+0xd/0xa6e [ 45.463096] [] ? check_preemption_disabled+0x3b/0x200 [ 45.469928] [] ? out_of_memory+0x6d4/0xe90 [ 45.475802] [] out_of_memory+0x292/0xe90 [ 45.481500] [] ? out_of_memory+0x410/0xe90 [ 45.487374] [] ? oom_killer_disable+0x200/0x200 [ 45.493679] [] ? trace_hardirqs_on+0xd/0x10 [ 45.499645] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 45.506474] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 45.513128] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 45.519435] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 45.526091] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 45.532663] [] ? retint_kernel+0x2d/0x2d [ 45.538362] [] __vmalloc_node_range+0x25b/0x600 [ 45.544672] [] ? xt_alloc_table_info+0xc9/0x100 [ 45.550997] [] vmalloc+0x5b/0x70 [ 45.556000] [] ? xt_alloc_table_info+0xc9/0x100 [ 45.562306] [] xt_alloc_table_info+0xc9/0x100 [ 45.568447] [] compat_do_replace.isra.10+0x116/0x380 [ 45.575188] [] ? translate_compat_table+0x1870/0x1870 [ 45.582020] [] ? mutex_lock_nested+0x6b7/0x900 [ 45.588245] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 45.595081] [] ? __cap_capable+0x168/0x1c0 [ 45.600956] [] ? ns_capable_common+0x12a/0x150 [ 45.607179] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 45.613659] [] compat_nf_setsockopt+0x8b/0x130 [ 45.619883] [] ? compat_do_replace.isra.10+0x380/0x380 [ 45.626802] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 45.633287] [] inet_csk_compat_setsockopt+0x97/0x120 [ 45.640029] [] ? ipv6_setsockopt+0x130/0x130 [ 45.646080] [] compat_tcp_setsockopt+0x3d/0x70 [ 45.652302] [] compat_sock_common_setsockopt+0xb4/0x150 [ 45.659309] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 45.666317] [] compat_SyS_setsockopt+0x169/0x550 [ 45.672716] [] ? sock_common_setsockopt+0xe0/0xe0 [ 45.679199] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 45.685771] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 45.692600] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 45.699431] [] ? do_fast_syscall_32+0xcf/0xa10 [ 45.705652] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 45.712219] [] do_fast_syscall_32+0x2f1/0xa10 [ 45.718360] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 45.725020] [] entry_SYSENTER_compat+0x90/0xa2 [ 45.739422] Mem-Info: [ 45.741855] active_anon:5884 inactive_anon:42 isolated_anon:0 [ 45.741855] active_file:13 inactive_file:31 isolated_file:0 [ 45.741855] unevictable:0 dirty:0 writeback:0 unstable:0 [ 45.741855] slab_reclaimable:4368 slab_unreclaimable:56017 [ 45.741855] mapped:35 shmem:48 pagetables:343 bounce:0 [ 45.741855] free:6042 free_pcp:80 free_cma:0 [ 45.783511] Node 0 active_anon:23536kB inactive_anon:168kB active_file:52kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:140kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 45.807557] DMA32 free:18612kB min:4696kB low:7712kB high:10728kB active_anon:16kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:108kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB [ 45.839539] lowmem_reserve[]: 0 3505 3505 [ 45.844987] Normal free:160016kB min:5580kB low:9168kB high:12756kB active_anon:23520kB inactive_anon:168kB active_file:152kB inactive_file:524kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17472kB slab_unreclaimable:223960kB kernel_stack:3424kB pagetables:1344kB bounce:0kB free_pcp:916kB local_pcp:192kB free_cma:0kB [ 45.878686] lowmem_reserve[]: 0 0 0 [ 45.882936] DMA32: 1*4kB (M) 2*8kB (UM) 2*16kB (M) 2*32kB (M) 3*64kB (M) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18612kB [ 45.902225] Normal: 72*4kB (UH) 183*8kB (UMH) 45*16kB (UMH) 124*32kB (UMH) 205*64kB (U) 265*128kB (UH) 201*256kB (UH) 163*512kB (U) 115*1024kB (U) 0*2048kB 0*4096kB = 306152kB 691 total pagecache pages [ 45.926439] 0 pages in swap cache [ 45.929989] Swap cache stats: add 0, delete 0, find 0/0 [ 45.938033] Free swap = 0kB [ 45.941087] Total swap = 0kB [ 45.944131] 1965979 pages RAM [ 45.947597] 0 pages HighMem/MovableOnly [ 45.953134] 313617 pages reserved [ 45.956859] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 45.965578] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 45.974621] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 45.983431] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 45.992462] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 46.001538] [ 1894] 0 1894 14264 154 23 3 0 0 rsyslogd [ 46.010831] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 46.019997] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 46.028957] [ 1969] 0 1969 12926 1233 28 3 0 0 restorecond [ 46.038288] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 46.048090] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 46.057318] [ 2044] 0 2044 17820 197 39 3 0 0 sshd [ 46.066031] [ 2046] 0 2046 11068 2282 19 5 0 0 syz-execprog [ 46.075530] [ 2060] 0 2060 9344 14 5 2 0 0 syz-executor.0 [ 46.085114] [ 2061] 0 2061 9344 22 6 2 0 0 syz-executor.0 [ 46.095017] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 46.104128] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 46.113191] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 46.123299] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 46.135444] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 46.144291] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 46.153331] [ 2119] 0 2117 9509 33 15 2 0 1000 syz-executor.0 [ 46.162928] [ 2120] 0 2120 9509 33 15 2 0 1000 syz-executor.0 [ 46.173305] Out of memory: Kill process 2117 (syz-executor.0) score 999 or sacrifice child [ 46.181788] Killed process 2120 (syz-executor.0) total-vm:38036kB, anon-rss:128kB, file-rss:4kB, shmem-rss:0kB [ 46.192966] oom_reaper: reaped process 2120 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB 2019/08/24 15:34:06 executed programs: 4 [ 50.710675] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 50.710675] to free 852kB on behalf of 'kswapd0' (33) because [ 50.710675] cache 9412kB is below limit 16384kB for oom_score_adj 6 [ 50.710675] Free memory is -6812kB above reserved [ 50.714202] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 50.714202] to free 852kB on behalf of 'syz-executor.0' (2131) because [ 50.714202] cache 9412kB is below limit 16384kB for oom_score_adj 6 [ 50.714202] Free memory is -13384kB above reserved [ 50.928833] rsyslogd invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 50.966954] CPU: 0 PID: 1898 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 50.973471] ffff8801d309f6f8 ffffffff81b42e79 ffff8801d309fab8 ffffffff833e92b0 [ 50.981525] 0000000000000000 ffff8801d309fad0 0000000000000000 ffff8801d309f778 [ 50.989573] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 50.997619] Call Trace: [ 51.000199] [] dump_stack+0xc1/0x128 [ 51.005552] [] dump_header.isra.4+0x142/0x747 [ 51.011687] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 51.018604] [] ? ___ratelimit+0x53/0x401 [ 51.024303] [] oom_kill_process.cold.10+0xd/0xa6e [ 51.030781] [] ? check_preemption_disabled+0x3b/0x200 [ 51.037606] [] ? out_of_memory+0x6d4/0xe90 [ 51.043478] [] out_of_memory+0x292/0xe90 [ 51.049174] [] ? out_of_memory+0x410/0xe90 [ 51.055048] [] ? oom_killer_disable+0x200/0x200 [ 51.061354] [] ? trace_hardirqs_on+0xd/0x10 [ 51.067315] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 51.074140] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 51.080796] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 51.087539] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 51.094195] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 51.100674] [] ? find_get_entry+0x11a/0x570 [ 51.106633] [] ? find_get_entry+0x141/0x570 [ 51.112601] [] ? page_cache_prev_hole+0x80/0x80 [ 51.118907] [] ? do_syslog+0x88b/0xad0 [ 51.124431] [] ? pagecache_get_page+0x131/0x710 [ 51.130738] [] filemap_fault+0xaf1/0x1110 [ 51.136525] [] ext4_filemap_fault+0x71/0xa0 [ 51.142487] [] __do_fault+0x223/0x500 [ 51.147928] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 51.153975] [] ? generic_file_readonly_mmap+0x190/0x190 [ 51.160974] [] handle_mm_fault+0x1326/0x2350 [ 51.167027] [] ? vm_insert_page+0x6f0/0x6f0 [ 51.172985] [] ? __mutex_unlock_slowpath+0x221/0x3c0 [ 51.179725] [] __do_page_fault+0x403/0xa60 [ 51.185599] [] ? bad_area_access_error+0x3a0/0x3a0 [ 51.192188] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 51.198843] [] do_page_fault+0x27/0x30 [ 51.204365] [] page_fault+0x25/0x30 [ 51.826490] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 51.826490] to free 168kB on behalf of 'getty' (2111) because [ 51.826490] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 51.826490] Free memory is -13252kB above reserved [ 51.827068] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 51.827068] to free 168kB on behalf of 'getty' (2114) because [ 51.827068] cache 252kB is below limit 6144kB for oom_score_adj 0 [ 51.827068] Free memory is -13252kB above reserved [ 52.267830] Mem-Info: [ 52.270301] active_anon:5884 inactive_anon:42 isolated_anon:0 [ 52.270301] active_file:40 inactive_file:42 isolated_file:0 [ 52.270301] unevictable:0 dirty:0 writeback:0 unstable:0 [ 52.270301] slab_reclaimable:4390 slab_unreclaimable:55803 [ 52.270301] mapped:32 shmem:48 pagetables:343 bounce:0 [ 52.270301] free:6063 free_pcp:30 free_cma:0 [ 52.606126] Node 0 active_anon:23536kB inactive_anon:168kB active_file:8kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:88kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 52.766123] DMA32 free:18716kB min:4696kB low:7712kB high:10728kB active_anon:16kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 52.946730] lowmem_reserve[]: 0 3505 3505 [ 52.951973] Normal free:5472kB min:5580kB low:9168kB high:12756kB active_anon:23520kB inactive_anon:168kB active_file:8kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17560kB slab_unreclaimable:223052kB kernel_stack:3424kB pagetables:1344kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 53.126166] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 53.126166] to free 164kB on behalf of 'getty' (2113) because [ 53.126166] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 53.126166] Free memory is -13316kB above reserved [ 53.126182] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 53.126182] to free 164kB on behalf of 'syz-executor.0' (2131) because [ 53.126182] cache 212kB is below limit 6144kB for oom_score_adj 0 [ 53.126182] Free memory is -13316kB above reserved [ 53.535590] lowmem_reserve[]: 0 0 0 [ 53.564124] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB [ 53.657568] Normal: 310*4kB (UMH) 181*8kB (UMH) 63*16kB (UMH) 7*32kB (UH) 4*64kB (H) 6*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5456kB 92 total pagecache pages [ 53.751268] 0 pages in swap cache [ 53.754705] Swap cache stats: add 0, delete 0, find 0/0 [ 53.826120] Free swap = 0kB [ 53.829166] Total swap = 0kB [ 53.832168] 1965979 pages RAM [ 53.835255] 0 pages HighMem/MovableOnly [ 53.902892] 313617 pages reserved [ 53.906385] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 53.915048] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 54.003345] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 54.049554] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 54.083545] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 54.136205] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 54.136205] to free 132kB on behalf of 'getty' (2112) because [ 54.136205] cache 176kB is below limit 6144kB for oom_score_adj 0 [ 54.136205] Free memory is -13416kB above reserved [ 54.136625] [ 1894] 0 1894 14264 156 23 3 0 0 rsyslogd [ 54.136635] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 54.136644] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 54.136654] [ 1969] 0 1969 12926 1233 28 3 0 0 restorecond [ 54.136663] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 54.136673] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 54.136688] [ 2044] 0 2044 17820 198 39 3 0 0 sshd [ 54.136698] [ 2046] 0 2046 11068 2283 19 5 0 0 syz-execprog [ 54.136708] [ 2060] 0 2060 9344 14 5 2 0 0 syz-executor.0 [ 54.136716] [ 2061] 0 2061 9344 22 6 2 0 0 syz-executor.0 [ 54.136726] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 54.136735] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 54.136751] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 54.136759] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 54.136768] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 54.136777] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 54.136791] [ 2128] 0 2126 9509 33 15 2 0 1000 syz-executor.0 [ 54.136801] [ 2129] 0 2129 9509 33 15 2 0 1000 syz-executor.0 [ 54.136808] Out of memory: Kill process 2126 (syz-executor.0) score 999 or sacrifice child [ 54.137273] Killed process 2129 (syz-executor.0) total-vm:38036kB, anon-rss:128kB, file-rss:4kB, shmem-rss:0kB [ 54.137559] lowmemorykiller: Killing 'syz-executor.0' (2128) (tgid 2126), adj 1000, [ 54.137559] to free 132kB on behalf of 'syz-executor.0' (2061) because [ 54.137559] cache 176kB is below limit 6144kB for oom_score_adj 0 [ 54.137559] Free memory is -13416kB above reserved [ 54.196574] oom_reaper: reaped process 2129 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.202253] rsyslogd invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 54.202261] CPU: 0 PID: 1898 Comm: rsyslogd Not tainted 4.9.141+ #23 [ 54.202276] ffff8801d309f6f8 ffffffff81b42e79 ffff8801d309fab8 ffffffff833e92b0 [ 54.202286] 0000000000000000 ffff8801d309fad0 0000000000000000 ffff8801d309f778 [ 54.202295] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 54.202297] Call Trace: [ 54.202312] [] dump_stack+0xc1/0x128 [ 54.202322] [] dump_header.isra.4+0x142/0x747 [ 54.202331] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.202339] [] ? ___ratelimit+0x53/0x401 [ 54.202347] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.202355] [] ? check_preemption_disabled+0x3b/0x200 [ 54.202364] [] ? out_of_memory+0x6d4/0xe90 [ 54.202372] [] out_of_memory+0x292/0xe90 [ 54.202379] [] ? out_of_memory+0x410/0xe90 [ 54.202386] [] ? oom_killer_disable+0x200/0x200 [ 54.202394] [] ? trace_hardirqs_on+0xd/0x10 [ 54.202402] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.202410] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.202418] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.202427] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.202434] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.202442] [] ? find_get_entry+0x11a/0x570 [ 54.202449] [] ? find_get_entry+0x141/0x570 [ 54.202456] [] ? page_cache_prev_hole+0x80/0x80 [ 54.202463] [] ? do_syslog+0x88b/0xad0 [ 54.202471] [] ? pagecache_get_page+0x131/0x710 [ 54.202478] [] filemap_fault+0xaf1/0x1110 [ 54.202487] [] ext4_filemap_fault+0x71/0xa0 [ 54.202494] [] __do_fault+0x223/0x500 [ 54.202501] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.202509] [] ? generic_file_readonly_mmap+0x190/0x190 [ 54.202516] [] handle_mm_fault+0x1326/0x2350 [ 54.202523] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.202532] [] ? __mutex_unlock_slowpath+0x221/0x3c0 [ 54.202540] [] __do_page_fault+0x403/0xa60 [ 54.202548] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.202556] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.202563] [] do_page_fault+0x27/0x30 [ 54.202570] [] page_fault+0x25/0x30 [ 54.202574] Mem-Info: [ 54.202591] active_anon:5884 inactive_anon:42 isolated_anon:0 [ 54.202591] active_file:0 inactive_file:17 isolated_file:0 [ 54.202591] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.202591] slab_reclaimable:4390 slab_unreclaimable:55803 [ 54.202591] mapped:13 shmem:48 pagetables:343 bounce:0 [ 54.202591] free:6022 free_pcp:88 free_cma:0 [ 54.202604] Node 0 active_anon:23536kB inactive_anon:168kB active_file:0kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:52kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.202622] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:16kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:136kB local_pcp:16kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 54.202648] Normal free:5472kB min:5580kB low:9168kB high:12756kB active_anon:23520kB inactive_anon:168kB active_file:0kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17560kB slab_unreclaimable:223052kB kernel_stack:3392kB pagetables:1344kB bounce:0kB free_pcp:216kB local_pcp:64kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.202704] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB Normal: 310*4kB (UMH) 181*8kB (UMH) 63*16kB (UMH) 8*32kB (UH) 4*64kB (H) 6*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5488kB 92 total pagecache pages [ 54.202756] 0 pages in swap cache [ 54.202760] Swap cache stats: add 0, delete 0, find 0/0 [ 54.202762] Free swap = 0kB [ 54.202764] Total swap = 0kB [ 54.202767] 1965979 pages RAM [ 54.202769] 0 pages HighMem/MovableOnly [ 54.202771] 313617 pages reserved [ 54.202773] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.202787] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 54.202797] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 54.202806] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 54.202813] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 54.202821] [ 1894] 0 1894 14264 156 23 3 0 0 rsyslogd [ 54.202828] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 54.202835] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 54.202843] [ 1969] 0 1969 12926 1233 28 3 0 0 restorecond [ 54.202850] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 54.202857] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 54.202865] [ 2044] 0 2044 17820 198 39 3 0 0 sshd [ 54.202872] [ 2046] 0 2046 11068 2283 19 5 0 0 syz-execprog [ 54.202879] [ 2060] 0 2060 9344 14 5 2 0 0 syz-executor.0 [ 54.202887] [ 2061] 0 2061 9344 22 6 2 0 0 syz-executor.0 [ 54.202894] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 54.202901] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 54.202909] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 54.202916] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 54.202923] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 54.202930] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 54.202938] [ 2128] 0 2126 9509 0 15 2 0 1000 syz-executor.0 [ 54.202945] Out of memory: Kill process 2046 (syz-execprog) score 1 or sacrifice child [ 54.202980] Killed process 2060 (syz-executor.0) total-vm:37376kB, anon-rss:56kB, file-rss:0kB, shmem-rss:0kB [ 54.237643] init invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 54.237651] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #23 [ 54.237667] ffff8801da6076f8 ffffffff81b42e79 ffff8801da607ab8 ffffffff833e92b0 [ 54.237677] 0000000000000000 ffff8801da607ad0 0000000000000000 ffff8801da607778 [ 54.237687] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 54.237689] Call Trace: [ 54.237724] [] dump_stack+0xc1/0x128 [ 54.237737] [] dump_header.isra.4+0x142/0x747 [ 54.237745] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.237753] [] ? ___ratelimit+0x53/0x401 [ 54.237761] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.237769] [] ? check_preemption_disabled+0x3b/0x200 [ 54.237778] [] ? out_of_memory+0x6d4/0xe90 [ 54.237785] [] out_of_memory+0x292/0xe90 [ 54.237792] [] ? out_of_memory+0x410/0xe90 [ 54.237800] [] ? oom_killer_disable+0x200/0x200 [ 54.237808] [] ? trace_hardirqs_on+0xd/0x10 [ 54.237816] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.237824] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.237831] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.237837] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.237843] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 54.237850] [] ? find_get_entry+0x11a/0x570 [ 54.237857] [] ? find_get_entry+0x141/0x570 [ 54.237864] [] ? page_cache_prev_hole+0x80/0x80 [ 54.237872] [] ? autoremove_wake_function+0x40/0x40 [ 54.237879] [] ? pagecache_get_page+0x131/0x710 [ 54.237887] [] filemap_fault+0xaf1/0x1110 [ 54.237896] [] ext4_filemap_fault+0x71/0xa0 [ 54.237908] [] __do_fault+0x223/0x500 [ 54.237914] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 54.237922] [] ? handle_mm_fault+0x1d4f/0x2350 [ 54.237929] [] handle_mm_fault+0x1326/0x2350 [ 54.237937] [] ? vm_insert_page+0x6f0/0x6f0 [ 54.237944] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 54.237953] [] __do_page_fault+0x403/0xa60 [ 54.237961] [] ? bad_area_access_error+0x3a0/0x3a0 [ 54.237971] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.237978] [] do_page_fault+0x27/0x30 [ 54.237986] [] page_fault+0x25/0x30 [ 54.237989] Mem-Info: [ 54.238006] active_anon:5884 inactive_anon:42 isolated_anon:0 [ 54.238006] active_file:0 inactive_file:17 isolated_file:0 [ 54.238006] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.238006] slab_reclaimable:4390 slab_unreclaimable:55803 [ 54.238006] mapped:13 shmem:48 pagetables:343 bounce:0 [ 54.238006] free:6022 free_pcp:107 free_cma:0 [ 54.238019] Node 0 active_anon:23536kB inactive_anon:168kB active_file:0kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:52kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 54.238037] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:16kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:136kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 54.238064] Normal free:5472kB min:5580kB low:9168kB high:12756kB active_anon:23520kB inactive_anon:168kB active_file:0kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17560kB slab_unreclaimable:223052kB kernel_stack:3360kB pagetables:1344kB bounce:0kB free_pcp:292kB local_pcp:228kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.238119] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB Normal: 310*4kB (UMH) 181*8kB (UMH) 63*16kB (UMH) 9*32kB (UH) 4*64kB (H) 6*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5520kB 92 total pagecache pages [ 54.238165] 0 pages in swap cache [ 54.238169] Swap cache stats: add 0, delete 0, find 0/0 [ 54.238171] Free swap = 0kB [ 54.238173] Total swap = 0kB [ 54.238176] 1965979 pages RAM [ 54.238178] 0 pages HighMem/MovableOnly [ 54.238180] 313617 pages reserved [ 54.238183] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.238201] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 54.238209] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 54.238216] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 54.238223] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 54.238231] [ 1894] 0 1894 14264 156 23 3 0 0 rsyslogd [ 54.238242] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 54.238250] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 54.238257] [ 1969] 0 1969 12926 1233 28 3 0 0 restorecond [ 54.238265] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 54.238272] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 54.238279] [ 2044] 0 2044 17820 198 39 3 0 0 sshd [ 54.238286] [ 2046] 0 2046 11068 2283 19 5 0 0 syz-execprog [ 54.238301] [ 2061] 0 2061 9344 22 6 2 0 0 syz-executor.0 [ 54.238311] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 54.238320] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 54.238327] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 54.238335] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 54.238342] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 54.238349] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 54.238357] [ 2128] 0 2126 9509 0 15 2 0 1000 syz-executor.0 [ 54.238365] Out of memory: Kill process 2046 (syz-execprog) score 1 or sacrifice child [ 54.238423] Killed process 2046 (syz-execprog) total-vm:44272kB, anon-rss:9132kB, file-rss:0kB, shmem-rss:0kB [ 54.301882] oom_reaper: reaped process 2046 (syz-execprog), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 54.446208] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 54.446223] CPU: 1 PID: 2131 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 54.446237] ffff88009f1ff5c0 ffffffff81b42e79 ffff88009f1ff980 ffffffff833e92b0 [ 54.446246] 00000000000003e8 ffff88009f1ff998 0000000000000000 ffff88009f1ff640 [ 54.446256] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 54.446258] Call Trace: [ 54.446273] [] dump_stack+0xc1/0x128 [ 54.446283] [] dump_header.isra.4+0x142/0x747 [ 54.446291] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.446299] [] ? ___ratelimit+0x53/0x401 [ 54.446307] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.446317] [] ? check_preemption_disabled+0x3b/0x200 [ 54.446325] [] ? out_of_memory+0x6d4/0xe90 [ 54.446332] [] out_of_memory+0x292/0xe90 [ 54.446340] [] ? out_of_memory+0x410/0xe90 [ 54.446347] [] ? oom_killer_disable+0x200/0x200 [ 54.446355] [] ? trace_hardirqs_on+0xd/0x10 [ 54.446363] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.446372] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.446378] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 54.446387] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.446394] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.446402] [] ? retint_kernel+0x2d/0x2d [ 54.446409] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.446418] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.446425] [] ? check_preemption_disabled+0x3b/0x200 [ 54.446432] [] ? retint_kernel+0x2d/0x2d [ 54.446441] [] __vmalloc_node_range+0x25b/0x600 [ 54.446449] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.446456] [] vmalloc+0x5b/0x70 [ 54.446463] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.446470] [] xt_alloc_table_info+0xc9/0x100 [ 54.446479] [] compat_do_replace.isra.10+0x116/0x380 [ 54.446487] [] ? translate_compat_table+0x1870/0x1870 [ 54.446496] [] ? mutex_lock_nested+0x6b7/0x900 [ 54.446503] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.446512] [] ? __cap_capable+0x168/0x1c0 [ 54.446522] [] ? ns_capable_common+0x12a/0x150 [ 54.446529] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 54.446538] [] compat_nf_setsockopt+0x8b/0x130 [ 54.446545] [] ? compat_do_replace.isra.10+0x380/0x380 [ 54.446555] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 54.446565] [] inet_csk_compat_setsockopt+0x97/0x120 [ 54.446573] [] ? ipv6_setsockopt+0x130/0x130 [ 54.446580] [] compat_tcp_setsockopt+0x3d/0x70 [ 54.446589] [] compat_sock_common_setsockopt+0xb4/0x150 [ 54.446596] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 54.446605] [] compat_SyS_setsockopt+0x169/0x550 [ 54.446612] [] ? sock_common_setsockopt+0xe0/0xe0 [ 54.446620] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 54.446630] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 54.446637] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 54.446644] [] ? do_fast_syscall_32+0xcf/0xa10 [ 54.446652] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 54.446659] [] do_fast_syscall_32+0x2f1/0xa10 [ 54.446667] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.446675] [] entry_SYSENTER_compat+0x90/0xa2 [ 54.446679] Mem-Info: [ 54.446695] active_anon:3555 inactive_anon:42 isolated_anon:0 [ 54.446695] active_file:16 inactive_file:27 isolated_file:24 [ 54.446695] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.446695] slab_reclaimable:4394 slab_unreclaimable:55803 [ 54.446695] mapped:32 shmem:48 pagetables:338 bounce:0 [ 54.446695] free:6023 free_pcp:303 free_cma:0 [ 54.446708] Node 0 active_anon:14220kB inactive_anon:168kB active_file:64kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:128kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:31 all_unreclaimable? no [ 54.446726] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:140kB local_pcp:124kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 54.446751] Normal free:5476kB min:5580kB low:9168kB high:12756kB active_anon:14220kB inactive_anon:168kB active_file:64kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17576kB slab_unreclaimable:223052kB kernel_stack:3136kB pagetables:1324kB bounce:0kB free_pcp:1072kB local_pcp:352kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.446803] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB Normal: 261*4kB (MEH) 179*8kB (MEH) 44*16kB (UMEH) 12*32kB (UMEH) 9*64kB (UMH) 7*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5548kB 96 total pagecache pages [ 54.446848] 0 pages in swap cache [ 54.446852] Swap cache stats: add 0, delete 0, find 0/0 [ 54.446854] Free swap = 0kB [ 54.446856] Total swap = 0kB [ 54.446858] 1965979 pages RAM [ 54.446860] 0 pages HighMem/MovableOnly [ 54.446862] 313617 pages reserved [ 54.446865] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.446883] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 54.446894] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 54.446904] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 54.446914] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 54.446924] [ 1894] 0 1894 14264 156 23 3 0 0 rsyslogd [ 54.446934] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 54.446944] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 54.446954] [ 1969] 0 1969 12926 1233 28 3 0 0 restorecond [ 54.446964] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 54.446974] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 54.446983] [ 2044] 0 2044 17820 198 39 3 0 0 sshd [ 54.446996] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 54.447005] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 54.447015] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 54.447025] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 54.447035] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 54.447044] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 54.447055] [ 2128] 0 2126 9509 0 15 2 0 1000 syz-executor.0 [ 54.447063] Out of memory: Kill process 1969 (restorecond) score 0 or sacrifice child [ 54.447092] Killed process 1969 (restorecond) total-vm:51704kB, anon-rss:4932kB, file-rss:0kB, shmem-rss:0kB [ 54.449691] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 54.449699] CPU: 1 PID: 2131 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 54.449712] ffff88009f1ff5c0 ffffffff81b42e79 ffff88009f1ff980 ffffffff833e92b0 [ 54.449721] 00000000000003e8 ffff88009f1ff998 0000000000000000 ffff88009f1ff640 [ 54.449731] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 54.449732] Call Trace: [ 54.449745] [] dump_stack+0xc1/0x128 [ 54.449754] [] dump_header.isra.4+0x142/0x747 [ 54.449762] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 54.449769] [] ? ___ratelimit+0x53/0x401 [ 54.449777] [] oom_kill_process.cold.10+0xd/0xa6e [ 54.449786] [] ? check_preemption_disabled+0x3b/0x200 [ 54.449793] [] ? out_of_memory+0x6d4/0xe90 [ 54.449801] [] out_of_memory+0x292/0xe90 [ 54.449808] [] ? out_of_memory+0x410/0xe90 [ 54.449816] [] ? oom_killer_disable+0x200/0x200 [ 54.449823] [] ? trace_hardirqs_on+0xd/0x10 [ 54.449831] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 54.449840] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 54.449846] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 54.449855] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 54.449862] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.449868] [] ? retint_kernel+0x2d/0x2d [ 54.449874] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.449883] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 54.449890] [] ? check_preemption_disabled+0x3b/0x200 [ 54.449896] [] ? retint_kernel+0x2d/0x2d [ 54.449904] [] __vmalloc_node_range+0x25b/0x600 [ 54.449911] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.449917] [] vmalloc+0x5b/0x70 [ 54.449923] [] ? xt_alloc_table_info+0xc9/0x100 [ 54.449930] [] xt_alloc_table_info+0xc9/0x100 [ 54.449939] [] compat_do_replace.isra.10+0x116/0x380 [ 54.449946] [] ? translate_compat_table+0x1870/0x1870 [ 54.449954] [] ? mutex_lock_nested+0x6b7/0x900 [ 54.449961] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 54.449970] [] ? __cap_capable+0x168/0x1c0 [ 54.449978] [] ? ns_capable_common+0x12a/0x150 [ 54.449986] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 54.449994] [] compat_nf_setsockopt+0x8b/0x130 [ 54.450002] [] ? compat_do_replace.isra.10+0x380/0x380 [ 54.450010] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 54.450019] [] inet_csk_compat_setsockopt+0x97/0x120 [ 54.450025] [] ? ipv6_setsockopt+0x130/0x130 [ 54.450032] [] compat_tcp_setsockopt+0x3d/0x70 [ 54.450041] [] compat_sock_common_setsockopt+0xb4/0x150 [ 54.450047] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 54.450056] [] compat_SyS_setsockopt+0x169/0x550 [ 54.450063] [] ? sock_common_setsockopt+0xe0/0xe0 [ 54.450070] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 54.450078] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 54.450086] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 54.450093] [] ? do_fast_syscall_32+0xcf/0xa10 [ 54.450100] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 54.450106] [] do_fast_syscall_32+0x2f1/0xa10 [ 54.450113] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 54.450121] [] entry_SYSENTER_compat+0x90/0xa2 [ 54.450124] Mem-Info: [ 54.450140] active_anon:2505 inactive_anon:42 isolated_anon:0 [ 54.450140] active_file:16 inactive_file:27 isolated_file:24 [ 54.450140] unevictable:0 dirty:0 writeback:0 unstable:0 [ 54.450140] slab_reclaimable:4394 slab_unreclaimable:55803 [ 54.450140] mapped:32 shmem:48 pagetables:301 bounce:0 [ 54.450140] free:6723 free_pcp:306 free_cma:0 [ 54.450152] Node 0 active_anon:10020kB inactive_anon:168kB active_file:64kB inactive_file:108kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:128kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 54.450168] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:140kB local_pcp:124kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 54.450192] Normal free:8376kB min:5580kB low:9168kB high:12756kB active_anon:10020kB inactive_anon:168kB active_file:64kB inactive_file:108kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17576kB slab_unreclaimable:223052kB kernel_stack:3136kB pagetables:1176kB bounce:0kB free_pcp:1084kB local_pcp:352kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 54.450248] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB Normal: 376*4kB (UMEH) 203*8kB (UMEH) 75*16kB (UMEH) 73*32kB (UMEH) 9*64kB (UMH) 7*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8648kB 96 total pagecache pages [ 54.450290] 0 pages in swap cache [ 54.450294] Swap cache stats: add 0, delete 0, find 0/0 [ 54.450296] Free swap = 0kB [ 54.450298] Total swap = 0kB [ 54.450300] 1965979 pages RAM [ 54.450302] 0 pages HighMem/MovableOnly [ 54.450304] 313617 pages reserved [ 54.450306] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 54.450319] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 54.450329] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 54.450338] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 54.450348] [ 1763] 0 1763 2492 573 10 3 0 0 dhclient [ 54.450358] [ 1894] 0 1894 14264 156 23 3 0 0 rsyslogd [ 54.450367] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 54.450376] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 54.450386] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 54.450396] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 54.450405] [ 2044] 0 2044 17820 198 39 3 0 0 sshd [ 54.450416] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 54.450425] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 54.450434] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 54.450444] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 54.450453] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 54.450462] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 54.450473] [ 2128] 0 2126 9509 0 15 2 0 1000 syz-executor.0 [ 54.450479] Out of memory: Kill process 1763 (dhclient) score 0 or sacrifice child [ 54.450503] Killed process 1763 (dhclient) total-vm:9968kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 55.287502] lowmemorykiller: Killing 'sshd' (2044) (tgid 2044), adj 0, [ 55.287502] to free 792kB on behalf of 'kswapd0' (33) because [ 55.287502] cache 288kB is below limit 6144kB for oom_score_adj 0 [ 55.287502] Free memory is -9564kB above reserved [ 55.303881] oom_reaper: reaped process 2044 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 55.305381] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 55.305387] CPU: 1 PID: 2131 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 55.305397] ffff88009f1ff5c0 ffffffff81b42e79 ffff88009f1ff980 ffffffff833e92b0 [ 55.305402] 00000000000003e8 ffff88009f1ff998 0000000000000000 ffff88009f1ff640 [ 55.305408] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 55.305409] Call Trace: [ 55.305436] [] dump_stack+0xc1/0x128 [ 55.305444] [] dump_header.isra.4+0x142/0x747 [ 55.305449] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 55.305455] [] ? ___ratelimit+0x53/0x401 [ 55.305459] [] oom_kill_process.cold.10+0xd/0xa6e [ 55.305465] [] ? check_preemption_disabled+0x3b/0x200 [ 55.305471] [] ? out_of_memory+0x6d4/0xe90 [ 55.305475] [] out_of_memory+0x292/0xe90 [ 55.305482] [] ? out_of_memory+0x410/0xe90 [ 55.305486] [] ? oom_killer_disable+0x200/0x200 [ 55.305491] [] ? trace_hardirqs_on+0xd/0x10 [ 55.305496] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 55.305528] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 55.305532] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 55.305537] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 55.305544] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.305548] [] ? check_preemption_disabled+0x3b/0x200 [ 55.305552] [] ? retint_kernel+0x2d/0x2d [ 55.305558] [] __vmalloc_node_range+0x25b/0x600 [ 55.305575] [] ? xt_alloc_table_info+0xc9/0x100 [ 55.305579] [] vmalloc+0x5b/0x70 [ 55.305583] [] ? xt_alloc_table_info+0xc9/0x100 [ 55.305587] [] xt_alloc_table_info+0xc9/0x100 [ 55.305593] [] compat_do_replace.isra.10+0x116/0x380 [ 55.305598] [] ? translate_compat_table+0x1870/0x1870 [ 55.305604] [] ? mutex_lock_nested+0x6b7/0x900 [ 55.305608] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 55.305614] [] ? __cap_capable+0x168/0x1c0 [ 55.305619] [] ? ns_capable_common+0x12a/0x150 [ 55.305624] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 55.305629] [] compat_nf_setsockopt+0x8b/0x130 [ 55.305634] [] ? compat_do_replace.isra.10+0x380/0x380 [ 55.305661] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 55.305667] [] inet_csk_compat_setsockopt+0x97/0x120 [ 55.305671] [] ? ipv6_setsockopt+0x130/0x130 [ 55.305675] [] compat_tcp_setsockopt+0x3d/0x70 [ 55.305680] [] compat_sock_common_setsockopt+0xb4/0x150 [ 55.305684] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 55.305690] [] compat_SyS_setsockopt+0x169/0x550 [ 55.305694] [] ? sock_common_setsockopt+0xe0/0xe0 [ 55.305724] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 55.305732] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 55.305736] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 55.305741] [] ? do_fast_syscall_32+0xcf/0xa10 [ 55.305745] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 55.305749] [] do_fast_syscall_32+0x2f1/0xa10 [ 55.305754] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.305759] [] entry_SYSENTER_compat+0x90/0xa2 [ 55.305761] Mem-Info: [ 55.305771] active_anon:1555 inactive_anon:42 isolated_anon:0 [ 55.305771] active_file:11 inactive_file:38 isolated_file:24 [ 55.305771] unevictable:0 dirty:0 writeback:0 unstable:0 [ 55.305771] slab_reclaimable:4394 slab_unreclaimable:55803 [ 55.305771] mapped:32 shmem:48 pagetables:264 bounce:0 [ 55.305771] free:6045 free_pcp:359 free_cma:0 [ 55.305779] Node 0 active_anon:6220kB inactive_anon:168kB active_file:44kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:128kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 55.305803] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:140kB local_pcp:124kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 55.305818] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:6220kB inactive_anon:168kB active_file:44kB inactive_file:152kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17576kB slab_unreclaimable:223052kB kernel_stack:3104kB pagetables:1028kB bounce:0kB free_pcp:1296kB local_pcp:588kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 55.305848] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB Normal: 237*4kB (UMH) 131*8kB (UMH) 43*16kB (MH) 28*32kB (UMH) 7*64kB (H) 8*128kB (UH) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5564kB 120 total pagecache pages [ 55.305899] 0 pages in swap cache [ 55.305902] Swap cache stats: add 0, delete 0, find 0/0 [ 55.305903] Free swap = 0kB [ 55.305904] Total swap = 0kB [ 55.305905] 1965979 pages RAM [ 55.305907] 0 pages HighMem/MovableOnly [ 55.305908] 313617 pages reserved [ 55.305909] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 55.305919] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 55.305938] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 55.305944] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 55.305951] [ 1894] 0 1894 14264 156 23 3 0 0 rsyslogd [ 55.305957] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 55.305962] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 55.305968] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 55.305973] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 55.305979] [ 2044] 0 2044 17820 1 39 3 0 0 sshd [ 55.305986] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 55.306022] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 55.306028] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 55.306034] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 55.306040] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 55.306046] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 55.306052] [ 2128] 0 2126 9509 0 15 2 0 1000 syz-executor.0 [ 55.306057] Out of memory: Kill process 1894 (rsyslogd) score 0 or sacrifice child [ 55.306189] Killed process 1894 (rsyslogd) total-vm:57056kB, anon-rss:624kB, file-rss:0kB, shmem-rss:0kB [ 55.307213] oom_reaper: reaped process 1894 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 55.308450] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 55.308457] CPU: 1 PID: 2131 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 55.308468] ffff88009f1ff5c0 ffffffff81b42e79 ffff88009f1ff980 ffffffff833e92b0 [ 55.308477] 00000000000003e8 ffff88009f1ff998 0000000000000000 ffff88009f1ff640 [ 55.308486] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 55.308487] Call Trace: [ 55.308499] [] dump_stack+0xc1/0x128 [ 55.308507] [] dump_header.isra.4+0x142/0x747 [ 55.308514] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 55.308520] [] ? ___ratelimit+0x53/0x401 [ 55.308527] [] oom_kill_process.cold.10+0xd/0xa6e [ 55.308540] [] ? check_preemption_disabled+0x3b/0x200 [ 55.308547] [] ? out_of_memory+0x6d4/0xe90 [ 55.308554] [] out_of_memory+0x292/0xe90 [ 55.308561] [] ? out_of_memory+0x410/0xe90 [ 55.308568] [] ? oom_killer_disable+0x200/0x200 [ 55.308576] [] ? trace_hardirqs_on+0xd/0x10 [ 55.308583] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 55.308591] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 55.308597] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 55.308605] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 55.308613] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 55.308620] [] ? check_preemption_disabled+0x3b/0x200 [ 55.308626] [] ? retint_kernel+0x2d/0x2d [ 55.308634] [] __vmalloc_node_range+0x25b/0x600 [ 55.308641] [] ? xt_alloc_table_info+0xc9/0x100 [ 55.308647] [] vmalloc+0x5b/0x70 [ 55.308653] [] ? xt_alloc_table_info+0xc9/0x100 [ 55.308659] [] xt_alloc_table_info+0xc9/0x100 [ 55.308667] [] compat_do_replace.isra.10+0x116/0x380 [ 55.308674] [] ? translate_compat_table+0x1870/0x1870 [ 55.308681] [] ? mutex_lock_nested+0x6b7/0x900 [ 55.308687] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 55.308696] [] ? __cap_capable+0x168/0x1c0 [ 55.308704] [] ? ns_capable_common+0x12a/0x150 [ 55.308712] [] compat_do_ip6t_set_ctl+0x102/0x140 [ 55.308719] [] compat_nf_setsockopt+0x8b/0x130 [ 55.308726] [] ? compat_do_replace.isra.10+0x380/0x380 [ 55.308734] [] compat_ipv6_setsockopt+0x15d/0x1d0 [ 55.308743] [] inet_csk_compat_setsockopt+0x97/0x120 [ 55.308749] [] ? ipv6_setsockopt+0x130/0x130 [ 55.308756] [] compat_tcp_setsockopt+0x3d/0x70 [ 55.308763] [] compat_sock_common_setsockopt+0xb4/0x150 [ 55.308770] [] ? do_tcp_setsockopt.isra.5+0x1ca0/0x1ca0 [ 55.308777] [] compat_SyS_setsockopt+0x169/0x550 [ 55.308783] [] ? sock_common_setsockopt+0xe0/0xe0 [ 55.308791] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 55.308799] [] ? compat_SyS_clock_gettime+0x131/0x1b0 [ 55.308806] [] ? compat_SyS_clock_settime+0x1a0/0x1a0 [ 55.308812] [] ? do_fast_syscall_32+0xcf/0xa10 [ 55.308819] [] ? scm_detach_fds_compat+0x3b0/0x3b0 [ 55.308826] [] do_fast_syscall_32+0x2f1/0xa10 [ 55.308833] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 55.308840] [] entry_SYSENTER_compat+0x90/0xa2 [ 55.308843] Mem-Info: [ 55.308858] active_anon:1380 inactive_anon:42 isolated_anon:0 [ 55.308858] active_file:11 inactive_file:38 isolated_file:24 [ 55.308858] unevictable:0 dirty:0 writeback:0 unstable:0 [ 55.308858] slab_reclaimable:4394 slab_unreclaimable:55803 [ 55.308858] mapped:32 shmem:48 pagetables:264 bounce:0 [ 55.308858] free:6030 free_pcp:398 free_cma:0 [ 55.308870] Node 0 active_anon:5520kB inactive_anon:168kB active_file:44kB inactive_file:152kB unevictable:0kB isolated(anon):0kB isolated(file):96kB mapped:128kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? yes [ 55.308886] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:160kB kernel_stack:32kB pagetables:28kB bounce:0kB free_pcp:140kB local_pcp:124kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 55.308909] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:5520kB inactive_anon:168kB active_file:44kB inactive_file:152kB unevictable:0kB writepending:0kB present:4718592kB managed:3589316kB mlocked:0kB slab_reclaimable:17576kB slab_unreclaimable:223052kB kernel_stack:3040kB pagetables:1028kB bounce:0kB free_pcp:1452kB local_pcp:744kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 55.308956] DMA32: 2*4kB (UM) 0*8kB 1*16kB (M) 1*32kB (M) 2*64kB (M) 2*128kB (M) 3*256kB (M) 2*512kB (UM) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18616kB Normal: 234*4kB (UMH) 125*8kB (UMH) 51*16kB (UMH) 26*32kB (MH) 8*64kB (H) 7*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5504kB 120 total pagecache pages [ 55.308996] 0 pages in swap cache [ 55.309000] Swap cache stats: add 0, delete 0, find 0/0 [ 55.309002] Free swap = 0kB [ 55.309004] Total swap = 0kB [ 55.309006] 1965979 pages RAM [ 55.309007] 0 pages HighMem/MovableOnly [ 55.309009] 313617 pages reserved [ 55.309011] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 55.309024] [ 470] 0 470 5384 181 15 3 0 -1000 udevd [ 55.309033] [ 583] 0 583 5746 538 15 3 0 -1000 udevd [ 55.309042] [ 584] 0 584 5383 180 14 3 0 -1000 udevd [ 55.309053] [ 1895] 0 1894 14264 0 23 3 0 0 rs:main Q:Reg [ 55.309062] [ 1949] 0 1949 3734 44 11 3 0 0 mcstransd [ 55.309071] [ 1951] 0 1951 4724 50 14 3 0 0 cron [ 55.309080] [ 1995] 0 1995 12489 152 28 3 0 -1000 sshd [ 55.309089] [ 2025] 0 2025 3648 40 13 3 0 0 getty [ 55.309098] [ 2044] 0 2044 17820 1 39 3 0 0 sshd [ 55.309109] [ 2110] 0 2110 3648 41 13 3 0 0 getty [ 55.309118] [ 2111] 0 2111 3648 42 13 3 0 0 getty [ 55.309127] [ 2112] 0 2112 3648 43 13 3 0 0 getty [ 55.309141] [ 2113] 0 2113 3648 42 12 3 0 0 getty [ 55.309150] [ 2114] 0 2114 3648 41 13 3 0 0 getty [ 55.309160] [ 2115] 0 2115 3648 43 13 3 0 0 getty [ 55.309169] [ 2128] 0 2126 9509 0 15 2 0 1000 syz-executor.0 [ 55.309176] Out of memory: Kill process 1951 (cron) score 0 or sacrifice child [ 55.309197] Killed process 1951 (cron) total-vm:18896kB, anon-rss:200kB, file-rss:0kB, shmem-rss:0kB [ 55.311576] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 55.311583] CPU: 1 PID: 2131 Comm: syz-executor.0 Not tainted 4.9.141+ #23 [ 55.311595] ffff88009f1ff5c0 ffffffff81b42e79 ffff88009f1ff980 ffffffff833e92b0 [ 55.311604] 00000000000003e8 ffff88009f1ff998 0000000000000000 ffff88009f1ff640 [ 55.311613] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 55.311614] Call Trace: [ 55.311624] [] dump_stack+0xc1/0x128 [ 55.311632] [] dump_header.isra.4+0x142/0x747 [ 55.311639] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 55.311646] [] ? ___ratelimit+0x53/0x401 [ 55.311654] [] oom_kill_process.cold.10+0xd/0xa6e [ 55.311661] [