[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 10.458559] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 14.627712] random: sshd: uninitialized urandom read (32 bytes read) [ 14.652417] random: crng init done Warning: Permanently added '10.128.0.225' (ECDSA) to the list of known hosts. 2019/11/26 14:47:26 parsed 1 programs 2019/11/26 14:47:28 executed programs: 0 [ 74.526659] audit: type=1400 audit(1574779648.117:5): avc: denied { sys_admin } for pid=2083 comm="syz-executor.3" 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 [ 74.547102] audit: type=1400 audit(1574779648.137:6): avc: denied { net_admin } for pid=2088 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 [ 74.810778] audit: type=1400 audit(1574779648.407:7): avc: denied { create } for pid=2088 comm="syz-executor.0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 74.870471] audit: type=1400 audit(1574779648.467:8): avc: denied { write } for pid=2091 comm="syz-executor.2" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 74.896689] audit: type=1400 audit(1574779648.467:9): avc: denied { read } for pid=2095 comm="syz-executor.5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 74.971154] audit: type=1400 audit(1574779648.567:10): avc: denied { sys_chroot } for pid=2091 comm="syz-executor.2" 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 [ 74.980301] audit: type=1400 audit(1574779648.567:11): avc: denied { associate } for pid=2095 comm="syz-executor.5" name="syz5" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 76.619610] lowmemorykiller: Killing 'syz-executor.5' (2245) (tgid 2236), adj 1000, [ 76.619610] to free 1124kB on behalf of 'syz-executor.4' (2288) because [ 76.619610] cache 55528kB is below limit 65536kB for oom_score_adj 12 [ 76.619610] Free memory is -13184kB above reserved [ 76.620646] lowmemorykiller: Killing 'syz-executor.5' (2245) (tgid 2236), adj 1000, [ 76.620646] to free 1124kB on behalf of 'kswapd0' (33) because [ 76.620646] cache 54828kB is below limit 65536kB for oom_score_adj 12 [ 76.620646] Free memory is -12584kB above reserved [ 77.490578] syz-executor.4 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.507462] CPU: 1 PID: 2258 Comm: syz-executor.4 Not tainted 4.9.141+ #1 [ 77.514399] ffff8801bbd4f650 ffffffff81b42e79 ffff8801bbd4fa10 ffffffff833e92b0 [ 77.522421] 00000000000003e8 ffff8801bbd4fa28 0000000000000000 ffff8801bbd4f6d0 [ 77.530468] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 77.538518] Call Trace: [ 77.541101] [] dump_stack+0xc1/0x128 [ 77.546474] [] dump_header.isra.4+0x142/0x747 [ 77.552619] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.559732] [] ? ___ratelimit+0x53/0x401 [ 77.565436] [] oom_kill_process.cold.10+0xd/0xa6e [ 77.571921] [] ? has_capability_noaudit+0x24/0x30 [ 77.578400] [] ? check_preemption_disabled+0x3b/0x200 [ 77.585354] [] ? out_of_memory+0x6d4/0xe90 [ 77.591250] [] out_of_memory+0x292/0xe90 [ 77.596958] [] ? out_of_memory+0x410/0xe90 [ 77.602836] [] ? oom_killer_disable+0x200/0x200 [ 77.609146] [] ? trace_hardirqs_on+0xd/0x10 [ 77.615109] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 77.621944] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 77.628598] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 77.635429] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.642087] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 77.648918] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.655492] [] __vmalloc_node_range+0x25b/0x600 [ 77.661799] [] ? xt_alloc_table_info+0xc9/0x100 [ 77.668105] [] vmalloc+0x5b/0x70 [ 77.673111] [] ? xt_alloc_table_info+0xc9/0x100 [ 77.679451] [] xt_alloc_table_info+0xc9/0x100 [ 77.686600] [] do_ipt_set_ctl+0x235/0x460 [ 77.692426] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 77.698984] [] ? mutex_unlock+0x9/0x10 [ 77.704498] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 77.711573] [] nf_setsockopt+0x6d/0xc0 [ 77.717091] [] ip_setsockopt+0x88/0xa0 [ 77.722607] [] udp_setsockopt+0x4a/0x90 [ 77.728212] [] ipv6_setsockopt+0x10a/0x130 [ 77.734076] [] tcp_setsockopt+0x88/0xe0 [ 77.739687] [] sock_common_setsockopt+0x9a/0xe0 [ 77.745994] [] SyS_setsockopt+0x166/0x260 [ 77.751786] [] ? SyS_recv+0x40/0x40 [ 77.757041] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 77.763248] [] ? SyS_clock_settime+0x220/0x220 [ 77.769457] [] ? do_syscall_64+0x48/0x550 [ 77.775228] [] ? SyS_recv+0x40/0x40 [ 77.780484] [] do_syscall_64+0x19f/0x550 [ 77.786178] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.839442] lowmemorykiller: Killing 'syz-executor.5' (2245) (tgid 2236), adj 1000, [ 77.839442] to free 184kB on behalf of 'syz-executor.0' (2273) because [ 77.839442] cache 172kB is below limit 6144kB for oom_score_adj 0 [ 77.839442] Free memory is -13312kB above reserved [ 77.839451] lowmemorykiller: Killing 'syz-executor.5' (2245) (tgid 2236), adj 1000, [ 77.839451] to free 184kB on behalf of 'syz-executor.2' (2290) because [ 77.839451] cache 172kB is below limit 6144kB for oom_score_adj 0 [ 77.839451] Free memory is -13312kB above reserved [ 77.874397] Mem-Info: [ 77.874417] active_anon:5249 inactive_anon:41 isolated_anon:0 [ 77.874417] active_file:12 inactive_file:31 isolated_file:0 [ 77.874417] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.874417] slab_reclaimable:4677 slab_unreclaimable:57326 [ 77.874417] mapped:14 shmem:48 pagetables:464 bounce:0 [ 77.874417] free:6048 free_pcp:60 free_cma:0 [ 77.874432] Node 0 active_anon:20996kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 77.874451] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.874477] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20924kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.874540] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 77.874586] 0 pages in swap cache [ 77.874590] Swap cache stats: add 0, delete 0, find 0/0 [ 77.874592] Free swap = 0kB [ 77.874594] Total swap = 0kB [ 77.874597] 1965979 pages RAM [ 77.874599] 0 pages HighMem/MovableOnly [ 77.874601] 313618 pages reserved [ 77.874603] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.874621] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 77.874631] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 77.874641] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 77.874649] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 77.874657] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 77.874664] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 77.874672] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 77.874679] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 77.874687] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 77.874694] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 77.874702] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 77.874709] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 77.874716] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 77.874724] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 77.874732] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 77.874739] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 77.874746] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 77.874754] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 77.874762] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 77.874769] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 77.874777] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 77.874784] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 77.874792] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 77.874799] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 77.874807] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 77.874815] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 77.874823] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 77.874830] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 77.874837] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 77.874845] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 77.874862] [ 2245] 0 2236 9608 46 10 4 0 1000 syz-executor.5 [ 77.874874] [ 2258] 0 2247 9575 45 9 4 0 1000 syz-executor.4 [ 77.874885] [ 2249] 0 2249 9608 46 10 4 0 1000 syz-executor.5 [ 77.874897] [ 2257] 0 2251 9575 43 9 4 0 1000 syz-executor.1 [ 77.874907] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 77.874919] [ 2259] 0 2253 9575 45 9 4 0 1000 syz-executor.2 [ 77.874930] [ 2260] 0 2260 9575 45 9 4 0 1000 syz-executor.4 [ 77.874940] [ 2261] 0 2261 9575 43 9 4 0 1000 syz-executor.1 [ 77.874952] [ 2262] 0 2262 9575 45 9 4 0 1000 syz-executor.2 [ 77.874963] [ 2273] 0 2267 9575 44 9 4 0 1000 syz-executor.0 [ 77.874975] [ 2275] 0 2268 9575 43 9 4 0 1000 syz-executor.3 [ 77.874986] [ 2274] 0 2274 9575 44 9 4 0 1000 syz-executor.0 [ 77.874997] [ 2276] 0 2276 9575 43 9 4 0 1000 syz-executor.3 [ 77.875008] [ 2284] 0 2284 9608 46 10 4 0 1000 syz-executor.5 [ 77.875019] [ 2291] 0 2291 9575 45 9 4 0 1000 syz-executor.4 [ 77.875029] [ 2292] 0 2292 9575 45 9 4 0 1000 syz-executor.2 [ 77.875040] [ 2293] 0 2293 9575 43 9 4 0 1000 syz-executor.1 [ 77.875051] [ 2300] 0 2300 9575 44 9 4 0 1000 syz-executor.0 [ 77.875062] [ 2301] 0 2301 9575 43 9 4 0 1000 syz-executor.3 [ 77.875067] Out of memory: Kill process 2236 (syz-executor.5) score 999 or sacrifice child [ 77.875432] Killed process 2249 (syz-executor.5) total-vm:38432kB, anon-rss:160kB, file-rss:24kB, shmem-rss:0kB [ 77.880243] oom_reaper: reaped process 2249 (syz-executor.5), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.884321] syz-executor.2 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.884329] CPU: 1 PID: 2259 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 77.884346] ffff8801bb49f650 ffffffff81b42e79 ffff8801bb49fa10 ffffffff833e92b0 [ 77.884379] 00000000000003e8 ffff8801bb49fa28 0000000000000000 ffff8801bb49f6d0 [ 77.884388] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 77.884390] Call Trace: [ 77.884404] [] dump_stack+0xc1/0x128 [ 77.884414] [] dump_header.isra.4+0x142/0x747 [ 77.884422] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.884431] [] ? ___ratelimit+0x53/0x401 [ 77.884439] [] oom_kill_process.cold.10+0xd/0xa6e [ 77.884448] [] ? has_capability_noaudit+0x24/0x30 [ 77.884456] [] ? check_preemption_disabled+0x3b/0x200 [ 77.884464] [] ? out_of_memory+0x6d4/0xe90 [ 77.884472] [] out_of_memory+0x292/0xe90 [ 77.884479] [] ? out_of_memory+0x410/0xe90 [ 77.884487] [] ? oom_killer_disable+0x200/0x200 [ 77.884495] [] ? trace_hardirqs_on+0xd/0x10 [ 77.884503] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 77.884511] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 77.884518] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 77.884526] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.884533] [] ? retint_kernel+0x2d/0x2d [ 77.884540] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 77.884549] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.884556] [] ? retint_kernel+0x2d/0x2d [ 77.884564] [] __vmalloc_node_range+0x25b/0x600 [ 77.884574] [] ? xt_alloc_table_info+0xc9/0x100 [ 77.884580] [] vmalloc+0x5b/0x70 [ 77.884587] [] ? xt_alloc_table_info+0xc9/0x100 [ 77.884594] [] xt_alloc_table_info+0xc9/0x100 [ 77.884602] [] do_ipt_set_ctl+0x235/0x460 [ 77.884610] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 77.884620] [] ? mutex_unlock+0x9/0x10 [ 77.884628] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 77.884635] [] nf_setsockopt+0x6d/0xc0 [ 77.884645] [] ip_setsockopt+0x88/0xa0 [ 77.884654] [] udp_setsockopt+0x4a/0x90 [ 77.884663] [] ipv6_setsockopt+0x10a/0x130 [ 77.884670] [] tcp_setsockopt+0x88/0xe0 [ 77.884679] [] sock_common_setsockopt+0x9a/0xe0 [ 77.884686] [] SyS_setsockopt+0x166/0x260 [ 77.884693] [] ? SyS_recv+0x40/0x40 [ 77.884701] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 77.884709] [] ? SyS_clock_settime+0x220/0x220 [ 77.884715] [] ? do_syscall_64+0x48/0x550 [ 77.884722] [] ? SyS_recv+0x40/0x40 [ 77.884728] [] do_syscall_64+0x19f/0x550 [ 77.884736] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.884739] Mem-Info: [ 77.884756] active_anon:5224 inactive_anon:41 isolated_anon:0 [ 77.884756] active_file:12 inactive_file:31 isolated_file:0 [ 77.884756] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.884756] slab_reclaimable:4677 slab_unreclaimable:57326 [ 77.884756] mapped:14 shmem:48 pagetables:464 bounce:0 [ 77.884756] free:6048 free_pcp:88 free_cma:0 [ 77.884769] Node 0 active_anon:20896kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 77.884787] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.884813] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20824kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:232kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.884865] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 77.884910] 0 pages in swap cache [ 77.884914] Swap cache stats: add 0, delete 0, find 0/0 [ 77.884916] Free swap = 0kB [ 77.884918] Total swap = 0kB [ 77.884921] 1965979 pages RAM [ 77.884923] 0 pages HighMem/MovableOnly [ 77.884925] 313618 pages reserved [ 77.884927] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.884941] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 77.884952] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 77.884962] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 77.884970] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 77.884977] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 77.884985] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 77.884992] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 77.884999] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 77.885007] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 77.885014] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 77.885021] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 77.885028] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 77.885035] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 77.885042] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 77.885050] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 77.885057] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 77.885064] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 77.885072] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 77.885079] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 77.885086] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 77.885093] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 77.885101] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 77.885108] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 77.885116] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 77.885123] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 77.885130] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 77.885138] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 77.885145] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 77.885152] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 77.885159] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 77.885167] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 77.885178] [ 2258] 0 2247 9575 45 9 4 0 1000 syz-executor.4 [ 77.885189] [ 2257] 0 2251 9575 43 9 4 0 1000 syz-executor.1 [ 77.885200] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 77.885210] [ 2259] 0 2253 9575 45 9 4 0 1000 syz-executor.2 [ 77.885220] [ 2260] 0 2260 9575 45 9 4 0 1000 syz-executor.4 [ 77.885230] [ 2261] 0 2261 9575 43 9 4 0 1000 syz-executor.1 [ 77.885240] [ 2262] 0 2262 9575 45 9 4 0 1000 syz-executor.2 [ 77.885251] [ 2273] 0 2267 9575 44 9 4 0 1000 syz-executor.0 [ 77.885262] [ 2275] 0 2268 9575 43 9 4 0 1000 syz-executor.3 [ 77.885271] [ 2274] 0 2274 9575 44 9 4 0 1000 syz-executor.0 [ 77.885281] [ 2276] 0 2276 9575 43 9 4 0 1000 syz-executor.3 [ 77.885291] [ 2291] 0 2291 9575 45 9 4 0 1000 syz-executor.4 [ 77.885301] [ 2292] 0 2292 9575 45 9 4 0 1000 syz-executor.2 [ 77.885311] [ 2293] 0 2293 9575 43 9 4 0 1000 syz-executor.1 [ 77.885321] [ 2300] 0 2300 9575 44 9 4 0 1000 syz-executor.0 [ 77.885331] [ 2301] 0 2301 9575 43 9 4 0 1000 syz-executor.3 [ 77.885337] Out of memory: Kill process 2247 (syz-executor.4) score 999 or sacrifice child [ 77.885380] Killed process 2260 (syz-executor.4) total-vm:38300kB, anon-rss:156kB, file-rss:24kB, shmem-rss:0kB [ 77.971875] oom_reaper: reaped process 2260 (syz-executor.4), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 77.976247] syz-executor.2 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 77.976255] CPU: 1 PID: 2259 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 77.976269] ffff8801bb49f650 ffffffff81b42e79 ffff8801bb49fa10 ffffffff833e92b0 [ 77.976278] 00000000000003e8 ffff8801bb49fa28 0000000000000000 ffff8801bb49f6d0 [ 77.976287] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 77.976289] Call Trace: [ 77.976304] [] dump_stack+0xc1/0x128 [ 77.976313] [] dump_header.isra.4+0x142/0x747 [ 77.976321] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 77.976328] [] ? ___ratelimit+0x53/0x401 [ 77.976335] [] oom_kill_process.cold.10+0xd/0xa6e [ 77.976345] [] ? has_capability_noaudit+0x24/0x30 [ 77.976353] [] ? check_preemption_disabled+0x3b/0x200 [ 77.976362] [] ? out_of_memory+0x6d4/0xe90 [ 77.976368] [] out_of_memory+0x292/0xe90 [ 77.976375] [] ? out_of_memory+0x410/0xe90 [ 77.976382] [] ? oom_killer_disable+0x200/0x200 [ 77.976389] [] ? trace_hardirqs_on+0xd/0x10 [ 77.976396] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 77.976403] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 77.976410] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 77.976418] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 77.976424] [] ? retint_kernel+0x2d/0x2d [ 77.976431] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 77.976439] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 77.976445] [] ? retint_kernel+0x2d/0x2d [ 77.976453] [] __vmalloc_node_range+0x25b/0x600 [ 77.976460] [] ? xt_alloc_table_info+0xc9/0x100 [ 77.976467] [] vmalloc+0x5b/0x70 [ 77.976473] [] ? xt_alloc_table_info+0xc9/0x100 [ 77.976479] [] xt_alloc_table_info+0xc9/0x100 [ 77.976487] [] do_ipt_set_ctl+0x235/0x460 [ 77.976494] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 77.976502] [] ? mutex_unlock+0x9/0x10 [ 77.976511] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 77.976517] [] nf_setsockopt+0x6d/0xc0 [ 77.976526] [] ip_setsockopt+0x88/0xa0 [ 77.976533] [] udp_setsockopt+0x4a/0x90 [ 77.976541] [] ipv6_setsockopt+0x10a/0x130 [ 77.976547] [] tcp_setsockopt+0x88/0xe0 [ 77.976555] [] sock_common_setsockopt+0x9a/0xe0 [ 77.976562] [] SyS_setsockopt+0x166/0x260 [ 77.976568] [] ? SyS_recv+0x40/0x40 [ 77.976575] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 77.976582] [] ? SyS_clock_settime+0x220/0x220 [ 77.976588] [] ? do_syscall_64+0x48/0x550 [ 77.976594] [] ? SyS_recv+0x40/0x40 [ 77.976600] [] do_syscall_64+0x19f/0x550 [ 77.976607] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 77.976610] Mem-Info: [ 77.976626] active_anon:5199 inactive_anon:41 isolated_anon:0 [ 77.976626] active_file:12 inactive_file:31 isolated_file:0 [ 77.976626] unevictable:0 dirty:0 writeback:0 unstable:0 [ 77.976626] slab_reclaimable:4677 slab_unreclaimable:57326 [ 77.976626] mapped:14 shmem:48 pagetables:464 bounce:0 [ 77.976626] free:6048 free_pcp:114 free_cma:0 [ 77.976638] Node 0 active_anon:20796kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 77.976654] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:128kB local_pcp:128kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 77.976678] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20824kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:328kB local_pcp:216kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 77.976727] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 77.976768] 0 pages in swap cache [ 77.976772] Swap cache stats: add 0, delete 0, find 0/0 [ 77.976774] Free swap = 0kB [ 77.976775] Total swap = 0kB [ 77.976777] 1965979 pages RAM [ 77.976779] 0 pages HighMem/MovableOnly [ 77.976781] 313618 pages reserved [ 77.976783] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 77.976799] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 77.976809] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 77.976818] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 77.976827] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 77.976837] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 77.976846] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 77.976855] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 77.976864] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 77.976873] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 77.976882] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 77.976891] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 77.976900] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 77.976909] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 77.976918] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 77.976927] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 77.976936] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 77.976945] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 77.976954] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 77.976963] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 77.976973] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 77.977004] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 77.977013] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 77.977023] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 77.977032] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 77.977041] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 77.977050] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 77.977060] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 77.977069] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 77.977078] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 77.977087] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 77.977098] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 77.977108] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 77.977118] [ 2257] 0 2251 9575 43 9 4 0 1000 syz-executor.1 [ 77.977127] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 77.977137] [ 2259] 0 2253 9575 45 9 4 0 1000 syz-executor.2 [ 77.977147] [ 2261] 0 2261 9575 43 9 4 0 1000 syz-executor.1 [ 77.977156] [ 2262] 0 2262 9575 45 9 4 0 1000 syz-executor.2 [ 77.977166] [ 2273] 0 2267 9575 44 9 4 0 1000 syz-executor.0 [ 77.977176] [ 2275] 0 2268 9575 43 9 4 0 1000 syz-executor.3 [ 77.977185] [ 2274] 0 2274 9575 44 9 4 0 1000 syz-executor.0 [ 77.977194] [ 2276] 0 2276 9575 43 9 4 0 1000 syz-executor.3 [ 77.977205] [ 2292] 0 2292 9575 45 9 4 0 1000 syz-executor.2 [ 77.977215] [ 2293] 0 2293 9575 43 9 4 0 1000 syz-executor.1 [ 77.977224] [ 2300] 0 2300 9575 44 9 4 0 1000 syz-executor.0 [ 77.977233] [ 2301] 0 2301 9575 43 9 4 0 1000 syz-executor.3 [ 77.977238] Out of memory: Kill process 2253 (syz-executor.2) score 999 or sacrifice child [ 77.977272] Killed process 2262 (syz-executor.2) total-vm:38300kB, anon-rss:156kB, file-rss:24kB, shmem-rss:0kB [ 78.024508] oom_reaper: reaped process 2262 (syz-executor.2), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 78.034648] syz-executor.3 invoked oom-killer: gfp_mask=0x24082c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN|__GFP_ZERO), nodemask=0, order=0, oom_score_adj=1000 [ 78.034656] CPU: 1 PID: 2299 Comm: syz-executor.3 Not tainted 4.9.141+ #1 [ 78.034673] ffff88008a0875b8 ffffffff81b42e79 ffff88008a087978 ffffffff833e92b0 [ 78.034684] 00000000000003e8 ffff88008a087990 0000000000000000 ffff88008a087638 [ 78.034693] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 78.034695] Call Trace: [ 78.034710] [] dump_stack+0xc1/0x128 [ 78.034721] [] dump_header.isra.4+0x142/0x747 [ 78.034729] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.034737] [] ? ___ratelimit+0x53/0x401 [ 78.034744] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.034754] [] ? has_capability_noaudit+0x24/0x30 [ 78.034763] [] ? check_preemption_disabled+0x3b/0x200 [ 78.034771] [] ? out_of_memory+0x6d4/0xe90 [ 78.034779] [] out_of_memory+0x292/0xe90 [ 78.034786] [] ? out_of_memory+0x410/0xe90 [ 78.034794] [] ? oom_killer_disable+0x200/0x200 [ 78.034802] [] ? trace_hardirqs_on+0xd/0x10 [ 78.034811] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.034819] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.034828] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.034835] [] ? retint_kernel+0x2d/0x2d [ 78.034842] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 78.034852] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.034859] [] __vmalloc_node_range+0x25b/0x600 [ 78.034867] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.034875] [] __vmalloc_node_range+0x4a0/0x600 [ 78.034882] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.034888] [] vmalloc+0x5b/0x70 [ 78.034895] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.034902] [] xt_alloc_table_info+0xc9/0x100 [ 78.034910] [] do_ipt_set_ctl+0x235/0x460 [ 78.034918] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 78.034927] [] ? mutex_unlock+0x9/0x10 [ 78.034936] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 78.034943] [] nf_setsockopt+0x6d/0xc0 [ 78.034951] [] ip_setsockopt+0x88/0xa0 [ 78.034961] [] udp_setsockopt+0x4a/0x90 [ 78.034971] [] ipv6_setsockopt+0x10a/0x130 [ 78.034978] [] tcp_setsockopt+0x88/0xe0 [ 78.034987] [] sock_common_setsockopt+0x9a/0xe0 [ 78.034994] [] SyS_setsockopt+0x166/0x260 [ 78.035001] [] ? SyS_recv+0x40/0x40 [ 78.035010] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 78.035017] [] ? SyS_clock_settime+0x220/0x220 [ 78.035023] [] ? do_syscall_64+0x48/0x550 [ 78.035030] [] ? SyS_recv+0x40/0x40 [ 78.035036] [] do_syscall_64+0x19f/0x550 [ 78.035044] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 78.035047] Mem-Info: [ 78.035064] active_anon:5174 inactive_anon:41 isolated_anon:0 [ 78.035064] active_file:12 inactive_file:31 isolated_file:0 [ 78.035064] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.035064] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.035064] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.035064] free:6048 free_pcp:140 free_cma:0 [ 78.035077] Node 0 active_anon:20696kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.035095] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:136kB local_pcp:136kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.035120] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20724kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:424kB local_pcp:312kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.035175] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 78.035220] 0 pages in swap cache [ 78.035224] Swap cache stats: add 0, delete 0, find 0/0 [ 78.035226] Free swap = 0kB [ 78.035228] Total swap = 0kB [ 78.035230] 1965979 pages RAM [ 78.035232] 0 pages HighMem/MovableOnly [ 78.035234] 313618 pages reserved [ 78.035237] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.035252] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.035263] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.035273] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.035283] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.035293] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.035303] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.035312] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.035319] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.035327] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.035334] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.035342] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.035349] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.035362] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.035369] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.035376] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.035384] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.035391] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.035399] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.035406] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.035413] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 78.035421] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 78.035428] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.035436] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.035443] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 78.035450] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.035458] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.035465] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.035473] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.035480] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.035488] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.035499] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.035510] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.035522] [ 2257] 0 2251 9575 43 9 4 0 1000 syz-executor.1 [ 78.035532] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.035543] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.035554] [ 2261] 0 2261 9575 43 9 4 0 1000 syz-executor.1 [ 78.035566] [ 2273] 0 2267 9575 44 9 4 0 1000 syz-executor.0 [ 78.035576] [ 2275] 0 2268 9575 43 9 4 0 1000 syz-executor.3 [ 78.035586] [ 2274] 0 2274 9575 44 9 4 0 1000 syz-executor.0 [ 78.035596] [ 2276] 0 2276 9575 43 9 4 0 1000 syz-executor.3 [ 78.035610] [ 2293] 0 2293 9575 43 9 4 0 1000 syz-executor.1 [ 78.035620] [ 2300] 0 2300 9575 44 9 4 0 1000 syz-executor.0 [ 78.035630] [ 2301] 0 2301 9575 43 9 4 0 1000 syz-executor.3 [ 78.035635] Out of memory: Kill process 2267 (syz-executor.0) score 999 or sacrifice child [ 78.035685] Killed process 2274 (syz-executor.0) total-vm:38300kB, anon-rss:152kB, file-rss:24kB, shmem-rss:0kB [ 78.114509] oom_reaper: reaped process 2274 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 78.159487] rsyslogd invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 78.159496] CPU: 0 PID: 1890 Comm: rsyslogd Not tainted 4.9.141+ #1 [ 78.159512] ffff8801d3bd76f8 ffffffff81b42e79 ffff8801d3bd7ab8 ffffffff833e92b0 [ 78.159522] 0000000000000000 ffff8801d3bd7ad0 0000000000000000 ffff8801d3bd7778 [ 78.159532] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 78.159534] Call Trace: [ 78.159551] [] dump_stack+0xc1/0x128 [ 78.159560] [] dump_header.isra.4+0x142/0x747 [ 78.159569] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.159576] [] ? ___ratelimit+0x53/0x401 [ 78.159584] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.159593] [] ? rcu_read_unlock_special+0x6d0/0xb20 [ 78.159603] [] ? has_capability_noaudit+0x24/0x30 [ 78.159612] [] ? out_of_memory+0x6d4/0xe90 [ 78.159619] [] out_of_memory+0x292/0xe90 [ 78.159626] [] ? out_of_memory+0x410/0xe90 [ 78.159634] [] ? oom_killer_disable+0x200/0x200 [ 78.159641] [] ? trace_hardirqs_on+0xd/0x10 [ 78.159649] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.159657] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.159664] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.159673] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.159681] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 78.159688] [] ? find_get_entry+0x11a/0x570 [ 78.159695] [] ? find_get_entry+0x141/0x570 [ 78.159702] [] ? page_cache_prev_hole+0x80/0x80 [ 78.159710] [] ? autoremove_wake_function+0x40/0x40 [ 78.159718] [] ? pagecache_get_page+0x131/0x710 [ 78.159725] [] filemap_fault+0xaf1/0x1110 [ 78.159734] [] ext4_filemap_fault+0x71/0xa0 [ 78.159741] [] __do_fault+0x223/0x500 [ 78.159748] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 78.159756] [] ? generic_file_readonly_mmap+0x190/0x190 [ 78.159763] [] handle_mm_fault+0x1326/0x2350 [ 78.159770] [] ? vm_insert_page+0x6f0/0x6f0 [ 78.159777] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.159786] [] __do_page_fault+0x403/0xa60 [ 78.159793] [] ? bad_area_access_error+0x3a0/0x3a0 [ 78.159802] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 78.159809] [] do_page_fault+0x27/0x30 [ 78.159817] [] page_fault+0x25/0x30 [ 78.159820] Mem-Info: [ 78.159837] active_anon:5149 inactive_anon:41 isolated_anon:0 [ 78.159837] active_file:12 inactive_file:31 isolated_file:0 [ 78.159837] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.159837] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.159837] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.159837] free:6048 free_pcp:166 free_cma:0 [ 78.159850] Node 0 active_anon:20596kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.159868] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:160kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.159895] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20624kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:504kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.159966] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 78.160017] 0 pages in swap cache [ 78.160021] Swap cache stats: add 0, delete 0, find 0/0 [ 78.160023] Free swap = 0kB [ 78.160025] Total swap = 0kB [ 78.160027] 1965979 pages RAM [ 78.160029] 0 pages HighMem/MovableOnly [ 78.160031] 313618 pages reserved [ 78.160034] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.160051] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.160061] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.160071] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.160080] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.160087] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.160094] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.160102] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.160109] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.160117] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.160124] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.160132] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.160139] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.160146] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.160153] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.160161] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.160168] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.160175] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.160183] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.160190] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.160197] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 78.160205] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 78.160212] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.160220] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.160227] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 78.160234] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.160242] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.160250] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.160257] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.160264] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.160272] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.160280] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.160291] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.160303] [ 2257] 0 2251 9575 43 9 4 0 1000 syz-executor.1 [ 78.160314] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.160325] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.160342] [ 2261] 0 2261 9575 43 9 4 0 1000 syz-executor.1 [ 78.160356] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 78.160366] [ 2275] 0 2268 9575 43 9 4 0 1000 syz-executor.3 [ 78.160378] [ 2276] 0 2276 9575 43 9 4 0 1000 syz-executor.3 [ 78.160392] [ 2293] 0 2293 9575 43 9 4 0 1000 syz-executor.1 [ 78.160404] [ 2301] 0 2301 9575 43 9 4 0 1000 syz-executor.3 [ 78.160410] Out of memory: Kill process 2251 (syz-executor.1) score 999 or sacrifice child [ 78.160787] Killed process 2261 (syz-executor.1) total-vm:38300kB, anon-rss:148kB, file-rss:24kB, shmem-rss:0kB [ 78.179769] oom_reaper: reaped process 2261 (syz-executor.1), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 78.181569] syz-executor.2 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 78.181577] CPU: 1 PID: 2091 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 78.181593] ffff8801cd94f6f8 ffffffff81b42e79 ffff8801cd94fab8 ffffffff833e92b0 [ 78.181603] 0000000000000000 ffff8801cd94fad0 0000000000000000 ffff8801cd94f778 [ 78.181612] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 78.181614] Call Trace: [ 78.181628] [] dump_stack+0xc1/0x128 [ 78.181638] [] dump_header.isra.4+0x142/0x747 [ 78.181646] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.181655] [] ? ___ratelimit+0x53/0x401 [ 78.181663] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.181672] [] ? has_capability_noaudit+0x24/0x30 [ 78.181681] [] ? check_preemption_disabled+0x3b/0x200 [ 78.181690] [] ? out_of_memory+0x6d4/0xe90 [ 78.181698] [] out_of_memory+0x292/0xe90 [ 78.181705] [] ? out_of_memory+0x410/0xe90 [ 78.181713] [] ? oom_killer_disable+0x200/0x200 [ 78.181720] [] ? trace_hardirqs_on+0xd/0x10 [ 78.181728] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.181737] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.181745] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.181754] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.181761] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 78.181768] [] ? find_get_entry+0x11a/0x570 [ 78.181775] [] ? find_get_entry+0x141/0x570 [ 78.181783] [] ? page_cache_prev_hole+0x80/0x80 [ 78.181790] [] ? pagecache_get_page+0x131/0x710 [ 78.181797] [] filemap_fault+0xaf1/0x1110 [ 78.181806] [] ext4_filemap_fault+0x71/0xa0 [ 78.181813] [] __do_fault+0x223/0x500 [ 78.181820] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 78.181828] [] ? generic_file_readonly_mmap+0x190/0x190 [ 78.181840] [] handle_mm_fault+0x1326/0x2350 [ 78.181847] [] ? vm_insert_page+0x6f0/0x6f0 [ 78.181854] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.181864] [] __do_page_fault+0x403/0xa60 [ 78.181871] [] ? bad_area_access_error+0x3a0/0x3a0 [ 78.181881] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 78.181888] [] do_page_fault+0x27/0x30 [ 78.181896] [] page_fault+0x25/0x30 [ 78.181899] Mem-Info: [ 78.181916] active_anon:5124 inactive_anon:41 isolated_anon:0 [ 78.181916] active_file:12 inactive_file:31 isolated_file:0 [ 78.181916] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.181916] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.181916] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.181916] free:6048 free_pcp:192 free_cma:0 [ 78.181929] Node 0 active_anon:20496kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.181947] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:168kB local_pcp:168kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.181974] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20524kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:600kB local_pcp:488kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.182030] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 78.182077] 0 pages in swap cache [ 78.182081] Swap cache stats: add 0, delete 0, find 0/0 [ 78.182083] Free swap = 0kB [ 78.182085] Total swap = 0kB [ 78.182087] 1965979 pages RAM [ 78.182090] 0 pages HighMem/MovableOnly [ 78.182092] 313618 pages reserved [ 78.182094] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.182110] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.182121] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.182131] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.182141] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.182152] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.182160] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.182168] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.182175] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.182183] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.182190] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.182198] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.182205] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.182212] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.182220] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.182227] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.182234] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.182242] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.182249] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.182256] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.182264] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 78.182271] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 78.182278] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.182286] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.182293] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 78.182300] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.182308] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.182315] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.182323] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.182330] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.182338] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.182346] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.182357] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.182369] [ 2257] 0 2251 9575 0 9 4 0 1000 syz-executor.1 [ 78.182379] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.182390] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.182405] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 78.182415] [ 2275] 0 2268 9575 43 9 4 0 1000 syz-executor.3 [ 78.182427] [ 2276] 0 2276 9575 43 9 4 0 1000 syz-executor.3 [ 78.182443] [ 2301] 0 2301 9575 43 9 4 0 1000 syz-executor.3 [ 78.182449] Out of memory: Kill process 2268 (syz-executor.3) score 999 or sacrifice child [ 78.182484] Killed process 2276 (syz-executor.3) total-vm:38300kB, anon-rss:148kB, file-rss:24kB, shmem-rss:0kB [ 78.222894] oom_reaper: reaped process 2276 (syz-executor.3), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 78.224233] syz-executor.1 invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 78.224242] CPU: 0 PID: 2090 Comm: syz-executor.1 Not tainted 4.9.141+ #1 [ 78.224257] ffff8801cd9276f8 ffffffff81b42e79 ffff8801cd927ab8 ffffffff833e92b0 [ 78.224267] 0000000000000000 ffff8801cd927ad0 0000000000000000 ffff8801cd927778 [ 78.224277] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 78.224278] Call Trace: [ 78.224293] [] dump_stack+0xc1/0x128 [ 78.224303] [] dump_header.isra.4+0x142/0x747 [ 78.224312] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.224319] [] ? ___ratelimit+0x53/0x401 [ 78.224327] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.224340] [] ? check_preemption_disabled+0x3b/0x200 [ 78.224350] [] ? out_of_memory+0x6d4/0xe90 [ 78.224357] [] out_of_memory+0x292/0xe90 [ 78.224365] [] ? out_of_memory+0x410/0xe90 [ 78.224373] [] ? oom_killer_disable+0x200/0x200 [ 78.224381] [] ? trace_hardirqs_on+0xd/0x10 [ 78.224389] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.224397] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.224405] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.224414] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.224421] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 78.224428] [] ? find_get_entry+0x11a/0x570 [ 78.224435] [] ? find_get_entry+0x141/0x570 [ 78.224442] [] ? page_cache_prev_hole+0x80/0x80 [ 78.224450] [] ? pagecache_get_page+0x131/0x710 [ 78.224457] [] filemap_fault+0xaf1/0x1110 [ 78.224466] [] ext4_filemap_fault+0x71/0xa0 [ 78.224473] [] __do_fault+0x223/0x500 [ 78.224480] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 78.224488] [] ? generic_file_readonly_mmap+0x190/0x190 [ 78.224495] [] handle_mm_fault+0x1326/0x2350 [ 78.224503] [] ? vm_insert_page+0x6f0/0x6f0 [ 78.224510] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 78.224519] [] __do_page_fault+0x403/0xa60 [ 78.224526] [] ? bad_area_access_error+0x3a0/0x3a0 [ 78.224535] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 78.224542] [] do_page_fault+0x27/0x30 [ 78.224550] [] page_fault+0x25/0x30 [ 78.224554] Mem-Info: [ 78.224570] active_anon:5099 inactive_anon:41 isolated_anon:0 [ 78.224570] active_file:12 inactive_file:31 isolated_file:0 [ 78.224570] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.224570] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.224570] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.224570] free:6048 free_pcp:218 free_cma:0 [ 78.224583] Node 0 active_anon:20396kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.224601] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:192kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.224628] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20424kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4320kB pagetables:1856kB bounce:0kB free_pcp:680kB local_pcp:112kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.224684] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 36*32kB (MH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5576kB 91 total pagecache pages [ 78.224731] 0 pages in swap cache [ 78.224735] Swap cache stats: add 0, delete 0, find 0/0 [ 78.224737] Free swap = 0kB [ 78.224739] Total swap = 0kB [ 78.224742] 1965979 pages RAM [ 78.224744] 0 pages HighMem/MovableOnly [ 78.224746] 313618 pages reserved [ 78.224748] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.224764] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.224773] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.224781] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.224788] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.224796] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.224803] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.224811] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.224818] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.224826] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.224833] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.224841] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.224849] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.224856] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.224863] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.224871] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.224878] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.224885] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.224893] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.224900] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.224907] [ 2084] 0 2084 9410 17 5 2 0 0 syz-executor.2 [ 78.224915] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 78.224922] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.224930] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.224937] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 78.224944] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.224952] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.224959] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.224966] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.224974] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.224981] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.224989] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.225000] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.225012] [ 2257] 0 2251 9575 0 9 4 0 1000 syz-executor.1 [ 78.225023] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.225034] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.225049] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 78.225060] [ 2275] 0 2268 9575 0 9 4 0 1000 syz-executor.3 [ 78.225074] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.225124] Killed process 2084 (syz-executor.2) total-vm:37640kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB [ 78.294357] syz-executor.2 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 78.294366] CPU: 1 PID: 2259 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 78.294383] ffff8801bb49f650 ffffffff81b42e79 ffff8801bb49fa10 ffffffff833e92b0 [ 78.294392] 00000000000003e8 ffff8801bb49fa28 0000000000000000 ffff8801bb49f6d0 [ 78.294402] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 78.294404] Call Trace: [ 78.294418] [] dump_stack+0xc1/0x128 [ 78.294428] [] dump_header.isra.4+0x142/0x747 [ 78.294436] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.294443] [] ? ___ratelimit+0x53/0x401 [ 78.294451] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.294461] [] ? check_preemption_disabled+0x3b/0x200 [ 78.294470] [] ? out_of_memory+0x6d4/0xe90 [ 78.294477] [] out_of_memory+0x292/0xe90 [ 78.294484] [] ? out_of_memory+0x410/0xe90 [ 78.294492] [] ? oom_killer_disable+0x200/0x200 [ 78.294500] [] ? trace_hardirqs_on+0xd/0x10 [ 78.294508] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.294516] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.294523] [] ? _raw_spin_unlock_irq+0x27/0x50 [ 78.294532] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.294539] [] ? retint_kernel+0x2d/0x2d [ 78.294546] [] ? trace_hardirqs_on_caller+0x38b/0x590 [ 78.294555] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.294562] [] ? retint_kernel+0x2d/0x2d [ 78.294570] [] __vmalloc_node_range+0x25b/0x600 [ 78.294578] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.294585] [] vmalloc+0x5b/0x70 [ 78.294592] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.294599] [] xt_alloc_table_info+0xc9/0x100 [ 78.294607] [] do_ipt_set_ctl+0x235/0x460 [ 78.294615] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 78.294624] [] ? mutex_unlock+0x9/0x10 [ 78.294632] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 78.294639] [] nf_setsockopt+0x6d/0xc0 [ 78.294647] [] ip_setsockopt+0x88/0xa0 [ 78.294655] [] udp_setsockopt+0x4a/0x90 [ 78.294664] [] ipv6_setsockopt+0x10a/0x130 [ 78.294671] [] tcp_setsockopt+0x88/0xe0 [ 78.294679] [] sock_common_setsockopt+0x9a/0xe0 [ 78.294686] [] SyS_setsockopt+0x166/0x260 [ 78.294693] [] ? SyS_recv+0x40/0x40 [ 78.294701] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 78.294708] [] ? SyS_clock_settime+0x220/0x220 [ 78.294715] [] ? do_syscall_64+0x48/0x550 [ 78.294722] [] ? SyS_recv+0x40/0x40 [ 78.294728] [] do_syscall_64+0x19f/0x550 [ 78.294736] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 78.294739] Mem-Info: [ 78.294756] active_anon:5099 inactive_anon:41 isolated_anon:0 [ 78.294756] active_file:12 inactive_file:31 isolated_file:0 [ 78.294756] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.294756] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.294756] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.294756] free:6048 free_pcp:236 free_cma:0 [ 78.294769] Node 0 active_anon:20396kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.294788] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:192kB local_pcp:192kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.294814] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20424kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4288kB pagetables:1856kB bounce:0kB free_pcp:752kB local_pcp:568kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.294872] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 37*32kB (UMH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5608kB 91 total pagecache pages [ 78.294918] 0 pages in swap cache [ 78.294922] Swap cache stats: add 0, delete 0, find 0/0 [ 78.294924] Free swap = 0kB [ 78.294926] Total swap = 0kB [ 78.294928] 1965979 pages RAM [ 78.294930] 0 pages HighMem/MovableOnly [ 78.294932] 313618 pages reserved [ 78.294935] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.294951] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.294961] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.294970] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.294978] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.294985] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.294992] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.295000] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.295007] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.295015] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.295022] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.295029] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.295036] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.295043] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.295050] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.295058] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.295065] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.295072] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.295079] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.295087] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.295096] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 78.295103] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.295111] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.295118] [ 2089] 0 2089 9410 17 5 2 0 0 syz-executor.4 [ 78.295126] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.295133] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.295141] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.295148] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.295155] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.295163] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.295171] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.295182] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.295194] [ 2257] 0 2251 9575 0 9 4 0 1000 syz-executor.1 [ 78.295205] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.295215] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.295230] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 78.295241] [ 2275] 0 2268 9575 0 9 4 0 1000 syz-executor.3 [ 78.295256] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.295302] Killed process 2089 (syz-executor.4) total-vm:37640kB, anon-rss:68kB, file-rss:0kB, shmem-rss:0kB [ 78.358881] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 78.358891] CPU: 0 PID: 2298 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 78.358906] ffff88008cc07650 ffffffff81b42e79 ffff88008cc07a10 ffffffff833e92b0 [ 78.358916] 00000000000003e8 ffff88008cc07a28 0000000000000000 ffff88008cc076d0 [ 78.358926] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 78.358928] Call Trace: [ 78.358944] [] dump_stack+0xc1/0x128 [ 78.358954] [] dump_header.isra.4+0x142/0x747 [ 78.358962] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.358970] [] ? ___ratelimit+0x53/0x401 [ 78.358978] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.358987] [] ? check_preemption_disabled+0x3b/0x200 [ 78.358996] [] ? out_of_memory+0x6d4/0xe90 [ 78.359004] [] out_of_memory+0x292/0xe90 [ 78.359011] [] ? out_of_memory+0x410/0xe90 [ 78.359019] [] ? oom_killer_disable+0x200/0x200 [ 78.359027] [] ? trace_hardirqs_on+0xd/0x10 [ 78.359035] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.359043] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.359049] [] ? _raw_spin_unlock+0x2c/0x50 [ 78.359058] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.359068] [] ? alloc_vmap_area.isra.8+0x8d0/0x8d0 [ 78.359076] [] ? __vmalloc_node_range+0x363/0x600 [ 78.359083] [] __vmalloc_node_range+0x25b/0x600 [ 78.359092] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.359099] [] vmalloc+0x5b/0x70 [ 78.359106] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.359113] [] xt_alloc_table_info+0xc9/0x100 [ 78.359122] [] do_ipt_set_ctl+0x235/0x460 [ 78.359130] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 78.359140] [] ? mutex_unlock+0x9/0x10 [ 78.359149] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 78.359156] [] nf_setsockopt+0x6d/0xc0 [ 78.359165] [] ip_setsockopt+0x88/0xa0 [ 78.359173] [] udp_setsockopt+0x4a/0x90 [ 78.359181] [] ipv6_setsockopt+0x10a/0x130 [ 78.359188] [] tcp_setsockopt+0x88/0xe0 [ 78.359196] [] sock_common_setsockopt+0x9a/0xe0 [ 78.359204] [] SyS_setsockopt+0x166/0x260 [ 78.359210] [] ? SyS_recv+0x40/0x40 [ 78.359219] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 78.359226] [] ? SyS_clock_settime+0x220/0x220 [ 78.359233] [] ? do_syscall_64+0x48/0x550 [ 78.359240] [] ? SyS_recv+0x40/0x40 [ 78.359246] [] do_syscall_64+0x19f/0x550 [ 78.359254] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 78.359257] Mem-Info: [ 78.359275] active_anon:5099 inactive_anon:41 isolated_anon:0 [ 78.359275] active_file:12 inactive_file:31 isolated_file:0 [ 78.359275] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.359275] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.359275] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.359275] free:6048 free_pcp:254 free_cma:0 [ 78.359287] Node 0 active_anon:20396kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.359305] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:192kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.389063] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20424kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4256kB pagetables:1856kB bounce:0kB free_pcp:824kB local_pcp:184kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.389117] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 38*32kB (UMH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5640kB 91 total pagecache pages [ 78.389164] 0 pages in swap cache [ 78.389167] Swap cache stats: add 0, delete 0, find 0/0 [ 78.389170] Free swap = 0kB [ 78.389172] Total swap = 0kB [ 78.389174] 1965979 pages RAM [ 78.389176] 0 pages HighMem/MovableOnly [ 78.389178] 313618 pages reserved [ 78.389181] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.389198] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.389206] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.389213] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.389221] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.389228] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.389236] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.389243] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.389251] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.389258] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.389265] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.389273] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.389280] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.389288] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.389295] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.389302] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.389310] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.389405] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.389415] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.389426] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.389437] [ 2086] 0 2086 9410 16 5 2 0 0 syz-executor.0 [ 78.389447] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.389455] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.389464] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.389471] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.389479] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.389486] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.389493] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.389501] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.389512] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.389524] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.389537] [ 2257] 0 2251 9575 0 9 4 0 1000 syz-executor.1 [ 78.389548] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.389559] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.389575] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 78.389587] [ 2275] 0 2268 9575 0 9 4 0 1000 syz-executor.3 [ 78.389606] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.389650] Killed process 2086 (syz-executor.0) total-vm:37640kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 78.417241] syz-executor.2 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 78.417250] CPU: 1 PID: 2290 Comm: syz-executor.2 Not tainted 4.9.141+ #1 [ 78.417266] ffff8800b365f650 ffffffff81b42e79 ffff8800b365fa10 ffffffff833e92b0 [ 78.417276] 00000000000003e8 ffff8800b365fa28 0000000000000000 ffff8800b365f6d0 [ 78.417287] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 78.417288] Call Trace: [ 78.417303] [] dump_stack+0xc1/0x128 [ 78.417313] [] dump_header.isra.4+0x142/0x747 [ 78.417321] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 78.417329] [] ? ___ratelimit+0x53/0x401 [ 78.417337] [] oom_kill_process.cold.10+0xd/0xa6e [ 78.417347] [] ? check_preemption_disabled+0x3b/0x200 [ 78.417355] [] ? out_of_memory+0x6d4/0xe90 [ 78.417363] [] out_of_memory+0x292/0xe90 [ 78.417370] [] ? out_of_memory+0x410/0xe90 [ 78.417378] [] ? oom_killer_disable+0x200/0x200 [ 78.417386] [] ? trace_hardirqs_on+0xd/0x10 [ 78.417394] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 78.417402] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 78.417409] [] ? _raw_spin_unlock_irq+0x38/0x50 [ 78.417418] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 78.417428] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.417435] [] ? retint_kernel+0x2d/0x2d [ 78.417444] [] __vmalloc_node_range+0x25b/0x600 [ 78.417453] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.417460] [] vmalloc+0x5b/0x70 [ 78.417467] [] ? xt_alloc_table_info+0xc9/0x100 [ 78.417474] [] xt_alloc_table_info+0xc9/0x100 [ 78.417483] [] do_ipt_set_ctl+0x235/0x460 [ 78.417490] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 78.417499] [] ? mutex_unlock+0x9/0x10 [ 78.417508] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 78.417515] [] nf_setsockopt+0x6d/0xc0 [ 78.417523] [] ip_setsockopt+0x88/0xa0 [ 78.417531] [] udp_setsockopt+0x4a/0x90 [ 78.417539] [] ipv6_setsockopt+0x10a/0x130 [ 78.417546] [] tcp_setsockopt+0x88/0xe0 [ 78.417554] [] sock_common_setsockopt+0x9a/0xe0 [ 78.417561] [] SyS_setsockopt+0x166/0x260 [ 78.417568] [] ? SyS_recv+0x40/0x40 [ 78.417577] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 78.417584] [] ? SyS_clock_settime+0x220/0x220 [ 78.417591] [] ? do_syscall_64+0x48/0x550 [ 78.417597] [] ? SyS_recv+0x40/0x40 [ 78.417604] [] do_syscall_64+0x19f/0x550 [ 78.417612] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 78.417615] Mem-Info: [ 78.417632] active_anon:5099 inactive_anon:41 isolated_anon:0 [ 78.417632] active_file:12 inactive_file:31 isolated_file:0 [ 78.417632] unevictable:0 dirty:0 writeback:0 unstable:0 [ 78.417632] slab_reclaimable:4677 slab_unreclaimable:57326 [ 78.417632] mapped:14 shmem:48 pagetables:464 bounce:0 [ 78.417632] free:6048 free_pcp:272 free_cma:0 [ 78.417645] Node 0 active_anon:20396kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:56kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:4 all_unreclaimable? yes [ 78.417663] DMA32 free:18616kB min:4696kB low:7712kB high:10728kB active_anon:72kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:364kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:192kB local_pcp:192kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 78.417689] Normal free:5576kB min:5580kB low:9168kB high:12756kB active_anon:20424kB inactive_anon:164kB active_file:48kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:228940kB kernel_stack:4224kB pagetables:1856kB bounce:0kB free_pcp:896kB local_pcp:640kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 78.417743] DMA32: 2*4kB (M) 0*8kB 3*16kB (UME) 4*32kB (UM) 4*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18616kB Normal: 294*4kB (UMH) 124*8kB (MH) 93*16kB (UMH) 39*32kB (UMH) 4*64kB (UH) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5672kB 91 total pagecache pages [ 78.417788] 0 pages in swap cache [ 78.417793] Swap cache stats: add 0, delete 0, find 0/0 [ 78.417795] Free swap = 0kB [ 78.417797] Total swap = 0kB [ 78.417799] 1965979 pages RAM [ 78.417801] 0 pages HighMem/MovableOnly [ 78.417803] 313618 pages reserved [ 78.417806] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 78.417823] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 78.417831] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 78.417838] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 78.417845] [ 1754] 0 1754 2492 573 9 3 0 0 dhclient [ 78.417853] [ 1887] 0 1887 14264 108 25 3 0 0 rsyslogd [ 78.417860] [ 1924] 0 1924 4724 51 15 3 0 0 cron [ 78.417867] [ 1949] 0 1949 3735 45 11 3 0 0 mcstransd [ 78.417874] [ 1962] 0 1962 12926 1232 27 3 0 0 restorecond [ 78.417882] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 78.417889] [ 2018] 0 2018 3648 39 13 3 0 0 getty [ 78.417896] [ 2061] 0 2061 3648 42 13 3 0 0 getty [ 78.417904] [ 2062] 0 2062 3648 44 12 3 0 0 getty [ 78.417911] [ 2063] 0 2063 3648 43 13 3 0 0 getty [ 78.417918] [ 2064] 0 2064 3648 42 13 3 0 0 getty [ 78.417925] [ 2065] 0 2065 3648 42 13 3 0 0 getty [ 78.417932] [ 2066] 0 2066 3648 43 12 3 0 0 getty [ 78.417939] [ 2067] 0 2067 17820 197 39 3 0 0 sshd [ 78.417947] [ 2069] 0 2069 34060 1615 29 5 0 0 syz-execprog [ 78.417954] [ 2083] 0 2083 9410 15 5 2 0 0 syz-executor.3 [ 78.417963] [ 2087] 0 2087 9410 15 5 2 0 0 syz-executor.1 [ 78.417971] [ 2088] 0 2088 9410 18 6 3 0 0 syz-executor.0 [ 78.417979] [ 2090] 0 2090 9410 17 6 3 0 0 syz-executor.1 [ 78.417986] [ 2091] 0 2091 9410 19 6 3 0 0 syz-executor.2 [ 78.417994] [ 2092] 0 2092 9410 16 5 2 0 0 syz-executor.5 [ 78.418001] [ 2094] 0 2094 9410 19 6 3 0 0 syz-executor.4 [ 78.418021] [ 2095] 0 2095 9410 18 6 3 0 0 syz-executor.5 [ 78.418028] [ 2097] 0 2097 9410 17 6 3 0 0 syz-executor.3 [ 78.418036] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 78.418046] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 78.418059] [ 2257] 0 2251 9575 0 9 4 0 1000 syz-executor.1 [ 78.418069] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 78.418080] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 78.418095] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 78.418106] [ 2275] 0 2268 9575 0 9 4 0 1000 syz-executor.3 [ 78.418121] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.418159] Killed process 2092 (syz-executor.5) total-vm:37640kB, anon-rss:64kB, file-rss:0kB, shmem-rss:0kB [ 78.474270] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.474313] Killed process 2083 (syz-executor.3) total-vm:37640kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 78.522730] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.522769] Killed process 2087 (syz-executor.1) total-vm:37640kB, anon-rss:60kB, file-rss:0kB, shmem-rss:0kB [ 78.527429] Out of memory: Kill process 2069 (syz-execprog) score 0 or sacrifice child [ 78.527493] Killed process 2069 (syz-execprog) total-vm:136240kB, anon-rss:6460kB, file-rss:0kB, shmem-rss:0kB [ 78.578013] oom_reaper: reaped process 2069 (syz-execprog), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 78.583559] Out of memory: Kill process 1962 (restorecond) score 0 or sacrifice child [ 78.583592] Killed process 1962 (restorecond) total-vm:51704kB, anon-rss:4928kB, file-rss:0kB, shmem-rss:0kB [ 78.849912] lowmemorykiller: Killing 'dhclient' (1754) (tgid 1754), adj 0, [ 78.849912] to free 2292kB on behalf of 'udevd' (470) because [ 78.849912] cache 172kB is below limit 6144kB for oom_score_adj 0 [ 78.849912] Free memory is -13208kB above reserved [ 78.851982] lowmemorykiller: Killing 'dhclient' (1754) (tgid 1754), adj 0, [ 78.851982] to free 2292kB on behalf of 'syz-executor.0' (2298) because [ 78.851982] cache 172kB is below limit 6144kB for oom_score_adj 0 [ 78.851982] Free memory is -13208kB above reserved [ 78.935697] Out of memory: Kill process 2067 (sshd) score 0 or sacrifice child [ 78.935727] Killed process 2067 (sshd) total-vm:71280kB, anon-rss:784kB, file-rss:0kB, shmem-rss:4kB [ 78.977289] Out of memory: Kill process 1887 (rsyslogd) score 0 or sacrifice child [ 78.977342] Killed process 1887 (rsyslogd) total-vm:57056kB, anon-rss:432kB, file-rss:0kB, shmem-rss:0kB [ 79.050840] oom_reaper: reaped process 1887 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 79.221453] Out of memory: Kill process 1924 (cron) score 0 or sacrifice child [ 79.221781] Killed process 1924 (cron) total-vm:18896kB, anon-rss:200kB, file-rss:4kB, shmem-rss:0kB [ 79.296731] Out of memory: Kill process 1949 (mcstransd) score 0 or sacrifice child [ 79.296760] Killed process 1949 (mcstransd) total-vm:14940kB, anon-rss:180kB, file-rss:0kB, shmem-rss:0kB [ 79.362549] Out of memory: Kill process 2062 (getty) score 0 or sacrifice child [ 79.362576] Killed process 2062 (getty) total-vm:14592kB, anon-rss:172kB, file-rss:4kB, shmem-rss:0kB [ 79.383559] Out of memory: Kill process 2063 (getty) score 0 or sacrifice child [ 79.383592] Killed process 2063 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 79.419649] Out of memory: Kill process 2061 (getty) score 0 or sacrifice child [ 79.419678] Killed process 2061 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 79.489278] Out of memory: Kill process 2064 (getty) score 0 or sacrifice child [ 79.489309] Killed process 2064 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 79.498516] Out of memory: Kill process 2065 (getty) score 0 or sacrifice child [ 79.498544] Killed process 2065 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 79.524756] Out of memory: Kill process 2066 (getty) score 0 or sacrifice child [ 79.524782] Killed process 2066 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 79.530789] Out of memory: Kill process 2018 (getty) score 0 or sacrifice child [ 79.530819] Killed process 2018 (getty) total-vm:14592kB, anon-rss:152kB, file-rss:4kB, shmem-rss:0kB [ 79.558478] sshd invoked oom-killer: gfp_mask=0x24002c0(GFP_KERNEL|__GFP_NOWARN), nodemask=0, order=2, oom_score_adj=0 [ 79.558487] CPU: 0 PID: 2067 Comm: sshd Not tainted 4.9.141+ #1 [ 79.558502] ffff8801c57670b8 ffffffff81b42e79 ffff8801c57673d0 ffffffff833e92b0 [ 79.558511] 0000000000000000 ffff8801c57673e8 0000000000000002 ffff8801c5767138 [ 79.558520] ffffffff814fb526 0000000000000002 0000000000000000 ffff8801cf0b67a8 [ 79.558521] Call Trace: [ 79.558536] [] dump_stack+0xc1/0x128 [ 79.558546] [] dump_header.isra.4+0x142/0x747 [ 79.558555] [] ? out_of_memory+0x6d4/0xe90 [ 79.558562] [] out_of_memory.cold.11+0xd/0x5d [ 79.558569] [] ? out_of_memory+0x410/0xe90 [ 79.558576] [] ? oom_killer_disable+0x200/0x200 [ 79.558584] [] ? trace_hardirqs_on+0xd/0x10 [ 79.558592] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 79.558599] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 79.558607] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 79.558614] [] ? trace_hardirqs_on+0x10/0x10 [ 79.558622] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 79.558629] [] ? unwind_next_frame+0x7d/0xd0 [ 79.558637] [] depot_save_stack+0x436/0x470 [ 79.558644] [] kasan_kmalloc.part.1+0xc9/0xf0 [ 79.558652] [] ? save_stack_trace+0x16/0x20 [ 79.558658] [] ? kasan_kmalloc.part.1+0x62/0xf0 [ 79.558664] [] ? kasan_kmalloc+0xaf/0xc0 [ 79.558670] [] ? kasan_slab_alloc+0x12/0x20 [ 79.558678] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 79.558687] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 79.558694] [] ? __alloc_skb+0x11a/0x5b0 [ 79.558701] [] ? tcp_send_fin+0x1da/0xab0 [ 79.558707] [] ? tcp_close+0xd83/0x1070 [ 79.558714] [] ? inet_release+0xff/0x1d0 [ 79.558722] [] ? __sock_release+0xd7/0x260 [ 79.558733] [] ? sock_close+0x19/0x20 [ 79.558740] [] ? __fput+0x263/0x700 [ 79.558746] [] ? ____fput+0x15/0x20 [ 79.558753] [] ? task_work_run+0x10c/0x180 [ 79.558759] [] ? do_exit+0x78d/0x2a50 [ 79.558765] [] ? do_group_exit+0x111/0x300 [ 79.558771] [] ? get_signal+0x4e1/0x1460 [ 79.558778] [] ? do_signal+0x95/0x1b00 [ 79.558786] [] ? exit_to_usermode_loop+0x10e/0x150 [ 79.558794] [] ? prepare_exit_to_usermode+0x145/0x1b0 [ 79.558801] [] ? retint_user+0x8/0x3c [ 79.558807] [] ? get_signal+0x4e1/0x1460 [ 79.558813] [] ? do_signal+0x95/0x1b00 [ 79.558821] [] ? exit_to_usermode_loop+0x10e/0x150 [ 79.558828] [] ? prepare_exit_to_usermode+0x145/0x1b0 [ 79.558834] [] ? retint_user+0x8/0x3c [ 79.558842] [] ? kasan_unpoison_shadow+0x35/0x50 [ 79.558848] [] kasan_kmalloc+0xaf/0xc0 [ 79.558854] [] kasan_slab_alloc+0x12/0x20 [ 79.558862] [] __kmalloc_track_caller+0xf0/0x2d0 [ 79.558869] [] ? __alloc_skb+0x11a/0x5b0 [ 79.558876] [] __kmalloc_reserve.isra.5+0x33/0xc0 [ 79.558883] [] __alloc_skb+0x11a/0x5b0 [ 79.558891] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 79.558897] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 79.558904] [] tcp_send_fin+0x1da/0xab0 [ 79.558910] [] ? tcp_set_state+0x165/0x3f0 [ 79.558916] [] tcp_close+0xd83/0x1070 [ 79.558923] [] ? __sock_release+0x8b/0x260 [ 79.558930] [] ? ip_mc_drop_socket+0x1d3/0x230 [ 79.558937] [] inet_release+0xff/0x1d0 [ 79.558944] [] __sock_release+0xd7/0x260 [ 79.558951] [] ? __sock_release+0x260/0x260 [ 79.558958] [] sock_close+0x19/0x20 [ 79.558964] [] __fput+0x263/0x700 [ 79.558971] [] ____fput+0x15/0x20 [ 79.558977] [] task_work_run+0x10c/0x180 [ 79.558983] [] do_exit+0x78d/0x2a50 [ 79.558989] [] ? trace_hardirqs_on+0x10/0x10 [ 79.558996] [] ? release_task.part.4+0x14b0/0x14b0 [ 79.559003] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.559011] [] ? __dequeue_signal+0x79/0x5f0 [ 79.559018] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.559025] [] ? recalc_sigpending+0x72/0x90 [ 79.559032] [] ? dequeue_signal+0xc4/0x4b0 [ 79.559039] [] ? check_preemption_disabled+0x3b/0x200 [ 79.559045] [] do_group_exit+0x111/0x300 [ 79.559052] [] get_signal+0x4e1/0x1460 [ 79.559058] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 79.559065] [] do_signal+0x95/0x1b00 [ 79.559072] [] ? handle_mm_fault+0x54b/0x2350 [ 79.559078] [] ? vm_insert_page+0x6f0/0x6f0 [ 79.559085] [] ? setup_sigcontext+0x7d0/0x7d0 [ 79.559092] [] ? kvm_clock_get_cycles+0x9/0x10 [ 79.559100] [] ? __do_page_fault+0x554/0xa60 [ 79.559108] [] ? exit_to_usermode_loop+0xbe/0x150 [ 79.559115] [] exit_to_usermode_loop+0x10e/0x150 [ 79.559123] [] prepare_exit_to_usermode+0x145/0x1b0 [ 79.559129] [] retint_user+0x8/0x3c [ 79.559132] Mem-Info: [ 79.559148] active_anon:691 inactive_anon:41 isolated_anon:0 [ 79.559148] active_file:31 inactive_file:32 isolated_file:0 [ 79.559148] unevictable:0 dirty:0 writeback:0 unstable:0 [ 79.559148] slab_reclaimable:4677 slab_unreclaimable:56918 [ 79.559148] mapped:2 shmem:48 pagetables:154 bounce:0 [ 79.559148] free:6052 free_pcp:121 free_cma:0 [ 79.559160] Node 0 active_anon:2764kB inactive_anon:164kB active_file:124kB inactive_file:128kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no [ 79.559178] DMA32 free:18644kB min:4696kB low:7712kB high:10728kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:3020132kB mlocked:0kB slab_reclaimable:48kB slab_unreclaimable:380kB kernel_stack:320kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 79.559202] Normal free:5564kB min:5580kB low:9168kB high:12756kB active_anon:2764kB inactive_anon:164kB active_file:124kB inactive_file:128kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:18660kB slab_unreclaimable:227292kB kernel_stack:3424kB pagetables:616kB bounce:0kB free_pcp:364kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 79.559259] DMA32: 2*4kB (M) 4*8kB (UM) 4*16kB (UME) 2*32kB (M) 5*64kB (UME) 4*128kB (UME) 5*256kB (UME) 2*512kB (ME) 3*1024kB (ME) 2*2048kB (ME) 2*4096kB (M) = 18664kB Normal: 441*4kB (UMH) 159*8kB (UMH) 46*16kB (MH) 23*32kB (UH) 10*64kB (H) 2*128kB (H) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5660kB 111 total pagecache pages [ 79.559302] 0 pages in swap cache [ 79.559306] Swap cache stats: add 0, delete 0, find 0/0 [ 79.559308] Free swap = 0kB [ 79.559310] Total swap = 0kB [ 79.559338] 1965979 pages RAM [ 79.559340] 0 pages HighMem/MovableOnly [ 79.559342] 313618 pages reserved [ 79.559345] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 79.559361] [ 470] 0 470 5384 183 16 3 0 -1000 udevd [ 79.559371] [ 582] 0 582 5377 182 15 3 0 -1000 udevd [ 79.559380] [ 584] 0 584 5383 182 15 3 0 -1000 udevd [ 79.559394] [ 1988] 0 1988 12489 152 28 3 0 -1000 sshd [ 79.559422] [ 2245] 0 2236 9608 0 10 4 0 1000 syz-executor.5 [ 79.559432] [ 2258] 0 2247 9575 0 9 4 0 1000 syz-executor.4 [ 79.559443] [ 2257] 0 2251 9575 0 9 4 0 1000 syz-executor.1 [ 79.559452] [ 2252] 0 2252 5383 185 15 3 0 -1000 udevd [ 79.559462] [ 2259] 0 2253 9575 0 9 4 0 1000 syz-executor.2 [ 79.559477] [ 2273] 0 2267 9575 0 9 4 0 1000 syz-executor.0 [ 79.559488] [ 2275] 0 2268 9575 0 9 4 0 1000 syz-executor.3 [ 79.559502] Kernel panic - not syncing: Out of memory and no killable processes... [ 79.559502] [ 79.559508] CPU: 0 PID: 2067 Comm: sshd Not tainted 4.9.141+ #1 [ 79.559518] ffff8801c5767078 ffffffff81b42e79 ffffffff82a962c0 00000000ffffffff [ 79.559527] ffffffff83029100 0000000000000000 dffffc0000000000 ffff8801c5767138 [ 79.559536] ffffffff813f7125 0000000041b58ab3 ffffffff82e2b62b ffffffff813f6f66 [ 79.559538] Call Trace: [ 79.559546] [] dump_stack+0xc1/0x128 [ 79.559553] [] panic+0x1bf/0x39f [ 79.559560] [] ? add_taint.cold.5+0x16/0x16 [ 79.559567] [] ? dump_header.isra.4+0x738/0x747 [ 79.559573] [] ? dump_header.isra.4+0x738/0x747 [ 79.559581] [] out_of_memory.cold.11+0x1e/0x5d [ 79.559587] [] ? out_of_memory+0x410/0xe90 [ 79.559594] [] ? oom_killer_disable+0x200/0x200 [ 79.559600] [] ? trace_hardirqs_on+0xd/0x10 [ 79.559608] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 79.559615] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 79.559623] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 79.559630] [] ? trace_hardirqs_on+0x10/0x10 [ 79.559637] [] ? update_stack_state.constprop.2+0x7c/0x170 [ 79.559644] [] ? unwind_next_frame+0x7d/0xd0 [ 79.559651] [] depot_save_stack+0x436/0x470 [ 79.559657] [] kasan_kmalloc.part.1+0xc9/0xf0 [ 79.559664] [] ? save_stack_trace+0x16/0x20 [ 79.559671] [] ? kasan_kmalloc.part.1+0x62/0xf0 [ 79.559676] [] ? kasan_kmalloc+0xaf/0xc0 [ 79.559683] [] ? kasan_slab_alloc+0x12/0x20 [ 79.559690] [] ? __kmalloc_track_caller+0xf0/0x2d0 [ 79.559697] [] ? __kmalloc_reserve.isra.5+0x33/0xc0 [ 79.559704] [] ? __alloc_skb+0x11a/0x5b0 [ 79.559711] [] ? tcp_send_fin+0x1da/0xab0 [ 79.559717] [] ? tcp_close+0xd83/0x1070 [ 79.559732] [] ? inet_release+0xff/0x1d0 [ 79.559739] [] ? __sock_release+0xd7/0x260 [ 79.559746] [] ? sock_close+0x19/0x20 [ 79.559752] [] ? __fput+0x263/0x700 [ 79.559758] [] ? ____fput+0x15/0x20 [ 79.559764] [] ? task_work_run+0x10c/0x180 [ 79.559769] [] ? do_exit+0x78d/0x2a50 [ 79.559775] [] ? do_group_exit+0x111/0x300 [ 79.559781] [] ? get_signal+0x4e1/0x1460 [ 79.559788] [] ? do_signal+0x95/0x1b00 [ 79.559795] [] ? exit_to_usermode_loop+0x10e/0x150 [ 79.559802] [] ? prepare_exit_to_usermode+0x145/0x1b0 [ 79.559808] [] ? retint_user+0x8/0x3c [ 79.559814] [] ? get_signal+0x4e1/0x1460 [ 79.559820] [] ? do_signal+0x95/0x1b00 [ 79.559827] [] ? exit_to_usermode_loop+0x10e/0x150 [ 79.559835] [] ? prepare_exit_to_usermode+0x145/0x1b0 [ 79.559841] [] ? retint_user+0x8/0x3c [ 79.559849] [] ? kasan_unpoison_shadow+0x35/0x50 [ 79.559855] [] kasan_kmalloc+0xaf/0xc0 [ 79.559861] [] kasan_slab_alloc+0x12/0x20 [ 79.559869] [] __kmalloc_track_caller+0xf0/0x2d0 [ 79.559875] [] ? __alloc_skb+0x11a/0x5b0 [ 79.559883] [] __kmalloc_reserve.isra.5+0x33/0xc0 [ 79.559890] [] __alloc_skb+0x11a/0x5b0 [ 79.559897] [] ? __kmalloc_reserve.isra.5+0xc0/0xc0 [ 79.559904] [] ? __local_bh_enable_ip+0x6a/0xe0 [ 79.559910] [] tcp_send_fin+0x1da/0xab0 [ 79.559916] [] ? tcp_set_state+0x165/0x3f0 [ 79.559923] [] tcp_close+0xd83/0x1070 [ 79.559930] [] ? __sock_release+0x8b/0x260 [ 79.559936] [] ? ip_mc_drop_socket+0x1d3/0x230 [ 79.559944] [] inet_release+0xff/0x1d0 [ 79.559951] [] __sock_release+0xd7/0x260 [ 79.559958] [] ? __sock_release+0x260/0x260 [ 79.559964] [] sock_close+0x19/0x20 [ 79.559970] [] __fput+0x263/0x700 [ 79.559977] [] ____fput+0x15/0x20 [ 79.559983] [] task_work_run+0x10c/0x180 [ 79.559989] [] do_exit+0x78d/0x2a50 [ 79.559995] [] ? trace_hardirqs_on+0x10/0x10 [ 79.560006] [] ? release_task.part.4+0x14b0/0x14b0 [ 79.560013] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.560020] [] ? __dequeue_signal+0x79/0x5f0 [ 79.560026] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 79.560033] [] ? recalc_sigpending+0x72/0x90 [ 79.560040] [] ? dequeue_signal+0xc4/0x4b0 [ 79.560047] [] ? check_preemption_disabled+0x3b/0x200 [ 79.560053] [] do_group_exit+0x111/0x300 [ 79.560059] [] get_signal+0x4e1/0x1460 [ 79.560065] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 79.560072] [] do_signal+0x95/0x1b00 [ 79.560078] [] ? handle_mm_fault+0x54b/0x2350 [ 79.560085] [] ? vm_insert_page+0x6f0/0x6f0 [ 79.560091] [] ? setup_sigcontext+0x7d0/0x7d0 [ 79.560098] [] ? kvm_clock_get_cycles+0x9/0x10 [ 79.560106] [] ? __do_page_fault+0x554/0xa60 [ 79.560113] [] ? exit_to_usermode_loop+0xbe/0x150 [ 79.560121] [] exit_to_usermode_loop+0x10e/0x150 [ 79.560128] [] prepare_exit_to_usermode+0x145/0x1b0 [ 79.560134] [] retint_user+0x8/0x3c [ 79.567404] Kernel Offset: disabled [ 89.603388] Rebooting in 86400 seconds..