[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [ 10.978017] random: sshd: uninitialized urandom read (32 bytes read) [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 11.085859] random: crng init done Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.158' (ECDSA) to the list of known hosts. 2019/11/24 12:26:29 parsed 1 programs 2019/11/24 12:26:31 executed programs: 0 syzkaller login: [ 22.391593] audit: type=1400 audit(1574598391.733:5): avc: denied { sys_admin } for pid=2064 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 [ 22.409000] audit: type=1400 audit(1574598391.753:6): avc: denied { net_admin } for pid=2065 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 [ 22.481059] audit: type=1400 audit(1574598391.823:7): avc: denied { create } for pid=2065 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 [ 22.506006] audit: type=1400 audit(1574598391.853:8): avc: denied { write } for pid=2065 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 [ 22.533039] audit: type=1400 audit(1574598391.873:9): avc: denied { read } for pid=2065 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 [ 22.613728] audit: type=1400 audit(1574598391.963:10): avc: denied { sys_chroot } for pid=2065 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 [ 22.639584] audit: type=1400 audit(1574598391.993:11): avc: denied { associate } for pid=2065 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 [ 24.585374] lowmemorykiller: Killing 'syz-executor.0' (2091) (tgid 2090), adj 1000, [ 24.585374] to free 1096kB on behalf of 'syz-executor.0' (2094) because [ 24.585374] cache 53500kB is below limit 65536kB for oom_score_adj 12 [ 24.585374] Free memory is -13276kB above reserved [ 24.597724] lowmemorykiller: Killing 'syz-executor.0' (2091) (tgid 2090), adj 1000, [ 24.597724] to free 1096kB on behalf of 'kswapd0' (33) because [ 24.597724] cache 51300kB is below limit 65536kB for oom_score_adj 12 [ 24.597724] Free memory is -10976kB above reserved [ 24.949006] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 24.967523] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 24.974492] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 24.982599] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 24.990706] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 24.998815] Call Trace: [ 25.001429] [] dump_stack+0xc1/0x128 [ 25.006803] [] dump_header.isra.4+0x142/0x747 [ 25.012953] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.019891] [] ? ___ratelimit+0x53/0x401 [ 25.025604] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.032101] [] ? check_preemption_disabled+0x3b/0x200 [ 25.038944] [] ? out_of_memory+0x6d4/0xe90 [ 25.044836] [] out_of_memory+0x292/0xe90 [ 25.050557] [] ? out_of_memory+0x410/0xe90 [ 25.056454] [] ? oom_killer_disable+0x200/0x200 [ 25.062808] [] ? trace_hardirqs_on+0xd/0x10 [ 25.068790] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.075644] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.082341] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.089035] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.095646] [] ? check_preemption_disabled+0x3b/0x200 [ 25.102504] [] ? retint_kernel+0x2d/0x2d [ 25.108231] [] __vmalloc_node_range+0x25b/0x600 [ 25.114563] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.120898] [] vmalloc+0x5b/0x70 [ 25.125935] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.132266] [] xt_alloc_table_info+0xc9/0x100 [ 25.138427] [] do_ipt_set_ctl+0x235/0x460 [ 25.144239] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.150873] [] ? mutex_unlock+0x9/0x10 [ 25.156427] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.163538] [] nf_setsockopt+0x6d/0xc0 [ 25.169082] [] ip_setsockopt+0x88/0xa0 [ 25.174631] [] udp_setsockopt+0x4a/0x90 [ 25.180271] [] ipv6_setsockopt+0x10a/0x130 [ 25.186949] [] tcp_setsockopt+0x88/0xe0 [ 25.192582] [] sock_common_setsockopt+0x9a/0xe0 [ 25.198924] [] SyS_setsockopt+0x166/0x260 [ 25.204732] [] ? SyS_recv+0x40/0x40 [ 25.210023] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.216269] [] ? SyS_clock_settime+0x220/0x220 [ 25.222507] [] ? do_syscall_64+0x48/0x550 [ 25.228307] [] ? SyS_recv+0x40/0x40 [ 25.233593] [] do_syscall_64+0x19f/0x550 [ 25.239321] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.250708] Mem-Info: [ 25.253201] active_anon:4787 inactive_anon:42 isolated_anon:0 [ 25.253201] active_file:22 inactive_file:33 isolated_file:0 [ 25.253201] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.253201] slab_reclaimable:4353 slab_unreclaimable:56136 [ 25.253201] mapped:8 shmem:48 pagetables:344 bounce:0 [ 25.253201] free:6532 free_pcp:105 free_cma:0 [ 25.285591] Node 0 active_anon:19148kB inactive_anon:168kB active_file:88kB inactive_file:132kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:32kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:101 all_unreclaimable? no [ 25.312193] DMA32 free:18672kB 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:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:120kB local_pcp:0kB free_cma:0kB [ 25.342865] lowmem_reserve[]: 0 3505 3505 [ 25.348865] Normal free:7208kB min:5580kB low:9168kB high:12756kB active_anon:19148kB inactive_anon:168kB active_file:88kB inactive_file:168kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224544kB kernel_stack:3392kB pagetables:1376kB bounce:0kB free_pcp:472kB local_pcp:248kB free_cma:0kB [ 25.387002] lowmem_reserve[]: 0 0 0 [ 25.398988] DMA32: 2*4kB (M) 3*8kB (M) 3*16kB (UM) 3*32kB (UM) 3*64kB (M) 3*128kB (UM) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18672kB [ 25.428913] Normal: 131*4kB (UM) 154*8kB (MH) 60*16kB (M) 82*32kB (UMH) 7*64kB (UMH) 2*128kB (H) 2*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6556kB 240 total pagecache pages [ 25.456476] 0 pages in swap cache [ 25.459956] Swap cache stats: add 0, delete 0, find 0/0 [ 25.465351] Free swap = 0kB [ 25.468374] Total swap = 0kB [ 25.471401] 1965979 pages RAM [ 25.474528] 0 pages HighMem/MovableOnly [ 25.478514] 313618 pages reserved [ 25.481973] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.490712] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.499658] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.510260] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.520918] [ 1767] 0 1767 2492 573 7 3 0 0 dhclient [ 25.532026] [ 1898] 0 1898 14231 107 23 3 0 0 rsyslogd [ 25.543216] [ 1953] 0 1953 4724 52 15 3 0 0 cron [ 25.567418] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.578717] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.589199] [ 1990] 0 1990 12926 1232 27 3 0 0 restorecond [ 25.599921] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.618278] [ 2042] 0 2042 17820 197 39 3 0 0 sshd [ 25.629404] [ 2044] 0 2044 10652 1590 18 5 0 0 syz-execprog [ 25.658279] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.672859] lowmemorykiller: Killing 'syz-executor.0' (2091) (tgid 2090), adj 1000, [ 25.672859] to free 132kB on behalf of 'kswapd0' (33) because [ 25.672859] cache 548kB is below limit 6144kB for oom_score_adj 0 [ 25.672859] Free memory is -12648kB above reserved [ 25.699813] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.699824] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.699833] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.699843] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.699852] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.699862] [ 2064] 0 2064 9410 15 5 2 0 0 syz-executor.0 [ 25.699871] [ 2065] 0 2065 9410 23 6 3 0 0 syz-executor.0 [ 25.699881] [ 2091] 0 2090 9509 33 16 4 0 1000 syz-executor.0 [ 25.699891] [ 2093] 0 2093 9509 33 16 4 0 1000 syz-executor.0 [ 25.700313] Out of memory: Kill process 2090 (syz-executor.0) score 999 or sacrifice child [ 25.700545] Killed process 2093 (syz-executor.0) total-vm:38036kB, anon-rss:132kB, file-rss:0kB, shmem-rss:0kB [ 25.701588] oom_reaper: reaped process 2093 (syz-executor.0), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 25.702397] lowmemorykiller: Killing 'syz-execprog' (2044) (tgid 2044), adj 0, [ 25.702397] to free 6360kB on behalf of 'syz-executor.0' (2094) because [ 25.702397] cache 640kB is below limit 6144kB for oom_score_adj 0 [ 25.702397] Free memory is -13436kB above reserved [ 25.788217] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.788226] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.788241] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.788251] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.788259] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.788261] Call Trace: [ 25.788278] [] dump_stack+0xc1/0x128 [ 25.788289] [] dump_header.isra.4+0x142/0x747 [ 25.788298] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.788305] [] ? ___ratelimit+0x53/0x401 [ 25.788312] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.788322] [] ? check_preemption_disabled+0x3b/0x200 [ 25.788331] [] ? out_of_memory+0x6d4/0xe90 [ 25.788338] [] out_of_memory+0x292/0xe90 [ 25.788345] [] ? out_of_memory+0x410/0xe90 [ 25.788352] [] ? oom_killer_disable+0x200/0x200 [ 25.788364] [] ? trace_hardirqs_on+0xd/0x10 [ 25.788372] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.788380] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.788388] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.788397] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.788404] [] ? check_preemption_disabled+0x3b/0x200 [ 25.788411] [] ? retint_kernel+0x2d/0x2d [ 25.788419] [] __vmalloc_node_range+0x25b/0x600 [ 25.788427] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.788433] [] vmalloc+0x5b/0x70 [ 25.788439] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.788446] [] xt_alloc_table_info+0xc9/0x100 [ 25.788455] [] do_ipt_set_ctl+0x235/0x460 [ 25.788462] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.788470] [] ? mutex_unlock+0x9/0x10 [ 25.788479] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.788485] [] nf_setsockopt+0x6d/0xc0 [ 25.788493] [] ip_setsockopt+0x88/0xa0 [ 25.788501] [] udp_setsockopt+0x4a/0x90 [ 25.788510] [] ipv6_setsockopt+0x10a/0x130 [ 25.788517] [] tcp_setsockopt+0x88/0xe0 [ 25.788526] [] sock_common_setsockopt+0x9a/0xe0 [ 25.788533] [] SyS_setsockopt+0x166/0x260 [ 25.788539] [] ? SyS_recv+0x40/0x40 [ 25.788548] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.788556] [] ? SyS_clock_settime+0x220/0x220 [ 25.788562] [] ? do_syscall_64+0x48/0x550 [ 25.788568] [] ? SyS_recv+0x40/0x40 [ 25.788574] [] do_syscall_64+0x19f/0x550 [ 25.788581] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.788584] Mem-Info: [ 25.788601] active_anon:3137 inactive_anon:42 isolated_anon:0 [ 25.788601] active_file:14 inactive_file:31 isolated_file:0 [ 25.788601] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.788601] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.788601] mapped:24 shmem:48 pagetables:344 bounce:0 [ 25.788601] free:6047 free_pcp:30 free_cma:0 [ 25.788612] Node 0 active_anon:12548kB inactive_anon:168kB active_file:56kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:168 all_unreclaimable? no [ 25.788629] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.788653] Normal free:5488kB min:5580kB low:9168kB high:12756kB active_anon:12548kB inactive_anon:168kB active_file:56kB inactive_file:124kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:3136kB pagetables:1376kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.788703] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 465*4kB (UM) 152*8kB (M) 57*16kB (UM) 27*32kB (UM) 3*64kB (M) 2*128kB (M) 1*256kB (U) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5556kB 119 total pagecache pages [ 25.788745] 0 pages in swap cache [ 25.788748] Swap cache stats: add 0, delete 0, find 0/0 [ 25.788750] Free swap = 0kB [ 25.788752] Total swap = 0kB [ 25.788754] 1965979 pages RAM [ 25.788756] 0 pages HighMem/MovableOnly [ 25.788758] 313618 pages reserved [ 25.788760] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.788777] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.788787] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.788797] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.788806] [ 1767] 0 1767 2492 573 7 3 0 0 dhclient [ 25.788816] [ 1898] 0 1898 14231 132 23 3 0 0 rsyslogd [ 25.788825] [ 1953] 0 1953 4724 52 15 3 0 0 cron [ 25.788834] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.788843] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.788853] [ 1990] 0 1990 12926 1232 27 3 0 0 restorecond [ 25.788862] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.788871] [ 2042] 0 2042 17820 197 39 3 0 0 sshd [ 25.788881] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.788890] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.788900] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.788909] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.788918] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.788927] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.788939] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.788947] Out of memory: Kill process 1990 (restorecond) score 0 or sacrifice child [ 25.788991] Killed process 1990 (restorecond) total-vm:51704kB, anon-rss:4928kB, file-rss:0kB, shmem-rss:0kB [ 25.793351] oom_reaper: reaped process 1990 (restorecond), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 25.798769] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.798777] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.798793] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.798802] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.798811] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.798812] Call Trace: [ 25.798830] [] dump_stack+0xc1/0x128 [ 25.798842] [] dump_header.isra.4+0x142/0x747 [ 25.798851] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.798859] [] ? ___ratelimit+0x53/0x401 [ 25.798866] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.798876] [] ? check_preemption_disabled+0x3b/0x200 [ 25.798886] [] ? out_of_memory+0x6d4/0xe90 [ 25.798893] [] out_of_memory+0x292/0xe90 [ 25.798899] [] ? out_of_memory+0x410/0xe90 [ 25.798906] [] ? oom_killer_disable+0x200/0x200 [ 25.798915] [] ? trace_hardirqs_on+0xd/0x10 [ 25.798923] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.798930] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.798938] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.798948] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.798955] [] ? check_preemption_disabled+0x3b/0x200 [ 25.798962] [] ? retint_kernel+0x2d/0x2d [ 25.798970] [] __vmalloc_node_range+0x25b/0x600 [ 25.798980] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.798986] [] vmalloc+0x5b/0x70 [ 25.798992] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.798998] [] xt_alloc_table_info+0xc9/0x100 [ 25.799007] [] do_ipt_set_ctl+0x235/0x460 [ 25.799015] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.799025] [] ? mutex_unlock+0x9/0x10 [ 25.799034] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.799041] [] nf_setsockopt+0x6d/0xc0 [ 25.799050] [] ip_setsockopt+0x88/0xa0 [ 25.799060] [] udp_setsockopt+0x4a/0x90 [ 25.799070] [] ipv6_setsockopt+0x10a/0x130 [ 25.799078] [] tcp_setsockopt+0x88/0xe0 [ 25.799087] [] sock_common_setsockopt+0x9a/0xe0 [ 25.799094] [] SyS_setsockopt+0x166/0x260 [ 25.799100] [] ? SyS_recv+0x40/0x40 [ 25.799110] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.799117] [] ? SyS_clock_settime+0x220/0x220 [ 25.799123] [] ? do_syscall_64+0x48/0x550 [ 25.799128] [] ? SyS_recv+0x40/0x40 [ 25.799134] [] do_syscall_64+0x19f/0x550 [ 25.799141] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.799144] Mem-Info: [ 25.799160] active_anon:1912 inactive_anon:42 isolated_anon:0 [ 25.799160] active_file:14 inactive_file:34 isolated_file:0 [ 25.799160] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.799160] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.799160] mapped:24 shmem:48 pagetables:307 bounce:0 [ 25.799160] free:6068 free_pcp:184 free_cma:0 [ 25.799173] Node 0 active_anon:7648kB inactive_anon:168kB active_file:56kB inactive_file:136kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:162 all_unreclaimable? no [ 25.799189] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.799212] Normal free:5572kB min:5580kB low:9168kB high:12756kB active_anon:7648kB inactive_anon:168kB active_file:56kB inactive_file:136kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:3104kB pagetables:1228kB bounce:0kB free_pcp:736kB local_pcp:736kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.799262] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 259*4kB (UMH) 99*8kB (M) 48*16kB (UMH) 23*32kB (MH) 31*64kB (UMH) 2*128kB (H) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 119 total pagecache pages [ 25.799301] 0 pages in swap cache [ 25.799305] Swap cache stats: add 0, delete 0, find 0/0 [ 25.799307] Free swap = 0kB [ 25.799309] Total swap = 0kB [ 25.799311] 1965979 pages RAM [ 25.799312] 0 pages HighMem/MovableOnly [ 25.799314] 313618 pages reserved [ 25.799317] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.799333] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.799343] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.799352] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.799367] [ 1767] 0 1767 2492 573 7 3 0 0 dhclient [ 25.799376] [ 1898] 0 1898 14231 132 23 3 0 0 rsyslogd [ 25.799385] [ 1953] 0 1953 4724 52 15 3 0 0 cron [ 25.799394] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.799404] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.799413] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.799422] [ 2042] 0 2042 17820 197 39 3 0 0 sshd [ 25.799432] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.799441] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.799450] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.799459] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.799468] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.799477] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.799489] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.799496] Out of memory: Kill process 1767 (dhclient) score 0 or sacrifice child [ 25.799530] Killed process 1767 (dhclient) total-vm:9968kB, anon-rss:2292kB, file-rss:0kB, shmem-rss:0kB [ 25.807250] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.807258] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.807274] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.807283] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.807291] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.807293] Call Trace: [ 25.807310] [] dump_stack+0xc1/0x128 [ 25.807321] [] dump_header.isra.4+0x142/0x747 [ 25.807329] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.807337] [] ? ___ratelimit+0x53/0x401 [ 25.807344] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.807354] [] ? check_preemption_disabled+0x3b/0x200 [ 25.807368] [] ? out_of_memory+0x6d4/0xe90 [ 25.807375] [] out_of_memory+0x292/0xe90 [ 25.807381] [] ? out_of_memory+0x410/0xe90 [ 25.807388] [] ? oom_killer_disable+0x200/0x200 [ 25.807397] [] ? trace_hardirqs_on+0xd/0x10 [ 25.807404] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.807411] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.807419] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.807430] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.807436] [] ? check_preemption_disabled+0x3b/0x200 [ 25.807443] [] ? retint_kernel+0x2d/0x2d [ 25.807452] [] __vmalloc_node_range+0x25b/0x600 [ 25.807460] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.807467] [] vmalloc+0x5b/0x70 [ 25.807472] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.807479] [] xt_alloc_table_info+0xc9/0x100 [ 25.807487] [] do_ipt_set_ctl+0x235/0x460 [ 25.807494] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.807504] [] ? mutex_unlock+0x9/0x10 [ 25.807513] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.807520] [] nf_setsockopt+0x6d/0xc0 [ 25.807529] [] ip_setsockopt+0x88/0xa0 [ 25.807538] [] udp_setsockopt+0x4a/0x90 [ 25.807548] [] ipv6_setsockopt+0x10a/0x130 [ 25.807555] [] tcp_setsockopt+0x88/0xe0 [ 25.807565] [] sock_common_setsockopt+0x9a/0xe0 [ 25.807571] [] SyS_setsockopt+0x166/0x260 [ 25.807577] [] ? SyS_recv+0x40/0x40 [ 25.807586] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.807593] [] ? SyS_clock_settime+0x220/0x220 [ 25.807599] [] ? do_syscall_64+0x48/0x550 [ 25.807605] [] ? SyS_recv+0x40/0x40 [ 25.807611] [] do_syscall_64+0x19f/0x550 [ 25.807618] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.807621] Mem-Info: [ 25.807637] active_anon:1337 inactive_anon:42 isolated_anon:0 [ 25.807637] active_file:35 inactive_file:36 isolated_file:0 [ 25.807637] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.807637] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.807637] mapped:24 shmem:48 pagetables:307 bounce:0 [ 25.807637] free:6068 free_pcp:174 free_cma:0 [ 25.807649] Node 0 active_anon:5348kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96kB dirty:0kB writeback:0kB shmem:192kB writeback_tmp:0kB unstable:0kB pages_scanned:15 all_unreclaimable? no [ 25.807664] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.807688] Normal free:5572kB min:5580kB low:9168kB high:12756kB active_anon:5348kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:3104kB pagetables:1228kB bounce:0kB free_pcp:696kB local_pcp:696kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.807738] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 269*4kB (UM) 80*8kB (M) 39*16kB (UMH) 21*32kB (MH) 30*64kB (UMH) 5*128kB (UH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 119 total pagecache pages [ 25.807776] 0 pages in swap cache [ 25.807779] Swap cache stats: add 0, delete 0, find 0/0 [ 25.807781] Free swap = 0kB [ 25.807783] Total swap = 0kB [ 25.807785] 1965979 pages RAM [ 25.807787] 0 pages HighMem/MovableOnly [ 25.807789] 313618 pages reserved [ 25.807791] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.807806] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.807815] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.807824] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.807835] [ 1898] 0 1898 14231 132 23 3 0 0 rsyslogd [ 25.807844] [ 1953] 0 1953 4724 52 15 3 0 0 cron [ 25.807853] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.807863] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.807873] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.807881] [ 2042] 0 2042 17820 197 39 3 0 0 sshd [ 25.807891] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.807900] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.807909] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.807919] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.807928] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.807937] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.807948] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.807955] Out of memory: Kill process 2042 (sshd) score 0 or sacrifice child [ 25.807973] Killed process 2042 (sshd) total-vm:71280kB, anon-rss:784kB, file-rss:0kB, shmem-rss:4kB [ 25.809160] oom_reaper: reaped process 2042 (sshd), now anon-rss:0kB, file-rss:0kB, shmem-rss:4kB [ 25.810539] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.810545] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.810557] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.810566] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.810575] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.810576] Call Trace: [ 25.810589] [] dump_stack+0xc1/0x128 [ 25.810599] [] dump_header.isra.4+0x142/0x747 [ 25.810606] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.810614] [] ? ___ratelimit+0x53/0x401 [ 25.810621] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.810630] [] ? check_preemption_disabled+0x3b/0x200 [ 25.810638] [] ? out_of_memory+0x6d4/0xe90 [ 25.810645] [] out_of_memory+0x292/0xe90 [ 25.810651] [] ? out_of_memory+0x410/0xe90 [ 25.810658] [] ? oom_killer_disable+0x200/0x200 [ 25.810666] [] ? trace_hardirqs_on+0xd/0x10 [ 25.810673] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.810681] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.810688] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.810698] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.810705] [] ? check_preemption_disabled+0x3b/0x200 [ 25.810711] [] ? retint_kernel+0x2d/0x2d [ 25.810719] [] __vmalloc_node_range+0x25b/0x600 [ 25.810727] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.810733] [] vmalloc+0x5b/0x70 [ 25.810740] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.810746] [] xt_alloc_table_info+0xc9/0x100 [ 25.810754] [] do_ipt_set_ctl+0x235/0x460 [ 25.810761] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.810771] [] ? mutex_unlock+0x9/0x10 [ 25.810779] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.810786] [] nf_setsockopt+0x6d/0xc0 [ 25.810794] [] ip_setsockopt+0x88/0xa0 [ 25.810803] [] udp_setsockopt+0x4a/0x90 [ 25.810812] [] ipv6_setsockopt+0x10a/0x130 [ 25.810819] [] tcp_setsockopt+0x88/0xe0 [ 25.810829] [] sock_common_setsockopt+0x9a/0xe0 [ 25.810835] [] SyS_setsockopt+0x166/0x260 [ 25.810841] [] ? SyS_recv+0x40/0x40 [ 25.810850] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.810856] [] ? SyS_clock_settime+0x220/0x220 [ 25.810863] [] ? do_syscall_64+0x48/0x550 [ 25.810869] [] ? SyS_recv+0x40/0x40 [ 25.810874] [] do_syscall_64+0x19f/0x550 [ 25.810881] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.810884] Mem-Info: [ 25.810898] active_anon:1137 inactive_anon:42 isolated_anon:0 [ 25.810898] active_file:35 inactive_file:36 isolated_file:0 [ 25.810898] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.810898] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.810898] mapped:24 shmem:48 pagetables:307 bounce:0 [ 25.810898] free:6068 free_pcp:201 free_cma:0 [ 25.810911] Node 0 active_anon:4548kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.810926] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.810949] Normal free:5572kB min:5580kB low:9168kB high:12756kB active_anon:4548kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:3104kB pagetables:1228kB bounce:0kB free_pcp:804kB local_pcp:804kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.810997] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 283*4kB (M) 89*8kB (UM) 39*16kB (MH) 23*32kB (UMH) 31*64kB (UMH) 3*128kB (MH) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5572kB 119 total pagecache pages [ 25.811036] 0 pages in swap cache [ 25.811040] Swap cache stats: add 0, delete 0, find 0/0 [ 25.811041] Free swap = 0kB [ 25.811043] Total swap = 0kB [ 25.811045] 1965979 pages RAM [ 25.811047] 0 pages HighMem/MovableOnly [ 25.811049] 313618 pages reserved [ 25.811051] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.811063] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.811073] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.811083] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.811093] [ 1898] 0 1898 14231 132 23 3 0 0 rsyslogd [ 25.811101] [ 1953] 0 1953 4724 52 15 3 0 0 cron [ 25.811110] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.811119] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.811128] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.811136] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.811146] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.811155] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.811164] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.811173] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.811181] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.811190] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.811202] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.811209] Out of memory: Kill process 1898 (rsyslogd) score 0 or sacrifice child [ 25.811262] Killed process 1898 (rsyslogd) total-vm:56924kB, anon-rss:528kB, file-rss:0kB, shmem-rss:0kB [ 25.822287] oom_reaper: reaped process 1898 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB [ 25.847115] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.847125] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.847141] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.847149] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.847158] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.847160] Call Trace: [ 25.847177] [] dump_stack+0xc1/0x128 [ 25.847189] [] dump_header.isra.4+0x142/0x747 [ 25.847199] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.847207] [] ? ___ratelimit+0x53/0x401 [ 25.847214] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.847223] [] ? check_preemption_disabled+0x3b/0x200 [ 25.847233] [] ? out_of_memory+0x6d4/0xe90 [ 25.847240] [] out_of_memory+0x292/0xe90 [ 25.847246] [] ? out_of_memory+0x410/0xe90 [ 25.847253] [] ? oom_killer_disable+0x200/0x200 [ 25.847262] [] ? trace_hardirqs_on+0xd/0x10 [ 25.847270] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.847277] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.847285] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.847295] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.847303] [] ? check_preemption_disabled+0x3b/0x200 [ 25.847309] [] ? retint_kernel+0x2d/0x2d [ 25.847318] [] __vmalloc_node_range+0x25b/0x600 [ 25.847328] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.847334] [] vmalloc+0x5b/0x70 [ 25.847340] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.847346] [] xt_alloc_table_info+0xc9/0x100 [ 25.847360] [] do_ipt_set_ctl+0x235/0x460 [ 25.847368] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.847378] [] ? mutex_unlock+0x9/0x10 [ 25.847387] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.847393] [] nf_setsockopt+0x6d/0xc0 [ 25.847402] [] ip_setsockopt+0x88/0xa0 [ 25.847412] [] udp_setsockopt+0x4a/0x90 [ 25.847423] [] ipv6_setsockopt+0x10a/0x130 [ 25.847431] [] tcp_setsockopt+0x88/0xe0 [ 25.847439] [] sock_common_setsockopt+0x9a/0xe0 [ 25.847446] [] SyS_setsockopt+0x166/0x260 [ 25.847452] [] ? SyS_recv+0x40/0x40 [ 25.847461] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.847468] [] ? SyS_clock_settime+0x220/0x220 [ 25.847474] [] ? do_syscall_64+0x48/0x550 [ 25.847480] [] ? SyS_recv+0x40/0x40 [ 25.847486] [] do_syscall_64+0x19f/0x550 [ 25.847493] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.847496] Mem-Info: [ 25.847512] active_anon:1012 inactive_anon:42 isolated_anon:0 [ 25.847512] active_file:35 inactive_file:36 isolated_file:0 [ 25.847512] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.847512] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.847512] mapped:24 shmem:48 pagetables:270 bounce:0 [ 25.847512] free:6051 free_pcp:30 free_cma:0 [ 25.847525] Node 0 active_anon:4048kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.847540] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.847565] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:4048kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:2976kB pagetables:1080kB bounce:0kB free_pcp:120kB local_pcp:120kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.847615] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 334*4kB (UM) 125*8kB (UM) 56*16kB (UM) 20*32kB (UM) 26*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5536kB 119 total pagecache pages [ 25.847654] 0 pages in swap cache [ 25.847657] Swap cache stats: add 0, delete 0, find 0/0 [ 25.847659] Free swap = 0kB [ 25.847661] Total swap = 0kB [ 25.847663] 1965979 pages RAM [ 25.847665] 0 pages HighMem/MovableOnly [ 25.847667] 313618 pages reserved [ 25.847670] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.847688] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.847698] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.847708] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.847718] [ 1953] 0 1953 4724 52 15 3 0 0 cron [ 25.847728] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.847737] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.847763] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.847772] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.847783] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.847792] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.847801] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.847810] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.847819] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.847828] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.847840] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.847848] Out of memory: Kill process 1953 (cron) score 0 or sacrifice child [ 25.847883] Killed process 1953 (cron) total-vm:18896kB, anon-rss:204kB, file-rss:4kB, shmem-rss:0kB [ 25.850504] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.850512] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.850525] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.850534] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.850543] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.850544] Call Trace: [ 25.850558] [] dump_stack+0xc1/0x128 [ 25.850567] [] dump_header.isra.4+0x142/0x747 [ 25.850575] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.850583] [] ? ___ratelimit+0x53/0x401 [ 25.850590] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.850599] [] ? check_preemption_disabled+0x3b/0x200 [ 25.850608] [] ? out_of_memory+0x6d4/0xe90 [ 25.850615] [] out_of_memory+0x292/0xe90 [ 25.850622] [] ? out_of_memory+0x410/0xe90 [ 25.850629] [] ? oom_killer_disable+0x200/0x200 [ 25.850637] [] ? trace_hardirqs_on+0xd/0x10 [ 25.850644] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.850651] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.850659] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.850669] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.850676] [] ? check_preemption_disabled+0x3b/0x200 [ 25.850683] [] ? retint_kernel+0x2d/0x2d [ 25.850691] [] __vmalloc_node_range+0x25b/0x600 [ 25.850700] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.850706] [] vmalloc+0x5b/0x70 [ 25.850712] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.850718] [] xt_alloc_table_info+0xc9/0x100 [ 25.850728] [] do_ipt_set_ctl+0x235/0x460 [ 25.850735] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.850746] [] ? mutex_unlock+0x9/0x10 [ 25.850754] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.850761] [] nf_setsockopt+0x6d/0xc0 [ 25.850769] [] ip_setsockopt+0x88/0xa0 [ 25.850778] [] udp_setsockopt+0x4a/0x90 [ 25.850787] [] ipv6_setsockopt+0x10a/0x130 [ 25.850795] [] tcp_setsockopt+0x88/0xe0 [ 25.850804] [] sock_common_setsockopt+0x9a/0xe0 [ 25.850811] [] SyS_setsockopt+0x166/0x260 [ 25.850817] [] ? SyS_recv+0x40/0x40 [ 25.850825] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.850831] [] ? SyS_clock_settime+0x220/0x220 [ 25.850838] [] ? do_syscall_64+0x48/0x550 [ 25.850844] [] ? SyS_recv+0x40/0x40 [ 25.850850] [] do_syscall_64+0x19f/0x550 [ 25.850857] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.850859] Mem-Info: [ 25.850874] active_anon:962 inactive_anon:42 isolated_anon:0 [ 25.850874] active_file:35 inactive_file:36 isolated_file:0 [ 25.850874] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.850874] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.850874] mapped:24 shmem:48 pagetables:270 bounce:0 [ 25.850874] free:6051 free_pcp:104 free_cma:0 [ 25.850886] Node 0 active_anon:3848kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.850902] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.850926] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:3848kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:2944kB pagetables:1080kB bounce:0kB free_pcp:416kB local_pcp:416kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.850977] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 334*4kB (UM) 125*8kB (UM) 56*16kB (UM) 21*32kB (UM) 26*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5568kB 119 total pagecache pages [ 25.851016] 0 pages in swap cache [ 25.851020] Swap cache stats: add 0, delete 0, find 0/0 [ 25.851022] Free swap = 0kB [ 25.851024] Total swap = 0kB [ 25.851026] 1965979 pages RAM [ 25.851028] 0 pages HighMem/MovableOnly [ 25.851030] 313618 pages reserved [ 25.851032] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.851044] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.851054] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.851063] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.851075] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.851084] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.851095] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.851104] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.851114] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.851123] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.851133] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.851142] [ 2057] 0 2057 3648 44 13 3 0 0 getty [ 25.851151] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.851160] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.851172] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.851178] Out of memory: Kill process 2057 (getty) score 0 or sacrifice child [ 25.851209] Killed process 2057 (getty) total-vm:14592kB, anon-rss:172kB, file-rss:4kB, shmem-rss:0kB [ 25.852283] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.852289] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.852301] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.852311] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.852320] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.852321] Call Trace: [ 25.852331] [] dump_stack+0xc1/0x128 [ 25.852340] [] dump_header.isra.4+0x142/0x747 [ 25.852347] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.852360] [] ? ___ratelimit+0x53/0x401 [ 25.852367] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.852376] [] ? check_preemption_disabled+0x3b/0x200 [ 25.852383] [] ? out_of_memory+0x6d4/0xe90 [ 25.852390] [] out_of_memory+0x292/0xe90 [ 25.852397] [] ? out_of_memory+0x410/0xe90 [ 25.852404] [] ? oom_killer_disable+0x200/0x200 [ 25.852411] [] ? trace_hardirqs_on+0xd/0x10 [ 25.852419] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.852427] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.852435] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.852443] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.852450] [] ? check_preemption_disabled+0x3b/0x200 [ 25.852456] [] ? retint_kernel+0x2d/0x2d [ 25.852464] [] __vmalloc_node_range+0x25b/0x600 [ 25.852472] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.852478] [] vmalloc+0x5b/0x70 [ 25.852484] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.852490] [] xt_alloc_table_info+0xc9/0x100 [ 25.852498] [] do_ipt_set_ctl+0x235/0x460 [ 25.852506] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.852515] [] ? mutex_unlock+0x9/0x10 [ 25.852522] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.852529] [] nf_setsockopt+0x6d/0xc0 [ 25.852537] [] ip_setsockopt+0x88/0xa0 [ 25.852544] [] udp_setsockopt+0x4a/0x90 [ 25.852628] [] ipv6_setsockopt+0x10a/0x130 [ 25.852634] [] tcp_setsockopt+0x88/0xe0 [ 25.852642] [] sock_common_setsockopt+0x9a/0xe0 [ 25.852649] [] SyS_setsockopt+0x166/0x260 [ 25.852655] [] ? SyS_recv+0x40/0x40 [ 25.852662] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.852670] [] ? SyS_clock_settime+0x220/0x220 [ 25.852676] [] ? do_syscall_64+0x48/0x550 [ 25.852682] [] ? SyS_recv+0x40/0x40 [ 25.852688] [] do_syscall_64+0x19f/0x550 [ 25.852695] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.852698] Mem-Info: [ 25.852712] active_anon:912 inactive_anon:42 isolated_anon:0 [ 25.852712] active_file:35 inactive_file:36 isolated_file:0 [ 25.852712] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.852712] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.852712] mapped:24 shmem:48 pagetables:233 bounce:0 [ 25.852712] free:6051 free_pcp:196 free_cma:0 [ 25.852724] Node 0 active_anon:3648kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.852742] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.852799] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:3648kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:2912kB pagetables:932kB bounce:0kB free_pcp:784kB local_pcp:416kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.852847] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 333*4kB (M) 112*8kB (UM) 55*16kB (UM) 22*32kB (UM) 26*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5476kB 119 total pagecache pages [ 25.852886] 0 pages in swap cache [ 25.852890] Swap cache stats: add 0, delete 0, find 0/0 [ 25.852891] Free swap = 0kB [ 25.852893] Total swap = 0kB [ 25.852895] 1965979 pages RAM [ 25.852897] 0 pages HighMem/MovableOnly [ 25.852899] 313618 pages reserved [ 25.852902] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.852918] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.852927] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.852936] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.852948] [ 1979] 0 1979 3735 44 11 3 0 0 mcstransd [ 25.852958] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.852967] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.852977] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.852987] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.852996] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.853004] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.853014] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.853024] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.853035] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.853041] Out of memory: Kill process 1979 (mcstransd) score 0 or sacrifice child [ 25.853068] Killed process 1979 (mcstransd) total-vm:14940kB, anon-rss:176kB, file-rss:0kB, shmem-rss:0kB [ 25.864098] init invoked oom-killer: gfp_mask=0x24201ca(GFP_HIGHUSER_MOVABLE|__GFP_COLD), nodemask=0, order=0, oom_score_adj=0 [ 25.864106] CPU: 1 PID: 1 Comm: init Not tainted 4.9.141+ #1 [ 25.864119] ffff8801da6076f8 ffffffff81b42e79 ffff8801da607ab8 ffffffff833e92b0 [ 25.864129] 0000000000000000 ffff8801da607ad0 0000000000000000 ffff8801da607778 [ 25.864137] ffffffff814fb526 0000000000000000 0000000000000000 ffffffff82816fa5 [ 25.864139] Call Trace: [ 25.864152] [] dump_stack+0xc1/0x128 [ 25.864162] [] dump_header.isra.4+0x142/0x747 [ 25.864170] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.864176] [] ? ___ratelimit+0x53/0x401 [ 25.864184] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.864193] [] ? check_preemption_disabled+0x3b/0x200 [ 25.864201] [] ? out_of_memory+0x6d4/0xe90 [ 25.864208] [] out_of_memory+0x292/0xe90 [ 25.864214] [] ? out_of_memory+0x410/0xe90 [ 25.864221] [] ? oom_killer_disable+0x200/0x200 [ 25.864228] [] ? trace_hardirqs_on+0xd/0x10 [ 25.864236] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.864243] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.864251] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 25.864259] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.864265] [] ? radix_tree_lookup_slot+0x85/0xc0 [ 25.864272] [] ? find_get_entry+0x11a/0x570 [ 25.864278] [] ? find_get_entry+0x141/0x570 [ 25.864285] [] ? page_cache_prev_hole+0x80/0x80 [ 25.864292] [] ? autoremove_wake_function+0x40/0x40 [ 25.864299] [] ? pagecache_get_page+0x131/0x710 [ 25.864306] [] filemap_fault+0xaf1/0x1110 [ 25.864315] [] ext4_filemap_fault+0x71/0xa0 [ 25.864321] [] __do_fault+0x223/0x500 [ 25.864327] [] ? do_page_mkwrite+0x3e0/0x3e0 [ 25.864335] [] ? generic_file_readonly_mmap+0x190/0x190 [ 25.864341] [] handle_mm_fault+0x1326/0x2350 [ 25.864348] [] ? vm_insert_page+0x6f0/0x6f0 [ 25.864354] [] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 25.864363] [] __do_page_fault+0x403/0xa60 [ 25.864370] [] ? bad_area_access_error+0x3a0/0x3a0 [ 25.864378] [] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.864385] [] do_page_fault+0x27/0x30 [ 25.864392] [] page_fault+0x25/0x30 [ 25.864395] Mem-Info: [ 25.864411] active_anon:887 inactive_anon:42 isolated_anon:0 [ 25.864411] active_file:35 inactive_file:36 isolated_file:0 [ 25.864411] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.864411] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.864411] mapped:24 shmem:48 pagetables:233 bounce:0 [ 25.864411] free:6051 free_pcp:261 free_cma:0 [ 25.864422] Node 0 active_anon:3548kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.864438] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.864462] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:3548kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:2880kB pagetables:932kB bounce:0kB free_pcp:1044kB local_pcp:628kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.864528] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 333*4kB (M) 112*8kB (UM) 55*16kB (UM) 23*32kB (UM) 26*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5508kB 119 total pagecache pages [ 25.864568] 0 pages in swap cache [ 25.864571] Swap cache stats: add 0, delete 0, find 0/0 [ 25.864573] Free swap = 0kB [ 25.864575] Total swap = 0kB [ 25.864577] 1965979 pages RAM [ 25.864579] 0 pages HighMem/MovableOnly [ 25.864581] 313618 pages reserved [ 25.864584] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.864599] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.864608] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.864618] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.864630] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.864640] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.864649] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.864659] [ 2054] 0 2054 3648 43 13 3 0 0 getty [ 25.864668] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.864677] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.864687] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.864696] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.864708] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.864714] Out of memory: Kill process 2054 (getty) score 0 or sacrifice child [ 25.864991] Killed process 2054 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 25.884003] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.884012] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.884028] ffff880101ff7650 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.884038] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff76d0 [ 25.884048] ffffffff814fb526 0000000000000000 00000000000003e8 ffffffff82816fa5 [ 25.884050] Call Trace: [ 25.884068] [] dump_stack+0xc1/0x128 [ 25.884079] [] dump_header.isra.4+0x142/0x747 [ 25.884088] [] ? _raw_spin_unlock_irqrestore+0x45/0x70 [ 25.884096] [] ? ___ratelimit+0x53/0x401 [ 25.884104] [] oom_kill_process.cold.10+0xd/0xa6e [ 25.884114] [] ? check_preemption_disabled+0x3b/0x200 [ 25.884123] [] ? out_of_memory+0x6d4/0xe90 [ 25.884131] [] out_of_memory+0x292/0xe90 [ 25.884138] [] ? out_of_memory+0x410/0xe90 [ 25.884144] [] ? oom_killer_disable+0x200/0x200 [ 25.884152] [] ? trace_hardirqs_on+0xd/0x10 [ 25.884160] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.884167] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.884175] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.884186] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.884193] [] ? check_preemption_disabled+0x3b/0x200 [ 25.884200] [] ? retint_kernel+0x2d/0x2d [ 25.884209] [] __vmalloc_node_range+0x25b/0x600 [ 25.884218] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.884225] [] vmalloc+0x5b/0x70 [ 25.884231] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.884238] [] xt_alloc_table_info+0xc9/0x100 [ 25.884248] [] do_ipt_set_ctl+0x235/0x460 [ 25.884255] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.884265] [] ? mutex_unlock+0x9/0x10 [ 25.884275] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.884281] [] nf_setsockopt+0x6d/0xc0 [ 25.884291] [] ip_setsockopt+0x88/0xa0 [ 25.884300] [] udp_setsockopt+0x4a/0x90 [ 25.884311] [] ipv6_setsockopt+0x10a/0x130 [ 25.884319] [] tcp_setsockopt+0x88/0xe0 [ 25.884329] [] sock_common_setsockopt+0x9a/0xe0 [ 25.884336] [] SyS_setsockopt+0x166/0x260 [ 25.884342] [] ? SyS_recv+0x40/0x40 [ 25.884359] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.884366] [] ? SyS_clock_settime+0x220/0x220 [ 25.884372] [] ? do_syscall_64+0x48/0x550 [ 25.884378] [] ? SyS_recv+0x40/0x40 [ 25.884384] [] do_syscall_64+0x19f/0x550 [ 25.884391] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.884395] Mem-Info: [ 25.884410] active_anon:837 inactive_anon:42 isolated_anon:0 [ 25.884410] active_file:35 inactive_file:36 isolated_file:0 [ 25.884410] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.884410] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.884410] mapped:24 shmem:48 pagetables:233 bounce:0 [ 25.884410] free:6051 free_pcp:322 free_cma:0 [ 25.884423] Node 0 active_anon:3348kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.884440] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.884464] Normal free:5504kB min:5580kB low:9168kB high:12756kB active_anon:3348kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:2848kB pagetables:932kB bounce:0kB free_pcp:1288kB local_pcp:660kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.884515] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 333*4kB (M) 112*8kB (UM) 55*16kB (UM) 24*32kB (UM) 26*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5540kB 119 total pagecache pages [ 25.884554] 0 pages in swap cache [ 25.884558] Swap cache stats: add 0, delete 0, find 0/0 [ 25.884560] Free swap = 0kB [ 25.884562] Total swap = 0kB [ 25.884564] 1965979 pages RAM [ 25.884566] 0 pages HighMem/MovableOnly [ 25.884568] 313618 pages reserved [ 25.884571] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.884586] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.884596] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.884606] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.884619] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.884629] [ 2029] 0 2029 3648 40 13 3 0 0 getty [ 25.884639] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.884650] [ 2055] 0 2055 3648 42 13 3 0 0 getty [ 25.884659] [ 2056] 0 2056 3648 43 12 3 0 0 getty [ 25.884669] [ 2058] 0 2058 3648 42 13 3 0 0 getty [ 25.884678] [ 2059] 0 2059 3648 42 13 3 0 0 getty [ 25.884691] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.884698] Out of memory: Kill process 2055 (getty) score 0 or sacrifice child [ 25.884726] Killed process 2055 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 25.886822] Out of memory: Kill process 2056 (getty) score 0 or sacrifice child [ 25.886846] Killed process 2056 (getty) total-vm:14592kB, anon-rss:168kB, file-rss:4kB, shmem-rss:0kB [ 25.888551] Out of memory: Kill process 2058 (getty) score 0 or sacrifice child [ 25.888571] Killed process 2058 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 25.890367] Out of memory: Kill process 2059 (getty) score 0 or sacrifice child [ 25.890386] Killed process 2059 (getty) total-vm:14592kB, anon-rss:164kB, file-rss:4kB, shmem-rss:0kB [ 25.892149] Out of memory: Kill process 2029 (getty) score 0 or sacrifice child [ 25.892179] Killed process 2029 (getty) total-vm:14592kB, anon-rss:156kB, file-rss:4kB, shmem-rss:0kB [ 25.903566] syz-executor.0 invoked oom-killer: gfp_mask=0x24002c2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), nodemask=0, order=0, oom_score_adj=1000 [ 25.903575] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.903592] ffff880101ff76f8 ffffffff81b42e79 ffff880101ff7a10 ffffffff833e92b0 [ 25.903601] 00000000000003e8 ffff880101ff7a28 0000000000000000 ffff880101ff7778 [ 25.903610] ffffffff814fb526 0000000000000000 00000000000003e8 ffff8801cd092068 [ 25.903612] Call Trace: [ 25.903629] [] dump_stack+0xc1/0x128 [ 25.903641] [] dump_header.isra.4+0x142/0x747 [ 25.903651] [] ? out_of_memory+0x6d4/0xe90 [ 25.903658] [] out_of_memory.cold.11+0xd/0x5d [ 25.903664] [] ? out_of_memory+0x410/0xe90 [ 25.903672] [] ? oom_killer_disable+0x200/0x200 [ 25.903681] [] ? trace_hardirqs_on+0xd/0x10 [ 25.903688] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.903695] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.903703] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.903713] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.903723] [] ? check_preemption_disabled+0x3b/0x200 [ 25.903732] [] ? retint_kernel+0x2d/0x2d [ 25.903741] [] __vmalloc_node_range+0x25b/0x600 [ 25.903750] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.903756] [] vmalloc+0x5b/0x70 [ 25.903762] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.903768] [] xt_alloc_table_info+0xc9/0x100 [ 25.903777] [] do_ipt_set_ctl+0x235/0x460 [ 25.903784] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.903794] [] ? mutex_unlock+0x9/0x10 [ 25.903803] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.903809] [] nf_setsockopt+0x6d/0xc0 [ 25.903818] [] ip_setsockopt+0x88/0xa0 [ 25.903828] [] udp_setsockopt+0x4a/0x90 [ 25.903837] [] ipv6_setsockopt+0x10a/0x130 [ 25.903844] [] tcp_setsockopt+0x88/0xe0 [ 25.903853] [] sock_common_setsockopt+0x9a/0xe0 [ 25.903860] [] SyS_setsockopt+0x166/0x260 [ 25.903866] [] ? SyS_recv+0x40/0x40 [ 25.903876] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.903882] [] ? SyS_clock_settime+0x220/0x220 [ 25.903888] [] ? do_syscall_64+0x48/0x550 [ 25.903894] [] ? SyS_recv+0x40/0x40 [ 25.903899] [] do_syscall_64+0x19f/0x550 [ 25.903906] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.903909] Mem-Info: [ 25.903924] active_anon:612 inactive_anon:42 isolated_anon:0 [ 25.903924] active_file:35 inactive_file:36 isolated_file:0 [ 25.903924] unevictable:0 dirty:0 writeback:0 unstable:0 [ 25.903924] slab_reclaimable:4353 slab_unreclaimable:56256 [ 25.903924] mapped:24 shmem:48 pagetables:159 bounce:0 [ 25.903924] free:6118 free_pcp:314 free_cma:0 [ 25.903936] Node 0 active_anon:2448kB inactive_anon:168kB active_file:140kB inactive_file:144kB 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 [ 25.903952] DMA32 free:18700kB 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:0kB slab_unreclaimable:72kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 3505 3505 [ 25.903976] Normal free:5772kB min:5580kB low:9168kB high:12756kB active_anon:2448kB inactive_anon:168kB active_file:140kB inactive_file:144kB unevictable:0kB writepending:0kB present:4718592kB managed:3589312kB mlocked:0kB slab_reclaimable:17412kB slab_unreclaimable:224952kB kernel_stack:2720kB pagetables:636kB bounce:0kB free_pcp:1256kB local_pcp:672kB free_cma:0kB lowmem_reserve[]: 0 0 0 [ 25.904207] DMA32: 2*4kB (M) 5*8kB (UM) 2*16kB (M) 4*32kB (UM) 5*64kB (UM) 2*128kB (M) 4*256kB (UM) 1*512kB (M) 2*1024kB (M) 1*2048kB (M) 3*4096kB (M) = 18704kB Normal: 386*4kB (UM) 145*8kB (UM) 47*16kB (M) 21*32kB (UM) 26*64kB (UM) 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 5792kB 156 total pagecache pages [ 25.904245] 0 pages in swap cache [ 25.904249] Swap cache stats: add 0, delete 0, find 0/0 [ 25.904251] Free swap = 0kB [ 25.904253] Total swap = 0kB [ 25.904255] 1965979 pages RAM [ 25.904257] 0 pages HighMem/MovableOnly [ 25.904259] 313618 pages reserved [ 25.904262] [ pid ] uid tgid total_vm rss nr_ptes nr_pmds swapents oom_score_adj name [ 25.904280] [ 470] 0 470 5384 173 17 3 0 -1000 udevd [ 25.904289] [ 593] 0 593 5383 176 16 3 0 -1000 udevd [ 25.904299] [ 594] 0 594 5383 174 16 3 0 -1000 udevd [ 25.904313] [ 1981] 0 1981 12489 153 27 3 0 -1000 sshd [ 25.904324] [ 2042] 0 2042 17820 1 39 3 0 0 sshd [ 25.904340] [ 2091] 0 2090 9509 0 16 4 0 1000 syz-executor.0 [ 25.904354] Kernel panic - not syncing: Out of memory and no killable processes... [ 25.904354] [ 25.904360] CPU: 0 PID: 2094 Comm: syz-executor.0 Not tainted 4.9.141+ #1 [ 25.904371] ffff880101ff76b8 ffffffff81b42e79 ffffffff82a962c0 00000000ffffffff [ 25.904380] ffffffff83029100 0000000000000000 dffffc0000000000 ffff880101ff7778 [ 25.904389] ffffffff813f7125 0000000041b58ab3 ffffffff82e2b62b ffffffff813f6f66 [ 25.904390] Call Trace: [ 25.904400] [] dump_stack+0xc1/0x128 [ 25.904408] [] panic+0x1bf/0x39f [ 25.904415] [] ? add_taint.cold.5+0x16/0x16 [ 25.904422] [] ? dump_header.isra.4+0x738/0x747 [ 25.904428] [] ? dump_header.isra.4+0x738/0x747 [ 25.904435] [] out_of_memory.cold.11+0x1e/0x5d [ 25.904442] [] ? out_of_memory+0x410/0xe90 [ 25.904448] [] ? oom_killer_disable+0x200/0x200 [ 25.904456] [] ? trace_hardirqs_on+0xd/0x10 [ 25.904463] [] ? __alloc_pages_nodemask+0x1173/0x1bd0 [ 25.904470] [] __alloc_pages_nodemask+0x18ee/0x1bd0 [ 25.904477] [] ? gfp_pfmemalloc_allowed+0x110/0x110 [ 25.904486] [] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.904493] [] ? check_preemption_disabled+0x3b/0x200 [ 25.904499] [] ? retint_kernel+0x2d/0x2d [ 25.904507] [] __vmalloc_node_range+0x25b/0x600 [ 25.904514] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.904520] [] vmalloc+0x5b/0x70 [ 25.904526] [] ? xt_alloc_table_info+0xc9/0x100 [ 25.904532] [] xt_alloc_table_info+0xc9/0x100 [ 25.904539] [] do_ipt_set_ctl+0x235/0x460 [ 25.904546] [] ? compat_do_ipt_set_ctl+0x140/0x140 [ 25.904554] [] ? mutex_unlock+0x9/0x10 [ 25.904562] [] ? nf_sockopt_find.constprop.0+0x1b1/0x230 [ 25.904568] [] nf_setsockopt+0x6d/0xc0 [ 25.904575] [] ip_setsockopt+0x88/0xa0 [ 25.904583] [] udp_setsockopt+0x4a/0x90 [ 25.904591] [] ipv6_setsockopt+0x10a/0x130 [ 25.904597] [] tcp_setsockopt+0x88/0xe0 [ 25.904604] [] sock_common_setsockopt+0x9a/0xe0 [ 25.904610] [] SyS_setsockopt+0x166/0x260 [ 25.904616] [] ? SyS_recv+0x40/0x40 [ 25.904624] [] ? SyS_clock_gettime+0x11e/0x1f0 [ 25.904630] [] ? SyS_clock_settime+0x220/0x220 [ 25.904636] [] ? do_syscall_64+0x48/0x550 [ 25.904642] [] ? SyS_recv+0x40/0x40 [ 25.904647] [] do_syscall_64+0x19f/0x550 [ 25.904654] [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb [ 25.905619] Kernel Offset: disabled [ 32.475376] Rebooting in 86400 seconds..