audit: type=1326 audit(1520127391.979:33): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=8605 comm="syz-executor1" exe="/root/syz-executor1" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf77d5ba9 code=0x0 vmalloc: allocation failure: 0 bytes syz-executor3: page allocation failure: order:0, mode:0x24000c2 CPU: 1 PID: 8648 Comm: syz-executor3 Not tainted 4.4.119-g855ea74 #28 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor5/8660 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 cdb7bd100ce08967 ffff8800a834f8c0 ffffffff81d0402d 1ffff10015069f1b ffff8800b69b0000 00000000024000c2 0000000000000000 0000000000000001 ffff8800a834f9d0 ffffffff81431019 ffffffff838ac620 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] warn_alloc_failed+0x1d9/0x240 mm/page_alloc.c:2757 [] __vmalloc_node_range+0x41d/0x630 mm/vmalloc.c:1692 [] __vmalloc_node mm/vmalloc.c:1715 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1729 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1744 [] sel_write_load+0x130/0xff0 security/selinux/selinuxfs.c:527 [] __vfs_write+0x103/0x450 fs/read_write.c:489 [] vfs_write+0x18a/0x530 fs/read_write.c:538 [] SYSC_write fs/read_write.c:585 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:577 [] do_syscall_32_irqs_on arch/x86/entry/common.c:392 [inline] [] do_fast_syscall_32+0x321/0x8a0 arch/x86/entry/common.c:459 [] sysenter_flags_fixed+0xd/0x17 CPU: 0 PID: 8660 Comm: syz-executor5 Not tainted 4.4.119-g855ea74 #28 Mem-Info: Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 9a60c3525598fab1 ffff8801c3f67638 ffffffff81d0402d 0000000000000000 ffffffff839fe5a0 ffffffff83d0be20 ffff8801c6f58000 0000000000000003 ffff8801c3f67678 ffffffff81d63f84 ffff8801c3f67690 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x980 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fbb/0x3490 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962 [] __sys_sendmsg+0xd3/0x190 net/socket.c:1996 [] C_SYSC_sendmsg net/compat.c:720 [inline] [] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:718 [] do_syscall_32_irqs_on arch/x86/entry/common.c:392 [inline] [] do_fast_syscall_32+0x321/0x8a0 arch/x86/entry/common.c:459 [] sysenter_flags_fixed+0xd/0x17 active_anon:53601 inactive_anon:45 isolated_anon:0 active_file:3573 inactive_file:8362 isolated_file:0 unevictable:0 dirty:142 writeback:0 unstable:0 slab_reclaimable:6246 slab_unreclaimable:59089 mapped:23865 shmem:51 pagetables:650 bounce:0 free:1474496 free_pcp:562 free_cma:0 DMA free:15904kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:15992kB managed:15904kB mlocked:0kB dirty:0kB writeback:0kB mapped:0kB shmem:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB unstable:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? yes lowmem_reserve[]: 0 2911 6411 6411 DMA32 free:2676856kB min:30608kB low:38260kB high:45912kB active_anon:88068kB inactive_anon:60kB active_file:7540kB inactive_file:17240kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:3129292kB managed:2982732kB mlocked:0kB dirty:492kB writeback:0kB mapped:44932kB shmem:76kB slab_reclaimable:11896kB slab_unreclaimable:105560kB kernel_stack:3008kB pagetables:1192kB unstable:0kB bounce:0kB free_pcp:1196kB local_pcp:568kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 3500 3500 Normal free:3219976kB min:36808kB low:46008kB high:55212kB active_anon:111788kB inactive_anon:120kB active_file:6772kB inactive_file:16208kB unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB managed:3584660kB mlocked:0kB dirty:88kB writeback:0kB mapped:50432kB shmem:128kB slab_reclaimable:13088kB slab_unreclaimable:130920kB kernel_stack:3040kB pagetables:1244kB unstable:0kB bounce:0kB free_pcp:1208kB local_pcp:576kB free_cma:0kB writeback_tmp:0kB pages_scanned:0 all_unreclaimable? no lowmem_reserve[]: 0 0 0 0 DMA: 0*4kB 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15904kB DMA32: 288*4kB (UME) 121*8kB (UM) 94*16kB (UME) 117*32kB (UM) 98*64kB (UME) 49*128kB (UM) 32*256kB (UM) 16*512kB (M) 43*1024kB (UM) 4*2048kB (M) 632*4096kB (M) = 2677192kB Normal: 220*4kB (UME) 167*8kB (UME) 127*16kB (UME) 171*32kB (UME) 127*64kB (UME) 38*128kB (UME) 22*256kB (UME) 30*512kB (ME) 50*1024kB (M) 4*2048kB (UME) 761*4096kB (M) = 3220152kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 11991 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320145 pages reserved BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/8682 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 8682 Comm: syz-executor4 Not tainted 4.4.119-g855ea74 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 f2ca2dfa48ac8e53 ffff8801d19c7648 ffffffff81d0402d 0000000000000001 ffffffff839fe5a0 ffffffff83d0be20 ffff8800ac484800 0000000000000003 ffff8801d19c7688 ffffffff81d63f84 ffff8801d19c76a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x980 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fbb/0x3490 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962 [] __sys_sendmsg+0xd3/0x190 net/socket.c:1996 [] C_SYSC_sendmsg net/compat.c:720 [inline] [] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:718 [] do_syscall_32_irqs_on arch/x86/entry/common.c:392 [inline] [] do_fast_syscall_32+0x321/0x8a0 arch/x86/entry/common.c:459 [] sysenter_flags_fixed+0xd/0x17 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/8682 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 8682 Comm: syz-executor4 Not tainted 4.4.119-g855ea74 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 f2ca2dfa48ac8e53 ffff8801d19c7648 ffffffff81d0402d 0000000000000001 ffffffff839fe5a0 ffffffff83d0be20 ffff8800ac484800 0000000000000003 ffff8801d19c7688 ffffffff81d63f84 ffff8801d19c76a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x980 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp4_init_state+0xb0/0x7d0 net/ipv4/ipcomp.c:137 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fbb/0x3490 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962 [] __sys_sendmsg+0xd3/0x190 net/socket.c:1996 [] C_SYSC_sendmsg net/compat.c:720 [inline] [] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:718 [] do_syscall_32_irqs_on arch/x86/entry/common.c:392 [inline] [] do_fast_syscall_32+0x321/0x8a0 arch/x86/entry/common.c:459 [] sysenter_flags_fixed+0xd/0x17 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=60061 sclass=netlink_route_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=60061 sclass=netlink_route_socket binder: send failed reply for transaction 40 to 8745:8753 binder: BINDER_SET_CONTEXT_MGR already set binder: 8745:8753 ioctl 40046207 0 returned -16 binder_alloc: 8745: binder_alloc_buf, no vma binder: 8745:8753 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor1'. syz-executor1 (8935): /proc/8928/oom_adj is deprecated, please use /proc/8928/oom_score_adj instead. keychord: invalid keycode count 0 keychord: keycode 20003 out of range binder: 9077:9097 transaction failed 29189/-22, size 0-8 line 3005 audit: type=1400 audit(1520127395.099:34): avc: denied { dyntransition } for pid=9096 comm="syz-executor0" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0,c1 tclass=process permissive=1 binder: undelivered TRANSACTION_ERROR: 29189 syz-executor5 (9124) used greatest stack depth: 23864 bytes left audit: type=1326 audit(1520127395.609:35): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=9151 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf77fdba9 code=0x0 audit: type=1326 audit(1520127395.629:36): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=9151 comm="syz-executor2" exe="/root/syz-executor2" sig=31 arch=40000003 syscall=265 compat=1 ip=0xf77fdba9 code=0x0 audit: type=1400 audit(1520127396.129:37): avc: denied { create } for pid=9185 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_iscsi_socket permissive=1 audit: type=1400 audit(1520127397.329:38): avc: denied { set_context_mgr } for pid=9366 comm="syz-executor6" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 audit: type=1400 audit(1520127397.409:39): avc: denied { call } for pid=9366 comm="syz-executor6" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder: BINDER_SET_CONTEXT_MGR already set binder: 9366:9385 ioctl 40046207 0 returned -16 binder_alloc: 9366: binder_alloc_buf, no vma binder: 9366:9385 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 9366:9385 transaction 43 out, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 43, target dead audit: type=1400 audit(1520127398.049:40): avc: denied { setopt } for pid=9482 comm="syz-executor3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 IPv6: NLM_F_CREATE should be specified when creating new route SELinux: policydb string SE Linux does not match my string SE Linux SELinux: policydb string SE Linux does not match my string SE Linux binder: 9750:9751 ioctl 40046205 7 returned -22 binder: 9750:9752 ioctl 40046205 7 returned -22 IPVS: length: 24 != 2779391864 IPVS: length: 24 != 2779391864 IPVS: length: 24 != 2779391864 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=17774 sclass=netlink_route_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=17774 sclass=netlink_route_socket audit: type=1400 audit(1520127399.619:41): avc: denied { ioctl } for pid=9907 comm="syz-executor3" path="socket:[22771]" dev="sockfs" ino=22771 ioctlcmd=8946 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 SELinux: policydb magic number 0x7cffd08c does not match expected magic number 0xf97cff8c SELinux: policydb magic number 0x7cffd08c does not match expected magic number 0xf97cff8c audit: type=1400 audit(1520127400.549:42): avc: denied { attach_queue } for pid=10102 comm="syz-executor1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=tun_socket permissive=1 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=11008 sclass=netlink_route_socket SELinux: unrecognized netlink message: protocol=0 nlmsg_type=11008 sclass=netlink_route_socket binder: 10226:10227 ioctl c0306201 20007000 returned -14 Option 'D„Ú›Á´' to dns_resolver key: bad/missing value Option 'D„Ú›Á´' to dns_resolver key: bad/missing value binder: 10226:10248 got reply transaction with no transaction stack binder: 10226:10248 transaction failed 29201/-71, size 0-65536 line 2921 binder: BINDER_SET_CONTEXT_MGR already set binder: 10226:10265 ioctl 40046207 0 returned -16 binder: 10226:10227 ioctl c0306201 20007000 returned -14 binder: undelivered TRANSACTION_ERROR: 29201 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/10294 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 10294 Comm: syz-executor4 Not tainted 4.4.119-g855ea74 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 535e80e743c70cb4 ffff8800a8437638 ffffffff81d0402d 0000000000000001 ffffffff839fe5a0 ffffffff83d0be20 ffff8801d8118000 0000000000000003 ffff8800a8437678 ffffffff81d63f84 ffff8800a8437690 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x980 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fbb/0x3490 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962 [] __sys_sendmsg+0xd3/0x190 net/socket.c:1996 [] C_SYSC_sendmsg net/compat.c:720 [inline] [] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:718 [] do_syscall_32_irqs_on arch/x86/entry/common.c:392 [inline] [] do_fast_syscall_32+0x321/0x8a0 arch/x86/entry/common.c:459 [] sysenter_flags_fixed+0xd/0x17 BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor4/10298 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 0 PID: 10298 Comm: syz-executor4 Not tainted 4.4.119-g855ea74 #28 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 2f1017f7724dc237 ffff8800b9437638 ffffffff81d0402d 0000000000000000 ffffffff839fe5a0 ffffffff83d0be20 ffff8801d87f6000 0000000000000003 ffff8800b9437678 ffffffff81d63f84 ffff8800b9437690 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] check_preemption_disabled+0x1d4/0x200 lib/smp_processor_id.c:46 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] ipcomp_alloc_tfms net/xfrm/xfrm_ipcomp.c:286 [inline] [] ipcomp_init_state+0x188/0x980 net/xfrm/xfrm_ipcomp.c:363 [] ipcomp6_init_state+0xb5/0x820 net/ipv6/ipcomp6.c:165 [] __xfrm_init_state+0x3e7/0xb30 net/xfrm/xfrm_state.c:2058 [] xfrm_init_state+0x1a/0x20 net/xfrm/xfrm_state.c:2084 [] pfkey_msg2xfrm_state net/key/af_key.c:1289 [inline] [] pfkey_add+0x1fbb/0x3490 net/key/af_key.c:1506 [] pfkey_process+0x68b/0x750 net/key/af_key.c:2834 [] pfkey_sendmsg+0x3a9/0x760 net/key/af_key.c:3678 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] ___sys_sendmsg+0x6c1/0x7c0 net/socket.c:1962 [] __sys_sendmsg+0xd3/0x190 net/socket.c:1996 [] C_SYSC_sendmsg net/compat.c:720 [inline] [] compat_SyS_sendmsg+0x2a/0x40 net/compat.c:718 [] do_syscall_32_irqs_on arch/x86/entry/common.c:392 [inline] [] do_fast_syscall_32+0x321/0x8a0 arch/x86/entry/common.c:459 [] sysenter_flags_fixed+0xd/0x17