Free swap = 0kB Total swap = 0kB 1965969 pages RAM 0 pages HighMem/MovableOnly 320509 pages reserved BUG: using __this_cpu_read() in preemptible [00000000] code: syz-executor6/9763 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 ffff8801d4837880 ffffffff81d94b69 1ffff1003a906f13 ffff8801be45c800 ffffffff83ab8ea0 0000000000000001 0000000000400000 ffff8801d4837990 ffffffff81451ca2 024000c200000003 0000000041b58ab3 ffffffff84195215 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] warn_alloc+0x212/0x240 mm/page_alloc.c:3056 [] __vmalloc_node_range+0x3f5/0x5f0 mm/vmalloc.c:1722 [] __vmalloc_node mm/vmalloc.c:1744 [inline] [] __vmalloc_node_flags mm/vmalloc.c:1758 [inline] [] vmalloc+0x5b/0x70 mm/vmalloc.c:1773 [] xt_alloc_entry_offsets+0x41/0x60 net/netfilter/x_tables.c:722 [] translate_table+0x21a/0x1e80 net/ipv6/netfilter/ip6_tables.c:730 [] ? 0xffffffff810002b8 [] do_replace net/ipv6/netfilter/ip6_tables.c:1182 [inline] [] do_ip6t_set_ctl+0x2be/0x470 net/ipv6/netfilter/ip6_tables.c:1708 [] nf_sockopt net/netfilter/nf_sockopt.c:105 [inline] [] nf_setsockopt+0x67/0xc0 net/netfilter/nf_sockopt.c:114 [] ipv6_setsockopt+0x115/0x150 net/ipv6/ipv6_sockglue.c:912 [] tcp_setsockopt+0x82/0xd0 net/ipv4/tcp.c:2740 [] sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2706 [] SYSC_setsockopt net/socket.c:1772 [inline] [] SyS_setsockopt+0x160/0x250 net/socket.c:1751 [] entry_SYSCALL_64_fastpath+0x29/0xe8 CPU: 0 PID: 9763 Comm: syz-executor6 Not tainted 4.9.80-g20c8a00 #30 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801d4edf478 ffffffff81d94b69 0000000000000000 ffffffff83c18800 ffffffff83f454c0 ffff8801b55a8000 0000000000000003 ffff8801d4edf4b8 ffffffff81dfc144 ffff8801d4edf4d0 ffffffff83f454c0 dffffc0000000000Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 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+0x188/0x930 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:2096 [] xfrm_state_construct net/xfrm/xfrm_user.c:590 [inline] [] xfrm_add_sa+0x1916/0x2e40 net/xfrm/xfrm_user.c:639 [] xfrm_user_rcv_msg+0x413/0x6a0 net/xfrm/xfrm_user.c:2525 [] netlink_rcv_skb+0x13e/0x370 net/netlink/af_netlink.c:2351 [] xfrm_netlink_rcv+0x6f/0x90 net/xfrm/xfrm_user.c:2533 [] netlink_unicast_kernel net/netlink/af_netlink.c:1275 [inline] [] netlink_unicast+0x511/0x750 net/netlink/af_netlink.c:1301 [] netlink_sendmsg+0x8e8/0xc50 net/netlink/af_netlink.c:1847 [] sock_sendmsg_nosec net/socket.c:635 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:645 [] ___sys_sendmsg+0x6d1/0x7e0 net/socket.c:1969 [] __sys_sendmsg+0xd6/0x190 net/socket.c:2003 [] SYSC_sendmsg net/socket.c:2014 [inline] [] SyS_sendmsg+0x2d/0x50 net/socket.c:2010 [] entry_SYSCALL_64_fastpath+0x29/0xe8 Mem-Info: active_anon:57360 inactive_anon:43 isolated_anon:0 active_file:3856 inactive_file:8318 isolated_file:0 unevictable:0 dirty:83 writeback:0 unstable:0 slab_reclaimable:5647 slab_unreclaimable:60191 mapped:24069 shmem:50 pagetables:659 bounce:0 free:1471275 free_pcp:402 free_cma:0 Node 0 active_anon:229440kB inactive_anon:172kB active_file:15424kB inactive_file:33272kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:96276kB dirty:332kB writeback:0kB shmem:200kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 112640kB writeback_tmp:0kB unstable:0kB pages_scanned:0 all_unreclaimable? no DMA free:15908kB min:160kB low:200kB high:240kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2908 6410 6410 DMA32 free:2979960kB min:30592kB low:38240kB high:45888kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129292kB managed:2980720kB mlocked:0kB slab_reclaimable:0kB slab_unreclaimable:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:760kB local_pcp:48kB free_cma:0kB lowmem_reserve[]: 0 0 3501 3501 Normal free:2889232kB min:36824kB low:46028kB high:55232kB active_anon:229440kB inactive_anon:172kB active_file:15424kB inactive_file:33272kB unevictable:0kB writepending:332kB present:4718592kB managed:3585212kB mlocked:0kB slab_reclaimable:22588kB slab_unreclaimable:240764kB kernel_stack:5504kB pagetables:2636kB bounce:0kB free_pcp:840kB local_pcp:252kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 DMA: 1*4kB (U) 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) = 15908kB DMA32: 2*4kB (M) 2*8kB (M) 2*16kB (M) 2*32kB (M) 2*64kB (M) 3*128kB (M) 2*256kB (M) 4*512kB (M) 1*1024kB (M) 1*2048kB (M) 726*4096kB (M) = 2979960kB Normal: 754*4kB (UME) 757*8kB (UME) 128*16kB (UME) 49*32kB (UME) 96*64kB (UM) 33*128kB (UME) 12*256kB (UME) 8*512kB (UME) 12*1024kB (UME) 6*2048kB (UME) 692*4096kB (M) = 2889232kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 12226 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 320509 pages reserved audit: type=1400 audit(1518120569.712:45): avc: denied { dyntransition } for pid=9807 comm="syz-executor7" 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 audit: type=1400 audit(1518120569.752:46): avc: denied { set_context_mgr } for pid=9807 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0,c1 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=binder permissive=1 binder_alloc: 9807: binder_alloc_buf, no vma binder: 9807:9832 transaction failed 29189/-3, size 0-0 line 3127 audit: type=1400 audit(1518120569.812:47): avc: denied { dyntransition } for pid=9807 comm="syz-executor7" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0,c1 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0,c1 tclass=process permissive=1 binder: BINDER_SET_CONTEXT_MGR already set binder: 9807:9863 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29189 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 9928 Comm: syz-executor7 Not tainted 4.9.80-g20c8a00 #30 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801c16f7940 ffffffff81d94b69 ffff8801c16f7c20 0000000000000000 ffff8801b46e9a90 ffff8801c16f7b10 ffff8801b46e9980 ffff8801c16f7b38 ffffffff816624ba 0000000000001244 ffff8801b35250f0 ffff8801b35250a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] entry_SYSCALL_64_fastpath+0x29/0xe8 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=58880 sclass=netlink_route_socket pig=10067 comm=syz-executor7 binder: 10089:10115 ioctl c0306201 20003fd0 returned -14 binder: 10089:10131 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 binder: 10089:10131 ioctl c0306201 20003fd0 returned -14 binder: release 10254:10262 transaction 43 out, still active binder: undelivered TRANSACTION_COMPLETE binder: 10254:10262 transaction failed 29189/0, size 0-0 line 2944 binder: send failed reply for transaction 43, target dead binder: undelivered TRANSACTION_ERROR: 29190 device lo entered promiscuous mode device lo left promiscuous mode device eql entered promiscuous mode device lo entered promiscuous mode device lo left promiscuous mode audit_printk_skb: 1 callbacks suppressed audit: type=1400 audit(1518120571.872:48): avc: denied { attach_queue } for pid=10454 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=tun_socket permissive=1 device gre0 entered promiscuous mode device gre0 entered promiscuous mode binder: release 10666:10678 transaction 46 in, still active binder: send failed reply for transaction 46 to 10666:10692 binder: BINDER_SET_CONTEXT_MGR already set binder: 10666:10678 ioctl 40046207 0 returned -16 binder_alloc: 10666: binder_alloc_buf, no vma binder: 10666:10710 transaction failed 29189/-3, size 0-0 line 3127 binder_alloc: 10666: binder_alloc_buf, no vma binder: 10666:10692 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 10666:10678 transaction 47 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 binder: send failed reply for transaction 47, target dead device eql entered promiscuous mode skbuff: bad partial csum: csum=0/3849 len=3712 audit: type=1400 audit(1518120573.722:49): avc: denied { setpcap } for pid=10925 comm="syz-executor4" capability=8 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 IPVS: Creating netns size=2536 id=9 pktgen: kernel_thread() failed for cpu 0 pktgen: Cannot create thread for cpu 0 (-4) pktgen: kernel_thread() failed for cpu 1 pktgen: Cannot create thread for cpu 1 (-4) pktgen: Initialization failed for all threads binder: BINDER_SET_CONTEXT_MGR already set binder: 11110:11133 ioctl 40046207 0 returned -16 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 11117 Comm: syz-executor6 Not tainted 4.9.80-g20c8a00 #30 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ffff8801b1c174e0 ffffffff81d94b69 ffff8801b1c177c0 0000000000000000 ffff8801c5b4b610 ffff8801b1c176b0 ffff8801c5b4b500 ffff8801b1c176d8 ffffffff816624ba 0000000000003906 ffff8801d95ce968 ffff8801d95ce8a0 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x128 lib/dump_stack.c:51 [] handle_userfault+0xa3a/0x1310 fs/userfaultfd.c:323 [] do_anonymous_page mm/memory.c:2747 [inline] [] handle_pte_fault mm/memory.c:3488 [inline] [] __handle_mm_fault mm/memory.c:3577 [inline] [] handle_mm_fault+0x1fd1/0x2530 mm/memory.c:3614 [] __do_page_fault+0x5c2/0xd40 arch/x86/mm/fault.c:1407 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1470 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1055 [] generic_perform_write+0x1dc/0x500 mm/filemap.c:2731 [] __generic_file_write_iter+0x348/0x570 mm/filemap.c:2866 [] generic_file_write_iter+0x2d5/0x600 mm/filemap.c:2894 [] new_sync_write fs/read_write.c:499 [inline] [] __vfs_write+0x4bf/0x680 fs/read_write.c:512 [] vfs_write+0x189/0x530 fs/read_write.c:560 [] SYSC_write fs/read_write.c:607 [inline] [] SyS_write+0xd9/0x1b0 fs/read_write.c:599 [] entry_SYSCALL_64_fastpath+0x29/0xe8 binder_alloc: 11110: binder_alloc_buf, no vma binder: 11110:11142 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: send failed reply for transaction 51 to 11110:11126 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 device lo entered promiscuous mode binder_alloc: binder_alloc_mmap_handler: 11197 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 11197:11204 ioctl 40046207 0 returned -16 binder_alloc: 11197: binder_alloc_buf, no vma binder: 11197:11204 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 11197:11204 transaction 55 out, still active binder: release 11197:11204 transaction 54 in, still active binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 55, target dead binder: send failed reply for transaction 54 to 11197:11204 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 binder: 11310:11323 ioctl 5607 0 returned -22 binder: 11310:11323 got transaction to invalid handle binder: 11310:11323 transaction failed 29201/-22, size 0-8 line 3004 binder_alloc: binder_alloc_mmap_handler: 11310 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 11310:11323 ioctl 40046207 0 returned -16 binder: 11310:11355 ioctl 5607 0 returned -22 binder_alloc: 11310: binder_alloc_buf, no vma binder: 11310:11355 transaction failed 29189/-3, size 80-16 line 3127 binder: 11310:11359 got transaction to invalid handle binder: 11310:11359 transaction failed 29201/-22, size 0-8 line 3004 binder: release 11310:11323 transaction 58 out, still active binder: unexpected work type, 4, not freed binder: unexpected work type, 4, not freed binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: send failed reply for transaction 58, target dead binder: 11367:11379 transaction failed 29189/-22, size 0-0 line 3004 binder_alloc: binder_alloc_mmap_handler: 11367 20000000-20002000 already mapped failed -16 binder: 11367:11392 transaction failed 29189/-22, size 0-0 line 3004 binder: 11430:11433 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 device gre0 entered promiscuous mode binder: 11430:11438 BC_REQUEST_DEATH_NOTIFICATION invalid ref 0 device gre0 entered promiscuous mode keychord: invalid keycode count 0 keychord: invalid keycode count 0 binder_alloc: 11482: binder_alloc_buf, no vma binder: 11482:11515 transaction failed 29189/-3, size 0-0 line 3127 binder: BINDER_SET_CONTEXT_MGR already set binder: 11482:11515 ioctl 40046207 0 returned -16 binder_alloc: 11482: binder_alloc_buf, no vma binder: 11482:11515 transaction failed 29189/-3, size 0-0 line 3127 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 TCP: request_sock_TCPv6: Possible SYN flooding on port 20026. Sending cookies. Check SNMP counters.