SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor2/14151 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 14151 Comm: syz-executor2 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 f3e25ea58805ee63 ffff8800ba59f800 ffffffff81d028ed 0000000000000001 ffffffff839fe3a0 ffffffff83cef6a0 ffff8801d8688000 0000000000000003 ffff8800ba59f840 ffffffff81d62834 ffffffff810002b8 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 [] ? 0xffffffff810002b8 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] tcp_try_coalesce+0x249/0x4d0 net/ipv4/tcp_input.c:4278 [] tcp_queue_rcv+0x127/0x720 net/ipv4/tcp_input.c:4485 [] tcp_send_rcvq+0x39b/0x450 net/ipv4/tcp_input.c:4531 [] tcp_sendmsg+0x1e8f/0x2b10 net/ipv4/tcp.c:1134 [] inet_sendmsg+0x2bc/0x4c0 net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] SYSC_sendto+0x2c8/0x340 net/socket.c:1665 [] SyS_sendto+0x40/0x50 net/socket.c:1633 [] entry_SYSCALL_64_fastpath+0x1c/0x98 audit: type=1326 audit(1517364960.822:34): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=14137 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453299 code=0x0 audit: type=1326 audit(1517364960.902:35): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=14137 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453299 code=0x0 audit: type=1326 audit(1517364961.192:36): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=14178 comm="syz-executor1" exe="/root/syz-executor1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453299 code=0x0 BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor2/14247 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 1 PID: 14247 Comm: syz-executor2 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 3ed510f38aaa619c ffff8800aea47800 ffffffff81d028ed 0000000000000001 ffffffff839fe3a0 ffffffff83cef6a0 ffff8801d8b2df00 0000000000000003 ffff8800aea47840 ffffffff81d62834 ffffffff810002b8 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 [] ? 0xffffffff810002b8 [] __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 [] tcp_try_coalesce+0x249/0x4d0 net/ipv4/tcp_input.c:4278 [] tcp_queue_rcv+0x127/0x720 net/ipv4/tcp_input.c:4485 [] tcp_send_rcvq+0x39b/0x450 net/ipv4/tcp_input.c:4531 [] tcp_sendmsg+0x1e8f/0x2b10 net/ipv4/tcp.c:1134 [] inet_sendmsg+0x2bc/0x4c0 net/ipv4/af_inet.c:755 [] sock_sendmsg_nosec net/socket.c:625 [inline] [] sock_sendmsg+0xca/0x110 net/socket.c:635 [] SYSC_sendto+0x2c8/0x340 net/socket.c:1665 [] SyS_sendto+0x40/0x50 net/socket.c:1633 [] entry_SYSCALL_64_fastpath+0x1c/0x98 binder: 14321:14328 ioctl 5602 20008000 returned -22 binder: 14321:14328 ERROR: BC_REGISTER_LOOPER called without request binder: 14321 invalid dec weak, ref 52 desc 0 s 1 w 0 binder: 14321:14342 got reply transaction with no transaction stack binder: 14321:14342 transaction failed 29201/-71, size 0-0 line 2921 binder: 14321:14342 ioctl c0306201 20007000 returned -14 binder: 14321:14342 DecRefs 0 refcount change on invalid ref 1 ret -22 binder: 14321:14342 BC_INCREFS_DONE node 51 has no pending increfs request binder: 14321:14374 ioctl 5602 20008000 returned -22 binder: BINDER_SET_CONTEXT_MGR already set binder: 14321:14374 ioctl 40046207 0 returned -16 binder: 14321:14373 ERROR: BC_REGISTER_LOOPER called without request binder: 14321 invalid dec weak, ref 54 desc 0 s 1 w 0 binder: 14321:14373 got reply transaction with no transaction stack binder: 14321:14375 got reply transaction with no transaction stack binder: 14321:14375 transaction failed 29201/-71, size 32-8 line 2921 binder: 14321:14373 transaction failed 29201/-71, size 0-0 line 2921 binder: 14321:14373 ioctl c0306201 20007000 returned -14 binder: 14321:14373 ioctl c0306201 2000efd0 returned -14 binder: undelivered TRANSACTION_ERROR: 29201 Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. binder_alloc: binder_alloc_mmap_handler: 15045 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 15045:15056 ioctl 40046207 0 returned -16 audit: type=1400 audit(1517364964.392:37): avc: denied { call } for pid=15045 comm="syz-executor2" 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_alloc: 15045: binder_alloc_buf, no vma binder: 15045:15071 transaction failed 29189/-3, size 40-8 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 15045:15056 transaction 58 out, still active binder: unexpected work type, 4, not freed binder: undelivered TRANSACTION_COMPLETE binder: send failed reply for transaction 58, target dead FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 1 PID: 15277 Comm: syz-executor1 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 574f8a8e25f51b92 ffff8801d6fcf980 ffffffff81d028ed ffff8800b0d2f980 1ffff1003adf9f3d ffff8801d6fcfb08 0000000000000000 0000000000000000 ffff8801d6fcfb30 ffffffff81605ec5 ffffffff81236530 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] handle_userfault+0x715/0xf50 fs/userfaultfd.c:316 [] do_anonymous_page mm/memory.c:2731 [inline] [] handle_pte_fault mm/memory.c:3295 [inline] [] __handle_mm_fault mm/memory.c:3426 [inline] [] handle_mm_fault+0x2938/0x3190 mm/memory.c:3455 [] __do_page_fault+0x35b/0xa00 arch/x86/mm/fault.c:1245 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1308 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1033 [] entry_SYSCALL_64_fastpath+0x1c/0x98 CPU: 1 PID: 15287 Comm: syz-executor1 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0f7f18ea3e9a6bd2 ffff8800b6e8f950 ffffffff81d028ed ffff8800b0d2f980 1ffff10016dd1f37 ffff8800b6e8fad8 0000000000000000 0000000000000000 ffff8800b6e8fb00 ffffffff81605ec5 ffffffff81236530 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] handle_userfault+0x715/0xf50 fs/userfaultfd.c:316 [] do_anonymous_page mm/memory.c:2731 [inline] [] handle_pte_fault mm/memory.c:3295 [inline] [] __handle_mm_fault mm/memory.c:3426 [inline] [] handle_mm_fault+0x2938/0x3190 mm/memory.c:3455 [] __do_page_fault+0x35b/0xa00 arch/x86/mm/fault.c:1245 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1308 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1033 [] getname_flags+0x10e/0x580 fs/namei.c:146 [] getname+0x19/0x20 fs/namei.c:206 [] do_sys_open+0x205/0x4b0 fs/open.c:1032 [] SYSC_openat fs/open.c:1065 [inline] [] SyS_openat+0x30/0x40 fs/open.c:1059 [] entry_SYSCALL_64_fastpath+0x1c/0x98 FAULT_FLAG_ALLOW_RETRY missing 30 FAULT_FLAG_ALLOW_RETRY missing 30 CPU: 0 PID: 15277 Comm: syz-executor1 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 574f8a8e25f51b92 ffff8801d6fcf980 ffffffff81d028ed ffff8801d0486f00 1ffff1003adf9f3d ffff8801d6fcfb08 0000000000000000 0000000000000000 ffff8801d6fcfb30 ffffffff81605ec5 ffffffff81236530 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] handle_userfault+0x715/0xf50 fs/userfaultfd.c:316 [] do_anonymous_page mm/memory.c:2731 [inline] [] handle_pte_fault mm/memory.c:3295 [inline] [] __handle_mm_fault mm/memory.c:3426 [inline] [] handle_mm_fault+0x2938/0x3190 mm/memory.c:3455 [] __do_page_fault+0x35b/0xa00 arch/x86/mm/fault.c:1245 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1308 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1033 [] entry_SYSCALL_64_fastpath+0x1c/0x98 CPU: 0 PID: 15287 Comm: syz-executor1 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 0f7f18ea3e9a6bd2 ffff8800b6e8f950 ffffffff81d028ed ffff8801d0486f00 1ffff10016dd1f37 ffff8800b6e8fad8 0000000000000000 0000000000000000 ffff8800b6e8fb00 ffffffff81605ec5 ffffffff81236530 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x124 lib/dump_stack.c:51 [] handle_userfault+0x715/0xf50 fs/userfaultfd.c:316 [] do_anonymous_page mm/memory.c:2731 [inline] [] handle_pte_fault mm/memory.c:3295 [inline] [] __handle_mm_fault mm/memory.c:3426 [inline] [] handle_mm_fault+0x2938/0x3190 mm/memory.c:3455 [] __do_page_fault+0x35b/0xa00 arch/x86/mm/fault.c:1245 [] do_page_fault+0x27/0x30 arch/x86/mm/fault.c:1308 [] page_fault+0x28/0x30 arch/x86/entry/entry_64.S:1033 [] getname_flags+0x10e/0x580 fs/namei.c:146 [] getname+0x19/0x20 fs/namei.c:206 [] do_sys_open+0x205/0x4b0 fs/open.c:1032 [] SYSC_openat fs/open.c:1065 [inline] [] SyS_openat+0x30/0x40 fs/open.c:1059 [] entry_SYSCALL_64_fastpath+0x1c/0x98 tc_dump_action: action bad kind tc_dump_action: action bad kind PF_BRIDGE: RTM_NEWNEIGH with invalid ifindex PF_BRIDGE: RTM_NEWNEIGH with invalid ifindex device gre0 entered promiscuous mode audit: type=1400 audit(1517364968.372:38): avc: denied { set_context_mgr } for pid=15853 comm="syz-executor4" 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_alloc: 15853: binder_alloc_buf, no vma binder: 15853:15869 transaction failed 29189/-3, size 0-0 line 3128 binder: 15853:15858 BC_FREE_BUFFER uffffffffffffffff no match binder_alloc: 15853: binder_alloc_buf, no vma binder: 15853:15858 transaction failed 29189/-3, size 0-0 line 3128 binder: BINDER_SET_CONTEXT_MGR already set binder: 15853:15869 ioctl 40046207 0 returned -16 binder_alloc: 15853: binder_alloc_buf, no vma binder: 15853:15869 BC_FREE_BUFFER uffffffffffffffff no match binder_alloc: 15853: binder_alloc_buf, no vma binder: 15853:15869 transaction failed 29189/-3, size 0-0 line 3128 binder: 15853:15858 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder_alloc: 15931: binder_alloc_buf, no vma binder: 15931:15943 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 TCP: request_sock_TCP: Possible SYN flooding on port 20030. Sending cookies. Check SNMP counters. binder: 16145:16149 BC_DEAD_BINDER_DONE 0000000000000000 not found binder: 16145:16158 BC_DEAD_BINDER_DONE 0000000000000000 not found binder: 16236:16242 ioctl 80045430 7fe5cf19abac returned -22 binder: 16236:16250 ioctl 80045430 7fe5cf179bac returned -22