binder: 6676:6696 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 6676:6714 BC_DEAD_BINDER_DONE 0000000000000000 not found BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/6711 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 0 PID: 6711 Comm: syz-executor6 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 cc5ce19fb254e171 ffff8800a7f07800 ffffffff81d028ed 0000000000000000 ffffffff839fe3a0 ffffffff83cef6a0 ffff8801d7d0df00 0000000000000003 ffff8800a7f07840 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: 6676:6722 Acquire 1 refcount change on invalid ref 0 ret -22 binder: 6676:6714 BC_CLEAR_DEATH_NOTIFICATION invalid ref 0 binder: 6676:6714 BC_DEAD_BINDER_DONE 0000000000000000 not found BUG: using __this_cpu_add() in preemptible [00000000] code: syz-executor6/6739 caller is __this_cpu_preempt_check+0x1c/0x20 lib/smp_processor_id.c:62 CPU: 0 PID: 6739 Comm: syz-executor6 Not tainted 4.4.113-g962d1f3 #2 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 1330552b6efbe511 ffff8800b8cbf800 ffffffff81d028ed 0000000000000000 ffffffff839fe3a0 ffffffff83cef6a0 ffff8800a7d9c740 0000000000000003 ffff8800b8cbf840 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 netlink: 8 bytes leftover after parsing attributes in process `syz-executor5'. [] ? 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 sd 0:0:1:0: [sg0] tag#6 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#6 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#6 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#6 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#6 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#6 CDB[30]: 00 00 00 netlink: 11 bytes leftover after parsing attributes in process `syz-executor5'. sd 0:0:1:0: [sg0] tag#6 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK sd 0:0:1:0: [sg0] tag#6 CDB: Test Unit Ready sd 0:0:1:0: [sg0] tag#6 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#6 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#6 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sd 0:0:1:0: [sg0] tag#6 CDB[30]: 00 00 00 audit: type=1400 audit(1517377502.399:19): avc: denied { create } for pid=7056 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=netlink_scsitransport_socket permissive=1 TCP: request_sock_TCPv6: Possible SYN flooding on port 20014. Sending cookies. Check SNMP counters. TCP: request_sock_TCPv6: Possible SYN flooding on port 20014. Sending cookies. Check SNMP counters. netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. audit: type=1400 audit(1517377503.319:20): avc: denied { setopt } for pid=7191 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_generic_socket permissive=1 netlink: 8 bytes leftover after parsing attributes in process `syz-executor2'. TCP: request_sock_TCPv6: Possible SYN flooding on port 20022. Sending cookies. Check SNMP counters. TCP: request_sock_TCP: Possible SYN flooding on port 20030. Sending cookies. Check SNMP counters. TCP: request_sock_TCP: Possible SYN flooding on port 20030. Sending cookies. Check SNMP counters. SELinux: policydb version -768637669 does not match my version range 15-30 mmap: syz-executor0 (7458) uses deprecated remap_file_pages() syscall. See Documentation/vm/remap_file_pages.txt. audit: type=1400 audit(1517377504.739:21): avc: denied { dyntransition } for pid=7514 comm="syz-executor5" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0 tclass=process permissive=1 audit: type=1326 audit(1517377505.289:22): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=7563 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453299 code=0x0 audit: type=1326 audit(1517377505.309:23): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=7563 comm="syz-executor5" exe="/root/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x453299 code=0x0 TCP: request_sock_TCPv6: Possible SYN flooding on port 20002. Sending cookies. Check SNMP counters. device gre0 entered promiscuous mode audit: type=1400 audit(1517377506.089:24): avc: denied { bind } for pid=7663 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_generic_socket permissive=1 binder: 7780:7784 ioctl c0306201 20008000 returned -14 binder: BINDER_SET_CONTEXT_MGR already set binder: 7780:7784 ioctl 40046207 0 returned -16 binder: 7780:7813 ioctl c0306201 20008000 returned -14 binder_alloc: 7840: binder_alloc_buf, no vma binder: 7843:7848 ERROR: BC_REGISTER_LOOPER called without request binder: 7840:7845 transaction failed 29189/-3, size 0-0 line 3128 binder: release 7843:7848 transaction 36 in, still active binder: BINDER_SET_CONTEXT_MGR already set binder: send failed reply for transaction 36 to 7843:7857 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 binder_alloc: 7843: binder_alloc_buf, no vma binder: 7843:7857 transaction failed 29189/-3, size 0-0 line 3128 binder: 7840:7845 ioctl 40046207 0 returned -16 binder: undelivered TRANSACTION_ERROR: 29189 binder_alloc: 7840: binder_alloc_buf, no vma binder: 7840:7861 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: 8028:8031 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 8028: binder_alloc_buf, no vma binder: 8028:8031 transaction failed 29189/-3, size 32-8 line 3128 binder: BINDER_SET_CONTEXT_MGR already set binder: 8028:8039 ioctl 40046207 0 returned -16 binder: 8028:8039 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 8028: binder_alloc_buf, no vma binder: 8028:8055 transaction failed 29189/-3, size 0-0 line 3128 binder: 8028:8062 got reply transaction with no transaction stack binder: 8028:8062 transaction failed 29201/-71, size 32-8 line 2921 binder: send failed reply for transaction 41 to 8028:8039 binder: undelivered TRANSACTION_ERROR: 29190 binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29201 binder: 8081:8082 ERROR: BC_REGISTER_LOOPER called without request audit: type=1401 audit(1517377508.539:25): op=fscreate invalid_context=9C9F395AE08C31405354F0E596CA3DC460D898AA3927F22ABA65FC5D876451FD5A5F25A1C2026A1275BEEBF90691 binder: 8081:8099 got new transaction with bad transaction stack, transaction 46 has target 8081:8082 binder: 8081:8099 transaction failed 29201/-71, size 0-0 line 3032 binder_alloc: binder_alloc_mmap_handler: 8081 20000000-20002000 already mapped failed -16 binder: BINDER_SET_CONTEXT_MGR already set binder: 8081:8110 ERROR: BC_REGISTER_LOOPER called without request binder_alloc: 8081: binder_alloc_buf, no vma binder: 8081:8117 ioctl 40046207 0 returned -16 binder_alloc: 8081: binder_alloc_buf, no vma binder: 8081:8110 transaction failed 29189/-3, size 0-0 line 3128 binder: 8081:8126 transaction failed 29189/-3, size 0-0 line 3128 binder: undelivered TRANSACTION_ERROR: 29189 binder: undelivered TRANSACTION_ERROR: 29189 binder: release 8081:8099 transaction 46 out, still active binder: undelivered TRANSACTION_COMPLETE binder: undelivered TRANSACTION_ERROR: 29201 binder: release 8081:8082 transaction 46 in, still active binder: send failed reply for transaction 46, target dead audit: type=1326 audit(1517377508.969:26): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=8169 comm="syz-executor2" exe="/root/syz-executor2" sig=9 arch=c000003e syscall=202 compat=0 ip=0x453299 code=0x0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=8593 sclass=netlink_route_socket