INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 1818 Comm: syz-executor1 Not tainted 4.14.0-rc7-next-20171103+ #10
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x194/0x257 lib/dump_stack.c:53
 register_lock_class+0x55e/0x2c70 kernel/locking/lockdep.c:781
 __lock_acquire+0x203/0x4770 kernel/locking/lockdep.c:3387
 lock_acquire+0x1d5/0x580 kernel/locking/lockdep.c:4004
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:135 [inline]
 _raw_spin_lock_bh+0x31/0x40 kernel/locking/spinlock.c:174
 spin_lock_bh include/linux/spinlock.h:320 [inline]
 tcp_fastopen_reset_cipher+0x194/0x580 net/ipv4/tcp_fastopen.c:98
 do_tcp_setsockopt.isra.37+0x24d/0x21b0 net/ipv4/tcp.c:2589
 tcp_setsockopt+0xb0/0xd0 net/ipv4/tcp.c:2879
 sock_common_setsockopt+0x95/0xd0 net/core/sock.c:2965
 SYSC_setsockopt net/socket.c:1851 [inline]
 SyS_setsockopt+0x189/0x360 net/socket.c:1830
 entry_SYSCALL_64_fastpath+0x1f/0xbe
RIP: 0033:0x447c89
RSP: 002b:00007f6b49d3ebd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007f6b49d3f6cc RCX: 0000000000447c89
RDX: 0000000000000021 RSI: 0000000000000006 RDI: 0000000000000013
RBP: 0000000000000086 R08: 0000000000000010 R09: 0000000000000000
R10: 0000000020f2b000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000001440 R14: 00000000006e54e0 R15: 00007f6b49d3f700
netlink: 7 bytes leftover after parsing attributes in process `syz-executor4'.
device gre0 entered promiscuous mode
netlink: 7 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 13 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'.
netlink: 8 bytes leftover after parsing attributes in process `syz-executor6'.
sg_write: data in/out 213971796/75 bytes for SCSI command 0x0-- guessing data in;
   program syz-executor1 not setting count and/or reply_len properly
sg_write: data in/out 1785953271/165 bytes for SCSI command 0xc0-- guessing data in;
   program syz-executor1 not setting count and/or reply_len properly
netlink: 13 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 9 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 13 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 9 bytes leftover after parsing attributes in process `syz-executor3'.
sctp: [Deprecated]: syz-executor5 (pid 2042) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
usb usb1: usbfs: process 2053 (syz-executor2) did not claim interface 0 before use
sctp: [Deprecated]: syz-executor5 (pid 2066) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
usb usb1: usbfs: process 2069 (syz-executor2) did not claim interface 0 before use
IPv6: Can't replace route, no match found
kauditd_printk_skb: 93 callbacks suppressed
audit: type=1326 audit(1510023492.485:2435): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=2132 comm="syz-executor7" exe="/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x447c89 code=0xffff0000
IPv6: Can't replace route, no match found
audit: type=1326 audit(1510023492.692:2436): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=2132 comm="syz-executor7" exe="/syz-executor7" sig=31 arch=c000003e syscall=202 compat=0 ip=0x447c89 code=0xffff0000
sctp: [Deprecated]: syz-executor3 (pid 2194) Use of int in max_burst socket option deprecated.
Use struct sctp_assoc_value instead
sctp: [Deprecated]: syz-executor3 (pid 2205) Use of int in max_burst socket option deprecated.
Use struct sctp_assoc_value instead
IPv6: NLM_F_REPLACE set, but no existing node found!
device eql entered promiscuous mode
IPv6: NLM_F_REPLACE set, but no existing node found!
audit: type=1326 audit(1510023493.619:2437): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=2339 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x447c89 code=0xffff0000
audit: type=1326 audit(1510023493.652:2438): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=2339 comm="syz-executor5" exe="/syz-executor5" sig=31 arch=c000003e syscall=202 compat=0 ip=0x447c89 code=0xffff0000
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=65535 sclass=netlink_audit_socket pig=2361 comm=syz-executor1
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=30 sclass=netlink_audit_socket pig=2361 comm=syz-executor1
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=65535 sclass=netlink_audit_socket pig=2380 comm=syz-executor1
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=30 sclass=netlink_audit_socket pig=2385 comm=syz-executor1
9pnet_virtio: no channels available for device ./file0
9pnet_virtio: no channels available for device ./file0
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=3 sclass=netlink_route_socket pig=2431 comm=syz-executor5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2431 comm=syz-executor5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=51 sclass=netlink_route_socket pig=2431 comm=syz-executor5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2431 comm=syz-executor5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=5 sclass=netlink_route_socket pig=2425 comm=syz-executor3
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2425 comm=syz-executor3
device gre0 entered promiscuous mode
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
RDS: rds_bind could not find a transport for 172.20.4.170, load rds_tcp or rds_rdma?
RDS: rds_bind could not find a transport for 172.20.4.170, load rds_tcp or rds_rdma?
QAT: Invalid ioctl
QAT: Invalid ioctl
do_dccp_setsockopt: sockopt(PACKET_SIZE) is deprecated: fix your app
do_dccp_setsockopt: sockopt(PACKET_SIZE) is deprecated: fix your app
device gre0 entered promiscuous mode
NFS: bad mount option value specified: vE
NFS: bad mount option value specified: vE
audit: type=1326 audit(1510023498.946:2439): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=2884 comm="syz-executor1" exe="/syz-executor1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x447c89 code=0xffff0000
audit: type=1326 audit(1510023499.105:2440): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=2884 comm="syz-executor1" exe="/syz-executor1" sig=31 arch=c000003e syscall=202 compat=0 ip=0x447c89 code=0xffff0000
sctp: [Deprecated]: syz-executor3 (pid 3029) Use of int in maxseg socket option.
Use struct sctp_assoc_value instead
sctp: [Deprecated]: syz-executor3 (pid 3051) Use of int in maxseg socket option.
Use struct sctp_assoc_value instead
nla_parse: 9 callbacks suppressed
netlink: 109 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.