#4: (kbd_event_lock){....}, at: [<ffffffff8272b5d2>] spin_lock include/linux/spinlock.h:316 [inline]
#4: (kbd_event_lock){....}, at: [<ffffffff8272b5d2>] kbd_event+0x82/0x36d0 drivers/tty/vt/keyboard.c:1458
#5: (tasklist_lock){.?.?}, at: [<ffffffff81546c53>] debug_show_all_locks+0xd3/0x400 kernel/locking/lockdep.c:4552
=============================================
BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 56s!
BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 56s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x0
pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
in-flight: 24:jump_label_update_timeout
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=5/256
pending: console_callback, perf_sched_delayed, check_corruption, vmstat_shepherd, cache_reap
workqueue events_long: flags=0x0
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256
pending: gc_worker
workqueue events_unbound: flags=0x2
pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/512
pending: flush_to_ldisc
workqueue events_power_efficient: flags=0x80
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256
pending: neigh_periodic_work, neigh_periodic_work
workqueue mm_percpu_wq: flags=0x8
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256
pending: vmstat_update
workqueue writeback: flags=0x4e
pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256
pending: wb_workfn
pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=0s workers=6 idle: 5572 1635 7506 17 18703
netlink: 6 bytes leftover after parsing attributes in process `syz-executor6'.
netlink: 6 bytes leftover after parsing attributes in process `syz-executor6'.
TCP: request_sock_TCPv6: Possible SYN flooding on port 20017. Sending cookies. Check SNMP counters.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'.
Buffer I/O error on dev loop6, logical block 0, async page read
audit: type=1326 audit(1507330998.720:415): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25065 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7febc79 code=0xffff0000
netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'.
audit: type=1326 audit(1507330998.794:416): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25065 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7febc79 code=0xffff0000
audit: type=1326 audit(1507330998.848:417): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25090 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f48c79 code=0x0
audit: type=1326 audit(1507330998.945:418): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25090 comm="syz-executor6" exe="/root/syz-executor6" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f48c79 code=0x0
netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'.
QAT: Invalid ioctl
netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=25159 comm=syz-executor0
netlink: 13 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 13 bytes leftover after parsing attributes in process `syz-executor4'.
audit: type=1326 audit(1507331000.181:419): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25281 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f25c79 code=0xffff0000
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
device lo entered promiscuous mode
audit: type=1326 audit(1507331001.122:420): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25441 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f48c79 code=0xffff0000
sctp: [Deprecated]: syz-executor6 (pid 25462) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
sctp: [Deprecated]: syz-executor6 (pid 25462) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
device syz4 entered promiscuous mode
ip6gre0: port 1(syz6) entered blocking state
ip6gre0: port 1(syz6) entered disabled state
device syz6 entered promiscuous mode
audit: type=1326 audit(1507331001.298:421): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25441 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f48c79 code=0xffff0000
audit: type=1326 audit(1507331001.776:422): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25532 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=40000003 syscall=240 compat=1 ip=0xf7f48c79 code=0x7ffc0000
audit: type=1326 audit(1507331001.798:423): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25532 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=40000003 syscall=100 compat=1 ip=0xf7f48c79 code=0x7ffc0000
audit: type=1326 audit(1507331001.799:424): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25532 comm="syz-executor6" exe="/root/syz-executor6" sig=0 arch=40000003 syscall=240 compat=1 ip=0xf7f48c79 code=0x7ffc0000
netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'.
mmap: syz-executor0 (25773): VmData 35422208 exceed data ulimit 0. Update limits or use boot option ignore_rlimit_data.
QAT: Invalid ioctl
QAT: Invalid ioctl
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=65535 sclass=netlink_audit_socket pig=25840 comm=syz-executor0
nla_parse: 4 callbacks suppressed
netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'.
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=30 sclass=netlink_audit_socket pig=25840 comm=syz-executor0
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=65535 sclass=netlink_audit_socket pig=25840 comm=syz-executor0
SELinux: unrecognized netlink message: protocol=9 nlmsg_type=30 sclass=netlink_audit_socket pig=25840 comm=syz-executor0
netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor1'.
SELinux: unknown mount option
SELinux: unknown mount option
QAT: Invalid ioctl
QAT: Invalid ioctl
kauditd_printk_skb: 66 callbacks suppressed
audit: type=1326 audit(1507331004.524:491): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25916 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f63c79 code=0xffff0000
QAT: Invalid ioctl
Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable
audit: type=1326 audit(1507331004.677:492): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=25916 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f63c79 code=0xffff0000
device gre0 entered promiscuous mode
QAT: Invalid ioctl
Can not set IPV6_FL_F_REFLECT if flowlabel_consistency sysctl is enable
sctp: [Deprecated]: syz-executor7 (pid 26029) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
audit: type=1326 audit(1507331005.135:493): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=26020 comm="syz-executor1" exe="/root/syz-executor1" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f3bc79 code=0x0
sctp: [Deprecated]: syz-executor7 (pid 26044) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
audit: type=1326 audit(1507331005.304:494): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=26020 comm="syz-executor1" exe="/root/syz-executor1" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f3bc79 code=0x0
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'.
do_dccp_setsockopt: sockopt(PACKET_SIZE) is deprecated: fix your app
do_dccp_setsockopt: sockopt(PACKET_SIZE) is deprecated: fix your app
QAT: Invalid ioctl
QAT: Invalid ioctl
netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor3'.
netlink: 5 bytes leftover after parsing attributes in process `syz-executor2'.
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
TCP: request_sock_TCP: Possible SYN flooding on port 20004. Sending cookies. Check SNMP counters.
TCP: tcp_parse_options: Illegal window scaling value 32 > 14 received
QAT: Invalid ioctl
TCP: tcp_parse_options: Illegal window scaling value 32 > 14 received
device gre0 entered promiscuous mode