BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 30s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x0
pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=4/256
in-flight: 10310:jump_label_update_timeout
pending: perf_sched_delayed, key_garbage_collector, cache_reap
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=3/256
pending: console_callback, 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=2/512
in-flight: 5:call_usermodehelper_exec_work, 3325:call_usermodehelper_exec_work
workqueue events_power_efficient: flags=0x80
pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
pending: neigh_periodic_work
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256
pending: neigh_periodic_work, do_cache_clean
workqueue mm_percpu_wq: flags=0x8
pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
pending: vmstat_update
pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256
pending: vmstat_update
workqueue kblockd: flags=0x18
pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256
pending: blk_timeout_work
netlink: 16 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 16 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 6 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=30621 comm=syz-executor5
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=56899 sclass=netlink_route_socket pig=30646 comm=syz-executor6
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=56899 sclass=netlink_route_socket pig=30648 comm=syz-executor6
kauditd_printk_skb: 50 callbacks suppressed
audit: type=1326 audit(1507481444.818:818): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=30697 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f24c79 code=0xffff0000
audit: type=1326 audit(1507481444.913:819): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=30697 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f24c79 code=0xffff0000
sctp: [Deprecated]: syz-executor2 (pid 30773) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
sctp: [Deprecated]: syz-executor2 (pid 30789) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
audit: type=1326 audit(1507481445.353:820): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=30822 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f57c79 code=0xffff0000
audit: type=1326 audit(1507481445.472:821): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=30822 comm="syz-executor3" exe="/root/syz-executor3" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f57c79 code=0xffff0000
sctp: [Deprecated]: syz-executor3 (pid 31084) Use of int in max_burst socket option deprecated.
Use struct sctp_assoc_value instead
sctp: [Deprecated]: syz-executor3 (pid 31091) Use of int in max_burst socket option deprecated.
Use struct sctp_assoc_value instead
netlink: 3 bytes leftover after parsing attributes in process `syz-executor5'.
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
device gre0 entered promiscuous mode
nla_parse: 1 callbacks suppressed
netlink: 16 bytes leftover after parsing attributes in process `syz-executor5'.
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=1792 sclass=netlink_tcpdiag_socket pig=31508 comm=syz-executor3
SELinux: unrecognized netlink message: protocol=4 nlmsg_type=1792 sclass=netlink_tcpdiag_socket pig=31508 comm=syz-executor3
8021q: VLANs not supported on lo
netlink: 16 bytes leftover after parsing attributes in process `syz-executor5'.
8021q: VLANs not supported on lo
netlink: 5 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor5'.
device gre0 entered promiscuous mode
sctp: [Deprecated]: syz-executor5 (pid 31691) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
sctp: [Deprecated]: syz-executor5 (pid 31704) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
sctp: [Deprecated]: syz-executor5 (pid 31868) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
sctp: [Deprecated]: syz-executor5 (pid 31868) Use of struct sctp_assoc_value in delayed_ack socket option.
Use struct sctp_sack_info instead
netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'.
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
netlink: 2 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor7'.
sctp: [Deprecated]: syz-executor7 (pid 32182) Use of int in maxseg socket option.
Use struct sctp_assoc_value instead
sctp: [Deprecated]: syz-executor7 (pid 32221) Use of int in maxseg socket option.
Use struct sctp_assoc_value instead
device lo entered promiscuous mode
device lo left promiscuous mode
device lo entered promiscuous mode
device lo left promiscuous mode
audit: type=1326 audit(1507481452.177:822): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=32282 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f8bc79 code=0xffff0000
audit: type=1326 audit(1507481452.351:823): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=32282 comm="syz-executor4" exe="/root/syz-executor4" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f8bc79 code=0xffff0000