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BUG: workqueue lockup - pool cpus=0 node=0 flags=0x0 nice=0 stuck for 32s!
BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 32s!
Showing busy workqueues and worker pools:
workqueue events: flags=0x0
pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
pending: 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 2: cpus=1 node=0 flags=0x0 nice=0 active=1/256
in-flight: 6204:gc_worker
workqueue events_unbound: flags=0x2
pwq 4: cpus=0-1 flags=0x4 nice=0 active=3/512
in-flight: 21:call_usermodehelper_exec_work, 3193:call_usermodehelper_exec_work
pending: 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
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 writeback: flags=0x4e
pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256
pending: wb_workfn
workqueue kblockd: flags=0x18
pwq 1: cpus=0 node=0 flags=0x0 nice=-20 active=1/256
pending: blk_mq_timeout_work
pool 2: cpus=1 node=0 flags=0x0 nice=0 hung=0s workers=7 idle: 24 17 3903 1652 6669 6557
pool 4: cpus=0-1 flags=0x4 nice=0 hung=32s workers=12 idle: 3339 3342 3195 9798 73 3358 5 35 3467 3351
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
QAT: Invalid ioctl
netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'.
tc_dump_action: action bad kind
netlink: 4 bytes leftover after parsing attributes in process `syz-executor4'.
tc_dump_action: action bad kind
netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'.
device gre0 entered promiscuous mode
netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'.
device lo entered promiscuous mode
QAT: Invalid ioctl
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
QAT: Invalid ioctl
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
device gre0 entered promiscuous mode
QAT: Invalid ioctl
QAT: Invalid ioctl
netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor7'.
SELinux: unknown mount option
xprt_adjust_timeout: rq_timeout = 0!
SELinux: unknown mount option
xprt_adjust_timeout: rq_timeout = 0!
audit: type=1326 audit(1507482406.200:2706): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21738 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f97c79 code=0x0
audit: type=1326 audit(1507482406.233:2707): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21738 comm="syz-executor7" exe="/root/syz-executor7" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f97c79 code=0x0
audit: type=1326 audit(1507482406.404:2708): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21781 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f30c79 code=0xffff0000
audit: type=1326 audit(1507482406.537:2709): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21781 comm="syz-executor6" exe="/root/syz-executor6" sig=31 arch=40000003 syscall=240 compat=1 ip=0xf7f30c79 code=0xffff0000
ptm ptm0: ldisc open failed (-12), clearing slot 0
sctp: [Deprecated]: syz-executor6 (pid 21843) Use of int in maxseg socket option.
Use struct sctp_assoc_value instead
audit: type=1326 audit(1507482406.741:2710): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21851 comm="syz-executor5" exe="/root/syz-executor5" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f90c79 code=0x0
audit: type=1326 audit(1507482406.839:2711): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=21851 comm="syz-executor5" exe="/root/syz-executor5" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f90c79 code=0x0
device lo entered promiscuous mode
nla_parse: 3 callbacks suppressed
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
IPv6: NLM_F_REPLACE set, but no existing node found!
netlink: 1 bytes leftover after parsing attributes in process `syz-executor4'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
IPv6: NLM_F_REPLACE set, but no existing node found!
QAT: Invalid ioctl
QAT: Invalid ioctl
IPv6: ADDRCONF(NETDEV_CHANGE): lo: link becomes ready
audit: type=1326 audit(1507482408.315:2712): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=22139 comm="syz-executor1" exe="/root/syz-executor1" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f11c79 code=0x0
audit: type=1326 audit(1507482408.449:2713): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=kernel pid=22139 comm="syz-executor1" exe="/root/syz-executor1" sig=9 arch=40000003 syscall=240 compat=1 ip=0xf7f11c79 code=0x0
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor1'.
sock: sock_set_timeout: `syz-executor7' (pid 22305) tries to set negative timeout
sock: sock_set_timeout: `syz-executor7' (pid 22305) tries to set negative timeout
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
netlink: 1 bytes leftover after parsing attributes in process `syz-executor5'.
IPv6: ADDRCONF(NETDEV_CHANGE): syz1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): syz1: link becomes ready
netlink: 7 bytes leftover after parsing attributes in process `syz-executor7'.
PF_BRIDGE: br_mdb_parse() with unknown ifindex
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=22474 comm=syz-executor7