INFO: task kworker/0:0:1086 blocked for more than 143 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:0 state:D stack:26352 pid:1086 ppid:2 flags:0x00004000
Workqueue: ipv6_addrconf addrconf_dad_work
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
addrconf_dad_work+0xa7/0x12d0 net/ipv6/addrconf.c:4083
process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
worker_thread+0x669/0x1090 kernel/workqueue.c:2436
kthread+0x2e8/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
INFO: task kworker/0:1:7867 blocked for more than 143 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:1 state:D stack:24512 pid:7867 ppid:2 flags:0x00004000
Workqueue: events linkwatch_event
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
linkwatch_event+0xf/0x70 net/core/link_watch.c:263
process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
worker_thread+0x669/0x1090 kernel/workqueue.c:2436
kthread+0x2e8/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
INFO: task kworker/u4:9:9204 blocked for more than 144 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:9 state:D stack:24760 pid:9204 ppid:2 flags:0x00004000
Workqueue: netns cleanup_net
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
register_nexthop_notifier+0x1b/0x70 net/ipv4/nexthop.c:3619
nsim_fib_create+0x900/0xc50 drivers/net/netdevsim/fib.c:1587
nsim_dev_reload_create drivers/net/netdevsim/dev.c:1488 [inline]
nsim_dev_reload_up+0x3d5/0x830 drivers/net/netdevsim/dev.c:988
devlink_reload+0x2aa/0x6b0 net/core/devlink.c:4496
devlink_pernet_pre_exit+0x108/0x1d0 net/core/devlink.c:12510
ops_pre_exit_list net/core/net_namespace.c:159 [inline]
cleanup_net+0x455/0xb00 net/core/net_namespace.c:589
process_one_work+0x9bf/0x1710 kernel/workqueue.c:2289
worker_thread+0x669/0x1090 kernel/workqueue.c:2436
kthread+0x2e8/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306
INFO: task syz-executor.0:27364 blocked for more than 145 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:27184 pid:27364 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
ip_tunnel_delete_nets+0x92/0x5c0 net/ipv4/ip_tunnel.c:1121
ops_exit_list+0x125/0x170 net/core/net_namespace.c:174
setup_net+0x7fb/0xc50 net/core/net_namespace.c:355
copy_net_ns+0x31c/0x760 net/core/net_namespace.c:478
create_new_namespaces+0x3f6/0xb20 kernel/nsproxy.c:110
unshare_nsproxy_namespaces+0xc5/0x1f0 kernel/nsproxy.c:226
ksys_unshare+0x449/0x920 kernel/fork.c:3188
__do_sys_unshare kernel/fork.c:3259 [inline]
__se_sys_unshare kernel/fork.c:3257 [inline]
__x64_sys_unshare+0x31/0x40 kernel/fork.c:3257
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fe73ca8d697
RSP: 002b:00007fe73cccffa8 EFLAGS: 00000206 ORIG_RAX: 0000000000000110
RAX: ffffffffffffffda RBX: 00007ffddc05db68 RCX: 00007fe73ca8d697
RDX: 00007fe73cafa07f RSI: 0000000000000000 RDI: 0000000040000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 00007fe73cccfc80
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000003
R13: 00007ffddc05d600 R14: 00007fe73cbac9d8 R15: 000000000000000c
INFO: task syz-executor.5:27372 blocked for more than 145 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.5 state:D stack:25184 pid:27372 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
synchronize_rcu_expedited+0x39f/0x780 kernel/rcu/tree_exp.h:961
synchronize_net net/core/dev.c:10749 [inline]
netif_set_real_num_tx_queues+0x5fe/0x770 net/core/dev.c:2906
veth_init_queues+0xdd/0x190 drivers/net/veth.c:1687
veth_newlink+0x526/0x990 drivers/net/veth.c:1807
rtnl_newlink_create net/core/rtnetlink.c:3364 [inline]
__rtnl_newlink+0x1087/0x17e0 net/core/rtnetlink.c:3581
rtnl_newlink+0x68/0xa0 net/core/rtnetlink.c:3594
rtnetlink_rcv_msg+0x43e/0xca0 net/core/rtnetlink.c:6091
netlink_rcv_skb+0x157/0x430 net/netlink/af_netlink.c:2540
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg+0xd3/0x120 net/socket.c:734
__sys_sendto+0x23a/0x340 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f68c6a3e10c
RSP: 002b:00007f68c6ccf650 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f68c76d4620 RCX: 00007f68c6a3e10c
RDX: 0000000000000068 RSI: 00007f68c76d4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f68c6ccf6a4 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f68c76d4670 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.1:27387 blocked for more than 147 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:25184 pid:27387 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
rtnl_lock net/core/rtnetlink.c:74 [inline]
rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
netlink_rcv_skb+0x157/0x430 net/netlink/af_netlink.c:2540
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg+0xd3/0x120 net/socket.c:734
__sys_sendto+0x23a/0x340 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f15b623e10c
RSP: 002b:00007f15b64cf6b0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f15b6ed4620 RCX: 00007f15b623e10c
RDX: 000000000000003c RSI: 00007f15b6ed4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f15b64cf704 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f15b6ed4670 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.3:27388 blocked for more than 147 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.3 state:D stack:24776 pid:27388 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
rtnl_lock net/core/rtnetlink.c:74 [inline]
rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
netlink_rcv_skb+0x157/0x430 net/netlink/af_netlink.c:2540
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg+0xd3/0x120 net/socket.c:734
__sys_sendto+0x23a/0x340 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f92dfe3e10c
RSP: 002b:00007f92e00cf650 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f92e0ad4620 RCX: 00007f92dfe3e10c
RDX: 0000000000000068 RSI: 00007f92e0ad4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f92e00cf6a4 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f92e0ad4670 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.4:27389 blocked for more than 148 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4 state:D stack:25080 pid:27389 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
rtnl_lock net/core/rtnetlink.c:74 [inline]
rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
netlink_rcv_skb+0x157/0x430 net/netlink/af_netlink.c:2540
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg+0xd3/0x120 net/socket.c:734
__sys_sendto+0x23a/0x340 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f68e483e10c
RSP: 002b:00007f68e4acf6b0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f68e54d4620 RCX: 00007f68e483e10c
RDX: 000000000000002c RSI: 00007f68e54d4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f68e4acf704 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f68e54d4670 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.2:27390 blocked for more than 149 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2 state:D stack:24936 pid:27390 ppid:1 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
rtnl_lock net/core/rtnetlink.c:74 [inline]
rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
netlink_rcv_skb+0x157/0x430 net/netlink/af_netlink.c:2540
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg+0xd3/0x120 net/socket.c:734
__sys_sendto+0x23a/0x340 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fa51d03e10c
RSP: 002b:00007fa51d2cf630 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007fa51dcd4620 RCX: 00007fa51d03e10c
RDX: 0000000000000028 RSI: 00007fa51dcd4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007fa51d2cf684 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007fa51dcd4670 R14: 0000000000000003 R15: 0000000000000000
INFO: task syz-executor.0:27401 blocked for more than 150 seconds.
Not tainted 6.1.0-rc7-syzkaller-00123-ga4412fdd49dc #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.0 state:D stack:25184 pid:27401 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5209 [inline]
__schedule+0xae9/0x53f0 kernel/sched/core.c:6521
schedule+0xde/0x1b0 kernel/sched/core.c:6597
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6656
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa48/0x1360 kernel/locking/mutex.c:747
rtnl_lock net/core/rtnetlink.c:74 [inline]
rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
netlink_rcv_skb+0x157/0x430 net/netlink/af_netlink.c:2540
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x547/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x91b/0xe10 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:714 [inline]
sock_sendmsg+0xd3/0x120 net/socket.c:734
__sys_sendto+0x23a/0x340 net/socket.c:2117
__do_sys_sendto net/socket.c:2129 [inline]
__se_sys_sendto net/socket.c:2125 [inline]
__x64_sys_sendto+0xe1/0x1b0 net/socket.c:2125
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f21c3e3e10c
RSP: 002b:00007f21c40cf6b0 EFLAGS: 00000293 ORIG_RAX: 000000000000002c
RAX: ffffffffffffffda RBX: 00007f21c4ad4620 RCX: 00007f21c3e3e10c
RDX: 0000000000000038 RSI: 00007f21c4ad4670 RDI: 0000000000000003
RBP: 0000000000000000 R08: 00007f21c40cf704 R09: 000000000000000c
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f21c4ad4670 R14: 0000000000000003 R15: 0000000000000000
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/12:
#0: ffffffff8c58f070 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by rcu_tasks_trace/13:
#0: ffffffff8c58ed70 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x26/0xc70 kernel/rcu/tasks.h:507
1 lock held by khungtaskd/28:
#0: ffffffff8c58fbc0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x57/0x264 kernel/locking/lockdep.c:6494
1 lock held by khugepaged/34:
#0: ffffffff8c6896a8 (lock#3){+.+.}-{3:3}, at: __lru_add_drain_all+0x62/0x7b0 mm/swap.c:873
2 locks held by getty/3320:
#0: ffff88807f198098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80 drivers/tty/tty_ldisc.c:244
#1: ffffc900031262f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xef4/0x13e0 drivers/tty/n_tty.c:2177
2 locks held by kworker/0:11/7910:
3 locks held by kworker/0:0/1086:
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
#1: ffffc90004177da8 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
#2: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xa7/0x12d0 net/ipv6/addrconf.c:4083
3 locks held by kworker/0:1/7867:
#0: ffff888012064d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff888012064d38 ((wq_completion)events){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff888012064d38 ((wq_completion)events){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff888012064d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff888012064d38 ((wq_completion)events){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff888012064d38 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
#1: ffffc9000327fda8 ((linkwatch_work).work){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
#2: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: linkwatch_event+0xf/0x70 net/core/link_watch.c:263
5 locks held by kworker/u4:9/9204:
#0: ffff8880121c6938 ((wq_completion)netns){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff8880121c6938 ((wq_completion)netns){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff8880121c6938 ((wq_completion)netns){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff8880121c6938 ((wq_completion)netns){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff8880121c6938 ((wq_completion)netns){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff8880121c6938 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
#1: ffffc90003dcfda8 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
#2: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: cleanup_net+0x9f/0xb00 net/core/net_namespace.c:563
#3: ffff8880220f62f8 (&devlink->lock_key#6){+.+.}-{3:3}, at: devlink_pernet_pre_exit+0xea/0x1d0 net/core/devlink.c:12509
#4: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: register_nexthop_notifier+0x1b/0x70 net/ipv4/nexthop.c:3619
3 locks held by kworker/1:6/13781:
3 locks held by kworker/1:0/21563:
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1280 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:636 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:663 [inline]
#0: ffff88802713c538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x86d/0x1710 kernel/workqueue.c:2260
#1: ffffc90014d97da8 ((work_completion)(&(&ifa->dad_work)->work)){+.+.}-{0:0}, at: process_one_work+0x8a1/0x1710 kernel/workqueue.c:2264
#2: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_dad_work+0xa7/0x12d0 net/ipv6/addrconf.c:4083
2 locks held by syz-executor.0/27364:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: ip_tunnel_delete_nets+0x92/0x5c0 net/ipv4/ip_tunnel.c:1121
2 locks held by syz-executor.5/27372:
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
#1: ffffffff8c59a878 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:292 [inline]
#1: ffffffff8c59a878 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x5df/0x780 kernel/rcu/tree_exp.h:946
1 lock held by syz-executor.1/27387:
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
1 lock held by syz-executor.3/27388:
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
1 lock held by syz-executor.4/27389:
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
1 lock held by syz-executor.2/27390:
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
1 lock held by syz-executor.0/27401:
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnl_lock net/core/rtnetlink.c:74 [inline]
#0: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: rtnetlink_rcv_msg+0x3e9/0xca0 net/core/rtnetlink.c:6088
2 locks held by syz-executor.5/27426:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by syz-executor.3/27433:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by syz-executor.4/27435:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by syz-executor.1/27438:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by syz-executor.2/27439:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by syz-executor.0/27444:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by dhcpcd/27445:
#0: ffff888045302130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1721 [inline]
#0: ffff888045302130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3193
#1: ffffffff8c59a878 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:324 [inline]
#1: ffffffff8c59a878 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x24f/0x780 kernel/rcu/tree_exp.h:946
1 lock held by dhcpcd/27446:
#0: ffff88803662c130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1721 [inline]
#0: ffff88803662c130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3193
1 lock held by dhcpcd/27447:
#0: ffff8880a2ce4130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1721 [inline]
#0: ffff8880a2ce4130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3193
1 lock held by dhcpcd/27448:
#0: ffff88802df08130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1721 [inline]
#0: ffff88802df08130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3193
1 lock held by dhcpcd/27449:
#0: ffff8880ac7ce130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1721 [inline]
#0: ffff8880ac7ce130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3193
1 lock held by dhcpcd/27450:
#0: ffff88803dfd8130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1721 [inline]
#0: ffff88803dfd8130 (sk_lock-AF_PACKET){+.+.}-{0:0}, at: packet_do_bind+0x2f/0xdc0 net/packet/af_packet.c:3193
2 locks held by syz-executor.5/27455:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_create_pnetids_list net/smc/smc_pnet.c:805 [inline]
#1: ffffffff8deb4be8 (rtnl_mutex){+.+.}-{3:3}, at: smc_pnet_net_init+0x218/0x470 net/smc/smc_pnet.c:874
2 locks held by syz-executor.2/27459:
#0: ffffffff8dea0fd0 (pernet_ops_rwsem){++++}-{3:3}, at: copy_net_ns+0x2f9/0x760 net/core/net_namespace.c:474