mptcp_userspace_pm_delete_local_addr identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

net/mptcp/pm_userspace.c, line 102 (as a function)

Referenced in 1 files:

net/mptcp/pm_userspace.c
- line 430
- line 551

Smatch caller information:

net/mptcp/pm_userspace.c mptcp_pm_nl_subflow_create_doit() -> mptcp_userspace_pm_delete_local_addr()

Type	Parameter	Key	Value
PARAM_VALUE	0	msk	4096-ptr_max
PARAM_VALUE	0	msk->__sk_common.skc_net.net->ipv4.fib_main->tb_data->kv->key	0-4294967295
PARAM_VALUE	0	msk->__sk_common.skc_net.net->loopback_dev->refcnt_tracker.list.next->next	4096-ptr_max
PARAM_VALUE	0	msk->__sk_common.skc_net.net->mctp.bind_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	msk->__sk_common.skc_node.next->pprev	1-u64max
PARAM_VALUE	0	msk->__sk_common.skc_prot->owner->refcnt.counter	0-s32max
PARAM_VALUE	0	msk->listener->__sk_common.skc_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	0	msk->listener->__sk_common.skc_net.net->refcnt_tracker.dead	1
PARAM_VALUE	0	msk->listener->sk_bpf_storage->owner_refcnt.refs.counter	s32min-s32max
PARAM_VALUE	0	msk->listener->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	0	msk->listener->sk_lock.owned	1
PARAM_VALUE	0	msk->listener->sk_rcu.next	0
PARAM_VALUE	0	msk->listener->sk_reuseport_cb	0
PARAM_VALUE	0	msk->listener->sk_user_data	0
PARAM_VALUE	0	msk->pm.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	msk->pm.pm_type	1
PARAM_VALUE	0	msk->pm.userspace_pm_local_addr_list.prev	4096-ptr_max
PARAM_VALUE	0	msk->pm.userspace_pm_local_addr_list.prev->next	4096-ptr_max
PARAM_VALUE	0	msk->sk_backlog.head->extensions->refcnt.refs.counter	1
PARAM_VALUE	0	msk->sk_backlog.head->sk->__sk_common.skc_net.net->notrefcnt_tracker.dead	1
PARAM_VALUE	0	msk->sk_backlog.head->sk->__sk_common.skc_net.net->refcnt_tracker.dead	1
PARAM_VALUE	0	msk->sk_backlog.head->sk->__sk_common.skc_prot	4096-ptr_max
PARAM_VALUE	0	msk->sk_backlog.head->sk->__sk_common.skc_state	0-9,11-255
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_callback_lock.owner	(-1)
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_callback_lock.owner_cpu	u32max
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_filter->rcu.func	1-u64max
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_owner->refcnt.counter	0-s32max
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_prot_creator->owner->refcnt.counter	0-s32max
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_rcu.func	1-u64max
PARAM_VALUE	0	msk->sk_backlog.head->sk->sk_reuseport_cb->rcu.func	1-u64max
PARAM_VALUE	0	msk->sk_callback_lock.owner	(-1)
PARAM_VALUE	0	msk->sk_callback_lock.owner_cpu	u32max
PARAM_VALUE	0	msk->sk_callback_lock.raw_lock.cnts.counter	0-s32max
PARAM_VALUE	0	msk->sk_callback_lock.raw_lock.wlocked	0
PARAM_VALUE	0	msk->sk_cgrp_data.cgroup->bpf.refcnt.percpu_count_ptr	1-u64max
PARAM_VALUE	0	msk->sk_cgrp_data.cgroup->self.refcnt.percpu_count_ptr	1-u64max
PARAM_VALUE	0	msk->sk_dst_cache->callback_head.flags	0-4294967295
PARAM_VALUE	0	msk->sk_dst_cache->callback_head.is_hard	0-1
PARAM_VALUE	0	msk->sk_dst_cache->callback_head.is_lazy	0-1
PARAM_VALUE	0	msk->sk_dst_cache->callback_head.is_queued	0-1
PARAM_VALUE	0	msk->sk_dst_cache->callback_head.is_soft	0-1
PARAM_VALUE	0	msk->sk_dst_cache->ops->pcpuc_entries.lock.owner	(-1)
PARAM_VALUE	0	msk->sk_dst_cache->ops->pcpuc_entries.lock.owner_cpu	u32max
PARAM_VALUE	0	msk->sk_dst_cache->ops->pcpuc_entries.lock.raw_lock.val.counter	0-s32max
PARAM_VALUE	0	msk->sk_error_queue.next->prev	2011684551238094848
PARAM_VALUE	0	msk->sk_lock.dep_map->name	0-255
PARAM_VALUE	0	msk->sk_lock.owned	0
PARAM_VALUE	0	msk->sk_lock.slock.rlock.dep_map->name	0-255
PARAM_VALUE	0	msk->sk_lock.wq.head.prev->next	4096-ptr_max
PARAM_VALUE	0	msk->sk_lock.wq.head.prev->next->next	4096-ptr_max
PARAM_VALUE	0	msk->sk_memcg->css.refcnt.percpu_count_ptr	1-u64max
PARAM_VALUE	0	msk->sk_memcg->high_work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	msk->sk_memcg->tcpmem_pressure	0-1
PARAM_VALUE	0	msk->sk_reuseport_cb->rcu.func	1-u64max
PARAM_VALUE	0	msk->sk_reuseport_cb->rcu.next	0
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.__pad	s16min-s16max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.__rcuref.refcnt.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.__use	s32min-s32max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.dst_trace_seq.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.error	s16min-s16max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.header_len	0-u16max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.obsolete	s16min-s16max
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.tclassid	0-4294967295
PARAM_VALUE	0	msk->sk_rx_dst->u.dst.trailer_len	0-u16max
PARAM_VALUE	0	msk->sk_user_data->connect_cookie	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->cp_conn->c_proposed_version	769
PARAM_VALUE	0	msk->sk_user_data->cp_reconnect_jiffies	0
PARAM_VALUE	0	msk->sk_user_data->cp_recv_w.cpu	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->cp_recv_w.timer.flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->cp_recv_w.timer.is_hard	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_recv_w.timer.is_lazy	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_recv_w.timer.is_queued	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_recv_w.timer.is_soft	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_send_w.cpu	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->cp_send_w.timer.flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->cp_send_w.timer.is_hard	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_send_w.timer.is_lazy	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_send_w.timer.is_queued	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_send_w.timer.is_soft	0-1
PARAM_VALUE	0	msk->sk_user_data->cp_state.counter	0-s32max
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.failfast_work.cpu	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.failfast_work.timer.flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_hard	0-1
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_lazy	0-1
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_queued	0-1
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.failfast_work.timer.is_soft	0-1
PARAM_VALUE	0	msk->sk_user_data->ctrl->ctrl.state	2
PARAM_VALUE	0	msk->sk_user_data->dev->carrier_down_count.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->dev->refcnt_tracker.untracked.refs.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->door_bell.done	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->door_bell.wait.lock.owner	(-1)
PARAM_VALUE	0	msk->sk_user_data->door_bell.wait.lock.owner_cpu	4294967295
PARAM_VALUE	0	msk->sk_user_data->kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->login_work.cpu	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->login_work.timer.flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->login_work.timer.is_hard	0-1
PARAM_VALUE	0	msk->sk_user_data->login_work.timer.is_lazy	0-1
PARAM_VALUE	0	msk->sk_user_data->login_work.timer.is_queued	0-1
PARAM_VALUE	0	msk->sk_user_data->login_work.timer.is_soft	0-1
PARAM_VALUE	0	msk->sk_user_data->mpa_timer->type	5,7
PARAM_VALUE	0	msk->sk_user_data->private->s_delegated_inos.xa_flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->qp->tx_ctx.tx_suspend	1
PARAM_VALUE	0	msk->sk_user_data->read.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->reestablish_timeout	0,750
PARAM_VALUE	0	msk->sk_user_data->ref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->sc_kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->sc_node->nd_item.ci_dentry->d_fsdata->s_dependent_count	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->sc_page->_refcount.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->sc_page->page_type	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->session->state	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->sock_state.counter	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->work.cpu	s32min-s32max
PARAM_VALUE	0	msk->sk_user_data->work.flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->work.is_hard	0-1
PARAM_VALUE	0	msk->sk_user_data->work.is_lazy	0-1
PARAM_VALUE	0	msk->sk_user_data->work.is_queued	0-1
PARAM_VALUE	0	msk->sk_user_data->work.is_soft	0-1
PARAM_VALUE	0	msk->sk_user_data->work.node.node.next	0
PARAM_VALUE	0	msk->sk_user_data->work.node.node.prev	0
PARAM_VALUE	0	msk->sk_user_data->work.timer.flags	0-4294967295
PARAM_VALUE	0	msk->sk_user_data->work.timer.is_hard	0-1
PARAM_VALUE	0	msk->sk_user_data->work.timer.is_lazy	0-1
PARAM_VALUE	0	msk->sk_user_data->work.timer.is_queued	0-1
PARAM_VALUE	0	msk->sk_user_data->work.timer.is_soft	0-1
PARAM_VALUE	0	msk->skc_family	0-u16max
PARAM_VALUE	0	msk->tcp_retransmit_timer.entry->pprev	4096-ptr_max
PARAM_VALUE	0	*msk->sk_backlog.head->dev->name	0-255
PARAM_VALUE	0	*msk->sk_user_data->dev->pcpu_refcnt	s32min-s32max
PARAM_VALUE	0	*msk->sk_user_data->door_bell.wait.lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*msk->sk_user_data->private->o_auth.authorizer->session_key.key	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	*msk->sk_user_data->private->s_auth.authorizer->session_key.key	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	1	addr	8254482148101976064
PARAM_VALUE	1	addr->addr.addr.s_addr	0
PARAM_VALUE	1	addr->addr.family	2,10
PARAM_VALUE	1	addr->addr.port	0
PARAM_VALUE	1	addr->flags	2-65
PARAM_VALUE	1	addr->ifindex	0
PARAM_VALUE	1	addr->lsk	0
DATA_SOURCE	0	msk	r mptcp_userspace_pm_get_sock
MEM_ZERO	1	addr
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		bh
LOCK2	0	&msk->pm.lock
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&devlink->lock
HALF_LOCKED2		&net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &audit_cmd_mutex.lock
HALF_LOCKED2		global &cb_lock
HALF_LOCKED2		global &crypto_cfg_mutex
HALF_LOCKED2		global &dpll_lock
HALF_LOCKED2		global &hwsim_phys_lock
HALF_LOCKED2		global &net_dm_mutex
HALF_LOCKED2		global &rtnl_mutex
HALF_LOCKED2		global &rx_queue_mutex
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct mptcp_pm_data)->lock

net/mptcp/pm_userspace.c mptcp_pm_nl_subflow_destroy_doit() -> mptcp_userspace_pm_delete_local_addr()

Type	Parameter	Key	Value
PARAM_VALUE	0	msk	4096-ptr_max
PARAM_VALUE	0	msk->pm.lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	msk->pm.pm_type	1
PARAM_VALUE	0	msk->sk_lock.owned	1
PARAM_VALUE	0	msk->sk_lock.slock.rlock.dep_map->name	0-255
PARAM_VALUE	0	msk->sk_lock.wq.head.prev	4096-ptr_max
PARAM_VALUE	0	msk->sk_lock.wq.head.prev->next	4096-ptr_max
PARAM_VALUE	0	msk->sk_lock.wq.head.prev->next->next	4096-ptr_max
PARAM_VALUE	1	addr	5942369124366024704
PARAM_VALUE	1	addr->addr.family	2,10
PARAM_VALUE	1	addr->addr.port	1-u16max
PARAM_VALUE	1	addr->flags	0-63
PARAM_VALUE	1	addr->lsk	0
DATA_SOURCE	0	msk	r mptcp_userspace_pm_get_sock
MEM_ZERO	1	addr
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		bh
LOCK2		sk
LOCK2	0	&msk->pm.lock
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&devlink->lock
HALF_LOCKED2		&net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &audit_cmd_mutex.lock
HALF_LOCKED2		global &cb_lock
HALF_LOCKED2		global &crypto_cfg_mutex
HALF_LOCKED2		global &dpll_lock
HALF_LOCKED2		global &hwsim_phys_lock
HALF_LOCKED2		global &net_dm_mutex
HALF_LOCKED2		global &rtnl_mutex
HALF_LOCKED2		global &rx_queue_mutex
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct mptcp_pm_data)->lock