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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

net/unix/unix_bpf.c unix_bpf_recvmsg() -> __unix_recvmsg()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 2 len 1-u64max
BUF_SIZE 1 msg->msg_control (-1)-0,16-17,24
BUF_SIZE 1 msg->msg_name (-1)-0,12,128
CAPPED_DATA 0 sk->sk_user_data 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 1 msg $1
DATA_SOURCE 2 len $2
DATA_SOURCE 3 flags $3
BIT_INFO 3 flags 0x0,0xfffffffe
NOSPEC 1 msg->msg_iter.count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 msg->msg_control 4096-ptr_max[c][u]
USER_DATA 1 msg->msg_control_user 4096-ptr_max[c][u]
USER_DATA 1 msg->msg_controllen 0-u64max
USER_DATA 1 msg->msg_flags 0-u32max[c]
USER_DATA 1 msg->msg_iter.count 0-u64max
USER_DATA 1 msg->msg_iter.iov_offset 0-u64max[c]
USER_DATA 1 *msg->msg_name s64min-s64max
USER_DATA 2 len 1-u64max
USER_DATA 3 flags s32min-s32max
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->truesize
UNITS 0 sk unit_byte
UNITS 2 len unit_byte

net/unix/unix_bpf.c unix_bpf_recvmsg() -> __unix_recvmsg()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->sk_callback_lock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_callback_lock.owner (-1)
PARAM_VALUE 0 sk->sk_callback_lock.owner_cpu u32max
PARAM_VALUE 0 sk->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sk->sk_callback_lock.raw_lock.wlocked 0
PARAM_VALUE 0 sk->sk_data_ready 1-u64max
PARAM_VALUE 0 sk->sk_user_data 0
PARAM_VALUE 2 len 1-u64max
BUF_SIZE 1 msg->msg_control (-1)-0,16-17,24
BUF_SIZE 1 msg->msg_name (-1)-0,12,128
CAPPED_DATA 0 &sk->sk_receive_queue 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 1 msg $1
DATA_SOURCE 2 len $2
DATA_SOURCE 3 flags $3
PARAM_COMPARE 0 &sk->sk_receive_queue != $0->sk_receive_queue.next
BIT_INFO 3 flags 0x0,0xfffffffe
NOSPEC 1 msg->msg_iter.count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 msg->msg_control 4096-ptr_max[c][u]
USER_DATA 1 msg->msg_control_user 4096-ptr_max[c][u]
USER_DATA 1 msg->msg_controllen 0-u64max
USER_DATA 1 msg->msg_flags 0-u32max[c]
USER_DATA 1 msg->msg_iter.count 0-u64max
USER_DATA 1 msg->msg_iter.iov_offset 0-u64max[c]
USER_DATA 1 *msg->msg_name s64min-s64max
USER_DATA 2 len 1-u64max
USER_DATA 3 flags s32min-s32max
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->truesize
UNITS 0 sk unit_byte
UNITS 2 len unit_byte

net/unix/unix_bpf.c unix_bpf_recvmsg() -> __unix_recvmsg()

Type Parameter Key Value
PARAM_VALUE 0 sk 4096-ptr_max
PARAM_VALUE 0 sk->sk_callback_lock.dep_map->name 0-255
PARAM_VALUE 0 sk->sk_callback_lock.owner (-1)
PARAM_VALUE 0 sk->sk_callback_lock.owner_cpu u32max
PARAM_VALUE 0 sk->sk_callback_lock.raw_lock.cnts.counter 0-s32max
PARAM_VALUE 0 sk->sk_callback_lock.raw_lock.wlocked 0
PARAM_VALUE 0 sk->sk_data_ready 1-u64max
PARAM_VALUE 0 sk->sk_shutdown 1-255
PARAM_VALUE 0 sk->sk_user_data 0
PARAM_VALUE 1 msg->msg_iter.__iov 4096-u64max
PARAM_VALUE 1 msg->msg_iter.bvec 4096-u64max
PARAM_VALUE 1 msg->msg_iter.folioq 1-u64max
PARAM_VALUE 1 msg->msg_iter.kvec 4096-u64max
PARAM_VALUE 2 len 1-u64max
BUF_SIZE 1 msg->msg_control (-1)-0,16-17,24
BUF_SIZE 1 msg->msg_name (-1)-0,12,128
CAPPED_DATA 0 &sk->sk_receive_queue 1
DATA_SOURCE 0 sk $0
DATA_SOURCE 1 msg $1
DATA_SOURCE 2 len $2
DATA_SOURCE 3 flags $3
BIT_INFO 3 flags 0x0,0xfffffffe
NOSPEC 1 msg->msg_iter.count
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 msg->msg_control 4096-ptr_max[c][u]
USER_DATA 1 msg->msg_control_user 4096-ptr_max[c][u]
USER_DATA 1 msg->msg_controllen 0-u64max
USER_DATA 1 msg->msg_flags 0-u32max[c]
USER_DATA 1 msg->msg_iter.count 0-u64max
USER_DATA 1 msg->msg_iter.iov_offset 0-u64max[c]
USER_DATA 1 *msg->msg_name s64min-s64max
USER_DATA 2 len 1-u64max
USER_DATA 3 flags s32min-s32max
NO_OVERFLOW_SIMPLE 0 sk->sk_backlog.len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->next->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_receive_queue.prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->end
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->len
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->prev->truesize
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->tail
NO_OVERFLOW_SIMPLE 0 sk->sk_write_queue.next->truesize
UNITS 0 sk unit_byte
UNITS 2 len unit_byte