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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

arch/x86/kernel/shstk.c __do_sys_map_shadow_stack() -> alloc_shstk()

Type Parameter Key Value
PARAM_VALUE 0 addr 0,4294967296-u64max
PARAM_VALUE 1 size 0,4096-u64max
CAPPED_DATA 2 token_offset 1
CAPPED_DATA 2 token_offset 1
DATA_SOURCE 0 addr $0
DATA_SOURCE 2 token_offset $1
FUZZY_MAX 0 addr 4294967296
PARAM_COMPARE 1 size >= $2
PARAM_COMPARE 1 size >= $2
PARAM_COMPARE 2 token_offset <= $1
BIT_INFO 1 size 0x0,0xfffffffffffff000
BIT_INFO 1 size 0x0,0xfffffffffffff000
USER_DATA 0 addr 0,4294967296-u64max
USER_DATA 1 size 0,4096-u64max[c]
USER_DATA 2 token_offset 0-u64max
USER_DATA 3 set_res_tok 0-1[c]

arch/x86/kernel/shstk.c __do_sys_map_shadow_stack() -> alloc_shstk()

Type Parameter Key Value
PARAM_VALUE 0 addr 0,4294967296-u64max
PARAM_VALUE 1 size 0,4096-u64max
CAPPED_DATA 2 token_offset 1
CAPPED_DATA 2 token_offset 1
DATA_SOURCE 0 addr $0
DATA_SOURCE 2 token_offset $1
FUZZY_MAX 0 addr 4294967296
PARAM_COMPARE 1 size >= $2
PARAM_COMPARE 1 size >= $2
PARAM_COMPARE 2 token_offset <= $1
BIT_INFO 1 size 0x0,0xfffffffffffff000
BIT_INFO 1 size 0x0,0xfffffffffffff000
USER_DATA 0 addr 0,4294967296-u64max
USER_DATA 1 size 0,4096-u64max[c]
USER_DATA 2 token_offset 0-u64max
USER_DATA 3 set_res_tok 0-1[c]

arch/x86/kernel/shstk.c shstk_alloc_thread_stack() -> alloc_shstk()

Type Parameter Key Value
PARAM_VALUE 0 addr 0
PARAM_VALUE 1 size 0,4096-u64max
PARAM_VALUE 2 token_offset 0
PARAM_VALUE 3 set_res_tok 0
DATA_SOURCE 1 size r adjust_shstk_size
RX_PATH
TASK_NOT_RUNNING

arch/x86/kernel/shstk.c shstk_setup() -> alloc_shstk()

Type Parameter Key Value
PARAM_VALUE 0 addr 0
PARAM_VALUE 1 size 0,4096-4294967296
PARAM_VALUE 2 token_offset 0
PARAM_VALUE 3 set_res_tok 0
DATA_SOURCE 1 size r adjust_shstk_size
RX_PATH