Lines Matching refs:stack
8 stack variable initializations, this warning is silenced for
32 prompt "Initialize kernel stack variables at function entry"
38 This option enables initialization of stack variables at
50 bool "no automatic stack variable initialization (weakest)"
52 Disable automatic stack variable initialization.
54 classes of uninitialized stack variable exploits
63 Zero-initialize any structures on the stack containing
65 uninitialized stack variable exploits and information
76 Zero-initialize any structures on the stack that may
79 of uninitialized stack variable exploits and information
84 stack that can otherwise be optimized out, so combining
85 this with CONFIG_KASAN_STACK can lead to a stack overflow
95 Zero-initialize any stack variables that may be passed
98 of uninitialized stack variable exploits and information
102 stack that can otherwise be optimized out, so combining
103 this with CONFIG_KASAN_STACK can lead to a stack overflow
110 Initializes everything on the stack (including padding)
112 all classes of uninitialized stack variable exploits and
128 Initializes everything on the stack (including padding)
130 classes of uninitialized stack variable exploits and
153 bool "Poison kernel stack before returning from syscalls"
157 This option makes the kernel erase the kernel stack before
159 the stack initialized to the poison value, which both reduces
160 the lifetime of any sensitive stack contents and reduces
161 potential for uninitialized stack variable exploits or information
162 exposures (it does not cover functions reaching the same stack
164 most uninitialized stack variable attacks, with the performance
165 impact being driven by the depth of the stack usage, rather than
178 int "Minimum stack frame size of functions tracked by STACKLEAK"
184 the lowest border of the kernel stack (and for some other purposes).
186 a stack frame size greater than or equal to this parameter.
196 shows the maximum kernel stack consumption for the current and
202 bool "Allow runtime disabling of kernel stack erasing"
206 runtime to control kernel stack erasing for kernels built with