Lines Matching refs:stack

8 	  stack variable initializations, this warning is silenced for
38 	prompt "Initialize kernel stack variables at function entry"
44 	  This option enables initialization of stack variables at
56 		bool "no automatic stack variable initialization (weakest)"
58 		  Disable automatic stack variable initialization.
60 		  classes of uninitialized stack variable exploits
68 		  Zero-initialize any structures on the stack containing
70 		  uninitialized stack variable exploits and information
80 		  Zero-initialize any structures on the stack that may
83 		  of uninitialized stack variable exploits and information
88 		  stack that can otherwise be optimized out, so combining
89 		  this with CONFIG_KASAN_STACK can lead to a stack overflow
98 		  Zero-initialize any stack variables that may be passed
101 		  of uninitialized stack variable exploits and information
105 		  stack that can otherwise be optimized out, so combining
106 		  this with CONFIG_KASAN_STACK can lead to a stack overflow
113 		  Initializes everything on the stack (including padding)
115 		  all classes of uninitialized stack variable exploits and
131 		  Initializes everything on the stack (including padding)
133 		  classes of uninitialized stack variable exploits and
156 	bool "Poison kernel stack before returning from syscalls"
160 	  This option makes the kernel erase the kernel stack before
162 	  the stack initialized to the poison value, which both reduces
163 	  the lifetime of any sensitive stack contents and reduces
164 	  potential for uninitialized stack variable exploits or information
165 	  exposures (it does not cover functions reaching the same stack
167 	  most uninitialized stack variable attacks, with the performance
168 	  impact being driven by the depth of the stack usage, rather than
181 	int "Minimum stack frame size of functions tracked by STACKLEAK"
187 	  the lowest border of the kernel stack (and for some other purposes).
189 	  a stack frame size greater than or equal to this parameter.
199 	  shows the maximum kernel stack consumption for the current and
205 	bool "Allow runtime disabling of kernel stack erasing"
209 	  runtime to control kernel stack erasing for kernels built with