| /linux/arch/powerpc/include/asm/ |
| A D | stackprotector.h | 24 unsigned long canary; in boot_init_stack_canary() local
27 canary = get_random_canary(); in boot_init_stack_canary()
28 canary ^= mftb(); in boot_init_stack_canary()
29 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
30 canary &= CANARY_MASK; in boot_init_stack_canary()
32 current->stack_canary = canary; in boot_init_stack_canary()
34 get_paca()->canary = canary; in boot_init_stack_canary()
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| A D | paca.h | 276 unsigned long canary; member
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| /linux/arch/x86/include/asm/ |
| A D | stackprotector.h | 53 u64 canary; in boot_init_stack_canary() local
65 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
67 canary += tsc + (tsc << 32UL); in boot_init_stack_canary()
68 canary &= CANARY_MASK; in boot_init_stack_canary()
70 current->stack_canary = canary; in boot_init_stack_canary()
72 this_cpu_write(fixed_percpu_data.stack_canary, canary); in boot_init_stack_canary()
74 this_cpu_write(__stack_chk_guard, canary); in boot_init_stack_canary()
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| /linux/arch/sh/include/asm/ |
| A D | stackprotector.h | 18 unsigned long canary; in boot_init_stack_canary() local
21 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
22 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
23 canary &= CANARY_MASK; in boot_init_stack_canary()
25 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/arch/csky/include/asm/ |
| A D | stackprotector.h | 18 unsigned long canary; in boot_init_stack_canary() local
21 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
22 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
23 canary &= CANARY_MASK; in boot_init_stack_canary()
25 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/arch/riscv/include/asm/ |
| A D | stackprotector.h | 19 unsigned long canary; in boot_init_stack_canary() local
22 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
23 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
24 canary &= CANARY_MASK; in boot_init_stack_canary()
26 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/arch/arm64/include/asm/ |
| A D | stackprotector.h | 31 unsigned long canary; in boot_init_stack_canary() local
34 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
35 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
36 canary &= CANARY_MASK; in boot_init_stack_canary()
38 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/arch/xtensa/include/asm/ |
| A D | stackprotector.h | 30 unsigned long canary; in boot_init_stack_canary() local
33 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
34 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
36 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/arch/mips/include/asm/ |
| A D | stackprotector.h | 31 unsigned long canary; in boot_init_stack_canary() local
34 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
35 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
37 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/arch/arm/include/asm/ |
| A D | stackprotector.h | 33 unsigned long canary; in boot_init_stack_canary() local
36 get_random_bytes(&canary, sizeof(canary)); in boot_init_stack_canary()
37 canary ^= LINUX_VERSION_CODE; in boot_init_stack_canary()
39 current->stack_canary = canary; in boot_init_stack_canary()
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| /linux/drivers/misc/lkdtm/ |
| A D | bugs.c | 162 unsigned long *canary = (unsigned long *)stack; in __lkdtm_REPORT_STACK_CANARY() local
167 canary = (unsigned long *)stack + i; in __lkdtm_REPORT_STACK_CANARY()
169 if (*canary == current->stack_canary) in __lkdtm_REPORT_STACK_CANARY()
171 if (*canary == init_task.stack_canary) in __lkdtm_REPORT_STACK_CANARY()
195 canary = (unsigned long *)stack + current_offset; in __lkdtm_REPORT_STACK_CANARY()
197 stack_canary = *canary; in __lkdtm_REPORT_STACK_CANARY()
211 if (*canary == stack_canary) { in __lkdtm_REPORT_STACK_CANARY()
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| /linux/arch/x86/platform/pvh/ |
| A D | head.S | 98 mov $_pa(canary), %eax
158 SYM_DATA_LOCAL(canary, .fill 48, 1, 0)
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| /linux/drivers/soc/qcom/ |
| A D | smem.c | 210 u16 canary; /* bytes are the same so no swapping needed */ member
364 if (hdr->canary != SMEM_PRIVATE_CANARY) in qcom_smem_alloc_private()
379 hdr->canary = SMEM_PRIVATE_CANARY; in qcom_smem_alloc_private()
525 if (e->canary != SMEM_PRIVATE_CANARY) in qcom_smem_get_private()
545 if (e->canary != SMEM_PRIVATE_CANARY) in qcom_smem_get_private()
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| /linux/drivers/tty/serial/8250/ |
| A D | 8250_core.c | 754 unsigned char canary = 0xa5; in serial8250_suspend_port() local
756 serial_out(up, UART_SCR, canary); in serial8250_suspend_port()
757 if (serial_in(up, UART_SCR) == canary) in serial8250_suspend_port()
758 up->canary = canary; in serial8250_suspend_port()
776 up->canary = 0; in serial8250_resume_port()
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| A D | 8250_port.c | 3364 if (up->canary && (up->canary != serial_port_in(port, UART_SCR))) { in serial8250_console_write()
3366 up->canary = 0; in serial8250_console_write()
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| /linux/drivers/net/ipa/ |
| A D | ipa_mem.c | 353 __le32 *canary; in ipa_mem_config() local
359 canary = ipa->mem_virt + ipa->mem_offset + ipa->mem[i].offset; in ipa_mem_config()
361 *--canary = IPA_MEM_CANARY_VAL; in ipa_mem_config()
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| /linux/arch/arm/mach-at91/ |
| A D | pm.c | 45 phys_addr_t canary; member
130 static int canary = 0xA5A5A5A5; variable
838 soc_pm.bu->canary = __pa_symbol(&canary); in at91_pm_backup_init()
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| /linux/include/linux/ |
| A D | serial_8250.h | 111 unsigned char canary; /* non-zero during system sleep member
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| /linux/Documentation/security/ |
| A D | self-protection.rst | 158 is the presence of a stack canary between the stack variables and the
208 It should be noted that things like the stack canary discussed earlier
218 different canary per stack) and high entropy (e.g. is the RNG actually
271 addresses or other sensitive things like canary values).
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| /linux/arch/ |
| A D | Kconfig | 551 - it has implemented a stack canary (e.g. __stack_chk_guard)
560 feature puts, at the beginning of functions, a canary value on
564 overwrite the canary, which gets detected and the attack is then
567 Functions will have the stack-protector canary logic added if they
573 On an x86 "defconfig" build, this feature adds canary checks to
583 Functions will have the stack-protector canary logic added in any
595 On an x86 "defconfig" build, this feature adds canary checks to
1156 to the compiler, so it will attempt to add canary checks regardless
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| /linux/arch/arm/ |
| A D | Kconfig | 1612 bool "Use a unique stack canary value for each task"
1618 which to load the value of the stack canary, this value can only
1620 kernel's address space are forced to use the same canary value for
1624 different canary value for each task.
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| /linux/arch/powerpc/kernel/ |
| A D | asm-offsets.c | 84 OFFSET(PACA_CANARY, paca_struct, canary); in main()
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| /linux/arch/powerpc/xmon/ |
| A D | xmon.c | 2696 DUMP(p, canary, "%#-*lx"); in dump_one_paca()
|