main/linux-grsec: upgrade to grsecurity-3.0-3.14.4-201405271114

5 files changed, 701 insertions, 204 deletions

diff --git a/main/linux-grsec/APKBUILD b/main/linux-grsec/APKBUILD
index c165a3930e..49d3b4ace3 100644
--- a/main/linux-grsec/APKBUILD
+++ b/main/linux-grsec/APKBUILD
@@ -7,7 +7,7 @@ case $pkgver in
 *.*.*)	_kernver=${pkgver%.*};;
 *.*)	_kernver=${pkgver};;
 esac
-pkgrel=0
+pkgrel=1
 pkgdesc="Linux kernel with grsecurity"
 url=http://grsecurity.net
 depends="mkinitfs linux-firmware"
@@ -17,7 +17,7 @@ _config=${config:-kernelconfig.${CARCH}}
 install=
 source="http://ftp.kernel.org/pub/linux/kernel/v3.x/linux-$_kernver.tar.xz
 	http://ftp.kernel.org/pub/linux/kernel/v3.x/patch-$pkgver.xz
-	grsecurity-3.0-3.14.4-201405131205.patch
+	grsecurity-3.0-3.14.4-201405271114.patch
 
 	fix-memory-map-for-PIE-applications.patch
 	imx6q-no-unclocked-sleep.patch
@@ -166,25 +166,25 @@ dev() {
 
 md5sums="b621207b3f6ecbb67db18b13258f8ea8  linux-3.14.tar.xz
 116f27cf17c3522716b6678b17516067  patch-3.14.4.xz
-6982685dd709f6fb9f256161c1af1af2  grsecurity-3.0-3.14.4-201405131205.patch
+60e4f370c3543eb4634c84c24009b92d  grsecurity-3.0-3.14.4-201405271114.patch
 c6a4ae7e8ca6159e1631545515805216  fix-memory-map-for-PIE-applications.patch
 1a307fc1d63231bf01d22493a4f14378  imx6q-no-unclocked-sleep.patch
-68efadc03ab0d14a4ac1549f77a07bb9  kernelconfig.x86
-0765de8921029ddcead8a430a26fb1ee  kernelconfig.x86_64
-6da9d80a834790fa94f06d1ac3e9c6d5  kernelconfig.armhf"
+b780cabb3c188419b1a3d8f794a1768e  kernelconfig.x86
+b300269e60b2dd901543d8bc8952513b  kernelconfig.x86_64
+727688e12e37262437fc9ca9c1fbd215  kernelconfig.armhf"
 sha256sums="61558aa490855f42b6340d1a1596be47454909629327c49a5e4e10268065dffa  linux-3.14.tar.xz
 af640ea64e923d525a8238832e8452381e6dc76a3bf28046411cadd67c408114  patch-3.14.4.xz
-d5a84246d0401cc9d79abde2cef6b83732eb0b5d3d745c015d25544e8cc1ad62  grsecurity-3.0-3.14.4-201405131205.patch
+76daa7e437ab5fedc51c1fec3a84b7e6901a073b083a94e3a55671bca9e67d34  grsecurity-3.0-3.14.4-201405271114.patch
 500f3577310be52e87b9fecdc2e9c4ca43210fd97d69089f9005d484563f74c7  fix-memory-map-for-PIE-applications.patch
 21179fbb22a5b74af0a609350ae1a170e232908572b201d02e791d2ce0a685d3  imx6q-no-unclocked-sleep.patch
-9081bc214794934170813ac4c88ec62db503c270a4f2a6c36a4bcdc695b32809  kernelconfig.x86
-239513012483b28902951077c6aa4cea70be32e760c5a10cc9a3811fe5e92f06  kernelconfig.x86_64
-0422a2a80edb9c6de1a97f4ac9a08ad03097d59970d18387ba499f714b402d67  kernelconfig.armhf"
+d8b2d8ef8369a1df10763e5476efe8f9f500fd9d604e3452eb2ddee6b78d7e3e  kernelconfig.x86
+1d271876621133eba10c83d1aefbe248dca333038e42054f5dc0222edc954731  kernelconfig.x86_64
+00fc74f27931d161ecc1c26e5cd000d9aeaf6ebea6e0e1293ecde14a64d80467  kernelconfig.armhf"
 sha512sums="5730d83a7a81134c1e77c0bf89e42dee4f8251ad56c1ac2be20c59e26fdfaa7bea55f277e7af156b637f22e1584914a46089af85039177cb43485089c74ac26e  linux-3.14.tar.xz
 61eca26d57f7d7caa78d157582d4b98fbba1c85af73f1773fb51eab3db4381de53f4fbfbc202083e45297c0b4487bc58880a518e7ee9c0d616cddf0b3909b303  patch-3.14.4.xz
-9b4ae932c145d0cd0b32c9bfc7c21a8ea25c29d3beed3c34b91fe5a3ec30a487f002f51d9b0c1bf5a64e0dd9baa0b19cce3ce1cfb3b236129e83dd8472f8fef7  grsecurity-3.0-3.14.4-201405131205.patch
+4276c7f2d533b62074180efb069047f562336647078cd47b8a0abb70123fe05f3b2d30c3a212358bfde9897f8b5592d63057f66c2b47718691474cbc77f09d5a  grsecurity-3.0-3.14.4-201405271114.patch
 4665c56ae1bbac311f9205d64918e84ee8b01d47d6e2396ff6b8adfb10aada7f7254531ce62e31edbb65c2a54a830f09ad05d314dfcd75d6272f4068945ad7c7  fix-memory-map-for-PIE-applications.patch
 87d1ad59732f265a5b0db54490dc1762c14ea4b868e7eb1aedc3ce57b48046de7bbc08cf5cfcf6f1380fa84063b0edb16ba3d5e3c5670be9bbb229275c88b221  imx6q-no-unclocked-sleep.patch
-a4c3d9e2683e92354c38c0a2b63322b27fb6c1eaa57adea603b522e9b9eed21678f9fcf0afa3f8e9b089e85f31295a89b469c924b458defbd3540a086f3b9ba5  kernelconfig.x86
-9e399c2f4bc3f7b6342ce4e79d6e35dbe0bdf77c2ff8cc8ba9f0f4c9ca72f3d4298052dc3d0e05cae2fcd0000bb349172f329ef37b3ae8cacac55ae578196de6  kernelconfig.x86_64
-7479ef9c83988800bb5621c057d57d1a23787ab4514df2816709d885633e2d71c0e2f9a401cd25c5e56f8e4c1990549351496402c767952188715d9245002c01  kernelconfig.armhf"
+841a301668cc23daec38585c2c76af5195c38638ffce314ca03a16f8a842e3229c933bd52d0e83209f340d2871cf4ccb0864b9662f8ea9f608c2b2aa0a0eea3f  kernelconfig.x86
+37ed9ad11a8b05c26bfbe03ef6fb639cc126daa127479b74ba1c4608f3faef7013adfe6ff1009410466c6981a031c660a3cedc67843a343a00384150f2958395  kernelconfig.x86_64
+84cf8bf558d3fa98a46a2dc1bdd5ddbe4b36b210282d939a47123d889a47240469e7b37f1351854a396c58f4366b8267e1e7990fb91be23bc8ddd9f2a33a6257  kernelconfig.armhf"
diff --git a/main/linux-grsec/grsecurity-3.0-3.14.4-201405131205.patch b/main/linux-grsec/grsecurity-3.0-3.14.4-201405271114.patch
index 9a8e53a503..3537db8395 100644
--- a/main/linux-grsec/grsecurity-3.0-3.14.4-201405131205.patch
+++ b/main/linux-grsec/grsecurity-3.0-3.14.4-201405271114.patch
@@ -287,7 +287,7 @@ index 7116fda..d8ed6e8 100644
  
  	pcd.		[PARIDE]
 diff --git a/Makefile b/Makefile
-index d7c07fd..d6d4bfa 100644
+index d7c07fd..1ad8228 100644
 --- a/Makefile
 +++ b/Makefile
 @@ -244,8 +244,9 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
@@ -445,17 +445,19 @@ index d7c07fd..d6d4bfa 100644
  
  # Target to install modules
  PHONY += modules_install
-@@ -1072,7 +1146,8 @@ MRPROPER_FILES += .config .config.old .version .old_version $(version_h) \
+@@ -1072,7 +1146,10 @@ MRPROPER_FILES += .config .config.old .version .old_version $(version_h) \
  		  Module.symvers tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \
  		  signing_key.priv signing_key.x509 x509.genkey		\
  		  extra_certificates signing_key.x509.keyid		\
 -		  signing_key.x509.signer
-+		  signing_key.x509.signer tools/gcc/size_overflow_hash.h \
++		  signing_key.x509.signer				\
++		  tools/gcc/size_overflow_plugin/size_overflow_hash_aux.h \
++		  tools/gcc/size_overflow_plugin/size_overflow_hash.h \
 +		  tools/gcc/randomize_layout_seed.h
  
  # clean - Delete most, but leave enough to build external modules
  #
-@@ -1112,6 +1187,7 @@ distclean: mrproper
+@@ -1112,6 +1189,7 @@ distclean: mrproper
  		\( -name '*.orig' -o -name '*.rej' -o -name '*~' \
  		-o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
  		-o -name '.*.rej' \
@@ -463,7 +465,7 @@ index d7c07fd..d6d4bfa 100644
  		-o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \
  		-type f -print | xargs rm -f
  
-@@ -1273,6 +1349,8 @@ PHONY += $(module-dirs) modules
+@@ -1273,6 +1351,8 @@ PHONY += $(module-dirs) modules
  $(module-dirs): crmodverdir $(objtree)/Module.symvers
  	$(Q)$(MAKE) $(build)=$(patsubst _module_%,%,$@)
  
@@ -472,7 +474,7 @@ index d7c07fd..d6d4bfa 100644
  modules: $(module-dirs)
  	@$(kecho) '  Building modules, stage 2.';
  	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
-@@ -1412,17 +1490,21 @@ else
+@@ -1412,17 +1492,21 @@ else
          target-dir = $(if $(KBUILD_EXTMOD),$(dir $<),$(dir $@))
  endif
  
@@ -498,7 +500,7 @@ index d7c07fd..d6d4bfa 100644
  	$(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@)
  %.symtypes: %.c prepare scripts FORCE
  	$(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@)
-@@ -1432,11 +1514,15 @@ endif
+@@ -1432,11 +1516,15 @@ endif
  	$(cmd_crmodverdir)
  	$(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \
  	$(build)=$(build-dir)
@@ -12667,10 +12669,10 @@ index 321a52c..3d51a5e 100644
  	  This option helps catch unintended modifications to loadable
  	  kernel module's text and read-only data. It also prevents execution
 diff --git a/arch/x86/Makefile b/arch/x86/Makefile
-index 0dd99ea..e893775 100644
+index 0dd99ea..4a63d82 100644
 --- a/arch/x86/Makefile
 +++ b/arch/x86/Makefile
-@@ -71,15 +71,12 @@ ifeq ($(CONFIG_X86_32),y)
+@@ -71,9 +71,6 @@ ifeq ($(CONFIG_X86_32),y)
          # CPU-specific tuning. Anything which can be shared with UML should go here.
          include $(srctree)/arch/x86/Makefile_32.cpu
          KBUILD_CFLAGS += $(cflags-y)
@@ -12680,13 +12682,6 @@ index 0dd99ea..e893775 100644
  else
          BITS := 64
          UTS_MACHINE := x86_64
-         CHECKFLAGS += -D__x86_64__ -m64
- 
--        biarch := -m64
-+        biarch := $(call cc-option,-m64)
-         KBUILD_AFLAGS += -m64
-         KBUILD_CFLAGS += -m64
- 
 @@ -112,6 +109,9 @@ else
          KBUILD_CFLAGS += -maccumulate-outgoing-args
  endif
@@ -16975,6 +16970,18 @@ index b4c1f54..e290c08 100644
  
  	pagefault_enable();
  
+diff --git a/arch/x86/include/asm/hugetlb.h b/arch/x86/include/asm/hugetlb.h
+index a809121..68c0539 100644
+--- a/arch/x86/include/asm/hugetlb.h
++++ b/arch/x86/include/asm/hugetlb.h
+@@ -52,6 +52,7 @@ static inline pte_t huge_ptep_get_and_clear(struct mm_struct *mm,
+ static inline void huge_ptep_clear_flush(struct vm_area_struct *vma,
+ 					 unsigned long addr, pte_t *ptep)
+ {
++	ptep_clear_flush(vma, addr, ptep);
+ }
+ 
+ static inline int huge_pte_none(pte_t pte)
 diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
 index 67d69b8..50e4b77 100644
 --- a/arch/x86/include/asm/hw_irq.h
@@ -25826,10 +25833,19 @@ index c2bedae..25e7ab6 100644
  		.name = "data",
  		.mode = S_IRUGO,
 diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c
-index af1d14a..37b8776 100644
+index af1d14a..81ae763 100644
 --- a/arch/x86/kernel/ldt.c
 +++ b/arch/x86/kernel/ldt.c
-@@ -66,13 +66,13 @@ static int alloc_ldt(mm_context_t *pc, int mincount, int reload)
+@@ -20,6 +20,8 @@
+ #include <asm/mmu_context.h>
+ #include <asm/syscalls.h>
+ 
++int sysctl_ldt16 = 0;
++
+ #ifdef CONFIG_SMP
+ static void flush_ldt(void *current_mm)
+ {
+@@ -66,13 +68,13 @@ static int alloc_ldt(mm_context_t *pc, int mincount, int reload)
  	if (reload) {
  #ifdef CONFIG_SMP
  		preempt_disable();
@@ -25845,7 +25861,7 @@ index af1d14a..37b8776 100644
  #endif
  	}
  	if (oldsize) {
-@@ -94,7 +94,7 @@ static inline int copy_ldt(mm_context_t *new, mm_context_t *old)
+@@ -94,7 +96,7 @@ static inline int copy_ldt(mm_context_t *new, mm_context_t *old)
  		return err;
  
  	for (i = 0; i < old->size; i++)
@@ -25854,7 +25870,7 @@ index af1d14a..37b8776 100644
  	return 0;
  }
  
-@@ -115,6 +115,24 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
+@@ -115,6 +117,24 @@ int init_new_context(struct task_struct *tsk, struct mm_struct *mm)
  		retval = copy_ldt(&mm->context, &old_mm->context);
  		mutex_unlock(&old_mm->context.lock);
  	}
@@ -25879,7 +25895,7 @@ index af1d14a..37b8776 100644
  	return retval;
  }
  
-@@ -229,6 +247,13 @@ static int write_ldt(void __user *ptr, unsigned long bytecount, int oldmode)
+@@ -229,12 +249,19 @@ static int write_ldt(void __user *ptr, unsigned long bytecount, int oldmode)
  		}
  	}
  
@@ -25893,6 +25909,13 @@ index af1d14a..37b8776 100644
  	/*
  	 * On x86-64 we do not support 16-bit segments due to
  	 * IRET leaking the high bits of the kernel stack address.
+ 	 */
+ #ifdef CONFIG_X86_64
+-	if (!ldt_info.seg_32bit) {
++	if (!ldt_info.seg_32bit && !sysctl_ldt16) {
+ 		error = -EINVAL;
+ 		goto out_unlock;
+ 	}
 diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c
 index 1667b1d..16492c5 100644
 --- a/arch/x86/kernel/machine_kexec_32.c
@@ -26193,7 +26216,7 @@ index bbb6c73..24a58ef 100644
  	.lock_spinning = __PV_IS_CALLEE_SAVE(paravirt_nop),
  	.unlock_kick = paravirt_nop,
 diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
-index 1b10af8..0b58cbc 100644
+index 1b10af8..45bfbec 100644
 --- a/arch/x86/kernel/paravirt.c
 +++ b/arch/x86/kernel/paravirt.c
 @@ -55,6 +55,9 @@ u64 _paravirt_ident_64(u64 x)
@@ -26206,11 +26229,13 @@ index 1b10af8..0b58cbc 100644
  
  void __init default_banner(void)
  {
-@@ -142,15 +145,19 @@ unsigned paravirt_patch_default(u8 type, u16 clobbers, void *insnbuf,
+@@ -141,16 +144,20 @@ unsigned paravirt_patch_default(u8 type, u16 clobbers, void *insnbuf,
+ 
  	if (opfunc == NULL)
  		/* If there's no function, patch it with a ud2a (BUG) */
- 		ret = paravirt_patch_insns(insnbuf, len, ud2a, ud2a+sizeof(ud2a));
+-		ret = paravirt_patch_insns(insnbuf, len, ud2a, ud2a+sizeof(ud2a));
 -	else if (opfunc == _paravirt_nop)
++		ret = paravirt_patch_insns(insnbuf, len, ktva_ktla(ud2a), ud2a+sizeof(ud2a));
 +	else if (opfunc == (void *)_paravirt_nop)
  		/* If the operation is a nop, then nop the callsite */
  		ret = paravirt_patch_nop();
@@ -27788,7 +27813,7 @@ index 1c113db..287b42e 100644
  static int trace_irq_vector_refcount;
  static DEFINE_MUTEX(irq_vector_mutex);
 diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
-index 57409f6..e2c17e1 100644
+index 57409f6..b505597 100644
 --- a/arch/x86/kernel/traps.c
 +++ b/arch/x86/kernel/traps.c
 @@ -66,7 +66,7 @@
@@ -27867,7 +27892,19 @@ index 57409f6..e2c17e1 100644
  			regs->ip, regs->sp, error_code);
  		print_vma_addr(" in ", regs->ip);
  		pr_cont("\n");
-@@ -273,7 +285,7 @@ do_general_protection(struct pt_regs *regs, long error_code)
+@@ -251,6 +263,11 @@ dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code)
+ 	tsk->thread.error_code = error_code;
+ 	tsk->thread.trap_nr = X86_TRAP_DF;
+ 
++#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW
++	if ((unsigned long)tsk->stack - regs->sp <= PAGE_SIZE)
++		die("grsec: kernel stack overflow detected", regs, error_code);	
++#endif
++
+ #ifdef CONFIG_DOUBLEFAULT
+ 	df_debug(regs, error_code);
+ #endif
+@@ -273,7 +290,7 @@ do_general_protection(struct pt_regs *regs, long error_code)
  	conditional_sti(regs);
  
  #ifdef CONFIG_X86_32
@@ -27876,7 +27913,7 @@ index 57409f6..e2c17e1 100644
  		local_irq_enable();
  		handle_vm86_fault((struct kernel_vm86_regs *) regs, error_code);
  		goto exit;
-@@ -281,18 +293,42 @@ do_general_protection(struct pt_regs *regs, long error_code)
+@@ -281,18 +298,42 @@ do_general_protection(struct pt_regs *regs, long error_code)
  #endif
  
  	tsk = current;
@@ -27921,7 +27958,7 @@ index 57409f6..e2c17e1 100644
  	tsk->thread.error_code = error_code;
  	tsk->thread.trap_nr = X86_TRAP_GP;
  
-@@ -453,7 +489,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
+@@ -453,7 +494,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
  	/* It's safe to allow irq's after DR6 has been saved */
  	preempt_conditional_sti(regs);
  
@@ -27930,7 +27967,7 @@ index 57409f6..e2c17e1 100644
  		handle_vm86_trap((struct kernel_vm86_regs *) regs, error_code,
  					X86_TRAP_DB);
  		preempt_conditional_cli(regs);
-@@ -468,7 +504,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
+@@ -468,7 +509,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code)
  	 * We already checked v86 mode above, so we can check for kernel mode
  	 * by just checking the CPL of CS.
  	 */
@@ -27939,7 +27976,7 @@ index 57409f6..e2c17e1 100644
  		tsk->thread.debugreg6 &= ~DR_STEP;
  		set_tsk_thread_flag(tsk, TIF_SINGLESTEP);
  		regs->flags &= ~X86_EFLAGS_TF;
-@@ -500,7 +536,7 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr)
+@@ -500,7 +541,7 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr)
  		return;
  	conditional_sti(regs);
  
@@ -35603,7 +35640,7 @@ index fd14be1..e3c79c0 100644
  
  #
 diff --git a/arch/x86/vdso/vdso32-setup.c b/arch/x86/vdso/vdso32-setup.c
-index d6bfb87..876ee18 100644
+index d6bfb87..a75c5f7 100644
 --- a/arch/x86/vdso/vdso32-setup.c
 +++ b/arch/x86/vdso/vdso32-setup.c
 @@ -25,6 +25,7 @@
@@ -35614,7 +35651,15 @@ index d6bfb87..876ee18 100644
  
  enum {
  	VDSO_DISABLED = 0,
-@@ -226,7 +227,7 @@ static inline void map_compat_vdso(int map)
+@@ -41,6 +42,7 @@ enum {
+ #ifdef CONFIG_X86_64
+ #define vdso_enabled			sysctl_vsyscall32
+ #define arch_setup_additional_pages	syscall32_setup_pages
++extern int sysctl_ldt16;
+ #endif
+ 
+ /*
+@@ -226,7 +228,7 @@ static inline void map_compat_vdso(int map)
  void enable_sep_cpu(void)
  {
  	int cpu = get_cpu();
@@ -35623,7 +35668,7 @@ index d6bfb87..876ee18 100644
  
  	if (!boot_cpu_has(X86_FEATURE_SEP)) {
  		put_cpu();
-@@ -249,7 +250,7 @@ static int __init gate_vma_init(void)
+@@ -249,7 +251,7 @@ static int __init gate_vma_init(void)
  	gate_vma.vm_start = FIXADDR_USER_START;
  	gate_vma.vm_end = FIXADDR_USER_END;
  	gate_vma.vm_flags = VM_READ | VM_MAYREAD | VM_EXEC | VM_MAYEXEC;
@@ -35632,7 +35677,7 @@ index d6bfb87..876ee18 100644
  
  	return 0;
  }
-@@ -330,14 +331,14 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
+@@ -330,14 +332,14 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
  	if (compat)
  		addr = VDSO_HIGH_BASE;
  	else {
@@ -35649,7 +35694,7 @@ index d6bfb87..876ee18 100644
  
  	if (compat_uses_vma || !compat) {
  		/*
-@@ -353,11 +354,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
+@@ -353,11 +355,11 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
  	}
  
  	current_thread_info()->sysenter_return =
@@ -35663,7 +35708,21 @@ index d6bfb87..876ee18 100644
  
  	up_write(&mm->mmap_sem);
  
-@@ -404,8 +405,14 @@ __initcall(ia32_binfmt_init);
+@@ -380,6 +382,13 @@ static struct ctl_table abi_table2[] = {
+ 		.mode		= 0644,
+ 		.proc_handler	= proc_dointvec
+ 	},
++	{
++		.procname	= "ldt16",
++		.data		= &sysctl_ldt16,
++		.maxlen		= sizeof(int),
++		.mode		= 0644,
++		.proc_handler	= proc_dointvec
++	},
+ 	{}
+ };
+ 
+@@ -404,8 +413,14 @@ __initcall(ia32_binfmt_init);
  
  const char *arch_vma_name(struct vm_area_struct *vma)
  {
@@ -35679,7 +35738,7 @@ index d6bfb87..876ee18 100644
  	return NULL;
  }
  
-@@ -415,7 +422,7 @@ struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
+@@ -415,7 +430,7 @@ struct vm_area_struct *get_gate_vma(struct mm_struct *mm)
  	 * Check to see if the corresponding task was created in compat vdso
  	 * mode.
  	 */
@@ -58779,7 +58838,7 @@ index e4141f2..d8263e8 100644
  		i += packet_length_size;
  		if (copy_to_user(&buf[i], msg_ctx->msg, msg_ctx->msg_size))
 diff --git a/fs/exec.c b/fs/exec.c
-index 3d78fcc..460e2a0 100644
+index 3d78fcc..cd4f983 100644
 --- a/fs/exec.c
 +++ b/fs/exec.c
 @@ -55,8 +55,20 @@
@@ -59088,7 +59147,15 @@ index 3d78fcc..460e2a0 100644
  	set_fs(old_fs);
  	return result;
  }
-@@ -1258,7 +1336,7 @@ static void check_unsafe_exec(struct linux_binprm *bprm)
+@@ -846,6 +924,7 @@ static int exec_mmap(struct mm_struct *mm)
+ 	tsk->mm = mm;
+ 	tsk->active_mm = mm;
+ 	activate_mm(active_mm, mm);
++	populate_stack();
+ 	task_unlock(tsk);
+ 	if (old_mm) {
+ 		up_read(&old_mm->mmap_sem);
+@@ -1258,7 +1337,7 @@ static void check_unsafe_exec(struct linux_binprm *bprm)
  	}
  	rcu_read_unlock();
  
@@ -59097,7 +59164,7 @@ index 3d78fcc..460e2a0 100644
  		bprm->unsafe |= LSM_UNSAFE_SHARE;
  	else
  		p->fs->in_exec = 1;
-@@ -1434,6 +1512,31 @@ static int exec_binprm(struct linux_binprm *bprm)
+@@ -1434,6 +1513,31 @@ static int exec_binprm(struct linux_binprm *bprm)
  	return ret;
  }
  
@@ -59129,7 +59196,7 @@ index 3d78fcc..460e2a0 100644
  /*
   * sys_execve() executes a new program.
   */
-@@ -1441,6 +1544,11 @@ static int do_execve_common(struct filename *filename,
+@@ -1441,6 +1545,11 @@ static int do_execve_common(struct filename *filename,
  				struct user_arg_ptr argv,
  				struct user_arg_ptr envp)
  {
@@ -59141,7 +59208,7 @@ index 3d78fcc..460e2a0 100644
  	struct linux_binprm *bprm;
  	struct file *file;
  	struct files_struct *displaced;
-@@ -1449,6 +1557,8 @@ static int do_execve_common(struct filename *filename,
+@@ -1449,6 +1558,8 @@ static int do_execve_common(struct filename *filename,
  	if (IS_ERR(filename))
  		return PTR_ERR(filename);
  
@@ -59150,7 +59217,7 @@ index 3d78fcc..460e2a0 100644
  	/*
  	 * We move the actual failure in case of RLIMIT_NPROC excess from
  	 * set*uid() to execve() because too many poorly written programs
-@@ -1486,11 +1596,21 @@ static int do_execve_common(struct filename *filename,
+@@ -1486,11 +1597,21 @@ static int do_execve_common(struct filename *filename,
  	if (IS_ERR(file))
  		goto out_unmark;
  
@@ -59172,7 +59239,7 @@ index 3d78fcc..460e2a0 100644
  	retval = bprm_mm_init(bprm);
  	if (retval)
  		goto out_unmark;
-@@ -1507,24 +1627,70 @@ static int do_execve_common(struct filename *filename,
+@@ -1507,24 +1628,70 @@ static int do_execve_common(struct filename *filename,
  	if (retval < 0)
  		goto out;
  
@@ -59247,7 +59314,7 @@ index 3d78fcc..460e2a0 100644
  	current->fs->in_exec = 0;
  	current->in_execve = 0;
  	acct_update_integrals(current);
-@@ -1535,6 +1701,14 @@ static int do_execve_common(struct filename *filename,
+@@ -1535,6 +1702,14 @@ static int do_execve_common(struct filename *filename,
  		put_files_struct(displaced);
  	return retval;
  
@@ -59262,7 +59329,7 @@ index 3d78fcc..460e2a0 100644
  out:
  	if (bprm->mm) {
  		acct_arg_size(bprm, 0);
-@@ -1626,3 +1800,296 @@ asmlinkage long compat_sys_execve(const char __user * filename,
+@@ -1626,3 +1801,296 @@ asmlinkage long compat_sys_execve(const char __user * filename,
  	return compat_do_execve(getname(filename), argv, envp);
  }
  #endif
@@ -65603,6 +65670,25 @@ index ee0d761..b346c58 100644
  		return PTR_ERR(kn);
  	}
  
+diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
+index 810cf6e..5fd2bf1 100644
+--- a/fs/sysfs/file.c
++++ b/fs/sysfs/file.c
+@@ -47,12 +47,13 @@ static int sysfs_kf_seq_show(struct seq_file *sf, void *v)
+ 	ssize_t count;
+ 	char *buf;
+ 
+-	/* acquire buffer and ensure that it's >= PAGE_SIZE */
++	/* acquire buffer and ensure that it's >= PAGE_SIZE and clear */
+ 	count = seq_get_buf(sf, &buf);
+ 	if (count < PAGE_SIZE) {
+ 		seq_commit(sf, -1);
+ 		return 0;
+ 	}
++	memset(buf, 0, PAGE_SIZE);
+ 
+ 	/*
+ 	 * Invoke show().  Control may reach here via seq file lseek even
 diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h
 index 69d4889..a810bd4 100644
 --- a/fs/sysv/sysv.h
@@ -65887,10 +65973,10 @@ index bcfe612..aa399c0 100644
  
 diff --git a/grsecurity/Kconfig b/grsecurity/Kconfig
 new file mode 100644
-index 0000000..3abaf02
+index 0000000..a14eb52
 --- /dev/null
 +++ b/grsecurity/Kconfig
-@@ -0,0 +1,1161 @@
+@@ -0,0 +1,1174 @@
 +#
 +# grecurity configuration
 +#
@@ -66029,6 +66115,19 @@ index 0000000..3abaf02
 +	  If you use PaX it is essential that you say Y here as it closes up
 +	  several holes that make full ASLR useless locally.
 +
++
++config GRKERNSEC_KSTACKOVERFLOW
++	bool "Prevent kernel stack overflows"
++	default y if GRKERNSEC_CONFIG_AUTO
++	depends on !IA64 && 64BIT
++	help
++	  If you say Y here, the kernel's process stacks will be allocated
++	  with vmalloc instead of the kernel's default allocator.  This
++	  introduces guard pages that in combination with the alloca checking
++	  of the STACKLEAK feature prevents all forms of kernel process stack
++	  overflow abuse.  Note that this is different from kernel stack
++	  buffer overflows.
++
 +config GRKERNSEC_BRUTE
 +	bool "Deter exploit bruteforcing"
 +	default y if GRKERNSEC_CONFIG_AUTO
@@ -82007,7 +82106,7 @@ index b66c211..13d2915 100644
  static inline void anon_vma_merge(struct vm_area_struct *vma,
  				  struct vm_area_struct *next)
 diff --git a/include/linux/sched.h b/include/linux/sched.h
-index a781dec..be1d2a3 100644
+index a781dec..2c03225 100644
 --- a/include/linux/sched.h
 +++ b/include/linux/sched.h
 @@ -129,6 +129,7 @@ struct fs_struct;
@@ -82243,7 +82342,33 @@ index a781dec..be1d2a3 100644
  {
  	return tsk->pid;
  }
-@@ -2112,7 +2223,9 @@ void yield(void);
+@@ -1988,6 +2099,25 @@ extern u64 sched_clock_cpu(int cpu);
+ 
+ extern void sched_clock_init(void);
+ 
++#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW
++static inline void populate_stack(void)
++{
++	struct task_struct *curtask = current;
++	int c;
++	int *ptr = curtask->stack;
++	int *end = curtask->stack + THREAD_SIZE;
++
++	while (ptr < end) {
++		c = *(volatile int *)ptr;
++		ptr += PAGE_SIZE/sizeof(int);
++	}
++}
++#else
++static inline void populate_stack(void)
++{
++}
++#endif
++
+ #ifndef CONFIG_HAVE_UNSTABLE_SCHED_CLOCK
+ static inline void sched_clock_tick(void)
+ {
+@@ -2112,7 +2242,9 @@ void yield(void);
  extern struct exec_domain	default_exec_domain;
  
  union thread_union {
@@ -82253,7 +82378,7 @@ index a781dec..be1d2a3 100644
  	unsigned long stack[THREAD_SIZE/sizeof(long)];
  };
  
-@@ -2145,6 +2258,7 @@ extern struct pid_namespace init_pid_ns;
+@@ -2145,6 +2277,7 @@ extern struct pid_namespace init_pid_ns;
   */
  
  extern struct task_struct *find_task_by_vpid(pid_t nr);
@@ -82261,7 +82386,7 @@ index a781dec..be1d2a3 100644
  extern struct task_struct *find_task_by_pid_ns(pid_t nr,
  		struct pid_namespace *ns);
  
-@@ -2307,7 +2421,7 @@ extern void __cleanup_sighand(struct sighand_struct *);
+@@ -2307,7 +2440,7 @@ extern void __cleanup_sighand(struct sighand_struct *);
  extern void exit_itimers(struct signal_struct *);
  extern void flush_itimer_signals(void);
  
@@ -82270,7 +82395,7 @@ index a781dec..be1d2a3 100644
  
  extern int allow_signal(int);
  extern int disallow_signal(int);
-@@ -2508,9 +2622,9 @@ static inline unsigned long *end_of_stack(struct task_struct *p)
+@@ -2508,9 +2641,9 @@ static inline unsigned long *end_of_stack(struct task_struct *p)
  
  #endif
  
@@ -83236,7 +83361,7 @@ index 502073a..a7de024 100644
  #endif
  #endif /* _LINUX_VGA_SWITCHEROO_H_ */
 diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
-index 4b8a891..cb8df6e 100644
+index 4b8a891..05f2361 100644
 --- a/include/linux/vmalloc.h
 +++ b/include/linux/vmalloc.h
 @@ -16,6 +16,11 @@ struct vm_area_struct;		/* vma defining user mapping in mm_types.h */
@@ -83251,7 +83376,15 @@ index 4b8a891..cb8df6e 100644
  /* bits [20..32] reserved for arch specific ioremap internals */
  
  /*
-@@ -142,7 +147,7 @@ extern void free_vm_area(struct vm_struct *area);
+@@ -72,6 +77,7 @@ extern void *vzalloc_node(unsigned long size, int node);
+ extern void *vmalloc_exec(unsigned long size);
+ extern void *vmalloc_32(unsigned long size);
+ extern void *vmalloc_32_user(unsigned long size);
++extern void *vmalloc_stack(int node);
+ extern void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot);
+ extern void *__vmalloc_node_range(unsigned long size, unsigned long align,
+ 			unsigned long start, unsigned long end, gfp_t gfp_mask,
+@@ -142,7 +148,7 @@ extern void free_vm_area(struct vm_struct *area);
  
  /* for /dev/kmem */
  extern long vread(char *buf, char *addr, unsigned long count);
@@ -86352,10 +86485,49 @@ index 81b3d67..ef189a4 100644
  {
  	struct signal_struct *sig = current->signal;
 diff --git a/kernel/fork.c b/kernel/fork.c
-index a17621c..b77fef8 100644
+index a17621c..d9e4b37 100644
 --- a/kernel/fork.c
 +++ b/kernel/fork.c
-@@ -319,7 +319,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
+@@ -137,6 +137,18 @@ void __weak arch_release_thread_info(struct thread_info *ti)
+ {
+ }
+ 
++#ifdef CONFIG_GRKERNSEC_KSTACKOVERFLOW
++static struct thread_info *alloc_thread_info_node(struct task_struct *tsk,
++						  int node)
++{
++	return vmalloc_stack(node);
++}
++
++static inline void free_thread_info(struct thread_info *ti)
++{
++	vfree(ti);
++}
++#else
+ #ifndef CONFIG_ARCH_THREAD_INFO_ALLOCATOR
+ 
+ /*
+@@ -179,6 +191,7 @@ void thread_info_cache_init(void)
+ }
+ # endif
+ #endif
++#endif
+ 
+ /* SLAB cache for signal_struct structures (tsk->signal) */
+ static struct kmem_cache *signal_cachep;
+@@ -200,9 +213,11 @@ static struct kmem_cache *mm_cachep;
+ 
+ static void account_kernel_stack(struct thread_info *ti, int account)
+ {
++#ifndef CONFIG_GRKERNSEC_KSTACKOVERFLOW
+ 	struct zone *zone = page_zone(virt_to_page(ti));
+ 
+ 	mod_zone_page_state(zone, NR_KERNEL_STACK, account);
++#endif
+ }
+ 
+ void free_task(struct task_struct *tsk)
+@@ -319,7 +334,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
  	*stackend = STACK_END_MAGIC;	/* for overflow detection */
  
  #ifdef CONFIG_CC_STACKPROTECTOR
@@ -86364,7 +86536,7 @@ index a17621c..b77fef8 100644
  #endif
  
  	/*
-@@ -345,12 +345,80 @@ free_tsk:
+@@ -345,12 +360,80 @@ free_tsk:
  }
  
  #ifdef CONFIG_MMU
@@ -86447,7 +86619,7 @@ index a17621c..b77fef8 100644
  
  	uprobe_start_dup_mmap();
  	down_write(&oldmm->mmap_sem);
-@@ -379,55 +447,15 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
+@@ -379,55 +462,15 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
  
  	prev = NULL;
  	for (mpnt = oldmm->mmap; mpnt; mpnt = mpnt->vm_next) {
@@ -86507,7 +86679,7 @@ index a17621c..b77fef8 100644
  		}
  
  		/*
-@@ -459,6 +487,31 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
+@@ -459,6 +502,31 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
  		if (retval)
  			goto out;
  	}
@@ -86539,7 +86711,7 @@ index a17621c..b77fef8 100644
  	/* a new mm has just been created */
  	arch_dup_mmap(oldmm, mm);
  	retval = 0;
-@@ -468,14 +521,6 @@ out:
+@@ -468,14 +536,6 @@ out:
  	up_write(&oldmm->mmap_sem);
  	uprobe_end_dup_mmap();
  	return retval;
@@ -86554,7 +86726,7 @@ index a17621c..b77fef8 100644
  }
  
  static inline int mm_alloc_pgd(struct mm_struct *mm)
-@@ -689,8 +734,8 @@ struct mm_struct *mm_access(struct task_struct *task, unsigned int mode)
+@@ -689,8 +749,8 @@ struct mm_struct *mm_access(struct task_struct *task, unsigned int mode)
  		return ERR_PTR(err);
  
  	mm = get_task_mm(task);
@@ -86565,7 +86737,7 @@ index a17621c..b77fef8 100644
  		mmput(mm);
  		mm = ERR_PTR(-EACCES);
  	}
-@@ -906,13 +951,20 @@ static int copy_fs(unsigned long clone_flags, struct task_struct *tsk)
+@@ -906,13 +966,20 @@ static int copy_fs(unsigned long clone_flags, struct task_struct *tsk)
  			spin_unlock(&fs->lock);
  			return -EAGAIN;
  		}
@@ -86587,7 +86759,7 @@ index a17621c..b77fef8 100644
  	return 0;
  }
  
-@@ -1130,7 +1182,7 @@ init_task_pid(struct task_struct *task, enum pid_type type, struct pid *pid)
+@@ -1130,7 +1197,7 @@ init_task_pid(struct task_struct *task, enum pid_type type, struct pid *pid)
   * parts of the process environment (as per the clone
   * flags). The actual kick-off is left to the caller.
   */
@@ -86596,7 +86768,7 @@ index a17621c..b77fef8 100644
  					unsigned long stack_start,
  					unsigned long stack_size,
  					int __user *child_tidptr,
-@@ -1202,6 +1254,9 @@ static struct task_struct *copy_process(unsigned long clone_flags,
+@@ -1202,6 +1269,9 @@ static struct task_struct *copy_process(unsigned long clone_flags,
  	DEBUG_LOCKS_WARN_ON(!p->softirqs_enabled);
  #endif
  	retval = -EAGAIN;
@@ -86606,7 +86778,7 @@ index a17621c..b77fef8 100644
  	if (atomic_read(&p->real_cred->user->processes) >=
  			task_rlimit(p, RLIMIT_NPROC)) {
  		if (p->real_cred->user != INIT_USER &&
-@@ -1449,6 +1504,11 @@ static struct task_struct *copy_process(unsigned long clone_flags,
+@@ -1449,6 +1519,11 @@ static struct task_struct *copy_process(unsigned long clone_flags,
  		goto bad_fork_free_pid;
  	}
  
@@ -86618,7 +86790,7 @@ index a17621c..b77fef8 100644
  	if (likely(p->pid)) {
  		ptrace_init_task(p, (clone_flags & CLONE_PTRACE) || trace);
  
-@@ -1537,6 +1597,8 @@ bad_fork_cleanup_count:
+@@ -1537,6 +1612,8 @@ bad_fork_cleanup_count:
  bad_fork_free:
  	free_task(p);
  fork_out:
@@ -86627,7 +86799,7 @@ index a17621c..b77fef8 100644
  	return ERR_PTR(retval);
  }
  
-@@ -1598,6 +1660,7 @@ long do_fork(unsigned long clone_flags,
+@@ -1598,6 +1675,7 @@ long do_fork(unsigned long clone_flags,
  
  	p = copy_process(clone_flags, stack_start, stack_size,
  			 child_tidptr, NULL, trace);
@@ -86635,7 +86807,7 @@ index a17621c..b77fef8 100644
  	/*
  	 * Do this prior waking up the new thread - the thread pointer
  	 * might get invalid after that point, if the thread exits quickly.
-@@ -1612,6 +1675,8 @@ long do_fork(unsigned long clone_flags,
+@@ -1612,6 +1690,8 @@ long do_fork(unsigned long clone_flags,
  		if (clone_flags & CLONE_PARENT_SETTID)
  			put_user(nr, parent_tidptr);
  
@@ -86644,7 +86816,7 @@ index a17621c..b77fef8 100644
  		if (clone_flags & CLONE_VFORK) {
  			p->vfork_done = &vfork;
  			init_completion(&vfork);
-@@ -1728,7 +1793,7 @@ void __init proc_caches_init(void)
+@@ -1728,7 +1808,7 @@ void __init proc_caches_init(void)
  	mm_cachep = kmem_cache_create("mm_struct",
  			sizeof(struct mm_struct), ARCH_MIN_MMSTRUCT_ALIGN,
  			SLAB_HWCACHE_ALIGN|SLAB_PANIC|SLAB_NOTRACK, NULL);
@@ -86653,7 +86825,7 @@ index a17621c..b77fef8 100644
  	mmap_init();
  	nsproxy_cache_init();
  }
-@@ -1768,7 +1833,7 @@ static int unshare_fs(unsigned long unshare_flags, struct fs_struct **new_fsp)
+@@ -1768,7 +1848,7 @@ static int unshare_fs(unsigned long unshare_flags, struct fs_struct **new_fsp)
  		return 0;
  
  	/* don't need lock here; in the worst case we'll do useless copy */
@@ -86662,7 +86834,7 @@ index a17621c..b77fef8 100644
  		return 0;
  
  	*new_fsp = copy_fs_struct(fs);
-@@ -1875,7 +1940,8 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags)
+@@ -1875,7 +1955,8 @@ SYSCALL_DEFINE1(unshare, unsigned long, unshare_flags)
  			fs = current->fs;
  			spin_lock(&fs->lock);
  			current->fs = new_fs;
@@ -89740,7 +89912,7 @@ index a63f4dc..349bbb0 100644
  				     unsigned long timeout)
  {
 diff --git a/kernel/sched/core.c b/kernel/sched/core.c
-index f5c6635..ab9f223 100644
+index f5c6635..7133356 100644
 --- a/kernel/sched/core.c
 +++ b/kernel/sched/core.c
 @@ -1775,7 +1775,7 @@ void set_numabalancing_state(bool enabled)
@@ -89752,7 +89924,19 @@ index f5c6635..ab9f223 100644
  	int err;
  	int state = numabalancing_enabled;
  
-@@ -3049,6 +3049,8 @@ int can_nice(const struct task_struct *p, const int nice)
+@@ -2251,8 +2251,10 @@ context_switch(struct rq *rq, struct task_struct *prev,
+ 		next->active_mm = oldmm;
+ 		atomic_inc(&oldmm->mm_count);
+ 		enter_lazy_tlb(oldmm, next);
+-	} else
++	} else {
+ 		switch_mm(oldmm, mm, next);
++		populate_stack();
++	}
+ 
+ 	if (!prev->mm) {
+ 		prev->active_mm = NULL;
+@@ -3049,6 +3051,8 @@ int can_nice(const struct task_struct *p, const int nice)
  	/* convert nice value [19,-20] to rlimit style value [1,40] */
  	int nice_rlim = 20 - nice;
  
@@ -89761,7 +89945,7 @@ index f5c6635..ab9f223 100644
  	return (nice_rlim <= task_rlimit(p, RLIMIT_NICE) ||
  		capable(CAP_SYS_NICE));
  }
-@@ -3082,7 +3084,8 @@ SYSCALL_DEFINE1(nice, int, increment)
+@@ -3082,7 +3086,8 @@ SYSCALL_DEFINE1(nice, int, increment)
  	if (nice > 19)
  		nice = 19;
  
@@ -89771,7 +89955,7 @@ index f5c6635..ab9f223 100644
  		return -EPERM;
  
  	retval = security_task_setnice(current, nice);
-@@ -3332,6 +3335,7 @@ recheck:
+@@ -3332,6 +3337,7 @@ recheck:
  			if (policy != p->policy && !rlim_rtprio)
  				return -EPERM;
  
@@ -89779,7 +89963,19 @@ index f5c6635..ab9f223 100644
  			/* can't increase priority */
  			if (attr->sched_priority > p->rt_priority &&
  			    attr->sched_priority > rlim_rtprio)
-@@ -4781,7 +4785,7 @@ static void migrate_tasks(unsigned int dead_cpu)
+@@ -4702,8 +4708,10 @@ void idle_task_exit(void)
+ 
+ 	BUG_ON(cpu_online(smp_processor_id()));
+ 
+-	if (mm != &init_mm)
++	if (mm != &init_mm) {
+ 		switch_mm(mm, &init_mm, current);
++		populate_stack();
++	}
+ 	mmdrop(mm);
+ }
+ 
+@@ -4781,7 +4789,7 @@ static void migrate_tasks(unsigned int dead_cpu)
  
  #if defined(CONFIG_SCHED_DEBUG) && defined(CONFIG_SYSCTL)
  
@@ -89788,7 +89984,7 @@ index f5c6635..ab9f223 100644
  	{
  		.procname	= "sched_domain",
  		.mode		= 0555,
-@@ -4798,17 +4802,17 @@ static struct ctl_table sd_ctl_root[] = {
+@@ -4798,17 +4806,17 @@ static struct ctl_table sd_ctl_root[] = {
  	{}
  };
  
@@ -89810,7 +90006,7 @@ index f5c6635..ab9f223 100644
  
  	/*
  	 * In the intermediate directories, both the child directory and
-@@ -4816,22 +4820,25 @@ static void sd_free_ctl_entry(struct ctl_table **tablep)
+@@ -4816,22 +4824,25 @@ static void sd_free_ctl_entry(struct ctl_table **tablep)
  	 * will always be set. In the lowest directory the names are
  	 * static strings and all have proc handlers.
  	 */
@@ -89842,7 +90038,7 @@ index f5c6635..ab9f223 100644
  		const char *procname, void *data, int maxlen,
  		umode_t mode, proc_handler *proc_handler,
  		bool load_idx)
-@@ -4851,7 +4858,7 @@ set_table_entry(struct ctl_table *entry,
+@@ -4851,7 +4862,7 @@ set_table_entry(struct ctl_table *entry,
  static struct ctl_table *
  sd_alloc_ctl_domain_table(struct sched_domain *sd)
  {
@@ -89851,7 +90047,7 @@ index f5c6635..ab9f223 100644
  
  	if (table == NULL)
  		return NULL;
-@@ -4886,9 +4893,9 @@ sd_alloc_ctl_domain_table(struct sched_domain *sd)
+@@ -4886,9 +4897,9 @@ sd_alloc_ctl_domain_table(struct sched_domain *sd)
  	return table;
  }
  
@@ -89863,7 +90059,7 @@ index f5c6635..ab9f223 100644
  	struct sched_domain *sd;
  	int domain_num = 0, i;
  	char buf[32];
-@@ -4915,11 +4922,13 @@ static struct ctl_table_header *sd_sysctl_header;
+@@ -4915,11 +4926,13 @@ static struct ctl_table_header *sd_sysctl_header;
  static void register_sched_domain_sysctl(void)
  {
  	int i, cpu_num = num_possible_cpus();
@@ -89878,7 +90074,7 @@ index f5c6635..ab9f223 100644
  
  	if (entry == NULL)
  		return;
-@@ -4942,8 +4951,12 @@ static void unregister_sched_domain_sysctl(void)
+@@ -4942,8 +4955,12 @@ static void unregister_sched_domain_sysctl(void)
  	if (sd_sysctl_header)
  		unregister_sysctl_table(sd_sysctl_header);
  	sd_sysctl_header = NULL;
@@ -92175,10 +92371,24 @@ index 09d9591..165bb75 100644
  		bdi_destroy(bdi);
  		return err;
 diff --git a/mm/filemap.c b/mm/filemap.c
-index 7a13f6a..e52e841 100644
+index 7a13f6a..e31738b 100644
 --- a/mm/filemap.c
 +++ b/mm/filemap.c
-@@ -1766,7 +1766,7 @@ int generic_file_mmap(struct file * file, struct vm_area_struct * vma)
+@@ -192,9 +192,11 @@ static int filemap_check_errors(struct address_space *mapping)
+ {
+ 	int ret = 0;
+ 	/* Check for outstanding write errors */
+-	if (test_and_clear_bit(AS_ENOSPC, &mapping->flags))
++	if (test_bit(AS_ENOSPC, &mapping->flags) &&
++	    test_and_clear_bit(AS_ENOSPC, &mapping->flags))
+ 		ret = -ENOSPC;
+-	if (test_and_clear_bit(AS_EIO, &mapping->flags))
++	if (test_bit(AS_EIO, &mapping->flags) &&
++	    test_and_clear_bit(AS_EIO, &mapping->flags))
+ 		ret = -EIO;
+ 	return ret;
+ }
+@@ -1766,7 +1768,7 @@ int generic_file_mmap(struct file * file, struct vm_area_struct * vma)
  	struct address_space *mapping = file->f_mapping;
  
  	if (!mapping->a_ops->readpage)
@@ -92187,7 +92397,7 @@ index 7a13f6a..e52e841 100644
  	file_accessed(file);
  	vma->vm_ops = &generic_file_vm_ops;
  	return 0;
-@@ -1948,7 +1948,7 @@ static size_t __iovec_copy_from_user_inatomic(char *vaddr,
+@@ -1948,7 +1950,7 @@ static size_t __iovec_copy_from_user_inatomic(char *vaddr,
  
  	while (bytes) {
  		char __user *buf = iov->iov_base + base;
@@ -92196,7 +92406,7 @@ index 7a13f6a..e52e841 100644
  
  		base = 0;
  		left = __copy_from_user_inatomic(vaddr, buf, copy);
-@@ -1977,7 +1977,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page,
+@@ -1977,7 +1979,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page,
  	BUG_ON(!in_atomic());
  	kaddr = kmap_atomic(page);
  	if (likely(i->nr_segs == 1)) {
@@ -92205,7 +92415,7 @@ index 7a13f6a..e52e841 100644
  		char __user *buf = i->iov->iov_base + i->iov_offset;
  		left = __copy_from_user_inatomic(kaddr + offset, buf, bytes);
  		copied = bytes - left;
-@@ -2005,7 +2005,7 @@ size_t iov_iter_copy_from_user(struct page *page,
+@@ -2005,7 +2007,7 @@ size_t iov_iter_copy_from_user(struct page *page,
  
  	kaddr = kmap(page);
  	if (likely(i->nr_segs == 1)) {
@@ -92214,7 +92424,7 @@ index 7a13f6a..e52e841 100644
  		char __user *buf = i->iov->iov_base + i->iov_offset;
  		left = __copy_from_user(kaddr + offset, buf, bytes);
  		copied = bytes - left;
-@@ -2035,7 +2035,7 @@ void iov_iter_advance(struct iov_iter *i, size_t bytes)
+@@ -2035,7 +2037,7 @@ void iov_iter_advance(struct iov_iter *i, size_t bytes)
  		 * zero-length segments (without overruning the iovec).
  		 */
  		while (bytes || unlikely(i->count && !iov->iov_len)) {
@@ -92223,7 +92433,7 @@ index 7a13f6a..e52e841 100644
  
  			copy = min(bytes, iov->iov_len - base);
  			BUG_ON(!i->count || i->count < copy);
-@@ -2106,6 +2106,7 @@ inline int generic_write_checks(struct file *file, loff_t *pos, size_t *count, i
+@@ -2106,6 +2108,7 @@ inline int generic_write_checks(struct file *file, loff_t *pos, size_t *count, i
                          *pos = i_size_read(inode);
  
  		if (limit != RLIM_INFINITY) {
@@ -96333,7 +96543,7 @@ index 4bf8809..98a6914 100644
  EXPORT_SYMBOL(kmem_cache_free);
  
 diff --git a/mm/slub.c b/mm/slub.c
-index 25f14ad..ff4d0b7 100644
+index 25f14ad..c904f6f 100644
 --- a/mm/slub.c
 +++ b/mm/slub.c
 @@ -207,7 +207,7 @@ struct track {
@@ -96492,7 +96702,19 @@ index 25f14ad..ff4d0b7 100644
  static int count_inuse(struct page *page)
  {
  	return page->inuse;
-@@ -4268,12 +4333,12 @@ static void resiliency_test(void)
+@@ -4163,7 +4228,11 @@ static int list_locations(struct kmem_cache *s, char *buf,
+ 		len += sprintf(buf + len, "%7ld ", l->count);
+ 
+ 		if (l->addr)
++#ifdef CONFIG_GRKERNSEC_HIDESYM
++			len += sprintf(buf + len, "%pS", NULL);
++#else
+ 			len += sprintf(buf + len, "%pS", (void *)l->addr);
++#endif
+ 		else
+ 			len += sprintf(buf + len, "<not-available>");
+ 
+@@ -4268,12 +4337,12 @@ static void resiliency_test(void)
  	validate_slab_cache(kmalloc_caches[9]);
  }
  #else
@@ -96507,7 +96729,17 @@ index 25f14ad..ff4d0b7 100644
  enum slab_stat_type {
  	SL_ALL,			/* All slabs */
  	SL_PARTIAL,		/* Only partially allocated slabs */
-@@ -4519,7 +4584,7 @@ SLAB_ATTR_RO(ctor);
+@@ -4513,13 +4582,17 @@ static ssize_t ctor_show(struct kmem_cache *s, char *buf)
+ {
+ 	if (!s->ctor)
+ 		return 0;
++#ifdef CONFIG_GRKERNSEC_HIDESYM
++	return sprintf(buf, "%pS\n", NULL);
++#else
+ 	return sprintf(buf, "%pS\n", s->ctor);
++#endif
+ }
+ SLAB_ATTR_RO(ctor);
  
  static ssize_t aliases_show(struct kmem_cache *s, char *buf)
  {
@@ -96516,7 +96748,7 @@ index 25f14ad..ff4d0b7 100644
  }
  SLAB_ATTR_RO(aliases);
  
-@@ -4607,6 +4672,14 @@ static ssize_t cache_dma_show(struct kmem_cache *s, char *buf)
+@@ -4607,6 +4680,14 @@ static ssize_t cache_dma_show(struct kmem_cache *s, char *buf)
  SLAB_ATTR_RO(cache_dma);
  #endif
  
@@ -96531,7 +96763,7 @@ index 25f14ad..ff4d0b7 100644
  static ssize_t destroy_by_rcu_show(struct kmem_cache *s, char *buf)
  {
  	return sprintf(buf, "%d\n", !!(s->flags & SLAB_DESTROY_BY_RCU));
-@@ -4941,6 +5014,9 @@ static struct attribute *slab_attrs[] = {
+@@ -4941,6 +5022,9 @@ static struct attribute *slab_attrs[] = {
  #ifdef CONFIG_ZONE_DMA
  	&cache_dma_attr.attr,
  #endif
@@ -96541,7 +96773,7 @@ index 25f14ad..ff4d0b7 100644
  #ifdef CONFIG_NUMA
  	&remote_node_defrag_ratio_attr.attr,
  #endif
-@@ -5173,6 +5249,7 @@ static char *create_unique_id(struct kmem_cache *s)
+@@ -5173,6 +5257,7 @@ static char *create_unique_id(struct kmem_cache *s)
  	return name;
  }
  
@@ -96549,7 +96781,7 @@ index 25f14ad..ff4d0b7 100644
  static int sysfs_slab_add(struct kmem_cache *s)
  {
  	int err;
-@@ -5230,6 +5307,7 @@ static void sysfs_slab_remove(struct kmem_cache *s)
+@@ -5230,6 +5315,7 @@ static void sysfs_slab_remove(struct kmem_cache *s)
  	kobject_del(&s->kobj);
  	kobject_put(&s->kobj);
  }
@@ -96557,7 +96789,7 @@ index 25f14ad..ff4d0b7 100644
  
  /*
   * Need to buffer aliases during bootup until sysfs becomes
-@@ -5243,6 +5321,7 @@ struct saved_alias {
+@@ -5243,6 +5329,7 @@ struct saved_alias {
  
  static struct saved_alias *alias_list;
  
@@ -96565,7 +96797,7 @@ index 25f14ad..ff4d0b7 100644
  static int sysfs_slab_alias(struct kmem_cache *s, const char *name)
  {
  	struct saved_alias *al;
-@@ -5265,6 +5344,7 @@ static int sysfs_slab_alias(struct kmem_cache *s, const char *name)
+@@ -5265,6 +5352,7 @@ static int sysfs_slab_alias(struct kmem_cache *s, const char *name)
  	alias_list = al;
  	return 0;
  }
@@ -96698,7 +96930,7 @@ index a24aa22..a0d41ae 100644
  }
  #endif
 diff --git a/mm/vmalloc.c b/mm/vmalloc.c
-index 0fdf968..d6686e8 100644
+index 0fdf968..2183ba3 100644
 --- a/mm/vmalloc.c
 +++ b/mm/vmalloc.c
 @@ -59,8 +59,19 @@ static void vunmap_pte_range(pmd_t *pmd, unsigned long addr, unsigned long end)
@@ -96844,7 +97076,20 @@ index 0fdf968..d6686e8 100644
  	area = __get_vm_area_node(size, align, VM_ALLOC | VM_UNINITIALIZED,
  				  start, end, node, gfp_mask, caller);
  	if (!area)
-@@ -1810,10 +1868,9 @@ EXPORT_SYMBOL(vzalloc_node);
+@@ -1701,6 +1759,12 @@ static inline void *__vmalloc_node_flags(unsigned long size,
+ 					node, __builtin_return_address(0));
+ }
+ 
++void *vmalloc_stack(int node)
++{
++	return __vmalloc_node(THREAD_SIZE, THREAD_SIZE, THREADINFO_GFP, PAGE_KERNEL,
++				node, __builtin_return_address(0));
++}
++
+ /**
+  *	vmalloc  -  allocate virtually contiguous memory
+  *	@size:		allocation size
+@@ -1810,10 +1874,9 @@ EXPORT_SYMBOL(vzalloc_node);
   *	For tight control over page level allocator and protection flags
   *	use __vmalloc() instead.
   */
@@ -96856,7 +97101,7 @@ index 0fdf968..d6686e8 100644
  			      NUMA_NO_NODE, __builtin_return_address(0));
  }
  
-@@ -2120,6 +2177,8 @@ int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr,
+@@ -2120,6 +2183,8 @@ int remap_vmalloc_range_partial(struct vm_area_struct *vma, unsigned long uaddr,
  {
  	struct vm_struct *area;
  
@@ -96865,7 +97110,7 @@ index 0fdf968..d6686e8 100644
  	size = PAGE_ALIGN(size);
  
  	if (!PAGE_ALIGNED(uaddr) || !PAGE_ALIGNED(kaddr))
-@@ -2602,7 +2661,11 @@ static int s_show(struct seq_file *m, void *p)
+@@ -2602,7 +2667,11 @@ static int s_show(struct seq_file *m, void *p)
  		v->addr, v->addr + v->size, v->size);
  
  	if (v->caller)
@@ -106316,11 +106561,12 @@ index 7778b8e..3d619fc 100644
  
 diff --git a/tools/gcc/.gitignore b/tools/gcc/.gitignore
 new file mode 100644
-index 0000000..de92ed9
+index 0000000..60e7af2
 --- /dev/null
 +++ b/tools/gcc/.gitignore
-@@ -0,0 +1 @@
+@@ -0,0 +1,2 @@
 +randomize_layout_seed.h
++randomize_layout_hash.h
 diff --git a/tools/gcc/Makefile b/tools/gcc/Makefile
 new file mode 100644
 index 0000000..7b8921f
@@ -109866,7 +110112,7 @@ index 0000000..12b1e3b
 +exit 0
 diff --git a/tools/gcc/size_overflow_plugin/insert_size_overflow_asm.c b/tools/gcc/size_overflow_plugin/insert_size_overflow_asm.c
 new file mode 100644
-index 0000000..f8ac5c6
+index 0000000..3e8148c
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/insert_size_overflow_asm.c
 @@ -0,0 +1,790 @@
@@ -110262,7 +110508,7 @@ index 0000000..f8ac5c6
 +		mark_str = convert_mark_to_str(mark);
 +		asm_comment = create_asm_comment(argnum, stmt, mark_str);
 +
-+		create_asm_stmt(asm_comment, build_string(2, "rm"), NULL, asm_data);
++		create_asm_stmt(asm_comment, build_string(3, "rm"), NULL, asm_data);
 +		free(asm_comment);
 +		asm_data->input = NULL_TREE;
 +		break;
@@ -110308,7 +110554,7 @@ index 0000000..f8ac5c6
 +
 +	mark_str = convert_mark_to_str(mark);
 +	asm_comment = create_asm_comment(argnum, stmt, mark_str);
-+	create_asm_stmt(asm_comment, build_string(1, "0"), build_string(3, "=rm"), &asm_data);
++	create_asm_stmt(asm_comment, build_string(2, "0"), build_string(4, "=rm"), &asm_data);
 +	free(asm_comment);
 +}
 +
@@ -110338,14 +110584,14 @@ index 0000000..f8ac5c6
 +		if (is_gimple_constant(asm_data.input))
 +			return false;
 +		asm_data.output = NULL;
-+		create_asm_stmt(asm_str, build_string(2, "rm"), NULL, &asm_data);
++		create_asm_stmt(asm_str, build_string(3, "rm"), NULL, &asm_data);
 +		return true;
 +	}
 +
 +	create_asm_input(stmt, 0, &asm_data);
 +	gcc_assert(asm_data.input != NULL_TREE);
 +
-+	create_asm_stmt(asm_str, build_string(1, "0"), build_string(3, "=rm"), &asm_data);
++	create_asm_stmt(asm_str, build_string(2, "0"), build_string(4, "=rm"), &asm_data);
 +	return true;
 +}
 +
@@ -110662,10 +110908,10 @@ index 0000000..f8ac5c6
 +}
 diff --git a/tools/gcc/size_overflow_plugin/insert_size_overflow_check_core.c b/tools/gcc/size_overflow_plugin/insert_size_overflow_check_core.c
 new file mode 100644
-index 0000000..0e36bd3
+index 0000000..88469e9
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/insert_size_overflow_check_core.c
-@@ -0,0 +1,889 @@
+@@ -0,0 +1,902 @@
 +/*
 + * Copyright 2011-2014 by Emese Revfy <re.emese@gmail.com>
 + * Licensed under the GPL v2, or (at your option) v3
@@ -110715,7 +110961,7 @@ index 0000000..0e36bd3
 +		break;
 +	case DImode:
 +		if (LONG_TYPE_SIZE == GET_MODE_BITSIZE(SImode))
-+			new_type = TYPE_UNSIGNED(type) ? unsigned_intDI_type_node : size_overflow_type_DI;
++			new_type = TYPE_UNSIGNED(type) ? unsigned_intDI_type_node : intDI_type_node;
 +		else
 +			new_type = size_overflow_type_TI;
 +		break;
@@ -111353,8 +111599,13 @@ index 0000000..0e36bd3
 +		return create_assign(visited, def_stmt, lhs, AFTER_STMT);
 +
 +	switch (TREE_CODE(rhs1)) {
-+	case SSA_NAME:
-+		return handle_unary_rhs(visited, caller_node, def_stmt);
++	case SSA_NAME: {
++		tree ret = handle_unary_rhs(visited, caller_node, def_stmt);
++
++		if (gimple_assign_cast_p(stmt))
++			unsigned_signed_cast_intentional_overflow(visited, stmt);
++		return ret;
++	}
 +	case ARRAY_REF:
 +	case BIT_FIELD_REF:
 +	case ADDR_EXPR:
@@ -111386,6 +111637,7 @@ index 0000000..0e36bd3
 +
 +static tree handle_binary_ops(struct visited *visited, struct cgraph_node *caller_node, tree lhs)
 +{
++	enum intentional_overflow_type res;
 +	tree rhs1, rhs2, new_lhs;
 +	gimple def_stmt = get_def_stmt(lhs);
 +	tree new_rhs1 = NULL_TREE;
@@ -111422,9 +111674,16 @@ index 0000000..0e36bd3
 +	if (TREE_CODE(rhs2) == SSA_NAME)
 +		new_rhs2 = expand(visited, caller_node, rhs2);
 +
++	res = add_mul_intentional_overflow(def_stmt);
++	if (res != NO_INTENTIONAL_OVERFLOW) {
++		new_lhs = dup_assign(visited, def_stmt, lhs, new_rhs1, new_rhs2, NULL_TREE);
++		insert_cast_expr(visited, get_def_stmt(new_lhs), res);
++		return new_lhs;
++	}
++
 +	if (skip_expr_on_double_type(def_stmt)) {
 +		new_lhs = dup_assign(visited, def_stmt, lhs, new_rhs1, new_rhs2, NULL_TREE);
-+		insert_cast_expr(visited, get_def_stmt(new_lhs));
++		insert_cast_expr(visited, get_def_stmt(new_lhs), NO_INTENTIONAL_OVERFLOW);
 +		return new_lhs;
 +	}
 +
@@ -112696,10 +112955,10 @@ index 0000000..f8f5dd5
 +
 diff --git a/tools/gcc/size_overflow_plugin/intentional_overflow.c b/tools/gcc/size_overflow_plugin/intentional_overflow.c
 new file mode 100644
-index 0000000..742cd52
+index 0000000..38904bc
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/intentional_overflow.c
-@@ -0,0 +1,568 @@
+@@ -0,0 +1,733 @@
 +/*
 + * Copyright 2011-2014 by Emese Revfy <re.emese@gmail.com>
 + * Licensed under the GPL v2, or (at your option) v3
@@ -112959,21 +113218,29 @@ index 0000000..742cd52
 +	return true;
 +}
 +
-+static bool no_uses(tree node)
++static unsigned int uses_num(tree node)
 +{
 +	imm_use_iterator imm_iter;
 +	use_operand_p use_p;
++	unsigned int num = 0;
 +
 +	FOR_EACH_IMM_USE_FAST(use_p, imm_iter, node) {
-+		const_gimple use_stmt = USE_STMT(use_p);
++		gimple use_stmt = USE_STMT(use_p);
 +
 +		if (use_stmt == NULL)
-+			return true;
++			return num;
 +		if (is_gimple_debug(use_stmt))
 +			continue;
-+		return false;
++		if (gimple_assign_cast_p(use_stmt) && is_size_overflow_type(gimple_assign_lhs(use_stmt)))
++			continue;
++		num++;
 +	}
-+	return true;
++	return num;
++}
++
++static bool no_uses(tree node)
++{
++	return !uses_num(node);
 +}
 +
 +// 3.8.5 mm/page-writeback.c __ilog2_u64(): ret, uint + uintmax; uint -> int; int max
@@ -113268,12 +113535,169 @@ index 0000000..742cd52
 +	return true;
 +}
 +
++/* e.g., drivers/acpi/acpica/utids.c acpi_ut_execute_CID()
++ * ((count - 1) * sizeof(struct acpi_pnp_dee_id_list) -> (count + fffffff) * 16
++ * fffffff * 16 > signed max -> truncate
++ */
++static bool look_for_mult_and_add(const_gimple stmt)
++{
++	const_tree res;
++	tree rhs1, rhs2, def_rhs1, def_rhs2, const_rhs, def_const_rhs;
++	const_gimple def_stmt;
++
++	if (!stmt || gimple_code(stmt) == GIMPLE_NOP)
++		return false;
++	if (!is_gimple_assign(stmt))
++		return false;
++	if (gimple_assign_rhs_code(stmt) != MULT_EXPR)
++		return false;
++
++	rhs1 = gimple_assign_rhs1(stmt);
++	rhs2 = gimple_assign_rhs2(stmt);
++	if (is_gimple_constant(rhs1)) {
++		const_rhs = rhs1;
++		def_stmt = get_def_stmt(rhs2);
++	} else if (is_gimple_constant(rhs2)) {
++		const_rhs = rhs2;
++		def_stmt = get_def_stmt(rhs1);
++	} else
++		return false;
++
++	if (gimple_assign_rhs_code(def_stmt) != PLUS_EXPR && gimple_assign_rhs_code(def_stmt) != MINUS_EXPR)
++		return false;
++
++	def_rhs1 = gimple_assign_rhs1(def_stmt);
++	def_rhs2 = gimple_assign_rhs2(def_stmt);
++	if (is_gimple_constant(def_rhs1))
++		def_const_rhs = def_rhs1;
++	else if (is_gimple_constant(def_rhs2))
++		def_const_rhs = def_rhs2;
++	else
++		return false;
++
++	res = fold_binary_loc(gimple_location(def_stmt), MULT_EXPR, TREE_TYPE(const_rhs), const_rhs, def_const_rhs);
++	if (is_lt_signed_type_max(res) && is_gt_zero(res))
++		return false;
++	return true;
++}
++
++enum intentional_overflow_type add_mul_intentional_overflow(const_gimple stmt)
++{
++	const_gimple def_stmt_1, def_stmt_2;
++	const_tree rhs1, rhs2;
++	bool add_mul_rhs1, add_mul_rhs2;
++
++	rhs1 = gimple_assign_rhs1(stmt);
++	def_stmt_1 = get_def_stmt(rhs1);
++	add_mul_rhs1 = look_for_mult_and_add(def_stmt_1);
++
++	rhs2 = gimple_assign_rhs2(stmt);
++	def_stmt_2 = get_def_stmt(rhs2);
++	add_mul_rhs2 = look_for_mult_and_add(def_stmt_2);
++
++	if (add_mul_rhs1)
++		return RHS1_INTENTIONAL_OVERFLOW;
++	if (add_mul_rhs2)
++		return RHS2_INTENTIONAL_OVERFLOW;
++	return NO_INTENTIONAL_OVERFLOW;
++}
++
++static gimple get_dup_stmt(struct visited *visited, gimple stmt)
++{
++	gimple my_stmt;
++	gimple_stmt_iterator gsi = gsi_for_stmt(stmt);
++
++	gsi_next(&gsi);
++	my_stmt = gsi_stmt(gsi);
++
++	gcc_assert(pointer_set_contains(visited->my_stmts, my_stmt));
++	gcc_assert(gimple_assign_rhs_code(stmt) == gimple_assign_rhs_code(my_stmt));
++
++	return my_stmt;
++}
++
++/* unsigned type -> unary or binary assign (rhs1 or rhs2 is constant)
++ * unsigned type cast to signed type, unsigned type: no more uses
++ * e.g., lib/vsprintf.c:simple_strtol()
++ * _10 = (unsigned long int) _9
++ * _11 = -_10;
++ * _12 = (long int) _11; (_11_ no more uses)
++ */
++static bool is_call_or_cast(gimple stmt)
++{
++	return gimple_assign_cast_p(stmt) || is_gimple_call(stmt);
++}
++
++static bool is_unsigned_cast_or_call_def_stmt(const_tree node)
++{
++	const_tree rhs;
++	gimple def_stmt;
++
++	if (node == NULL_TREE)
++		return true;
++	if (is_gimple_constant(node))
++		return true;
++
++	def_stmt = get_def_stmt(node);
++	if (!def_stmt)
++		return false;
++
++	if (is_call_or_cast(def_stmt))
++		return true;
++
++	if (!is_gimple_assign(def_stmt) || gimple_num_ops(def_stmt) != 2)
++		return false;
++	rhs = gimple_assign_rhs1(def_stmt);
++	def_stmt = get_def_stmt(rhs);
++	if (!def_stmt)
++		return false;
++	return is_call_or_cast(def_stmt);
++}
++
++void unsigned_signed_cast_intentional_overflow(struct visited *visited, gimple stmt)
++{
++	unsigned int use_num;
++	gimple so_stmt;
++	const_gimple def_stmt;
++	const_tree rhs1, rhs2;
++	tree rhs = gimple_assign_rhs1(stmt);
++	tree lhs_type = TREE_TYPE(gimple_assign_lhs(stmt));
++	const_tree rhs_type = TREE_TYPE(rhs);
++
++	if (!(TYPE_UNSIGNED(rhs_type) && !TYPE_UNSIGNED(lhs_type)))
++		return;
++	if (GET_MODE_BITSIZE(TYPE_MODE(rhs_type)) != GET_MODE_BITSIZE(TYPE_MODE(lhs_type)))
++		return;
++	use_num = uses_num(rhs);
++	if (use_num != 1)
++		return;
++
++	def_stmt = get_def_stmt(rhs);
++	if (!def_stmt)
++		return;
++	if (!is_gimple_assign(def_stmt))
++		return;
++
++	rhs1 = gimple_assign_rhs1(def_stmt);
++	if (!is_unsigned_cast_or_call_def_stmt(rhs1))
++		return;
++
++	rhs2 = gimple_assign_rhs2(def_stmt);
++	if (!is_unsigned_cast_or_call_def_stmt(rhs2))
++		return;
++	if (gimple_num_ops(def_stmt) == 3 && !is_gimple_constant(rhs1) && !is_gimple_constant(rhs2))
++		return;
++
++	so_stmt = get_dup_stmt(visited, stmt);
++	create_up_and_down_cast(visited, so_stmt, lhs_type, gimple_assign_rhs1(so_stmt));
++}
++
 diff --git a/tools/gcc/size_overflow_plugin/misc.c b/tools/gcc/size_overflow_plugin/misc.c
 new file mode 100644
-index 0000000..ca4def3
+index 0000000..4bddad2
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/misc.c
-@@ -0,0 +1,180 @@
+@@ -0,0 +1,203 @@
 +/*
 + * Copyright 2011-2014 by Emese Revfy <re.emese@gmail.com>
 + * Licensed under the GPL v2, or (at your option) v3
@@ -113454,12 +113878,35 @@ index 0000000..ca4def3
 +	return assign;
 +}
 +
++bool is_size_overflow_type(const_tree var)
++{
++	const char *name;
++	const_tree type_name, type;
++
++	if (var == NULL_TREE)
++		return false;
++
++	type = TREE_TYPE(var);
++	type_name = TYPE_NAME(type);
++	if (type_name == NULL_TREE)
++		return false;
++
++	if (DECL_P(type_name))
++		name = DECL_NAME_POINTER(type_name);
++	else
++		name = IDENTIFIER_POINTER(type_name);
++
++	if (!strncmp(name, "size_overflow_type", 18))
++		return true;
++	return false;
++}
++
 diff --git a/tools/gcc/size_overflow_plugin/remove_unnecessary_dup.c b/tools/gcc/size_overflow_plugin/remove_unnecessary_dup.c
 new file mode 100644
-index 0000000..10cb20e
+index 0000000..7c9e6d1
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/remove_unnecessary_dup.c
-@@ -0,0 +1,151 @@
+@@ -0,0 +1,138 @@
 +/*
 + * Copyright 2011-2014 by Emese Revfy <re.emese@gmail.com>
 + * Licensed under the GPL v2, or (at your option) v3
@@ -113504,30 +113951,7 @@ index 0000000..10cb20e
 +	}
 +}
 +
-+static bool is_size_overflow_type(const_tree var)
-+{
-+	const char *name;
-+	const_tree type_name, type;
-+
-+	if (var == NULL_TREE)
-+		return false;
-+
-+	type = TREE_TYPE(var);
-+	type_name = TYPE_NAME(type);
-+	if (type_name == NULL_TREE)
-+		return false;
-+
-+	if (DECL_P(type_name))
-+		name = DECL_NAME_POINTER(type_name);
-+	else
-+		name = IDENTIFIER_POINTER(type_name);
-+
-+	if (!strncmp(name, "size_overflow_type", 18))
-+		return true;
-+	return false;
-+}
-+
-+static void create_up_and_down_cast(struct visited *visited, gimple use_stmt, tree orig_type, tree rhs)
++void create_up_and_down_cast(struct visited *visited, gimple use_stmt, tree orig_type, tree rhs)
 +{
 +	const_tree orig_rhs1;
 +	tree down_lhs, new_lhs, dup_type = TREE_TYPE(rhs);
@@ -113598,25 +114022,35 @@ index 0000000..10cb20e
 +	create_up_and_down_cast(visited, stmt, type, rhs);
 +}
 +
-+void insert_cast_expr(struct visited *visited, gimple stmt)
++static void insert_cast(struct visited *visited, gimple stmt, tree rhs)
 +{
-+	tree rhs1, rhs2;
++	if (LONG_TYPE_SIZE == GET_MODE_BITSIZE(SImode) && !is_size_overflow_type(rhs))
++		return;
++	gcc_assert(is_size_overflow_type(rhs));
++	insert_cast_rhs(visited, stmt, rhs);
++}
 +
-+	gcc_assert(skip_expr_on_double_type(stmt));
++void insert_cast_expr(struct visited *visited, gimple stmt, enum intentional_overflow_type type)
++{
++	tree rhs1, rhs2;
 +
-+	rhs1 = gimple_assign_rhs1(stmt);
-+	insert_cast_rhs(visited, stmt, rhs1);
++	if (type == NO_INTENTIONAL_OVERFLOW || type == RHS1_INTENTIONAL_OVERFLOW) {
++		rhs1 = gimple_assign_rhs1(stmt);
++		insert_cast(visited, stmt, rhs1);
++	}
 +
-+	rhs2 = gimple_assign_rhs2(stmt);
-+	insert_cast_rhs(visited, stmt, rhs2);
++	if (type == NO_INTENTIONAL_OVERFLOW || type == RHS2_INTENTIONAL_OVERFLOW) {
++		rhs2 = gimple_assign_rhs2(stmt);
++		insert_cast(visited, stmt, rhs2);
++	}
 +}
 +
 diff --git a/tools/gcc/size_overflow_plugin/size_overflow.h b/tools/gcc/size_overflow_plugin/size_overflow.h
 new file mode 100644
-index 0000000..040f0f6
+index 0000000..e5b4e50
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/size_overflow.h
-@@ -0,0 +1,119 @@
+@@ -0,0 +1,127 @@
 +#ifndef SIZE_OVERFLOW_H
 +#define SIZE_OVERFLOW_H
 +
@@ -113634,6 +114068,10 @@ index 0000000..040f0f6
 +	MARK_NO, MARK_YES, MARK_NOT_INTENTIONAL, MARK_TURN_OFF
 +};
 +
++enum intentional_overflow_type {
++	NO_INTENTIONAL_OVERFLOW, RHS1_INTENTIONAL_OVERFLOW, RHS2_INTENTIONAL_OVERFLOW
++};
++
 +struct visited {
 +	struct pointer_set_t *stmts;
 +	struct pointer_set_t *my_stmts;
@@ -113700,6 +114138,8 @@ index 0000000..040f0f6
 +extern tree handle_intentional_overflow(struct visited *visited, struct cgraph_node *caller_node, bool check_overflow, gimple stmt, tree change_rhs, tree new_rhs2);
 +extern tree handle_integer_truncation(struct visited *visited, struct cgraph_node *caller_node, const_tree lhs);
 +extern bool is_a_neg_overflow(const_gimple stmt, const_tree rhs);
++extern enum intentional_overflow_type add_mul_intentional_overflow(const_gimple def_stmt);
++extern void unsigned_signed_cast_intentional_overflow(struct visited *visited, gimple stmt);
 +
 +
 +// insert_size_overflow_check_ipa.c
@@ -113721,6 +114161,7 @@ index 0000000..040f0f6
 +extern gimple build_cast_stmt(struct visited *visited, tree dst_type, tree rhs, tree lhs, gimple_stmt_iterator *gsi, bool before, bool force);
 +extern bool skip_types(const_tree var);
 +extern tree cast_a_tree(tree type, tree var);
++extern bool is_size_overflow_type(const_tree var);
 +
 +
 +// insert_size_overflow_check_core.c
@@ -113732,8 +114173,9 @@ index 0000000..040f0f6
 +
 +// remove_unnecessary_dup.c
 +extern struct opt_pass *make_remove_unnecessary_dup_pass(void);
-+extern void insert_cast_expr(struct visited *visited, gimple stmt);
++extern void insert_cast_expr(struct visited *visited, gimple stmt, enum intentional_overflow_type type);
 +extern bool skip_expr_on_double_type(const_gimple stmt);
++extern void create_up_and_down_cast(struct visited *visited, gimple use_stmt, tree orig_type, tree rhs);
 +
 +#endif
 diff --git a/tools/gcc/size_overflow_plugin/size_overflow_debug.c b/tools/gcc/size_overflow_plugin/size_overflow_debug.c
@@ -113860,10 +114302,10 @@ index 0000000..4378111
 +}
 diff --git a/tools/gcc/size_overflow_plugin/size_overflow_hash.data b/tools/gcc/size_overflow_plugin/size_overflow_hash.data
 new file mode 100644
-index 0000000..41777a8
+index 0000000..72e9c0e
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/size_overflow_hash.data
-@@ -0,0 +1,5934 @@
+@@ -0,0 +1,5986 @@
 +intel_fake_agp_alloc_by_type_1 intel_fake_agp_alloc_by_type 1 1 NULL
 +ocfs2_get_refcount_tree_3 ocfs2_get_refcount_tree 0 3 NULL
 +storvsc_connect_to_vsp_22 storvsc_connect_to_vsp 2 22 NULL
@@ -113907,6 +114349,7 @@ index 0000000..41777a8
 +zlib_deflate_workspacesize_537 zlib_deflate_workspacesize 0-1-2 537 NULL
 +iwl_dbgfs_wowlan_sram_read_540 iwl_dbgfs_wowlan_sram_read 3 540 NULL
 +sco_sock_setsockopt_552 sco_sock_setsockopt 5 552 NULL
++lpfc_nlp_state_name_556 lpfc_nlp_state_name 2 556 NULL
 +snd_aw2_saa7146_get_hw_ptr_playback_558 snd_aw2_saa7146_get_hw_ptr_playback 0 558 NULL
 +start_isoc_chain_565 start_isoc_chain 2 565 NULL nohasharray
 +dev_hard_header_565 dev_hard_header 0 565 &start_isoc_chain_565
@@ -113922,7 +114365,7 @@ index 0000000..41777a8
 +unlink_queued_645 unlink_queued 4 645 NULL
 +dtim_interval_read_654 dtim_interval_read 3 654 NULL
 +mem_rx_free_mem_blks_read_675 mem_rx_free_mem_blks_read 3 675 NULL
-+persistent_ram_vmap_709 persistent_ram_vmap 2-1 709 NULL
++persistent_ram_vmap_709 persistent_ram_vmap 1-2 709 NULL
 +xfs_bmap_eof_728 xfs_bmap_eof 0 728 NULL
 +sctp_setsockopt_peer_addr_params_734 sctp_setsockopt_peer_addr_params 3 734 NULL
 +dvb_video_write_754 dvb_video_write 3 754 NULL
@@ -113936,6 +114379,7 @@ index 0000000..41777a8
 +snd_pcm_action_single_905 snd_pcm_action_single 0 905 NULL
 +carl9170_cmd_buf_950 carl9170_cmd_buf 3 950 NULL
 +__nodes_weight_956 __nodes_weight 2-0 956 NULL
++bnx2x_fill_fw_str_968 bnx2x_fill_fw_str 3 968 NULL
 +mnt_want_write_975 mnt_want_write 0 975 NULL
 +usnic_ib_qp_grp_dump_hdr_989 usnic_ib_qp_grp_dump_hdr 2 989 NULL
 +memcmp_990 memcmp 0 990 NULL
@@ -113990,6 +114434,7 @@ index 0000000..41777a8
 +ath6kl_init_get_fwcaps_1557 ath6kl_init_get_fwcaps 3 1557 NULL
 +ffs_mutex_lock_1564 ffs_mutex_lock 0 1564 NULL
 +ieee80211_if_read_dot11MeshHWMPnetDiameterTraversalTime_1589 ieee80211_if_read_dot11MeshHWMPnetDiameterTraversalTime 3 1589 NULL
++ipath_ht_handle_hwerrors_1592 ipath_ht_handle_hwerrors 3 1592 NULL
 +packet_buffer_init_1607 packet_buffer_init 2 1607 NULL
 +btmrvl_hscmd_read_1614 btmrvl_hscmd_read 3 1614 NULL
 +v9fs_fid_xattr_get_1618 v9fs_fid_xattr_get 0 1618 NULL
@@ -114312,6 +114757,7 @@ index 0000000..41777a8
 +blk_rq_sectors_5091 blk_rq_sectors 0 5091 &get_random_bytes_5091
 +sound_write_5102 sound_write 3 5102 NULL
 +i40e_dbg_netdev_ops_write_5117 i40e_dbg_netdev_ops_write 3 5117 NULL
++qib_7220_handle_hwerrors_5142 qib_7220_handle_hwerrors 3 5142 NULL
 +__uwb_addr_print_5161 __uwb_addr_print 2 5161 NULL
 +iwl_dbgfs_status_read_5171 iwl_dbgfs_status_read 3 5171 NULL
 +acpi_pcc_get_sqty_5176 acpi_pcc_get_sqty 0 5176 NULL
@@ -114472,6 +114918,7 @@ index 0000000..41777a8
 +beacon_interval_read_7091 beacon_interval_read 3 7091 NULL
 +pipeline_enc_rx_stat_fifo_int_read_7107 pipeline_enc_rx_stat_fifo_int_read 3 7107 NULL
 +osc_resend_count_seq_write_7120 osc_resend_count_seq_write 3 7120 NULL
++qib_format_hwerrors_7133 qib_format_hwerrors 5 7133 NULL
 +kvm_mmu_notifier_test_young_7139 kvm_mmu_notifier_test_young 3 7139 NULL
 +__alloc_objio_seg_7203 __alloc_objio_seg 1 7203 NULL
 +hdlc_loop_7255 hdlc_loop 0 7255 NULL
@@ -114690,6 +115137,7 @@ index 0000000..41777a8
 +crypt_status_9492 crypt_status 5 9492 NULL
 +lbs_threshold_write_9502 lbs_threshold_write 5 9502 NULL
 +lp_write_9511 lp_write 3 9511 NULL
++mext_calc_swap_extents_9517 mext_calc_swap_extents 4 9517 NULL
 +scsi_tgt_kspace_exec_9522 scsi_tgt_kspace_exec 8 9522 NULL
 +ll_max_read_ahead_whole_mb_seq_write_9528 ll_max_read_ahead_whole_mb_seq_write 3 9528 NULL
 +read_file_dma_9530 read_file_dma 3 9530 NULL
@@ -114740,6 +115188,7 @@ index 0000000..41777a8
 +bm_register_write_9893 bm_register_write 3 9893 &snd_midi_event_new_9893
 +snd_gf1_pcm_playback_copy_9895 snd_gf1_pcm_playback_copy 5-3 9895 NULL
 +nonpaging_page_fault_9908 nonpaging_page_fault 2 9908 NULL
++root_nfs_parse_options_9937 root_nfs_parse_options 3 9937 NULL
 +pstore_ftrace_knob_read_9947 pstore_ftrace_knob_read 3 9947 NULL
 +read_file_misc_9948 read_file_misc 3 9948 NULL
 +csum_partial_copy_fromiovecend_9957 csum_partial_copy_fromiovecend 3-4 9957 NULL
@@ -114843,8 +115292,8 @@ index 0000000..41777a8
 +kvm_write_guest_cached_11106 kvm_write_guest_cached 4 11106 NULL
 +tw_change_queue_depth_11116 tw_change_queue_depth 2 11116 NULL
 +page_offset_11120 page_offset 0 11120 NULL
-+tracing_buffers_read_11124 tracing_buffers_read 3 11124 NULL nohasharray
-+cea_db_payload_len_11124 cea_db_payload_len 0 11124 &tracing_buffers_read_11124
++cea_db_payload_len_11124 cea_db_payload_len 0 11124 NULL nohasharray
++tracing_buffers_read_11124 tracing_buffers_read 3 11124 &cea_db_payload_len_11124
 +snd_gf1_pcm_playback_silence_11172 snd_gf1_pcm_playback_silence 4-3 11172 NULL
 +il_dbgfs_rx_queue_read_11221 il_dbgfs_rx_queue_read 3 11221 NULL
 +comedi_alloc_spriv_11234 comedi_alloc_spriv 2 11234 NULL
@@ -114859,7 +115308,7 @@ index 0000000..41777a8
 +construct_key_11329 construct_key 3 11329 NULL nohasharray
 +__kfifo_out_peek_11329 __kfifo_out_peek 0-3 11329 &construct_key_11329
 +next_segment_11330 next_segment 0-2-1 11330 NULL
-+persistent_ram_buffer_map_11332 persistent_ram_buffer_map 1-2 11332 NULL
++persistent_ram_buffer_map_11332 persistent_ram_buffer_map 2-1 11332 NULL
 +ext4_get_inline_size_11349 ext4_get_inline_size 0 11349 NULL
 +sel_write_create_11353 sel_write_create 3 11353 NULL nohasharray
 +nl80211_send_mgmt_11353 nl80211_send_mgmt 7 11353 &sel_write_create_11353
@@ -115084,6 +115533,7 @@ index 0000000..41777a8
 +packet_snd_13634 packet_snd 3 13634 NULL
 +blk_msg_write_13655 blk_msg_write 3 13655 NULL
 +cache_downcall_13666 cache_downcall 3 13666 NULL
++ext3_xattr_list_entries_13682 ext3_xattr_list_entries 0 13682 NULL
 +usb_get_string_13693 usb_get_string 0 13693 NULL
 +fw_iso_buffer_alloc_13704 fw_iso_buffer_alloc 2 13704 NULL
 +audit_unpack_string_13748 audit_unpack_string 3 13748 NULL
@@ -115156,6 +115606,7 @@ index 0000000..41777a8
 +ath6kl_regdump_read_14393 ath6kl_regdump_read 3 14393 NULL
 +smk_write_onlycap_14400 smk_write_onlycap 3 14400 NULL
 +mtd_concat_create_14416 mtd_concat_create 2 14416 NULL
++get_kcore_size_14425 get_kcore_size 0 14425 NULL
 +_iwl_dbgfs_sram_write_14439 _iwl_dbgfs_sram_write 3 14439 NULL
 +block_size_14443 block_size 0 14443 NULL
 +lmv_user_md_size_14456 lmv_user_md_size 0-1 14456 NULL
@@ -115187,6 +115638,7 @@ index 0000000..41777a8
 +persistent_ram_ecc_string_14704 persistent_ram_ecc_string 0 14704 NULL
 +u_audio_playback_14709 u_audio_playback 3 14709 NULL
 +rtw_cbuf_alloc_14710 rtw_cbuf_alloc 1 14710 NULL
++cgroup_path_14713 cgroup_path 3 14713 NULL
 +vfd_write_14717 vfd_write 3 14717 NULL
 +__blk_end_request_14729 __blk_end_request 3 14729 NULL
 +raid1_resize_14740 raid1_resize 2 14740 NULL
@@ -115200,6 +115652,7 @@ index 0000000..41777a8
 +__kfifo_in_14797 __kfifo_in 3-0 14797 NULL
 +hpet_readl_14801 hpet_readl 0 14801 NULL nohasharray
 +snd_als300_gcr_read_14801 snd_als300_gcr_read 0 14801 &hpet_readl_14801
++security_inode_rename_14805 security_inode_rename 0 14805 NULL
 +xfs_btree_kill_iroot_14824 xfs_btree_kill_iroot 0 14824 NULL
 +mrp_attr_create_14853 mrp_attr_create 3 14853 NULL
 +lcd_write_14857 lcd_write 3 14857 NULL
@@ -115468,6 +115921,7 @@ index 0000000..41777a8
 +gnttab_max_grant_frames_17993 gnttab_max_grant_frames 0 17993 NULL
 +pvr2_v4l2_read_18006 pvr2_v4l2_read 3 18006 NULL
 +alloc_rx_desc_ring_18016 alloc_rx_desc_ring 2 18016 NULL
++cpufreq_add_dev_symlink_18028 cpufreq_add_dev_symlink 0 18028 NULL
 +o2hb_highest_node_18034 o2hb_highest_node 0 18034 NULL
 +cryptd_alloc_instance_18048 cryptd_alloc_instance 2-3 18048 NULL
 +__btrfs_drop_extents_18049 __btrfs_drop_extents 5 18049 NULL
@@ -115657,22 +116111,25 @@ index 0000000..41777a8
 +iwl_dbgfs_rx_queue_read_19943 iwl_dbgfs_rx_queue_read 3 19943 NULL
 +cfg80211_rx_assoc_resp_19944 cfg80211_rx_assoc_resp 4 19944 NULL
 +ll_xattr_cache_list_19954 ll_xattr_cache_list 0 19954 NULL
++get_jack_mode_name_19976 get_jack_mode_name 4 19976 NULL
 +attach_hdlc_protocol_19986 attach_hdlc_protocol 3 19986 NULL
 +rtw_set_wps_probe_resp_19989 rtw_set_wps_probe_resp 3 19989 NULL
 +diva_um_idi_read_20003 diva_um_idi_read 0 20003 NULL
-+event_trigger_write_20009 event_trigger_write 3 20009 NULL nohasharray
-+lov_stripe_md_size_20009 lov_stripe_md_size 0-1 20009 &event_trigger_write_20009
++lov_stripe_md_size_20009 lov_stripe_md_size 0-1 20009 NULL nohasharray
++event_trigger_write_20009 event_trigger_write 3 20009 &lov_stripe_md_size_20009
 +tree_mod_log_eb_move_20011 tree_mod_log_eb_move 5 20011 NULL
 +SYSC_fgetxattr_20027 SYSC_fgetxattr 4 20027 NULL
 +split_scan_timeout_read_20029 split_scan_timeout_read 3 20029 NULL
 +alloc_ieee80211_20063 alloc_ieee80211 1 20063 NULL
 +iwl_mvm_power_mac_dbgfs_read_20067 iwl_mvm_power_mac_dbgfs_read 4 20067 NULL
++target_message_20072 target_message 2 20072 NULL
 +rawv6_sendmsg_20080 rawv6_sendmsg 4 20080 NULL
 +fuse_conn_limit_read_20084 fuse_conn_limit_read 3 20084 NULL
 +aat2870_reg_write_file_20086 aat2870_reg_write_file 3 20086 NULL
 +team_options_register_20091 team_options_register 3 20091 NULL
 +qla2x00_adjust_sdev_qdepth_up_20097 qla2x00_adjust_sdev_qdepth_up 2 20097 NULL
 +xfs_qm_dqget_20103 xfs_qm_dqget 0 20103 NULL
++root_nfs_copy_20111 root_nfs_copy 3 20111 NULL
 +hptiop_adjust_disk_queue_depth_20122 hptiop_adjust_disk_queue_depth 2 20122 NULL
 +tomoyo_commit_ok_20167 tomoyo_commit_ok 2 20167 NULL
 +read_flush_pipefs_20171 read_flush_pipefs 3 20171 NULL
@@ -115743,6 +116200,7 @@ index 0000000..41777a8
 +uvc_alloc_entity_20836 uvc_alloc_entity 4-3 20836 NULL
 +p9_tag_alloc_20845 p9_tag_alloc 3 20845 NULL
 +nvme_trans_supported_vpd_pages_20847 nvme_trans_supported_vpd_pages 4 20847 NULL
++get_name_20855 get_name 4 20855 NULL
 +iwl_dbgfs_pm_params_read_20866 iwl_dbgfs_pm_params_read 3 20866 NULL
 +snd_pcm_capture_avail_20867 snd_pcm_capture_avail 0 20867 NULL
 +srq_free_res_20868 srq_free_res 5 20868 NULL
@@ -115768,6 +116226,7 @@ index 0000000..41777a8
 +lbs_threshold_read_21046 lbs_threshold_read 5 21046 NULL
 +reiserfs_direct_IO_21051 reiserfs_direct_IO 4 21051 NULL
 +proc_fault_inject_write_21058 proc_fault_inject_write 3 21058 NULL
++qdisc_get_default_21072 qdisc_get_default 2 21072 NULL
 +event_calibration_read_21083 event_calibration_read 3 21083 NULL
 +bl_add_page_to_bio_21094 bl_add_page_to_bio 2 21094 NULL nohasharray
 +multipath_status_21094 multipath_status 5 21094 &bl_add_page_to_bio_21094
@@ -116024,8 +116483,8 @@ index 0000000..41777a8
 +bin_to_hex_dup_23853 bin_to_hex_dup 2 23853 NULL
 +ocfs2_xattr_get_clusters_23857 ocfs2_xattr_get_clusters 0 23857 NULL
 +ieee80211_if_read_dot11MeshMaxPeerLinks_23878 ieee80211_if_read_dot11MeshMaxPeerLinks 3 23878 NULL
-+writeback_single_inode_23881 writeback_single_inode 0 23881 NULL nohasharray
-+nouveau_clock_create__23881 nouveau_clock_create_ 5 23881 &writeback_single_inode_23881
++nouveau_clock_create__23881 nouveau_clock_create_ 5 23881 NULL nohasharray
++writeback_single_inode_23881 writeback_single_inode 0 23881 &nouveau_clock_create__23881
 +tipc_snprintf_23893 tipc_snprintf 2-0 23893 NULL
 +add_new_gdb_meta_bg_23911 add_new_gdb_meta_bg 3 23911 NULL nohasharray
 +ieee80211_if_read_hw_queues_23911 ieee80211_if_read_hw_queues 3 23911 &add_new_gdb_meta_bg_23911
@@ -116135,8 +116594,8 @@ index 0000000..41777a8
 +__vxge_hw_vp_initialize_24885 __vxge_hw_vp_initialize 2 24885 NULL
 +xfs_qm_dqattach_24898 xfs_qm_dqattach 0 24898 NULL
 +codec_list_read_file_24910 codec_list_read_file 3 24910 NULL
-+__btrfs_free_extent_24927 __btrfs_free_extent 7 24927 NULL nohasharray
-+v4l2_ctrl_new_24927 v4l2_ctrl_new 7 24927 &__btrfs_free_extent_24927
++v4l2_ctrl_new_24927 v4l2_ctrl_new 7 24927 NULL nohasharray
++__btrfs_free_extent_24927 __btrfs_free_extent 7 24927 &v4l2_ctrl_new_24927
 +ocfs2_fiemap_24949 ocfs2_fiemap 4-3 24949 NULL
 +packet_sendmsg_24954 packet_sendmsg 4 24954 NULL
 +twl_i2c_write_u8_24976 twl_i2c_write_u8 3 24976 NULL
@@ -116152,6 +116611,7 @@ index 0000000..41777a8
 +ll_track_pid_seq_write_25068 ll_track_pid_seq_write 3 25068 NULL
 +SYSC_listxattr_25072 SYSC_listxattr 3 25072 NULL
 +ima_appraise_measurement_25093 ima_appraise_measurement 6 25093 NULL
++blkg_path_25099 blkg_path 3 25099 NULL
 +snd_rawmidi_kernel_write_25106 snd_rawmidi_kernel_write 3 25106 NULL
 +gfs2_quota_check_25130 gfs2_quota_check 0 25130 NULL
 +ipath_init_qp_table_25167 ipath_init_qp_table 2 25167 NULL
@@ -116173,6 +116633,7 @@ index 0000000..41777a8
 +dai_list_read_file_25421 dai_list_read_file 3 25421 NULL
 +xfs_qm_dqtobp_25448 xfs_qm_dqtobp 0 25448 NULL
 +generic_file_buffered_write_25464 generic_file_buffered_write 4-0-7 25464 NULL
++ipath_decode_err_25468 ipath_decode_err 3 25468 NULL
 +crypto_hash_digestsize_25469 crypto_hash_digestsize 0 25469 NULL
 +ivtv_buf_copy_from_user_25502 ivtv_buf_copy_from_user 4-0 25502 NULL
 +snd_pcm_plugin_build_25505 snd_pcm_plugin_build 5 25505 NULL
@@ -116372,8 +116833,10 @@ index 0000000..41777a8
 +sky2_pci_read16_27863 sky2_pci_read16 0 27863 NULL
 +ieee80211_if_read_dot11MeshHWMProotInterval_27873 ieee80211_if_read_dot11MeshHWMProotInterval 3 27873 NULL
 +unix_seqpacket_sendmsg_27893 unix_seqpacket_sendmsg 4 27893 NULL
-+tracing_clock_write_27961 tracing_clock_write 3 27961 NULL nohasharray
-+bio_next_split_27961 bio_next_split 2 27961 &tracing_clock_write_27961
++check_mapped_name_27943 check_mapped_name 3 27943 NULL
++bio_next_split_27961 bio_next_split 2 27961 NULL nohasharray
++tracing_clock_write_27961 tracing_clock_write 3 27961 &bio_next_split_27961
++security_path_chown_27966 security_path_chown 0 27966 NULL
 +tipc_media_addr_printf_27971 tipc_media_addr_printf 2 27971 NULL
 +device_register_27972 device_register 0 27972 NULL nohasharray
 +mic_rx_pkts_read_27972 mic_rx_pkts_read 3 27972 &device_register_27972
@@ -116414,6 +116877,7 @@ index 0000000..41777a8
 +kstrtos16_from_user_28300 kstrtos16_from_user 2 28300 NULL
 +nouveau_compat_ioctl_28305 nouveau_compat_ioctl 2 28305 NULL
 +snd_pcm_oss_read_28317 snd_pcm_oss_read 3 28317 NULL
++security_inode_link_28327 security_inode_link 0 28327 NULL
 +generic_write_checks_28329 generic_write_checks 0 28329 NULL
 +bm_entry_write_28338 bm_entry_write 3 28338 NULL
 +tcp_copy_to_iovec_28344 tcp_copy_to_iovec 3 28344 NULL
@@ -116446,6 +116910,7 @@ index 0000000..41777a8
 +kfifo_unused_28612 kfifo_unused 0 28612 NULL
 +snd_nm256_capture_copy_28622 snd_nm256_capture_copy 5-3 28622 NULL
 +setup_usemap_28636 setup_usemap 3-4 28636 NULL
++qib_handle_6120_hwerrors_28642 qib_handle_6120_hwerrors 3 28642 NULL
 +xfs_bmap_finish_28644 xfs_bmap_finish 0 28644 NULL
 +p9_fcall_alloc_28652 p9_fcall_alloc 1 28652 NULL
 +read_nic_io_byte_28654 read_nic_io_byte 0 28654 NULL
@@ -116529,6 +116994,7 @@ index 0000000..41777a8
 +leaf_dealloc_29566 leaf_dealloc 3 29566 NULL
 +kvm_read_guest_virt_system_29569 kvm_read_guest_virt_system 4-2 29569 NULL
 +lbs_lowsnr_read_29571 lbs_lowsnr_read 3 29571 NULL
++security_path_chmod_29578 security_path_chmod 0 29578 NULL
 +iwl_dbgfs_missed_beacon_write_29586 iwl_dbgfs_missed_beacon_write 3 29586 NULL
 +pvr2_hdw_report_unlocked_29589 pvr2_hdw_report_unlocked 4-0 29589 NULL
 +dio_set_defer_completion_29599 dio_set_defer_completion 0 29599 NULL
@@ -116683,6 +117149,7 @@ index 0000000..41777a8
 +uvc_simplify_fraction_31303 uvc_simplify_fraction 3 31303 NULL
 +sisusbcon_scroll_31315 sisusbcon_scroll 5-2-3 31315 NULL
 +command_file_write_31318 command_file_write 3 31318 NULL
++hwerr_crcbits_31334 hwerr_crcbits 4 31334 NULL
 +radix_tree_insert_31336 radix_tree_insert 0 31336 NULL
 +em28xx_init_usb_xfer_31337 em28xx_init_usb_xfer 4-6 31337 NULL
 +outlen_write_31358 outlen_write 3 31358 NULL
@@ -117025,6 +117492,7 @@ index 0000000..41777a8
 +btrfs_super_chunk_root_34925 btrfs_super_chunk_root 0 34925 NULL nohasharray
 +__inode_permission_34925 __inode_permission 0 34925 &btrfs_super_chunk_root_34925
 +ceph_aio_write_34930 ceph_aio_write 4 34930 NULL
++sec_flags2str_34933 sec_flags2str 3 34933 NULL
 +snd_info_entry_read_34938 snd_info_entry_read 3 34938 NULL
 +i2c_transfer_34958 i2c_transfer 0 34958 NULL
 +do_add_page_to_bio_34974 do_add_page_to_bio 2-10 34974 NULL
@@ -117247,7 +117715,8 @@ index 0000000..41777a8
 +ext3_direct_IO_37308 ext3_direct_IO 4 37308 NULL
 +jffs2_write_dirent_37311 jffs2_write_dirent 5 37311 NULL
 +send_msg_37323 send_msg 4 37323 NULL
-+l2cap_create_connless_pdu_37327 l2cap_create_connless_pdu 3 37327 NULL
++l2cap_create_connless_pdu_37327 l2cap_create_connless_pdu 3 37327 NULL nohasharray
++bnx2x_vf_fill_fw_str_37327 bnx2x_vf_fill_fw_str 3 37327 &l2cap_create_connless_pdu_37327
 +scsi_mode_select_37330 scsi_mode_select 6 37330 NULL
 +rxrpc_server_sendmsg_37331 rxrpc_server_sendmsg 4 37331 NULL
 +xfs_iomap_write_allocate_37336 xfs_iomap_write_allocate 0 37336 NULL
@@ -117418,8 +117887,9 @@ index 0000000..41777a8
 +qcam_read_bytes_39205 qcam_read_bytes 0 39205 NULL
 +ivtv_v4l2_write_39226 ivtv_v4l2_write 3 39226 NULL
 +posix_acl_to_xattr_39237 posix_acl_to_xattr 0 39237 NULL
-+pwr_cont_miss_bcns_spread_read_39250 pwr_cont_miss_bcns_spread_read 3 39250 NULL nohasharray
-+r128_compat_ioctl_39250 r128_compat_ioctl 2 39250 &pwr_cont_miss_bcns_spread_read_39250
++snd_pcm_capture_forward_39248 snd_pcm_capture_forward 2 39248 NULL
++r128_compat_ioctl_39250 r128_compat_ioctl 2 39250 NULL nohasharray
++pwr_cont_miss_bcns_spread_read_39250 pwr_cont_miss_bcns_spread_read 3 39250 &r128_compat_ioctl_39250
 +i915_error_state_read_39254 i915_error_state_read 3 39254 NULL
 +rx_filter_protection_filter_read_39282 rx_filter_protection_filter_read 3 39282 NULL
 +_iwl_dbgfs_pm_params_write_39325 _iwl_dbgfs_pm_params_write 3 39325 NULL
@@ -117483,6 +117953,7 @@ index 0000000..41777a8
 +broadsheetfb_write_39976 broadsheetfb_write 3 39976 NULL
 +mthca_array_init_39987 mthca_array_init 2 39987 NULL
 +fw_device_op_read_39990 fw_device_op_read 3 39990 NULL
++server_name2svname_39998 server_name2svname 4 39998 NULL
 +xen_hvm_config_40018 xen_hvm_config 2 40018 NULL
 +ivtvfb_write_40023 ivtvfb_write 3 40023 NULL
 +disc_pwup_write_40027 disc_pwup_write 3 40027 NULL
@@ -117552,7 +118023,7 @@ index 0000000..41777a8
 +pg_write_40766 pg_write 3 40766 NULL
 +kernfs_fop_read_40770 kernfs_fop_read 3 40770 NULL
 +show_list_40775 show_list 3-0 40775 NULL
-+kfifo_out_copy_r_40784 kfifo_out_copy_r 0-3 40784 NULL
++kfifo_out_copy_r_40784 kfifo_out_copy_r 3-0 40784 NULL
 +bitmap_weight_40791 bitmap_weight 0-2 40791 NULL
 +pyra_sysfs_read_40795 pyra_sysfs_read 6 40795 NULL
 +add_action_40811 add_action 4 40811 NULL
@@ -117636,6 +118107,7 @@ index 0000000..41777a8
 +rx_rx_pre_complt_read_41653 rx_rx_pre_complt_read 3 41653 NULL
 +get_std_timing_41654 get_std_timing 0 41654 NULL
 +ieee80211_if_fmt_bssid_41677 ieee80211_if_fmt_bssid 3 41677 NULL
++fill_pcm_stream_name_41685 fill_pcm_stream_name 2 41685 NULL
 +lov_unpackmd_41701 lov_unpackmd 4 41701 NULL
 +apei_exec_for_each_entry_41717 apei_exec_for_each_entry 0 41717 NULL
 +fillonedir_41746 fillonedir 3 41746 NULL
@@ -117805,6 +118277,7 @@ index 0000000..41777a8
 +tx_frag_failed_read_43540 tx_frag_failed_read 3 43540 NULL
 +request_resource_43548 request_resource 0 43548 NULL
 +rpc_malloc_43573 rpc_malloc 2 43573 NULL
++handle_frequent_errors_43599 handle_frequent_errors 4 43599 NULL
 +lpfc_idiag_drbacc_read_reg_43606 lpfc_idiag_drbacc_read_reg 0-3 43606 NULL
 +proc_read_43614 proc_read 3 43614 NULL
 +disable_dma_on_even_43618 disable_dma_on_even 0 43618 NULL
@@ -117874,6 +118347,7 @@ index 0000000..41777a8
 +rts_threshold_read_44384 rts_threshold_read 3 44384 NULL
 +mtip_hw_read_flags_44396 mtip_hw_read_flags 3 44396 NULL
 +aoedev_flush_44398 aoedev_flush 2 44398 NULL
++strlcpy_44400 strlcpy 3 44400 NULL
 +drm_buffer_alloc_44405 drm_buffer_alloc 2 44405 NULL
 +osst_do_scsi_44410 osst_do_scsi 4 44410 NULL
 +ieee80211_if_read_rc_rateidx_mcs_mask_5ghz_44423 ieee80211_if_read_rc_rateidx_mcs_mask_5ghz 3 44423 NULL
@@ -117986,7 +118460,8 @@ index 0000000..41777a8
 +unix_dgram_sendmsg_45699 unix_dgram_sendmsg 4 45699 NULL nohasharray
 +bscnl_emit_45699 bscnl_emit 2-5-0 45699 &unix_dgram_sendmsg_45699
 +sg_proc_write_adio_45704 sg_proc_write_adio 3 45704 NULL
-+snd_cs46xx_io_read_45734 snd_cs46xx_io_read 5 45734 NULL
++snd_cs46xx_io_read_45734 snd_cs46xx_io_read 5 45734 NULL nohasharray
++task_cgroup_path_45734 task_cgroup_path 3 45734 &snd_cs46xx_io_read_45734
 +rw_copy_check_uvector_45748 rw_copy_check_uvector 3-0 45748 NULL nohasharray
 +v4l2_ctrl_new_std_45748 v4l2_ctrl_new_std 5 45748 &rw_copy_check_uvector_45748
 +lkdtm_debugfs_read_45752 lkdtm_debugfs_read 3 45752 NULL
@@ -118065,7 +118540,7 @@ index 0000000..41777a8
 +snd_compr_write_data_46592 snd_compr_write_data 3 46592 NULL
 +il3945_stats_flag_46606 il3945_stats_flag 0-3 46606 NULL
 +vscnprintf_46617 vscnprintf 0-2 46617 NULL
-+__kfifo_out_r_46623 __kfifo_out_r 0-3 46623 NULL
++__kfifo_out_r_46623 __kfifo_out_r 3-0 46623 NULL
 +request_key_async_with_auxdata_46624 request_key_async_with_auxdata 4 46624 NULL
 +pci_enable_device_46642 pci_enable_device 0 46642 NULL
 +vfs_getxattr_alloc_46649 vfs_getxattr_alloc 0 46649 NULL
@@ -118100,12 +118575,14 @@ index 0000000..41777a8
 +SYSC_poll_46965 SYSC_poll 2 46965 NULL
 +crypto_tfm_alg_alignmask_46971 crypto_tfm_alg_alignmask 0 46971 NULL
 +mgmt_pending_add_46976 mgmt_pending_add 5 46976 NULL
++strlcat_46985 strlcat 3 46985 NULL
 +bitmap_file_clear_bit_46990 bitmap_file_clear_bit 2 46990 NULL
 +sel_write_bool_46996 sel_write_bool 3 46996 NULL
 +blk_rq_map_kern_47004 blk_rq_map_kern 4 47004 NULL
 +cx231xx_init_bulk_47024 cx231xx_init_bulk 3-2-4 47024 NULL
 +fs_path_len_47060 fs_path_len 0 47060 NULL
 +event_trigger_regex_write_47067 event_trigger_regex_write 3 47067 NULL
++ext4_xattr_list_entries_47070 ext4_xattr_list_entries 0 47070 NULL
 +pipeline_dec_packet_in_read_47076 pipeline_dec_packet_in_read 3 47076 NULL
 +scsi_deactivate_tcq_47086 scsi_deactivate_tcq 2 47086 NULL
 +iwl_dump_nic_event_log_47089 iwl_dump_nic_event_log 0 47089 NULL
@@ -118160,7 +118637,8 @@ index 0000000..41777a8
 +twl4030_clear_set_47624 twl4030_clear_set 4 47624 NULL
 +ccp_sha_setkey_47633 ccp_sha_setkey 3 47633 NULL
 +get_size_47644 get_size 1-2 47644 NULL
-+packet_recvmsg_47700 packet_recvmsg 4 47700 NULL
++packet_recvmsg_47700 packet_recvmsg 4 47700 NULL nohasharray
++ipath_format_hwmsg_47700 ipath_format_hwmsg 2 47700 &packet_recvmsg_47700
 +save_microcode_47717 save_microcode 3 47717 NULL
 +bits_to_user_47733 bits_to_user 2-3 47733 NULL
 +carl9170_debugfs_read_47738 carl9170_debugfs_read 3 47738 NULL
@@ -118181,6 +118659,7 @@ index 0000000..41777a8
 +cfs_percpt_alloc_47918 cfs_percpt_alloc 2 47918 NULL
 +comedi_write_47926 comedi_write 3 47926 NULL
 +nvme_trans_get_blk_desc_len_47946 nvme_trans_get_blk_desc_len 0-2 47946 NULL
++gether_get_ifname_47972 gether_get_ifname 3 47972 NULL
 +mempool_resize_47983 mempool_resize 2 47983 NULL nohasharray
 +iwl_dbgfs_ucode_tracing_read_47983 iwl_dbgfs_ucode_tracing_read 3 47983 &mempool_resize_47983
 +dbg_port_buf_47990 dbg_port_buf 2 47990 NULL
@@ -118233,6 +118712,7 @@ index 0000000..41777a8
 +print_filtered_48442 print_filtered 2-0 48442 NULL
 +tun_recvmsg_48463 tun_recvmsg 4 48463 NULL
 +compat_SyS_preadv64_48469 compat_SyS_preadv64 3 48469 NULL
++ipath_format_hwerrors_48487 ipath_format_hwerrors 5 48487 NULL
 +r8712_usbctrl_vendorreq_48489 r8712_usbctrl_vendorreq 6 48489 NULL
 +send_control_msg_48498 send_control_msg 6 48498 NULL
 +count_masked_bytes_48507 count_masked_bytes 0-1 48507 NULL
@@ -118299,6 +118779,7 @@ index 0000000..41777a8
 +ath6kl_bgscan_int_write_49178 ath6kl_bgscan_int_write 3 49178 NULL
 +dvb_dvr_ioctl_49182 dvb_dvr_ioctl 2 49182 NULL
 +print_queue_49191 print_queue 4-0 49191 NULL
++root_nfs_cat_49192 root_nfs_cat 3 49192 NULL
 +iwl_dbgfs_ucode_general_stats_read_49199 iwl_dbgfs_ucode_general_stats_read 3 49199 NULL
 +il4965_rs_sta_dbgfs_stats_table_read_49206 il4965_rs_sta_dbgfs_stats_table_read 3 49206 NULL
 +do_jffs2_getxattr_49210 do_jffs2_getxattr 0 49210 NULL
@@ -118379,6 +118860,7 @@ index 0000000..41777a8
 +ioread8_50049 ioread8 0 50049 NULL
 +fuse_conn_max_background_write_50061 fuse_conn_max_background_write 3 50061 NULL
 +__kfifo_dma_in_prepare_50081 __kfifo_dma_in_prepare 4 50081 NULL
++dev_set_alias_50084 dev_set_alias 3 50084 NULL
 +libcfs_ioctl_popdata_50087 libcfs_ioctl_popdata 3 50087 NULL
 +sock_setsockopt_50088 sock_setsockopt 5 50088 NULL
 +altera_swap_dr_50090 altera_swap_dr 2 50090 NULL
@@ -118597,6 +119079,7 @@ index 0000000..41777a8
 +mdiobus_alloc_size_52259 mdiobus_alloc_size 1 52259 NULL
 +shrink_slab_52261 shrink_slab 2 52261 NULL
 +sisusbcon_do_font_op_52271 sisusbcon_do_font_op 9 52271 NULL
++handle_supp_msgs_52284 handle_supp_msgs 4 52284 NULL
 +kobject_set_name_vargs_52309 kobject_set_name_vargs 0 52309 NULL
 +read_file_reset_52310 read_file_reset 3 52310 NULL
 +request_asymmetric_key_52317 request_asymmetric_key 2-4 52317 NULL
@@ -118656,6 +119139,7 @@ index 0000000..41777a8
 +lb_alloc_ep_req_52837 lb_alloc_ep_req 2 52837 NULL
 +mon_bin_get_event_52863 mon_bin_get_event 4-6 52863 NULL
 +twl6030_gpadc_write_52867 twl6030_gpadc_write 1 52867 NULL
++qib_decode_6120_err_52876 qib_decode_6120_err 3 52876 NULL
 +twlreg_write_52880 twlreg_write 3 52880 NULL
 +pvr2_ctrl_value_to_sym_internal_52881 pvr2_ctrl_value_to_sym_internal 5 52881 NULL
 +cache_read_procfs_52882 cache_read_procfs 3 52882 NULL
@@ -118881,7 +119365,7 @@ index 0000000..41777a8
 +dbAllocDmap_55227 dbAllocDmap 0 55227 NULL
 +memcpy_fromiovec_55247 memcpy_fromiovec 3 55247 NULL
 +lbs_failcount_write_55276 lbs_failcount_write 3 55276 NULL
-+persistent_ram_new_55286 persistent_ram_new 1-2 55286 NULL
++persistent_ram_new_55286 persistent_ram_new 2-1 55286 NULL
 +rx_streaming_interval_read_55291 rx_streaming_interval_read 3 55291 NULL
 +lov_get_stripecnt_55297 lov_get_stripecnt 0-3 55297 NULL
 +gsm_control_modem_55303 gsm_control_modem 3 55303 NULL
@@ -119037,12 +119521,14 @@ index 0000000..41777a8
 +debug_debug3_read_56894 debug_debug3_read 3 56894 NULL
 +batadv_tt_update_changes_56895 batadv_tt_update_changes 3 56895 NULL
 +hfsplus_find_cat_56899 hfsplus_find_cat 0 56899 NULL
++strcspn_56913 strcspn 0 56913 NULL
 +__kfifo_out_56927 __kfifo_out 0-3 56927 NULL
 +journal_init_revoke_56933 journal_init_revoke 2 56933 NULL
 +xfs_alloc_ag_vextent_56943 xfs_alloc_ag_vextent 0 56943 NULL
 +nouveau_xtensa_create__56952 nouveau_xtensa_create_ 8 56952 NULL
 +diva_get_driver_info_56967 diva_get_driver_info 0 56967 NULL
 +nouveau_device_create__56984 nouveau_device_create_ 6 56984 NULL
++sptlrpc_secflags2str_56995 sptlrpc_secflags2str 3 56995 NULL
 +vlsi_alloc_ring_57003 vlsi_alloc_ring 3-4 57003 NULL
 +btrfs_super_csum_size_57004 btrfs_super_csum_size 0 57004 NULL
 +aircable_process_packet_57027 aircable_process_packet 4 57027 NULL
@@ -119054,6 +119540,7 @@ index 0000000..41777a8
 +sca3000_read_data_57064 sca3000_read_data 4 57064 NULL
 +pcmcia_replace_cis_57066 pcmcia_replace_cis 3 57066 NULL
 +tracing_set_trace_write_57096 tracing_set_trace_write 3 57096 NULL
++altera_get_note_57099 altera_get_note 6 57099 NULL
 +hpfs_readpages_57106 hpfs_readpages 4 57106 NULL
 +crypto_compress_ctxsize_57109 crypto_compress_ctxsize 0 57109 NULL
 +cipso_v4_gentag_loc_57119 cipso_v4_gentag_loc 0 57119 NULL
@@ -119067,7 +119554,7 @@ index 0000000..41777a8
 +rx_hw_stuck_read_57179 rx_hw_stuck_read 3 57179 NULL
 +hash_netnet6_expire_57191 hash_netnet6_expire 4 57191 NULL
 +tt3650_ci_msg_57219 tt3650_ci_msg 4 57219 NULL
-+dma_fifo_alloc_57236 dma_fifo_alloc 2-3-5 57236 NULL
++dma_fifo_alloc_57236 dma_fifo_alloc 5-3-2 57236 NULL
 +flush_space_57241 flush_space 0 57241 NULL
 +rsxx_cram_write_57244 rsxx_cram_write 3 57244 NULL
 +ieee80211_if_fmt_tsf_57249 ieee80211_if_fmt_tsf 3 57249 NULL
@@ -119128,6 +119615,7 @@ index 0000000..41777a8
 +ieee80211_if_fmt_dot11MeshHWMPpreqMinInterval_57762 ieee80211_if_fmt_dot11MeshHWMPpreqMinInterval 3 57762 NULL
 +SYSC_process_vm_writev_57776 SYSC_process_vm_writev 3-5 57776 NULL
 +apei_exec_collect_resources_57788 apei_exec_collect_resources 0 57788 NULL
++security_inode_unlink_57791 security_inode_unlink 0 57791 NULL
 +ld2_57794 ld2 0 57794 NULL
 +ivtv_read_57796 ivtv_read 3 57796 NULL
 +ion_test_ioctl_57799 ion_test_ioctl 2 57799 NULL
@@ -119197,6 +119685,7 @@ index 0000000..41777a8
 +rndis_add_response_58544 rndis_add_response 2 58544 NULL
 +wep_decrypt_fail_read_58567 wep_decrypt_fail_read 3 58567 NULL
 +scnprint_mac_oui_58578 scnprint_mac_oui 3-0 58578 NULL
++get_rhf_errstring_58582 get_rhf_errstring 3 58582 NULL
 +ea_read_inline_58589 ea_read_inline 0 58589 NULL
 +isku_sysfs_read_keys_thumbster_58590 isku_sysfs_read_keys_thumbster 6 58590 NULL
 +xip_file_read_58592 xip_file_read 3 58592 NULL
@@ -119251,6 +119740,7 @@ index 0000000..41777a8
 +ocfs2_move_extent_59187 ocfs2_move_extent 2-5 59187 NULL
 +xfs_ialloc_next_rec_59193 xfs_ialloc_next_rec 0 59193 NULL
 +xfs_iext_realloc_indirect_59211 xfs_iext_realloc_indirect 2 59211 NULL
++check_mapped_selector_name_59216 check_mapped_selector_name 5 59216 NULL
 +dt3155_read_59226 dt3155_read 3 59226 NULL
 +paging64_gpte_to_gfn_lvl_59229 paging64_gpte_to_gfn_lvl 0-1-2 59229 NULL
 +nla_len_59258 nla_len 0 59258 NULL
@@ -119427,7 +119917,8 @@ index 0000000..41777a8
 +smk_read_ambient_61220 smk_read_ambient 3 61220 NULL
 +v9fs_mmap_file_read_61262 v9fs_mmap_file_read 3 61262 NULL
 +btrfs_bio_alloc_61270 btrfs_bio_alloc 3 61270 NULL nohasharray
-+find_get_pages_tag_61270 find_get_pages_tag 0 61270 &btrfs_bio_alloc_61270
++find_get_pages_tag_61270 find_get_pages_tag 0 61270 &btrfs_bio_alloc_61270 nohasharray
++ifalias_store_61270 ifalias_store 4 61270 &find_get_pages_tag_61270
 +vortex_adbdma_getlinearpos_61283 vortex_adbdma_getlinearpos 0 61283 NULL nohasharray
 +hfsplus_getxattr_finder_info_61283 hfsplus_getxattr_finder_info 0 61283 &vortex_adbdma_getlinearpos_61283
 +nvme_trans_copy_to_user_61288 nvme_trans_copy_to_user 3 61288 NULL
@@ -119464,6 +119955,7 @@ index 0000000..41777a8
 +resize_stripes_61650 resize_stripes 2 61650 NULL
 +ttm_page_pool_free_61661 ttm_page_pool_free 2-0 61661 NULL
 +insert_one_name_61668 insert_one_name 7 61668 NULL
++qib_format_hwmsg_61679 qib_format_hwmsg 2 61679 NULL
 +lock_loop_61681 lock_loop 1 61681 NULL
 +filter_read_61692 filter_read 3 61692 NULL
 +iov_length_61716 iov_length 0 61716 NULL
@@ -119614,6 +120106,7 @@ index 0000000..41777a8
 +si5351_bulk_write_63468 si5351_bulk_write 2-3 63468 NULL
 +snd_info_entry_write_63474 snd_info_entry_write 3 63474 NULL
 +reada_find_extent_63486 reada_find_extent 2 63486 NULL
++read_kcore_63488 read_kcore 3 63488 NULL
 +snd_pcm_plug_write_transfer_63503 snd_pcm_plug_write_transfer 0-3 63503 NULL
 +efx_mcdi_rpc_async_63529 efx_mcdi_rpc_async 4-5 63529 NULL
 +ubi_more_leb_change_data_63534 ubi_more_leb_change_data 4 63534 NULL nohasharray
@@ -119760,6 +120253,7 @@ index 0000000..41777a8
 +suspend_dtim_interval_read_64971 suspend_dtim_interval_read 3 64971 NULL
 +crypto_ahash_digestsize_65014 crypto_ahash_digestsize 0 65014 NULL
 +insert_dent_65034 insert_dent 7 65034 NULL
++snd_hda_get_pin_label_65035 snd_hda_get_pin_label 5 65035 NULL
 +ext4_ind_trans_blocks_65053 ext4_ind_trans_blocks 0-2 65053 NULL
 +pcibios_enable_device_65059 pcibios_enable_device 0 65059 NULL
 +__alloc_bootmem_node_high_65076 __alloc_bootmem_node_high 2 65076 NULL
@@ -119898,7 +120392,7 @@ index 0000000..560cd7b
 +zpios_read_64734 zpios_read 3 64734 NULL
 diff --git a/tools/gcc/size_overflow_plugin/size_overflow_plugin.c b/tools/gcc/size_overflow_plugin/size_overflow_plugin.c
 new file mode 100644
-index 0000000..900661b
+index 0000000..e6fe17b
 --- /dev/null
 +++ b/tools/gcc/size_overflow_plugin/size_overflow_plugin.c
 @@ -0,0 +1,259 @@
@@ -119934,7 +120428,7 @@ index 0000000..900661b
 +tree size_overflow_type_TI;
 +
 +static struct plugin_info size_overflow_plugin_info = {
-+	.version	= "20140430",
++	.version	= "20140517",
 +	.help		= "no-size-overflow\tturn off size overflow checking\n",
 +};
 +
diff --git a/main/linux-grsec/kernelconfig.armhf b/main/linux-grsec/kernelconfig.armhf
index b3e4d6b139..3e11e1a429 100644
--- a/main/linux-grsec/kernelconfig.armhf
+++ b/main/linux-grsec/kernelconfig.armhf
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/arm 3.14.2 Kernel Configuration
+# Linux/arm 3.14.4 Kernel Configuration
 #
 CONFIG_ARM=y
 CONFIG_MIGHT_HAVE_PCI=y
@@ -4584,6 +4584,7 @@ CONFIG_GRKERNSEC_KMEM=y
 CONFIG_GRKERNSEC_PERF_HARDEN=y
 # CONFIG_GRKERNSEC_RAND_THREADSTACK is not set
 CONFIG_GRKERNSEC_PROC_MEMMAP=y
+CONFIG_GRKERNSEC_KSTACKOVERFLOW=y
 CONFIG_GRKERNSEC_BRUTE=y
 # CONFIG_GRKERNSEC_MODHARDEN is not set
 # CONFIG_GRKERNSEC_HIDESYM is not set
diff --git a/main/linux-grsec/kernelconfig.x86 b/main/linux-grsec/kernelconfig.x86
index 1b5e8569fb..1703920570 100644
--- a/main/linux-grsec/kernelconfig.x86
+++ b/main/linux-grsec/kernelconfig.x86
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86 3.14.2 Kernel Configuration
+# Linux/x86 3.14.4 Kernel Configuration
 #
 # CONFIG_64BIT is not set
 CONFIG_X86_32=y
@@ -5799,6 +5799,7 @@ CONFIG_GRKERNSEC_KMEM=y
 CONFIG_GRKERNSEC_PERF_HARDEN=y
 # CONFIG_GRKERNSEC_RAND_THREADSTACK is not set
 CONFIG_GRKERNSEC_PROC_MEMMAP=y
+CONFIG_GRKERNSEC_KSTACKOVERFLOW=y
 CONFIG_GRKERNSEC_BRUTE=y
 # CONFIG_GRKERNSEC_MODHARDEN is not set
 # CONFIG_GRKERNSEC_HIDESYM is not set
diff --git a/main/linux-grsec/kernelconfig.x86_64 b/main/linux-grsec/kernelconfig.x86_64
index d221dba391..aa8936589c 100644
--- a/main/linux-grsec/kernelconfig.x86_64
+++ b/main/linux-grsec/kernelconfig.x86_64
@@ -1,6 +1,6 @@
 #
 # Automatically generated file; DO NOT EDIT.
-# Linux/x86 3.14.2 Kernel Configuration
+# Linux/x86 3.14.4 Kernel Configuration
 #
 CONFIG_64BIT=y
 CONFIG_X86_64=y
@@ -5651,6 +5651,7 @@ CONFIG_GRKERNSEC_JIT_HARDEN=y
 CONFIG_GRKERNSEC_PERF_HARDEN=y
 # CONFIG_GRKERNSEC_RAND_THREADSTACK is not set
 CONFIG_GRKERNSEC_PROC_MEMMAP=y
+CONFIG_GRKERNSEC_KSTACKOVERFLOW=y
 CONFIG_GRKERNSEC_BRUTE=y
 # CONFIG_GRKERNSEC_MODHARDEN is not set
 # CONFIG_GRKERNSEC_HIDESYM is not set