diff options
| author | Leonardo Arena <rnalrd@alpinelinux.org> | 2014-12-09 09:25:58 +0000 |
|---|---|---|
| committer | Leonardo Arena <rnalrd@alpinelinux.org> | 2014-12-09 09:25:58 +0000 |
| commit | 380182cb9944989b0967d39459a69e2b9417dc51 (patch) | |
| tree | ab0bb49f32d26776914976a04e98f202fc60021d | |
| parent | 1afca89ede7cacb4e48723cc4721986700602dd8 (diff) | |
| download | aports-380182cb9944989b0967d39459a69e2b9417dc51.tar.bz2 aports-380182cb9944989b0967d39459a69e2b9417dc51.tar.xz | |
main/linux-virt-grsec: upgrade to 3.14.26
| -rw-r--r-- | main/linux-virt-grsec/APKBUILD | 16 | ||||
| -rw-r--r-- | main/linux-virt-grsec/grsecurity-3.0-3.14.26-201412071005.patch (renamed from main/linux-virt-grsec/grsecurity-3.0-3.14.25-201411231452.patch) | 847 |
2 files changed, 608 insertions, 255 deletions
diff --git a/main/linux-virt-grsec/APKBUILD b/main/linux-virt-grsec/APKBUILD index 5648ddb78..0b68574b1 100644 --- a/main/linux-virt-grsec/APKBUILD +++ b/main/linux-virt-grsec/APKBUILD @@ -3,7 +3,7 @@ _flavor=virt-grsec pkgname=linux-${_flavor} -pkgver=3.14.25 +pkgver=3.14.26 case $pkgver in *.*.*) _kernver=${pkgver%.*};; *.*) _kernver=${pkgver};; @@ -18,7 +18,7 @@ _config=${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-$pkgver.xz - grsecurity-3.0-$pkgver-201411231452.patch + grsecurity-3.0-$pkgver-201412071005.patch fix-memory-map-for-PIE-applications.patch imx6q-no-unclocked-sleep.patch @@ -146,22 +146,22 @@ dev() { } md5sums="b621207b3f6ecbb67db18b13258f8ea8 linux-3.14.tar.xz -fffe78a513fa84a15c15a243cac35ca3 patch-3.14.25.xz -81df75eb4303065d37894fb034f9e19a grsecurity-3.0-3.14.25-201411231452.patch +8ca9b85121711a42bf37812759c6ca4b patch-3.14.26.xz +6d4569be80fb761e0193a2a22bbb0421 grsecurity-3.0-3.14.26-201412071005.patch c6a4ae7e8ca6159e1631545515805216 fix-memory-map-for-PIE-applications.patch 1a307fc1d63231bf01d22493a4f14378 imx6q-no-unclocked-sleep.patch 6b30dd8284f37ecc244d556bebf32046 kernelconfig.x86 8df8378d305bdd302b01293ff44e982d kernelconfig.x86_64" sha256sums="61558aa490855f42b6340d1a1596be47454909629327c49a5e4e10268065dffa linux-3.14.tar.xz -c1a13dbaaabc0fe1330c7e0f0f6e10fbf7d384ccf7f1d15061fec4602233b142 patch-3.14.25.xz -ff89a9d2887f3d5a50e458b5ab3a3a1726b8c69af175714e1be662c01e3d710c grsecurity-3.0-3.14.25-201411231452.patch +18a5f194acd519c0da5c208172874d8e3a48cfedb9126b381d168ffdf0a357b1 patch-3.14.26.xz +56391c13e3d9f860681acdb45d2499ba62a92787ea1634ca3840303c0345c9b7 grsecurity-3.0-3.14.26-201412071005.patch 500f3577310be52e87b9fecdc2e9c4ca43210fd97d69089f9005d484563f74c7 fix-memory-map-for-PIE-applications.patch 21179fbb22a5b74af0a609350ae1a170e232908572b201d02e791d2ce0a685d3 imx6q-no-unclocked-sleep.patch 5e06e22ca723e50ae9f4bfabdda2e738f7b28cbbfe77b6be295285d6cd75c916 kernelconfig.x86 0ec1e1eb4445bd9751cb98a55afd4a430bed08e8d8c3c0a107d2f14ec5746dd2 kernelconfig.x86_64" sha512sums="5730d83a7a81134c1e77c0bf89e42dee4f8251ad56c1ac2be20c59e26fdfaa7bea55f277e7af156b637f22e1584914a46089af85039177cb43485089c74ac26e linux-3.14.tar.xz -0ba7ac8b4bc56115d2d88258573f334cb6d1dd7d302f24ae12c1ed693fc3a568801ffa75719ac7622dedf6673e6db6827bf31066b8afde97bc36d8c897e8cfa8 patch-3.14.25.xz -baaf39b0d2c07a7b3a9829ec944349a4e687dfa78fd52fbdbfda8fed60755de959f133bb2fcc9c61cdd75c20b42160300b043082616b98612631030569d9ceb6 grsecurity-3.0-3.14.25-201411231452.patch +dffc53bb779f1fd9a9836c148e14394e6498bcaac7dfc2f712e725dfbc56b39702fffa20ef06d7abe418c8d118876ead7e8fc9c21ca990a61f0f10bcefbba749 patch-3.14.26.xz +3a46876530ad9b1857297892c09b018a1f7dd635d73b23e11045c4001718f095fe3032b2f022a878da2499705e5a214e4aab7a3f7a24df66a2286a29e7dd8a11 grsecurity-3.0-3.14.26-201412071005.patch 4665c56ae1bbac311f9205d64918e84ee8b01d47d6e2396ff6b8adfb10aada7f7254531ce62e31edbb65c2a54a830f09ad05d314dfcd75d6272f4068945ad7c7 fix-memory-map-for-PIE-applications.patch 87d1ad59732f265a5b0db54490dc1762c14ea4b868e7eb1aedc3ce57b48046de7bbc08cf5cfcf6f1380fa84063b0edb16ba3d5e3c5670be9bbb229275c88b221 imx6q-no-unclocked-sleep.patch 29dc4bbde6052bb16200d87b7137717a053ad3c716a305a51d2b523531f35c1a7e144099f7a251c85849c9117a65ed961262dd314e0832f58750f489aeb1440e kernelconfig.x86 diff --git a/main/linux-virt-grsec/grsecurity-3.0-3.14.25-201411231452.patch b/main/linux-virt-grsec/grsecurity-3.0-3.14.26-201412071005.patch index ddf2dae84..080305873 100644 --- a/main/linux-virt-grsec/grsecurity-3.0-3.14.25-201411231452.patch +++ b/main/linux-virt-grsec/grsecurity-3.0-3.14.26-201412071005.patch @@ -292,7 +292,7 @@ index 7116fda..2f71588 100644 pcd. [PARIDE] diff --git a/Makefile b/Makefile -index eb96e40..b2742ca 100644 +index 63a5ee8..d99d2d9 100644 --- a/Makefile +++ b/Makefile @@ -244,8 +244,9 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ @@ -2151,10 +2151,10 @@ index 22a3b9b..7f214ee 100644 /* * set platform specific SMP operations diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h -index 71a06b2..8bb9ae1 100644 +index 3e635ee..c39f5b4 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h -@@ -88,9 +88,9 @@ struct thread_info { +@@ -77,9 +77,9 @@ struct thread_info { .flags = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ @@ -2167,7 +2167,7 @@ index 71a06b2..8bb9ae1 100644 .restart_block = { \ .fn = do_no_restart_syscall, \ }, \ -@@ -157,7 +157,11 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, +@@ -146,7 +146,11 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define TIF_SYSCALL_AUDIT 9 #define TIF_SYSCALL_TRACEPOINT 10 #define TIF_SECCOMP 11 /* seccomp syscall filtering active */ @@ -2180,7 +2180,7 @@ index 71a06b2..8bb9ae1 100644 #define TIF_USING_IWMMXT 17 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 20 -@@ -170,10 +174,11 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, +@@ -159,10 +163,11 @@ extern int vfp_restore_user_hwstate(struct user_vfp __user *, #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) #define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT) @@ -3189,7 +3189,7 @@ index 7a3be1d..b00c7de 100644 start, end); itcm_present = true; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c -index 9265b8b..381ce44 100644 +index 3f31443..ae30fc0 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -62,7 +62,7 @@ static void dump_mem(const char *, const char *, unsigned long, unsigned long); @@ -3220,7 +3220,7 @@ index 9265b8b..381ce44 100644 if (signr) do_exit(signr); } -@@ -884,7 +889,11 @@ void __init early_trap_init(void *vectors_base) +@@ -857,7 +862,11 @@ void __init early_trap_init(void *vectors_base) kuser_init(vectors_base); flush_icache_range(vectors, vectors + PAGE_SIZE * 2); @@ -14988,7 +14988,7 @@ index 20370c6..a2eb9b0 100644 "popl %%ebp\n\t" "popl %%edi\n\t" diff --git a/arch/x86/include/asm/atomic.h b/arch/x86/include/asm/atomic.h -index b17f4f4..9620151 100644 +index b17f4f4..7a16182 100644 --- a/arch/x86/include/asm/atomic.h +++ b/arch/x86/include/asm/atomic.h @@ -23,7 +23,18 @@ @@ -15199,10 +15199,13 @@ index b17f4f4..9620151 100644 } /** -@@ -153,6 +273,18 @@ static inline int atomic_add_negative(int i, atomic_t *v) +@@ -151,7 +271,19 @@ static inline int atomic_add_negative(int i, atomic_t *v) + * + * Atomically adds @i to @v and returns @i + @v */ - static inline int atomic_add_return(int i, atomic_t *v) - { +-static inline int atomic_add_return(int i, atomic_t *v) ++static inline int __intentional_overflow(-1) atomic_add_return(int i, atomic_t *v) ++{ + return i + xadd_check_overflow(&v->counter, i); +} + @@ -15214,11 +15217,17 @@ index b17f4f4..9620151 100644 + * Atomically adds @i to @v and returns @i + @v + */ +static inline int atomic_add_return_unchecked(int i, atomic_unchecked_t *v) -+{ + { return i + xadd(&v->counter, i); } - -@@ -169,9 +301,18 @@ static inline int atomic_sub_return(int i, atomic_t *v) +@@ -163,15 +295,24 @@ static inline int atomic_add_return(int i, atomic_t *v) + * + * Atomically subtracts @i from @v and returns @v - @i + */ +-static inline int atomic_sub_return(int i, atomic_t *v) ++static inline int __intentional_overflow(-1) atomic_sub_return(int i, atomic_t *v) + { + return atomic_add_return(-i, v); } #define atomic_inc_return(v) (atomic_add_return(1, v)) @@ -16286,19 +16295,19 @@ index 59c6c40..5e0b22c 100644 struct compat_timespec { compat_time_t tv_sec; diff --git a/arch/x86/include/asm/cpufeature.h b/arch/x86/include/asm/cpufeature.h -index 5f12968..a383517 100644 +index 1717156..14e260a 100644 --- a/arch/x86/include/asm/cpufeature.h +++ b/arch/x86/include/asm/cpufeature.h -@@ -203,7 +203,7 @@ - #define X86_FEATURE_DECODEASSISTS (8*32+12) /* AMD Decode Assists support */ +@@ -204,7 +204,7 @@ #define X86_FEATURE_PAUSEFILTER (8*32+13) /* AMD filtered pause intercept */ #define X86_FEATURE_PFTHRESHOLD (8*32+14) /* AMD pause filter threshold */ + #define X86_FEATURE_VMMCALL (8*32+15) /* Prefer vmmcall to vmcall */ - +#define X86_FEATURE_STRONGUDEREF (8*32+31) /* PaX PCID based strong UDEREF */ /* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx), word 9 */ #define X86_FEATURE_FSGSBASE (9*32+ 0) /* {RD/WR}{FS/GS}BASE instructions*/ -@@ -211,7 +211,7 @@ +@@ -212,7 +212,7 @@ #define X86_FEATURE_BMI1 (9*32+ 3) /* 1st group bit manipulation extensions */ #define X86_FEATURE_HLE (9*32+ 4) /* Hardware Lock Elision */ #define X86_FEATURE_AVX2 (9*32+ 5) /* AVX2 instructions */ @@ -16307,7 +16316,7 @@ index 5f12968..a383517 100644 #define X86_FEATURE_BMI2 (9*32+ 8) /* 2nd group bit manipulation extensions */ #define X86_FEATURE_ERMS (9*32+ 9) /* Enhanced REP MOVSB/STOSB */ #define X86_FEATURE_INVPCID (9*32+10) /* Invalidate Processor Context ID */ -@@ -358,6 +358,7 @@ extern const char * const x86_power_flags[32]; +@@ -359,6 +359,7 @@ extern const char * const x86_power_flags[32]; #undef cpu_has_centaur_mcr #define cpu_has_centaur_mcr 0 @@ -16315,7 +16324,7 @@ index 5f12968..a383517 100644 #endif /* CONFIG_X86_64 */ #if __GNUC__ >= 4 -@@ -410,7 +411,8 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) +@@ -411,7 +412,8 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) #ifdef CONFIG_X86_DEBUG_STATIC_CPU_HAS t_warn: @@ -16325,7 +16334,7 @@ index 5f12968..a383517 100644 return false; #endif -@@ -430,7 +432,7 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) +@@ -431,7 +433,7 @@ static __always_inline __pure bool __static_cpu_has(u16 bit) ".section .discard,\"aw\",@progbits\n" " .byte 0xff + (4f-3f) - (2b-1b)\n" /* size check */ ".previous\n" @@ -16334,7 +16343,7 @@ index 5f12968..a383517 100644 "3: movb $1,%0\n" "4:\n" ".previous\n" -@@ -467,7 +469,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) +@@ -468,7 +470,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) " .byte 2b - 1b\n" /* src len */ " .byte 4f - 3f\n" /* repl len */ ".previous\n" @@ -16343,7 +16352,7 @@ index 5f12968..a383517 100644 "3: .byte 0xe9\n .long %l[t_no] - 2b\n" "4:\n" ".previous\n" -@@ -500,7 +502,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) +@@ -501,7 +503,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) ".section .discard,\"aw\",@progbits\n" " .byte 0xff + (4f-3f) - (2b-1b)\n" /* size check */ ".previous\n" @@ -16352,7 +16361,7 @@ index 5f12968..a383517 100644 "3: movb $0,%0\n" "4:\n" ".previous\n" -@@ -514,7 +516,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) +@@ -515,7 +517,7 @@ static __always_inline __pure bool _static_cpu_has_safe(u16 bit) ".section .discard,\"aw\",@progbits\n" " .byte 0xff + (6f-5f) - (4b-3b)\n" /* size check */ ".previous\n" @@ -17477,7 +17486,7 @@ index 0f1ddee..e2fc3d1 100644 unsigned long y = x - __START_KERNEL_map; diff --git a/arch/x86/include/asm/page_64_types.h b/arch/x86/include/asm/page_64_types.h -index 8de6d9c..6782051 100644 +index d54d1ee..75450b2 100644 --- a/arch/x86/include/asm/page_64_types.h +++ b/arch/x86/include/asm/page_64_types.h @@ -1,7 +1,7 @@ @@ -19208,7 +19217,7 @@ index d7f3b3b..3cc39f1 100644 __switch_canary_iparam \ : "memory", "cc" __EXTRA_CLOBBER) diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h -index e1940c0..ac50dd8 100644 +index e870ea9..0f4c275 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -10,6 +10,7 @@ @@ -21088,10 +21097,10 @@ index 7fd54f0..0691410 100644 obj-y += proc.o capflags.o powerflags.o common.o obj-y += rdrand.o diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c -index c67ffa6..f41fbbf 100644 +index c005fdd..e33da29 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c -@@ -752,7 +752,7 @@ static void init_amd(struct cpuinfo_x86 *c) +@@ -759,7 +759,7 @@ static void init_amd(struct cpuinfo_x86 *c) static unsigned int amd_size_cache(struct cpuinfo_x86 *c, unsigned int size) { /* AMD errata T13 (order #21922) */ @@ -21101,7 +21110,7 @@ index c67ffa6..f41fbbf 100644 if (c->x86_model == 3 && c->x86_mask == 0) size = 64; diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c -index 3f27f5f..6c575e3 100644 +index e6bddd5..517213d 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -88,60 +88,6 @@ static const struct cpu_dev default_cpu = { @@ -21164,8 +21173,8 @@ index 3f27f5f..6c575e3 100644 - static int __init x86_xsave_setup(char *s) { - setup_clear_cpu_cap(X86_FEATURE_XSAVE); -@@ -293,6 +239,59 @@ static __always_inline void setup_smap(struct cpuinfo_x86 *c) + if (strlen(s)) +@@ -295,6 +241,59 @@ static __always_inline void setup_smap(struct cpuinfo_x86 *c) } } @@ -21225,7 +21234,7 @@ index 3f27f5f..6c575e3 100644 /* * Some CPU features depend on higher CPUID levels, which may not always * be available due to CPUID level capping or broken virtualization -@@ -393,7 +392,7 @@ void switch_to_new_gdt(int cpu) +@@ -395,7 +394,7 @@ void switch_to_new_gdt(int cpu) { struct desc_ptr gdt_descr; @@ -21234,7 +21243,7 @@ index 3f27f5f..6c575e3 100644 gdt_descr.size = GDT_SIZE - 1; load_gdt(&gdt_descr); /* Reload the per-cpu base */ -@@ -883,6 +882,10 @@ static void identify_cpu(struct cpuinfo_x86 *c) +@@ -885,6 +884,10 @@ static void identify_cpu(struct cpuinfo_x86 *c) setup_smep(c); setup_smap(c); @@ -21245,7 +21254,7 @@ index 3f27f5f..6c575e3 100644 /* * The vendor-specific functions might have changed features. * Now we do "generic changes." -@@ -891,6 +894,10 @@ static void identify_cpu(struct cpuinfo_x86 *c) +@@ -893,6 +896,10 @@ static void identify_cpu(struct cpuinfo_x86 *c) /* Filter out anything that depends on CPUID levels we don't have */ filter_cpuid_features(c, true); @@ -21256,7 +21265,7 @@ index 3f27f5f..6c575e3 100644 /* If the model name is still unset, do table lookup. */ if (!c->x86_model_id[0]) { const char *p; -@@ -1078,10 +1085,12 @@ static __init int setup_disablecpuid(char *arg) +@@ -1080,10 +1087,12 @@ static __init int setup_disablecpuid(char *arg) } __setup("clearcpuid=", setup_disablecpuid); @@ -21272,7 +21281,7 @@ index 3f27f5f..6c575e3 100644 DEFINE_PER_CPU_FIRST(union irq_stack_union, irq_stack_union) __aligned(PAGE_SIZE) __visible; -@@ -1095,7 +1104,7 @@ DEFINE_PER_CPU(struct task_struct *, current_task) ____cacheline_aligned = +@@ -1097,7 +1106,7 @@ DEFINE_PER_CPU(struct task_struct *, current_task) ____cacheline_aligned = EXPORT_PER_CPU_SYMBOL(current_task); DEFINE_PER_CPU(unsigned long, kernel_stack) = @@ -21281,7 +21290,7 @@ index 3f27f5f..6c575e3 100644 EXPORT_PER_CPU_SYMBOL(kernel_stack); DEFINE_PER_CPU(char *, irq_stack_ptr) = -@@ -1245,7 +1254,7 @@ void cpu_init(void) +@@ -1247,7 +1256,7 @@ void cpu_init(void) load_ucode_ap(); cpu = stack_smp_processor_id(); @@ -21290,7 +21299,7 @@ index 3f27f5f..6c575e3 100644 oist = &per_cpu(orig_ist, cpu); #ifdef CONFIG_NUMA -@@ -1280,7 +1289,6 @@ void cpu_init(void) +@@ -1282,7 +1291,6 @@ void cpu_init(void) wrmsrl(MSR_KERNEL_GS_BASE, 0); barrier(); @@ -21298,7 +21307,7 @@ index 3f27f5f..6c575e3 100644 enable_x2apic(); /* -@@ -1332,7 +1340,7 @@ void cpu_init(void) +@@ -1334,7 +1342,7 @@ void cpu_init(void) { int cpu = smp_processor_id(); struct task_struct *curr = current; @@ -22084,10 +22093,10 @@ index f2a1770..10fa52d 100644 +EXPORT_SYMBOL(pax_check_alloca); +#endif diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c -index addb207..921706b 100644 +index 66e274a..99080e6 100644 --- a/arch/x86/kernel/dumpstack_64.c +++ b/arch/x86/kernel/dumpstack_64.c -@@ -119,9 +119,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, +@@ -118,9 +118,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, unsigned long *irq_stack_end = (unsigned long *)per_cpu(irq_stack_ptr, cpu); unsigned used = 0; @@ -22098,7 +22107,7 @@ index addb207..921706b 100644 if (!task) task = current; -@@ -142,10 +142,10 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, +@@ -141,10 +141,10 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, * current stack address. If the stacks consist of nested * exceptions */ @@ -22110,7 +22119,7 @@ index addb207..921706b 100644 estack_end = in_exception_stack(cpu, (unsigned long)stack, &used, &id); -@@ -153,7 +153,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, +@@ -152,7 +152,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, if (ops->stack(data, id) < 0) break; @@ -22119,7 +22128,7 @@ index addb207..921706b 100644 data, estack_end, &graph); ops->stack(data, "<EOE>"); /* -@@ -161,6 +161,8 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, +@@ -160,6 +160,8 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, * second-to-last pointer (index -2 to end) in the * exception stack: */ @@ -22128,7 +22137,7 @@ index addb207..921706b 100644 stack = (unsigned long *) estack_end[-2]; continue; } -@@ -172,7 +174,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, +@@ -171,7 +173,7 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, if (in_irq_stack(stack, irq_stack, irq_stack_end)) { if (ops->stack(data, "IRQ") < 0) break; @@ -22137,7 +22146,7 @@ index addb207..921706b 100644 ops, data, irq_stack_end, &graph); /* * We link to the next stack (which would be -@@ -191,7 +193,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, +@@ -190,7 +192,9 @@ void dump_trace(struct task_struct *task, struct pt_regs *regs, /* * This handles the process stack: */ @@ -22148,7 +22157,7 @@ index addb207..921706b 100644 put_cpu(); } EXPORT_SYMBOL(dump_trace); -@@ -300,3 +304,50 @@ int is_valid_bugaddr(unsigned long ip) +@@ -299,3 +303,50 @@ int is_valid_bugaddr(unsigned long ip) return ud2 == 0x0b0f; } @@ -23003,7 +23012,7 @@ index c5a9cb9..228d280 100644 /* diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S -index 03cd2a8..d236ccb 100644 +index 02553d6..54e9bd5 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -60,6 +60,8 @@ @@ -23960,32 +23969,16 @@ index 03cd2a8..d236ccb 100644 /* * The iretq could re-enable interrupts: */ -@@ -1145,7 +1641,7 @@ ENTRY(retint_kernel) +@@ -1132,7 +1628,7 @@ ENTRY(retint_kernel) jmp exit_intr #endif CFI_ENDPROC -END(common_interrupt) +ENDPROC(common_interrupt) - /* - * If IRET takes a fault on the espfix stack, then we -@@ -1167,13 +1663,13 @@ __do_double_fault: - cmpq $native_irq_return_iret,%rax - jne do_double_fault /* This shouldn't happen... */ - movq PER_CPU_VAR(kernel_stack),%rax -- subq $(6*8-KERNEL_STACK_OFFSET),%rax /* Reset to original stack */ -+ subq $(6*8),%rax /* Reset to original stack */ - movq %rax,RSP(%rdi) - movq $0,(%rax) /* Missing (lost) #GP error code */ - movq $general_protection,RIP(%rdi) - retq - CFI_ENDPROC --END(__do_double_fault) -+ENDPROC(__do_double_fault) - #else - # define __do_double_fault do_double_fault - #endif -@@ -1195,7 +1691,7 @@ ENTRY(\sym) + /* + * End of kprobes section +@@ -1151,7 +1647,7 @@ ENTRY(\sym) interrupt \do_sym jmp ret_from_intr CFI_ENDPROC @@ -23994,7 +23987,7 @@ index 03cd2a8..d236ccb 100644 .endm #ifdef CONFIG_TRACING -@@ -1283,7 +1779,7 @@ ENTRY(\sym) +@@ -1239,7 +1735,7 @@ ENTRY(\sym) call \do_sym jmp error_exit /* %ebx: no swapgs flag */ CFI_ENDPROC @@ -24003,7 +23996,7 @@ index 03cd2a8..d236ccb 100644 .endm .macro paranoidzeroentry sym do_sym -@@ -1301,10 +1797,10 @@ ENTRY(\sym) +@@ -1257,10 +1753,10 @@ ENTRY(\sym) call \do_sym jmp paranoid_exit /* %ebx: no swapgs flag */ CFI_ENDPROC @@ -24016,7 +24009,7 @@ index 03cd2a8..d236ccb 100644 .macro paranoidzeroentry_ist sym do_sym ist ENTRY(\sym) INTR_FRAME -@@ -1317,12 +1813,18 @@ ENTRY(\sym) +@@ -1273,12 +1769,18 @@ ENTRY(\sym) TRACE_IRQS_OFF_DEBUG movq %rsp,%rdi /* pt_regs pointer */ xorl %esi,%esi /* no error code */ @@ -24036,7 +24029,7 @@ index 03cd2a8..d236ccb 100644 .endm .macro errorentry sym do_sym -@@ -1340,7 +1842,7 @@ ENTRY(\sym) +@@ -1296,7 +1798,7 @@ ENTRY(\sym) call \do_sym jmp error_exit /* %ebx: no swapgs flag */ CFI_ENDPROC @@ -24045,7 +24038,7 @@ index 03cd2a8..d236ccb 100644 .endm #ifdef CONFIG_TRACING -@@ -1371,7 +1873,7 @@ ENTRY(\sym) +@@ -1327,7 +1829,7 @@ ENTRY(\sym) call \do_sym jmp paranoid_exit /* %ebx: no swapgs flag */ CFI_ENDPROC @@ -24054,7 +24047,7 @@ index 03cd2a8..d236ccb 100644 .endm zeroentry divide_error do_divide_error -@@ -1401,9 +1903,10 @@ gs_change: +@@ -1357,9 +1859,10 @@ gs_change: 2: mfence /* workaround */ SWAPGS popfq_cfi @@ -24066,7 +24059,7 @@ index 03cd2a8..d236ccb 100644 _ASM_EXTABLE(gs_change,bad_gs) .section .fixup,"ax" -@@ -1431,9 +1934,10 @@ ENTRY(do_softirq_own_stack) +@@ -1387,9 +1890,10 @@ ENTRY(do_softirq_own_stack) CFI_DEF_CFA_REGISTER rsp CFI_ADJUST_CFA_OFFSET -8 decl PER_CPU_VAR(irq_count) @@ -24078,7 +24071,7 @@ index 03cd2a8..d236ccb 100644 #ifdef CONFIG_XEN zeroentry xen_hypervisor_callback xen_do_hypervisor_callback -@@ -1471,7 +1975,7 @@ ENTRY(xen_do_hypervisor_callback) # do_hypervisor_callback(struct *pt_regs) +@@ -1427,7 +1931,7 @@ ENTRY(xen_do_hypervisor_callback) # do_hypervisor_callback(struct *pt_regs) decl PER_CPU_VAR(irq_count) jmp error_exit CFI_ENDPROC @@ -24087,7 +24080,7 @@ index 03cd2a8..d236ccb 100644 /* * Hypervisor uses this for application faults while it executes. -@@ -1530,7 +2034,7 @@ ENTRY(xen_failsafe_callback) +@@ -1486,7 +1990,7 @@ ENTRY(xen_failsafe_callback) SAVE_ALL jmp error_exit CFI_ENDPROC @@ -24096,7 +24089,7 @@ index 03cd2a8..d236ccb 100644 apicinterrupt3 HYPERVISOR_CALLBACK_VECTOR \ xen_hvm_callback_vector xen_evtchn_do_upcall -@@ -1582,18 +2086,33 @@ ENTRY(paranoid_exit) +@@ -1538,18 +2042,33 @@ ENTRY(paranoid_exit) DEFAULT_FRAME DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF_DEBUG @@ -24132,7 +24125,7 @@ index 03cd2a8..d236ccb 100644 jmp irq_return paranoid_userspace: GET_THREAD_INFO(%rcx) -@@ -1622,7 +2141,7 @@ paranoid_schedule: +@@ -1578,7 +2097,7 @@ paranoid_schedule: TRACE_IRQS_OFF jmp paranoid_userspace CFI_ENDPROC @@ -24141,7 +24134,7 @@ index 03cd2a8..d236ccb 100644 /* * Exception entry point. This expects an error code/orig_rax on the stack. -@@ -1649,12 +2168,23 @@ ENTRY(error_entry) +@@ -1605,12 +2124,23 @@ ENTRY(error_entry) movq_cfi r14, R14+8 movq_cfi r15, R15+8 xorl %ebx,%ebx @@ -24166,16 +24159,16 @@ index 03cd2a8..d236ccb 100644 ret /* -@@ -1681,7 +2211,7 @@ bstep_iret: - movq %rcx,RIP+8(%rsp) - jmp error_swapgs +@@ -1644,7 +2174,7 @@ error_bad_iret: + decl %ebx /* Return to usergs */ + jmp error_sti CFI_ENDPROC -END(error_entry) +ENDPROC(error_entry) /* ebx: no swapgs flag (1: don't need swapgs, 0: need it) */ -@@ -1692,7 +2222,7 @@ ENTRY(error_exit) +@@ -1655,7 +2185,7 @@ ENTRY(error_exit) DISABLE_INTERRUPTS(CLBR_NONE) TRACE_IRQS_OFF GET_THREAD_INFO(%rcx) @@ -24184,7 +24177,7 @@ index 03cd2a8..d236ccb 100644 jne retint_kernel LOCKDEP_SYS_EXIT_IRQ movl TI_flags(%rcx),%edx -@@ -1701,7 +2231,7 @@ ENTRY(error_exit) +@@ -1664,7 +2194,7 @@ ENTRY(error_exit) jnz retint_careful jmp retint_swapgs CFI_ENDPROC @@ -24193,7 +24186,7 @@ index 03cd2a8..d236ccb 100644 /* * Test if a given stack is an NMI stack or not. -@@ -1759,9 +2289,11 @@ ENTRY(nmi) +@@ -1722,9 +2252,11 @@ ENTRY(nmi) * If %cs was not the kernel segment, then the NMI triggered in user * space, which means it is definitely not nested. */ @@ -24206,7 +24199,7 @@ index 03cd2a8..d236ccb 100644 /* * Check the special variable on the stack to see if NMIs are * executing. -@@ -1795,8 +2327,7 @@ nested_nmi: +@@ -1758,8 +2290,7 @@ nested_nmi: 1: /* Set up the interrupted NMIs stack to jump to repeat_nmi */ @@ -24216,7 +24209,7 @@ index 03cd2a8..d236ccb 100644 CFI_ADJUST_CFA_OFFSET 1*8 leaq -10*8(%rsp), %rdx pushq_cfi $__KERNEL_DS -@@ -1814,6 +2345,7 @@ nested_nmi_out: +@@ -1777,6 +2308,7 @@ nested_nmi_out: CFI_RESTORE rdx /* No need to check faults here */ @@ -24224,7 +24217,7 @@ index 03cd2a8..d236ccb 100644 INTERRUPT_RETURN CFI_RESTORE_STATE -@@ -1910,13 +2442,13 @@ end_repeat_nmi: +@@ -1873,13 +2405,13 @@ end_repeat_nmi: subq $ORIG_RAX-R15, %rsp CFI_ADJUST_CFA_OFFSET ORIG_RAX-R15 /* @@ -24240,7 +24233,7 @@ index 03cd2a8..d236ccb 100644 DEFAULT_FRAME 0 /* -@@ -1926,9 +2458,9 @@ end_repeat_nmi: +@@ -1889,9 +2421,9 @@ end_repeat_nmi: * NMI itself takes a page fault, the page fault that was preempted * will read the information from the NMI page fault and not the * origin fault. Save it off and restore it if it changes. @@ -24252,7 +24245,7 @@ index 03cd2a8..d236ccb 100644 /* paranoidentry do_nmi, 0; without TRACE_IRQS_OFF */ movq %rsp,%rdi -@@ -1937,31 +2469,36 @@ end_repeat_nmi: +@@ -1900,31 +2432,36 @@ end_repeat_nmi: /* Did the NMI take a page fault? Restore cr2 if it did */ movq %cr2, %rcx @@ -27775,7 +27768,7 @@ 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..b505597 100644 +index f9d976e..3b48355 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -66,7 +66,7 @@ @@ -27854,7 +27847,7 @@ index 57409f6..b505597 100644 regs->ip, regs->sp, error_code); print_vma_addr(" in ", regs->ip); pr_cont("\n"); -@@ -251,6 +263,11 @@ dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code) +@@ -259,6 +271,11 @@ 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; @@ -27866,7 +27859,7 @@ index 57409f6..b505597 100644 #ifdef CONFIG_DOUBLEFAULT df_debug(regs, error_code); #endif -@@ -273,7 +290,7 @@ do_general_protection(struct pt_regs *regs, long error_code) +@@ -281,7 +298,7 @@ do_general_protection(struct pt_regs *regs, long error_code) conditional_sti(regs); #ifdef CONFIG_X86_32 @@ -27875,7 +27868,7 @@ index 57409f6..b505597 100644 local_irq_enable(); handle_vm86_fault((struct kernel_vm86_regs *) regs, error_code); goto exit; -@@ -281,18 +298,42 @@ do_general_protection(struct pt_regs *regs, long error_code) +@@ -289,18 +306,42 @@ do_general_protection(struct pt_regs *regs, long error_code) #endif tsk = current; @@ -27920,7 +27913,16 @@ index 57409f6..b505597 100644 tsk->thread.error_code = error_code; tsk->thread.trap_nr = X86_TRAP_GP; -@@ -453,7 +494,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code) +@@ -410,7 +451,7 @@ struct bad_iret_stack *fixup_bad_iret(struct bad_iret_stack *s) + /* Copy the remainder of the stack from the current stack. */ + memmove(new_stack, s, offsetof(struct bad_iret_stack, regs.ip)); + +- BUG_ON(!user_mode_vm(&new_stack->regs)); ++ BUG_ON(!user_mode(&new_stack->regs)); + return new_stack; + } + #endif +@@ -490,7 +531,7 @@ 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); @@ -27929,7 +27931,7 @@ index 57409f6..b505597 100644 handle_vm86_trap((struct kernel_vm86_regs *) regs, error_code, X86_TRAP_DB); preempt_conditional_cli(regs); -@@ -468,7 +509,7 @@ dotraplinkage void __kprobes do_debug(struct pt_regs *regs, long error_code) +@@ -505,7 +546,7 @@ 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. */ @@ -27938,7 +27940,7 @@ index 57409f6..b505597 100644 tsk->thread.debugreg6 &= ~DR_STEP; set_tsk_thread_flag(tsk, TIF_SINGLESTEP); regs->flags &= ~X86_EFLAGS_TF; -@@ -500,7 +541,7 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr) +@@ -537,7 +578,7 @@ void math_error(struct pt_regs *regs, int error_code, int trapnr) return; conditional_sti(regs); @@ -33020,7 +33022,7 @@ index e395048..cd38278 100644 printk(KERN_INFO "Write protecting the kernel text: %luk\n", size >> 10); diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c -index f35c66c..84b95ef 100644 +index 2308a40..b17a80d 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -151,7 +151,7 @@ early_param("gbpages", parse_direct_gbpages_on); @@ -33144,7 +33146,7 @@ index f35c66c..84b95ef 100644 spin_unlock(&init_mm.page_table_lock); pgd_changed = true; } -@@ -1188,8 +1209,8 @@ int kern_addr_valid(unsigned long addr) +@@ -1197,8 +1218,8 @@ int kern_addr_valid(unsigned long addr) static struct vm_area_struct gate_vma = { .vm_start = VSYSCALL_START, .vm_end = VSYSCALL_START + (VSYSCALL_MAPPED_PAGES * PAGE_SIZE), @@ -33155,7 +33157,7 @@ index f35c66c..84b95ef 100644 }; struct vm_area_struct *get_gate_vma(struct mm_struct *mm) -@@ -1223,7 +1244,7 @@ int in_gate_area_no_mm(unsigned long addr) +@@ -1232,7 +1253,7 @@ int in_gate_area_no_mm(unsigned long addr) const char *arch_vma_name(struct vm_area_struct *vma) { @@ -43627,6 +43629,19 @@ index 1946101..09766d2 100644 #include "qib_common.h" #include "qib_verbs.h" +diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c +index ce953d8..da10215 100644 +--- a/drivers/input/evdev.c ++++ b/drivers/input/evdev.c +@@ -422,7 +422,7 @@ static int evdev_open(struct inode *inode, struct file *file) + + err_free_client: + evdev_detach_client(evdev, client); +- kfree(client); ++ kvfree(client); + return error; + } + diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index 24c41ba..102d71f 100644 --- a/drivers/input/gameport/gameport.c @@ -43683,7 +43698,7 @@ index 4a95b22..874c182 100644 #include <linux/gameport.h> #include <linux/jiffies.h> diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c -index 603fe0d..f63decc 100644 +index 517829f..5e075c3 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -737,7 +737,7 @@ static void xpad_led_set(struct led_classdev *led_cdev, @@ -47418,7 +47433,7 @@ index c05b66d..ed69872 100644 break; } diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c -index 80bfa03..45114e6 100644 +index 80bfa03..1114364 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -534,7 +534,7 @@ static void accumulate_16bit_val(u32 *acc, u16 val) @@ -47430,6 +47445,16 @@ index 80bfa03..45114e6 100644 } static void populate_erx_stats(struct be_adapter *adapter, +@@ -4002,6 +4002,9 @@ static int be_ndo_bridge_setlink(struct net_device *dev, + if (nla_type(attr) != IFLA_BRIDGE_MODE) + continue; + ++ if (nla_len(attr) < sizeof(mode)) ++ return -EINVAL; ++ + mode = nla_get_u16(attr); + if (mode != BRIDGE_MODE_VEPA && mode != BRIDGE_MODE_VEB) + return -EINVAL; diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index c11ecbc..13bb299 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c @@ -47469,6 +47494,20 @@ index e33ec6c..f54cfe7 100644 smp_mb(); /* Force the above update. */ } +diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +index 18076c4..c2cb27f 100644 +--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c ++++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +@@ -7571,6 +7571,9 @@ static int ixgbe_ndo_bridge_setlink(struct net_device *dev, + if (nla_type(attr) != IFLA_BRIDGE_MODE) + continue; + ++ if (nla_len(attr) < sizeof(mode)) ++ return -EINVAL; ++ + mode = nla_get_u16(attr); + if (mode == BRIDGE_MODE_VEPA) { + reg = 0; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c index 5184e2a..acb28c3 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ptp.c @@ -47675,7 +47714,7 @@ index b54fd25..9bd2bae 100644 /* Ignore return since this msg is optional. */ rndis_filter_send_request(dev, request); diff --git a/drivers/net/ieee802154/fakehard.c b/drivers/net/ieee802154/fakehard.c -index bf0d55e..82bcfbd1 100644 +index 6adbef8..cd6a5f1 100644 --- a/drivers/net/ieee802154/fakehard.c +++ b/drivers/net/ieee802154/fakehard.c @@ -364,7 +364,7 @@ static int ieee802154fake_probe(struct platform_device *pdev) @@ -47776,21 +47815,6 @@ index 5a1897d..e860630 100644 break; err = 0; break; -diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c -index 1aff970..cc2ee29 100644 ---- a/drivers/net/ppp/pptp.c -+++ b/drivers/net/ppp/pptp.c -@@ -506,7 +506,9 @@ static int pptp_getname(struct socket *sock, struct sockaddr *uaddr, - int len = sizeof(struct sockaddr_pppox); - struct sockaddr_pppox sp; - -- sp.sa_family = AF_PPPOX; -+ memset(&sp.sa_addr, 0, sizeof(sp.sa_addr)); -+ -+ sp.sa_family = AF_PPPOX; - sp.sa_protocol = PX_PROTO_PPTP; - sp.sa_addr.pptp = pppox_sk(sock->sk)->proto.pptp.src_addr; - diff --git a/drivers/net/slip/slhc.c b/drivers/net/slip/slhc.c index 1252d9c..80e660b 100644 --- a/drivers/net/slip/slhc.c @@ -48771,10 +48795,10 @@ index 5d45a1a..6f5f041 100644 static inline struct rt2x00_intf* vif_to_intf(struct ieee80211_vif *vif) diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c -index 5642ccc..01f03eb 100644 +index 22d49d5..dd5e4d7 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c -@@ -250,9 +250,9 @@ static void rt2x00queue_create_tx_descriptor_seq(struct rt2x00_dev *rt2x00dev, +@@ -224,9 +224,9 @@ static void rt2x00queue_create_tx_descriptor_seq(struct rt2x00_dev *rt2x00dev, * sequence counter given by mac80211. */ if (test_bit(ENTRY_TXD_FIRST_FRAGMENT, &txdesc->flags)) @@ -48868,6 +48892,29 @@ index a912dc0..a8225ba 100644 u16 int_num; ZD_ASSERT(in_interrupt()); +diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c +index e30d800..19db057 100644 +--- a/drivers/net/xen-netfront.c ++++ b/drivers/net/xen-netfront.c +@@ -469,9 +469,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct net_device *dev, + len = skb_frag_size(frag); + offset = frag->page_offset; + +- /* Data must not cross a page boundary. */ +- BUG_ON(len + offset > PAGE_SIZE<<compound_order(page)); +- + /* Skip unused frames from start of page */ + page += offset >> PAGE_SHIFT; + offset &= ~PAGE_MASK; +@@ -479,8 +476,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct net_device *dev, + while (len > 0) { + unsigned long bytes; + +- BUG_ON(offset >= PAGE_SIZE); +- + bytes = PAGE_SIZE - offset; + if (bytes > len) + bytes = len; diff --git a/drivers/nfc/nfcwilink.c b/drivers/nfc/nfcwilink.c index 683671a..4519fc2 100644 --- a/drivers/nfc/nfcwilink.c @@ -49200,7 +49247,7 @@ index 53b58de..4479896 100644 int retval = -ENOMEM; diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c -index fb02fc2..83dc2c3 100644 +index ced17f2..185c792 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -524,8 +524,8 @@ static int populate_msi_sysfs(struct pci_dev *pdev) @@ -49285,7 +49332,7 @@ index e1e7026..d28dd33 100644 #define ASPM_STATE_ALL (ASPM_STATE_L0S | ASPM_STATE_L1) diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c -index 6e34498..9911975 100644 +index 34dff3a..70a5646 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -175,7 +175,7 @@ int __pci_read_base(struct pci_dev *dev, enum pci_bar_type type, @@ -51895,7 +51942,7 @@ index 38b4be2..c68af1c 100644 spin_lock_init(&dev->t10_wwn.t10_vpd_lock); INIT_LIST_HEAD(&dev->t10_pr.registration_list); diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c -index 9232c773..e42a77a 100644 +index e6463ef..357ef0a 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -1154,7 +1154,7 @@ transport_check_alloc_task_attr(struct se_cmd *cmd) @@ -57561,10 +57608,10 @@ index ce25d75..dc09eeb 100644 &data); if (!inode) { diff --git a/fs/aio.c b/fs/aio.c -index f45ddaa..0160abc 100644 +index 2f7e8c2..6c0f6ec 100644 --- a/fs/aio.c +++ b/fs/aio.c -@@ -381,7 +381,7 @@ static int aio_setup_ring(struct kioctx *ctx) +@@ -389,7 +389,7 @@ static int aio_setup_ring(struct kioctx *ctx) size += sizeof(struct io_event) * nr_events; nr_pages = PFN_UP(size); @@ -61264,6 +61311,72 @@ index 8825154..af51586 100644 } static int +diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c +index 6df8d3d..b8b92c2 100644 +--- a/fs/fat/namei_vfat.c ++++ b/fs/fat/namei_vfat.c +@@ -736,7 +736,12 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry, + } + + alias = d_find_alias(inode); +- if (alias && !vfat_d_anon_disconn(alias)) { ++ /* ++ * Checking "alias->d_parent == dentry->d_parent" to make sure ++ * FS is not corrupted (especially double linked dir). ++ */ ++ if (alias && alias->d_parent == dentry->d_parent && ++ !vfat_d_anon_disconn(alias)) { + /* + * This inode has non anonymous-DCACHE_DISCONNECTED + * dentry. This means, the user did ->lookup() by an +@@ -755,12 +760,9 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry, + + out: + mutex_unlock(&MSDOS_SB(sb)->s_lock); +- dentry->d_time = dentry->d_parent->d_inode->i_version; +- dentry = d_splice_alias(inode, dentry); +- if (dentry) +- dentry->d_time = dentry->d_parent->d_inode->i_version; +- return dentry; +- ++ if (!inode) ++ dentry->d_time = dir->i_version; ++ return d_splice_alias(inode, dentry); + error: + mutex_unlock(&MSDOS_SB(sb)->s_lock); + return ERR_PTR(err); +@@ -793,7 +795,6 @@ static int vfat_create(struct inode *dir, struct dentry *dentry, umode_t mode, + inode->i_mtime = inode->i_atime = inode->i_ctime = ts; + /* timestamp is already written, so mark_inode_dirty() is unneeded. */ + +- dentry->d_time = dentry->d_parent->d_inode->i_version; + d_instantiate(dentry, inode); + out: + mutex_unlock(&MSDOS_SB(sb)->s_lock); +@@ -824,6 +825,7 @@ static int vfat_rmdir(struct inode *dir, struct dentry *dentry) + clear_nlink(inode); + inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC; + fat_detach(inode); ++ dentry->d_time = dir->i_version; + out: + mutex_unlock(&MSDOS_SB(sb)->s_lock); + +@@ -849,6 +851,7 @@ static int vfat_unlink(struct inode *dir, struct dentry *dentry) + clear_nlink(inode); + inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC; + fat_detach(inode); ++ dentry->d_time = dir->i_version; + out: + mutex_unlock(&MSDOS_SB(sb)->s_lock); + +@@ -889,7 +892,6 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) + inode->i_mtime = inode->i_atime = inode->i_ctime = ts; + /* timestamp is already written, so mark_inode_dirty() is unneeded. */ + +- dentry->d_time = dentry->d_parent->d_inode->i_version; + d_instantiate(dentry, inode); + + mutex_unlock(&MSDOS_SB(sb)->s_lock); diff --git a/fs/fcntl.c b/fs/fcntl.c index ef68665..5deacdc 100644 --- a/fs/fcntl.c @@ -63190,7 +63303,7 @@ index acd3947..1f896e2 100644 memcpy(c->data, &cookie, 4); c->len=4; diff --git a/fs/locks.c b/fs/locks.c -index 4dd39b9..12d6aaf 100644 +index 2c61c4e..ee5c867 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -2218,16 +2218,16 @@ void locks_remove_flock(struct file *filp) @@ -64044,10 +64157,10 @@ index 8657335..cd3e37f 100644 [OP_CLOSE] = (nfsd4_dec)nfsd4_decode_close, [OP_COMMIT] = (nfsd4_dec)nfsd4_decode_commit, diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c -index f8f060f..d9a7258 100644 +index 6040da8..e8607ce 100644 --- a/fs/nfsd/nfscache.c +++ b/fs/nfsd/nfscache.c -@@ -519,14 +519,17 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) +@@ -518,14 +518,17 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) { struct svc_cacherep *rp = rqstp->rq_cacherep; struct kvec *resv = &rqstp->rq_res.head[0], *cachv; @@ -64068,7 +64181,7 @@ index f8f060f..d9a7258 100644 /* Don't cache excessive amounts of data and XDR failures */ if (!statp || len > (256 >> 2)) { -@@ -537,7 +540,7 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) +@@ -536,7 +539,7 @@ nfsd_cache_update(struct svc_rqst *rqstp, int cachetype, __be32 *statp) switch (cachetype) { case RC_REPLSTAT: if (len != 1) @@ -78573,7 +78686,7 @@ index 77ff547..181834f 100644 #define pud_none(pud) 0 #define pud_bad(pud) 0 diff --git a/include/asm-generic/atomic-long.h b/include/asm-generic/atomic-long.h -index b7babf0..97f4c4f 100644 +index b7babf0..1e4b4f1 100644 --- a/include/asm-generic/atomic-long.h +++ b/include/asm-generic/atomic-long.h @@ -22,6 +22,12 @@ @@ -78834,7 +78947,15 @@ index b7babf0..97f4c4f 100644 static inline int atomic_long_sub_and_test(long i, atomic_long_t *l) { atomic_t *v = (atomic_t *)l; -@@ -218,6 +356,16 @@ static inline long atomic_long_add_return(long i, atomic_long_t *l) +@@ -211,13 +349,23 @@ static inline int atomic_long_add_negative(long i, atomic_long_t *l) + return atomic_add_negative(i, v); + } + +-static inline long atomic_long_add_return(long i, atomic_long_t *l) ++static inline long __intentional_overflow(-1) atomic_long_add_return(long i, atomic_long_t *l) + { + atomic_t *v = (atomic_t *)l; + return (long)atomic_add_return(i, v); } @@ -79478,10 +79599,10 @@ index b4a745d..e3c0942 100644 extern void __register_binfmt(struct linux_binfmt *fmt, int insert); diff --git a/include/linux/bitops.h b/include/linux/bitops.h -index be5fd38..d71192a 100644 +index 5d858e0..336c1d9 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h -@@ -102,7 +102,7 @@ static inline __u64 ror64(__u64 word, unsigned int shift) +@@ -105,7 +105,7 @@ static inline __u64 ror64(__u64 word, unsigned int shift) * @word: value to rotate * @shift: bits to roll */ @@ -79490,7 +79611,7 @@ index be5fd38..d71192a 100644 { return (word << shift) | (word >> (32 - shift)); } -@@ -112,7 +112,7 @@ static inline __u32 rol32(__u32 word, unsigned int shift) +@@ -115,7 +115,7 @@ static inline __u32 rol32(__u32 word, unsigned int shift) * @word: value to rotate * @shift: bits to roll */ @@ -79499,7 +79620,7 @@ index be5fd38..d71192a 100644 { return (word >> shift) | (word << (32 - shift)); } -@@ -168,7 +168,7 @@ static inline __s32 sign_extend32(__u32 value, int index) +@@ -171,7 +171,7 @@ static inline __s32 sign_extend32(__u32 value, int index) return (__s32)(value << shift) >> shift; } @@ -82447,7 +82568,7 @@ index 5bba088..7ad4ae7 100644 static inline int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst) diff --git a/include/linux/mm.h b/include/linux/mm.h -index d5039da..71096b6 100644 +index d5039da..152c9ea 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -127,6 +127,11 @@ extern unsigned int kobjsize(const void *objp); @@ -82481,7 +82602,16 @@ index d5039da..71096b6 100644 struct mmu_gather; struct inode; -@@ -1120,8 +1126,8 @@ int follow_pfn(struct vm_area_struct *vma, unsigned long address, +@@ -362,6 +368,8 @@ static inline int is_vmalloc_or_module_addr(const void *x) + } + #endif + ++extern void kvfree(const void *addr); ++ + static inline void compound_lock(struct page *page) + { + #ifdef CONFIG_TRANSPARENT_HUGEPAGE +@@ -1120,8 +1128,8 @@ int follow_pfn(struct vm_area_struct *vma, unsigned long address, unsigned long *pfn); int follow_phys(struct vm_area_struct *vma, unsigned long address, unsigned int flags, unsigned long *prot, resource_size_t *phys); @@ -82492,7 +82622,7 @@ index d5039da..71096b6 100644 static inline void unmap_shared_mapping_range(struct address_space *mapping, loff_t const holebegin, loff_t const holelen) -@@ -1161,9 +1167,9 @@ static inline int fixup_user_fault(struct task_struct *tsk, +@@ -1161,9 +1169,9 @@ static inline int fixup_user_fault(struct task_struct *tsk, } #endif @@ -82505,7 +82635,7 @@ index d5039da..71096b6 100644 long __get_user_pages(struct task_struct *tsk, struct mm_struct *mm, unsigned long start, unsigned long nr_pages, -@@ -1195,34 +1201,6 @@ int set_page_dirty(struct page *page); +@@ -1195,34 +1203,6 @@ int set_page_dirty(struct page *page); int set_page_dirty_lock(struct page *page); int clear_page_dirty_for_io(struct page *page); @@ -82540,7 +82670,7 @@ index d5039da..71096b6 100644 extern pid_t vm_is_stack(struct task_struct *task, struct vm_area_struct *vma, int in_group); -@@ -1322,6 +1300,15 @@ static inline void sync_mm_rss(struct mm_struct *mm) +@@ -1322,6 +1302,15 @@ static inline void sync_mm_rss(struct mm_struct *mm) } #endif @@ -82556,7 +82686,7 @@ index d5039da..71096b6 100644 int vma_wants_writenotify(struct vm_area_struct *vma); extern pte_t *__get_locked_pte(struct mm_struct *mm, unsigned long addr, -@@ -1340,8 +1327,15 @@ static inline int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, +@@ -1340,8 +1329,15 @@ static inline int __pud_alloc(struct mm_struct *mm, pgd_t *pgd, { return 0; } @@ -82572,7 +82702,7 @@ index d5039da..71096b6 100644 #endif #ifdef __PAGETABLE_PMD_FOLDED -@@ -1350,8 +1344,15 @@ static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud, +@@ -1350,8 +1346,15 @@ static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud, { return 0; } @@ -82588,7 +82718,7 @@ index d5039da..71096b6 100644 #endif int __pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma, -@@ -1369,11 +1370,23 @@ static inline pud_t *pud_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long a +@@ -1369,11 +1372,23 @@ static inline pud_t *pud_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long a NULL: pud_offset(pgd, address); } @@ -82612,7 +82742,7 @@ index d5039da..71096b6 100644 #endif /* CONFIG_MMU && !__ARCH_HAS_4LEVEL_HACK */ #if USE_SPLIT_PTE_PTLOCKS -@@ -1763,7 +1776,7 @@ extern int install_special_mapping(struct mm_struct *mm, +@@ -1763,7 +1778,7 @@ extern int install_special_mapping(struct mm_struct *mm, unsigned long addr, unsigned long len, unsigned long flags, struct page **pages); @@ -82621,7 +82751,7 @@ index d5039da..71096b6 100644 extern unsigned long mmap_region(struct file *file, unsigned long addr, unsigned long len, vm_flags_t vm_flags, unsigned long pgoff); -@@ -1771,6 +1784,7 @@ extern unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, +@@ -1771,6 +1786,7 @@ extern unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long pgoff, unsigned long *populate); extern int do_munmap(struct mm_struct *, unsigned long, size_t); @@ -82629,7 +82759,7 @@ index d5039da..71096b6 100644 #ifdef CONFIG_MMU extern int __mm_populate(unsigned long addr, unsigned long len, -@@ -1799,10 +1813,11 @@ struct vm_unmapped_area_info { +@@ -1799,10 +1815,11 @@ struct vm_unmapped_area_info { unsigned long high_limit; unsigned long align_mask; unsigned long align_offset; @@ -82643,7 +82773,7 @@ index d5039da..71096b6 100644 /* * Search for an unmapped address range. -@@ -1814,7 +1829,7 @@ extern unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info); +@@ -1814,7 +1831,7 @@ extern unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info); * - satisfies (begin_addr & align_mask) == (align_offset & align_mask) */ static inline unsigned long @@ -82652,7 +82782,7 @@ index d5039da..71096b6 100644 { if (!(info->flags & VM_UNMAPPED_AREA_TOPDOWN)) return unmapped_area(info); -@@ -1874,6 +1889,10 @@ extern struct vm_area_struct * find_vma(struct mm_struct * mm, unsigned long add +@@ -1874,6 +1891,10 @@ extern struct vm_area_struct * find_vma(struct mm_struct * mm, unsigned long add extern struct vm_area_struct * find_vma_prev(struct mm_struct * mm, unsigned long addr, struct vm_area_struct **pprev); @@ -82663,7 +82793,7 @@ index d5039da..71096b6 100644 /* Look up the first VMA which intersects the interval start_addr..end_addr-1, NULL if none. Assume start_addr < end_addr. */ static inline struct vm_area_struct * find_vma_intersection(struct mm_struct * mm, unsigned long start_addr, unsigned long end_addr) -@@ -1902,15 +1921,6 @@ static inline struct vm_area_struct *find_exact_vma(struct mm_struct *mm, +@@ -1902,15 +1923,6 @@ static inline struct vm_area_struct *find_exact_vma(struct mm_struct *mm, return vma; } @@ -82679,7 +82809,7 @@ index d5039da..71096b6 100644 #ifdef CONFIG_NUMA_BALANCING unsigned long change_prot_numa(struct vm_area_struct *vma, unsigned long start, unsigned long end); -@@ -1962,6 +1972,11 @@ void vm_stat_account(struct mm_struct *, unsigned long, struct file *, long); +@@ -1962,6 +1974,11 @@ void vm_stat_account(struct mm_struct *, unsigned long, struct file *, long); static inline void vm_stat_account(struct mm_struct *mm, unsigned long flags, struct file *file, long pages) { @@ -82691,7 +82821,7 @@ index d5039da..71096b6 100644 mm->total_vm += pages; } #endif /* CONFIG_PROC_FS */ -@@ -2043,7 +2058,7 @@ extern int unpoison_memory(unsigned long pfn); +@@ -2043,7 +2060,7 @@ extern int unpoison_memory(unsigned long pfn); extern int sysctl_memory_failure_early_kill; extern int sysctl_memory_failure_recovery; extern void shake_page(struct page *p, int access); @@ -82700,7 +82830,7 @@ index d5039da..71096b6 100644 extern int soft_offline_page(struct page *page, int flags); #if defined(CONFIG_TRANSPARENT_HUGEPAGE) || defined(CONFIG_HUGETLBFS) -@@ -2078,5 +2093,11 @@ void __init setup_nr_node_ids(void); +@@ -2078,5 +2095,11 @@ void __init setup_nr_node_ids(void); static inline void setup_nr_node_ids(void) {} #endif @@ -85317,7 +85447,7 @@ index 9a36d92..0aafe2a 100644 void v9fs_register_trans(struct p9_trans_module *m); void v9fs_unregister_trans(struct p9_trans_module *m); diff --git a/include/net/af_unix.h b/include/net/af_unix.h -index a175ba4..196eb82 100644 +index a175ba4..196eb8242 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -36,7 +36,7 @@ struct unix_skb_parms { @@ -88172,10 +88302,10 @@ index 569b2187..19940d9 100644 /* Callchain handling */ extern struct perf_callchain_entry * diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c -index 307d87c..6466cbe 100644 +index 1139b22..5aac2f9 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c -@@ -1666,7 +1666,7 @@ static int is_trap_at_addr(struct mm_struct *mm, unsigned long vaddr) +@@ -1665,7 +1665,7 @@ static int is_trap_at_addr(struct mm_struct *mm, unsigned long vaddr) { struct page *page; uprobe_opcode_t opcode; @@ -94943,7 +95073,7 @@ index a98c7fc..393f8f1 100644 } unset_migratetype_isolate(page, MIGRATE_MOVABLE); diff --git a/mm/memory.c b/mm/memory.c -index 492e36f..b153792 100644 +index 492e36f..732f880 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -403,6 +403,7 @@ static inline void free_pmd_range(struct mmu_gather *tlb, pud_t *pud, @@ -94993,6 +95123,39 @@ index 492e36f..b153792 100644 vma->vm_file->f_op->mmap); dump_stack(); add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); +@@ -808,20 +814,20 @@ copy_one_pte(struct mm_struct *dst_mm, struct mm_struct *src_mm, + if (!pte_file(pte)) { + swp_entry_t entry = pte_to_swp_entry(pte); + +- if (swap_duplicate(entry) < 0) +- return entry.val; ++ if (likely(!non_swap_entry(entry))) { ++ if (swap_duplicate(entry) < 0) ++ return entry.val; + +- /* make sure dst_mm is on swapoff's mmlist. */ +- if (unlikely(list_empty(&dst_mm->mmlist))) { +- spin_lock(&mmlist_lock); +- if (list_empty(&dst_mm->mmlist)) +- list_add(&dst_mm->mmlist, +- &src_mm->mmlist); +- spin_unlock(&mmlist_lock); +- } +- if (likely(!non_swap_entry(entry))) ++ /* make sure dst_mm is on swapoff's mmlist. */ ++ if (unlikely(list_empty(&dst_mm->mmlist))) { ++ spin_lock(&mmlist_lock); ++ if (list_empty(&dst_mm->mmlist)) ++ list_add(&dst_mm->mmlist, ++ &src_mm->mmlist); ++ spin_unlock(&mmlist_lock); ++ } + rss[MM_SWAPENTS]++; +- else if (is_migration_entry(entry)) { ++ } else if (is_migration_entry(entry)) { + page = migration_entry_to_page(entry); + + if (PageAnon(page)) @@ -1137,8 +1143,10 @@ again: if (unlikely(page_mapcount(page) < 0)) print_bad_pte(vma, addr, ptent, page); @@ -95828,7 +95991,7 @@ index b1eb536..091d154 100644 capable(CAP_IPC_LOCK)) ret = do_mlockall(flags); diff --git a/mm/mmap.c b/mm/mmap.c -index dfe90657..3892436 100644 +index dfe90657..390920e 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -37,6 +37,7 @@ @@ -95914,7 +96077,21 @@ index dfe90657..3892436 100644 if (rlim < RLIM_INFINITY && (brk - mm->start_brk) + (mm->end_data - mm->start_data) > rlim) goto out; -@@ -942,6 +970,12 @@ static int +@@ -745,8 +773,11 @@ again: remove_next = 1 + (end > next->vm_end); + * shrinking vma had, to cover any anon pages imported. + */ + if (exporter && exporter->anon_vma && !importer->anon_vma) { +- if (anon_vma_clone(importer, exporter)) +- return -ENOMEM; ++ int error; ++ ++ error = anon_vma_clone(importer, exporter); ++ if (error) ++ return error; + importer->anon_vma = exporter->anon_vma; + } + } +@@ -942,6 +973,12 @@ static int can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags, struct anon_vma *anon_vma, struct file *file, pgoff_t vm_pgoff) { @@ -95927,7 +96104,7 @@ index dfe90657..3892436 100644 if (is_mergeable_vma(vma, file, vm_flags) && is_mergeable_anon_vma(anon_vma, vma->anon_vma, vma)) { if (vma->vm_pgoff == vm_pgoff) -@@ -961,6 +995,12 @@ static int +@@ -961,6 +998,12 @@ static int can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, struct anon_vma *anon_vma, struct file *file, pgoff_t vm_pgoff) { @@ -95940,7 +96117,7 @@ index dfe90657..3892436 100644 if (is_mergeable_vma(vma, file, vm_flags) && is_mergeable_anon_vma(anon_vma, vma->anon_vma, vma)) { pgoff_t vm_pglen; -@@ -1003,13 +1043,20 @@ can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, +@@ -1003,13 +1046,20 @@ can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, struct vm_area_struct *vma_merge(struct mm_struct *mm, struct vm_area_struct *prev, unsigned long addr, unsigned long end, unsigned long vm_flags, @@ -95962,7 +96139,7 @@ index dfe90657..3892436 100644 /* * We later require that vma->vm_flags == vm_flags, * so this tests vma->vm_flags & VM_SPECIAL, too. -@@ -1025,6 +1072,15 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, +@@ -1025,6 +1075,15 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, if (next && next->vm_end == end) /* cases 6, 7, 8 */ next = next->vm_next; @@ -95978,7 +96155,7 @@ index dfe90657..3892436 100644 /* * Can it merge with the predecessor? */ -@@ -1044,9 +1100,24 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, +@@ -1044,9 +1103,24 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, /* cases 1, 6 */ err = vma_adjust(prev, prev->vm_start, next->vm_end, prev->vm_pgoff, NULL); @@ -96004,7 +96181,7 @@ index dfe90657..3892436 100644 if (err) return NULL; khugepaged_enter_vma_merge(prev); -@@ -1060,12 +1131,27 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, +@@ -1060,12 +1134,27 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, mpol_equal(policy, vma_policy(next)) && can_vma_merge_before(next, vm_flags, anon_vma, file, pgoff+pglen)) { @@ -96034,7 +96211,7 @@ index dfe90657..3892436 100644 if (err) return NULL; khugepaged_enter_vma_merge(area); -@@ -1174,8 +1260,10 @@ none: +@@ -1174,8 +1263,10 @@ none: void vm_stat_account(struct mm_struct *mm, unsigned long flags, struct file *file, long pages) { @@ -96047,7 +96224,7 @@ index dfe90657..3892436 100644 mm->total_vm += pages; -@@ -1183,7 +1271,7 @@ void vm_stat_account(struct mm_struct *mm, unsigned long flags, +@@ -1183,7 +1274,7 @@ void vm_stat_account(struct mm_struct *mm, unsigned long flags, mm->shared_vm += pages; if ((flags & (VM_EXEC|VM_WRITE)) == VM_EXEC) mm->exec_vm += pages; @@ -96056,7 +96233,7 @@ index dfe90657..3892436 100644 mm->stack_vm += pages; } #endif /* CONFIG_PROC_FS */ -@@ -1213,6 +1301,7 @@ static inline int mlock_future_check(struct mm_struct *mm, +@@ -1213,6 +1304,7 @@ static inline int mlock_future_check(struct mm_struct *mm, locked += mm->locked_vm; lock_limit = rlimit(RLIMIT_MEMLOCK); lock_limit >>= PAGE_SHIFT; @@ -96064,7 +96241,7 @@ index dfe90657..3892436 100644 if (locked > lock_limit && !capable(CAP_IPC_LOCK)) return -EAGAIN; } -@@ -1239,7 +1328,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, +@@ -1239,7 +1331,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, * (the exception is when the underlying filesystem is noexec * mounted, in which case we dont add PROT_EXEC.) */ @@ -96073,7 +96250,7 @@ index dfe90657..3892436 100644 if (!(file && (file->f_path.mnt->mnt_flags & MNT_NOEXEC))) prot |= PROT_EXEC; -@@ -1265,7 +1354,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, +@@ -1265,7 +1357,7 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, /* Obtain the address to map to. we verify (or select) it and ensure * that it represents a valid section of the address space. */ @@ -96082,7 +96259,7 @@ index dfe90657..3892436 100644 if (addr & ~PAGE_MASK) return addr; -@@ -1276,6 +1365,43 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, +@@ -1276,6 +1368,43 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, vm_flags = calc_vm_prot_bits(prot) | calc_vm_flag_bits(flags) | mm->def_flags | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC; @@ -96126,7 +96303,7 @@ index dfe90657..3892436 100644 if (flags & MAP_LOCKED) if (!can_do_mlock()) return -EPERM; -@@ -1363,6 +1489,9 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, +@@ -1363,6 +1492,9 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr, vm_flags |= VM_NORESERVE; } @@ -96136,7 +96313,7 @@ index dfe90657..3892436 100644 addr = mmap_region(file, addr, len, vm_flags, pgoff); if (!IS_ERR_VALUE(addr) && ((vm_flags & VM_LOCKED) || -@@ -1456,7 +1585,7 @@ int vma_wants_writenotify(struct vm_area_struct *vma) +@@ -1456,7 +1588,7 @@ int vma_wants_writenotify(struct vm_area_struct *vma) vm_flags_t vm_flags = vma->vm_flags; /* If it was private or non-writable, the write bit is already clear */ @@ -96145,7 +96322,7 @@ index dfe90657..3892436 100644 return 0; /* The backer wishes to know when pages are first written to? */ -@@ -1502,7 +1631,22 @@ unsigned long mmap_region(struct file *file, unsigned long addr, +@@ -1502,7 +1634,22 @@ unsigned long mmap_region(struct file *file, unsigned long addr, struct rb_node **rb_link, *rb_parent; unsigned long charged = 0; @@ -96168,7 +96345,7 @@ index dfe90657..3892436 100644 if (!may_expand_vm(mm, len >> PAGE_SHIFT)) { unsigned long nr_pages; -@@ -1521,11 +1665,10 @@ unsigned long mmap_region(struct file *file, unsigned long addr, +@@ -1521,11 +1668,10 @@ unsigned long mmap_region(struct file *file, unsigned long addr, /* Clear old maps */ error = -ENOMEM; @@ -96181,7 +96358,7 @@ index dfe90657..3892436 100644 } /* -@@ -1556,6 +1699,16 @@ munmap_back: +@@ -1556,6 +1702,16 @@ munmap_back: goto unacct_error; } @@ -96198,7 +96375,7 @@ index dfe90657..3892436 100644 vma->vm_mm = mm; vma->vm_start = addr; vma->vm_end = addr + len; -@@ -1575,6 +1728,13 @@ munmap_back: +@@ -1575,6 +1731,13 @@ munmap_back: if (error) goto unmap_and_free_vma; @@ -96212,7 +96389,7 @@ index dfe90657..3892436 100644 /* Can addr have changed?? * * Answer: Yes, several device drivers can do it in their -@@ -1608,6 +1768,12 @@ munmap_back: +@@ -1608,6 +1771,12 @@ munmap_back: } vma_link(mm, vma, prev, rb_link, rb_parent); @@ -96225,7 +96402,7 @@ index dfe90657..3892436 100644 /* Once vma denies write, undo our temporary denial count */ if (vm_flags & VM_DENYWRITE) allow_write_access(file); -@@ -1616,6 +1782,7 @@ out: +@@ -1616,6 +1785,7 @@ out: perf_event_mmap(vma); vm_stat_account(mm, vm_flags, file, len >> PAGE_SHIFT); @@ -96233,7 +96410,7 @@ index dfe90657..3892436 100644 if (vm_flags & VM_LOCKED) { if (!((vm_flags & VM_SPECIAL) || is_vm_hugetlb_page(vma) || vma == get_gate_vma(current->mm))) -@@ -1648,6 +1815,12 @@ unmap_and_free_vma: +@@ -1648,6 +1818,12 @@ unmap_and_free_vma: unmap_region(mm, vma, prev, vma->vm_start, vma->vm_end); charged = 0; free_vma: @@ -96246,7 +96423,7 @@ index dfe90657..3892436 100644 kmem_cache_free(vm_area_cachep, vma); unacct_error: if (charged) -@@ -1655,7 +1828,63 @@ unacct_error: +@@ -1655,7 +1831,63 @@ unacct_error: return error; } @@ -96311,7 +96488,7 @@ index dfe90657..3892436 100644 { /* * We implement the search by looking for an rbtree node that -@@ -1703,11 +1932,29 @@ unsigned long unmapped_area(struct vm_unmapped_area_info *info) +@@ -1703,11 +1935,29 @@ unsigned long unmapped_area(struct vm_unmapped_area_info *info) } } @@ -96342,7 +96519,7 @@ index dfe90657..3892436 100644 if (gap_end >= low_limit && gap_end - gap_start >= length) goto found; -@@ -1757,7 +2004,7 @@ found: +@@ -1757,7 +2007,7 @@ found: return gap_start; } @@ -96351,7 +96528,7 @@ index dfe90657..3892436 100644 { struct mm_struct *mm = current->mm; struct vm_area_struct *vma; -@@ -1811,6 +2058,24 @@ check_current: +@@ -1811,6 +2061,24 @@ check_current: gap_end = vma->vm_start; if (gap_end < low_limit) return -ENOMEM; @@ -96376,7 +96553,7 @@ index dfe90657..3892436 100644 if (gap_start <= high_limit && gap_end - gap_start >= length) goto found; -@@ -1874,6 +2139,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, +@@ -1874,6 +2142,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, struct mm_struct *mm = current->mm; struct vm_area_struct *vma; struct vm_unmapped_area_info info; @@ -96384,7 +96561,7 @@ index dfe90657..3892436 100644 if (len > TASK_SIZE - mmap_min_addr) return -ENOMEM; -@@ -1881,11 +2147,15 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, +@@ -1881,11 +2150,15 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, if (flags & MAP_FIXED) return addr; @@ -96401,7 +96578,7 @@ index dfe90657..3892436 100644 return addr; } -@@ -1894,6 +2164,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, +@@ -1894,6 +2167,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, info.low_limit = mm->mmap_base; info.high_limit = TASK_SIZE; info.align_mask = 0; @@ -96409,7 +96586,7 @@ index dfe90657..3892436 100644 return vm_unmapped_area(&info); } #endif -@@ -1912,6 +2183,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, +@@ -1912,6 +2186,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, struct mm_struct *mm = current->mm; unsigned long addr = addr0; struct vm_unmapped_area_info info; @@ -96417,7 +96594,7 @@ index dfe90657..3892436 100644 /* requested length too big for entire address space */ if (len > TASK_SIZE - mmap_min_addr) -@@ -1920,12 +2192,16 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, +@@ -1920,12 +2195,16 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, if (flags & MAP_FIXED) return addr; @@ -96435,7 +96612,7 @@ index dfe90657..3892436 100644 return addr; } -@@ -1934,6 +2210,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, +@@ -1934,6 +2213,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, info.low_limit = max(PAGE_SIZE, mmap_min_addr); info.high_limit = mm->mmap_base; info.align_mask = 0; @@ -96443,7 +96620,7 @@ index dfe90657..3892436 100644 addr = vm_unmapped_area(&info); /* -@@ -1946,6 +2223,12 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, +@@ -1946,6 +2226,12 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, VM_BUG_ON(addr != -ENOMEM); info.flags = 0; info.low_limit = TASK_UNMAPPED_BASE; @@ -96456,7 +96633,7 @@ index dfe90657..3892436 100644 info.high_limit = TASK_SIZE; addr = vm_unmapped_area(&info); } -@@ -2046,6 +2329,28 @@ find_vma_prev(struct mm_struct *mm, unsigned long addr, +@@ -2046,6 +2332,28 @@ find_vma_prev(struct mm_struct *mm, unsigned long addr, return vma; } @@ -96485,7 +96662,7 @@ index dfe90657..3892436 100644 /* * Verify that the stack growth is acceptable and * update accounting. This is shared with both the -@@ -2062,6 +2367,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns +@@ -2062,6 +2370,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns return -ENOMEM; /* Stack limit test */ @@ -96493,7 +96670,7 @@ index dfe90657..3892436 100644 if (size > ACCESS_ONCE(rlim[RLIMIT_STACK].rlim_cur)) return -ENOMEM; -@@ -2072,6 +2378,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns +@@ -2072,6 +2381,7 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns locked = mm->locked_vm + grow; limit = ACCESS_ONCE(rlim[RLIMIT_MEMLOCK].rlim_cur); limit >>= PAGE_SHIFT; @@ -96501,7 +96678,7 @@ index dfe90657..3892436 100644 if (locked > limit && !capable(CAP_IPC_LOCK)) return -ENOMEM; } -@@ -2101,37 +2408,48 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns +@@ -2101,37 +2411,48 @@ static int acct_stack_growth(struct vm_area_struct *vma, unsigned long size, uns * PA-RISC uses this for its stack; IA64 for its Register Backing Store. * vma is the last one with address > vma->vm_end. Have to extend vma. */ @@ -96559,7 +96736,7 @@ index dfe90657..3892436 100644 unsigned long size, grow; size = address - vma->vm_start; -@@ -2166,6 +2484,8 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address) +@@ -2166,6 +2487,8 @@ int expand_upwards(struct vm_area_struct *vma, unsigned long address) } } } @@ -96568,7 +96745,7 @@ index dfe90657..3892436 100644 vma_unlock_anon_vma(vma); khugepaged_enter_vma_merge(vma); validate_mm(vma->vm_mm); -@@ -2180,6 +2500,8 @@ int expand_downwards(struct vm_area_struct *vma, +@@ -2180,6 +2503,8 @@ int expand_downwards(struct vm_area_struct *vma, unsigned long address) { int error; @@ -96577,7 +96754,7 @@ index dfe90657..3892436 100644 /* * We must make sure the anon_vma is allocated -@@ -2193,6 +2515,15 @@ int expand_downwards(struct vm_area_struct *vma, +@@ -2193,6 +2518,15 @@ int expand_downwards(struct vm_area_struct *vma, if (error) return error; @@ -96593,7 +96770,7 @@ index dfe90657..3892436 100644 vma_lock_anon_vma(vma); /* -@@ -2202,9 +2533,17 @@ int expand_downwards(struct vm_area_struct *vma, +@@ -2202,9 +2536,17 @@ int expand_downwards(struct vm_area_struct *vma, */ /* Somebody else might have raced and expanded it already */ @@ -96612,7 +96789,7 @@ index dfe90657..3892436 100644 size = vma->vm_end - address; grow = (vma->vm_start - address) >> PAGE_SHIFT; -@@ -2229,13 +2568,27 @@ int expand_downwards(struct vm_area_struct *vma, +@@ -2229,13 +2571,27 @@ int expand_downwards(struct vm_area_struct *vma, vma->vm_pgoff -= grow; anon_vma_interval_tree_post_update_vma(vma); vma_gap_update(vma); @@ -96640,7 +96817,7 @@ index dfe90657..3892436 100644 khugepaged_enter_vma_merge(vma); validate_mm(vma->vm_mm); return error; -@@ -2333,6 +2686,13 @@ static void remove_vma_list(struct mm_struct *mm, struct vm_area_struct *vma) +@@ -2333,6 +2689,13 @@ static void remove_vma_list(struct mm_struct *mm, struct vm_area_struct *vma) do { long nrpages = vma_pages(vma); @@ -96654,7 +96831,7 @@ index dfe90657..3892436 100644 if (vma->vm_flags & VM_ACCOUNT) nr_accounted += nrpages; vm_stat_account(mm, vma->vm_flags, vma->vm_file, -nrpages); -@@ -2377,6 +2737,16 @@ detach_vmas_to_be_unmapped(struct mm_struct *mm, struct vm_area_struct *vma, +@@ -2377,6 +2740,16 @@ detach_vmas_to_be_unmapped(struct mm_struct *mm, struct vm_area_struct *vma, insertion_point = (prev ? &prev->vm_next : &mm->mmap); vma->vm_prev = NULL; do { @@ -96671,7 +96848,7 @@ index dfe90657..3892436 100644 vma_rb_erase(vma, &mm->mm_rb); mm->map_count--; tail_vma = vma; -@@ -2404,14 +2774,33 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, +@@ -2404,14 +2777,33 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, struct vm_area_struct *new; int err = -ENOMEM; @@ -96705,7 +96882,7 @@ index dfe90657..3892436 100644 /* most fields are the same, copy all, and then fixup */ *new = *vma; -@@ -2424,6 +2813,22 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, +@@ -2424,11 +2816,28 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, new->vm_pgoff += ((addr - vma->vm_start) >> PAGE_SHIFT); } @@ -96728,7 +96905,14 @@ index dfe90657..3892436 100644 err = vma_dup_policy(vma, new); if (err) goto out_free_vma; -@@ -2443,6 +2848,38 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, + +- if (anon_vma_clone(new, vma)) ++ err = anon_vma_clone(new, vma); ++ if (err) + goto out_free_mpol; + + if (new->vm_file) +@@ -2443,6 +2852,38 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, else err = vma_adjust(vma, vma->vm_start, addr, vma->vm_pgoff, new); @@ -96767,7 +96951,7 @@ index dfe90657..3892436 100644 /* Success. */ if (!err) return 0; -@@ -2452,10 +2889,18 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, +@@ -2452,10 +2893,18 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, new->vm_ops->close(new); if (new->vm_file) fput(new->vm_file); @@ -96787,7 +96971,7 @@ index dfe90657..3892436 100644 kmem_cache_free(vm_area_cachep, new); out_err: return err; -@@ -2468,6 +2913,15 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, +@@ -2468,6 +2917,15 @@ static int __split_vma(struct mm_struct * mm, struct vm_area_struct * vma, int split_vma(struct mm_struct *mm, struct vm_area_struct *vma, unsigned long addr, int new_below) { @@ -96803,7 +96987,7 @@ index dfe90657..3892436 100644 if (mm->map_count >= sysctl_max_map_count) return -ENOMEM; -@@ -2479,11 +2933,30 @@ int split_vma(struct mm_struct *mm, struct vm_area_struct *vma, +@@ -2479,11 +2937,30 @@ int split_vma(struct mm_struct *mm, struct vm_area_struct *vma, * work. This now handles partial unmappings. * Jeremy Fitzhardinge <jeremy@goop.org> */ @@ -96834,7 +97018,7 @@ index dfe90657..3892436 100644 if ((start & ~PAGE_MASK) || start > TASK_SIZE || len > TASK_SIZE-start) return -EINVAL; -@@ -2558,6 +3031,8 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) +@@ -2558,6 +3035,8 @@ int do_munmap(struct mm_struct *mm, unsigned long start, size_t len) /* Fix up all other VM information */ remove_vma_list(mm, vma); @@ -96843,7 +97027,7 @@ index dfe90657..3892436 100644 return 0; } -@@ -2566,6 +3041,13 @@ int vm_munmap(unsigned long start, size_t len) +@@ -2566,6 +3045,13 @@ int vm_munmap(unsigned long start, size_t len) int ret; struct mm_struct *mm = current->mm; @@ -96857,7 +97041,7 @@ index dfe90657..3892436 100644 down_write(&mm->mmap_sem); ret = do_munmap(mm, start, len); up_write(&mm->mmap_sem); -@@ -2579,16 +3061,6 @@ SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len) +@@ -2579,16 +3065,6 @@ SYSCALL_DEFINE2(munmap, unsigned long, addr, size_t, len) return vm_munmap(addr, len); } @@ -96874,7 +97058,7 @@ index dfe90657..3892436 100644 /* * this is really a simplified "do_mmap". it only handles * anonymous maps. eventually we may be able to do some -@@ -2602,6 +3074,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) +@@ -2602,6 +3078,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) struct rb_node ** rb_link, * rb_parent; pgoff_t pgoff = addr >> PAGE_SHIFT; int error; @@ -96882,7 +97066,7 @@ index dfe90657..3892436 100644 len = PAGE_ALIGN(len); if (!len) -@@ -2609,10 +3082,24 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) +@@ -2609,10 +3086,24 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) flags = VM_DATA_DEFAULT_FLAGS | VM_ACCOUNT | mm->def_flags; @@ -96907,7 +97091,7 @@ index dfe90657..3892436 100644 error = mlock_future_check(mm, mm->def_flags, len); if (error) return error; -@@ -2626,21 +3113,20 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) +@@ -2626,21 +3117,20 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) /* * Clear old maps. this also does some error checking for us */ @@ -96932,7 +97116,7 @@ index dfe90657..3892436 100644 return -ENOMEM; /* Can we just expand an old private anonymous mapping? */ -@@ -2654,7 +3140,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) +@@ -2654,7 +3144,7 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) */ vma = kmem_cache_zalloc(vm_area_cachep, GFP_KERNEL); if (!vma) { @@ -96941,7 +97125,7 @@ index dfe90657..3892436 100644 return -ENOMEM; } -@@ -2668,10 +3154,11 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) +@@ -2668,10 +3158,11 @@ static unsigned long do_brk(unsigned long addr, unsigned long len) vma_link(mm, vma, prev, rb_link, rb_parent); out: perf_event_mmap(vma); @@ -96955,7 +97139,7 @@ index dfe90657..3892436 100644 return addr; } -@@ -2733,6 +3220,7 @@ void exit_mmap(struct mm_struct *mm) +@@ -2733,6 +3224,7 @@ void exit_mmap(struct mm_struct *mm) while (vma) { if (vma->vm_flags & VM_ACCOUNT) nr_accounted += vma_pages(vma); @@ -96963,7 +97147,7 @@ index dfe90657..3892436 100644 vma = remove_vma(vma); } vm_unacct_memory(nr_accounted); -@@ -2750,6 +3238,13 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) +@@ -2750,6 +3242,13 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) struct vm_area_struct *prev; struct rb_node **rb_link, *rb_parent; @@ -96977,7 +97161,7 @@ index dfe90657..3892436 100644 /* * The vm_pgoff of a purely anonymous vma should be irrelevant * until its first write fault, when page's anon_vma and index -@@ -2773,7 +3268,21 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) +@@ -2773,7 +3272,21 @@ int insert_vm_struct(struct mm_struct *mm, struct vm_area_struct *vma) security_vm_enough_memory_mm(mm, vma_pages(vma))) return -ENOMEM; @@ -96999,7 +97183,7 @@ index dfe90657..3892436 100644 return 0; } -@@ -2792,6 +3301,8 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, +@@ -2792,6 +3305,8 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, struct rb_node **rb_link, *rb_parent; bool faulted_in_anon_vma = true; @@ -97008,7 +97192,7 @@ index dfe90657..3892436 100644 /* * If anonymous vma has not yet been faulted, update new pgoff * to match new location, to increase its chance of merging. -@@ -2856,6 +3367,39 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, +@@ -2856,6 +3371,39 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, return NULL; } @@ -97048,7 +97232,7 @@ index dfe90657..3892436 100644 /* * Return true if the calling process may expand its vm space by the passed * number of pages -@@ -2867,6 +3411,7 @@ int may_expand_vm(struct mm_struct *mm, unsigned long npages) +@@ -2867,6 +3415,7 @@ int may_expand_vm(struct mm_struct *mm, unsigned long npages) lim = rlimit(RLIMIT_AS) >> PAGE_SHIFT; @@ -97056,7 +97240,7 @@ index dfe90657..3892436 100644 if (cur + npages > lim) return 0; return 1; -@@ -2937,6 +3482,22 @@ int install_special_mapping(struct mm_struct *mm, +@@ -2937,6 +3486,22 @@ int install_special_mapping(struct mm_struct *mm, vma->vm_start = addr; vma->vm_end = addr + len; @@ -97719,7 +97903,7 @@ index fd26d04..0cea1b0 100644 if (!mm || IS_ERR(mm)) { rc = IS_ERR(mm) ? PTR_ERR(mm) : -ESRCH; diff --git a/mm/rmap.c b/mm/rmap.c -index cdbd312..2e1e0b9 100644 +index cdbd312..cb05259 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -164,6 +164,10 @@ int anon_vma_prepare(struct vm_area_struct *vma) @@ -97799,7 +97983,7 @@ index cdbd312..2e1e0b9 100644 { struct anon_vma_chain *avc, *pavc; struct anon_vma *root = NULL; -@@ -270,7 +304,7 @@ int anon_vma_clone(struct vm_area_struct *dst, struct vm_area_struct *src) +@@ -270,10 +304,11 @@ int anon_vma_clone(struct vm_area_struct *dst, struct vm_area_struct *src) * the corresponding VMA in the parent process is attached to. * Returns 0 on success, non-zero on failure. */ @@ -97808,7 +97992,23 @@ index cdbd312..2e1e0b9 100644 { struct anon_vma_chain *avc; struct anon_vma *anon_vma; -@@ -374,8 +408,10 @@ static void anon_vma_ctor(void *data) ++ int error; + + /* Don't bother if the parent process has no anon_vma here. */ + if (!pvma->anon_vma) +@@ -283,8 +318,9 @@ int anon_vma_fork(struct vm_area_struct *vma, struct vm_area_struct *pvma) + * First, attach the new VMA to the parent VMA's anon_vmas, + * so rmap can find non-COWed pages in child processes. + */ +- if (anon_vma_clone(vma, pvma)) +- return -ENOMEM; ++ error = anon_vma_clone(vma, pvma); ++ if (error) ++ return error; + + /* Then add our own anon_vma. */ + anon_vma = anon_vma_alloc(); +@@ -374,8 +410,10 @@ static void anon_vma_ctor(void *data) void __init anon_vma_init(void) { anon_vma_cachep = kmem_cache_create("anon_vma", sizeof(struct anon_vma), @@ -99053,10 +99253,18 @@ index beeeef8..1cb288b 100644 if (S_ISREG(inode->i_mode)) diff --git a/mm/util.c b/mm/util.c -index c1010cb..91e1a36 100644 +index c1010cb..210c536 100644 --- a/mm/util.c +++ b/mm/util.c -@@ -294,6 +294,12 @@ done: +@@ -9,6 +9,7 @@ + #include <linux/swapops.h> + #include <linux/mman.h> + #include <linux/hugetlb.h> ++#include <linux/vmalloc.h> + + #include <asm/uaccess.h> + +@@ -294,6 +295,12 @@ done: void arch_pick_mmap_layout(struct mm_struct *mm) { mm->mmap_base = TASK_UNMAPPED_BASE; @@ -99069,6 +99277,22 @@ index c1010cb..91e1a36 100644 mm->get_unmapped_area = arch_get_unmapped_area; } #endif +@@ -383,6 +390,15 @@ unsigned long vm_mmap(struct file *file, unsigned long addr, + } + EXPORT_SYMBOL(vm_mmap); + ++void kvfree(const void *addr) ++{ ++ if (is_vmalloc_addr(addr)) ++ vfree(addr); ++ else ++ kfree(addr); ++} ++EXPORT_SYMBOL(kvfree); ++ + struct address_space *page_mapping(struct page *page) + { + struct address_space *mapping = page->mapping; diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 0fdf968..991ff6a 100644 --- a/mm/vmalloc.c @@ -99352,6 +99576,34 @@ index 0fdf968..991ff6a 100644 if (v->nr_pages) seq_printf(m, " pages=%d", v->nr_pages); +diff --git a/mm/vmpressure.c b/mm/vmpressure.c +index d4042e7..c5afd57 100644 +--- a/mm/vmpressure.c ++++ b/mm/vmpressure.c +@@ -165,6 +165,7 @@ static void vmpressure_work_fn(struct work_struct *work) + unsigned long scanned; + unsigned long reclaimed; + ++ spin_lock(&vmpr->sr_lock); + /* + * Several contexts might be calling vmpressure(), so it is + * possible that the work was rescheduled again before the old +@@ -173,11 +174,12 @@ static void vmpressure_work_fn(struct work_struct *work) + * here. No need for any locks here since we don't care if + * vmpr->reclaimed is in sync. + */ +- if (!vmpr->scanned) ++ scanned = vmpr->scanned; ++ if (!scanned) { ++ spin_unlock(&vmpr->sr_lock); + return; ++ } + +- spin_lock(&vmpr->sr_lock); +- scanned = vmpr->scanned; + reclaimed = vmpr->reclaimed; + vmpr->scanned = 0; + vmpr->reclaimed = 0; diff --git a/mm/vmstat.c b/mm/vmstat.c index def5dd2..4ce55cec 100644 --- a/mm/vmstat.c @@ -100679,7 +100931,7 @@ index fdac61c..e5e5b46 100644 pr_warn("cannot create /proc/net/%s\n", PG_PROC_DIR); return -ENODEV; diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c -index b0db904..70b5ea2 100644 +index b0db904..dc1f9f2 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -58,7 +58,7 @@ struct rtnl_link { @@ -100717,6 +100969,26 @@ index b0db904..70b5ea2 100644 } EXPORT_SYMBOL_GPL(__rtnl_link_unregister); +@@ -2684,6 +2687,9 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh) + if (br_spec) { + nla_for_each_nested(attr, br_spec, rem) { + if (nla_type(attr) == IFLA_BRIDGE_FLAGS) { ++ if (nla_len(attr) < sizeof(flags)) ++ return -EINVAL; ++ + have_flags = true; + flags = nla_get_u16(attr); + break; +@@ -2754,6 +2760,9 @@ static int rtnl_bridge_dellink(struct sk_buff *skb, struct nlmsghdr *nlh) + if (br_spec) { + nla_for_each_nested(attr, br_spec, rem) { + if (nla_type(attr) == IFLA_BRIDGE_FLAGS) { ++ if (nla_len(attr) < sizeof(flags)) ++ return -EINVAL; ++ + have_flags = true; + flags = nla_get_u16(attr); + break; diff --git a/net/core/scm.c b/net/core/scm.c index b442e7e..6f5b5a2 100644 --- a/net/core/scm.c @@ -101681,7 +101953,7 @@ index 2510c02..cfb34fa 100644 pr_err("Unable to proc dir entry\n"); return -ENOMEM; diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c -index e21934b..4e7cb58 100644 +index 0d33f94..fcd69aa 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -59,7 +59,7 @@ struct ping_table { @@ -101693,7 +101965,7 @@ index e21934b..4e7cb58 100644 EXPORT_SYMBOL_GPL(pingv6_ops); static u16 ping_port_rover; -@@ -348,7 +348,7 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk, +@@ -350,7 +350,7 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk, return -ENODEV; } } @@ -101702,7 +101974,7 @@ index e21934b..4e7cb58 100644 scoped); rcu_read_unlock(); -@@ -556,7 +556,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) +@@ -558,7 +558,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) } #if IS_ENABLED(CONFIG_IPV6) } else if (skb->protocol == htons(ETH_P_IPV6)) { @@ -101711,7 +101983,7 @@ index e21934b..4e7cb58 100644 #endif } -@@ -574,7 +574,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) +@@ -576,7 +576,7 @@ void ping_err(struct sk_buff *skb, int offset, u32 info) info, (u8 *)icmph); #if IS_ENABLED(CONFIG_IPV6) } else if (family == AF_INET6) { @@ -101720,7 +101992,7 @@ index e21934b..4e7cb58 100644 info, (u8 *)icmph); #endif } -@@ -858,7 +858,7 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, +@@ -860,7 +860,7 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, return ip_recv_error(sk, msg, len, addr_len); #if IS_ENABLED(CONFIG_IPV6) } else if (family == AF_INET6) { @@ -101729,7 +102001,7 @@ index e21934b..4e7cb58 100644 addr_len); #endif } -@@ -916,10 +916,10 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, +@@ -918,10 +918,10 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, } if (inet6_sk(sk)->rxopt.all) @@ -101742,7 +102014,7 @@ index e21934b..4e7cb58 100644 else if (skb->protocol == htons(ETH_P_IP) && isk->cmsg_flags) ip_cmsg_recv(msg, skb); #endif -@@ -1111,7 +1111,7 @@ static void ping_v4_format_sock(struct sock *sp, struct seq_file *f, +@@ -1113,7 +1113,7 @@ static void ping_v4_format_sock(struct sock *sp, struct seq_file *f, from_kuid_munged(seq_user_ns(f), sock_i_uid(sp)), 0, sock_i_ino(sp), atomic_read(&sp->sk_refcnt), sp, @@ -103119,9 +103391,19 @@ index 20b63d2..31a777d 100644 kfree_skb(skb); diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c -index 5f8e128..d32ac8c 100644 +index 5f8e128..9e02f78 100644 --- a/net/ipv6/xfrm6_policy.c +++ b/net/ipv6/xfrm6_policy.c +@@ -130,8 +130,8 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse) + { + struct flowi6 *fl6 = &fl->u.ip6; + int onlyproto = 0; +- u16 offset = skb_network_header_len(skb); + const struct ipv6hdr *hdr = ipv6_hdr(skb); ++ u16 offset = sizeof(*hdr); + struct ipv6_opt_hdr *exthdr; + const unsigned char *nh = skb_network_header(skb); + u8 nexthdr = nh[IP6CB(skb)->nhoff]; @@ -170,8 +170,10 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse) case IPPROTO_DCCP: if (!onlyproto && (nh + offset + 4 < skb->data || @@ -106509,7 +106791,7 @@ index 51207e4..f7d603d 100644 struct module { struct module *next; diff --git a/scripts/mod/sumversion.c b/scripts/mod/sumversion.c -index deb2994..af4f63e 100644 +index deb2994..af4f63e8 100644 --- a/scripts/mod/sumversion.c +++ b/scripts/mod/sumversion.c @@ -470,7 +470,7 @@ static void write_version(const char *filename, const char *sum, @@ -106536,6 +106818,19 @@ index 0865b3e..7235dd4 100644 __ksymtab : { *(SORT(___ksymtab+*)) } __ksymtab_gpl : { *(SORT(___ksymtab_gpl+*)) } __ksymtab_unused : { *(SORT(___ksymtab_unused+*)) } +diff --git a/scripts/package/Makefile b/scripts/package/Makefile +index c5d4733..7c43eb4 100644 +--- a/scripts/package/Makefile ++++ b/scripts/package/Makefile +@@ -46,7 +46,7 @@ rpm-pkg rpm: FORCE + ln -sf $(srctree) $(KERNELPATH) + $(CONFIG_SHELL) $(MKSPEC) >$(objtree)/kernel.spec + $(CONFIG_SHELL) $(srctree)/scripts/setlocalversion --save-scmversion +- tar -cz $(RCS_TAR_IGNORE) -f $(KERNELPATH).tar.gz $(TAR_CONTENT) ++ tar --owner=root --group=root -cz $(RCS_TAR_IGNORE) -f $(KERNELPATH).tar.gz $(TAR_CONTENT) + rm $(KERNELPATH) + rm -f $(objtree)/.scmversion + $(CONFIG_SHELL) $(srctree)/scripts/mkversion > $(objtree)/.tmp_version diff --git a/scripts/package/builddeb b/scripts/package/builddeb index 152d4d2..791684c 100644 --- a/scripts/package/builddeb @@ -106549,10 +106844,18 @@ index 152d4d2..791684c 100644 mkdir -p "$destdir" (cd $srctree; tar -c -f - -T "$objtree/debian/hdrsrcfiles") | (cd $destdir; tar -xf -) diff --git a/scripts/package/mkspec b/scripts/package/mkspec -index 1395760..6fb75f2 100755 +index 1395760..6ceef68 100755 --- a/scripts/package/mkspec +++ b/scripts/package/mkspec -@@ -129,6 +129,18 @@ echo "" +@@ -121,14 +121,27 @@ echo 'rm -f $RPM_BUILD_ROOT'"/lib/modules/$KERNELRELEASE/{build,source}" + echo "mkdir -p "'$RPM_BUILD_ROOT'"/usr/src/kernels/$KERNELRELEASE" + echo "EXCLUDES=\"$RCS_TAR_IGNORE --exclude .tmp_versions --exclude=*vmlinux* --exclude=*.o --exclude=*.ko --exclude=*.cmd --exclude=Documentation --exclude=firmware --exclude .config.old --exclude .missing-syscalls.d\"" + echo "tar "'$EXCLUDES'" -cf- . | (cd "'$RPM_BUILD_ROOT'"/usr/src/kernels/$KERNELRELEASE;tar xvf -)" +-echo 'cd $RPM_BUILD_ROOT'"/lib/modules/$KERNELRELEASE" +-echo "ln -sf /usr/src/kernels/$KERNELRELEASE build" +-echo "ln -sf /usr/src/kernels/$KERNELRELEASE source" + + echo "" echo "%clean" echo 'rm -rf $RPM_BUILD_ROOT' echo "" @@ -106568,27 +106871,38 @@ index 1395760..6fb75f2 100755 +echo 'chmod -f 0500 /lib64/modules' +echo 'fi' +echo "" ++echo "%post devel" ++echo "ln -sf /usr/src/kernels/$KERNELRELEASE /lib/modules/$KERNELRELEASE/build" ++echo "ln -sf /usr/src/kernels/$KERNELRELEASE /lib/modules/$KERNELRELEASE/source" ++echo "" echo "%post" echo "if [ -x /sbin/installkernel -a -r /boot/vmlinuz-$KERNELRELEASE -a -r /boot/System.map-$KERNELRELEASE ]; then" echo "cp /boot/vmlinuz-$KERNELRELEASE /boot/vmlinuz-$KERNELRELEASE-rpm" -@@ -139,7 +151,7 @@ echo "rm -f /boot/vmlinuz-$KERNELRELEASE-rpm /boot/System.map-$KERNELRELEASE-rpm +@@ -139,11 +152,11 @@ echo "rm -f /boot/vmlinuz-$KERNELRELEASE-rpm /boot/System.map-$KERNELRELEASE-rpm echo "fi" echo "" echo "%files" -echo '%defattr (-, root, root)' +echo '%defattr (400, root, root, 500)' echo "%dir /lib/modules" - echo "/lib/modules/$KERNELRELEASE" +-echo "/lib/modules/$KERNELRELEASE" echo "%exclude /lib/modules/$KERNELRELEASE/build" -@@ -152,7 +164,7 @@ echo '%defattr (-, root, root)' + echo "%exclude /lib/modules/$KERNELRELEASE/source" ++echo "/lib/modules/$KERNELRELEASE" + echo "/lib/firmware/$KERNELRELEASE" + echo "/boot/*" + echo "" +@@ -152,8 +165,7 @@ echo '%defattr (-, root, root)' echo "/usr/include" echo "" echo "%files devel" -echo '%defattr (-, root, root)' +echo '%defattr (400, root, root, 500)' ++echo "%dir /lib/modules/$KERNELRELEASE" echo "/usr/src/kernels/$KERNELRELEASE" - echo "/lib/modules/$KERNELRELEASE/build" - echo "/lib/modules/$KERNELRELEASE/source" +-echo "/lib/modules/$KERNELRELEASE/build" +-echo "/lib/modules/$KERNELRELEASE/source" + echo "" diff --git a/scripts/pnmtologo.c b/scripts/pnmtologo.c index 68bb4ef..2f419e1 100644 --- a/scripts/pnmtologo.c @@ -106637,10 +106951,10 @@ index 8fac3fd..32ff38d 100644 unsigned int secindex_strings; diff --git a/security/Kconfig b/security/Kconfig -index beb86b5..addbccd 100644 +index beb86b5..4c193cc 100644 --- a/security/Kconfig +++ b/security/Kconfig -@@ -4,6 +4,969 @@ +@@ -4,6 +4,974 @@ menu "Security options" @@ -106804,6 +107118,11 @@ index beb86b5..addbccd 100644 + help + Choose this option if this kernel is running as a VirtualBox guest or host. + ++config GRKERNSEC_CONFIG_VIRT_HYPERV ++ bool "Hyper-V" ++ help ++ Choose this option if this kernel is running as a Hyper-V guest. ++ +endchoice + +choice @@ -107610,7 +107929,7 @@ index beb86b5..addbccd 100644 source security/keys/Kconfig config SECURITY_DMESG_RESTRICT -@@ -103,7 +1066,7 @@ config INTEL_TXT +@@ -103,7 +1071,7 @@ config INTEL_TXT config LSM_MMAP_MIN_ADDR int "Low address space for LSM to protect from user allocation" depends on SECURITY && SECURITY_SELINUX @@ -107634,6 +107953,40 @@ index fdaa50c..2761dcb 100644 struct path_cond cond = { old_dentry->d_inode->i_uid, old_dentry->d_inode->i_mode +diff --git a/security/apparmor/include/apparmor.h b/security/apparmor/include/apparmor.h +index 8fb1488..97130f8 100644 +--- a/security/apparmor/include/apparmor.h ++++ b/security/apparmor/include/apparmor.h +@@ -66,7 +66,6 @@ extern int apparmor_initialized __initdata; + char *aa_split_fqname(char *args, char **ns_name); + void aa_info_message(const char *str); + void *__aa_kvmalloc(size_t size, gfp_t flags); +-void kvfree(void *buffer); + + static inline void *kvmalloc(size_t size) + { +diff --git a/security/apparmor/lib.c b/security/apparmor/lib.c +index 6968992..c1827e0 100644 +--- a/security/apparmor/lib.c ++++ b/security/apparmor/lib.c +@@ -104,17 +104,3 @@ void *__aa_kvmalloc(size_t size, gfp_t flags) + } + return buffer; + } +- +-/** +- * kvfree - free an allocation do by kvmalloc +- * @buffer: buffer to free (MAYBE_NULL) +- * +- * Free a buffer allocated by kvmalloc +- */ +-void kvfree(void *buffer) +-{ +- if (is_vmalloc_addr(buffer)) +- vfree(buffer); +- else +- kfree(buffer); +-} diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c index 4257b7e..2d0732d 100644 --- a/security/apparmor/lsm.c |