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RFE: Sync to Linux 6.11 syscall definitions #435

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RFE: Sync to Linux 6.11 syscall definitions #435

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af3e1c9
arch: unify handling of syscall.tbl in arch-syscall-validate
xen0n Aug 20, 2024
0b1dfe0
arch: adapt arch-syscall-validate to Linux 6.11
xen0n Aug 20, 2024
f4afd16
syscalls: Update the syscall table for Linux v6.11-rc4
xen0n Aug 20, 2024
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43 changes: 43 additions & 0 deletions include/seccomp-syscalls.h
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Original file line number Diff line number Diff line change
Expand Up @@ -280,6 +280,9 @@
#define __PNR_atomic_barrier -10246
#define __PNR_atomic_cmpxchg_32 -10247
#define __PNR_getpagesize -10248
#define __PNR_map_shadow_stack -10249
#define __PNR_riscv_hwprobe -10250
#define __PNR_uretprobe -10251

/*
* libseccomp syscall definitions
Expand Down Expand Up @@ -417,6 +420,8 @@
#define __SNR_cacheflush __PNR_cacheflush
#endif

#define __SNR_cachestat __NR_cachestat

#define __SNR_capget __NR_capget

#define __SNR_capset __NR_capset
Expand Down Expand Up @@ -611,6 +616,8 @@

#define __SNR_fchmodat __NR_fchmodat

#define __SNR_fchmodat2 __NR_fchmodat2

#ifdef __NR_fchown
#define __SNR_fchown __NR_fchown
#else
Expand Down Expand Up @@ -733,14 +740,20 @@

#define __SNR_futex __NR_futex

#define __SNR_futex_requeue __NR_futex_requeue

#ifdef __NR_futex_time64
#define __SNR_futex_time64 __NR_futex_time64
#else
#define __SNR_futex_time64 __PNR_futex_time64
#endif

#define __SNR_futex_wait __NR_futex_wait

#define __SNR_futex_waitv __NR_futex_waitv

#define __SNR_futex_wake __NR_futex_wake

#ifdef __NR_futimesat
#define __SNR_futimesat __NR_futimesat
#else
Expand Down Expand Up @@ -1065,6 +1078,8 @@
#define __SNR_listen __PNR_listen
#endif

#define __SNR_listmount __NR_listmount

#define __SNR_listxattr __NR_listxattr

#define __SNR_llistxattr __NR_llistxattr
Expand All @@ -1083,6 +1098,12 @@

#define __SNR_lsetxattr __NR_lsetxattr

#define __SNR_lsm_get_self_attr __NR_lsm_get_self_attr

#define __SNR_lsm_list_modules __NR_lsm_list_modules

#define __SNR_lsm_set_self_attr __NR_lsm_set_self_attr

#ifdef __NR_lstat
#define __SNR_lstat __NR_lstat
#else
Expand All @@ -1097,6 +1118,12 @@

#define __SNR_madvise __NR_madvise

#ifdef __NR_map_shadow_stack
#define __SNR_map_shadow_stack __NR_map_shadow_stack
#else
#define __SNR_map_shadow_stack __PNR_map_shadow_stack
#endif

#ifdef __NR_mbind
#define __SNR_mbind __NR_mbind
#else
Expand Down Expand Up @@ -1219,6 +1246,8 @@

#define __SNR_mremap __NR_mremap

#define __SNR_mseal __NR_mseal

#ifdef __NR_msgctl
#define __SNR_msgctl __NR_msgctl
#else
Expand Down Expand Up @@ -1561,6 +1590,12 @@
#define __SNR_riscv_flush_icache __PNR_riscv_flush_icache
#endif

#ifdef __NR_riscv_hwprobe
#define __SNR_riscv_hwprobe __NR_riscv_hwprobe
#else
#define __SNR_riscv_hwprobe __PNR_riscv_hwprobe
#endif

#ifdef __NR_rmdir
#define __SNR_rmdir __NR_rmdir
#else
Expand Down Expand Up @@ -2051,6 +2086,8 @@
#define __SNR_statfs64 __PNR_statfs64
#endif

#define __SNR_statmount __NR_statmount

#ifdef __NR_statx
#define __SNR_statx __NR_statx
#else
Expand Down Expand Up @@ -2259,6 +2296,12 @@

#define __SNR_unshare __NR_unshare

#ifdef __NR_uretprobe
#define __SNR_uretprobe __NR_uretprobe
#else
#define __SNR_uretprobe __PNR_uretprobe
#endif

#ifdef __NR_uselib
#define __SNR_uselib __NR_uselib
#else
Expand Down
131 changes: 65 additions & 66 deletions src/arch-syscall-validate
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Original file line number Diff line number Diff line change
Expand Up @@ -162,6 +162,31 @@ function mangle_lib_syscall() {
sed $sed_filter | sed '/,-[0-9]\+$/d'
}

#
# Dump syscalls matching specified tags from the given syscall.tbl file
#
# Arguments:
# 1 path to the syscall.tbl file to dump
# (rest) tags to match (except "common" which is always included)
#
# Dump the matched syscall table entries to stdout.
#
function dump_from_syscall_tbl() {
local file="$1"
shift

local tag
local tag_regexp='^(common'
for tag in "$@"; do
tag_regexp="${tag_regexp}|${tag}"
done
tag_regexp="${tag_regexp}) "

cat "$file" | grep -v '^#\|^$' | awk '{ print $2,$3,$1 }' | \
grep -E "$tag_regexp" | awk '{ print $2","$3 }' | sort | \
grep -Ev '^(reserved|unused)[0-9]+,'
}

#
# Dump the x86 system syscall table
#
Expand All @@ -171,9 +196,7 @@ function mangle_lib_syscall() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_x86() {
cat $1/arch/x86/entry/syscalls/syscall_32.tbl | \
grep -v "^#" | awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/x86/entry/syscalls/syscall_32.tbl" i386
}

#
Expand All @@ -194,9 +217,7 @@ function dump_lib_x86() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_x86_64() {
cat $1/arch/x86/entry/syscalls/syscall_64.tbl | \
grep -v "^#" | sed '/^$/d' | awk '{ print $2,$3,$1 }' | \
sed '/^x32/d' | awk '{ print $2","$3 }' | sort
dump_from_syscall_tbl "$1/arch/x86/entry/syscalls/syscall_64.tbl" 64
}

#
Expand All @@ -217,9 +238,7 @@ function dump_lib_x86_64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_x32() {
cat $1/arch/x86/entry/syscalls/syscall_64.tbl | \
grep -v "^#" | sed '/^$/d' | awk '{ print $2,$3,$1 }' | \
sed '/^64/d' | awk '{ print $2","$3 }' | sort
dump_from_syscall_tbl "$1/arch/x86/entry/syscalls/syscall_64.tbl" x32
}

#
Expand All @@ -240,14 +259,12 @@ function dump_lib_x32() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_arm() {
cat $1/arch/arm/tools/syscall.tbl | grep -v "^#" | \
sed -n "/[0-9]\+[ \t]\+\(common\|eabi\)/p" | \
awk '{ print $3","$1 }' | sort | (cat -; \
(cat $1/arch/arm/include/uapi/asm/unistd.h | \
grep "^#define __ARM_NR_" | \
grep -v "^#define __ARM_NR_BASE" | \
sed 's/#define __ARM_NR_\([a-z0-9_]*\)[ \t]\+(__ARM_NR_BASE+\(.*\))/\1 983040 + \2/' | \
awk '{ print $1","$2+$4 }')) | sort
dump_from_syscall_tbl "$1/arch/arm/tools/syscall.tbl" eabi | (cat -; \
(cat $1/arch/arm/include/uapi/asm/unistd.h | \
grep "^#define __ARM_NR_" | \
grep -v "^#define __ARM_NR_BASE" | \
sed 's/#define __ARM_NR_\([a-z0-9_]*\)[ \t]\+(__ARM_NR_BASE+\(.*\))/\1 983040 + \2/' | \
awk '{ print $1","$2+$4 }')) | sort
}

#
Expand All @@ -270,6 +287,13 @@ function dump_lib_arm() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_aarch64() {
local syscall_tbl_file="$1/arch/arm64/tools/syscall_64.tbl"
if [[ -e $syscall_tbl_file ]]; then
dump_from_syscall_tbl "$syscall_tbl_file" \
64 renameat rlimit memfd_secret
return
fi

local sed_filter=""

sed_filter+='s/__NR3264_statfs/43/;'
Expand Down Expand Up @@ -315,6 +339,11 @@ function dump_lib_aarch64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_loongarch64() {
if [[ -e $1/arch/loongarch/kernel/Makefile.syscalls ]]; then
dump_from_syscall_tbl "$1/scripts/syscall.tbl" 64
return
fi

local sed_filter=""

sed_filter+='s/__NR3264_fadvise64/223/;'
Expand Down Expand Up @@ -356,11 +385,7 @@ function dump_lib_loongarch64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_m68k() {
cat $1/arch/m68k/kernel/syscalls/syscall.tbl | \
grep -v "^#" | \
sed -n "/[0-9]\+[ \t]\+\(common\)/p" | \
awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/m68k/kernel/syscalls/syscall.tbl"
}

#
Expand All @@ -381,11 +406,7 @@ function dump_lib_m68k() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_mips() {
cat $1/arch/mips/kernel/syscalls/syscall_o32.tbl | \
grep -v "^#" | \
sed -e '/[ \t]\+reserved[0-9]\+[ \t]\+/d;' | \
sed -e '/[ \t]\+unused[0-9]\+[ \t]\+/d;' | \
awk '{ print $3","$1 }' | sort
dump_from_syscall_tbl "$1/arch/mips/kernel/syscalls/syscall_o32.tbl" o32
}

#
Expand All @@ -406,11 +427,7 @@ function dump_lib_mips() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_mips64() {
cat $1/arch/mips/kernel/syscalls/syscall_n64.tbl | \
grep -v "^#" | \
sed -e '/[ \t]\+reserved[0-9]\+[ \t]\+/d;' | \
sed -e '/[ \t]\+unused[0-9]\+[ \t]\+/d;' | \
awk '{ print $3","$1 }' | sort
dump_from_syscall_tbl "$1/arch/mips/kernel/syscalls/syscall_n64.tbl" n64
}

#
Expand All @@ -431,11 +448,7 @@ function dump_lib_mips64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_mips64n32() {
cat $1/arch/mips/kernel/syscalls/syscall_n32.tbl | \
grep -v "^#" | \
sed -e '/[ \t]\+reserved[0-9]\+[ \t]\+/d;' | \
sed -e '/[ \t]\+unused[0-9]\+[ \t]\+/d;' | \
awk '{ print $3","$1 }' | sort
dump_from_syscall_tbl "$1/arch/mips/kernel/syscalls/syscall_n32.tbl" n32
}

#
Expand All @@ -456,11 +469,7 @@ function dump_lib_mips64n32() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_parisc() {
cat $1/arch/parisc/kernel/syscalls/syscall.tbl | \
grep -v "^#" | \
sed -n "/[0-9]\+[ \t]\+\(common\|32\)/p" | \
awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/parisc/kernel/syscalls/syscall.tbl" 32
}

#
Expand All @@ -481,11 +490,7 @@ function dump_lib_parisc() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_parisc64() {
cat $1/arch/parisc/kernel/syscalls/syscall.tbl | \
grep -v "^#" | \
sed -n "/[0-9]\+[ \t]\+\(common\|64\)/p" | \
awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/parisc/kernel/syscalls/syscall.tbl" 64
}

#
Expand All @@ -506,9 +511,8 @@ function dump_lib_parisc64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_ppc() {
cat $1/arch/powerpc/kernel/syscalls/syscall.tbl | grep -v "^#" | \
sed -ne "/[0-9]\+[ \t]\+\(common\|nospu\|32\)/p" | \
awk '{ print $3","$1 }' | sort
dump_from_syscall_tbl "$1/arch/powerpc/kernel/syscalls/syscall.tbl" \
nospu 32
}

#
Expand All @@ -529,9 +533,8 @@ function dump_lib_ppc() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_ppc64() {
cat $1/arch/powerpc/kernel/syscalls/syscall.tbl | grep -v "^#" | \
sed -ne "/[0-9]\+[ \t]\+\(common\|nospu\|64\)/p" | \
awk '{ print $3","$1 }' | sort
dump_from_syscall_tbl "$1/arch/powerpc/kernel/syscalls/syscall.tbl" \
nospu 64
}

#
Expand All @@ -552,6 +555,12 @@ function dump_lib_ppc64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_riscv64() {
if [[ -e $1/arch/riscv/kernel/Makefile.syscalls ]]; then
dump_from_syscall_tbl "$1/scripts/syscall.tbl" \
64 riscv rlimit memfd_secret
return
fi

local sed_filter=""

sed_filter+='s/__NR3264_fadvise64/223/;'
Expand Down Expand Up @@ -595,10 +604,7 @@ function dump_lib_riscv64() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_s390() {
cat $1/arch/s390/kernel/syscalls/syscall.tbl | grep -v "^#" | \
sed -ne "/[0-9]\+[ \t]\+\(common\|32\)/p" | \
awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/s390/kernel/syscalls/syscall.tbl" 32
}

#
Expand All @@ -619,10 +625,7 @@ function dump_lib_s390() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_s390x() {
cat $1/arch/s390/kernel/syscalls/syscall.tbl | grep -v "^#" | \
sed -ne "/[0-9]\+[ \t]\+\(common\|64\)/p" | \
awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/s390/kernel/syscalls/syscall.tbl" 64
}

#
Expand All @@ -643,11 +646,7 @@ function dump_lib_s390x() {
# Dump the architecture's syscall table to stdout.
#
function dump_sys_sh() {
cat $1/arch/sh/kernel/syscalls/syscall.tbl | \
grep -v "^#" | \
sed -n "/[0-9]\+[ \t]\+\(common\)/p" | \
awk '{ print $3","$1 }' | \
sort
dump_from_syscall_tbl "$1/arch/sh/kernel/syscalls/syscall.tbl"
}

#
Expand Down
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