Support Ubuntu 24.04 LTS

[geekjy]

linux-headers-6.8.0-31-generic dont'work.

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/diff/kernel/trace/trace_syscalls.c?id=v6.8.8&id2=v6.6.1

diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index de753403cdafbd..9c581d6da843a3 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -556,7 +556,7 @@ static int perf_call_bpf_enter(struct trace_event_call *call, struct pt_regs *re
{
struct syscall_tp_t {
struct trace_entry ent;

•   unsigned long syscall_nr;
  

•   int syscall_nr;
    unsigned long args[SYSCALL_DEFINE_MAXARGS];
  

  } __aligned(8) param;
  int i;
  @@ -661,7 +661,7 @@ static int perf_call_bpf_exit(struct trace_event_call *call, struct pt_regs *reg
  {
  struct syscall_tp_t {
  struct trace_entry ent;

•   unsigned long syscall_nr;
  

•   int syscall_nr;
    unsigned long ret;
  

  } __aligned(8) param;

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/diff/arch/x86/entry/syscall_32.c?id=v6.8.8&id2=v6.3.1

diff --git a/arch/x86/entry/syscall_32.c b/arch/x86/entry/syscall_32.c
index 8cfc9bc73e7f8b..c2235bae17ef66 100644
--- a/arch/x86/entry/syscall_32.c
+++ b/arch/x86/entry/syscall_32.c
@@ -18,8 +18,25 @@
#include <asm/syscalls_32.h>
#undef __SYSCALL

+/*

• • The sys_call_table[] is no longer used for system calls, but
• • kernel/trace/trace_syscalls.c still wants to know the system
• • call address.
• */
  +#ifdef CONFIG_X86_32
  #define __SYSCALL(nr, sym) _ia32##sym,

-__visible const sys_call_ptr_t ia32_sys_call_table[] = {
+const sys_call_ptr_t sys_call_table[] = {
#include <asm/syscalls_32.h>
};
+#undef __SYSCALL
+#endif
+
+#define __SYSCALL(nr, sym) case nr: return _ia32##sym(regs);
+
+long ia32_sys_call(const struct pt_regs *regs, unsigned int nr)
+{

• switch (nr) {
• #include <asm/syscalls_32.h>
• default: return __ia32_sys_ni_syscall(regs);
• }
  +};

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/diff/arch/x86/entry/syscall_64.c?id=v6.8.8&id2=v6.6.1

diff --git a/arch/x86/entry/syscall_64.c b/arch/x86/entry/syscall_64.c
index be120eec1fc9f9..33b3f09e6f151e 100644
--- a/arch/x86/entry/syscall_64.c
+++ b/arch/x86/entry/syscall_64.c
@@ -11,8 +11,23 @@
#include <asm/syscalls_64.h>
#undef __SYSCALL

+/*

• • The sys_call_table[] is no longer used for system calls, but
• • kernel/trace/trace_syscalls.c still wants to know the system
• • call address.
• */
  #define __SYSCALL(nr, sym) _x64##sym,

-asmlinkage const sys_call_ptr_t sys_call_table[] = {
+const sys_call_ptr_t sys_call_table[] = {
#include <asm/syscalls_64.h>
};
+#undef __SYSCALL
+
+#define __SYSCALL(nr, sym) case nr: return _x64##sym(regs);
+
+long x64_sys_call(const struct pt_regs *regs, unsigned int nr)
+{

• switch (nr) {
• #include <asm/syscalls_64.h>
• default: return __x64_sys_ni_syscall(regs);
• }
  +};