[xen stable-4.21] x86/traps: Use fatal_trap() for #UD and #GP

[patchbot@xxxxxxx]

commit 4deb5b83b64164264046ef493e76acbefff0b428
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Tue Feb 10 14:50:56 2026 +0000
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Tue Mar 17 12:13:50 2026 +0000

    x86/traps: Use fatal_trap() for #UD and #GP
    
    This renders the diagnostics in a more uniform way.
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
    (cherry picked from commit 705784e51212cd77031e95ee4ec8799c25e69fb5)
---
 xen/arch/x86/traps.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/xen/arch/x86/traps.c b/xen/arch/x86/traps.c
index ac063b87d5..85d835ab43 100644
--- a/xen/arch/x86/traps.c
+++ b/xen/arch/x86/traps.c
@@ -1376,8 +1376,7 @@ void asmlinkage do_invalid_op(struct cpu_user_regs *regs)
     if ( likely(extable_fixup(regs, true)) )
         return;
 
-    show_execution_state(regs);
-    panic("FATAL TRAP: vector = %d (invalid opcode)\n", X86_EXC_UD);
+    fatal_trap(regs, false);
 }
 
 void asmlinkage do_int3(struct cpu_user_regs *regs)
@@ -1476,8 +1475,7 @@ void do_general_protection(struct cpu_user_regs *regs)
         return;
 
  hardware_gp:
-    show_execution_state(regs);
-    panic("GENERAL PROTECTION FAULT\n[error_code=%04x]\n", regs->error_code);
+    fatal_trap(regs, false);
 }
 
 #ifdef CONFIG_PV
--
generated by git-patchbot for /home/xen/git/xen.git#stable-4.21