From: Richard Henderson <richard.henderson@linaro.org>
Date: Thu, 28 Aug 2025 04:50:12 +0000 (+1000)
Subject: linux-user/x86_64: Fix dump of fs_base, gs_base
X-Git-Tag: v10.2.0-rc1~119^2~53
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=31d0ef2c85ca481266d0a8793afdce38ab0b687c;p=thirdparty%2Fqemu.git

linux-user/x86_64: Fix dump of fs_base, gs_base

We were storing the selector, not the base.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/linux-user/x86_64/elfload.c b/linux-user/x86_64/elfload.c
index 18d632ec34d..12de1c54c7f 100644
--- a/linux-user/x86_64/elfload.c
+++ b/linux-user/x86_64/elfload.c
@@ -44,8 +44,8 @@ void elf_core_copy_regs(target_elf_gregset_t *r, const CPUX86State *env)
     r->pt.flags = tswapal(env->eflags);
     r->pt.sp = tswapal(env->regs[R_ESP]);
     r->pt.ss = tswapal(env->segs[R_SS].selector & 0xffff);
-    r->pt.fs_base = tswapal(env->segs[R_FS].selector & 0xffff);
-    r->pt.gs_base = tswapal(env->segs[R_GS].selector & 0xffff);
+    r->pt.fs_base = tswapal(env->segs[R_FS].base);
+    r->pt.gs_base = tswapal(env->segs[R_GS].base);
     r->pt.ds = tswapal(env->segs[R_DS].selector & 0xffff);
     r->pt.es = tswapal(env->segs[R_ES].selector & 0xffff);
     r->pt.fs = tswapal(env->segs[R_FS].selector & 0xffff);