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[Qemu-devel] [PATCH 01/18] Don't translate pointer when in restore_sigco
From: |
riku . voipio |
Subject: |
[Qemu-devel] [PATCH 01/18] Don't translate pointer when in restore_sigcontext |
Date: |
Mon, 20 Jun 2011 19:20:06 +0300 |
From: Mike McCormack <address@hidden>
Fixes crash in i386 when user emulation base address is non-zero.
21797 rt_sigreturn(8,1082124603,1,0,1082126048,1082126248)Exit reason and
status: signal 11
Signed-off-by: Mike McCormack <address@hidden>
Signed-off-by: Riku Voipio <address@hidden>
---
linux-user/signal.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/linux-user/signal.c b/linux-user/signal.c
index 11b25be..cb7138f 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -981,8 +981,8 @@ restore_sigcontext(CPUX86State *env, struct
target_sigcontext *sc, int *peax)
env->regs[R_ECX] = tswapl(sc->ecx);
env->eip = tswapl(sc->eip);
- cpu_x86_load_seg(env, R_CS, lduw(&sc->cs) | 3);
- cpu_x86_load_seg(env, R_SS, lduw(&sc->ss) | 3);
+ cpu_x86_load_seg(env, R_CS, lduw_p(&sc->cs) | 3);
+ cpu_x86_load_seg(env, R_SS, lduw_p(&sc->ss) | 3);
tmpflags = tswapl(sc->eflags);
env->eflags = (env->eflags & ~0x40DD5) | (tmpflags & 0x40DD5);
--
1.7.4.1
- [Qemu-devel] [PATCH 00/18] pending linux-user patches, riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 01/18] Don't translate pointer when in restore_sigcontext,
riku . voipio <=
- [Qemu-devel] [PATCH 05/18] arm-semi.c: Use correct check for failure of do_brk(), riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 04/18] linux-user: Don't use MAP_FIXED in do_brk(), riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 02/18] linux-user: Fix the load of ELF files that have no "useful" symbol, riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 07/18] linux-user: Fix the computation of the requested heap size, riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 03/18] linux-user: Handle images where lowest vaddr is not page aligned, riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 06/18] m68k-semi.c: Use correct check for failure of do_brk(), riku . voipio, 2011/06/20
- [Qemu-devel] [PATCH 08/18] linux-user: add pselect6 syscall support, riku . voipio, 2011/06/20