From 1d6dee3e8a3b74add804c41fd7934a3dbb3290fa Mon Sep 17 00:00:00 2001 From: Ilya Leoshkevich Date: Thu, 17 Oct 2024 14:54:43 +0200 Subject: [PATCH] linux-user/ppc: Fix sigmask endianness issue in sigreturn MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit do_setcontext() copies the target sigmask without endianness handling and then uses target_to_host_sigset_internal(), which expects a byte-swapped one. Use target_to_host_sigset() instead. Fixes: bcd4933a23f1 ("linux-user: ppc signal handling") Signed-off-by: Ilya Leoshkevich Reviewed-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé Message-ID: <20241017125811.447961-2-iii@linux.ibm.com> Signed-off-by: Richard Henderson (cherry picked from commit 8704132805cf7a3259d1c5a073b3c2b92afa2616) Signed-off-by: Michael Tokarev --- linux-user/ppc/signal.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/ppc/signal.c b/linux-user/ppc/signal.c index 07729c1653b..6968c817dca 100644 --- a/linux-user/ppc/signal.c +++ b/linux-user/ppc/signal.c @@ -617,7 +617,7 @@ static int do_setcontext(struct target_ucontext *ucp, CPUPPCState *env, int sig) if (!lock_user_struct(VERIFY_READ, mcp, mcp_addr, 1)) return 1; - target_to_host_sigset_internal(&blocked, &set); + target_to_host_sigset(&blocked, &set); set_sigmask(&blocked); restore_user_regs(env, mcp, sig); -- 2.39.5