From nobody Sun Oct 17 12:18:10 2021 X-Original-To: dev-commits-src-main@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id A7D6018012BF; Sun, 17 Oct 2021 12:18:10 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4HXJtp3hScz3CP7; Sun, 17 Oct 2021 12:18:10 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 5AD994CB8; Sun, 17 Oct 2021 12:18:10 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 19HCIAit088126; Sun, 17 Oct 2021 12:18:10 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 19HCIAvb088125; Sun, 17 Oct 2021 12:18:10 GMT (envelope-from git) Date: Sun, 17 Oct 2021 12:18:10 GMT Message-Id: <202110171218.19HCIAvb088125@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Edward Tomasz Napierala Subject: git: a03d4d73e4c7 - main - linux: Improve debugging for PTRACE_GETREGSET List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: trasz X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: a03d4d73e4c7c73447263294df6ebd1791ab01f2 Auto-Submitted: auto-generated X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by trasz: URL: https://cgit.FreeBSD.org/src/commit/?id=a03d4d73e4c7c73447263294df6ebd1791ab01f2 commit a03d4d73e4c7c73447263294df6ebd1791ab01f2 Author: Edward Tomasz Napierala AuthorDate: 2021-10-17 11:52:39 +0000 Commit: Edward Tomasz Napierala CommitDate: 2021-10-17 11:53:16 +0000 linux: Improve debugging for PTRACE_GETREGSET It's triggered by gdb(1). Sponsored By: EPSRC Differential Revision: https://reviews.freebsd.org/D32456 --- sys/amd64/linux/linux_ptrace.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/sys/amd64/linux/linux_ptrace.c b/sys/amd64/linux/linux_ptrace.c index 39587ec9b2ad..370b1c818b6f 100644 --- a/sys/amd64/linux/linux_ptrace.c +++ b/sys/amd64/linux/linux_ptrace.c @@ -84,7 +84,8 @@ __FBSDID("$FreeBSD$"); #define LINUX_PTRACE_O_EXITKILL 1048576 #define LINUX_PTRACE_O_SUSPEND_SECCOMP 2097152 -#define LINUX_NT_PRSTATUS 1 +#define LINUX_NT_PRSTATUS 0x1 +#define LINUX_NT_X86_XSTATE 0x202 #define LINUX_PTRACE_O_MASK (LINUX_PTRACE_O_TRACESYSGOOD | \ LINUX_PTRACE_O_TRACEFORK | LINUX_PTRACE_O_TRACEVFORK | \ @@ -540,8 +541,12 @@ linux_ptrace_getregset(struct thread *td, pid_t pid, l_ulong addr, l_ulong data) switch (addr) { case LINUX_NT_PRSTATUS: return (linux_ptrace_getregset_prstatus(td, pid, data)); + case LINUX_NT_X86_XSTATE: + linux_msg(td, "PTRAGE_GETREGSET NT_X86_XSTATE not implemented; " + "returning EINVAL"); + return (EINVAL); default: - linux_msg(td, "PTRACE_GETREGSET request %ld not implemented; " + linux_msg(td, "PTRACE_GETREGSET request %#lx not implemented; " "returning EINVAL", addr); return (EINVAL); }