From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A7D233858D28; Mon, 12 Jun 2023 07:36:58 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A7D233858D28 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sourceware.org; s=default; t=1686555418; bh=UgG7Fl8JZQtjgg1tzxJbA68qZJuOxztyB63mJuZqItY=; h=From:To:Subject:Date:From; b=IhRUQLMFDpHl1w64xD/QfGCf4Qo9fhFPu0rDZ0XiA8cvf31zXJOolugvErwydPwT1 fdZ11rVJmSZAiIbByYfoqM9wKG+JwL37dI8ixZHkYQsKZ7JQnkZ0ha3ldnJGj5UyoU QI8YF0oXO1flBV/qlfHD2zZPnkgWTOMKt6QMLR0c= From: "vries at gcc dot gnu.org" To: gdb-prs@sourceware.org Subject: [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" Date: Mon, 12 Jun 2023 07:36:57 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gdb X-Bugzilla-Component: tdep X-Bugzilla-Version: 13.1 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: vries at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at sourceware dot org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://sourceware.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://sourceware.org/bugzilla/show_bug.cgi?id=3D30540 Bug ID: 30540 Summary: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" Product: gdb Version: 13.1 Status: NEW Severity: normal Priority: P2 Component: tdep Assignee: unassigned at sourceware dot org Reporter: vries at gcc dot gnu.org Target Milestone: --- With a 13.2 based packaged, on openSUSE Tumbleweed x86_64, I run into: ... (gdb) info auxv^M 33 AT_SYSINFO_EHDR System-supplied DSO's ELF header 0x7ffff7fc7000^M 51 AT_MINSIGSTKSZ Minimum stack size for signal delivery 0x6f0^M 16 AT_HWCAP Machine-dependent CPU capability hints 0x178bfbff= ^M 6 AT_PAGESZ System page size 4096^M 17 AT_CLKTCK Frequency of times() 100^M 3 AT_PHDR Program headers for program 0x400040^M 4 AT_PHENT Size of program header entry 56^M 5 AT_PHNUM Number of program headers 13^M 7 AT_BASE Base address of interpreter 0x7ffff7fc9000^M 8 AT_FLAGS Flags 0x0^M 9 AT_ENTRY Entry point of program 0x40105e^M 11 AT_UID Real user ID 399^M 12 AT_EUID Effective user ID 399^M 13 AT_GID Real group ID 399^M 14 AT_EGID Effective group ID 399^M 23 AT_SECURE Boolean, was exec setuid-like? 0^M 25 AT_RANDOM Address of 16 random bytes 0x7fffffffdaa9^M 26 AT_HWCAP2 Extension of AT_HWCAP 0x0^M 31 AT_EXECFN File name of executable 0x7fffffffef77 "/home/abuild/rpmbuild/BUILD/gdb-13.2/build-x86_64-suse-linux/gdb/testsuite= .unix.-m64.-fno-PIE.-no-pie/outputs/gdb.base/auxv/auxv"^M 15 AT_PLATFORM String identifying platform 0x7fffffffdab9 "x86_64"^M 27 ??? 0x1c^M 28 ??? 0x20^M 0 AT_NULL End of vector 0x0^M (gdb) WARNING: Unrecognized tag value: 27 ???=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20 0x1c^M WARNING: Unrecognized tag value: 28 ???=20=20=20=20=20=20=20=20=20=20=20= =20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20= =20=20 0x20^M FAIL: gdb.base/auxv.exp: info auxv on live process ... Grepping in the kernel sources gets me: ... $ find -name auxvec.h | xargs grep 27 ./include/uapi/linux/auxvec.h:#define AT_RSEQ_FEATURE_SIZE 27 /* = rseq supported feature size */ $ find -name auxvec.h | xargs grep 28 ./include/uapi/linux/auxvec.h:#define AT_RSEQ_ALIGN 28 /* = rseq allocation alignment */ ... --=20 You are receiving this mail because: You are on the CC list for the bug.=