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* [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" @ 2023-06-12 7:36 vries at gcc dot gnu.org 2023-09-19 17:52 ` [Bug tdep/30540] " tromey at sourceware dot org ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: vries at gcc dot gnu.org @ 2023-06-12 7:36 UTC (permalink / raw) To: gdb-prs https://sourceware.org/bugzilla/show_bug.cgi?id=30540 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 ??? 0x1c^M WARNING: Unrecognized tag value: 28 ??? 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 */ ... -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tdep/30540] [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" 2023-06-12 7:36 [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" vries at gcc dot gnu.org @ 2023-09-19 17:52 ` tromey at sourceware dot org 2023-10-03 20:34 ` vries at gcc dot gnu.org ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: tromey at sourceware dot org @ 2023-09-19 17:52 UTC (permalink / raw) To: gdb-prs https://sourceware.org/bugzilla/show_bug.cgi?id=30540 Tom Tromey <tromey at sourceware dot org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |tromey at sourceware dot org --- Comment #1 from Tom Tromey <tromey at sourceware dot org> --- Hit this on Fedora 38 as well. Found this: https://lore.kernel.org/lkml/20220218210633.23345-2-mathieu.desnoyers@efficios.com/ rseq seems to be "restartable sequences". -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tdep/30540] [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" 2023-06-12 7:36 [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" vries at gcc dot gnu.org 2023-09-19 17:52 ` [Bug tdep/30540] " tromey at sourceware dot org @ 2023-10-03 20:34 ` vries at gcc dot gnu.org 2023-10-07 1:29 ` cvs-commit at gcc dot gnu.org 2023-10-07 13:42 ` tromey at sourceware dot org 3 siblings, 0 replies; 5+ messages in thread From: vries at gcc dot gnu.org @ 2023-10-03 20:34 UTC (permalink / raw) To: gdb-prs https://sourceware.org/bugzilla/show_bug.cgi?id=30540 --- Comment #2 from Tom de Vries <vries at gcc dot gnu.org> --- https://sourceware.org/pipermail/gdb-patches/2023-June/200435.html . Also just approved. -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tdep/30540] [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" 2023-06-12 7:36 [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" vries at gcc dot gnu.org 2023-09-19 17:52 ` [Bug tdep/30540] " tromey at sourceware dot org 2023-10-03 20:34 ` vries at gcc dot gnu.org @ 2023-10-07 1:29 ` cvs-commit at gcc dot gnu.org 2023-10-07 13:42 ` tromey at sourceware dot org 3 siblings, 0 replies; 5+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2023-10-07 1:29 UTC (permalink / raw) To: gdb-prs https://sourceware.org/bugzilla/show_bug.cgi?id=30540 --- Comment #3 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Simon Marchi <simark@sourceware.org>: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7a3bb62d82631ff042525b7115d9e03a7329e7be commit 7a3bb62d82631ff042525b7115d9e03a7329e7be Author: Ilya Leoshkevich <iii@linux.ibm.com> Date: Thu Jun 22 01:03:04 2023 +0200 gdb: support rseq auxvs Linux kernel commit commit 317c8194e6ae ("rseq: Introduce feature size and alignment ELF auxiliary vector entries") introduced two new auxvs: AT_RSEQ_FEATURE_SIZE and AT_RSEQ_ALIGN. Support them in GDB. This fixes auxv.exp on kernels >= v6.3. Change-Id: I8966c4d5c73eb7b45de6d410a9b28a6628edad2e Bug: https://sourceware.org/bugzilla/show_bug.cgi?id=30540 Approved-By: Tom Tromey <tom@tromey.com> -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tdep/30540] [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" 2023-06-12 7:36 [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" vries at gcc dot gnu.org ` (2 preceding siblings ...) 2023-10-07 1:29 ` cvs-commit at gcc dot gnu.org @ 2023-10-07 13:42 ` tromey at sourceware dot org 3 siblings, 0 replies; 5+ messages in thread From: tromey at sourceware dot org @ 2023-10-07 13:42 UTC (permalink / raw) To: gdb-prs https://sourceware.org/bugzilla/show_bug.cgi?id=30540 Tom Tromey <tromey at sourceware dot org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|NEW |RESOLVED Target Milestone|--- |14.1 --- Comment #4 from Tom Tromey <tromey at sourceware dot org> --- Fixed. -- You are receiving this mail because: You are on the CC list for the bug. ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2023-10-07 13:42 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2023-06-12 7:36 [Bug tdep/30540] New: [gdb/tdep] AT_RSEQ_FEATURE_SIZE / AT_RSEQ_ALIGN support missing in "info auxv" vries at gcc dot gnu.org 2023-09-19 17:52 ` [Bug tdep/30540] " tromey at sourceware dot org 2023-10-03 20:34 ` vries at gcc dot gnu.org 2023-10-07 1:29 ` cvs-commit at gcc dot gnu.org 2023-10-07 13:42 ` tromey at sourceware dot org
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