https://bugs.kde.org/show_bug.cgi?id=388664
Bug ID: 388664
Summary: unhandled arm64-linux syscall: 117 (ptrace)
Product: valgrind
Version: 3.13.0
Platform: Fedora RPMs
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: memcheck
Assignee: jsew...@acm.org
Reporter: jrei...@bitwagon.com
Target Milestone: ---
On aarch64 (arm64-linux, 64-bit ARM) memcheck complains
WARNING: unhandled arm64-linux syscall: 117
for the terminal input
$ valgrind gdb /bin/date
(gdb) run
Diagnostic info:
$ grep 117 $(find /usr/include -name '*unistd*')
/usr/include/asm-generic/unistd.h:#define __NR_ptrace 117
Version info:
=====
$ uname -a
Linux host.domain 4.14.11-300.fc27.aarch64 #1 SMP Wed Jan 3 13:38:59 UTC 2018
aarch64 aarch64 aarch64 GNU/Linux
$ valgrind --version
valgrind-3.13.0
$ gdb --version
GNU gdb (GDB) Fedora 8.0.1-33.fc27
$ /lib64/libc.so.6
GNU C Library (GNU libc) stable release version 2.26, by Roland McGrath et al.
Copyright (C) 2017 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.
There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A
PARTICULAR PURPOSE.
Compiled by GNU CC version 7.2.1 20170915 (Red Hat 7.2.1-2). <<<<<
Available extensions:
crypt add-on version 2.1 by Michael Glad and others
GNU Libidn by Simon Josefsson
Native POSIX Threads Library by Ulrich Drepper et al
BIND-8.2.3-T5B
libc ABIs: UNIQUE
=====
Hundreds of "ordinary" complaints from memcheck precede the complaint about
syscall #117. Such as:
=====
==2405== Conditional jump or move depends on uninitialised value(s)
==2405== at 0x4BCCAF0: GC_push_all_eager (mark.c:1540)
==2405== by 0x4BCD82F: GC_push_current_stack (mark_rts.c:664)
==2405== by 0x4BC9E2F: GC_with_callee_saves_pushed (mach_dep.c:303)
==2405== by 0x4BCE663: GC_push_regs_and_stack (mark_rts.c:741)
==2405== by 0x4BCE663: GC_push_roots (mark_rts.c:814)
==2405== by 0x4BCD5BB: GC_mark_some (mark.c:408)
==2405== by 0x4BC27F7: GC_stopped_mark (alloc.c:698)
==2405== by 0x4BC2E7B: GC_try_to_collect_inner (alloc.c:486)
==2405== by 0x4BD025B: GC_init (misc.c:1282)
==2405== by 0x4A87787: scm_storage_prehistory (gc.c:619)
==2405== by 0x4A972FB: scm_i_init_guile (init.c:389)
==2405== by 0x4AF169F: scm_i_init_thread_for_guile (threads.c:833)
==2405== by 0x4AF16D7: with_guile_and_parent (threads.c:899)
=====
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