56 lines
2.4 KiB
Diff
56 lines
2.4 KiB
Diff
From 661994028581a397336aee4b7a846c9b1d0e4b0e Mon Sep 17 00:00:00 2001
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From: "Richard W.M. Jones" <rjones@redhat.com>
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Date: Sun, 19 Jun 2022 18:13:34 +0100
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Subject: [PATCH] ocaml: Add valgrind suppression for OCaml 4.14 bug
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==3869068== Memcheck, a memory error detector
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==3869068== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
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==3869068== Using Valgrind-3.18.1 and LibVEX; rerun with -h for copyright info
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==3869068== Command: ./test_010_import.opt
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==3869068==
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==3869068== Syscall param sigaltstack(ss) points to uninitialised byte(s)
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==3869068== at 0x49DF24B: sigaltstack (syscall-template.S:120)
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==3869068== by 0x1A1365: caml_terminate_signals (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== by 0x1C0C33: caml_startup_common (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== by 0x1C0CAE: caml_main (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== by 0x15CDC1: main (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== Address 0x1ffeffe500 is on thread 1's stack
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==3869068== in frame #1, created by caml_terminate_signals (???:)
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==3869068==
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==3869068== Syscall param sigaltstack(ss) points to uninitialised byte(s)
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==3869068== at 0x49DF24B: sigaltstack (syscall-template.S:120)
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==3869068== by 0x1A1365: caml_terminate_signals (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== by 0x1B1B6F: caml_do_exit (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== by 0x15CDC8: main (in /home/rjones/d/libnbd/ocaml/tests/test_010_import.opt)
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==3869068== Address 0x1ffeffe4d0 is on thread 1's stack
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==3869068== in frame #1, created by caml_terminate_signals (???:)
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(cherry picked from libnbd commit 73dec295f3bbdf8afbfd548eb5a776dee27b0ac0)
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(cherry picked from commit e586ca637dfb7d2b4629248cb067a980ccf324f3)
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---
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valgrind/ocaml.suppressions | 10 ++++++++++
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1 file changed, 10 insertions(+)
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diff --git a/valgrind/ocaml.suppressions b/valgrind/ocaml.suppressions
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index 8bafc885..fd289c51 100644
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--- a/valgrind/ocaml.suppressions
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+++ b/valgrind/ocaml.suppressions
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@@ -46,3 +46,13 @@
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...
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fun:caml_setup_stack_overflow_detection
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}
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+
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+# Potential bug in OCaml 4.14
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+# https://github.com/ocaml/ocaml/issues/11335
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+{
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+ caml_terminate_signals_uninitialized_sigaltstack
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+ Memcheck:Param
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+ sigaltstack(ss)
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+ fun:sigaltstack
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+ fun:caml_terminate_signals
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+}
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--
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2.31.1
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