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3.9.0-6 - valgrind-3.9.0-timer_create.patch

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This commit is contained in:
Mark Wielaard 2014-02-21 15:48:17 +01:00
parent 2b58ba7427
commit 81b3a08682
2 changed files with 60 additions and 2 deletions
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53
valgrind-3.9.0-timer_create.patch Normal file
View File

@ -0,0 +1,53 @@
BZ#331380 Syscall param timer_create(evp) points to uninitialised byte(s)
Only check struct sigevent actually used by the kernel. If SIGEV_THREAD_ID
is set check sigev_notify_thread_id, otherwise don't.
diff --git a/coregrind/m_syswrap/syswrap-linux.c b/coregrind/m_syswrap/syswrap-linux.c
index 9dadd84..1a7fa6b 100644
--- a/coregrind/m_syswrap/syswrap-linux.c
+++ b/coregrind/m_syswrap/syswrap-linux.c
@@ -2175,8 +2175,18 @@ PRE(sys_timer_create)
PRE_REG_READ3(long, "timer_create",
vki_clockid_t, clockid, struct sigevent *, evp,
vki_timer_t *, timerid);
- if (ARG2 != 0)
- PRE_MEM_READ( "timer_create(evp)", ARG2, sizeof(struct vki_sigevent) );
+ if (ARG2 != 0) {
+ struct vki_sigevent *evp = (struct vki_sigevent *) ARG2;
+ PRE_MEM_READ( "timer_create(evp.sigev_value)", (Addr)&evp->sigev_value,
+ sizeof(vki_sigval_t) );
+ PRE_MEM_READ( "timer_create(evp.sigev_signo)", (Addr)&evp->sigev_signo,
+ sizeof(int) );
+ PRE_MEM_READ( "timer_create(evp.sigev_notify)", (Addr)&evp->sigev_notify,
+ sizeof(int) );
+ if ((evp->sigev_notify & VKI_SIGEV_THREAD_ID) != 0)
+ PRE_MEM_READ( "timer_create(evp.sigev_notify_thread_id)",
+ (Addr)&evp->vki_sigev_notify_thread_id, sizeof(int) );
+ }
PRE_MEM_WRITE( "timer_create(timerid)", ARG3, sizeof(vki_timer_t) );
}
POST(sys_timer_create)
diff --git a/include/vki/vki-linux.h b/include/vki/vki-linux.h
index 14bb8bf..a3c4b3c 100644
--- a/include/vki/vki-linux.h
+++ b/include/vki/vki-linux.h
@@ -544,6 +544,9 @@ typedef struct vki_siginfo {
#define VKI_SIGEV_PAD_SIZE ((VKI_SIGEV_MAX_SIZE - VKI___ARCH_SIGEV_PREAMBLE_SIZE) \
/ sizeof(int))
+/* This is the flag the kernel handles, userspace/glibc handles SEGEV_THEAD. */
+#define VKI_SIGEV_THREAD_ID 4
+
typedef struct vki_sigevent {
vki_sigval_t sigev_value;
int sigev_signo;
@@ -559,6 +562,8 @@ typedef struct vki_sigevent {
} _sigev_un;
} vki_sigevent_t;
+#define vki_sigev_notify_thread_id _sigev_un._tid
+
//----------------------------------------------------------------------
// From elsewhere...
//----------------------------------------------------------------------

9
valgrind.spec
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@ -3,7 +3,7 @@
Summary: Tool for finding memory management bugs in programs Summary: Tool for finding memory management bugs in programs
Name: %{?scl_prefix}valgrind Name: %{?scl_prefix}valgrind
Version: 3.9.0 Version: 3.9.0
Release: 5%{?dist} Release: 6%{?dist}
Epoch: 1 Epoch: 1
License: GPLv2+ License: GPLv2+
URL: http://www.valgrind.org/ URL: http://www.valgrind.org/
@ -56,6 +56,9 @@ Patch13: valgrind-3.9.0-s390-fpr-pair.patch
# KDE#331337 - s390x WARNING: unhandled syscall: 326 (dup3) # KDE#331337 - s390x WARNING: unhandled syscall: 326 (dup3)
Patch14: valgrind-3.9.0-s390-dup3.patch Patch14: valgrind-3.9.0-s390-dup3.patch
# KDE#331380 - Syscall param timer_create(evp) points to uninitialised byte(s)
Patch15: valgrind-3.9.0-timer_create.patch
%ifarch x86_64 ppc64 %ifarch x86_64 ppc64
# Ensure glibc{,-devel} is installed for both multilib arches # Ensure glibc{,-devel} is installed for both multilib arches
BuildRequires: /lib/libc.so.6 /usr/lib/libc.so /lib64/libc.so.6 /usr/lib64/libc.so BuildRequires: /lib/libc.so.6 /usr/lib/libc.so /lib64/libc.so.6 /usr/lib64/libc.so
@ -162,6 +165,7 @@ Valgrind User Manual for details.
%patch12 -p1 %patch12 -p1
%patch13 -p1 %patch13 -p1
%patch14 -p1 %patch14 -p1
%patch15 -p1
%build %build
# We need to use the software collection compiler and binutils if available. # We need to use the software collection compiler and binutils if available.
@ -315,8 +319,9 @@ echo ===============END TESTING===============
%endif %endif
%changelog %changelog
* Fri Feb 21 2014 Mark Wielaard <mjw@redhat.com> * Fri Feb 21 2014 Mark Wielaard <mjw@redhat.com> - 3.9.0-6
- Add valgrind-3.9.0-s390-dup3.patch - Add valgrind-3.9.0-s390-dup3.patch
- Add valgrind-3.9.0-timer_create.patch
* Thu Dec 12 2013 Mark Wielaard <mjw@redhat.com> - 3.9.0-5 * Thu Dec 12 2013 Mark Wielaard <mjw@redhat.com> - 3.9.0-5
- Add valgrind-3.9.0-manpage-memcheck-options.patch. - Add valgrind-3.9.0-manpage-memcheck-options.patch.