From: bugzilla-daemon@freedesktop.org
To: dri-devel@lists.freedesktop.org
Subject: [Bug 32033] New: [r300g] valgrind Syscall param ioctl(generic) points to uninitialised byte(s) ioctl (syscall-template.S:82)
Date: Wed, 1 Dec 2010 18:38:49 -0800 (PST) [thread overview]
Message-ID: <bug-32033-502@http.bugs.freedesktop.org/> (raw)
https://bugs.freedesktop.org/show_bug.cgi?id=32033
Summary: [r300g] valgrind Syscall param ioctl(generic) points
to uninitialised byte(s) ioctl (syscall-template.S:82)
Product: Mesa
Version: git
Platform: x86 (IA32)
OS/Version: Linux (All)
Status: NEW
Severity: normal
Priority: medium
Component: Drivers/Gallium/r300
AssignedTo: dri-devel@lists.freedesktop.org
ReportedBy: vlee@vmware.com
mesa: de3ff5af49369d187d88e5399f388c6e48c5384f (master)
chipset: RV530 71C5 (ATI Radeon X1600)
system architecture: i686
libdrm-dev: 2.4.21-1ubuntu2.1
kernel version: 2.6.35-23-generic
Linux distribution: Ubuntu 10.10 i386
This valgrind error appears with any piglit test.
$ valgrind --track-origins=yes ./bin/crash-cubemap-order -auto
==29125== Memcheck, a memory error detector
==29125== Copyright (C) 2002-2010, and GNU GPL'd, by Julian Seward et al.
==29125== Using Valgrind-3.6.0.SVN-Debian and LibVEX; rerun with -h for
copyright info
==29125== Command: ./bin/crash-cubemap-order -auto
==29125==
radeon: Successfully grabbed chipset info from kernel!
radeon: DRM version: 2.5.0 ID: 0x71c5 GB: 1 Z: 2
radeon: GART size: 509 MB VRAM size: 128 MB
radeon: HyperZ: NO
==29125== Syscall param ioctl(generic) points to uninitialised byte(s)
==29125== at 0x43BEF49: ioctl (syscall-template.S:82)
==29125== by 0x4478B3A: drmCommandWriteRead (in /lib/libdrm.so.2.4.0)
==29125== by 0x570BE5D: radeon_cs_manager_gem_ctor (radeon_cs_gem.c:526)
==29125== by 0x4BE3357: radeon_setup_winsys (radeon_r300.c:271)
==29125== by 0x4BE296E: r300_drm_winsys_screen_create (radeon_drm.c:203)
==29125== by 0x4BE1E35: create_screen (target.c:13)
==29125== by 0x530C06C: dri2_init_screen (dri2.c:524)
==29125== by 0x4CFE5E2: dri2CreateNewScreen (dri_util.c:875)
==29125== by 0x407482F: dri2CreateScreen (dri2_glx.c:819)
==29125== by 0x404F131: __glXInitialize (glxext.c:760)
==29125== by 0x404C26E: glXGetFBConfigs (glxcmds.c:1530)
==29125== by 0x404E402: glXChooseFBConfig (glxcmds.c:1490)
==29125== Address 0xbebdfad4 is on thread 1's stack
==29125== Uninitialised value was created by a stack allocation
==29125== at 0x570BDE3: radeon_cs_manager_gem_ctor (radeon_cs_gem.c:532)
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next reply other threads:[~2010-12-02 2:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-02 2:38 bugzilla-daemon [this message]
2010-12-02 3:19 ` [Bug 32033] [r300g] valgrind Syscall param ioctl(generic) points to uninitialised byte(s) ioctl (syscall-template.S:82) bugzilla-daemon
2010-12-04 9:10 ` bugzilla-daemon
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