Hi, branen salmon <bsalmon+bugs@3tier.com> (02/02/2010): > After upgrading to xserver-xorg-video-nv 2.1.15-1 and > xserver-xorg-core 1.7.4-2, X segfaults on startup. The X server > then sits there and spins, consuming 100% of one CPU until I send it > a SIGKILL. Attaching with strace or ltrace to the X server while > it's spinning doesn't produce output. > > Here's the Xorg.0.log backtrace: > 0: /usr/bin/X (xorg_backtrace+0x3b) [0x80e68cb] > 1: /usr/bin/X (0x8048000+0x60ad5) [0x80a8ad5] > 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xf7709410] > 3: /usr/bin/X (xf86CrtcSetModeTransform+0x3f9) [0x80ce3a9] sounds actually like a bug in the server, triggered by the nv driver. I guess it's fixed by the following commit upstream: ,---- | commit 1e6fd65d0b95260253828678131885a4ec21c594 | Author: Michael Vogt <mvo@ubuntu.com> | Date: Mon Jan 25 18:41:20 2010 +0100 | | xfree86/modes: only call gamma_set if its non NULL | | I ran accross a crash with xf86-video-nv-2.1.15 [1] and xserver | 1.7.3.901. It looks like the problem is that gamma_set is called even | if that is NULL. | | [1] https://launchpad.net/bugs/494627 | | Reviewed-By: Matthias Hopf <mhopf@suse.de> | Signed-off-by: Julien Cristau <jcristau@debian.org> | Signed-off-by: Keith Packard <keithp@keithp.com> `---- You may want to apply it against the xorg-server source package to check how it goes. I'm attaching it for your convenience. Mraw, KiBi.
From 1e6fd65d0b95260253828678131885a4ec21c594 Mon Sep 17 00:00:00 2001
From: Michael Vogt <mvo@ubuntu.com>
Date: Mon, 25 Jan 2010 18:41:20 +0100
Subject: [PATCH] xfree86/modes: only call gamma_set if its non NULL
I ran accross a crash with xf86-video-nv-2.1.15 [1] and xserver
1.7.3.901. It looks like the problem is that gamma_set is called even
if that is NULL.
[1] https://launchpad.net/bugs/494627
Reviewed-By: Matthias Hopf <mhopf@suse.de>
Signed-off-by: Julien Cristau <jcristau@debian.org>
Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Cyril Brulebois <kibi@debian.org>
---
hw/xfree86/modes/xf86Crtc.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/hw/xfree86/modes/xf86Crtc.c b/hw/xfree86/modes/xf86Crtc.c
index d015c6a..573fe96 100644
--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -354,7 +354,7 @@ xf86CrtcSetModeTransform (xf86CrtcPtr crtc, DisplayModePtr mode, Rotation rotati
}
/* Only upload when needed, to avoid unneeded delays. */
- if (!crtc->active)
+ if (!crtc->active && crtc->funcs->gamma_set)
crtc->funcs->gamma_set(crtc, crtc->gamma_red, crtc->gamma_green,
crtc->gamma_blue, crtc->gamma_size);
--
1.7.0
Attachment:
signature.asc
Description: Digital signature