[Mageia-dev] Video/X/GL/gnome-shell issues?

Sat Jul 28 22:07:20 CEST 2012

Olav Vitters <olav at vitters.nl> writes:
+
+> On Fri, Jul 27, 2012 at 11:35:44PM +0200, Olivier Blin wrote:
+>> gdb --pid can be used to get a stack trace then
+>
+> gnome-shell:
+>
+> The hang is in thread 1. Hangs in glibc, with Pulseaudio calling it.
+> Seems exactly like the mplayer issue. I've seen this hang before
+> Pulseaudio 2.1.
+>
+> Thread 1 (Thread 0x7f975cfe8900 (LWP 2367)):
+> #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:144
+> #1  0x00007f97558a4aa0 in pa_threaded_mainloop_wait (m=0x21bdf00) at pulse/thread-mainloop.c:206
+> #2 0x00007f97460aaa0b in pulse_driver_play (c=0x21b5280, id=<optimized
+> out>, proplist=0x704c9c0, cb=<optimized out>, userdata=<optimized
+> out>) at pulse.c:1085
+> #3 0x00007f975955624e in ca_context_play_full (c=c at entry=0x21b5280,
+> id=id at entry=1, p=0x704c9c0, cb=cb at entry=0x0,
+> userdata=userdata at entry=0x0) at common.c:522
+> #4  0x00007f97595565cf in ca_context_play (c=0x21b5280, id=1) at common.c:462
+
+(huge backtrace snipped)
+
+This looks exactly like this Debian bug, which was caused by a
+pthread_cond_wait patch in glibc:
+http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=651746
+
+-- 
+Olivier Blin - blino
+