[Nouveau] [Bug 79823] [NV30/gallium] Mozilla apps freeze on startup with nouveau-dri-10.2.1 libs on dual-screen

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=79823

--- Comment #16 from Natrio <natrio at list.ru> ---
glxtest (from bug #94465):

-- Version 10.1.4 (from repository):
VENDOR
nouveau
RENDERER
Gallium 0.4 on NV34
VERSION
1.5 Mesa 10.1.4
TFP
TRUE

-- Version 10.2.1:
nouveau: kernel rejected pushbuf: Bad file descriptor
nouveau: ch0: krec 0 pushes 1 bufs 1 relocs 0
nouveau: ch0: buf 00000000 00000002 00000004 00000004 00000000
nouveau: ch0: psh 00000000 000000012c 0000000140
nouveau:        0x0008fd6c
nouveau:        0x00000000
nouveau:        0x00000003
nouveau:        0x00020000
nouveau:        0x00000000
 (freeze)

-- Version 10.2.1 (reverted patch):
VENDOR
nouveau
RENDERER
Gallium 0.4 on NV34
VERSION
1.5 Mesa 10.2.1
TFP
TRUE

-- Last revision before bisected commit:
VENDOR
nouveau
RENDERER
Gallium 0.4 on NV34
VERSION
1.5 Mesa 10.2.0-devel (git-5bf90cb)
TFP
TRUE

-- Bisected commit:
nouveau: kernel rejected pushbuf: Bad file descriptor
nouveau: ch0: krec 0 pushes 1 bufs 1 relocs 0
nouveau: ch0: buf 00000000 00000002 00000004 00000004 00000000
nouveau: ch0: psh 00000000 000000012c 0000000140
nouveau:        0x0008fd6c
nouveau:        0x00000000
nouveau:        0x00000003
nouveau:        0x00020000
nouveau:        0x00000000
 (freeze)

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