https://bugs.freedesktop.org/show_bug.cgi?id=95109
Bug ID: 95109
Summary: multiple instances of buffer 186 on validation list
Product: xorg
Version: unspecified
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: Driver/nouveau
Assignee: [email protected]
Reporter: [email protected]
QA Contact: [email protected]
OS:
Linux localhost.localdomain 4.1.13-100.fc21.x86_64 #1 SMP Tue Nov 10 13:13:20
UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
Two mirrored screens: ASUS laptop screen and Viewsonic VP2650wb
Graphics card: NVIDIA Corporation G96M [GeForce 9650M GT] (rev a1)
System locks up with
kernel: nouveau E[gnome-shell[2035]] multiple instances of buffer 186 on
validation list
kernel: nouveau E[gnome-shell[2035]] validate_init
kernel: nouveau E[gnome-shell[2035]] validate: -22
gnome-session[1905]: nouveau: kernel rejected pushbuf: Invalid argument
followed by a dump of ch0: buf data (I can include if useful)
and then many messages of the form
kernel: nouveau E[ PGRAPH][0000:01:00.0] TRAP_PROP - TP 0 - RT_FAULT - Address
00465f0000
kernel: nouveau E[ PGRAPH][0000:01:00.0] TRAP_PROP - TP 0 - e0c: 00000000,
e18: 00000000, e1c: 00000000, e20: 00002a00, e24: 00030000
kernel: nouveau E[ PGRAPH][0000:01:00.0] ch 4 [0x003fc2a000 gnome-shell[2035]]
subc 3 class 0x8297 mthd 0x15e0 data 0x00000000
kernel: nouveau E[ PFB][0000:01:00.0] trapped write at 0x00465f0000 on
channel 0x0003fc2a [gnome-shell[2035]] PGRAPH/PROP/RT0 reason:
Gnome pointer is alive, no window buttons function. After about 2 minutes the
system returns to normal.
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