https://bugs.freedesktop.org/show_bug.cgi?id=91355
Bug ID: 91355
Summary: [Quadro K610M] nouveau fills the kernel log when a
video is played
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]
When a video is played, either by VLC or by MPlayer, the kernel log
/var/log/kern.log is filled with lines like:
Jul 16 01:44:30 zira kernel: [81562.247407] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
Jul 16 01:44:30 zira kernel: [81562.280793] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: LBREQ
Jul 16 01:44:30 zira kernel: [81562.280801] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
Jul 16 01:44:30 zira kernel: [81562.314152] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: LBREQ
Jul 16 01:44:30 zira kernel: [81562.314161] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
Jul 16 01:44:30 zira kernel: [81562.347434] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: LBREQ
Jul 16 01:44:30 zira kernel: [81562.347443] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
Jul 16 01:44:30 zira kernel: [81562.380791] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: LBREQ
Jul 16 01:44:30 zira kernel: [81562.380800] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
Jul 16 01:44:30 zira kernel: [81562.414181] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: LBREQ
Jul 16 01:44:30 zira kernel: [81562.414189] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
Jul 16 01:44:30 zira kernel: [81562.447591] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: LBREQ
Jul 16 01:44:30 zira kernel: [81562.447600] nouveau E[ PFIFO][0000:01:00.0]
PBDMA0: ch 2 [Xorg[1209]] subc 5 mthd 0x0000 data 0x0000906e
also completely filling dmesg output.
Someone else has the same kind of problem:
https://bugs.launchpad.net/ubuntu/+source/linux-lts-vivid/+bug/1474538
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